mirror of
https://github.com/mcneel/opennurbs.git
synced 2026-04-01 08:46:54 +08:00
175 lines
520 KiB
HTML
175 lines
520 KiB
HTML
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
|
|
<html xmlns="http://www.w3.org/1999/xhtml">
|
|
<head>
|
|
<meta http-equiv="Content-Type" content="text/xhtml;charset=UTF-8"/>
|
|
<meta http-equiv="X-UA-Compatible" content="IE=9"/>
|
|
<meta name="generator" content="Doxygen 1.8.13"/>
|
|
<meta name="viewport" content="width=device-width, initial-scale=1"/>
|
|
<title>openNURBS SDK Help: D:/BuildAgent/work/d8e3bf9e94f4c621/src4/bin/opennurbs_public/opennurbs_point.h Source File</title>
|
|
<link href="../../tabs.css" rel="stylesheet" type="text/css"/>
|
|
<script type="text/javascript" src="../../jquery.js"></script>
|
|
<script type="text/javascript" src="../../dynsections.js"></script>
|
|
<link href="../../search/search.css" rel="stylesheet" type="text/css"/>
|
|
<script type="text/javascript" src="../../search/searchdata.js"></script>
|
|
<script type="text/javascript" src="../../search/search.js"></script>
|
|
<link href="../../doxygen.css" rel="stylesheet" type="text/css" />
|
|
</head>
|
|
<body>
|
|
<div id="top"><!-- do not remove this div, it is closed by doxygen! -->
|
|
<div id="titlearea">
|
|
<table cellspacing="0" cellpadding="0">
|
|
<tbody>
|
|
<tr style="height: 56px;">
|
|
<td id="projectalign" style="padding-left: 0.5em;">
|
|
<div id="projectname">openNURBS SDK Help
|
|
 <span id="projectnumber">6.0</span>
|
|
</div>
|
|
</td>
|
|
</tr>
|
|
</tbody>
|
|
</table>
|
|
</div>
|
|
<!-- end header part -->
|
|
<!-- Generated by Doxygen 1.8.13 -->
|
|
<script type="text/javascript">
|
|
var searchBox = new SearchBox("searchBox", "../../search",false,'Search');
|
|
</script>
|
|
<script type="text/javascript" src="../../menudata.js"></script>
|
|
<script type="text/javascript" src="../../menu.js"></script>
|
|
<script type="text/javascript">
|
|
$(function() {
|
|
initMenu('../../',true,false,'search.php','Search');
|
|
$(document).ready(function() { init_search(); });
|
|
});
|
|
</script>
|
|
<div id="main-nav"></div>
|
|
<!-- window showing the filter options -->
|
|
<div id="MSearchSelectWindow"
|
|
onmouseover="return searchBox.OnSearchSelectShow()"
|
|
onmouseout="return searchBox.OnSearchSelectHide()"
|
|
onkeydown="return searchBox.OnSearchSelectKey(event)">
|
|
</div>
|
|
|
|
<!-- iframe showing the search results (closed by default) -->
|
|
<div id="MSearchResultsWindow">
|
|
<iframe src="javascript:void(0)" frameborder="0"
|
|
name="MSearchResults" id="MSearchResults">
|
|
</iframe>
|
|
</div>
|
|
|
|
<div id="nav-path" class="navpath">
|
|
<ul>
|
|
<li class="navelem"><a class="el" href="../../dir_2ea30aa2956a8db99dd22aa5e597f384.html">bin</a></li><li class="navelem"><a class="el" href="../../dir_7a6cfee8d318bd47c162fe536aecd3a7.html">opennurbs_public</a></li> </ul>
|
|
</div>
|
|
</div><!-- top -->
|
|
<div class="header">
|
|
<div class="headertitle">
|
|
<div class="title">opennurbs_point.h</div> </div>
|
|
</div><!--header-->
|
|
<div class="contents">
|
|
<div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno"> 1</span> <span class="comment">/* $NoKeywords: $ */</span></div><div class="line"><a name="l00002"></a><span class="lineno"> 2</span> <span class="comment">/*</span></div><div class="line"><a name="l00003"></a><span class="lineno"> 3</span> <span class="comment">//</span></div><div class="line"><a name="l00004"></a><span class="lineno"> 4</span> <span class="comment">// Copyright (c) 1993-2012 Robert McNeel & Associates. All rights reserved.</span></div><div class="line"><a name="l00005"></a><span class="lineno"> 5</span> <span class="comment">// OpenNURBS, Rhinoceros, and Rhino3D are registered trademarks of Robert</span></div><div class="line"><a name="l00006"></a><span class="lineno"> 6</span> <span class="comment">// McNeel & Associates.</span></div><div class="line"><a name="l00007"></a><span class="lineno"> 7</span> <span class="comment">//</span></div><div class="line"><a name="l00008"></a><span class="lineno"> 8</span> <span class="comment">// THIS SOFTWARE IS PROVIDED "AS IS" WITHOUT EXPRESS OR IMPLIED WARRANTY.</span></div><div class="line"><a name="l00009"></a><span class="lineno"> 9</span> <span class="comment">// ALL IMPLIED WARRANTIES OF FITNESS FOR ANY PARTICULAR PURPOSE AND OF</span></div><div class="line"><a name="l00010"></a><span class="lineno"> 10</span> <span class="comment">// MERCHANTABILITY ARE HEREBY DISCLAIMED.</span></div><div class="line"><a name="l00011"></a><span class="lineno"> 11</span> <span class="comment">// </span></div><div class="line"><a name="l00012"></a><span class="lineno"> 12</span> <span class="comment">// For complete openNURBS copyright information see <http://www.opennurbs.org>.</span></div><div class="line"><a name="l00013"></a><span class="lineno"> 13</span> <span class="comment">//</span><span class="comment"></span></div><div class="line"><a name="l00014"></a><span class="lineno"> 14</span> <span class="comment">////////////////////////////////////////////////////////////////</span></div><div class="line"><a name="l00015"></a><span class="lineno"> 15</span> <span class="comment"></span>*/</div><div class="line"><a name="l00016"></a><span class="lineno"> 16</span> <span class="comment"></span></div><div class="line"><a name="l00017"></a><span class="lineno"> 17</span> <span class="comment">////////////////////////////////////////////////////////////////</span></div><div class="line"><a name="l00018"></a><span class="lineno"> 18</span> <span class="comment"></span><span class="comment">//</span></div><div class="line"><a name="l00019"></a><span class="lineno"> 19</span> <span class="comment">// defines double precision point, vector, and array classes</span></div><div class="line"><a name="l00020"></a><span class="lineno"> 20</span> <span class="comment">//</span><span class="comment"></span></div><div class="line"><a name="l00021"></a><span class="lineno"> 21</span> <span class="comment">////////////////////////////////////////////////////////////////</span></div><div class="line"><a name="l00022"></a><span class="lineno"> 22</span> <span class="comment"></span><span class="preprocessor">#if !defined(ON_POINT_INC_)</span></div><div class="line"><a name="l00023"></a><span class="lineno"> 23</span> <span class="preprocessor">#define ON_POINT_INC_</span></div><div class="line"><a name="l00024"></a><span class="lineno"> 24</span> </div><div class="line"><a name="l00025"></a><span class="lineno"> 25</span> <span class="keyword">class </span><a class="code" href="../../d1/d17/class_o_n___bounding_box.html">ON_BoundingBox</a>;</div><div class="line"><a name="l00026"></a><span class="lineno"> 26</span> <span class="keyword">class </span><a class="code" href="../../d3/d13/class_o_n___xform.html">ON_Xform</a>;</div><div class="line"><a name="l00027"></a><span class="lineno"> 27</span> <span class="keyword">class </span><a class="code" href="../../d4/d6f/class_o_n___line.html">ON_Line</a>;</div><div class="line"><a name="l00028"></a><span class="lineno"> 28</span> <span class="keyword">class </span><a class="code" href="../../d4/d48/class_o_n___plane.html">ON_Plane</a>;</div><div class="line"><a name="l00029"></a><span class="lineno"> 29</span> </div><div class="line"><a name="l00030"></a><span class="lineno"> 30</span> <span class="keyword">class </span><a class="code" href="../../dd/dd9/class_o_n__2d_point.html">ON_2dPoint</a>;</div><div class="line"><a name="l00031"></a><span class="lineno"> 31</span> <span class="keyword">class </span><a class="code" href="../../d2/d35/class_o_n__3d_point.html">ON_3dPoint</a>;</div><div class="line"><a name="l00032"></a><span class="lineno"> 32</span> <span class="keyword">class </span><a class="code" href="../../d9/db1/class_o_n__4d_point.html">ON_4dPoint</a>;</div><div class="line"><a name="l00033"></a><span class="lineno"> 33</span> </div><div class="line"><a name="l00034"></a><span class="lineno"> 34</span> <span class="keyword">class </span><a class="code" href="../../da/d08/class_o_n__2d_vector.html">ON_2dVector</a>;</div><div class="line"><a name="l00035"></a><span class="lineno"> 35</span> <span class="keyword">class </span><a class="code" href="../../d5/dae/class_o_n__3d_vector.html">ON_3dVector</a>;</div><div class="line"><a name="l00036"></a><span class="lineno"> 36</span> </div><div class="line"><a name="l00037"></a><span class="lineno"> 37</span> <span class="keyword">class </span><a class="code" href="../../db/df9/class_o_n__2f_vector.html">ON_2fVector</a>;</div><div class="line"><a name="l00038"></a><span class="lineno"> 38</span> <span class="keyword">class </span><a class="code" href="../../db/d80/class_o_n__3f_vector.html">ON_3fVector</a>;</div><div class="line"><a name="l00039"></a><span class="lineno"> 39</span> </div><div class="line"><a name="l00040"></a><span class="lineno"> 40</span> <span class="keyword">class </span><a class="code" href="../../dc/dc7/class_o_n___interval.html">ON_Interval</a>;</div><div class="line"><a name="l00041"></a><span class="lineno"> 41</span> <span class="comment"></span></div><div class="line"><a name="l00042"></a><span class="lineno"> 42</span> <span class="comment">////////////////////////////////////////////////////////////////</span></div><div class="line"><a name="l00043"></a><span class="lineno"> 43</span> <span class="comment"></span><span class="comment">//</span></div><div class="line"><a name="l00044"></a><span class="lineno"> 44</span> <span class="comment">// ON_Interval</span></div><div class="line"><a name="l00045"></a><span class="lineno"> 45</span> <span class="comment">//</span></div><div class="line"><a name="l00046"></a><span class="lineno"><a class="line" href="../../dc/dc7/class_o_n___interval.html"> 46</a></span> <span class="keyword">class </span>ON_CLASS <a class="code" href="../../dc/dc7/class_o_n___interval.html">ON_Interval</a></div><div class="line"><a name="l00047"></a><span class="lineno"> 47</span> {</div><div class="line"><a name="l00048"></a><span class="lineno"> 48</span> <span class="keyword">public</span>:</div><div class="line"><a name="l00049"></a><span class="lineno"><a class="line" href="../../dc/dc7/class_o_n___interval.html#a1477445eae2a66b83f55164d5388b8c6"> 49</a></span>  <span class="keyword">static</span> <span class="keyword">const</span> <a class="code" href="../../dc/dc7/class_o_n___interval.html">ON_Interval</a> <a class="code" href="../../dc/dc7/class_o_n___interval.html#a1477445eae2a66b83f55164d5388b8c6">EmptyInterval</a>; <span class="comment">// (ON_UNSET_VALUE,ON_UNSET_VALUE)</span></div><div class="line"><a name="l00050"></a><span class="lineno"><a class="line" href="../../dc/dc7/class_o_n___interval.html#a737857e2200ea8d9731ca40c5fa21196"> 50</a></span>  <span class="keyword">static</span> <span class="keyword">const</span> <a class="code" href="../../dc/dc7/class_o_n___interval.html">ON_Interval</a> <a class="code" href="../../dc/dc7/class_o_n___interval.html#a737857e2200ea8d9731ca40c5fa21196">ZeroToOne</a>; <span class="comment">// (0.0, 1.0)</span></div><div class="line"><a name="l00051"></a><span class="lineno"><a class="line" href="../../dc/dc7/class_o_n___interval.html#ad843bb578a893163ff9102a2f1a6d996"> 51</a></span>  <span class="keyword">static</span> <span class="keyword">const</span> <a class="code" href="../../dc/dc7/class_o_n___interval.html">ON_Interval</a> <a class="code" href="../../dc/dc7/class_o_n___interval.html#ad843bb578a893163ff9102a2f1a6d996">ZeroToTwoPi</a>; <span class="comment">// (0.0, 2.0*ON_PI)</span></div><div class="line"><a name="l00052"></a><span class="lineno"><a class="line" href="../../dc/dc7/class_o_n___interval.html#a09585099abbe8b7847dcbccfd999c662"> 52</a></span>  <span class="keyword">static</span> <span class="keyword">const</span> <a class="code" href="../../dc/dc7/class_o_n___interval.html">ON_Interval</a> <a class="code" href="../../dc/dc7/class_o_n___interval.html#a09585099abbe8b7847dcbccfd999c662">Nan</a>; <span class="comment">// (ON_DBL_QNAN,ON_DBL_QNAN)</span></div><div class="line"><a name="l00053"></a><span class="lineno"> 53</span>  </div><div class="line"><a name="l00054"></a><span class="lineno"> 54</span> <span class="keyword">public</span>:</div><div class="line"><a name="l00055"></a><span class="lineno"> 55</span>  <span class="comment">// The default constructor creates ON_Interval::EmptyInterval (ON_UNSET_VALUE,ON_UNSET_VALUE)</span></div><div class="line"><a name="l00056"></a><span class="lineno"> 56</span>  <a class="code" href="../../dc/dc7/class_o_n___interval.html">ON_Interval</a>();</div><div class="line"><a name="l00057"></a><span class="lineno"> 57</span>  ~<a class="code" href="../../dc/dc7/class_o_n___interval.html">ON_Interval</a>() = <span class="keywordflow">default</span>;</div><div class="line"><a name="l00058"></a><span class="lineno"> 58</span>  <a class="code" href="../../dc/dc7/class_o_n___interval.html">ON_Interval</a>(<span class="keyword">const</span> <a class="code" href="../../dc/dc7/class_o_n___interval.html">ON_Interval</a>&) = <span class="keywordflow">default</span>;</div><div class="line"><a name="l00059"></a><span class="lineno"> 59</span>  <a class="code" href="../../dc/dc7/class_o_n___interval.html">ON_Interval</a>& operator=(<span class="keyword">const</span> <a class="code" href="../../dc/dc7/class_o_n___interval.html">ON_Interval</a>&) = <span class="keywordflow">default</span>;</div><div class="line"><a name="l00060"></a><span class="lineno"> 60</span> </div><div class="line"><a name="l00061"></a><span class="lineno"> 61</span>  <a class="code" href="../../dc/dc7/class_o_n___interval.html">ON_Interval</a>(<span class="keywordtype">double</span> t0,<span class="keywordtype">double</span> t1);</div><div class="line"><a name="l00062"></a><span class="lineno"> 62</span> </div><div class="line"><a name="l00063"></a><span class="lineno"> 63</span> <span class="keyword">public</span>:</div><div class="line"><a name="l00064"></a><span class="lineno"> 64</span>  <span class="comment">// Interval = (m_t[0], m_t[1])</span></div><div class="line"><a name="l00065"></a><span class="lineno"><a class="line" href="../../dc/dc7/class_o_n___interval.html#a710964868c099d4985faeed97f39f92c"> 65</a></span>  <span class="keywordtype">double</span> m_t[2];</div><div class="line"><a name="l00066"></a><span class="lineno"> 66</span> </div><div class="line"><a name="l00067"></a><span class="lineno"> 67</span> <span class="preprocessor">#if defined(OPENNURBS_WALL)</span></div><div class="line"><a name="l00068"></a><span class="lineno"> 68</span>  <span class="comment">// Goal is to eventually require = as the only way to modify ON_Interval values.</span></div><div class="line"><a name="l00069"></a><span class="lineno"> 69</span>  ON_DEPRECATED_MSG(<span class="stringliteral">"Use interval = ON_Interval::EmptyInterval;"</span>)</div><div class="line"><a name="l00070"></a><span class="lineno"> 70</span> <span class="preprocessor">#endif</span></div><div class="line"><a name="l00071"></a><span class="lineno"> 71</span>  <span class="keywordtype">void</span> Destroy();</div><div class="line"><a name="l00072"></a><span class="lineno"> 72</span> </div><div class="line"><a name="l00073"></a><span class="lineno"> 73</span>  <span class="comment">/*</span></div><div class="line"><a name="l00074"></a><span class="lineno"> 74</span> <span class="comment"> Description:</span></div><div class="line"><a name="l00075"></a><span class="lineno"> 75</span> <span class="comment"> Sets interval to [t0,t1]</span></div><div class="line"><a name="l00076"></a><span class="lineno"> 76</span> <span class="comment"> Parameters:</span></div><div class="line"><a name="l00077"></a><span class="lineno"> 77</span> <span class="comment"> t0 - [in]</span></div><div class="line"><a name="l00078"></a><span class="lineno"> 78</span> <span class="comment"> t1 - [in]</span></div><div class="line"><a name="l00079"></a><span class="lineno"> 79</span> <span class="comment"> See Also:</span></div><div class="line"><a name="l00080"></a><span class="lineno"> 80</span> <span class="comment"> ON_Interval::ON_Interval( double, double )</span></div><div class="line"><a name="l00081"></a><span class="lineno"> 81</span> <span class="comment"> */</span></div><div class="line"><a name="l00082"></a><span class="lineno"> 82</span>  <span class="keywordtype">void</span> Set(</div><div class="line"><a name="l00083"></a><span class="lineno"> 83</span>  <span class="keywordtype">double</span> t0, </div><div class="line"><a name="l00084"></a><span class="lineno"> 84</span>  <span class="keywordtype">double</span> t1</div><div class="line"><a name="l00085"></a><span class="lineno"> 85</span>  );</div><div class="line"><a name="l00086"></a><span class="lineno"> 86</span> </div><div class="line"><a name="l00087"></a><span class="lineno"> 87</span>  <span class="comment">/*</span></div><div class="line"><a name="l00088"></a><span class="lineno"> 88</span> <span class="comment"> Description:</span></div><div class="line"><a name="l00089"></a><span class="lineno"> 89</span> <span class="comment"> Convert normalized parameter to interval value, or pair of values.</span></div><div class="line"><a name="l00090"></a><span class="lineno"> 90</span> <span class="comment"> Parameters:</span></div><div class="line"><a name="l00091"></a><span class="lineno"> 91</span> <span class="comment"> normalized_parameter - [in] </span></div><div class="line"><a name="l00092"></a><span class="lineno"> 92</span> <span class="comment"> Returns:</span></div><div class="line"><a name="l00093"></a><span class="lineno"> 93</span> <span class="comment"> Interval parameter</span></div><div class="line"><a name="l00094"></a><span class="lineno"> 94</span> <span class="comment"> min*(1.0-normalized_parameter) + max*normalized_parameter</span></div><div class="line"><a name="l00095"></a><span class="lineno"> 95</span> <span class="comment"> See Also:</span></div><div class="line"><a name="l00096"></a><span class="lineno"> 96</span> <span class="comment"> ON_Interval::NormalizedParameterAt</span></div><div class="line"><a name="l00097"></a><span class="lineno"> 97</span> <span class="comment"> */</span></div><div class="line"><a name="l00098"></a><span class="lineno"> 98</span>  <span class="keywordtype">double</span> ParameterAt (</div><div class="line"><a name="l00099"></a><span class="lineno"> 99</span>  <span class="keywordtype">double</span> normalized_parameter</div><div class="line"><a name="l00100"></a><span class="lineno"> 100</span>  ) <span class="keyword">const</span>; </div><div class="line"><a name="l00101"></a><span class="lineno"> 101</span>  <a class="code" href="../../dc/dc7/class_o_n___interval.html">ON_Interval</a> ParameterAt (</div><div class="line"><a name="l00102"></a><span class="lineno"> 102</span>  <a class="code" href="../../dc/dc7/class_o_n___interval.html">ON_Interval</a> normalized_interval</div><div class="line"><a name="l00103"></a><span class="lineno"> 103</span>  ) <span class="keyword">const</span>; </div><div class="line"><a name="l00104"></a><span class="lineno"> 104</span>  </div><div class="line"><a name="l00105"></a><span class="lineno"> 105</span>  <span class="comment">/*</span></div><div class="line"><a name="l00106"></a><span class="lineno"> 106</span> <span class="comment"> Description:</span></div><div class="line"><a name="l00107"></a><span class="lineno"> 107</span> <span class="comment"> Convert interval value, or pair of values, to normalized parameter.</span></div><div class="line"><a name="l00108"></a><span class="lineno"> 108</span> <span class="comment"> Parameters:</span></div><div class="line"><a name="l00109"></a><span class="lineno"> 109</span> <span class="comment"> interval_parameter - [in] value in interval</span></div><div class="line"><a name="l00110"></a><span class="lineno"> 110</span> <span class="comment"> Returns:</span></div><div class="line"><a name="l00111"></a><span class="lineno"> 111</span> <span class="comment"> Normalized parameter x so that </span></div><div class="line"><a name="l00112"></a><span class="lineno"> 112</span> <span class="comment"> min*(1.0-x) + max*x = interval_parameter.</span></div><div class="line"><a name="l00113"></a><span class="lineno"> 113</span> <span class="comment"> See Also:</span></div><div class="line"><a name="l00114"></a><span class="lineno"> 114</span> <span class="comment"> ON_Interval::ParameterAt</span></div><div class="line"><a name="l00115"></a><span class="lineno"> 115</span> <span class="comment"> */</span></div><div class="line"><a name="l00116"></a><span class="lineno"> 116</span>  <span class="keywordtype">double</span> NormalizedParameterAt (</div><div class="line"><a name="l00117"></a><span class="lineno"> 117</span>  <span class="keywordtype">double</span> interval_parameter</div><div class="line"><a name="l00118"></a><span class="lineno"> 118</span>  ) <span class="keyword">const</span>;</div><div class="line"><a name="l00119"></a><span class="lineno"> 119</span>  <a class="code" href="../../dc/dc7/class_o_n___interval.html">ON_Interval</a> NormalizedParameterAt (</div><div class="line"><a name="l00120"></a><span class="lineno"> 120</span>  <a class="code" href="../../dc/dc7/class_o_n___interval.html">ON_Interval</a> interval_parameter</div><div class="line"><a name="l00121"></a><span class="lineno"> 121</span>  ) <span class="keyword">const</span>;</div><div class="line"><a name="l00122"></a><span class="lineno"> 122</span> </div><div class="line"><a name="l00123"></a><span class="lineno"> 123</span>  <span class="keywordtype">double</span>& operator[](<span class="keywordtype">int</span>); <span class="comment">// returns (index<=0) ? m_t[0] : m_t[1]</span></div><div class="line"><a name="l00124"></a><span class="lineno"> 124</span>  <span class="keywordtype">double</span> operator[](<span class="keywordtype">int</span>) <span class="keyword">const</span>; <span class="comment">// returns (index<=0) ? m_t[0] : m_t[1]</span></div><div class="line"><a name="l00125"></a><span class="lineno"> 125</span>  <span class="keywordtype">double</span>& operator[](<span class="keywordtype">unsigned</span> <span class="keywordtype">int</span>); <span class="comment">// returns (index<=0) ? m_t[0] : m_t[1]</span></div><div class="line"><a name="l00126"></a><span class="lineno"> 126</span>  <span class="keywordtype">double</span> operator[](<span class="keywordtype">unsigned</span> <span class="keywordtype">int</span>) <span class="keyword">const</span>; <span class="comment">// returns (index<=0) ? m_t[0] : m_t[1]</span></div><div class="line"><a name="l00127"></a><span class="lineno"> 127</span> </div><div class="line"><a name="l00128"></a><span class="lineno"> 128</span>  <span class="keywordtype">double</span> Min() <span class="keyword">const</span>; <span class="comment">// returns smaller of m_t[0] and m_t[1]</span></div><div class="line"><a name="l00129"></a><span class="lineno"> 129</span>  <span class="keywordtype">double</span> Max() <span class="keyword">const</span>; <span class="comment">// returns larger of m_t[0] and m_t[1]</span></div><div class="line"><a name="l00130"></a><span class="lineno"> 130</span>  <span class="keywordtype">double</span> Mid() <span class="keyword">const</span>; <span class="comment">// returns 0.5*(m_t[0] + m_t[1])</span></div><div class="line"><a name="l00131"></a><span class="lineno"> 131</span>  <span class="keywordtype">double</span> Length() <span class="keyword">const</span>; <span class="comment">// returns signed length, m_t[1]-m_t[0]</span></div><div class="line"><a name="l00132"></a><span class="lineno"> 132</span> </div><div class="line"><a name="l00133"></a><span class="lineno"> 133</span>  <span class="keywordtype">bool</span> IsIncreasing() <span class="keyword">const</span>; <span class="comment">// returns true if m_t[0] < m_t[1]</span></div><div class="line"><a name="l00134"></a><span class="lineno"> 134</span>  <span class="keywordtype">bool</span> IsDecreasing() <span class="keyword">const</span>; <span class="comment">// returns true if m_t[0] > m_t[0];</span></div><div class="line"><a name="l00135"></a><span class="lineno"> 135</span>  <span class="keywordtype">bool</span> IsInterval() <span class="keyword">const</span>; <span class="comment">// returns truc if m_t[0] != m_t[1]</span></div><div class="line"><a name="l00136"></a><span class="lineno"> 136</span>  <span class="keywordtype">bool</span> IsSingleton() <span class="keyword">const</span>; <span class="comment">// returns true if m_t[0] == m_t[1] != ON_UNSET_VALUE</span></div><div class="line"><a name="l00137"></a><span class="lineno"> 137</span>  <span class="keywordtype">bool</span> IsEmptyInterval() <span class="keyword">const</span>; <span class="comment">// returns true if m_t[0] == m_t[1] == ON_UNSET_VALUE</span></div><div class="line"><a name="l00138"></a><span class="lineno"> 138</span>  <span class="keywordtype">bool</span> IsValid() <span class="keyword">const</span>; <span class="comment">// returns ON_IsValid(m_t[0]) && ON_IsValid(m_t[1])</span></div><div class="line"><a name="l00139"></a><span class="lineno"> 139</span> </div><div class="line"><a name="l00140"></a><span class="lineno"> 140</span> <span class="preprocessor">#if defined(OPENNURBS_WALL)</span></div><div class="line"><a name="l00141"></a><span class="lineno"> 141</span>  ON_DEPRECATED_MSG(<span class="stringliteral">"Use IsEmptyInterval()"</span>)</div><div class="line"><a name="l00142"></a><span class="lineno"> 142</span> <span class="preprocessor">#endif</span></div><div class="line"><a name="l00143"></a><span class="lineno"> 143</span>  <span class="keywordtype">bool</span> IsEmptySet() <span class="keyword">const</span>; <span class="comment">// returns true if m_t[0] == m_t[1] == ON_UNSET_VALUE</span></div><div class="line"><a name="l00144"></a><span class="lineno"> 144</span> </div><div class="line"><a name="l00145"></a><span class="lineno"> 145</span>  <span class="keywordtype">bool</span> MakeIncreasing(); <span class="comment">// returns true if resulting interval IsIncreasing() </span></div><div class="line"><a name="l00146"></a><span class="lineno"> 146</span> </div><div class="line"><a name="l00147"></a><span class="lineno"> 147</span>  <span class="comment">/*</span></div><div class="line"><a name="l00148"></a><span class="lineno"> 148</span> <span class="comment"> Description:</span></div><div class="line"><a name="l00149"></a><span class="lineno"> 149</span> <span class="comment"> A well ordered dictionary compare function that is nan aware and can</span></div><div class="line"><a name="l00150"></a><span class="lineno"> 150</span> <span class="comment"> be used for robust sorting.</span></div><div class="line"><a name="l00151"></a><span class="lineno"> 151</span> <span class="comment"> */</span></div><div class="line"><a name="l00152"></a><span class="lineno"> 152</span>  <span class="keyword">static</span> <span class="keywordtype">int</span> Compare(</div><div class="line"><a name="l00153"></a><span class="lineno"> 153</span>  <span class="keyword">const</span> <a class="code" href="../../dc/dc7/class_o_n___interval.html">ON_Interval</a>& lhs, </div><div class="line"><a name="l00154"></a><span class="lineno"> 154</span>  <span class="keyword">const</span> <a class="code" href="../../dc/dc7/class_o_n___interval.html">ON_Interval</a>& rhs</div><div class="line"><a name="l00155"></a><span class="lineno"> 155</span>  );</div><div class="line"><a name="l00156"></a><span class="lineno"> 156</span> </div><div class="line"><a name="l00157"></a><span class="lineno"> 157</span> </div><div class="line"><a name="l00158"></a><span class="lineno"> 158</span>  <span class="comment">/*</span></div><div class="line"><a name="l00159"></a><span class="lineno"> 159</span> <span class="comment"> Returns:</span></div><div class="line"><a name="l00160"></a><span class="lineno"> 160</span> <span class="comment"> True if (lhs.m_t[0] != rhs.m_t[0]) or (lhs.m_t[1] != rhs.m_t[1]) and</span></div><div class="line"><a name="l00161"></a><span class="lineno"> 161</span> <span class="comment"> no values are nans.</span></div><div class="line"><a name="l00162"></a><span class="lineno"> 162</span> <span class="comment"> */</span></div><div class="line"><a name="l00163"></a><span class="lineno"> 163</span>  <span class="keywordtype">bool</span> operator!=(<span class="keyword">const</span> <a class="code" href="../../dc/dc7/class_o_n___interval.html">ON_Interval</a>& rhs) <span class="keyword">const</span>;</div><div class="line"><a name="l00164"></a><span class="lineno"> 164</span> </div><div class="line"><a name="l00165"></a><span class="lineno"> 165</span>  <span class="comment">/*</span></div><div class="line"><a name="l00166"></a><span class="lineno"> 166</span> <span class="comment"> Returns:</span></div><div class="line"><a name="l00167"></a><span class="lineno"> 167</span> <span class="comment"> True if (lhs.m_t[0] == rhs.m_t[0]) and (lhs.m_t[1] === rhs.m_t[1]).</span></div><div class="line"><a name="l00168"></a><span class="lineno"> 168</span> <span class="comment"> */</span></div><div class="line"><a name="l00169"></a><span class="lineno"> 169</span>  <span class="keywordtype">bool</span> operator==(<span class="keyword">const</span> <a class="code" href="../../dc/dc7/class_o_n___interval.html">ON_Interval</a>& rhs) <span class="keyword">const</span>;</div><div class="line"><a name="l00170"></a><span class="lineno"> 170</span> </div><div class="line"><a name="l00171"></a><span class="lineno"> 171</span>  <span class="comment">/* </span></div><div class="line"><a name="l00172"></a><span class="lineno"> 172</span> <span class="comment"> Description:</span></div><div class="line"><a name="l00173"></a><span class="lineno"> 173</span> <span class="comment"> Test a value t to see if it is inside the interval.</span></div><div class="line"><a name="l00174"></a><span class="lineno"> 174</span> <span class="comment"> Parameters:</span></div><div class="line"><a name="l00175"></a><span class="lineno"> 175</span> <span class="comment"> t - [in] value to test</span></div><div class="line"><a name="l00176"></a><span class="lineno"> 176</span> <span class="comment"> bTestOpenInterval - [in] </span></div><div class="line"><a name="l00177"></a><span class="lineno"> 177</span> <span class="comment"> If false, t is tested to see if it satisfies min <= t <= max.</span></div><div class="line"><a name="l00178"></a><span class="lineno"> 178</span> <span class="comment"> If true, t is tested to see if it satisfies min < t < max.</span></div><div class="line"><a name="l00179"></a><span class="lineno"> 179</span> <span class="comment"> Returns:</span></div><div class="line"><a name="l00180"></a><span class="lineno"> 180</span> <span class="comment"> true if t is in the interval and false if t is not</span></div><div class="line"><a name="l00181"></a><span class="lineno"> 181</span> <span class="comment"> in the interval.</span></div><div class="line"><a name="l00182"></a><span class="lineno"> 182</span> <span class="comment"> */</span></div><div class="line"><a name="l00183"></a><span class="lineno"> 183</span>  <span class="keywordtype">bool</span> Includes(</div><div class="line"><a name="l00184"></a><span class="lineno"> 184</span>  <span class="keywordtype">double</span> t,</div><div class="line"><a name="l00185"></a><span class="lineno"> 185</span>  <span class="keywordtype">bool</span> bTestOpenInterval = <span class="keyword">false</span></div><div class="line"><a name="l00186"></a><span class="lineno"> 186</span>  ) <span class="keyword">const</span>;</div><div class="line"><a name="l00187"></a><span class="lineno"> 187</span> </div><div class="line"><a name="l00188"></a><span class="lineno"> 188</span>  <span class="comment">/* </span></div><div class="line"><a name="l00189"></a><span class="lineno"> 189</span> <span class="comment"> Description:</span></div><div class="line"><a name="l00190"></a><span class="lineno"> 190</span> <span class="comment"> Test an interval to see if it is contained in this interval.</span></div><div class="line"><a name="l00191"></a><span class="lineno"> 191</span> <span class="comment"> Parameters:</span></div><div class="line"><a name="l00192"></a><span class="lineno"> 192</span> <span class="comment"> other - [in] interval to test</span></div><div class="line"><a name="l00193"></a><span class="lineno"> 193</span> <span class="comment"> bProperSubSet - [in] if true, then the test is for a proper subinterval.</span></div><div class="line"><a name="l00194"></a><span class="lineno"> 194</span> <span class="comment"> Returns:</span></div><div class="line"><a name="l00195"></a><span class="lineno"> 195</span> <span class="comment"> If bProperSubSet is false, then the result is true when</span></div><div class="line"><a name="l00196"></a><span class="lineno"> 196</span> <span class="comment"> this->Min() <= other.Min() and other.Max() <= this->Max().</span></div><div class="line"><a name="l00197"></a><span class="lineno"> 197</span> <span class="comment"> If bProperSubSet is true, then the result is true when</span></div><div class="line"><a name="l00198"></a><span class="lineno"> 198</span> <span class="comment"> this->Min() <= other.Min() and other.Max() <= this->Max()</span></div><div class="line"><a name="l00199"></a><span class="lineno"> 199</span> <span class="comment"> and at least one of the inequalites is strict.</span></div><div class="line"><a name="l00200"></a><span class="lineno"> 200</span> <span class="comment"> */</span></div><div class="line"><a name="l00201"></a><span class="lineno"> 201</span>  <span class="keywordtype">bool</span> Includes( </div><div class="line"><a name="l00202"></a><span class="lineno"> 202</span>  <span class="keyword">const</span> <a class="code" href="../../dc/dc7/class_o_n___interval.html">ON_Interval</a>& other,</div><div class="line"><a name="l00203"></a><span class="lineno"> 203</span>  <span class="keywordtype">bool</span> bProperSubSet = <span class="keyword">false</span></div><div class="line"><a name="l00204"></a><span class="lineno"> 204</span>  ) <span class="keyword">const</span>;</div><div class="line"><a name="l00205"></a><span class="lineno"> 205</span> </div><div class="line"><a name="l00206"></a><span class="lineno"> 206</span>  <span class="comment">/* </span></div><div class="line"><a name="l00207"></a><span class="lineno"> 207</span> <span class="comment"> Description:</span></div><div class="line"><a name="l00208"></a><span class="lineno"> 208</span> <span class="comment"> Test a pair of interval to see if they have a non-empty intersection.</span></div><div class="line"><a name="l00209"></a><span class="lineno"> 209</span> <span class="comment"> Parameters:</span></div><div class="line"><a name="l00210"></a><span class="lineno"> 210</span> <span class="comment"> A - [in] interval to test</span></div><div class="line"><a name="l00211"></a><span class="lineno"> 211</span> <span class="comment"> B - [in] interval to test</span></div><div class="line"><a name="l00212"></a><span class="lineno"> 212</span> <span class="comment"> Returns:</span></div><div class="line"><a name="l00213"></a><span class="lineno"> 213</span> <span class="comment"> true if the intersection is non-empty, </span></div><div class="line"><a name="l00214"></a><span class="lineno"> 214</span> <span class="comment"> including if the intersection is a single point.</span></div><div class="line"><a name="l00215"></a><span class="lineno"> 215</span> <span class="comment"> false otherwise. </span></div><div class="line"><a name="l00216"></a><span class="lineno"> 216</span> <span class="comment"> */</span></div><div class="line"><a name="l00217"></a><span class="lineno"> 217</span>  <span class="keyword">static</span> <span class="keywordtype">bool</span> IntervalsOverlap(<span class="keyword">const</span> <a class="code" href="../../dc/dc7/class_o_n___interval.html">ON_Interval</a>& A, <span class="keyword">const</span> <a class="code" href="../../dc/dc7/class_o_n___interval.html">ON_Interval</a>& B);</div><div class="line"><a name="l00218"></a><span class="lineno"> 218</span> </div><div class="line"><a name="l00219"></a><span class="lineno"> 219</span>  <span class="comment">/*</span></div><div class="line"><a name="l00220"></a><span class="lineno"> 220</span> <span class="comment"> Description:</span></div><div class="line"><a name="l00221"></a><span class="lineno"> 221</span> <span class="comment"> Changes interval to [-m_t[1],-m_t[0]].</span></div><div class="line"><a name="l00222"></a><span class="lineno"> 222</span> <span class="comment"> */</span></div><div class="line"><a name="l00223"></a><span class="lineno"> 223</span>  <span class="keywordtype">void</span> Reverse();</div><div class="line"><a name="l00224"></a><span class="lineno"> 224</span> </div><div class="line"><a name="l00225"></a><span class="lineno"> 225</span>  <span class="comment">/*</span></div><div class="line"><a name="l00226"></a><span class="lineno"> 226</span> <span class="comment"> Description:</span></div><div class="line"><a name="l00227"></a><span class="lineno"> 227</span> <span class="comment"> Swaps m_t[0] and m_t[1].</span></div><div class="line"><a name="l00228"></a><span class="lineno"> 228</span> <span class="comment"> */</span></div><div class="line"><a name="l00229"></a><span class="lineno"> 229</span>  <span class="keywordtype">void</span> Swap();</div><div class="line"><a name="l00230"></a><span class="lineno"> 230</span> <span class="comment"></span></div><div class="line"><a name="l00231"></a><span class="lineno"> 231</span> <span class="comment"> //////////</span></div><div class="line"><a name="l00232"></a><span class="lineno"> 232</span> <span class="comment"></span> <span class="comment">// If the intersection is not empty, then </span></div><div class="line"><a name="l00233"></a><span class="lineno"> 233</span>  <span class="comment">// intersection = [max(this.Min(),arg.Min()), min(this.Max(),arg.Max())]</span></div><div class="line"><a name="l00234"></a><span class="lineno"> 234</span>  <span class="comment">// Intersection() returns true if the intersection is not empty.</span></div><div class="line"><a name="l00235"></a><span class="lineno"> 235</span>  <span class="comment">// The interval [ON_UNSET_VALUE,ON_UNSET_VALUE] is considered to be</span></div><div class="line"><a name="l00236"></a><span class="lineno"> 236</span>  <span class="comment">// the empty set interval. The result of any intersection involving an</span></div><div class="line"><a name="l00237"></a><span class="lineno"> 237</span>  <span class="comment">// empty set interval or disjoint intervals is the empty set interval.</span></div><div class="line"><a name="l00238"></a><span class="lineno"> 238</span>  <span class="keywordtype">bool</span> Intersection( <span class="comment">// this = this intersect arg</span></div><div class="line"><a name="l00239"></a><span class="lineno"> 239</span>  <span class="keyword">const</span> <a class="code" href="../../dc/dc7/class_o_n___interval.html">ON_Interval</a>&</div><div class="line"><a name="l00240"></a><span class="lineno"> 240</span>  );</div><div class="line"><a name="l00241"></a><span class="lineno"> 241</span> <span class="comment"></span></div><div class="line"><a name="l00242"></a><span class="lineno"> 242</span> <span class="comment"> //////////</span></div><div class="line"><a name="l00243"></a><span class="lineno"> 243</span> <span class="comment"></span> <span class="comment">// If the intersection is not empty, then </span></div><div class="line"><a name="l00244"></a><span class="lineno"> 244</span>  <span class="comment">// intersection = [max(argA.Min(),argB.Min()), min(argA.Max(),argB.Max())]</span></div><div class="line"><a name="l00245"></a><span class="lineno"> 245</span>  <span class="comment">// Intersection() returns true if the intersection is not empty.</span></div><div class="line"><a name="l00246"></a><span class="lineno"> 246</span>  <span class="comment">// The interval [ON_UNSET_VALUE,ON_UNSET_VALUE] is considered to be</span></div><div class="line"><a name="l00247"></a><span class="lineno"> 247</span>  <span class="comment">// the empty set interval. The result of any intersection involving an</span></div><div class="line"><a name="l00248"></a><span class="lineno"> 248</span>  <span class="comment">// empty set interval or disjoint intervals is the empty set interval.</span></div><div class="line"><a name="l00249"></a><span class="lineno"> 249</span>  <span class="keywordtype">bool</span> Intersection( <span class="comment">// this = intersection of two args</span></div><div class="line"><a name="l00250"></a><span class="lineno"> 250</span>  <span class="keyword">const</span> <a class="code" href="../../dc/dc7/class_o_n___interval.html">ON_Interval</a>&, </div><div class="line"><a name="l00251"></a><span class="lineno"> 251</span>  <span class="keyword">const</span> <a class="code" href="../../dc/dc7/class_o_n___interval.html">ON_Interval</a>&</div><div class="line"><a name="l00252"></a><span class="lineno"> 252</span>  );</div><div class="line"><a name="l00253"></a><span class="lineno"> 253</span> <span class="comment"></span></div><div class="line"><a name="l00254"></a><span class="lineno"> 254</span> <span class="comment"> //////////</span></div><div class="line"><a name="l00255"></a><span class="lineno"> 255</span> <span class="comment"></span> <span class="comment">// The union of an empty set and an increasing interval is the increasing</span></div><div class="line"><a name="l00256"></a><span class="lineno"> 256</span>  <span class="comment">// interval. The union of two empty sets is empty. The union of an empty</span></div><div class="line"><a name="l00257"></a><span class="lineno"> 257</span>  <span class="comment">// set an a non-empty interval is the non-empty interval.</span></div><div class="line"><a name="l00258"></a><span class="lineno"> 258</span>  <span class="comment">// The union of two non-empty intervals is</span></div><div class="line"><a name="l00259"></a><span class="lineno"> 259</span>  <span class="comment">// union = [min(this.Min(),arg.Min()), max(this.Max(),arg.Max()),]</span></div><div class="line"><a name="l00260"></a><span class="lineno"> 260</span>  <span class="comment">// Union() returns true if the union is not empty.</span></div><div class="line"><a name="l00261"></a><span class="lineno"> 261</span>  <span class="keywordtype">bool</span> Union( <span class="comment">// this = this union arg</span></div><div class="line"><a name="l00262"></a><span class="lineno"> 262</span>  <span class="keyword">const</span> <a class="code" href="../../dc/dc7/class_o_n___interval.html">ON_Interval</a>&</div><div class="line"><a name="l00263"></a><span class="lineno"> 263</span>  );</div><div class="line"><a name="l00264"></a><span class="lineno"> 264</span> </div><div class="line"><a name="l00265"></a><span class="lineno"> 265</span>  <span class="keywordtype">bool</span> Union( <span class="comment">// this = this union arg</span></div><div class="line"><a name="l00266"></a><span class="lineno"> 266</span>  <span class="keywordtype">double</span> t</div><div class="line"><a name="l00267"></a><span class="lineno"> 267</span>  );</div><div class="line"><a name="l00268"></a><span class="lineno"> 268</span> </div><div class="line"><a name="l00269"></a><span class="lineno"> 269</span>  <span class="keywordtype">bool</span> Union( <span class="comment">// this = this union arg</span></div><div class="line"><a name="l00270"></a><span class="lineno"> 270</span>  <span class="keywordtype">int</span> count,</div><div class="line"><a name="l00271"></a><span class="lineno"> 271</span>  <span class="keyword">const</span> <span class="keywordtype">double</span>* t</div><div class="line"><a name="l00272"></a><span class="lineno"> 272</span>  );</div><div class="line"><a name="l00273"></a><span class="lineno"> 273</span> <span class="comment"></span></div><div class="line"><a name="l00274"></a><span class="lineno"> 274</span> <span class="comment"> //////////</span></div><div class="line"><a name="l00275"></a><span class="lineno"> 275</span> <span class="comment"></span> <span class="comment">// The union of an empty set and an increasing interval is the increasing</span></div><div class="line"><a name="l00276"></a><span class="lineno"> 276</span>  <span class="comment">// interval. The union of two empty sets is empty. The union of an empty</span></div><div class="line"><a name="l00277"></a><span class="lineno"> 277</span>  <span class="comment">// set an a non-empty interval is the non-empty interval.</span></div><div class="line"><a name="l00278"></a><span class="lineno"> 278</span>  <span class="comment">// The union of two non-empty intervals is</span></div><div class="line"><a name="l00279"></a><span class="lineno"> 279</span>  <span class="comment">// union = [min(argA.Min(),argB.Min()), max(argA.Max(),argB.Max()),]</span></div><div class="line"><a name="l00280"></a><span class="lineno"> 280</span>  <span class="comment">// Union() returns true if the union is not empty.</span></div><div class="line"><a name="l00281"></a><span class="lineno"> 281</span>  <span class="keywordtype">bool</span> Union( <span class="comment">// this = union of two args</span></div><div class="line"><a name="l00282"></a><span class="lineno"> 282</span>  <span class="keyword">const</span> <a class="code" href="../../dc/dc7/class_o_n___interval.html">ON_Interval</a>&, </div><div class="line"><a name="l00283"></a><span class="lineno"> 283</span>  <span class="keyword">const</span> <a class="code" href="../../dc/dc7/class_o_n___interval.html">ON_Interval</a>&</div><div class="line"><a name="l00284"></a><span class="lineno"> 284</span>  );</div><div class="line"><a name="l00285"></a><span class="lineno"> 285</span> };</div><div class="line"><a name="l00286"></a><span class="lineno"> 286</span> </div><div class="line"><a name="l00287"></a><span class="lineno"> 287</span> <span class="comment"></span></div><div class="line"><a name="l00288"></a><span class="lineno"> 288</span> <span class="comment">////////////////////////////////////////////////////////////////</span></div><div class="line"><a name="l00289"></a><span class="lineno"> 289</span> <span class="comment"></span><span class="comment">//</span></div><div class="line"><a name="l00290"></a><span class="lineno"> 290</span> <span class="comment">// ON_2dPoint</span></div><div class="line"><a name="l00291"></a><span class="lineno"> 291</span> <span class="comment">//</span></div><div class="line"><a name="l00292"></a><span class="lineno"><a class="line" href="../../dd/dd9/class_o_n__2d_point.html"> 292</a></span> <span class="keyword">class </span>ON_CLASS <a class="code" href="../../dd/dd9/class_o_n__2d_point.html">ON_2dPoint</a></div><div class="line"><a name="l00293"></a><span class="lineno"> 293</span> {</div><div class="line"><a name="l00294"></a><span class="lineno"> 294</span> <span class="keyword">public</span>:</div><div class="line"><a name="l00295"></a><span class="lineno"><a class="line" href="../../dd/dd9/class_o_n__2d_point.html#a84e2ae52e1deba8a9e083f9d96595f7f"> 295</a></span>  <span class="keywordtype">double</span> x, <a class="code" href="../../dd/dd9/class_o_n__2d_point.html#a84e2ae52e1deba8a9e083f9d96595f7f">y</a>;</div><div class="line"><a name="l00296"></a><span class="lineno"> 296</span> </div><div class="line"><a name="l00297"></a><span class="lineno"> 297</span> <span class="keyword">public</span>:</div><div class="line"><a name="l00298"></a><span class="lineno"> 298</span>  <span class="comment">// x,y not initialized</span></div><div class="line"><a name="l00299"></a><span class="lineno"> 299</span>  <a class="code" href="../../dd/dd9/class_o_n__2d_point.html">ON_2dPoint</a>() = <span class="keywordflow">default</span>;</div><div class="line"><a name="l00300"></a><span class="lineno"> 300</span>  ~<a class="code" href="../../dd/dd9/class_o_n__2d_point.html">ON_2dPoint</a>() = <span class="keywordflow">default</span>;</div><div class="line"><a name="l00301"></a><span class="lineno"> 301</span>  <a class="code" href="../../dd/dd9/class_o_n__2d_point.html">ON_2dPoint</a>(<span class="keyword">const</span> <a class="code" href="../../dd/dd9/class_o_n__2d_point.html">ON_2dPoint</a>&) = <span class="keywordflow">default</span>;</div><div class="line"><a name="l00302"></a><span class="lineno"> 302</span>  <a class="code" href="../../dd/dd9/class_o_n__2d_point.html">ON_2dPoint</a>& operator=(<span class="keyword">const</span> <a class="code" href="../../dd/dd9/class_o_n__2d_point.html">ON_2dPoint</a>&) = <span class="keywordflow">default</span>;</div><div class="line"><a name="l00303"></a><span class="lineno"> 303</span> </div><div class="line"><a name="l00304"></a><span class="lineno"> 304</span> <span class="keyword">public</span>:</div><div class="line"><a name="l00305"></a><span class="lineno"><a class="line" href="../../dd/dd9/class_o_n__2d_point.html#a61c18ee7b2ac577050c0bc21b793eb1b"> 305</a></span>  <span class="keyword">static</span> <span class="keyword">const</span> <a class="code" href="../../dd/dd9/class_o_n__2d_point.html">ON_2dPoint</a> <a class="code" href="../../dd/dd9/class_o_n__2d_point.html#a61c18ee7b2ac577050c0bc21b793eb1b">Origin</a>; <span class="comment">// (0.0,0.0)</span></div><div class="line"><a name="l00306"></a><span class="lineno"><a class="line" href="../../dd/dd9/class_o_n__2d_point.html#ac8e9b6e9de32dd39bd13f8cc56896709"> 306</a></span>  <span class="keyword">static</span> <span class="keyword">const</span> <a class="code" href="../../dd/dd9/class_o_n__2d_point.html">ON_2dPoint</a> <a class="code" href="../../dd/dd9/class_o_n__2d_point.html#ac8e9b6e9de32dd39bd13f8cc56896709">UnsetPoint</a>; <span class="comment">// (ON_UNSET_VALUE,ON_UNSET_VALUE)</span></div><div class="line"><a name="l00307"></a><span class="lineno"><a class="line" href="../../dd/dd9/class_o_n__2d_point.html#a6089662dacc78d960b5b09bc08c559f5"> 307</a></span>  <span class="keyword">static</span> <span class="keyword">const</span> <a class="code" href="../../dd/dd9/class_o_n__2d_point.html">ON_2dPoint</a> <a class="code" href="../../dd/dd9/class_o_n__2d_point.html#a6089662dacc78d960b5b09bc08c559f5">NanPoint</a>; <span class="comment">// (ON_DBL_QNAN,ON_DBL_QNAN)</span></div><div class="line"><a name="l00308"></a><span class="lineno"> 308</span> </div><div class="line"><a name="l00309"></a><span class="lineno"> 309</span>  <span class="comment">/*</span></div><div class="line"><a name="l00310"></a><span class="lineno"> 310</span> <span class="comment"> Description:</span></div><div class="line"><a name="l00311"></a><span class="lineno"> 311</span> <span class="comment"> A well ordered dictionary compare function that is nan aware and can</span></div><div class="line"><a name="l00312"></a><span class="lineno"> 312</span> <span class="comment"> be used for robust sorting.</span></div><div class="line"><a name="l00313"></a><span class="lineno"> 313</span> <span class="comment"> */</span></div><div class="line"><a name="l00314"></a><span class="lineno"> 314</span>  <span class="keyword">static</span> <span class="keywordtype">int</span> Compare(</div><div class="line"><a name="l00315"></a><span class="lineno"> 315</span>  <span class="keyword">const</span> <a class="code" href="../../dd/dd9/class_o_n__2d_point.html">ON_2dPoint</a>& lhs,</div><div class="line"><a name="l00316"></a><span class="lineno"> 316</span>  <span class="keyword">const</span> <a class="code" href="../../dd/dd9/class_o_n__2d_point.html">ON_2dPoint</a>& rhs</div><div class="line"><a name="l00317"></a><span class="lineno"> 317</span>  );</div><div class="line"><a name="l00318"></a><span class="lineno"> 318</span> </div><div class="line"><a name="l00319"></a><span class="lineno"> 319</span>  <span class="keyword">explicit</span> <a class="code" href="../../dd/dd9/class_o_n__2d_point.html">ON_2dPoint</a>(<span class="keywordtype">double</span> x,<span class="keywordtype">double</span> y);</div><div class="line"><a name="l00320"></a><span class="lineno"> 320</span> <span class="preprocessor">#if defined(OPENNURBS_WALL)</span></div><div class="line"><a name="l00321"></a><span class="lineno"> 321</span>  <span class="comment">// Goal is to eventually have all constructors that discard informtion be explicit.</span></div><div class="line"><a name="l00322"></a><span class="lineno"> 322</span>  <span class="keyword">explicit</span> </div><div class="line"><a name="l00323"></a><span class="lineno"> 323</span> <span class="preprocessor">#endif</span></div><div class="line"><a name="l00324"></a><span class="lineno"> 324</span>  <a class="code" href="../../dd/dd9/class_o_n__2d_point.html">ON_2dPoint</a>(<span class="keyword">const</span> <a class="code" href="../../d2/d35/class_o_n__3d_point.html">ON_3dPoint</a>& ); <span class="comment">// from 3d point</span></div><div class="line"><a name="l00325"></a><span class="lineno"> 325</span> </div><div class="line"><a name="l00326"></a><span class="lineno"> 326</span>  <span class="keyword">explicit</span> <a class="code" href="../../dd/dd9/class_o_n__2d_point.html">ON_2dPoint</a>(<span class="keyword">const</span> <a class="code" href="../../d9/db1/class_o_n__4d_point.html">ON_4dPoint</a>& h); <span class="comment">// from 4d point - h.w must be non-zero</span></div><div class="line"><a name="l00327"></a><span class="lineno"> 327</span>  <a class="code" href="../../dd/dd9/class_o_n__2d_point.html">ON_2dPoint</a>(<span class="keyword">const</span> <a class="code" href="../../da/d08/class_o_n__2d_vector.html">ON_2dVector</a>& ); <span class="comment">// from 2d vector</span></div><div class="line"><a name="l00328"></a><span class="lineno"> 328</span>  <span class="keyword">explicit</span> <a class="code" href="../../dd/dd9/class_o_n__2d_point.html">ON_2dPoint</a>(<span class="keyword">const</span> <a class="code" href="../../d5/dae/class_o_n__3d_vector.html">ON_3dVector</a>& ); <span class="comment">// from 3d vector</span></div><div class="line"><a name="l00329"></a><span class="lineno"> 329</span> </div><div class="line"><a name="l00330"></a><span class="lineno"> 330</span>  <span class="keyword">explicit</span> <a class="code" href="../../dd/dd9/class_o_n__2d_point.html">ON_2dPoint</a>(<span class="keyword">const</span> <span class="keywordtype">double</span>*); <span class="comment">// from double[2] array</span></div><div class="line"><a name="l00331"></a><span class="lineno"> 331</span> </div><div class="line"><a name="l00332"></a><span class="lineno"> 332</span>  <a class="code" href="../../dd/dd9/class_o_n__2d_point.html">ON_2dPoint</a>(<span class="keyword">const</span> <span class="keyword">class</span> <a class="code" href="../../de/d5b/class_o_n__2f_point.html">ON_2fPoint</a>&); <span class="comment">// from 2f point</span></div><div class="line"><a name="l00333"></a><span class="lineno"> 333</span>  <span class="keyword">explicit</span> <a class="code" href="../../dd/dd9/class_o_n__2d_point.html">ON_2dPoint</a>(<span class="keyword">const</span> <span class="keyword">class</span> <a class="code" href="../../d0/dec/class_o_n__3f_point.html">ON_3fPoint</a>&); <span class="comment">// from 3f point</span></div><div class="line"><a name="l00334"></a><span class="lineno"> 334</span>  <span class="keyword">explicit</span> <a class="code" href="../../dd/dd9/class_o_n__2d_point.html">ON_2dPoint</a>(<span class="keyword">const</span> <span class="keyword">class</span> <a class="code" href="../../db/d8c/class_o_n__4f_point.html">ON_4fPoint</a>& h); <span class="comment">// from 4f point - h.w must be non-zero</span></div><div class="line"><a name="l00335"></a><span class="lineno"> 335</span>  <span class="keyword">explicit</span> <a class="code" href="../../dd/dd9/class_o_n__2d_point.html">ON_2dPoint</a>(<span class="keyword">const</span> <span class="keyword">class</span> <a class="code" href="../../db/df9/class_o_n__2f_vector.html">ON_2fVector</a>&); <span class="comment">// from 2f vector</span></div><div class="line"><a name="l00336"></a><span class="lineno"> 336</span>  <span class="keyword">explicit</span> <a class="code" href="../../dd/dd9/class_o_n__2d_point.html">ON_2dPoint</a>(<span class="keyword">const</span> <span class="keyword">class</span> <a class="code" href="../../db/d80/class_o_n__3f_vector.html">ON_3fVector</a>&); <span class="comment">// from 3f vector</span></div><div class="line"><a name="l00337"></a><span class="lineno"> 337</span> </div><div class="line"><a name="l00338"></a><span class="lineno"> 338</span>  <span class="keyword">explicit</span> <a class="code" href="../../dd/dd9/class_o_n__2d_point.html">ON_2dPoint</a>(<span class="keyword">const</span> <span class="keywordtype">float</span>*); <span class="comment">// from float[2] array</span></div><div class="line"><a name="l00339"></a><span class="lineno"> 339</span> </div><div class="line"><a name="l00340"></a><span class="lineno"> 340</span>  <span class="comment">// (double*) conversion operators</span></div><div class="line"><a name="l00341"></a><span class="lineno"> 341</span>  <span class="keyword">operator</span> <span class="keywordtype">double</span>*();</div><div class="line"><a name="l00342"></a><span class="lineno"> 342</span>  <span class="keyword">operator</span> <span class="keyword">const</span> <span class="keywordtype">double</span>*() <span class="keyword">const</span>;</div><div class="line"><a name="l00343"></a><span class="lineno"> 343</span> </div><div class="line"><a name="l00344"></a><span class="lineno"> 344</span>  <span class="comment">// use implicit operator=(const ON_2dPoint&)</span></div><div class="line"><a name="l00345"></a><span class="lineno"> 345</span>  <a class="code" href="../../dd/dd9/class_o_n__2d_point.html">ON_2dPoint</a>& operator=(<span class="keyword">const</span> <a class="code" href="../../d2/d35/class_o_n__3d_point.html">ON_3dPoint</a>&);</div><div class="line"><a name="l00346"></a><span class="lineno"> 346</span>  <a class="code" href="../../dd/dd9/class_o_n__2d_point.html">ON_2dPoint</a>& operator=(<span class="keyword">const</span> <a class="code" href="../../d9/db1/class_o_n__4d_point.html">ON_4dPoint</a>&);</div><div class="line"><a name="l00347"></a><span class="lineno"> 347</span>  <a class="code" href="../../dd/dd9/class_o_n__2d_point.html">ON_2dPoint</a>& operator=(<span class="keyword">const</span> <a class="code" href="../../da/d08/class_o_n__2d_vector.html">ON_2dVector</a>&);</div><div class="line"><a name="l00348"></a><span class="lineno"> 348</span>  <a class="code" href="../../dd/dd9/class_o_n__2d_point.html">ON_2dPoint</a>& operator=(<span class="keyword">const</span> <a class="code" href="../../d5/dae/class_o_n__3d_vector.html">ON_3dVector</a>&);</div><div class="line"><a name="l00349"></a><span class="lineno"> 349</span>  <a class="code" href="../../dd/dd9/class_o_n__2d_point.html">ON_2dPoint</a>& operator=(<span class="keyword">const</span> <span class="keywordtype">double</span>*); <span class="comment">// point = double[2] support</span></div><div class="line"><a name="l00350"></a><span class="lineno"> 350</span> </div><div class="line"><a name="l00351"></a><span class="lineno"> 351</span>  <a class="code" href="../../dd/dd9/class_o_n__2d_point.html">ON_2dPoint</a>& operator=(<span class="keyword">const</span> <a class="code" href="../../de/d5b/class_o_n__2f_point.html">ON_2fPoint</a>&);</div><div class="line"><a name="l00352"></a><span class="lineno"> 352</span>  <a class="code" href="../../dd/dd9/class_o_n__2d_point.html">ON_2dPoint</a>& operator=(<span class="keyword">const</span> <a class="code" href="../../d0/dec/class_o_n__3f_point.html">ON_3fPoint</a>&);</div><div class="line"><a name="l00353"></a><span class="lineno"> 353</span>  <a class="code" href="../../dd/dd9/class_o_n__2d_point.html">ON_2dPoint</a>& operator=(<span class="keyword">const</span> <a class="code" href="../../db/d8c/class_o_n__4f_point.html">ON_4fPoint</a>&);</div><div class="line"><a name="l00354"></a><span class="lineno"> 354</span>  <a class="code" href="../../dd/dd9/class_o_n__2d_point.html">ON_2dPoint</a>& operator=(<span class="keyword">const</span> <a class="code" href="../../db/df9/class_o_n__2f_vector.html">ON_2fVector</a>&);</div><div class="line"><a name="l00355"></a><span class="lineno"> 355</span>  <a class="code" href="../../dd/dd9/class_o_n__2d_point.html">ON_2dPoint</a>& operator=(<span class="keyword">const</span> <a class="code" href="../../db/d80/class_o_n__3f_vector.html">ON_3fVector</a>&);</div><div class="line"><a name="l00356"></a><span class="lineno"> 356</span>  <a class="code" href="../../dd/dd9/class_o_n__2d_point.html">ON_2dPoint</a>& operator=(<span class="keyword">const</span> <span class="keywordtype">float</span>*); <span class="comment">// point = float[2] support</span></div><div class="line"><a name="l00357"></a><span class="lineno"> 357</span> </div><div class="line"><a name="l00358"></a><span class="lineno"> 358</span>  <a class="code" href="../../dd/dd9/class_o_n__2d_point.html">ON_2dPoint</a>& operator*=(<span class="keywordtype">double</span>);</div><div class="line"><a name="l00359"></a><span class="lineno"> 359</span>  <a class="code" href="../../dd/dd9/class_o_n__2d_point.html">ON_2dPoint</a>& operator/=(<span class="keywordtype">double</span>);</div><div class="line"><a name="l00360"></a><span class="lineno"> 360</span>  <a class="code" href="../../dd/dd9/class_o_n__2d_point.html">ON_2dPoint</a>& operator+=(<span class="keyword">const</span> <a class="code" href="../../da/d08/class_o_n__2d_vector.html">ON_2dVector</a>&);</div><div class="line"><a name="l00361"></a><span class="lineno"> 361</span>  <a class="code" href="../../dd/dd9/class_o_n__2d_point.html">ON_2dPoint</a>& operator-=(<span class="keyword">const</span> <a class="code" href="../../da/d08/class_o_n__2d_vector.html">ON_2dVector</a>&);</div><div class="line"><a name="l00362"></a><span class="lineno"> 362</span> </div><div class="line"><a name="l00363"></a><span class="lineno"> 363</span>  <a class="code" href="../../dd/dd9/class_o_n__2d_point.html">ON_2dPoint</a> operator*(<span class="keywordtype">int</span>) <span class="keyword">const</span>;</div><div class="line"><a name="l00364"></a><span class="lineno"> 364</span>  <a class="code" href="../../dd/dd9/class_o_n__2d_point.html">ON_2dPoint</a> operator/(<span class="keywordtype">int</span>) <span class="keyword">const</span>;</div><div class="line"><a name="l00365"></a><span class="lineno"> 365</span>  <a class="code" href="../../dd/dd9/class_o_n__2d_point.html">ON_2dPoint</a> operator*(<span class="keywordtype">float</span>) <span class="keyword">const</span>;</div><div class="line"><a name="l00366"></a><span class="lineno"> 366</span>  <a class="code" href="../../dd/dd9/class_o_n__2d_point.html">ON_2dPoint</a> operator/(<span class="keywordtype">float</span>) <span class="keyword">const</span>;</div><div class="line"><a name="l00367"></a><span class="lineno"> 367</span>  <a class="code" href="../../dd/dd9/class_o_n__2d_point.html">ON_2dPoint</a> operator*(<span class="keywordtype">double</span>) <span class="keyword">const</span>;</div><div class="line"><a name="l00368"></a><span class="lineno"> 368</span>  <a class="code" href="../../dd/dd9/class_o_n__2d_point.html">ON_2dPoint</a> operator/(<span class="keywordtype">double</span>) <span class="keyword">const</span>;</div><div class="line"><a name="l00369"></a><span class="lineno"> 369</span> </div><div class="line"><a name="l00370"></a><span class="lineno"> 370</span>  <a class="code" href="../../dd/dd9/class_o_n__2d_point.html">ON_2dPoint</a> operator+(<span class="keyword">const</span> <a class="code" href="../../dd/dd9/class_o_n__2d_point.html">ON_2dPoint</a>&) <span class="keyword">const</span>;</div><div class="line"><a name="l00371"></a><span class="lineno"> 371</span>  <a class="code" href="../../dd/dd9/class_o_n__2d_point.html">ON_2dPoint</a> operator+(<span class="keyword">const</span> <a class="code" href="../../da/d08/class_o_n__2d_vector.html">ON_2dVector</a>&) <span class="keyword">const</span>;</div><div class="line"><a name="l00372"></a><span class="lineno"> 372</span>  <a class="code" href="../../da/d08/class_o_n__2d_vector.html">ON_2dVector</a> operator-(<span class="keyword">const</span> <a class="code" href="../../dd/dd9/class_o_n__2d_point.html">ON_2dPoint</a>&) <span class="keyword">const</span>;</div><div class="line"><a name="l00373"></a><span class="lineno"> 373</span>  <a class="code" href="../../dd/dd9/class_o_n__2d_point.html">ON_2dPoint</a> operator-(<span class="keyword">const</span> <a class="code" href="../../da/d08/class_o_n__2d_vector.html">ON_2dVector</a>&) <span class="keyword">const</span>;</div><div class="line"><a name="l00374"></a><span class="lineno"> 374</span>  <a class="code" href="../../d2/d35/class_o_n__3d_point.html">ON_3dPoint</a> operator+(<span class="keyword">const</span> <a class="code" href="../../d2/d35/class_o_n__3d_point.html">ON_3dPoint</a>&) <span class="keyword">const</span>;</div><div class="line"><a name="l00375"></a><span class="lineno"> 375</span>  <a class="code" href="../../d2/d35/class_o_n__3d_point.html">ON_3dPoint</a> operator+(<span class="keyword">const</span> <a class="code" href="../../d5/dae/class_o_n__3d_vector.html">ON_3dVector</a>&) <span class="keyword">const</span>;</div><div class="line"><a name="l00376"></a><span class="lineno"> 376</span>  <a class="code" href="../../d5/dae/class_o_n__3d_vector.html">ON_3dVector</a> operator-(<span class="keyword">const</span> <a class="code" href="../../d2/d35/class_o_n__3d_point.html">ON_3dPoint</a>&) <span class="keyword">const</span>;</div><div class="line"><a name="l00377"></a><span class="lineno"> 377</span>  <a class="code" href="../../d2/d35/class_o_n__3d_point.html">ON_3dPoint</a> operator-(<span class="keyword">const</span> <a class="code" href="../../d5/dae/class_o_n__3d_vector.html">ON_3dVector</a>&) <span class="keyword">const</span>;</div><div class="line"><a name="l00378"></a><span class="lineno"> 378</span> </div><div class="line"><a name="l00379"></a><span class="lineno"> 379</span>  <a class="code" href="../../dd/dd9/class_o_n__2d_point.html">ON_2dPoint</a> operator+(<span class="keyword">const</span> <a class="code" href="../../de/d5b/class_o_n__2f_point.html">ON_2fPoint</a>&) <span class="keyword">const</span>;</div><div class="line"><a name="l00380"></a><span class="lineno"> 380</span>  <a class="code" href="../../dd/dd9/class_o_n__2d_point.html">ON_2dPoint</a> operator+(<span class="keyword">const</span> <a class="code" href="../../db/df9/class_o_n__2f_vector.html">ON_2fVector</a>&) <span class="keyword">const</span>;</div><div class="line"><a name="l00381"></a><span class="lineno"> 381</span>  <a class="code" href="../../da/d08/class_o_n__2d_vector.html">ON_2dVector</a> operator-(<span class="keyword">const</span> <a class="code" href="../../de/d5b/class_o_n__2f_point.html">ON_2fPoint</a>&) <span class="keyword">const</span>;</div><div class="line"><a name="l00382"></a><span class="lineno"> 382</span>  <a class="code" href="../../dd/dd9/class_o_n__2d_point.html">ON_2dPoint</a> operator-(<span class="keyword">const</span> <a class="code" href="../../db/df9/class_o_n__2f_vector.html">ON_2fVector</a>&) <span class="keyword">const</span>;</div><div class="line"><a name="l00383"></a><span class="lineno"> 383</span>  <a class="code" href="../../d2/d35/class_o_n__3d_point.html">ON_3dPoint</a> operator+(<span class="keyword">const</span> <a class="code" href="../../d0/dec/class_o_n__3f_point.html">ON_3fPoint</a>&) <span class="keyword">const</span>;</div><div class="line"><a name="l00384"></a><span class="lineno"> 384</span>  <a class="code" href="../../d2/d35/class_o_n__3d_point.html">ON_3dPoint</a> operator+(<span class="keyword">const</span> <a class="code" href="../../db/d80/class_o_n__3f_vector.html">ON_3fVector</a>&) <span class="keyword">const</span>;</div><div class="line"><a name="l00385"></a><span class="lineno"> 385</span>  <a class="code" href="../../d5/dae/class_o_n__3d_vector.html">ON_3dVector</a> operator-(<span class="keyword">const</span> <a class="code" href="../../d0/dec/class_o_n__3f_point.html">ON_3fPoint</a>&) <span class="keyword">const</span>;</div><div class="line"><a name="l00386"></a><span class="lineno"> 386</span>  <a class="code" href="../../d2/d35/class_o_n__3d_point.html">ON_3dPoint</a> operator-(<span class="keyword">const</span> <a class="code" href="../../db/d80/class_o_n__3f_vector.html">ON_3fVector</a>&) <span class="keyword">const</span>;</div><div class="line"><a name="l00387"></a><span class="lineno"> 387</span> </div><div class="line"><a name="l00388"></a><span class="lineno"> 388</span>  <span class="keywordtype">double</span> operator*(<span class="keyword">const</span> <a class="code" href="../../dd/dd9/class_o_n__2d_point.html">ON_2dPoint</a>&) <span class="keyword">const</span>; <span class="comment">// dot product for points acting as vectors</span></div><div class="line"><a name="l00389"></a><span class="lineno"> 389</span>  <span class="keywordtype">double</span> operator*(<span class="keyword">const</span> <a class="code" href="../../da/d08/class_o_n__2d_vector.html">ON_2dVector</a>&) <span class="keyword">const</span>; <span class="comment">// dot product for points acting as vectors</span></div><div class="line"><a name="l00390"></a><span class="lineno"> 390</span> </div><div class="line"><a name="l00391"></a><span class="lineno"> 391</span>  <a class="code" href="../../dd/dd9/class_o_n__2d_point.html">ON_2dPoint</a> operator*(<span class="keyword">const</span> <a class="code" href="../../d3/d13/class_o_n___xform.html">ON_Xform</a>&) <span class="keyword">const</span>;</div><div class="line"><a name="l00392"></a><span class="lineno"> 392</span> </div><div class="line"><a name="l00393"></a><span class="lineno"> 393</span>  <span class="keywordtype">bool</span> operator==(<span class="keyword">const</span> <a class="code" href="../../dd/dd9/class_o_n__2d_point.html">ON_2dPoint</a>&) <span class="keyword">const</span>;</div><div class="line"><a name="l00394"></a><span class="lineno"> 394</span>  <span class="keywordtype">bool</span> operator!=(<span class="keyword">const</span> <a class="code" href="../../dd/dd9/class_o_n__2d_point.html">ON_2dPoint</a>&) <span class="keyword">const</span>;</div><div class="line"><a name="l00395"></a><span class="lineno"> 395</span> </div><div class="line"><a name="l00396"></a><span class="lineno"> 396</span>  <span class="comment">// dictionary order comparisons</span></div><div class="line"><a name="l00397"></a><span class="lineno"> 397</span>  <span class="keywordtype">bool</span> operator<=(<span class="keyword">const</span> <a class="code" href="../../dd/dd9/class_o_n__2d_point.html">ON_2dPoint</a>&) <span class="keyword">const</span>;</div><div class="line"><a name="l00398"></a><span class="lineno"> 398</span>  <span class="keywordtype">bool</span> operator>=(<span class="keyword">const</span> <a class="code" href="../../dd/dd9/class_o_n__2d_point.html">ON_2dPoint</a>&) <span class="keyword">const</span>;</div><div class="line"><a name="l00399"></a><span class="lineno"> 399</span>  <span class="keywordtype">bool</span> operator<(<span class="keyword">const</span> <a class="code" href="../../dd/dd9/class_o_n__2d_point.html">ON_2dPoint</a>&) <span class="keyword">const</span>;</div><div class="line"><a name="l00400"></a><span class="lineno"> 400</span>  <span class="keywordtype">bool</span> operator>(<span class="keyword">const</span> <a class="code" href="../../dd/dd9/class_o_n__2d_point.html">ON_2dPoint</a>&) <span class="keyword">const</span>;</div><div class="line"><a name="l00401"></a><span class="lineno"> 401</span> </div><div class="line"><a name="l00402"></a><span class="lineno"> 402</span>  <span class="comment">// index operators mimic double[2] behavior</span></div><div class="line"><a name="l00403"></a><span class="lineno"> 403</span>  <span class="keywordtype">double</span>& operator[](<span class="keywordtype">int</span>);</div><div class="line"><a name="l00404"></a><span class="lineno"> 404</span>  <span class="keywordtype">double</span> operator[](<span class="keywordtype">int</span>) <span class="keyword">const</span>;</div><div class="line"><a name="l00405"></a><span class="lineno"> 405</span>  <span class="keywordtype">double</span>& operator[](<span class="keywordtype">unsigned</span> <span class="keywordtype">int</span>);</div><div class="line"><a name="l00406"></a><span class="lineno"> 406</span>  <span class="keywordtype">double</span> operator[](<span class="keywordtype">unsigned</span> <span class="keywordtype">int</span>) <span class="keyword">const</span>;</div><div class="line"><a name="l00407"></a><span class="lineno"> 407</span> </div><div class="line"><a name="l00408"></a><span class="lineno"> 408</span>  <span class="comment">/*</span></div><div class="line"><a name="l00409"></a><span class="lineno"> 409</span> <span class="comment"> Returns:</span></div><div class="line"><a name="l00410"></a><span class="lineno"> 410</span> <span class="comment"> False if any coordinate is infinte, a nan, or ON_UNSET_VALUE.</span></div><div class="line"><a name="l00411"></a><span class="lineno"> 411</span> <span class="comment"> */</span></div><div class="line"><a name="l00412"></a><span class="lineno"> 412</span>  <span class="keywordtype">bool</span> IsValid() <span class="keyword">const</span>;</div><div class="line"><a name="l00413"></a><span class="lineno"> 413</span> </div><div class="line"><a name="l00414"></a><span class="lineno"> 414</span>  <span class="comment">/*</span></div><div class="line"><a name="l00415"></a><span class="lineno"> 415</span> <span class="comment"> Returns:</span></div><div class="line"><a name="l00416"></a><span class="lineno"> 416</span> <span class="comment"> True if any coordinate is ON_UNSET_VALUE or ON_UNSET_POSITIVE_VALUE</span></div><div class="line"><a name="l00417"></a><span class="lineno"> 417</span> <span class="comment"> */</span></div><div class="line"><a name="l00418"></a><span class="lineno"> 418</span>  <span class="keywordtype">bool</span> IsUnset() <span class="keyword">const</span>;</div><div class="line"><a name="l00419"></a><span class="lineno"> 419</span> </div><div class="line"><a name="l00420"></a><span class="lineno"> 420</span>  <span class="comment">// set 2d point value</span></div><div class="line"><a name="l00421"></a><span class="lineno"> 421</span>  <span class="keywordtype">void</span> Set(<span class="keywordtype">double</span> x,<span class="keywordtype">double</span> y);</div><div class="line"><a name="l00422"></a><span class="lineno"> 422</span> </div><div class="line"><a name="l00423"></a><span class="lineno"> 423</span>  <span class="keywordtype">double</span> DistanceTo( <span class="keyword">const</span> <a class="code" href="../../dd/dd9/class_o_n__2d_point.html">ON_2dPoint</a>& ) <span class="keyword">const</span>;</div><div class="line"><a name="l00424"></a><span class="lineno"> 424</span> </div><div class="line"><a name="l00425"></a><span class="lineno"> 425</span>  <span class="keywordtype">int</span> MaximumCoordinateIndex() <span class="keyword">const</span>;</div><div class="line"><a name="l00426"></a><span class="lineno"> 426</span>  <span class="keywordtype">double</span> MaximumCoordinate() <span class="keyword">const</span>; <span class="comment">// absolute value of maximum coordinate</span></div><div class="line"><a name="l00427"></a><span class="lineno"> 427</span> </div><div class="line"><a name="l00428"></a><span class="lineno"> 428</span>  <span class="keywordtype">int</span> MinimumCoordinateIndex() <span class="keyword">const</span>;</div><div class="line"><a name="l00429"></a><span class="lineno"> 429</span>  <span class="keywordtype">double</span> MinimumCoordinate() <span class="keyword">const</span>; <span class="comment">// absolute value of minimum coordinate</span></div><div class="line"><a name="l00430"></a><span class="lineno"> 430</span> </div><div class="line"><a name="l00431"></a><span class="lineno"> 431</span>  ON_DEPRECATED_MSG(<span class="stringliteral">"Use p = ON_2dPoint::Origin;"</span>)</div><div class="line"><a name="l00432"></a><span class="lineno"> 432</span>  void Zero(); <span class="comment">// set all coordinates to zero;</span></div><div class="line"><a name="l00433"></a><span class="lineno"> 433</span> </div><div class="line"><a name="l00434"></a><span class="lineno"> 434</span>  <span class="comment">/*</span></div><div class="line"><a name="l00435"></a><span class="lineno"> 435</span> <span class="comment"> Returns:</span></div><div class="line"><a name="l00436"></a><span class="lineno"> 436</span> <span class="comment"> true if all coordinates are not zero and no coordinates are nans.</span></div><div class="line"><a name="l00437"></a><span class="lineno"> 437</span> <span class="comment"> false otherwise.</span></div><div class="line"><a name="l00438"></a><span class="lineno"> 438</span> <span class="comment"> */</span></div><div class="line"><a name="l00439"></a><span class="lineno"> 439</span>  <span class="keywordtype">bool</span> IsZero() const;</div><div class="line"><a name="l00440"></a><span class="lineno"> 440</span> </div><div class="line"><a name="l00441"></a><span class="lineno"> 441</span>  <span class="comment">/*</span></div><div class="line"><a name="l00442"></a><span class="lineno"> 442</span> <span class="comment"> Returns:</span></div><div class="line"><a name="l00443"></a><span class="lineno"> 443</span> <span class="comment"> true if at lease one coordinate is not zero and no coordinates are nans.</span></div><div class="line"><a name="l00444"></a><span class="lineno"> 444</span> <span class="comment"> */</span></div><div class="line"><a name="l00445"></a><span class="lineno"> 445</span>  <span class="keywordtype">bool</span> IsNotZero() const;</div><div class="line"><a name="l00446"></a><span class="lineno"> 446</span> </div><div class="line"><a name="l00447"></a><span class="lineno"> 447</span>  <span class="comment">// These transform the point in place. The transformation matrix acts on</span></div><div class="line"><a name="l00448"></a><span class="lineno"> 448</span>  <span class="comment">// the left of the point; i.e., result = transformation*point</span></div><div class="line"><a name="l00449"></a><span class="lineno"> 449</span>  <span class="keywordtype">void</span> Transform( </div><div class="line"><a name="l00450"></a><span class="lineno"> 450</span>  const <a class="code" href="../../d3/d13/class_o_n___xform.html">ON_Xform</a>&</div><div class="line"><a name="l00451"></a><span class="lineno"> 451</span>  );</div><div class="line"><a name="l00452"></a><span class="lineno"> 452</span> </div><div class="line"><a name="l00453"></a><span class="lineno"> 453</span>  <span class="keywordtype">void</span> Rotate( <span class="comment">// rotatation in XY plane</span></div><div class="line"><a name="l00454"></a><span class="lineno"> 454</span>  <span class="keywordtype">double</span> angle, <span class="comment">// angle in radians</span></div><div class="line"><a name="l00455"></a><span class="lineno"> 455</span>  const <a class="code" href="../../dd/dd9/class_o_n__2d_point.html">ON_2dPoint</a>& center <span class="comment">// center of rotation</span></div><div class="line"><a name="l00456"></a><span class="lineno"> 456</span>  );</div><div class="line"><a name="l00457"></a><span class="lineno"> 457</span> </div><div class="line"><a name="l00458"></a><span class="lineno"> 458</span>  <span class="keywordtype">void</span> Rotate( <span class="comment">// rotatation in XY plane</span></div><div class="line"><a name="l00459"></a><span class="lineno"> 459</span>  <span class="keywordtype">double</span> sin_angle, <span class="comment">// sin(angle)</span></div><div class="line"><a name="l00460"></a><span class="lineno"> 460</span>  <span class="keywordtype">double</span> cos_angle, <span class="comment">// cos(angle)</span></div><div class="line"><a name="l00461"></a><span class="lineno"> 461</span>  const <a class="code" href="../../dd/dd9/class_o_n__2d_point.html">ON_2dPoint</a>& center <span class="comment">// center of rotation</span></div><div class="line"><a name="l00462"></a><span class="lineno"> 462</span>  );</div><div class="line"><a name="l00463"></a><span class="lineno"> 463</span> </div><div class="line"><a name="l00464"></a><span class="lineno"> 464</span>  ON__UINT32 DataCRC(ON__UINT32 current_remainder) const;</div><div class="line"><a name="l00465"></a><span class="lineno"> 465</span> };</div><div class="line"><a name="l00466"></a><span class="lineno"> 466</span> </div><div class="line"><a name="l00467"></a><span class="lineno"> 467</span> ON_DECL</div><div class="line"><a name="l00468"></a><span class="lineno"> 468</span> <a class="code" href="../../dd/dd9/class_o_n__2d_point.html">ON_2dPoint</a> operator*(<span class="keywordtype">int</span>, const <a class="code" href="../../dd/dd9/class_o_n__2d_point.html">ON_2dPoint</a>&);</div><div class="line"><a name="l00469"></a><span class="lineno"> 469</span> </div><div class="line"><a name="l00470"></a><span class="lineno"> 470</span> ON_DECL</div><div class="line"><a name="l00471"></a><span class="lineno"> 471</span> ON_2dPoint operator*(<span class="keywordtype">float</span>, const ON_2dPoint&);</div><div class="line"><a name="l00472"></a><span class="lineno"> 472</span> </div><div class="line"><a name="l00473"></a><span class="lineno"> 473</span> ON_DECL</div><div class="line"><a name="l00474"></a><span class="lineno"> 474</span> ON_2dPoint operator*(<span class="keywordtype">double</span>, const ON_2dPoint&);</div><div class="line"><a name="l00475"></a><span class="lineno"> 475</span> <span class="comment"></span></div><div class="line"><a name="l00476"></a><span class="lineno"> 476</span> <span class="comment">////////////////////////////////////////////////////////////////</span></div><div class="line"><a name="l00477"></a><span class="lineno"> 477</span> <span class="comment"></span><span class="comment">//</span></div><div class="line"><a name="l00478"></a><span class="lineno"> 478</span> <span class="comment">// ON_3dPoint</span></div><div class="line"><a name="l00479"></a><span class="lineno"> 479</span> <span class="comment">//</span></div><div class="line"><a name="l00480"></a><span class="lineno"><a class="line" href="../../d2/d35/class_o_n__3d_point.html"> 480</a></span> class ON_CLASS <a class="code" href="../../d2/d35/class_o_n__3d_point.html">ON_3dPoint</a></div><div class="line"><a name="l00481"></a><span class="lineno"> 481</span> {</div><div class="line"><a name="l00482"></a><span class="lineno"> 482</span> <span class="keyword">public</span>:</div><div class="line"><a name="l00483"></a><span class="lineno"><a class="line" href="../../d2/d35/class_o_n__3d_point.html#a0db4b6cd3acac1403b872ed5a87ba880"> 483</a></span>  <span class="keywordtype">double</span> x, y, <a class="code" href="../../d2/d35/class_o_n__3d_point.html#a0db4b6cd3acac1403b872ed5a87ba880">z</a>;</div><div class="line"><a name="l00484"></a><span class="lineno"> 484</span> </div><div class="line"><a name="l00485"></a><span class="lineno"> 485</span> <span class="keyword">public</span>:</div><div class="line"><a name="l00486"></a><span class="lineno"> 486</span>  <span class="comment">// x,y,z not initialized</span></div><div class="line"><a name="l00487"></a><span class="lineno"> 487</span>  ON_3dPoint() = <span class="keywordflow">default</span>;</div><div class="line"><a name="l00488"></a><span class="lineno"> 488</span>  ~ON_3dPoint() = <span class="keywordflow">default</span>;</div><div class="line"><a name="l00489"></a><span class="lineno"> 489</span>  ON_3dPoint(<span class="keyword">const</span> ON_3dPoint&) = <span class="keywordflow">default</span>;</div><div class="line"><a name="l00490"></a><span class="lineno"> 490</span>  ON_3dPoint& operator=(<span class="keyword">const</span> ON_3dPoint&) = <span class="keywordflow">default</span>;</div><div class="line"><a name="l00491"></a><span class="lineno"> 491</span> </div><div class="line"><a name="l00492"></a><span class="lineno"> 492</span> <span class="keyword">public</span>:</div><div class="line"><a name="l00493"></a><span class="lineno"><a class="line" href="../../d2/d35/class_o_n__3d_point.html#ae5dcca5dde698b25a7ec98b3868285b5"> 493</a></span>  <span class="keyword">static</span> <span class="keyword">const</span> ON_3dPoint <a class="code" href="../../d2/d35/class_o_n__3d_point.html#ae5dcca5dde698b25a7ec98b3868285b5">Origin</a>; <span class="comment">// (0.0,0.0,0.0)</span></div><div class="line"><a name="l00494"></a><span class="lineno"><a class="line" href="../../d2/d35/class_o_n__3d_point.html#aa68906e3e7650b01ce88c527f6088d7d"> 494</a></span>  <span class="keyword">static</span> <span class="keyword">const</span> ON_3dPoint <a class="code" href="../../d2/d35/class_o_n__3d_point.html#aa68906e3e7650b01ce88c527f6088d7d">UnsetPoint</a>; <span class="comment">// (ON_UNSET_VALUE,ON_UNSET_VALUE,ON_UNSET_VALUE)</span></div><div class="line"><a name="l00495"></a><span class="lineno"><a class="line" href="../../d2/d35/class_o_n__3d_point.html#a431f63a983b61e62251c3ebb37d851ff"> 495</a></span>  <span class="keyword">static</span> <span class="keyword">const</span> ON_3dPoint <a class="code" href="../../d2/d35/class_o_n__3d_point.html#a431f63a983b61e62251c3ebb37d851ff">NanPoint</a>; <span class="comment">// (ON_DBL_QNAN,ON_DBL_QNAN,ON_DBL_QNAN)</span></div><div class="line"><a name="l00496"></a><span class="lineno"> 496</span> </div><div class="line"><a name="l00497"></a><span class="lineno"> 497</span>  <span class="comment">/*</span></div><div class="line"><a name="l00498"></a><span class="lineno"> 498</span> <span class="comment"> Description:</span></div><div class="line"><a name="l00499"></a><span class="lineno"> 499</span> <span class="comment"> A well ordered dictionary compare function that is nan aware and can</span></div><div class="line"><a name="l00500"></a><span class="lineno"> 500</span> <span class="comment"> be used for robust sorting.</span></div><div class="line"><a name="l00501"></a><span class="lineno"> 501</span> <span class="comment"> */</span></div><div class="line"><a name="l00502"></a><span class="lineno"> 502</span>  <span class="keyword">static</span> <span class="keywordtype">int</span> Compare(</div><div class="line"><a name="l00503"></a><span class="lineno"> 503</span>  <span class="keyword">const</span> ON_3dPoint& lhs,</div><div class="line"><a name="l00504"></a><span class="lineno"> 504</span>  <span class="keyword">const</span> ON_3dPoint& rhs</div><div class="line"><a name="l00505"></a><span class="lineno"> 505</span>  );</div><div class="line"><a name="l00506"></a><span class="lineno"> 506</span> </div><div class="line"><a name="l00507"></a><span class="lineno"> 507</span> <span class="keyword">public</span>:</div><div class="line"><a name="l00508"></a><span class="lineno"> 508</span>  <span class="keyword">explicit</span> ON_3dPoint(<span class="keywordtype">double</span> x,<span class="keywordtype">double</span> y,<span class="keywordtype">double</span> z);</div><div class="line"><a name="l00509"></a><span class="lineno"> 509</span> <span class="preprocessor">#if defined(OPENNURBS_WALL)</span></div><div class="line"><a name="l00510"></a><span class="lineno"> 510</span>  <span class="comment">// Goal is to eventually have all constructors that discard informtion be explicit.</span></div><div class="line"><a name="l00511"></a><span class="lineno"> 511</span>  <span class="keyword">explicit</span> </div><div class="line"><a name="l00512"></a><span class="lineno"> 512</span> <span class="preprocessor">#endif</span></div><div class="line"><a name="l00513"></a><span class="lineno"> 513</span>  ON_3dPoint(<span class="keyword">const</span> ON_2dPoint& ); <span class="comment">// from 2d point</span></div><div class="line"><a name="l00514"></a><span class="lineno"> 514</span>  <span class="keyword">explicit</span> ON_3dPoint(<span class="keyword">const</span> <a class="code" href="../../d9/db1/class_o_n__4d_point.html">ON_4dPoint</a>& h); <span class="comment">// from 4d point - h.w must be non-zero</span></div><div class="line"><a name="l00515"></a><span class="lineno"> 515</span>  <span class="keyword">explicit</span> ON_3dPoint(<span class="keyword">const</span> <a class="code" href="../../da/d08/class_o_n__2d_vector.html">ON_2dVector</a>& ); <span class="comment">// from 2d vector</span></div><div class="line"><a name="l00516"></a><span class="lineno"> 516</span>  ON_3dPoint(<span class="keyword">const</span> <a class="code" href="../../d5/dae/class_o_n__3d_vector.html">ON_3dVector</a>& ); <span class="comment">// from 3d vector</span></div><div class="line"><a name="l00517"></a><span class="lineno"> 517</span>  <span class="keyword">explicit</span> ON_3dPoint(<span class="keyword">const</span> <span class="keywordtype">double</span>*); <span class="comment">// from double[3] array</span></div><div class="line"><a name="l00518"></a><span class="lineno"> 518</span> </div><div class="line"><a name="l00519"></a><span class="lineno"> 519</span>  <span class="keyword">explicit</span> ON_3dPoint(<span class="keyword">const</span> <span class="keyword">class</span> <a class="code" href="../../de/d5b/class_o_n__2f_point.html">ON_2fPoint</a>&); <span class="comment">// from 2f point</span></div><div class="line"><a name="l00520"></a><span class="lineno"> 520</span>  ON_3dPoint(<span class="keyword">const</span> <span class="keyword">class</span> <a class="code" href="../../d0/dec/class_o_n__3f_point.html">ON_3fPoint</a>&); <span class="comment">// from 3f point</span></div><div class="line"><a name="l00521"></a><span class="lineno"> 521</span>  <span class="keyword">explicit</span> ON_3dPoint(<span class="keyword">const</span> <span class="keyword">class</span> <a class="code" href="../../db/d8c/class_o_n__4f_point.html">ON_4fPoint</a>& h ); <span class="comment">// from 4f point- h.w must be non-zero</span></div><div class="line"><a name="l00522"></a><span class="lineno"> 522</span>  <span class="keyword">explicit</span> ON_3dPoint(<span class="keyword">const</span> <span class="keyword">class</span> <a class="code" href="../../db/df9/class_o_n__2f_vector.html">ON_2fVector</a>&); <span class="comment">// from 2f point</span></div><div class="line"><a name="l00523"></a><span class="lineno"> 523</span>  <span class="keyword">explicit</span> ON_3dPoint(<span class="keyword">const</span> <span class="keyword">class</span> <a class="code" href="../../db/d80/class_o_n__3f_vector.html">ON_3fVector</a>&); <span class="comment">// from 3f point</span></div><div class="line"><a name="l00524"></a><span class="lineno"> 524</span>  <span class="keyword">explicit</span> ON_3dPoint(<span class="keyword">const</span> <span class="keywordtype">float</span>*); <span class="comment">// from float[3] array</span></div><div class="line"><a name="l00525"></a><span class="lineno"> 525</span> </div><div class="line"><a name="l00526"></a><span class="lineno"> 526</span>  <span class="comment">// (double*) conversion operators</span></div><div class="line"><a name="l00527"></a><span class="lineno"> 527</span>  <span class="keyword">operator</span> <span class="keywordtype">double</span>*();</div><div class="line"><a name="l00528"></a><span class="lineno"> 528</span>  <span class="keyword">operator</span> <span class="keyword">const</span> <span class="keywordtype">double</span>*() <span class="keyword">const</span>;</div><div class="line"><a name="l00529"></a><span class="lineno"> 529</span> </div><div class="line"><a name="l00530"></a><span class="lineno"> 530</span>  <span class="comment">// use implicit operator=(const ON_3dPoint&)</span></div><div class="line"><a name="l00531"></a><span class="lineno"> 531</span>  ON_3dPoint& operator=(<span class="keyword">const</span> ON_2dPoint&);</div><div class="line"><a name="l00532"></a><span class="lineno"> 532</span>  ON_3dPoint& operator=(<span class="keyword">const</span> <a class="code" href="../../d9/db1/class_o_n__4d_point.html">ON_4dPoint</a>&);</div><div class="line"><a name="l00533"></a><span class="lineno"> 533</span>  ON_3dPoint& operator=(<span class="keyword">const</span> <a class="code" href="../../da/d08/class_o_n__2d_vector.html">ON_2dVector</a>&);</div><div class="line"><a name="l00534"></a><span class="lineno"> 534</span>  ON_3dPoint& operator=(<span class="keyword">const</span> <a class="code" href="../../d5/dae/class_o_n__3d_vector.html">ON_3dVector</a>&);</div><div class="line"><a name="l00535"></a><span class="lineno"> 535</span>  ON_3dPoint& operator=(<span class="keyword">const</span> <span class="keywordtype">double</span>*); <span class="comment">// point = double[3] support</span></div><div class="line"><a name="l00536"></a><span class="lineno"> 536</span> </div><div class="line"><a name="l00537"></a><span class="lineno"> 537</span>  ON_3dPoint& operator=(<span class="keyword">const</span> <span class="keyword">class</span> <a class="code" href="../../de/d5b/class_o_n__2f_point.html">ON_2fPoint</a>&);</div><div class="line"><a name="l00538"></a><span class="lineno"> 538</span>  ON_3dPoint& operator=(<span class="keyword">const</span> <span class="keyword">class</span> <a class="code" href="../../d0/dec/class_o_n__3f_point.html">ON_3fPoint</a>&);</div><div class="line"><a name="l00539"></a><span class="lineno"> 539</span>  ON_3dPoint& operator=(<span class="keyword">const</span> <span class="keyword">class</span> <a class="code" href="../../db/d8c/class_o_n__4f_point.html">ON_4fPoint</a>&);</div><div class="line"><a name="l00540"></a><span class="lineno"> 540</span>  ON_3dPoint& operator=(<span class="keyword">const</span> <span class="keyword">class</span> <a class="code" href="../../db/df9/class_o_n__2f_vector.html">ON_2fVector</a>&);</div><div class="line"><a name="l00541"></a><span class="lineno"> 541</span>  ON_3dPoint& operator=(<span class="keyword">const</span> <span class="keyword">class</span> <a class="code" href="../../db/d80/class_o_n__3f_vector.html">ON_3fVector</a>&);</div><div class="line"><a name="l00542"></a><span class="lineno"> 542</span>  ON_3dPoint& operator=(<span class="keyword">const</span> <span class="keywordtype">float</span>*); <span class="comment">// point = float[3] support</span></div><div class="line"><a name="l00543"></a><span class="lineno"> 543</span> </div><div class="line"><a name="l00544"></a><span class="lineno"> 544</span>  ON_3dPoint& operator*=(<span class="keywordtype">double</span>);</div><div class="line"><a name="l00545"></a><span class="lineno"> 545</span>  ON_3dPoint& operator/=(<span class="keywordtype">double</span>);</div><div class="line"><a name="l00546"></a><span class="lineno"> 546</span>  ON_3dPoint& operator+=(<span class="keyword">const</span> <a class="code" href="../../d5/dae/class_o_n__3d_vector.html">ON_3dVector</a>&);</div><div class="line"><a name="l00547"></a><span class="lineno"> 547</span>  ON_3dPoint& operator-=(<span class="keyword">const</span> <a class="code" href="../../d5/dae/class_o_n__3d_vector.html">ON_3dVector</a>&);</div><div class="line"><a name="l00548"></a><span class="lineno"> 548</span> </div><div class="line"><a name="l00549"></a><span class="lineno"> 549</span>  ON_3dPoint operator*(<span class="keywordtype">int</span>) <span class="keyword">const</span>;</div><div class="line"><a name="l00550"></a><span class="lineno"> 550</span>  ON_3dPoint operator/(<span class="keywordtype">int</span>) <span class="keyword">const</span>;</div><div class="line"><a name="l00551"></a><span class="lineno"> 551</span>  ON_3dPoint operator*(<span class="keywordtype">float</span>) <span class="keyword">const</span>;</div><div class="line"><a name="l00552"></a><span class="lineno"> 552</span>  ON_3dPoint operator/(<span class="keywordtype">float</span>) <span class="keyword">const</span>;</div><div class="line"><a name="l00553"></a><span class="lineno"> 553</span>  ON_3dPoint operator*(<span class="keywordtype">double</span>) <span class="keyword">const</span>;</div><div class="line"><a name="l00554"></a><span class="lineno"> 554</span>  ON_3dPoint operator/(<span class="keywordtype">double</span>) <span class="keyword">const</span>;</div><div class="line"><a name="l00555"></a><span class="lineno"> 555</span> </div><div class="line"><a name="l00556"></a><span class="lineno"> 556</span>  ON_3dPoint operator+(<span class="keyword">const</span> ON_3dPoint&) <span class="keyword">const</span>;</div><div class="line"><a name="l00557"></a><span class="lineno"> 557</span>  ON_3dPoint operator+(<span class="keyword">const</span> <a class="code" href="../../d5/dae/class_o_n__3d_vector.html">ON_3dVector</a>&) <span class="keyword">const</span>;</div><div class="line"><a name="l00558"></a><span class="lineno"> 558</span>  <a class="code" href="../../d5/dae/class_o_n__3d_vector.html">ON_3dVector</a> operator-(<span class="keyword">const</span> ON_3dPoint&) <span class="keyword">const</span>;</div><div class="line"><a name="l00559"></a><span class="lineno"> 559</span>  ON_3dPoint operator-(<span class="keyword">const</span> <a class="code" href="../../d5/dae/class_o_n__3d_vector.html">ON_3dVector</a>&) <span class="keyword">const</span>;</div><div class="line"><a name="l00560"></a><span class="lineno"> 560</span>  ON_3dPoint operator+(<span class="keyword">const</span> ON_2dPoint&) <span class="keyword">const</span>;</div><div class="line"><a name="l00561"></a><span class="lineno"> 561</span>  ON_3dPoint operator+(<span class="keyword">const</span> <a class="code" href="../../da/d08/class_o_n__2d_vector.html">ON_2dVector</a>&) <span class="keyword">const</span>;</div><div class="line"><a name="l00562"></a><span class="lineno"> 562</span>  <a class="code" href="../../d5/dae/class_o_n__3d_vector.html">ON_3dVector</a> operator-(<span class="keyword">const</span> ON_2dPoint&) <span class="keyword">const</span>;</div><div class="line"><a name="l00563"></a><span class="lineno"> 563</span>  ON_3dPoint operator-(<span class="keyword">const</span> <a class="code" href="../../da/d08/class_o_n__2d_vector.html">ON_2dVector</a>&) <span class="keyword">const</span>;</div><div class="line"><a name="l00564"></a><span class="lineno"> 564</span> </div><div class="line"><a name="l00565"></a><span class="lineno"> 565</span>  ON_3dPoint operator+(<span class="keyword">const</span> <a class="code" href="../../d0/dec/class_o_n__3f_point.html">ON_3fPoint</a>&) <span class="keyword">const</span>;</div><div class="line"><a name="l00566"></a><span class="lineno"> 566</span>  ON_3dPoint operator+(<span class="keyword">const</span> <a class="code" href="../../db/d80/class_o_n__3f_vector.html">ON_3fVector</a>&) <span class="keyword">const</span>;</div><div class="line"><a name="l00567"></a><span class="lineno"> 567</span>  <a class="code" href="../../d5/dae/class_o_n__3d_vector.html">ON_3dVector</a> operator-(<span class="keyword">const</span> <a class="code" href="../../d0/dec/class_o_n__3f_point.html">ON_3fPoint</a>&) <span class="keyword">const</span>;</div><div class="line"><a name="l00568"></a><span class="lineno"> 568</span>  ON_3dPoint operator-(<span class="keyword">const</span> <a class="code" href="../../db/d80/class_o_n__3f_vector.html">ON_3fVector</a>&) <span class="keyword">const</span>;</div><div class="line"><a name="l00569"></a><span class="lineno"> 569</span>  ON_3dPoint operator+(<span class="keyword">const</span> <a class="code" href="../../de/d5b/class_o_n__2f_point.html">ON_2fPoint</a>&) <span class="keyword">const</span>;</div><div class="line"><a name="l00570"></a><span class="lineno"> 570</span>  ON_3dPoint operator+(<span class="keyword">const</span> <a class="code" href="../../db/df9/class_o_n__2f_vector.html">ON_2fVector</a>&) <span class="keyword">const</span>;</div><div class="line"><a name="l00571"></a><span class="lineno"> 571</span>  <a class="code" href="../../d5/dae/class_o_n__3d_vector.html">ON_3dVector</a> operator-(<span class="keyword">const</span> <a class="code" href="../../de/d5b/class_o_n__2f_point.html">ON_2fPoint</a>&) <span class="keyword">const</span>;</div><div class="line"><a name="l00572"></a><span class="lineno"> 572</span>  ON_3dPoint operator-(<span class="keyword">const</span> <a class="code" href="../../db/df9/class_o_n__2f_vector.html">ON_2fVector</a>&) <span class="keyword">const</span>;</div><div class="line"><a name="l00573"></a><span class="lineno"> 573</span> </div><div class="line"><a name="l00574"></a><span class="lineno"> 574</span>  <span class="keywordtype">double</span> operator*(<span class="keyword">const</span> ON_3dPoint&) <span class="keyword">const</span>; <span class="comment">// dot product for points acting as vectors</span></div><div class="line"><a name="l00575"></a><span class="lineno"> 575</span>  <span class="keywordtype">double</span> operator*(<span class="keyword">const</span> <a class="code" href="../../d5/dae/class_o_n__3d_vector.html">ON_3dVector</a>&) <span class="keyword">const</span>; <span class="comment">// dot product for points acting as vectors</span></div><div class="line"><a name="l00576"></a><span class="lineno"> 576</span>  </div><div class="line"><a name="l00577"></a><span class="lineno"> 577</span>  ON_3dPoint operator*(<span class="keyword">const</span> ON_Xform&) <span class="keyword">const</span>;</div><div class="line"><a name="l00578"></a><span class="lineno"> 578</span> </div><div class="line"><a name="l00579"></a><span class="lineno"> 579</span>  <span class="keywordtype">bool</span> operator==(<span class="keyword">const</span> ON_3dPoint&) <span class="keyword">const</span>;</div><div class="line"><a name="l00580"></a><span class="lineno"> 580</span>  <span class="keywordtype">bool</span> operator!=(<span class="keyword">const</span> ON_3dPoint&) <span class="keyword">const</span>;</div><div class="line"><a name="l00581"></a><span class="lineno"> 581</span> </div><div class="line"><a name="l00582"></a><span class="lineno"> 582</span>  <span class="comment">// dictionary order comparisons</span></div><div class="line"><a name="l00583"></a><span class="lineno"> 583</span>  <span class="keywordtype">bool</span> operator<=(<span class="keyword">const</span> ON_3dPoint&) <span class="keyword">const</span>;</div><div class="line"><a name="l00584"></a><span class="lineno"> 584</span>  <span class="keywordtype">bool</span> operator>=(<span class="keyword">const</span> ON_3dPoint&) <span class="keyword">const</span>;</div><div class="line"><a name="l00585"></a><span class="lineno"> 585</span>  <span class="keywordtype">bool</span> operator<(<span class="keyword">const</span> ON_3dPoint&) <span class="keyword">const</span>;</div><div class="line"><a name="l00586"></a><span class="lineno"> 586</span>  <span class="keywordtype">bool</span> operator>(<span class="keyword">const</span> ON_3dPoint&) <span class="keyword">const</span>;</div><div class="line"><a name="l00587"></a><span class="lineno"> 587</span> </div><div class="line"><a name="l00588"></a><span class="lineno"> 588</span>  <span class="comment">// index operators mimic double[3] behavior</span></div><div class="line"><a name="l00589"></a><span class="lineno"> 589</span>  <span class="keywordtype">double</span>& operator[](<span class="keywordtype">int</span>);</div><div class="line"><a name="l00590"></a><span class="lineno"> 590</span>  <span class="keywordtype">double</span> operator[](<span class="keywordtype">int</span>) <span class="keyword">const</span>;</div><div class="line"><a name="l00591"></a><span class="lineno"> 591</span>  <span class="keywordtype">double</span>& operator[](<span class="keywordtype">unsigned</span> <span class="keywordtype">int</span>);</div><div class="line"><a name="l00592"></a><span class="lineno"> 592</span>  <span class="keywordtype">double</span> operator[](<span class="keywordtype">unsigned</span> <span class="keywordtype">int</span>) <span class="keyword">const</span>;</div><div class="line"><a name="l00593"></a><span class="lineno"> 593</span> </div><div class="line"><a name="l00594"></a><span class="lineno"> 594</span>  <span class="comment">/*</span></div><div class="line"><a name="l00595"></a><span class="lineno"> 595</span> <span class="comment"> Returns:</span></div><div class="line"><a name="l00596"></a><span class="lineno"> 596</span> <span class="comment"> False if any coordinate is infinte, a nan, or ON_UNSET_VALUE.</span></div><div class="line"><a name="l00597"></a><span class="lineno"> 597</span> <span class="comment"> */</span></div><div class="line"><a name="l00598"></a><span class="lineno"> 598</span>  <span class="keywordtype">bool</span> IsValid() <span class="keyword">const</span>;</div><div class="line"><a name="l00599"></a><span class="lineno"> 599</span> </div><div class="line"><a name="l00600"></a><span class="lineno"> 600</span>  <span class="comment">/*</span></div><div class="line"><a name="l00601"></a><span class="lineno"> 601</span> <span class="comment"> Returns:</span></div><div class="line"><a name="l00602"></a><span class="lineno"> 602</span> <span class="comment"> True if any coordinate is ON_UNSET_VALUE or ON_UNSET_POSITIVE_VALUE</span></div><div class="line"><a name="l00603"></a><span class="lineno"> 603</span> <span class="comment"> */</span></div><div class="line"><a name="l00604"></a><span class="lineno"> 604</span>  <span class="keywordtype">bool</span> IsUnset() <span class="keyword">const</span>;</div><div class="line"><a name="l00605"></a><span class="lineno"> 605</span> </div><div class="line"><a name="l00606"></a><span class="lineno"> 606</span>  <span class="comment">// set 3d point value</span></div><div class="line"><a name="l00607"></a><span class="lineno"> 607</span>  <span class="keywordtype">void</span> Set(<span class="keywordtype">double</span> x,<span class="keywordtype">double</span> y,<span class="keywordtype">double</span> z);</div><div class="line"><a name="l00608"></a><span class="lineno"> 608</span> </div><div class="line"><a name="l00609"></a><span class="lineno"> 609</span>  <span class="keywordtype">double</span> DistanceTo( <span class="keyword">const</span> ON_3dPoint& ) <span class="keyword">const</span>;</div><div class="line"><a name="l00610"></a><span class="lineno"> 610</span> </div><div class="line"><a name="l00611"></a><span class="lineno"> 611</span>  <span class="keywordtype">int</span> MaximumCoordinateIndex() <span class="keyword">const</span>;</div><div class="line"><a name="l00612"></a><span class="lineno"> 612</span>  <span class="keywordtype">double</span> MaximumCoordinate() <span class="keyword">const</span>; <span class="comment">// absolute value of maximum coordinate</span></div><div class="line"><a name="l00613"></a><span class="lineno"> 613</span>  </div><div class="line"><a name="l00614"></a><span class="lineno"> 614</span>  <span class="keywordtype">int</span> MinimumCoordinateIndex() <span class="keyword">const</span>;</div><div class="line"><a name="l00615"></a><span class="lineno"> 615</span>  <span class="keywordtype">double</span> MinimumCoordinate() <span class="keyword">const</span>; <span class="comment">// absolute value of minimum coordinate</span></div><div class="line"><a name="l00616"></a><span class="lineno"> 616</span> </div><div class="line"><a name="l00617"></a><span class="lineno"> 617</span>  <span class="keywordtype">double</span> Fuzz( <span class="keywordtype">double</span> tolerance = ON_ZERO_TOLERANCE ) <span class="keyword">const</span>; <span class="comment">// tolerance to use when comparing 3d points</span></div><div class="line"><a name="l00618"></a><span class="lineno"> 618</span> </div><div class="line"><a name="l00619"></a><span class="lineno"> 619</span> <span class="preprocessor">#if defined(OPENNURBS_WALL)</span></div><div class="line"><a name="l00620"></a><span class="lineno"> 620</span>  <span class="comment">// Goal is to eventually remove all functions that modify points in place.</span></div><div class="line"><a name="l00621"></a><span class="lineno"> 621</span>  ON_DEPRECATED_MSG(<span class="stringliteral">"Use p = ON_3dPoint::Origin;"</span>)</div><div class="line"><a name="l00622"></a><span class="lineno"> 622</span> <span class="preprocessor">#endif</span></div><div class="line"><a name="l00623"></a><span class="lineno"> 623</span>  <span class="keywordtype">void</span> Zero(); <span class="comment">// set all coordinates to zero;</span></div><div class="line"><a name="l00624"></a><span class="lineno"> 624</span> </div><div class="line"><a name="l00625"></a><span class="lineno"> 625</span>  <span class="comment">/*</span></div><div class="line"><a name="l00626"></a><span class="lineno"> 626</span> <span class="comment"> Returns:</span></div><div class="line"><a name="l00627"></a><span class="lineno"> 627</span> <span class="comment"> true if all coordinates are not zero and no coordinates are nans.</span></div><div class="line"><a name="l00628"></a><span class="lineno"> 628</span> <span class="comment"> false otherwise.</span></div><div class="line"><a name="l00629"></a><span class="lineno"> 629</span> <span class="comment"> */</span></div><div class="line"><a name="l00630"></a><span class="lineno"> 630</span>  <span class="keywordtype">bool</span> IsZero() <span class="keyword">const</span>;</div><div class="line"><a name="l00631"></a><span class="lineno"> 631</span> </div><div class="line"><a name="l00632"></a><span class="lineno"> 632</span>  <span class="comment">/*</span></div><div class="line"><a name="l00633"></a><span class="lineno"> 633</span> <span class="comment"> Returns:</span></div><div class="line"><a name="l00634"></a><span class="lineno"> 634</span> <span class="comment"> true if at lease one coordinate is not zero and no coordinates are nans.</span></div><div class="line"><a name="l00635"></a><span class="lineno"> 635</span> <span class="comment"> */</span></div><div class="line"><a name="l00636"></a><span class="lineno"> 636</span>  <span class="keywordtype">bool</span> IsNotZero() <span class="keyword">const</span>;</div><div class="line"><a name="l00637"></a><span class="lineno"> 637</span> </div><div class="line"><a name="l00638"></a><span class="lineno"> 638</span>  <span class="comment">// These transform the point in place. The transformation matrix acts on</span></div><div class="line"><a name="l00639"></a><span class="lineno"> 639</span>  <span class="comment">// the left of the point; i.e., result = transformation*point</span></div><div class="line"><a name="l00640"></a><span class="lineno"> 640</span>  <span class="keywordtype">void</span> Transform( </div><div class="line"><a name="l00641"></a><span class="lineno"> 641</span>  <span class="keyword">const</span> ON_Xform&</div><div class="line"><a name="l00642"></a><span class="lineno"> 642</span>  );</div><div class="line"><a name="l00643"></a><span class="lineno"> 643</span> </div><div class="line"><a name="l00644"></a><span class="lineno"> 644</span>  <span class="keywordtype">void</span> Rotate( </div><div class="line"><a name="l00645"></a><span class="lineno"> 645</span>  <span class="keywordtype">double</span> angle, <span class="comment">// angle in radians</span></div><div class="line"><a name="l00646"></a><span class="lineno"> 646</span>  <span class="keyword">const</span> <a class="code" href="../../d5/dae/class_o_n__3d_vector.html">ON_3dVector</a>& axis, <span class="comment">// axis of rotation</span></div><div class="line"><a name="l00647"></a><span class="lineno"> 647</span>  <span class="keyword">const</span> ON_3dPoint& center <span class="comment">// center of rotation</span></div><div class="line"><a name="l00648"></a><span class="lineno"> 648</span>  );</div><div class="line"><a name="l00649"></a><span class="lineno"> 649</span> </div><div class="line"><a name="l00650"></a><span class="lineno"> 650</span>  <span class="keywordtype">void</span> Rotate( </div><div class="line"><a name="l00651"></a><span class="lineno"> 651</span>  <span class="keywordtype">double</span> sin_angle, <span class="comment">// sin(angle)</span></div><div class="line"><a name="l00652"></a><span class="lineno"> 652</span>  <span class="keywordtype">double</span> cos_angle, <span class="comment">// cos(angle)</span></div><div class="line"><a name="l00653"></a><span class="lineno"> 653</span>  <span class="keyword">const</span> <a class="code" href="../../d5/dae/class_o_n__3d_vector.html">ON_3dVector</a>& axis, <span class="comment">// axis of rotation</span></div><div class="line"><a name="l00654"></a><span class="lineno"> 654</span>  <span class="keyword">const</span> ON_3dPoint& center <span class="comment">// center of rotation</span></div><div class="line"><a name="l00655"></a><span class="lineno"> 655</span>  );</div><div class="line"><a name="l00656"></a><span class="lineno"> 656</span> </div><div class="line"><a name="l00657"></a><span class="lineno"> 657</span>  ON__UINT32 DataCRC(ON__UINT32 current_remainder) <span class="keyword">const</span>;</div><div class="line"><a name="l00658"></a><span class="lineno"> 658</span> };</div><div class="line"><a name="l00659"></a><span class="lineno"> 659</span> </div><div class="line"><a name="l00660"></a><span class="lineno"> 660</span> ON_DECL</div><div class="line"><a name="l00661"></a><span class="lineno"> 661</span> ON_3dPoint operator*(<span class="keywordtype">int</span>, <span class="keyword">const</span> ON_3dPoint&);</div><div class="line"><a name="l00662"></a><span class="lineno"> 662</span> </div><div class="line"><a name="l00663"></a><span class="lineno"> 663</span> ON_DECL</div><div class="line"><a name="l00664"></a><span class="lineno"> 664</span> ON_3dPoint operator*(<span class="keywordtype">float</span>, <span class="keyword">const</span> ON_3dPoint&);</div><div class="line"><a name="l00665"></a><span class="lineno"> 665</span> </div><div class="line"><a name="l00666"></a><span class="lineno"> 666</span> ON_DECL</div><div class="line"><a name="l00667"></a><span class="lineno"> 667</span> ON_3dPoint operator*(<span class="keywordtype">double</span>, <span class="keyword">const</span> ON_3dPoint&);</div><div class="line"><a name="l00668"></a><span class="lineno"> 668</span> <span class="comment"></span></div><div class="line"><a name="l00669"></a><span class="lineno"> 669</span> <span class="comment">////////////////////////////////////////////////////////////////</span></div><div class="line"><a name="l00670"></a><span class="lineno"> 670</span> <span class="comment"></span><span class="comment">//</span></div><div class="line"><a name="l00671"></a><span class="lineno"> 671</span> <span class="comment">// ON_4dPoint (homogeneous coordinates)</span></div><div class="line"><a name="l00672"></a><span class="lineno"> 672</span> <span class="comment">//</span></div><div class="line"><a name="l00673"></a><span class="lineno"><a class="line" href="../../d9/db1/class_o_n__4d_point.html"> 673</a></span> <span class="keyword">class </span>ON_CLASS <a class="code" href="../../d9/db1/class_o_n__4d_point.html">ON_4dPoint</a></div><div class="line"><a name="l00674"></a><span class="lineno"> 674</span> {</div><div class="line"><a name="l00675"></a><span class="lineno"> 675</span> <span class="keyword">public</span>:</div><div class="line"><a name="l00676"></a><span class="lineno"><a class="line" href="../../d9/db1/class_o_n__4d_point.html#a42d427fc4b25824fe8ea6db63a3073e1"> 676</a></span>  <span class="keywordtype">double</span> x, y, <a class="code" href="../../d9/db1/class_o_n__4d_point.html#a42d427fc4b25824fe8ea6db63a3073e1">z</a>, w;</div><div class="line"><a name="l00677"></a><span class="lineno"> 677</span> </div><div class="line"><a name="l00678"></a><span class="lineno"> 678</span>  <span class="comment">/*</span></div><div class="line"><a name="l00679"></a><span class="lineno"> 679</span> <span class="comment"> Returns:</span></div><div class="line"><a name="l00680"></a><span class="lineno"> 680</span> <span class="comment"> ON_UNSET_VALUE, if x or w is ON_UNSET_VALUE or ON_UNSET_POSITIVE_VALUE</span></div><div class="line"><a name="l00681"></a><span class="lineno"> 681</span> <span class="comment"> and neither x nor w is a nan.</span></div><div class="line"><a name="l00682"></a><span class="lineno"> 682</span> <span class="comment"> x/w, otherwise</span></div><div class="line"><a name="l00683"></a><span class="lineno"> 683</span> <span class="comment"> Remarks:</span></div><div class="line"><a name="l00684"></a><span class="lineno"> 684</span> <span class="comment"> If w is 0.0 or nan, the result will be a nan.</span></div><div class="line"><a name="l00685"></a><span class="lineno"> 685</span> <span class="comment"> */</span></div><div class="line"><a name="l00686"></a><span class="lineno"> 686</span>  <span class="keywordtype">double</span> EuclideanX() <span class="keyword">const</span>;</div><div class="line"><a name="l00687"></a><span class="lineno"> 687</span> </div><div class="line"><a name="l00688"></a><span class="lineno"> 688</span>  <span class="comment">/*</span></div><div class="line"><a name="l00689"></a><span class="lineno"> 689</span> <span class="comment"> Returns:</span></div><div class="line"><a name="l00690"></a><span class="lineno"> 690</span> <span class="comment"> ON_UNSET_VALUE, if y or w is ON_UNSET_VALUE or ON_UNSET_POSITIVE_VALUE</span></div><div class="line"><a name="l00691"></a><span class="lineno"> 691</span> <span class="comment"> and neither y nor w is a nan.</span></div><div class="line"><a name="l00692"></a><span class="lineno"> 692</span> <span class="comment"> y/w, otherwise</span></div><div class="line"><a name="l00693"></a><span class="lineno"> 693</span> <span class="comment"> Remarks:</span></div><div class="line"><a name="l00694"></a><span class="lineno"> 694</span> <span class="comment"> If w is 0.0 or nan, the result will be a nan.</span></div><div class="line"><a name="l00695"></a><span class="lineno"> 695</span> <span class="comment"> */</span></div><div class="line"><a name="l00696"></a><span class="lineno"> 696</span>  <span class="keywordtype">double</span> EuclideanY() <span class="keyword">const</span>;</div><div class="line"><a name="l00697"></a><span class="lineno"> 697</span> </div><div class="line"><a name="l00698"></a><span class="lineno"> 698</span>  <span class="comment">/*</span></div><div class="line"><a name="l00699"></a><span class="lineno"> 699</span> <span class="comment"> Returns:</span></div><div class="line"><a name="l00700"></a><span class="lineno"> 700</span> <span class="comment"> ON_UNSET_VALUE, if z or w is ON_UNSET_VALUE or ON_UNSET_POSITIVE_VALUE</span></div><div class="line"><a name="l00701"></a><span class="lineno"> 701</span> <span class="comment"> and neither z nor w is a nan.</span></div><div class="line"><a name="l00702"></a><span class="lineno"> 702</span> <span class="comment"> z/w, otherwise</span></div><div class="line"><a name="l00703"></a><span class="lineno"> 703</span> <span class="comment"> Remarks:</span></div><div class="line"><a name="l00704"></a><span class="lineno"> 704</span> <span class="comment"> If w is 0.0 or nan, the result will be a nan.</span></div><div class="line"><a name="l00705"></a><span class="lineno"> 705</span> <span class="comment"> */</span></div><div class="line"><a name="l00706"></a><span class="lineno"> 706</span>  <span class="keywordtype">double</span> EuclideanZ() <span class="keyword">const</span>;</div><div class="line"><a name="l00707"></a><span class="lineno"> 707</span> </div><div class="line"><a name="l00708"></a><span class="lineno"> 708</span> <span class="keyword">public</span>:</div><div class="line"><a name="l00709"></a><span class="lineno"> 709</span>  <span class="comment">// x,y,z,w not initialized</span></div><div class="line"><a name="l00710"></a><span class="lineno"> 710</span>  <a class="code" href="../../d9/db1/class_o_n__4d_point.html">ON_4dPoint</a>() = <span class="keywordflow">default</span>;</div><div class="line"><a name="l00711"></a><span class="lineno"> 711</span>  ~<a class="code" href="../../d9/db1/class_o_n__4d_point.html">ON_4dPoint</a>() = <span class="keywordflow">default</span>;</div><div class="line"><a name="l00712"></a><span class="lineno"> 712</span>  <a class="code" href="../../d9/db1/class_o_n__4d_point.html">ON_4dPoint</a>(<span class="keyword">const</span> <a class="code" href="../../d9/db1/class_o_n__4d_point.html">ON_4dPoint</a>&) = <span class="keywordflow">default</span>;</div><div class="line"><a name="l00713"></a><span class="lineno"> 713</span>  <a class="code" href="../../d9/db1/class_o_n__4d_point.html">ON_4dPoint</a>& operator=(<span class="keyword">const</span> <a class="code" href="../../d9/db1/class_o_n__4d_point.html">ON_4dPoint</a>&) = <span class="keywordflow">default</span>;</div><div class="line"><a name="l00714"></a><span class="lineno"> 714</span> </div><div class="line"><a name="l00715"></a><span class="lineno"> 715</span> <span class="keyword">public</span>:</div><div class="line"><a name="l00716"></a><span class="lineno"><a class="line" href="../../d9/db1/class_o_n__4d_point.html#a7bf45f7d4e956f304fad2afa57019ce5"> 716</a></span>  <span class="keyword">static</span> <span class="keyword">const</span> <a class="code" href="../../d9/db1/class_o_n__4d_point.html">ON_4dPoint</a> <a class="code" href="../../d9/db1/class_o_n__4d_point.html#a7bf45f7d4e956f304fad2afa57019ce5">Zero</a>; <span class="comment">// (0,0,0,0)</span></div><div class="line"><a name="l00717"></a><span class="lineno"><a class="line" href="../../d9/db1/class_o_n__4d_point.html#a83f0c10fc5a0eb0d8929a66c5131e150"> 717</a></span>  <span class="keyword">static</span> <span class="keyword">const</span> <a class="code" href="../../d9/db1/class_o_n__4d_point.html">ON_4dPoint</a> <a class="code" href="../../d9/db1/class_o_n__4d_point.html#a83f0c10fc5a0eb0d8929a66c5131e150">Nan</a>; <span class="comment">// (ON_DBL_QNAN,ON_DBL_QNAN,ON_DBL_QNAN,ON_DBL_QNAN)</span></div><div class="line"><a name="l00718"></a><span class="lineno"> 718</span> </div><div class="line"><a name="l00719"></a><span class="lineno"> 719</span>  <span class="keyword">explicit</span> <a class="code" href="../../d9/db1/class_o_n__4d_point.html">ON_4dPoint</a>(<span class="keywordtype">double</span> x,<span class="keywordtype">double</span> y,<span class="keywordtype">double</span> z,<span class="keywordtype">double</span> w);</div><div class="line"><a name="l00720"></a><span class="lineno"> 720</span> </div><div class="line"><a name="l00721"></a><span class="lineno"> 721</span>  <span class="comment">// These constructors are not explicit because no informtion is lost.</span></div><div class="line"><a name="l00722"></a><span class="lineno"> 722</span>  <a class="code" href="../../d9/db1/class_o_n__4d_point.html">ON_4dPoint</a>(<span class="keyword">const</span> ON_2dPoint& ); <span class="comment">// from 2d point (z,y,0,1)</span></div><div class="line"><a name="l00723"></a><span class="lineno"> 723</span>  <a class="code" href="../../d9/db1/class_o_n__4d_point.html">ON_4dPoint</a>(<span class="keyword">const</span> ON_3dPoint& ); <span class="comment">// from 3d point (x,y,z,1)</span></div><div class="line"><a name="l00724"></a><span class="lineno"> 724</span>  <a class="code" href="../../d9/db1/class_o_n__4d_point.html">ON_4dPoint</a>(<span class="keyword">const</span> <a class="code" href="../../da/d08/class_o_n__2d_vector.html">ON_2dVector</a>& ); <span class="comment">// from 2d vector (x,y,0,0)</span></div><div class="line"><a name="l00725"></a><span class="lineno"> 725</span>  <a class="code" href="../../d9/db1/class_o_n__4d_point.html">ON_4dPoint</a>(<span class="keyword">const</span> <a class="code" href="../../d5/dae/class_o_n__3d_vector.html">ON_3dVector</a>& ); <span class="comment">// from 3d vector (x,y,z,0)</span></div><div class="line"><a name="l00726"></a><span class="lineno"> 726</span> </div><div class="line"><a name="l00727"></a><span class="lineno"> 727</span>  <span class="keyword">explicit</span> <a class="code" href="../../d9/db1/class_o_n__4d_point.html">ON_4dPoint</a>(<span class="keyword">const</span> <span class="keywordtype">double</span>*); <span class="comment">// from double[4] array</span></div><div class="line"><a name="l00728"></a><span class="lineno"> 728</span> </div><div class="line"><a name="l00729"></a><span class="lineno"> 729</span>  <span class="comment">// These constructors are not explicit because no informtion is lost.</span></div><div class="line"><a name="l00730"></a><span class="lineno"> 730</span>  <a class="code" href="../../d9/db1/class_o_n__4d_point.html">ON_4dPoint</a>(<span class="keyword">const</span> <a class="code" href="../../de/d5b/class_o_n__2f_point.html">ON_2fPoint</a>& ); <span class="comment">// from 2f point (z,y,0,1)</span></div><div class="line"><a name="l00731"></a><span class="lineno"> 731</span>  <a class="code" href="../../d9/db1/class_o_n__4d_point.html">ON_4dPoint</a>(<span class="keyword">const</span> <a class="code" href="../../d0/dec/class_o_n__3f_point.html">ON_3fPoint</a>& ); <span class="comment">// from 3f point (x,y,z,1)</span></div><div class="line"><a name="l00732"></a><span class="lineno"> 732</span>  <a class="code" href="../../d9/db1/class_o_n__4d_point.html">ON_4dPoint</a>(<span class="keyword">const</span> <a class="code" href="../../db/d8c/class_o_n__4f_point.html">ON_4fPoint</a>& ); <span class="comment">// from 4f point</span></div><div class="line"><a name="l00733"></a><span class="lineno"> 733</span>  <a class="code" href="../../d9/db1/class_o_n__4d_point.html">ON_4dPoint</a>(<span class="keyword">const</span> <a class="code" href="../../db/df9/class_o_n__2f_vector.html">ON_2fVector</a>& ); <span class="comment">// from 2f vector (z,y,0,0)</span></div><div class="line"><a name="l00734"></a><span class="lineno"> 734</span>  <a class="code" href="../../d9/db1/class_o_n__4d_point.html">ON_4dPoint</a>(<span class="keyword">const</span> <a class="code" href="../../db/d80/class_o_n__3f_vector.html">ON_3fVector</a>& ); <span class="comment">// from 3f vector (x,y,z,0)</span></div><div class="line"><a name="l00735"></a><span class="lineno"> 735</span> </div><div class="line"><a name="l00736"></a><span class="lineno"> 736</span>  <span class="keyword">explicit</span> <a class="code" href="../../d9/db1/class_o_n__4d_point.html">ON_4dPoint</a>(<span class="keyword">const</span> <span class="keywordtype">float</span>*); <span class="comment">// from float[4] array</span></div><div class="line"><a name="l00737"></a><span class="lineno"> 737</span> </div><div class="line"><a name="l00738"></a><span class="lineno"> 738</span>  <span class="comment">/*</span></div><div class="line"><a name="l00739"></a><span class="lineno"> 739</span> <span class="comment"> Description:</span></div><div class="line"><a name="l00740"></a><span class="lineno"> 740</span> <span class="comment"> This function is provided because in rare cases it makes sense.</span></div><div class="line"><a name="l00741"></a><span class="lineno"> 741</span> <span class="comment"> If you are not certian why you want this value, think carefully</span></div><div class="line"><a name="l00742"></a><span class="lineno"> 742</span> <span class="comment"> or work with vectors and points in Euclidean coordinates.</span></div><div class="line"><a name="l00743"></a><span class="lineno"> 743</span> <span class="comment"> Returns:</span></div><div class="line"><a name="l00744"></a><span class="lineno"> 744</span> <span class="comment"> lhs.x*rhs.x + lhs.y*rhs.y + lhs.z*rhs.z + lhs.w*rhs.w;</span></div><div class="line"><a name="l00745"></a><span class="lineno"> 745</span> <span class="comment"> Remark:</span></div><div class="line"><a name="l00746"></a><span class="lineno"> 746</span> <span class="comment"> It is intentional that there is no operator* override for ON_4dPoint.</span></div><div class="line"><a name="l00747"></a><span class="lineno"> 747</span> <span class="comment"> This intentional omission helps people pause and think before calling</span></div><div class="line"><a name="l00748"></a><span class="lineno"> 748</span> <span class="comment"> ON_4dPoint::InnerProduct().</span></div><div class="line"><a name="l00749"></a><span class="lineno"> 749</span> <span class="comment"> */</span></div><div class="line"><a name="l00750"></a><span class="lineno"> 750</span>  <span class="keyword">static</span> <span class="keywordtype">double</span> InnerProduct(</div><div class="line"><a name="l00751"></a><span class="lineno"> 751</span>  <span class="keyword">const</span> <a class="code" href="../../d9/db1/class_o_n__4d_point.html">ON_4dPoint</a>& lhs,</div><div class="line"><a name="l00752"></a><span class="lineno"> 752</span>  <span class="keyword">const</span> <a class="code" href="../../d9/db1/class_o_n__4d_point.html">ON_4dPoint</a>& rhs</div><div class="line"><a name="l00753"></a><span class="lineno"> 753</span>  );</div><div class="line"><a name="l00754"></a><span class="lineno"> 754</span> </div><div class="line"><a name="l00755"></a><span class="lineno"> 755</span>  <span class="comment">// (double*) conversion operators</span></div><div class="line"><a name="l00756"></a><span class="lineno"> 756</span>  <span class="keyword">operator</span> <span class="keywordtype">double</span>*();</div><div class="line"><a name="l00757"></a><span class="lineno"> 757</span>  <span class="keyword">operator</span> <span class="keyword">const</span> <span class="keywordtype">double</span>*() <span class="keyword">const</span>;</div><div class="line"><a name="l00758"></a><span class="lineno"> 758</span> </div><div class="line"><a name="l00759"></a><span class="lineno"> 759</span>  <span class="comment">// use implicit operator=(const ON_4dPoint&)</span></div><div class="line"><a name="l00760"></a><span class="lineno"> 760</span>  <a class="code" href="../../d9/db1/class_o_n__4d_point.html">ON_4dPoint</a>& operator=(<span class="keyword">const</span> ON_2dPoint&);</div><div class="line"><a name="l00761"></a><span class="lineno"> 761</span>  <a class="code" href="../../d9/db1/class_o_n__4d_point.html">ON_4dPoint</a>& operator=(<span class="keyword">const</span> ON_3dPoint&);</div><div class="line"><a name="l00762"></a><span class="lineno"> 762</span>  <a class="code" href="../../d9/db1/class_o_n__4d_point.html">ON_4dPoint</a>& operator=(<span class="keyword">const</span> <a class="code" href="../../da/d08/class_o_n__2d_vector.html">ON_2dVector</a>&);</div><div class="line"><a name="l00763"></a><span class="lineno"> 763</span>  <a class="code" href="../../d9/db1/class_o_n__4d_point.html">ON_4dPoint</a>& operator=(<span class="keyword">const</span> <a class="code" href="../../d5/dae/class_o_n__3d_vector.html">ON_3dVector</a>&);</div><div class="line"><a name="l00764"></a><span class="lineno"> 764</span>  <a class="code" href="../../d9/db1/class_o_n__4d_point.html">ON_4dPoint</a>& operator=(<span class="keyword">const</span> <span class="keywordtype">double</span>*); <span class="comment">// point = double[4] support</span></div><div class="line"><a name="l00765"></a><span class="lineno"> 765</span> </div><div class="line"><a name="l00766"></a><span class="lineno"> 766</span>  <a class="code" href="../../d9/db1/class_o_n__4d_point.html">ON_4dPoint</a>& operator=(<span class="keyword">const</span> <span class="keyword">class</span> <a class="code" href="../../de/d5b/class_o_n__2f_point.html">ON_2fPoint</a>&);</div><div class="line"><a name="l00767"></a><span class="lineno"> 767</span>  <a class="code" href="../../d9/db1/class_o_n__4d_point.html">ON_4dPoint</a>& operator=(<span class="keyword">const</span> <span class="keyword">class</span> <a class="code" href="../../d0/dec/class_o_n__3f_point.html">ON_3fPoint</a>&);</div><div class="line"><a name="l00768"></a><span class="lineno"> 768</span>  <a class="code" href="../../d9/db1/class_o_n__4d_point.html">ON_4dPoint</a>& operator=(<span class="keyword">const</span> <span class="keyword">class</span> <a class="code" href="../../db/d8c/class_o_n__4f_point.html">ON_4fPoint</a>&);</div><div class="line"><a name="l00769"></a><span class="lineno"> 769</span>  <a class="code" href="../../d9/db1/class_o_n__4d_point.html">ON_4dPoint</a>& operator=(<span class="keyword">const</span> <span class="keyword">class</span> <a class="code" href="../../db/df9/class_o_n__2f_vector.html">ON_2fVector</a>&);</div><div class="line"><a name="l00770"></a><span class="lineno"> 770</span>  <a class="code" href="../../d9/db1/class_o_n__4d_point.html">ON_4dPoint</a>& operator=(<span class="keyword">const</span> <span class="keyword">class</span> <a class="code" href="../../db/d80/class_o_n__3f_vector.html">ON_3fVector</a>&);</div><div class="line"><a name="l00771"></a><span class="lineno"> 771</span>  <a class="code" href="../../d9/db1/class_o_n__4d_point.html">ON_4dPoint</a>& operator=(<span class="keyword">const</span> <span class="keywordtype">float</span>*); <span class="comment">// point = float[4] support</span></div><div class="line"><a name="l00772"></a><span class="lineno"> 772</span> </div><div class="line"><a name="l00773"></a><span class="lineno"> 773</span>  <a class="code" href="../../d9/db1/class_o_n__4d_point.html">ON_4dPoint</a>& operator*=(<span class="keywordtype">double</span>);</div><div class="line"><a name="l00774"></a><span class="lineno"> 774</span>  <a class="code" href="../../d9/db1/class_o_n__4d_point.html">ON_4dPoint</a>& operator/=(<span class="keywordtype">double</span>);</div><div class="line"><a name="l00775"></a><span class="lineno"> 775</span>  <a class="code" href="../../d9/db1/class_o_n__4d_point.html">ON_4dPoint</a>& operator+=(<span class="keyword">const</span> <a class="code" href="../../d9/db1/class_o_n__4d_point.html">ON_4dPoint</a>&); <span class="comment">// sum w = sqrt(|w1*w2|)</span></div><div class="line"><a name="l00776"></a><span class="lineno"> 776</span>  <a class="code" href="../../d9/db1/class_o_n__4d_point.html">ON_4dPoint</a>& operator-=(<span class="keyword">const</span> <a class="code" href="../../d9/db1/class_o_n__4d_point.html">ON_4dPoint</a>&); <span class="comment">// difference w = sqrt(|w1*w2|)</span></div><div class="line"><a name="l00777"></a><span class="lineno"> 777</span> </div><div class="line"><a name="l00778"></a><span class="lineno"> 778</span>  <a class="code" href="../../d9/db1/class_o_n__4d_point.html">ON_4dPoint</a> operator*(<span class="keywordtype">double</span>) <span class="keyword">const</span>;</div><div class="line"><a name="l00779"></a><span class="lineno"> 779</span>  <a class="code" href="../../d9/db1/class_o_n__4d_point.html">ON_4dPoint</a> operator/(<span class="keywordtype">double</span>) <span class="keyword">const</span>;</div><div class="line"><a name="l00780"></a><span class="lineno"> 780</span>  <a class="code" href="../../d9/db1/class_o_n__4d_point.html">ON_4dPoint</a> operator+(<span class="keyword">const</span> <a class="code" href="../../d9/db1/class_o_n__4d_point.html">ON_4dPoint</a>&) <span class="keyword">const</span>; <span class="comment">// sum w = sqrt(|w1*w2|)</span></div><div class="line"><a name="l00781"></a><span class="lineno"> 781</span>  <a class="code" href="../../d9/db1/class_o_n__4d_point.html">ON_4dPoint</a> operator-(<span class="keyword">const</span> <a class="code" href="../../d9/db1/class_o_n__4d_point.html">ON_4dPoint</a>&) <span class="keyword">const</span>; <span class="comment">// difference w = sqrt(|w1*w2|)</span></div><div class="line"><a name="l00782"></a><span class="lineno"> 782</span> </div><div class="line"><a name="l00783"></a><span class="lineno"> 783</span>  <a class="code" href="../../d9/db1/class_o_n__4d_point.html">ON_4dPoint</a> operator*(<span class="keyword">const</span> ON_Xform&) <span class="keyword">const</span>;</div><div class="line"><a name="l00784"></a><span class="lineno"> 784</span> </div><div class="line"><a name="l00785"></a><span class="lineno"> 785</span>  <span class="comment">/*</span></div><div class="line"><a name="l00786"></a><span class="lineno"> 786</span> <span class="comment"> Description:</span></div><div class="line"><a name="l00787"></a><span class="lineno"> 787</span> <span class="comment"> A well ordered projective compare function that is nan aware and can</span></div><div class="line"><a name="l00788"></a><span class="lineno"> 788</span> <span class="comment"> be used for robust sorting.</span></div><div class="line"><a name="l00789"></a><span class="lineno"> 789</span> <span class="comment"> Remarks:</span></div><div class="line"><a name="l00790"></a><span class="lineno"> 790</span> <span class="comment"> double c = non-nan value.</span></div><div class="line"><a name="l00791"></a><span class="lineno"> 791</span> <span class="comment"> ON_4dPoint h0 = ...;</span></div><div class="line"><a name="l00792"></a><span class="lineno"> 792</span> <span class="comment"> ON_4dPoint h1(c*h0.x,c*h0.x,c*h0.x,c*h0.x);</span></div><div class="line"><a name="l00793"></a><span class="lineno"> 793</span> <span class="comment"> 0 == ON_4dPoint::ProjectiveCompare(h0,ha);</span></div><div class="line"><a name="l00794"></a><span class="lineno"> 794</span> <span class="comment"> */</span></div><div class="line"><a name="l00795"></a><span class="lineno"> 795</span>  <span class="keyword">static</span> <span class="keywordtype">int</span> ProjectiveCompare(</div><div class="line"><a name="l00796"></a><span class="lineno"> 796</span>  <span class="keyword">const</span> <a class="code" href="../../d9/db1/class_o_n__4d_point.html">ON_4dPoint</a>& lhs,</div><div class="line"><a name="l00797"></a><span class="lineno"> 797</span>  <span class="keyword">const</span> <a class="code" href="../../d9/db1/class_o_n__4d_point.html">ON_4dPoint</a>& rhs</div><div class="line"><a name="l00798"></a><span class="lineno"> 798</span>  );</div><div class="line"><a name="l00799"></a><span class="lineno"> 799</span> </div><div class="line"><a name="l00800"></a><span class="lineno"> 800</span>  <span class="comment">/*</span></div><div class="line"><a name="l00801"></a><span class="lineno"> 801</span> <span class="comment"> Description:</span></div><div class="line"><a name="l00802"></a><span class="lineno"> 802</span> <span class="comment"> A well ordered dictionary compare function that is nan aware and can</span></div><div class="line"><a name="l00803"></a><span class="lineno"> 803</span> <span class="comment"> be used for robust sorting.</span></div><div class="line"><a name="l00804"></a><span class="lineno"> 804</span> <span class="comment"> */</span></div><div class="line"><a name="l00805"></a><span class="lineno"> 805</span>  <span class="keyword">static</span> <span class="keywordtype">int</span> DictionaryCompare(</div><div class="line"><a name="l00806"></a><span class="lineno"> 806</span>  <span class="keyword">const</span> <a class="code" href="../../d9/db1/class_o_n__4d_point.html">ON_4dPoint</a>& lhs,</div><div class="line"><a name="l00807"></a><span class="lineno"> 807</span>  <span class="keyword">const</span> <a class="code" href="../../d9/db1/class_o_n__4d_point.html">ON_4dPoint</a>& rhs</div><div class="line"><a name="l00808"></a><span class="lineno"> 808</span>  );</div><div class="line"><a name="l00809"></a><span class="lineno"> 809</span> </div><div class="line"><a name="l00810"></a><span class="lineno"> 810</span>  <span class="comment">/*</span></div><div class="line"><a name="l00811"></a><span class="lineno"> 811</span> <span class="comment"> Returns:</span></div><div class="line"><a name="l00812"></a><span class="lineno"> 812</span> <span class="comment"> True if (lhs.x == rhs.x && lhs.y == rhs.y && lhs.z == rhs.z && lhs.w == rhs.w).</span></div><div class="line"><a name="l00813"></a><span class="lineno"> 813</span> <span class="comment"> */</span></div><div class="line"><a name="l00814"></a><span class="lineno"> 814</span>  <span class="keywordtype">bool</span> operator==(<span class="keyword">const</span> <a class="code" href="../../d9/db1/class_o_n__4d_point.html">ON_4dPoint</a>& rhs) <span class="keyword">const</span>;</div><div class="line"><a name="l00815"></a><span class="lineno"> 815</span> </div><div class="line"><a name="l00816"></a><span class="lineno"> 816</span>  <span class="comment">/*</span></div><div class="line"><a name="l00817"></a><span class="lineno"> 817</span> <span class="comment"> Returns:</span></div><div class="line"><a name="l00818"></a><span class="lineno"> 818</span> <span class="comment"> True if lhs.* != rhs.* for some coordinate and no values are nans.</span></div><div class="line"><a name="l00819"></a><span class="lineno"> 819</span> <span class="comment"> */</span></div><div class="line"><a name="l00820"></a><span class="lineno"> 820</span>  <span class="keywordtype">bool</span> operator!=(<span class="keyword">const</span> <a class="code" href="../../d9/db1/class_o_n__4d_point.html">ON_4dPoint</a>& rhs) <span class="keyword">const</span>;</div><div class="line"><a name="l00821"></a><span class="lineno"> 821</span> </div><div class="line"><a name="l00822"></a><span class="lineno"> 822</span> <span class="keyword">public</span>:</div><div class="line"><a name="l00823"></a><span class="lineno"> 823</span>  <span class="comment">// index operators mimic double[4] behavior</span></div><div class="line"><a name="l00824"></a><span class="lineno"> 824</span>  <span class="keywordtype">double</span>& operator[](<span class="keywordtype">int</span>);</div><div class="line"><a name="l00825"></a><span class="lineno"> 825</span>  <span class="keywordtype">double</span> operator[](<span class="keywordtype">int</span>) <span class="keyword">const</span>;</div><div class="line"><a name="l00826"></a><span class="lineno"> 826</span>  <span class="keywordtype">double</span>& operator[](<span class="keywordtype">unsigned</span> <span class="keywordtype">int</span>);</div><div class="line"><a name="l00827"></a><span class="lineno"> 827</span>  <span class="keywordtype">double</span> operator[](<span class="keywordtype">unsigned</span> <span class="keywordtype">int</span>) <span class="keyword">const</span>;</div><div class="line"><a name="l00828"></a><span class="lineno"> 828</span> </div><div class="line"><a name="l00829"></a><span class="lineno"> 829</span>  <span class="comment">/*</span></div><div class="line"><a name="l00830"></a><span class="lineno"> 830</span> <span class="comment"> Returns:</span></div><div class="line"><a name="l00831"></a><span class="lineno"> 831</span> <span class="comment"> False if any coordinate is infinte, a nan, or ON_UNSET_VALUE.</span></div><div class="line"><a name="l00832"></a><span class="lineno"> 832</span> <span class="comment"> */</span></div><div class="line"><a name="l00833"></a><span class="lineno"> 833</span>  <span class="keywordtype">bool</span> IsValid() <span class="keyword">const</span>;</div><div class="line"><a name="l00834"></a><span class="lineno"> 834</span> </div><div class="line"><a name="l00835"></a><span class="lineno"> 835</span>  <span class="comment">/*</span></div><div class="line"><a name="l00836"></a><span class="lineno"> 836</span> <span class="comment"> Returns:</span></div><div class="line"><a name="l00837"></a><span class="lineno"> 837</span> <span class="comment"> True if any coordinate is ON_UNSET_VALUE or ON_UNSET_POSITIVE_VALUE</span></div><div class="line"><a name="l00838"></a><span class="lineno"> 838</span> <span class="comment"> */</span></div><div class="line"><a name="l00839"></a><span class="lineno"> 839</span>  <span class="keywordtype">bool</span> IsUnset() <span class="keyword">const</span>;</div><div class="line"><a name="l00840"></a><span class="lineno"> 840</span> </div><div class="line"><a name="l00841"></a><span class="lineno"> 841</span>  <span class="comment">// set 4d point value</span></div><div class="line"><a name="l00842"></a><span class="lineno"> 842</span>  <span class="keywordtype">void</span> Set(<span class="keywordtype">double</span> x,<span class="keywordtype">double</span> y,<span class="keywordtype">double</span> z,<span class="keywordtype">double</span> w);</div><div class="line"><a name="l00843"></a><span class="lineno"> 843</span> </div><div class="line"><a name="l00844"></a><span class="lineno"> 844</span>  <span class="keywordtype">int</span> MaximumCoordinateIndex() <span class="keyword">const</span>;</div><div class="line"><a name="l00845"></a><span class="lineno"> 845</span>  <span class="keywordtype">double</span> MaximumCoordinate() <span class="keyword">const</span>; <span class="comment">// absolute value of maximum coordinate</span></div><div class="line"><a name="l00846"></a><span class="lineno"> 846</span> </div><div class="line"><a name="l00847"></a><span class="lineno"> 847</span>  <span class="keywordtype">int</span> MinimumCoordinateIndex() <span class="keyword">const</span>;</div><div class="line"><a name="l00848"></a><span class="lineno"> 848</span>  <span class="keywordtype">double</span> MinimumCoordinate() <span class="keyword">const</span>; <span class="comment">// absolute value of minimum coordinate</span></div><div class="line"><a name="l00849"></a><span class="lineno"> 849</span> </div><div class="line"><a name="l00850"></a><span class="lineno"> 850</span>  <span class="keywordtype">bool</span> Normalize(); <span class="comment">// set so x^2 + y^2 + z^2 + w^2 = 1</span></div><div class="line"><a name="l00851"></a><span class="lineno"> 851</span> </div><div class="line"><a name="l00852"></a><span class="lineno"> 852</span>  <span class="comment">// These transform the point in place. The transformation matrix acts on</span></div><div class="line"><a name="l00853"></a><span class="lineno"> 853</span>  <span class="comment">// the left of the point; i.e., result = transformation*point</span></div><div class="line"><a name="l00854"></a><span class="lineno"> 854</span>  <span class="keywordtype">void</span> Transform( </div><div class="line"><a name="l00855"></a><span class="lineno"> 855</span>  <span class="keyword">const</span> ON_Xform&</div><div class="line"><a name="l00856"></a><span class="lineno"> 856</span>  );</div><div class="line"><a name="l00857"></a><span class="lineno"> 857</span> </div><div class="line"><a name="l00858"></a><span class="lineno"> 858</span>  ON__UINT32 DataCRC(ON__UINT32 current_remainder) <span class="keyword">const</span>;</div><div class="line"><a name="l00859"></a><span class="lineno"> 859</span> };</div><div class="line"><a name="l00860"></a><span class="lineno"> 860</span> </div><div class="line"><a name="l00861"></a><span class="lineno"> 861</span> ON_DECL</div><div class="line"><a name="l00862"></a><span class="lineno"> 862</span> <a class="code" href="../../d9/db1/class_o_n__4d_point.html">ON_4dPoint</a> operator*(<span class="keywordtype">double</span>, <span class="keyword">const</span> <a class="code" href="../../d9/db1/class_o_n__4d_point.html">ON_4dPoint</a>&);</div><div class="line"><a name="l00863"></a><span class="lineno"> 863</span> <span class="comment"></span></div><div class="line"><a name="l00864"></a><span class="lineno"> 864</span> <span class="comment">////////////////////////////////////////////////////////////////</span></div><div class="line"><a name="l00865"></a><span class="lineno"> 865</span> <span class="comment"></span><span class="comment">//</span></div><div class="line"><a name="l00866"></a><span class="lineno"> 866</span> <span class="comment">// ON_2dVector</span></div><div class="line"><a name="l00867"></a><span class="lineno"> 867</span> <span class="comment">//</span></div><div class="line"><a name="l00868"></a><span class="lineno"><a class="line" href="../../da/d08/class_o_n__2d_vector.html"> 868</a></span> <span class="keyword">class </span>ON_CLASS <a class="code" href="../../da/d08/class_o_n__2d_vector.html">ON_2dVector</a></div><div class="line"><a name="l00869"></a><span class="lineno"> 869</span> {</div><div class="line"><a name="l00870"></a><span class="lineno"> 870</span> <span class="keyword">public</span>:</div><div class="line"><a name="l00871"></a><span class="lineno"><a class="line" href="../../da/d08/class_o_n__2d_vector.html#a08a1191bf1785089357a960c4694181e"> 871</a></span>  <span class="keywordtype">double</span> x, <a class="code" href="../../da/d08/class_o_n__2d_vector.html#a08a1191bf1785089357a960c4694181e">y</a>;</div><div class="line"><a name="l00872"></a><span class="lineno"> 872</span>  </div><div class="line"><a name="l00873"></a><span class="lineno"> 873</span> <span class="keyword">public</span>:</div><div class="line"><a name="l00874"></a><span class="lineno"> 874</span>  <span class="comment">// x,y not initialized</span></div><div class="line"><a name="l00875"></a><span class="lineno"> 875</span>  <a class="code" href="../../da/d08/class_o_n__2d_vector.html">ON_2dVector</a>() = <span class="keywordflow">default</span>;</div><div class="line"><a name="l00876"></a><span class="lineno"> 876</span>  ~<a class="code" href="../../da/d08/class_o_n__2d_vector.html">ON_2dVector</a>() = <span class="keywordflow">default</span>;</div><div class="line"><a name="l00877"></a><span class="lineno"> 877</span>  <a class="code" href="../../da/d08/class_o_n__2d_vector.html">ON_2dVector</a>(<span class="keyword">const</span> <a class="code" href="../../da/d08/class_o_n__2d_vector.html">ON_2dVector</a>&) = <span class="keywordflow">default</span>;</div><div class="line"><a name="l00878"></a><span class="lineno"> 878</span>  <a class="code" href="../../da/d08/class_o_n__2d_vector.html">ON_2dVector</a>& operator=(<span class="keyword">const</span> <a class="code" href="../../da/d08/class_o_n__2d_vector.html">ON_2dVector</a>&) = <span class="keywordflow">default</span>;</div><div class="line"><a name="l00879"></a><span class="lineno"> 879</span> </div><div class="line"><a name="l00880"></a><span class="lineno"> 880</span> <span class="keyword">public</span>:</div><div class="line"><a name="l00881"></a><span class="lineno"><a class="line" href="../../da/d08/class_o_n__2d_vector.html#a2f9dd18fe13c0bd3e85cde1db1eee97b"> 881</a></span>  <span class="keyword">static</span> <span class="keyword">const</span> <a class="code" href="../../da/d08/class_o_n__2d_vector.html">ON_2dVector</a> <a class="code" href="../../da/d08/class_o_n__2d_vector.html#a2f9dd18fe13c0bd3e85cde1db1eee97b">ZeroVector</a>; <span class="comment">// (0.0,0.0)</span></div><div class="line"><a name="l00882"></a><span class="lineno"><a class="line" href="../../da/d08/class_o_n__2d_vector.html#a9e42cf2a0540f701ff52dffce6ed1038"> 882</a></span>  <span class="keyword">static</span> <span class="keyword">const</span> <a class="code" href="../../da/d08/class_o_n__2d_vector.html">ON_2dVector</a> <a class="code" href="../../da/d08/class_o_n__2d_vector.html#a9e42cf2a0540f701ff52dffce6ed1038">XAxis</a>; <span class="comment">// (1.0,0.0)</span></div><div class="line"><a name="l00883"></a><span class="lineno"><a class="line" href="../../da/d08/class_o_n__2d_vector.html#a3638bf5717a3e64b4723afa8eb59d85a"> 883</a></span>  <span class="keyword">static</span> <span class="keyword">const</span> <a class="code" href="../../da/d08/class_o_n__2d_vector.html">ON_2dVector</a> <a class="code" href="../../da/d08/class_o_n__2d_vector.html#a3638bf5717a3e64b4723afa8eb59d85a">YAxis</a>; <span class="comment">// (0.0,1.0)</span></div><div class="line"><a name="l00884"></a><span class="lineno"><a class="line" href="../../da/d08/class_o_n__2d_vector.html#a29ddbc528d3026f0d2c4048f6f8b2430"> 884</a></span>  <span class="keyword">static</span> <span class="keyword">const</span> <a class="code" href="../../da/d08/class_o_n__2d_vector.html">ON_2dVector</a> <a class="code" href="../../da/d08/class_o_n__2d_vector.html#a29ddbc528d3026f0d2c4048f6f8b2430">UnsetVector</a>; <span class="comment">// (ON_UNSET_VALUE,ON_UNSET_VALUE)</span></div><div class="line"><a name="l00885"></a><span class="lineno"><a class="line" href="../../da/d08/class_o_n__2d_vector.html#ac7d1bb1746fa0363cb9a5a24cb1cc1cb"> 885</a></span>  <span class="keyword">static</span> <span class="keyword">const</span> <a class="code" href="../../da/d08/class_o_n__2d_vector.html">ON_2dVector</a> <a class="code" href="../../da/d08/class_o_n__2d_vector.html#ac7d1bb1746fa0363cb9a5a24cb1cc1cb">NanVector</a>; <span class="comment">// (ON_DBL_QNAN,ON_DBL_QNAN)</span></div><div class="line"><a name="l00886"></a><span class="lineno"> 886</span> </div><div class="line"><a name="l00887"></a><span class="lineno"> 887</span>  <span class="comment">/*</span></div><div class="line"><a name="l00888"></a><span class="lineno"> 888</span> <span class="comment"> Description:</span></div><div class="line"><a name="l00889"></a><span class="lineno"> 889</span> <span class="comment"> A well ordered dictionary compare function that is nan aware and can</span></div><div class="line"><a name="l00890"></a><span class="lineno"> 890</span> <span class="comment"> be used for robust sorting.</span></div><div class="line"><a name="l00891"></a><span class="lineno"> 891</span> <span class="comment"> */</span></div><div class="line"><a name="l00892"></a><span class="lineno"> 892</span>  <span class="keyword">static</span> <span class="keywordtype">int</span> Compare(</div><div class="line"><a name="l00893"></a><span class="lineno"> 893</span>  <span class="keyword">const</span> <a class="code" href="../../da/d08/class_o_n__2d_vector.html">ON_2dVector</a>& lhs,</div><div class="line"><a name="l00894"></a><span class="lineno"> 894</span>  <span class="keyword">const</span> <a class="code" href="../../da/d08/class_o_n__2d_vector.html">ON_2dVector</a>& rhs</div><div class="line"><a name="l00895"></a><span class="lineno"> 895</span>  );</div><div class="line"><a name="l00896"></a><span class="lineno"> 896</span> </div><div class="line"><a name="l00897"></a><span class="lineno"> 897</span>  <span class="comment">// Description:</span></div><div class="line"><a name="l00898"></a><span class="lineno"> 898</span>  <span class="comment">// A index driven function to get unit axis vectors.</span></div><div class="line"><a name="l00899"></a><span class="lineno"> 899</span>  <span class="comment">// Parameters:</span></div><div class="line"><a name="l00900"></a><span class="lineno"> 900</span>  <span class="comment">// index - [in] 0 returns (1,0), 1 returns (0,1)</span></div><div class="line"><a name="l00901"></a><span class="lineno"> 901</span>  <span class="comment">// Returns:</span></div><div class="line"><a name="l00902"></a><span class="lineno"> 902</span>  <span class="comment">// Unit 2d vector with vector[i] = (i==index)?1:0;</span></div><div class="line"><a name="l00903"></a><span class="lineno"> 903</span>  <span class="keyword">static</span> <span class="keyword">const</span> <a class="code" href="../../da/d08/class_o_n__2d_vector.html">ON_2dVector</a>& UnitVector(</div><div class="line"><a name="l00904"></a><span class="lineno"> 904</span>  <span class="keywordtype">int</span> <span class="comment">// index</span></div><div class="line"><a name="l00905"></a><span class="lineno"> 905</span>  );</div><div class="line"><a name="l00906"></a><span class="lineno"> 906</span> </div><div class="line"><a name="l00907"></a><span class="lineno"> 907</span>  <span class="keyword">explicit</span> <a class="code" href="../../da/d08/class_o_n__2d_vector.html">ON_2dVector</a>(<span class="keywordtype">double</span> x,<span class="keywordtype">double</span> y);</div><div class="line"><a name="l00908"></a><span class="lineno"> 908</span> </div><div class="line"><a name="l00909"></a><span class="lineno"> 909</span>  <span class="keyword">explicit</span> <a class="code" href="../../da/d08/class_o_n__2d_vector.html">ON_2dVector</a>(<span class="keyword">const</span> <a class="code" href="../../d5/dae/class_o_n__3d_vector.html">ON_3dVector</a>& ); <span class="comment">// from 3d vector</span></div><div class="line"><a name="l00910"></a><span class="lineno"> 910</span>  <a class="code" href="../../da/d08/class_o_n__2d_vector.html">ON_2dVector</a>(<span class="keyword">const</span> ON_2dPoint& ); <span class="comment">// from 2d point</span></div><div class="line"><a name="l00911"></a><span class="lineno"> 911</span>  <span class="keyword">explicit</span> <a class="code" href="../../da/d08/class_o_n__2d_vector.html">ON_2dVector</a>(<span class="keyword">const</span> ON_3dPoint& ); <span class="comment">// from 3d point</span></div><div class="line"><a name="l00912"></a><span class="lineno"> 912</span>  <span class="keyword">explicit</span> <a class="code" href="../../da/d08/class_o_n__2d_vector.html">ON_2dVector</a>(<span class="keyword">const</span> <span class="keywordtype">double</span>*); <span class="comment">// from double[2] array</span></div><div class="line"><a name="l00913"></a><span class="lineno"> 913</span> </div><div class="line"><a name="l00914"></a><span class="lineno"> 914</span>  <a class="code" href="../../da/d08/class_o_n__2d_vector.html">ON_2dVector</a>(<span class="keyword">const</span> <a class="code" href="../../db/df9/class_o_n__2f_vector.html">ON_2fVector</a>& ); <span class="comment">// from 2f vector</span></div><div class="line"><a name="l00915"></a><span class="lineno"> 915</span>  <span class="keyword">explicit</span> <a class="code" href="../../da/d08/class_o_n__2d_vector.html">ON_2dVector</a>(<span class="keyword">const</span> <a class="code" href="../../db/d80/class_o_n__3f_vector.html">ON_3fVector</a>& ); <span class="comment">// from 3f vector</span></div><div class="line"><a name="l00916"></a><span class="lineno"> 916</span>  <span class="keyword">explicit</span> <a class="code" href="../../da/d08/class_o_n__2d_vector.html">ON_2dVector</a>(<span class="keyword">const</span> <a class="code" href="../../de/d5b/class_o_n__2f_point.html">ON_2fPoint</a>& ); <span class="comment">// from 2f point</span></div><div class="line"><a name="l00917"></a><span class="lineno"> 917</span>  <span class="keyword">explicit</span> <a class="code" href="../../da/d08/class_o_n__2d_vector.html">ON_2dVector</a>(<span class="keyword">const</span> <a class="code" href="../../d0/dec/class_o_n__3f_point.html">ON_3fPoint</a>& ); <span class="comment">// from 3f point</span></div><div class="line"><a name="l00918"></a><span class="lineno"> 918</span>  <span class="keyword">explicit</span> <a class="code" href="../../da/d08/class_o_n__2d_vector.html">ON_2dVector</a>(<span class="keyword">const</span> <span class="keywordtype">float</span>*); <span class="comment">// from double[2] array</span></div><div class="line"><a name="l00919"></a><span class="lineno"> 919</span> </div><div class="line"><a name="l00920"></a><span class="lineno"> 920</span>  <span class="comment">// (double*) conversion operators</span></div><div class="line"><a name="l00921"></a><span class="lineno"> 921</span>  <span class="keyword">operator</span> <span class="keywordtype">double</span>*();</div><div class="line"><a name="l00922"></a><span class="lineno"> 922</span>  <span class="keyword">operator</span> <span class="keyword">const</span> <span class="keywordtype">double</span>*() <span class="keyword">const</span>;</div><div class="line"><a name="l00923"></a><span class="lineno"> 923</span> </div><div class="line"><a name="l00924"></a><span class="lineno"> 924</span>  <span class="comment">// use implicit operator=(const ON_2dVector&)</span></div><div class="line"><a name="l00925"></a><span class="lineno"> 925</span>  <a class="code" href="../../da/d08/class_o_n__2d_vector.html">ON_2dVector</a>& operator=(<span class="keyword">const</span> <a class="code" href="../../d5/dae/class_o_n__3d_vector.html">ON_3dVector</a>&);</div><div class="line"><a name="l00926"></a><span class="lineno"> 926</span>  <a class="code" href="../../da/d08/class_o_n__2d_vector.html">ON_2dVector</a>& operator=(<span class="keyword">const</span> ON_2dPoint&);</div><div class="line"><a name="l00927"></a><span class="lineno"> 927</span>  <a class="code" href="../../da/d08/class_o_n__2d_vector.html">ON_2dVector</a>& operator=(<span class="keyword">const</span> ON_3dPoint&);</div><div class="line"><a name="l00928"></a><span class="lineno"> 928</span>  <a class="code" href="../../da/d08/class_o_n__2d_vector.html">ON_2dVector</a>& operator=(<span class="keyword">const</span> <span class="keywordtype">double</span>*); <span class="comment">// vector = double[2] support</span></div><div class="line"><a name="l00929"></a><span class="lineno"> 929</span> </div><div class="line"><a name="l00930"></a><span class="lineno"> 930</span>  <a class="code" href="../../da/d08/class_o_n__2d_vector.html">ON_2dVector</a>& operator=(<span class="keyword">const</span> <a class="code" href="../../db/df9/class_o_n__2f_vector.html">ON_2fVector</a>&);</div><div class="line"><a name="l00931"></a><span class="lineno"> 931</span>  <a class="code" href="../../da/d08/class_o_n__2d_vector.html">ON_2dVector</a>& operator=(<span class="keyword">const</span> <a class="code" href="../../db/d80/class_o_n__3f_vector.html">ON_3fVector</a>&);</div><div class="line"><a name="l00932"></a><span class="lineno"> 932</span>  <a class="code" href="../../da/d08/class_o_n__2d_vector.html">ON_2dVector</a>& operator=(<span class="keyword">const</span> <a class="code" href="../../de/d5b/class_o_n__2f_point.html">ON_2fPoint</a>&);</div><div class="line"><a name="l00933"></a><span class="lineno"> 933</span>  <a class="code" href="../../da/d08/class_o_n__2d_vector.html">ON_2dVector</a>& operator=(<span class="keyword">const</span> <a class="code" href="../../d0/dec/class_o_n__3f_point.html">ON_3fPoint</a>&);</div><div class="line"><a name="l00934"></a><span class="lineno"> 934</span>  <a class="code" href="../../da/d08/class_o_n__2d_vector.html">ON_2dVector</a>& operator=(<span class="keyword">const</span> <span class="keywordtype">float</span>*); <span class="comment">// vector = float[2] support</span></div><div class="line"><a name="l00935"></a><span class="lineno"> 935</span> </div><div class="line"><a name="l00936"></a><span class="lineno"> 936</span>  <a class="code" href="../../da/d08/class_o_n__2d_vector.html">ON_2dVector</a> operator-() <span class="keyword">const</span>;</div><div class="line"><a name="l00937"></a><span class="lineno"> 937</span> </div><div class="line"><a name="l00938"></a><span class="lineno"> 938</span>  <a class="code" href="../../da/d08/class_o_n__2d_vector.html">ON_2dVector</a>& operator*=(<span class="keywordtype">double</span>);</div><div class="line"><a name="l00939"></a><span class="lineno"> 939</span>  <a class="code" href="../../da/d08/class_o_n__2d_vector.html">ON_2dVector</a>& operator/=(<span class="keywordtype">double</span>);</div><div class="line"><a name="l00940"></a><span class="lineno"> 940</span>  <a class="code" href="../../da/d08/class_o_n__2d_vector.html">ON_2dVector</a>& operator+=(<span class="keyword">const</span> <a class="code" href="../../da/d08/class_o_n__2d_vector.html">ON_2dVector</a>&);</div><div class="line"><a name="l00941"></a><span class="lineno"> 941</span>  <a class="code" href="../../da/d08/class_o_n__2d_vector.html">ON_2dVector</a>& operator-=(<span class="keyword">const</span> <a class="code" href="../../da/d08/class_o_n__2d_vector.html">ON_2dVector</a>&);</div><div class="line"><a name="l00942"></a><span class="lineno"> 942</span>  <span class="comment">// DO NOT ADD ANY MORE overrides of += or -=</span></div><div class="line"><a name="l00943"></a><span class="lineno"> 943</span> </div><div class="line"><a name="l00944"></a><span class="lineno"> 944</span>  <span class="keywordtype">double</span> operator*(<span class="keyword">const</span> <a class="code" href="../../da/d08/class_o_n__2d_vector.html">ON_2dVector</a>&) <span class="keyword">const</span>; <span class="comment">// inner (dot) product</span></div><div class="line"><a name="l00945"></a><span class="lineno"> 945</span>  <span class="keywordtype">double</span> operator*(<span class="keyword">const</span> ON_2dPoint&) <span class="keyword">const</span>; <span class="comment">// inner (dot) product (point acting as vector)</span></div><div class="line"><a name="l00946"></a><span class="lineno"> 946</span>  <span class="keywordtype">double</span> operator*(<span class="keyword">const</span> <a class="code" href="../../db/df9/class_o_n__2f_vector.html">ON_2fVector</a>&) <span class="keyword">const</span>; <span class="comment">// inner (dot) product </span></div><div class="line"><a name="l00947"></a><span class="lineno"> 947</span> </div><div class="line"><a name="l00948"></a><span class="lineno"> 948</span>  <a class="code" href="../../da/d08/class_o_n__2d_vector.html">ON_2dVector</a> operator*(<span class="keywordtype">int</span>) <span class="keyword">const</span>;</div><div class="line"><a name="l00949"></a><span class="lineno"> 949</span>  <a class="code" href="../../da/d08/class_o_n__2d_vector.html">ON_2dVector</a> operator/(<span class="keywordtype">int</span>) <span class="keyword">const</span>;</div><div class="line"><a name="l00950"></a><span class="lineno"> 950</span>  <a class="code" href="../../da/d08/class_o_n__2d_vector.html">ON_2dVector</a> operator*(<span class="keywordtype">float</span>) <span class="keyword">const</span>;</div><div class="line"><a name="l00951"></a><span class="lineno"> 951</span>  <a class="code" href="../../da/d08/class_o_n__2d_vector.html">ON_2dVector</a> operator/(<span class="keywordtype">float</span>) <span class="keyword">const</span>;</div><div class="line"><a name="l00952"></a><span class="lineno"> 952</span>  <a class="code" href="../../da/d08/class_o_n__2d_vector.html">ON_2dVector</a> operator*(<span class="keywordtype">double</span>) <span class="keyword">const</span>;</div><div class="line"><a name="l00953"></a><span class="lineno"> 953</span>  <a class="code" href="../../da/d08/class_o_n__2d_vector.html">ON_2dVector</a> operator/(<span class="keywordtype">double</span>) <span class="keyword">const</span>;</div><div class="line"><a name="l00954"></a><span class="lineno"> 954</span> </div><div class="line"><a name="l00955"></a><span class="lineno"> 955</span>  <a class="code" href="../../da/d08/class_o_n__2d_vector.html">ON_2dVector</a> operator+(<span class="keyword">const</span> <a class="code" href="../../da/d08/class_o_n__2d_vector.html">ON_2dVector</a>&) <span class="keyword">const</span>;</div><div class="line"><a name="l00956"></a><span class="lineno"> 956</span>  ON_2dPoint operator+(<span class="keyword">const</span> ON_2dPoint&) <span class="keyword">const</span>;</div><div class="line"><a name="l00957"></a><span class="lineno"> 957</span>  <a class="code" href="../../da/d08/class_o_n__2d_vector.html">ON_2dVector</a> operator-(<span class="keyword">const</span> <a class="code" href="../../da/d08/class_o_n__2d_vector.html">ON_2dVector</a>&) <span class="keyword">const</span>;</div><div class="line"><a name="l00958"></a><span class="lineno"> 958</span>  ON_2dPoint operator-(<span class="keyword">const</span> ON_2dPoint&) <span class="keyword">const</span>;</div><div class="line"><a name="l00959"></a><span class="lineno"> 959</span>  <a class="code" href="../../d5/dae/class_o_n__3d_vector.html">ON_3dVector</a> operator+(<span class="keyword">const</span> <a class="code" href="../../d5/dae/class_o_n__3d_vector.html">ON_3dVector</a>&) <span class="keyword">const</span>;</div><div class="line"><a name="l00960"></a><span class="lineno"> 960</span>  ON_3dPoint operator+(<span class="keyword">const</span> ON_3dPoint&) <span class="keyword">const</span>;</div><div class="line"><a name="l00961"></a><span class="lineno"> 961</span>  <a class="code" href="../../d5/dae/class_o_n__3d_vector.html">ON_3dVector</a> operator-(<span class="keyword">const</span> <a class="code" href="../../d5/dae/class_o_n__3d_vector.html">ON_3dVector</a>&) <span class="keyword">const</span>;</div><div class="line"><a name="l00962"></a><span class="lineno"> 962</span>  ON_3dPoint operator-(<span class="keyword">const</span> ON_3dPoint&) <span class="keyword">const</span>;</div><div class="line"><a name="l00963"></a><span class="lineno"> 963</span> </div><div class="line"><a name="l00964"></a><span class="lineno"> 964</span>  <a class="code" href="../../da/d08/class_o_n__2d_vector.html">ON_2dVector</a> operator+(<span class="keyword">const</span> <a class="code" href="../../db/df9/class_o_n__2f_vector.html">ON_2fVector</a>&) <span class="keyword">const</span>;</div><div class="line"><a name="l00965"></a><span class="lineno"> 965</span>  ON_2dPoint operator+(<span class="keyword">const</span> <a class="code" href="../../de/d5b/class_o_n__2f_point.html">ON_2fPoint</a>&) <span class="keyword">const</span>;</div><div class="line"><a name="l00966"></a><span class="lineno"> 966</span>  <a class="code" href="../../da/d08/class_o_n__2d_vector.html">ON_2dVector</a> operator-(<span class="keyword">const</span> <a class="code" href="../../db/df9/class_o_n__2f_vector.html">ON_2fVector</a>&) <span class="keyword">const</span>;</div><div class="line"><a name="l00967"></a><span class="lineno"> 967</span>  ON_2dPoint operator-(<span class="keyword">const</span> <a class="code" href="../../de/d5b/class_o_n__2f_point.html">ON_2fPoint</a>&) <span class="keyword">const</span>;</div><div class="line"><a name="l00968"></a><span class="lineno"> 968</span>  <a class="code" href="../../d5/dae/class_o_n__3d_vector.html">ON_3dVector</a> operator+(<span class="keyword">const</span> <a class="code" href="../../db/d80/class_o_n__3f_vector.html">ON_3fVector</a>&) <span class="keyword">const</span>;</div><div class="line"><a name="l00969"></a><span class="lineno"> 969</span>  ON_3dPoint operator+(<span class="keyword">const</span> <a class="code" href="../../d0/dec/class_o_n__3f_point.html">ON_3fPoint</a>&) <span class="keyword">const</span>;</div><div class="line"><a name="l00970"></a><span class="lineno"> 970</span>  <a class="code" href="../../d5/dae/class_o_n__3d_vector.html">ON_3dVector</a> operator-(<span class="keyword">const</span> <a class="code" href="../../db/d80/class_o_n__3f_vector.html">ON_3fVector</a>&) <span class="keyword">const</span>;</div><div class="line"><a name="l00971"></a><span class="lineno"> 971</span>  ON_3dPoint operator-(<span class="keyword">const</span> <a class="code" href="../../d0/dec/class_o_n__3f_point.html">ON_3fPoint</a>&) <span class="keyword">const</span>;</div><div class="line"><a name="l00972"></a><span class="lineno"> 972</span> </div><div class="line"><a name="l00973"></a><span class="lineno"> 973</span>  <a class="code" href="../../da/d08/class_o_n__2d_vector.html">ON_2dVector</a> operator*(<span class="keyword">const</span> ON_Xform&) <span class="keyword">const</span>;</div><div class="line"><a name="l00974"></a><span class="lineno"> 974</span> </div><div class="line"><a name="l00975"></a><span class="lineno"> 975</span>  <span class="keywordtype">bool</span> operator==(<span class="keyword">const</span> <a class="code" href="../../da/d08/class_o_n__2d_vector.html">ON_2dVector</a>&) <span class="keyword">const</span>;</div><div class="line"><a name="l00976"></a><span class="lineno"> 976</span>  <span class="keywordtype">bool</span> operator!=(<span class="keyword">const</span> <a class="code" href="../../da/d08/class_o_n__2d_vector.html">ON_2dVector</a>&) <span class="keyword">const</span>;</div><div class="line"><a name="l00977"></a><span class="lineno"> 977</span> </div><div class="line"><a name="l00978"></a><span class="lineno"> 978</span>  <span class="comment">// dictionary order comparisons</span></div><div class="line"><a name="l00979"></a><span class="lineno"> 979</span>  <span class="keywordtype">bool</span> operator<=(<span class="keyword">const</span> <a class="code" href="../../da/d08/class_o_n__2d_vector.html">ON_2dVector</a>&) <span class="keyword">const</span>;</div><div class="line"><a name="l00980"></a><span class="lineno"> 980</span>  <span class="keywordtype">bool</span> operator>=(<span class="keyword">const</span> <a class="code" href="../../da/d08/class_o_n__2d_vector.html">ON_2dVector</a>&) <span class="keyword">const</span>;</div><div class="line"><a name="l00981"></a><span class="lineno"> 981</span>  <span class="keywordtype">bool</span> operator<(<span class="keyword">const</span> <a class="code" href="../../da/d08/class_o_n__2d_vector.html">ON_2dVector</a>&) <span class="keyword">const</span>;</div><div class="line"><a name="l00982"></a><span class="lineno"> 982</span>  <span class="keywordtype">bool</span> operator>(<span class="keyword">const</span> <a class="code" href="../../da/d08/class_o_n__2d_vector.html">ON_2dVector</a>&) <span class="keyword">const</span>;</div><div class="line"><a name="l00983"></a><span class="lineno"> 983</span> </div><div class="line"><a name="l00984"></a><span class="lineno"> 984</span>  <span class="comment">// index operators mimic double[2] behavior</span></div><div class="line"><a name="l00985"></a><span class="lineno"> 985</span>  <span class="keywordtype">double</span>& operator[](<span class="keywordtype">int</span>);</div><div class="line"><a name="l00986"></a><span class="lineno"> 986</span>  <span class="keywordtype">double</span> operator[](<span class="keywordtype">int</span>) <span class="keyword">const</span>;</div><div class="line"><a name="l00987"></a><span class="lineno"> 987</span>  <span class="keywordtype">double</span>& operator[](<span class="keywordtype">unsigned</span> <span class="keywordtype">int</span>);</div><div class="line"><a name="l00988"></a><span class="lineno"> 988</span>  <span class="keywordtype">double</span> operator[](<span class="keywordtype">unsigned</span> <span class="keywordtype">int</span>) <span class="keyword">const</span>;</div><div class="line"><a name="l00989"></a><span class="lineno"> 989</span> </div><div class="line"><a name="l00990"></a><span class="lineno"> 990</span>  <span class="comment">/*</span></div><div class="line"><a name="l00991"></a><span class="lineno"> 991</span> <span class="comment"> Returns:</span></div><div class="line"><a name="l00992"></a><span class="lineno"> 992</span> <span class="comment"> False if any coordinate is infinte, a nan, or ON_UNSET_VALUE.</span></div><div class="line"><a name="l00993"></a><span class="lineno"> 993</span> <span class="comment"> */</span></div><div class="line"><a name="l00994"></a><span class="lineno"> 994</span>  <span class="keywordtype">bool</span> IsValid() <span class="keyword">const</span>;</div><div class="line"><a name="l00995"></a><span class="lineno"> 995</span> </div><div class="line"><a name="l00996"></a><span class="lineno"> 996</span>  <span class="comment">/*</span></div><div class="line"><a name="l00997"></a><span class="lineno"> 997</span> <span class="comment"> Returns:</span></div><div class="line"><a name="l00998"></a><span class="lineno"> 998</span> <span class="comment"> True if any coordinate is ON_UNSET_VALUE or ON_UNSET_POSITIVE_VALUE</span></div><div class="line"><a name="l00999"></a><span class="lineno"> 999</span> <span class="comment"> */</span></div><div class="line"><a name="l01000"></a><span class="lineno"> 1000</span>  <span class="keywordtype">bool</span> IsUnset() <span class="keyword">const</span>;</div><div class="line"><a name="l01001"></a><span class="lineno"> 1001</span> </div><div class="line"><a name="l01002"></a><span class="lineno"> 1002</span>  <span class="comment">// set 2d vector value</span></div><div class="line"><a name="l01003"></a><span class="lineno"> 1003</span>  <span class="keywordtype">void</span> Set(<span class="keywordtype">double</span> x,<span class="keywordtype">double</span> y);</div><div class="line"><a name="l01004"></a><span class="lineno"> 1004</span> </div><div class="line"><a name="l01005"></a><span class="lineno"> 1005</span>  <span class="keywordtype">int</span> MaximumCoordinateIndex() <span class="keyword">const</span>;</div><div class="line"><a name="l01006"></a><span class="lineno"> 1006</span>  <span class="keywordtype">double</span> MaximumCoordinate() <span class="keyword">const</span>; <span class="comment">// absolute value of maximum coordinate</span></div><div class="line"><a name="l01007"></a><span class="lineno"> 1007</span> </div><div class="line"><a name="l01008"></a><span class="lineno"> 1008</span>  <span class="keywordtype">int</span> MinimumCoordinateIndex() <span class="keyword">const</span>;</div><div class="line"><a name="l01009"></a><span class="lineno"> 1009</span>  <span class="keywordtype">double</span> MinimumCoordinate() <span class="keyword">const</span>; <span class="comment">// absolute value of minimum coordinate</span></div><div class="line"><a name="l01010"></a><span class="lineno"> 1010</span> </div><div class="line"><a name="l01011"></a><span class="lineno"> 1011</span>  <span class="keywordtype">double</span> LengthSquared() <span class="keyword">const</span>;</div><div class="line"><a name="l01012"></a><span class="lineno"> 1012</span>  <span class="keywordtype">double</span> Length() <span class="keyword">const</span>;</div><div class="line"><a name="l01013"></a><span class="lineno"> 1013</span> </div><div class="line"><a name="l01014"></a><span class="lineno"> 1014</span>  <span class="comment">// Signed area of the parallelagram. The volume element.</span></div><div class="line"><a name="l01015"></a><span class="lineno"> 1015</span>  <span class="comment">// returns x*B.y - y*B.x</span></div><div class="line"><a name="l01016"></a><span class="lineno"> 1016</span>  <span class="keywordtype">double</span> WedgeProduct(<span class="keyword">const</span> <a class="code" href="../../da/d08/class_o_n__2d_vector.html">ON_2dVector</a>& B) <span class="keyword">const</span>;</div><div class="line"><a name="l01017"></a><span class="lineno"> 1017</span> </div><div class="line"><a name="l01018"></a><span class="lineno"> 1018</span>  <span class="keywordtype">bool</span> Decompose( <span class="comment">// Computes a, b such that this vector = a*X + b*Y</span></div><div class="line"><a name="l01019"></a><span class="lineno"> 1019</span>  <span class="comment">// Returns false if unable to solve for a,b. This happens</span></div><div class="line"><a name="l01020"></a><span class="lineno"> 1020</span>  <span class="comment">// when X,Y is not really a basis.</span></div><div class="line"><a name="l01021"></a><span class="lineno"> 1021</span>  <span class="comment">//</span></div><div class="line"><a name="l01022"></a><span class="lineno"> 1022</span>  <span class="comment">// If X,Y is known to be an orthonormal frame,</span></div><div class="line"><a name="l01023"></a><span class="lineno"> 1023</span>  <span class="comment">// then a = V*X, b = V*Y will compute</span></div><div class="line"><a name="l01024"></a><span class="lineno"> 1024</span>  <span class="comment">// the same result more quickly.</span></div><div class="line"><a name="l01025"></a><span class="lineno"> 1025</span>  <span class="keyword">const</span> <a class="code" href="../../da/d08/class_o_n__2d_vector.html">ON_2dVector</a>&, <span class="comment">// X</span></div><div class="line"><a name="l01026"></a><span class="lineno"> 1026</span>  <span class="keyword">const</span> <a class="code" href="../../da/d08/class_o_n__2d_vector.html">ON_2dVector</a>&, <span class="comment">// Y</span></div><div class="line"><a name="l01027"></a><span class="lineno"> 1027</span>  <span class="keywordtype">double</span>*, <span class="comment">// a</span></div><div class="line"><a name="l01028"></a><span class="lineno"> 1028</span>  <span class="keywordtype">double</span>* <span class="comment">// b</span></div><div class="line"><a name="l01029"></a><span class="lineno"> 1029</span>  ) <span class="keyword">const</span>;</div><div class="line"><a name="l01030"></a><span class="lineno"> 1030</span> </div><div class="line"><a name="l01031"></a><span class="lineno"> 1031</span>  <span class="keywordtype">int</span> IsParallelTo( </div><div class="line"><a name="l01032"></a><span class="lineno"> 1032</span>  <span class="comment">// returns 1: this and other vectors are parallel</span></div><div class="line"><a name="l01033"></a><span class="lineno"> 1033</span>  <span class="comment">// -1: this and other vectors are anti-parallel</span></div><div class="line"><a name="l01034"></a><span class="lineno"> 1034</span>  <span class="comment">// 0: this and other vectors are not parallel</span></div><div class="line"><a name="l01035"></a><span class="lineno"> 1035</span>  <span class="comment">// or at least one of the vectors is zero</span></div><div class="line"><a name="l01036"></a><span class="lineno"> 1036</span>  <span class="keyword">const</span> <a class="code" href="../../da/d08/class_o_n__2d_vector.html">ON_2dVector</a>& other, <span class="comment">// other vector </span></div><div class="line"><a name="l01037"></a><span class="lineno"> 1037</span>  <span class="keywordtype">double</span> angle_tolerance = ON_DEFAULT_ANGLE_TOLERANCE <span class="comment">// optional angle tolerance (radians)</span></div><div class="line"><a name="l01038"></a><span class="lineno"> 1038</span>  ) <span class="keyword">const</span>;</div><div class="line"><a name="l01039"></a><span class="lineno"> 1039</span> </div><div class="line"><a name="l01040"></a><span class="lineno"> 1040</span>  <span class="keywordtype">bool</span> IsPerpendicularTo(</div><div class="line"><a name="l01041"></a><span class="lineno"> 1041</span>  <span class="comment">// returns true: this and other vectors are perpendicular</span></div><div class="line"><a name="l01042"></a><span class="lineno"> 1042</span>  <span class="comment">// false: this and other vectors are not perpendicular</span></div><div class="line"><a name="l01043"></a><span class="lineno"> 1043</span>  <span class="comment">// or at least one of the vectors is zero</span></div><div class="line"><a name="l01044"></a><span class="lineno"> 1044</span>  <span class="keyword">const</span> <a class="code" href="../../da/d08/class_o_n__2d_vector.html">ON_2dVector</a>& other, <span class="comment">// other vector </span></div><div class="line"><a name="l01045"></a><span class="lineno"> 1045</span>  <span class="keywordtype">double</span> angle_tolerance = ON_DEFAULT_ANGLE_TOLERANCE <span class="comment">// optional angle tolerance (radians)</span></div><div class="line"><a name="l01046"></a><span class="lineno"> 1046</span>  ) <span class="keyword">const</span>;</div><div class="line"><a name="l01047"></a><span class="lineno"> 1047</span> </div><div class="line"><a name="l01048"></a><span class="lineno"> 1048</span>  ON_DEPRECATED_MSG(<span class="stringliteral">"Use v = ON_2dVector::ZeroVector;"</span>)</div><div class="line"><a name="l01049"></a><span class="lineno"> 1049</span>  void Zero(); <span class="comment">// set all coordinates to zero;</span></div><div class="line"><a name="l01050"></a><span class="lineno"> 1050</span> </div><div class="line"><a name="l01051"></a><span class="lineno"> 1051</span>  ON_DEPRECATED_MSG("Use v = -v;")</div><div class="line"><a name="l01052"></a><span class="lineno"> 1052</span>  <span class="keywordtype">void</span> Reverse(); <span class="comment">// negate all coordinates</span></div><div class="line"><a name="l01053"></a><span class="lineno"> 1053</span> </div><div class="line"><a name="l01054"></a><span class="lineno"> 1054</span>  <span class="keywordtype">bool</span> Unitize(); <span class="comment">// returns false if vector has zero length</span></div><div class="line"><a name="l01055"></a><span class="lineno"> 1055</span> </div><div class="line"><a name="l01056"></a><span class="lineno"> 1056</span>  <span class="comment">/*</span></div><div class="line"><a name="l01057"></a><span class="lineno"> 1057</span> <span class="comment"> Returns:</span></div><div class="line"><a name="l01058"></a><span class="lineno"> 1058</span> <span class="comment"> If this is a valid non-zero vector, a unit vector parallel to this is returned.</span></div><div class="line"><a name="l01059"></a><span class="lineno"> 1059</span> <span class="comment"> Otherwise the zero vector is returned.</span></div><div class="line"><a name="l01060"></a><span class="lineno"> 1060</span> <span class="comment"> */</span></div><div class="line"><a name="l01061"></a><span class="lineno"> 1061</span>  <a class="code" href="../../da/d08/class_o_n__2d_vector.html">ON_2dVector</a> UnitVector() const;</div><div class="line"><a name="l01062"></a><span class="lineno"> 1062</span> </div><div class="line"><a name="l01063"></a><span class="lineno"> 1063</span> </div><div class="line"><a name="l01064"></a><span class="lineno"> 1064</span>  <span class="comment">// Description:</span></div><div class="line"><a name="l01065"></a><span class="lineno"> 1065</span>  <span class="comment">// Test a vector to see if it is very short</span></div><div class="line"><a name="l01066"></a><span class="lineno"> 1066</span>  <span class="comment">//</span></div><div class="line"><a name="l01067"></a><span class="lineno"> 1067</span>  <span class="comment">// Parameters:</span></div><div class="line"><a name="l01068"></a><span class="lineno"> 1068</span>  <span class="comment">// tiny_tol - [in] (default = ON_ZERO_TOLERANCE) a nonzero</span></div><div class="line"><a name="l01069"></a><span class="lineno"> 1069</span>  <span class="comment">// value used as the coordinate zero tolerance.</span></div><div class="line"><a name="l01070"></a><span class="lineno"> 1070</span>  <span class="comment">//</span></div><div class="line"><a name="l01071"></a><span class="lineno"> 1071</span>  <span class="comment">// Returns:</span></div><div class="line"><a name="l01072"></a><span class="lineno"> 1072</span>  <span class="comment">// ( fabs(x) <= tiny_tol && fabs(y) <= tiny_tol )</span></div><div class="line"><a name="l01073"></a><span class="lineno"> 1073</span>  <span class="comment">//</span></div><div class="line"><a name="l01074"></a><span class="lineno"> 1074</span>  <span class="keywordtype">bool</span> IsTiny(</div><div class="line"><a name="l01075"></a><span class="lineno"> 1075</span>  <span class="keywordtype">double</span> tiny_tol = ON_ZERO_TOLERANCE <span class="comment">// tiny_tol</span></div><div class="line"><a name="l01076"></a><span class="lineno"> 1076</span>  ) const;</div><div class="line"><a name="l01077"></a><span class="lineno"> 1077</span> </div><div class="line"><a name="l01078"></a><span class="lineno"> 1078</span>  <span class="comment">// Returns:</span></div><div class="line"><a name="l01079"></a><span class="lineno"> 1079</span>  <span class="comment">// true if vector is the zero vector.</span></div><div class="line"><a name="l01080"></a><span class="lineno"> 1080</span>  <span class="keywordtype">bool</span> IsZero() const;</div><div class="line"><a name="l01081"></a><span class="lineno"> 1081</span> </div><div class="line"><a name="l01082"></a><span class="lineno"> 1082</span>  <span class="comment">/*</span></div><div class="line"><a name="l01083"></a><span class="lineno"> 1083</span> <span class="comment"> Returns:</span></div><div class="line"><a name="l01084"></a><span class="lineno"> 1084</span> <span class="comment"> true if at lease one coordinate is not zero and no coordinates are nans.</span></div><div class="line"><a name="l01085"></a><span class="lineno"> 1085</span> <span class="comment"> */</span></div><div class="line"><a name="l01086"></a><span class="lineno"> 1086</span>  <span class="keywordtype">bool</span> IsNotZero() const;</div><div class="line"><a name="l01087"></a><span class="lineno"> 1087</span> </div><div class="line"><a name="l01088"></a><span class="lineno"> 1088</span>  <span class="comment">// Returns:</span></div><div class="line"><a name="l01089"></a><span class="lineno"> 1089</span>  <span class="comment">// true if vector is valid and has length 1.</span></div><div class="line"><a name="l01090"></a><span class="lineno"> 1090</span>  <span class="keywordtype">bool</span> IsUnitVector() const;</div><div class="line"><a name="l01091"></a><span class="lineno"> 1091</span> </div><div class="line"><a name="l01092"></a><span class="lineno"> 1092</span>  <span class="comment">// set this vector to be perpendicular to another vector</span></div><div class="line"><a name="l01093"></a><span class="lineno"> 1093</span>  <span class="keywordtype">bool</span> PerpendicularTo( <span class="comment">// Result is not unitized. </span></div><div class="line"><a name="l01094"></a><span class="lineno"> 1094</span>  <span class="comment">// returns false if input vector is zero</span></div><div class="line"><a name="l01095"></a><span class="lineno"> 1095</span>  const <a class="code" href="../../da/d08/class_o_n__2d_vector.html">ON_2dVector</a>& </div><div class="line"><a name="l01096"></a><span class="lineno"> 1096</span>  );</div><div class="line"><a name="l01097"></a><span class="lineno"> 1097</span> </div><div class="line"><a name="l01098"></a><span class="lineno"> 1098</span>  <span class="comment">// set this vector to be perpendicular to a line defined by 2 points</span></div><div class="line"><a name="l01099"></a><span class="lineno"> 1099</span>  <span class="keywordtype">bool</span> PerpendicularTo( </div><div class="line"><a name="l01100"></a><span class="lineno"> 1100</span>  const ON_2dPoint&, </div><div class="line"><a name="l01101"></a><span class="lineno"> 1101</span>  const ON_2dPoint& </div><div class="line"><a name="l01102"></a><span class="lineno"> 1102</span>  );</div><div class="line"><a name="l01103"></a><span class="lineno"> 1103</span> </div><div class="line"><a name="l01104"></a><span class="lineno"> 1104</span>  <span class="comment">// These transform the vector in place. The transformation matrix acts on</span></div><div class="line"><a name="l01105"></a><span class="lineno"> 1105</span>  <span class="comment">// the left of the vector; i.e., result = transformation*vector</span></div><div class="line"><a name="l01106"></a><span class="lineno"> 1106</span>  <span class="keywordtype">void</span> Transform( </div><div class="line"><a name="l01107"></a><span class="lineno"> 1107</span>  const ON_Xform& <span class="comment">// can use ON_Xform here</span></div><div class="line"><a name="l01108"></a><span class="lineno"> 1108</span>  );</div><div class="line"><a name="l01109"></a><span class="lineno"> 1109</span> </div><div class="line"><a name="l01110"></a><span class="lineno"> 1110</span>  <span class="keywordtype">void</span> Rotate( </div><div class="line"><a name="l01111"></a><span class="lineno"> 1111</span>  <span class="keywordtype">double</span> angle <span class="comment">// angle in radians</span></div><div class="line"><a name="l01112"></a><span class="lineno"> 1112</span>  );</div><div class="line"><a name="l01113"></a><span class="lineno"> 1113</span> </div><div class="line"><a name="l01114"></a><span class="lineno"> 1114</span>  <span class="keywordtype">void</span> Rotate( </div><div class="line"><a name="l01115"></a><span class="lineno"> 1115</span>  <span class="keywordtype">double</span> sin_angle, <span class="comment">// sin(angle)</span></div><div class="line"><a name="l01116"></a><span class="lineno"> 1116</span>  <span class="keywordtype">double</span> cos_angle <span class="comment">// cos(angle)</span></div><div class="line"><a name="l01117"></a><span class="lineno"> 1117</span>  );</div><div class="line"><a name="l01118"></a><span class="lineno"> 1118</span> </div><div class="line"><a name="l01119"></a><span class="lineno"> 1119</span>  ON__UINT32 DataCRC(ON__UINT32 current_remainder) const;</div><div class="line"><a name="l01120"></a><span class="lineno"> 1120</span> };</div><div class="line"><a name="l01121"></a><span class="lineno"> 1121</span> </div><div class="line"><a name="l01122"></a><span class="lineno"> 1122</span> ON_DECL</div><div class="line"><a name="l01123"></a><span class="lineno"> 1123</span> ON_2dVector operator*(<span class="keywordtype">int</span>, const ON_2dVector&);</div><div class="line"><a name="l01124"></a><span class="lineno"> 1124</span> </div><div class="line"><a name="l01125"></a><span class="lineno"> 1125</span> ON_DECL</div><div class="line"><a name="l01126"></a><span class="lineno"> 1126</span> ON_2dVector operator*(<span class="keywordtype">float</span>, const ON_2dVector&);</div><div class="line"><a name="l01127"></a><span class="lineno"> 1127</span> </div><div class="line"><a name="l01128"></a><span class="lineno"> 1128</span> ON_DECL</div><div class="line"><a name="l01129"></a><span class="lineno"> 1129</span> ON_2dVector operator*(<span class="keywordtype">double</span>, const ON_2dVector&);</div><div class="line"><a name="l01130"></a><span class="lineno"> 1130</span> <span class="comment"></span></div><div class="line"><a name="l01131"></a><span class="lineno"> 1131</span> <span class="comment">///////////////////////////////////////////////////////////////</span></div><div class="line"><a name="l01132"></a><span class="lineno"> 1132</span> <span class="comment"></span><span class="comment">//</span></div><div class="line"><a name="l01133"></a><span class="lineno"> 1133</span> <span class="comment">// ON_2dVector utilities</span></div><div class="line"><a name="l01134"></a><span class="lineno"> 1134</span> <span class="comment">//</span></div><div class="line"><a name="l01135"></a><span class="lineno"> 1135</span> </div><div class="line"><a name="l01136"></a><span class="lineno"> 1136</span> ON_DECL</div><div class="line"><a name="l01137"></a><span class="lineno"> 1137</span> <span class="keywordtype">double</span> </div><div class="line"><a name="l01138"></a><span class="lineno"> 1138</span> ON_DotProduct( </div><div class="line"><a name="l01139"></a><span class="lineno"> 1139</span>  const ON_2dVector&, </div><div class="line"><a name="l01140"></a><span class="lineno"> 1140</span>  const ON_2dVector& </div><div class="line"><a name="l01141"></a><span class="lineno"> 1141</span>  );</div><div class="line"><a name="l01142"></a><span class="lineno"> 1142</span> </div><div class="line"><a name="l01143"></a><span class="lineno"> 1143</span> ON_DECL</div><div class="line"><a name="l01144"></a><span class="lineno"> 1144</span> <a class="code" href="../../d5/dae/class_o_n__3d_vector.html">ON_3dVector</a> </div><div class="line"><a name="l01145"></a><span class="lineno"> 1145</span> ON_CrossProduct(</div><div class="line"><a name="l01146"></a><span class="lineno"> 1146</span>  const ON_2dVector&, </div><div class="line"><a name="l01147"></a><span class="lineno"> 1147</span>  const ON_2dVector& </div><div class="line"><a name="l01148"></a><span class="lineno"> 1148</span>  );</div><div class="line"><a name="l01149"></a><span class="lineno"> 1149</span> </div><div class="line"><a name="l01150"></a><span class="lineno"> 1150</span> ON_DECL</div><div class="line"><a name="l01151"></a><span class="lineno"> 1151</span> <span class="keywordtype">double</span> </div><div class="line"><a name="l01152"></a><span class="lineno"> 1152</span> ON_WedgeProduct( <span class="comment">// signed area of the parallelagram. Volume element.</span></div><div class="line"><a name="l01153"></a><span class="lineno"> 1153</span>  const ON_2dVector& A, <span class="comment">// returns A.x * B.y - A.y * B.x </span></div><div class="line"><a name="l01154"></a><span class="lineno"> 1154</span>  const ON_2dVector& B </div><div class="line"><a name="l01155"></a><span class="lineno"> 1155</span>  );</div><div class="line"><a name="l01156"></a><span class="lineno"> 1156</span> </div><div class="line"><a name="l01157"></a><span class="lineno"> 1157</span> ON_DECL</div><div class="line"><a name="l01158"></a><span class="lineno"> 1158</span> <span class="keywordtype">bool</span> </div><div class="line"><a name="l01159"></a><span class="lineno"> 1159</span> ON_IsOrthogonalFrame( <span class="comment">// true if X, Y are nonzero and mutually perpendicular</span></div><div class="line"><a name="l01160"></a><span class="lineno"> 1160</span>  const ON_2dVector&, <span class="comment">// X</span></div><div class="line"><a name="l01161"></a><span class="lineno"> 1161</span>  const ON_2dVector& <span class="comment">// Y</span></div><div class="line"><a name="l01162"></a><span class="lineno"> 1162</span>  );</div><div class="line"><a name="l01163"></a><span class="lineno"> 1163</span> </div><div class="line"><a name="l01164"></a><span class="lineno"> 1164</span> ON_DECL</div><div class="line"><a name="l01165"></a><span class="lineno"> 1165</span> <span class="keywordtype">bool</span> </div><div class="line"><a name="l01166"></a><span class="lineno"> 1166</span> ON_IsOrthonormalFrame( <span class="comment">// true if X, Y are orthogonal and unit length</span></div><div class="line"><a name="l01167"></a><span class="lineno"> 1167</span>  const ON_2dVector&, <span class="comment">// X</span></div><div class="line"><a name="l01168"></a><span class="lineno"> 1168</span>  const ON_2dVector& <span class="comment">// Y</span></div><div class="line"><a name="l01169"></a><span class="lineno"> 1169</span>  );</div><div class="line"><a name="l01170"></a><span class="lineno"> 1170</span> </div><div class="line"><a name="l01171"></a><span class="lineno"> 1171</span> ON_DECL</div><div class="line"><a name="l01172"></a><span class="lineno"> 1172</span> <span class="keywordtype">bool</span> </div><div class="line"><a name="l01173"></a><span class="lineno"> 1173</span> ON_IsRightHandFrame( <span class="comment">// true if X, Y are orthonormal and right handed</span></div><div class="line"><a name="l01174"></a><span class="lineno"> 1174</span>  const ON_2dVector&, <span class="comment">// X</span></div><div class="line"><a name="l01175"></a><span class="lineno"> 1175</span>  const ON_2dVector& <span class="comment">// Y</span></div><div class="line"><a name="l01176"></a><span class="lineno"> 1176</span>  );</div><div class="line"><a name="l01177"></a><span class="lineno"> 1177</span> <span class="comment"></span></div><div class="line"><a name="l01178"></a><span class="lineno"> 1178</span> <span class="comment">////////////////////////////////////////////////////////////////</span></div><div class="line"><a name="l01179"></a><span class="lineno"> 1179</span> <span class="comment"></span><span class="comment">//</span></div><div class="line"><a name="l01180"></a><span class="lineno"> 1180</span> <span class="comment">// ON_3dVector</span></div><div class="line"><a name="l01181"></a><span class="lineno"> 1181</span> <span class="comment">//</span></div><div class="line"><a name="l01182"></a><span class="lineno"><a class="line" href="../../d5/dae/class_o_n__3d_vector.html"> 1182</a></span> class ON_CLASS <a class="code" href="../../d5/dae/class_o_n__3d_vector.html">ON_3dVector</a></div><div class="line"><a name="l01183"></a><span class="lineno"> 1183</span> {</div><div class="line"><a name="l01184"></a><span class="lineno"> 1184</span> <span class="keyword">public</span>:</div><div class="line"><a name="l01185"></a><span class="lineno"><a class="line" href="../../d5/dae/class_o_n__3d_vector.html#a81ec6c73d7a9f8f8b5dc8c1c32f1b0a0"> 1185</a></span>  <span class="keywordtype">double</span> x, y, <a class="code" href="../../d5/dae/class_o_n__3d_vector.html#a81ec6c73d7a9f8f8b5dc8c1c32f1b0a0">z</a>;</div><div class="line"><a name="l01186"></a><span class="lineno"> 1186</span> </div><div class="line"><a name="l01187"></a><span class="lineno"> 1187</span> <span class="keyword">public</span>:</div><div class="line"><a name="l01188"></a><span class="lineno"> 1188</span>  <span class="comment">// x,y,z not initialized</span></div><div class="line"><a name="l01189"></a><span class="lineno"> 1189</span>  ON_3dVector() = <span class="keywordflow">default</span>;</div><div class="line"><a name="l01190"></a><span class="lineno"> 1190</span>  ~ON_3dVector() = <span class="keywordflow">default</span>;</div><div class="line"><a name="l01191"></a><span class="lineno"> 1191</span>  ON_3dVector(<span class="keyword">const</span> ON_3dVector&) = <span class="keywordflow">default</span>;</div><div class="line"><a name="l01192"></a><span class="lineno"> 1192</span>  ON_3dVector& operator=(<span class="keyword">const</span> ON_3dVector&) = <span class="keywordflow">default</span>;</div><div class="line"><a name="l01193"></a><span class="lineno"> 1193</span> </div><div class="line"><a name="l01194"></a><span class="lineno"> 1194</span> <span class="keyword">public</span>:</div><div class="line"><a name="l01195"></a><span class="lineno"><a class="line" href="../../d5/dae/class_o_n__3d_vector.html#a2441a460d8808a3f5027284dd2325acb"> 1195</a></span>  <span class="keyword">static</span> <span class="keyword">const</span> ON_3dVector <a class="code" href="../../d5/dae/class_o_n__3d_vector.html#a2441a460d8808a3f5027284dd2325acb">ZeroVector</a>; <span class="comment">// (0.0,0.0,0.0)</span></div><div class="line"><a name="l01196"></a><span class="lineno"><a class="line" href="../../d5/dae/class_o_n__3d_vector.html#a4b675a2d0f83449536666eb740176d35"> 1196</a></span>  <span class="keyword">static</span> <span class="keyword">const</span> ON_3dVector <a class="code" href="../../d5/dae/class_o_n__3d_vector.html#a4b675a2d0f83449536666eb740176d35">XAxis</a>; <span class="comment">// (1.0,0.0,0.0)</span></div><div class="line"><a name="l01197"></a><span class="lineno"><a class="line" href="../../d5/dae/class_o_n__3d_vector.html#adbdc520c461164363aa02ff073eda5f9"> 1197</a></span>  <span class="keyword">static</span> <span class="keyword">const</span> ON_3dVector <a class="code" href="../../d5/dae/class_o_n__3d_vector.html#adbdc520c461164363aa02ff073eda5f9">YAxis</a>; <span class="comment">// (0.0,1.0,0.0)</span></div><div class="line"><a name="l01198"></a><span class="lineno"><a class="line" href="../../d5/dae/class_o_n__3d_vector.html#a305804c8d5718508924347c8759bace1"> 1198</a></span>  <span class="keyword">static</span> <span class="keyword">const</span> ON_3dVector <a class="code" href="../../d5/dae/class_o_n__3d_vector.html#a305804c8d5718508924347c8759bace1">ZAxis</a>; <span class="comment">// (0.0,0.0,1.0)</span></div><div class="line"><a name="l01199"></a><span class="lineno"><a class="line" href="../../d5/dae/class_o_n__3d_vector.html#aa62d84d9817922de5f60ef3b057ed0be"> 1199</a></span>  <span class="keyword">static</span> <span class="keyword">const</span> ON_3dVector <a class="code" href="../../d5/dae/class_o_n__3d_vector.html#aa62d84d9817922de5f60ef3b057ed0be">UnsetVector</a>; <span class="comment">// (ON_UNSET_VALUE,ON_UNSET_VALUE,ON_UNSET_VALUE)</span></div><div class="line"><a name="l01200"></a><span class="lineno"><a class="line" href="../../d5/dae/class_o_n__3d_vector.html#a2bb705b5d7458947109344fe28460228"> 1200</a></span>  <span class="keyword">static</span> <span class="keyword">const</span> ON_3dVector <a class="code" href="../../d5/dae/class_o_n__3d_vector.html#a2bb705b5d7458947109344fe28460228">NanVector</a>; <span class="comment">// (ON_DBL_QNAN,ON_DBL_QNAN,ON_DBL_QNAN)</span></div><div class="line"><a name="l01201"></a><span class="lineno"> 1201</span>  </div><div class="line"><a name="l01202"></a><span class="lineno"> 1202</span>  <span class="comment">/*</span></div><div class="line"><a name="l01203"></a><span class="lineno"> 1203</span> <span class="comment"> Description:</span></div><div class="line"><a name="l01204"></a><span class="lineno"> 1204</span> <span class="comment"> A well ordered dictionary compare function that is nan aware and can</span></div><div class="line"><a name="l01205"></a><span class="lineno"> 1205</span> <span class="comment"> be used for robust sorting.</span></div><div class="line"><a name="l01206"></a><span class="lineno"> 1206</span> <span class="comment"> */</span></div><div class="line"><a name="l01207"></a><span class="lineno"> 1207</span>  <span class="keyword">static</span> <span class="keywordtype">int</span> Compare(</div><div class="line"><a name="l01208"></a><span class="lineno"> 1208</span>  <span class="keyword">const</span> ON_3dVector& lhs,</div><div class="line"><a name="l01209"></a><span class="lineno"> 1209</span>  <span class="keyword">const</span> ON_3dVector& rhs</div><div class="line"><a name="l01210"></a><span class="lineno"> 1210</span>  );</div><div class="line"><a name="l01211"></a><span class="lineno"> 1211</span> </div><div class="line"><a name="l01212"></a><span class="lineno"> 1212</span>  <span class="comment">// Description:</span></div><div class="line"><a name="l01213"></a><span class="lineno"> 1213</span>  <span class="comment">// A index driven function to get unit axis vectors.</span></div><div class="line"><a name="l01214"></a><span class="lineno"> 1214</span>  <span class="comment">// Parameters:</span></div><div class="line"><a name="l01215"></a><span class="lineno"> 1215</span>  <span class="comment">// index - [in] 0 returns (1,0,0), 1 returns (0,1,0), </span></div><div class="line"><a name="l01216"></a><span class="lineno"> 1216</span>  <span class="comment">// 2 returns (0,0,1)</span></div><div class="line"><a name="l01217"></a><span class="lineno"> 1217</span>  <span class="comment">// Returns:</span></div><div class="line"><a name="l01218"></a><span class="lineno"> 1218</span>  <span class="comment">// Unit 3d vector with vector[i] = (i==index)?1:0;</span></div><div class="line"><a name="l01219"></a><span class="lineno"> 1219</span>  <span class="keyword">static</span> <span class="keyword">const</span> ON_3dVector& UnitVector(</div><div class="line"><a name="l01220"></a><span class="lineno"> 1220</span>  <span class="keywordtype">int</span> <span class="comment">// index</span></div><div class="line"><a name="l01221"></a><span class="lineno"> 1221</span>  );</div><div class="line"><a name="l01222"></a><span class="lineno"> 1222</span> </div><div class="line"><a name="l01223"></a><span class="lineno"> 1223</span>  <span class="keyword">explicit</span> ON_3dVector(<span class="keywordtype">double</span> x,<span class="keywordtype">double</span> y,<span class="keywordtype">double</span> z);</div><div class="line"><a name="l01224"></a><span class="lineno"> 1224</span> <span class="preprocessor">#if defined(OPENNURBS_WALL)</span></div><div class="line"><a name="l01225"></a><span class="lineno"> 1225</span>  <span class="comment">// Goal is to eventually have all constructors that change dimension be explicit.</span></div><div class="line"><a name="l01226"></a><span class="lineno"> 1226</span>  <span class="keyword">explicit</span> </div><div class="line"><a name="l01227"></a><span class="lineno"> 1227</span> <span class="preprocessor">#endif</span></div><div class="line"><a name="l01228"></a><span class="lineno"> 1228</span>  ON_3dVector(<span class="keyword">const</span> ON_2dVector& ); <span class="comment">// from 2d vector</span></div><div class="line"><a name="l01229"></a><span class="lineno"> 1229</span>  <span class="keyword">explicit</span> ON_3dVector(<span class="keyword">const</span> ON_2dPoint& ); <span class="comment">// from 2d point</span></div><div class="line"><a name="l01230"></a><span class="lineno"> 1230</span>  ON_3dVector(<span class="keyword">const</span> ON_3dPoint& ); <span class="comment">// from 3d point</span></div><div class="line"><a name="l01231"></a><span class="lineno"> 1231</span>  <span class="keyword">explicit</span> ON_3dVector(<span class="keyword">const</span> <span class="keywordtype">double</span>*); <span class="comment">// from double[3] array</span></div><div class="line"><a name="l01232"></a><span class="lineno"> 1232</span> </div><div class="line"><a name="l01233"></a><span class="lineno"> 1233</span>  <span class="keyword">explicit</span> ON_3dVector(<span class="keyword">const</span> <a class="code" href="../../db/df9/class_o_n__2f_vector.html">ON_2fVector</a>& ); <span class="comment">// from 2f vector</span></div><div class="line"><a name="l01234"></a><span class="lineno"> 1234</span>  ON_3dVector(<span class="keyword">const</span> <a class="code" href="../../db/d80/class_o_n__3f_vector.html">ON_3fVector</a>& ); <span class="comment">// from 3f vector</span></div><div class="line"><a name="l01235"></a><span class="lineno"> 1235</span>  <span class="keyword">explicit</span> ON_3dVector(<span class="keyword">const</span> <a class="code" href="../../de/d5b/class_o_n__2f_point.html">ON_2fPoint</a>& ); <span class="comment">// from 2f point</span></div><div class="line"><a name="l01236"></a><span class="lineno"> 1236</span>  <span class="keyword">explicit</span> ON_3dVector(<span class="keyword">const</span> <a class="code" href="../../d0/dec/class_o_n__3f_point.html">ON_3fPoint</a>& ); <span class="comment">// from 3f point</span></div><div class="line"><a name="l01237"></a><span class="lineno"> 1237</span>  <span class="keyword">explicit</span> ON_3dVector(<span class="keyword">const</span> <span class="keywordtype">float</span>*); <span class="comment">// from float[3] array</span></div><div class="line"><a name="l01238"></a><span class="lineno"> 1238</span> </div><div class="line"><a name="l01239"></a><span class="lineno"> 1239</span>  <span class="comment">// (double*) conversion operators</span></div><div class="line"><a name="l01240"></a><span class="lineno"> 1240</span>  <span class="keyword">operator</span> <span class="keywordtype">double</span>*();</div><div class="line"><a name="l01241"></a><span class="lineno"> 1241</span>  <span class="keyword">operator</span> <span class="keyword">const</span> <span class="keywordtype">double</span>*() <span class="keyword">const</span>;</div><div class="line"><a name="l01242"></a><span class="lineno"> 1242</span> </div><div class="line"><a name="l01243"></a><span class="lineno"> 1243</span>  <span class="comment">// use implicit operator=(const ON_3dVector&)</span></div><div class="line"><a name="l01244"></a><span class="lineno"> 1244</span>  ON_3dVector& operator=(<span class="keyword">const</span> ON_2dVector&);</div><div class="line"><a name="l01245"></a><span class="lineno"> 1245</span>  ON_3dVector& operator=(<span class="keyword">const</span> ON_2dPoint&);</div><div class="line"><a name="l01246"></a><span class="lineno"> 1246</span>  ON_3dVector& operator=(<span class="keyword">const</span> ON_3dPoint&);</div><div class="line"><a name="l01247"></a><span class="lineno"> 1247</span>  ON_3dVector& operator=(<span class="keyword">const</span> <span class="keywordtype">double</span>*); <span class="comment">// vector = double[3] support</span></div><div class="line"><a name="l01248"></a><span class="lineno"> 1248</span>  </div><div class="line"><a name="l01249"></a><span class="lineno"> 1249</span>  ON_3dVector& operator=(<span class="keyword">const</span> <a class="code" href="../../db/df9/class_o_n__2f_vector.html">ON_2fVector</a>&);</div><div class="line"><a name="l01250"></a><span class="lineno"> 1250</span>  ON_3dVector& operator=(<span class="keyword">const</span> <a class="code" href="../../db/d80/class_o_n__3f_vector.html">ON_3fVector</a>&);</div><div class="line"><a name="l01251"></a><span class="lineno"> 1251</span>  ON_3dVector& operator=(<span class="keyword">const</span> <a class="code" href="../../de/d5b/class_o_n__2f_point.html">ON_2fPoint</a>&);</div><div class="line"><a name="l01252"></a><span class="lineno"> 1252</span>  ON_3dVector& operator=(<span class="keyword">const</span> <a class="code" href="../../d0/dec/class_o_n__3f_point.html">ON_3fPoint</a>&);</div><div class="line"><a name="l01253"></a><span class="lineno"> 1253</span>  ON_3dVector& operator=(<span class="keyword">const</span> <span class="keywordtype">float</span>*); <span class="comment">// vector = float[3] support</span></div><div class="line"><a name="l01254"></a><span class="lineno"> 1254</span> </div><div class="line"><a name="l01255"></a><span class="lineno"> 1255</span>  ON_3dVector operator-() <span class="keyword">const</span>;</div><div class="line"><a name="l01256"></a><span class="lineno"> 1256</span> </div><div class="line"><a name="l01257"></a><span class="lineno"> 1257</span>  ON_3dVector& operator*=(<span class="keywordtype">double</span>);</div><div class="line"><a name="l01258"></a><span class="lineno"> 1258</span>  ON_3dVector& operator/=(<span class="keywordtype">double</span>);</div><div class="line"><a name="l01259"></a><span class="lineno"> 1259</span>  ON_3dVector& operator+=(<span class="keyword">const</span> ON_3dVector&);</div><div class="line"><a name="l01260"></a><span class="lineno"> 1260</span>  ON_3dVector& operator-=(<span class="keyword">const</span> ON_3dVector&);</div><div class="line"><a name="l01261"></a><span class="lineno"> 1261</span>  <span class="comment">// DO NOT ADD ANY MORE overrides of += or -=</span></div><div class="line"><a name="l01262"></a><span class="lineno"> 1262</span> </div><div class="line"><a name="l01263"></a><span class="lineno"> 1263</span>  <span class="keywordtype">double</span> operator*(<span class="keyword">const</span> ON_3dVector&) <span class="keyword">const</span>; <span class="comment">// inner (dot) product</span></div><div class="line"><a name="l01264"></a><span class="lineno"> 1264</span>  <span class="keywordtype">double</span> operator*(<span class="keyword">const</span> ON_3dPoint&) <span class="keyword">const</span>; <span class="comment">// inner (dot) product</span></div><div class="line"><a name="l01265"></a><span class="lineno"> 1265</span>  <span class="keywordtype">double</span> operator*(<span class="keyword">const</span> <a class="code" href="../../db/d80/class_o_n__3f_vector.html">ON_3fVector</a>&) <span class="keyword">const</span>; <span class="comment">// inner (dot) product</span></div><div class="line"><a name="l01266"></a><span class="lineno"> 1266</span> </div><div class="line"><a name="l01267"></a><span class="lineno"> 1267</span>  ON_3dVector operator*(<span class="keywordtype">int</span>) <span class="keyword">const</span>;</div><div class="line"><a name="l01268"></a><span class="lineno"> 1268</span>  ON_3dVector operator/(<span class="keywordtype">int</span>) <span class="keyword">const</span>;</div><div class="line"><a name="l01269"></a><span class="lineno"> 1269</span>  ON_3dVector operator*(<span class="keywordtype">float</span>) <span class="keyword">const</span>;</div><div class="line"><a name="l01270"></a><span class="lineno"> 1270</span>  ON_3dVector operator/(<span class="keywordtype">float</span>) <span class="keyword">const</span>;</div><div class="line"><a name="l01271"></a><span class="lineno"> 1271</span>  ON_3dVector operator*(<span class="keywordtype">double</span>) <span class="keyword">const</span>;</div><div class="line"><a name="l01272"></a><span class="lineno"> 1272</span>  ON_3dVector operator/(<span class="keywordtype">double</span>) <span class="keyword">const</span>;</div><div class="line"><a name="l01273"></a><span class="lineno"> 1273</span> </div><div class="line"><a name="l01274"></a><span class="lineno"> 1274</span>  ON_3dVector operator+(<span class="keyword">const</span> ON_3dVector&) <span class="keyword">const</span>;</div><div class="line"><a name="l01275"></a><span class="lineno"> 1275</span>  ON_3dPoint operator+(<span class="keyword">const</span> ON_3dPoint&) <span class="keyword">const</span>;</div><div class="line"><a name="l01276"></a><span class="lineno"> 1276</span>  ON_3dVector operator-(<span class="keyword">const</span> ON_3dVector&) <span class="keyword">const</span>;</div><div class="line"><a name="l01277"></a><span class="lineno"> 1277</span>  ON_3dPoint operator-(<span class="keyword">const</span> ON_3dPoint&) <span class="keyword">const</span>;</div><div class="line"><a name="l01278"></a><span class="lineno"> 1278</span>  ON_3dVector operator+(<span class="keyword">const</span> ON_2dVector&) <span class="keyword">const</span>;</div><div class="line"><a name="l01279"></a><span class="lineno"> 1279</span>  ON_3dPoint operator+(<span class="keyword">const</span> ON_2dPoint&) <span class="keyword">const</span>;</div><div class="line"><a name="l01280"></a><span class="lineno"> 1280</span>  ON_3dVector operator-(<span class="keyword">const</span> ON_2dVector&) <span class="keyword">const</span>;</div><div class="line"><a name="l01281"></a><span class="lineno"> 1281</span>  ON_3dPoint operator-(<span class="keyword">const</span> ON_2dPoint&) <span class="keyword">const</span>;</div><div class="line"><a name="l01282"></a><span class="lineno"> 1282</span> </div><div class="line"><a name="l01283"></a><span class="lineno"> 1283</span>  ON_3dVector operator+(<span class="keyword">const</span> <a class="code" href="../../db/d80/class_o_n__3f_vector.html">ON_3fVector</a>&) <span class="keyword">const</span>;</div><div class="line"><a name="l01284"></a><span class="lineno"> 1284</span>  ON_3dPoint operator+(<span class="keyword">const</span> <a class="code" href="../../d0/dec/class_o_n__3f_point.html">ON_3fPoint</a>&) <span class="keyword">const</span>;</div><div class="line"><a name="l01285"></a><span class="lineno"> 1285</span>  ON_3dVector operator-(<span class="keyword">const</span> <a class="code" href="../../db/d80/class_o_n__3f_vector.html">ON_3fVector</a>&) <span class="keyword">const</span>;</div><div class="line"><a name="l01286"></a><span class="lineno"> 1286</span>  ON_3dPoint operator-(<span class="keyword">const</span> <a class="code" href="../../d0/dec/class_o_n__3f_point.html">ON_3fPoint</a>&) <span class="keyword">const</span>;</div><div class="line"><a name="l01287"></a><span class="lineno"> 1287</span>  ON_3dVector operator+(<span class="keyword">const</span> <a class="code" href="../../db/df9/class_o_n__2f_vector.html">ON_2fVector</a>&) <span class="keyword">const</span>;</div><div class="line"><a name="l01288"></a><span class="lineno"> 1288</span>  ON_3dPoint operator+(<span class="keyword">const</span> <a class="code" href="../../de/d5b/class_o_n__2f_point.html">ON_2fPoint</a>&) <span class="keyword">const</span>;</div><div class="line"><a name="l01289"></a><span class="lineno"> 1289</span>  ON_3dVector operator-(<span class="keyword">const</span> <a class="code" href="../../db/df9/class_o_n__2f_vector.html">ON_2fVector</a>&) <span class="keyword">const</span>;</div><div class="line"><a name="l01290"></a><span class="lineno"> 1290</span>  ON_3dPoint operator-(<span class="keyword">const</span> <a class="code" href="../../de/d5b/class_o_n__2f_point.html">ON_2fPoint</a>&) <span class="keyword">const</span>;</div><div class="line"><a name="l01291"></a><span class="lineno"> 1291</span> </div><div class="line"><a name="l01292"></a><span class="lineno"> 1292</span>  ON_3dVector operator*(<span class="keyword">const</span> ON_Xform&) <span class="keyword">const</span>;</div><div class="line"><a name="l01293"></a><span class="lineno"> 1293</span> </div><div class="line"><a name="l01294"></a><span class="lineno"> 1294</span>  <span class="keywordtype">bool</span> operator==(<span class="keyword">const</span> ON_3dVector&) <span class="keyword">const</span>;</div><div class="line"><a name="l01295"></a><span class="lineno"> 1295</span>  <span class="keywordtype">bool</span> operator!=(<span class="keyword">const</span> ON_3dVector&) <span class="keyword">const</span>;</div><div class="line"><a name="l01296"></a><span class="lineno"> 1296</span> </div><div class="line"><a name="l01297"></a><span class="lineno"> 1297</span>  <span class="comment">// dictionary order comparisons</span></div><div class="line"><a name="l01298"></a><span class="lineno"> 1298</span>  <span class="keywordtype">bool</span> operator<=(<span class="keyword">const</span> ON_3dVector&) <span class="keyword">const</span>;</div><div class="line"><a name="l01299"></a><span class="lineno"> 1299</span>  <span class="keywordtype">bool</span> operator>=(<span class="keyword">const</span> ON_3dVector&) <span class="keyword">const</span>;</div><div class="line"><a name="l01300"></a><span class="lineno"> 1300</span>  <span class="keywordtype">bool</span> operator<(<span class="keyword">const</span> ON_3dVector&) <span class="keyword">const</span>;</div><div class="line"><a name="l01301"></a><span class="lineno"> 1301</span>  <span class="keywordtype">bool</span> operator>(<span class="keyword">const</span> ON_3dVector&) <span class="keyword">const</span>;</div><div class="line"><a name="l01302"></a><span class="lineno"> 1302</span> </div><div class="line"><a name="l01303"></a><span class="lineno"> 1303</span>  <span class="comment">// index operators mimic double[3] behavior</span></div><div class="line"><a name="l01304"></a><span class="lineno"> 1304</span>  <span class="keywordtype">double</span>& operator[](<span class="keywordtype">int</span>);</div><div class="line"><a name="l01305"></a><span class="lineno"> 1305</span>  <span class="keywordtype">double</span> operator[](<span class="keywordtype">int</span>) <span class="keyword">const</span>;</div><div class="line"><a name="l01306"></a><span class="lineno"> 1306</span>  <span class="keywordtype">double</span>& operator[](<span class="keywordtype">unsigned</span> <span class="keywordtype">int</span>);</div><div class="line"><a name="l01307"></a><span class="lineno"> 1307</span>  <span class="keywordtype">double</span> operator[](<span class="keywordtype">unsigned</span> <span class="keywordtype">int</span>) <span class="keyword">const</span>;</div><div class="line"><a name="l01308"></a><span class="lineno"> 1308</span> </div><div class="line"><a name="l01309"></a><span class="lineno"> 1309</span>  <span class="comment">/*</span></div><div class="line"><a name="l01310"></a><span class="lineno"> 1310</span> <span class="comment"> Returns:</span></div><div class="line"><a name="l01311"></a><span class="lineno"> 1311</span> <span class="comment"> False if any coordinate is infinte, a nan, or ON_UNSET_VALUE.</span></div><div class="line"><a name="l01312"></a><span class="lineno"> 1312</span> <span class="comment"> */</span></div><div class="line"><a name="l01313"></a><span class="lineno"> 1313</span>  <span class="keywordtype">bool</span> IsValid() <span class="keyword">const</span>;</div><div class="line"><a name="l01314"></a><span class="lineno"> 1314</span> </div><div class="line"><a name="l01315"></a><span class="lineno"> 1315</span>  <span class="comment">/*</span></div><div class="line"><a name="l01316"></a><span class="lineno"> 1316</span> <span class="comment"> Returns:</span></div><div class="line"><a name="l01317"></a><span class="lineno"> 1317</span> <span class="comment"> True if any coordinate is ON_UNSET_VALUE or ON_UNSET_POSITIVE_VALUE</span></div><div class="line"><a name="l01318"></a><span class="lineno"> 1318</span> <span class="comment"> */</span></div><div class="line"><a name="l01319"></a><span class="lineno"> 1319</span>  <span class="keywordtype">bool</span> IsUnset() <span class="keyword">const</span>;</div><div class="line"><a name="l01320"></a><span class="lineno"> 1320</span> </div><div class="line"><a name="l01321"></a><span class="lineno"> 1321</span>  <span class="comment">// set 3d vector value</span></div><div class="line"><a name="l01322"></a><span class="lineno"> 1322</span>  <span class="keywordtype">void</span> Set(<span class="keywordtype">double</span> x,<span class="keywordtype">double</span> y,<span class="keywordtype">double</span> z);</div><div class="line"><a name="l01323"></a><span class="lineno"> 1323</span> </div><div class="line"><a name="l01324"></a><span class="lineno"> 1324</span>  <span class="keywordtype">int</span> MaximumCoordinateIndex() <span class="keyword">const</span>;</div><div class="line"><a name="l01325"></a><span class="lineno"> 1325</span>  <span class="keywordtype">double</span> MaximumCoordinate() <span class="keyword">const</span>; <span class="comment">// absolute value of maximum coordinate</span></div><div class="line"><a name="l01326"></a><span class="lineno"> 1326</span> </div><div class="line"><a name="l01327"></a><span class="lineno"> 1327</span>  <span class="keywordtype">int</span> MinimumCoordinateIndex() <span class="keyword">const</span>;</div><div class="line"><a name="l01328"></a><span class="lineno"> 1328</span>  <span class="keywordtype">double</span> MinimumCoordinate() <span class="keyword">const</span>; <span class="comment">// absolute value of minimum coordinate</span></div><div class="line"><a name="l01329"></a><span class="lineno"> 1329</span> </div><div class="line"><a name="l01330"></a><span class="lineno"> 1330</span>  <span class="keywordtype">double</span> LengthSquared() <span class="keyword">const</span>;</div><div class="line"><a name="l01331"></a><span class="lineno"> 1331</span>  <span class="keywordtype">double</span> Length() <span class="keyword">const</span>;</div><div class="line"><a name="l01332"></a><span class="lineno"> 1332</span> </div><div class="line"><a name="l01333"></a><span class="lineno"> 1333</span>  <span class="keywordtype">bool</span> Decompose( <span class="comment">// Computes a, b, c such that this vector = a*X + b*Y + c*Z</span></div><div class="line"><a name="l01334"></a><span class="lineno"> 1334</span>  <span class="comment">// Returns false if unable to solve for a,b,c. This happens</span></div><div class="line"><a name="l01335"></a><span class="lineno"> 1335</span>  <span class="comment">// when X,Y,Z is not really a basis.</span></div><div class="line"><a name="l01336"></a><span class="lineno"> 1336</span>  <span class="comment">//</span></div><div class="line"><a name="l01337"></a><span class="lineno"> 1337</span>  <span class="comment">// If X,Y,Z is known to be an orthonormal frame,</span></div><div class="line"><a name="l01338"></a><span class="lineno"> 1338</span>  <span class="comment">// then a = V*X, b = V*Y, c = V*Z will compute</span></div><div class="line"><a name="l01339"></a><span class="lineno"> 1339</span>  <span class="comment">// the same result more quickly.</span></div><div class="line"><a name="l01340"></a><span class="lineno"> 1340</span>  <span class="keyword">const</span> ON_3dVector&, <span class="comment">// X</span></div><div class="line"><a name="l01341"></a><span class="lineno"> 1341</span>  <span class="keyword">const</span> ON_3dVector&, <span class="comment">// Y</span></div><div class="line"><a name="l01342"></a><span class="lineno"> 1342</span>  <span class="keyword">const</span> ON_3dVector&, <span class="comment">// Z</span></div><div class="line"><a name="l01343"></a><span class="lineno"> 1343</span>  <span class="keywordtype">double</span>*, <span class="comment">// a</span></div><div class="line"><a name="l01344"></a><span class="lineno"> 1344</span>  <span class="keywordtype">double</span>*, <span class="comment">// b</span></div><div class="line"><a name="l01345"></a><span class="lineno"> 1345</span>  <span class="keywordtype">double</span>* <span class="comment">// c</span></div><div class="line"><a name="l01346"></a><span class="lineno"> 1346</span>  ) <span class="keyword">const</span>;</div><div class="line"><a name="l01347"></a><span class="lineno"> 1347</span> </div><div class="line"><a name="l01348"></a><span class="lineno"> 1348</span>  <span class="keywordtype">int</span> IsParallelTo( </div><div class="line"><a name="l01349"></a><span class="lineno"> 1349</span>  <span class="comment">// returns 1: this and other vectors are parallel</span></div><div class="line"><a name="l01350"></a><span class="lineno"> 1350</span>  <span class="comment">// -1: this and other vectors are anti-parallel</span></div><div class="line"><a name="l01351"></a><span class="lineno"> 1351</span>  <span class="comment">// 0: this and other vectors are not parallel</span></div><div class="line"><a name="l01352"></a><span class="lineno"> 1352</span>  <span class="comment">// or at least one of the vectors is zero</span></div><div class="line"><a name="l01353"></a><span class="lineno"> 1353</span>  <span class="keyword">const</span> ON_3dVector& other, <span class="comment">// other vector </span></div><div class="line"><a name="l01354"></a><span class="lineno"> 1354</span>  <span class="keywordtype">double</span> angle_tolerance = ON_DEFAULT_ANGLE_TOLERANCE <span class="comment">// optional angle tolerance (radians)</span></div><div class="line"><a name="l01355"></a><span class="lineno"> 1355</span>  ) <span class="keyword">const</span>;</div><div class="line"><a name="l01356"></a><span class="lineno"> 1356</span> </div><div class="line"><a name="l01357"></a><span class="lineno"> 1357</span>  <span class="keywordtype">bool</span> IsPerpendicularTo(</div><div class="line"><a name="l01358"></a><span class="lineno"> 1358</span>  <span class="comment">// returns true: this and other vectors are perpendicular</span></div><div class="line"><a name="l01359"></a><span class="lineno"> 1359</span>  <span class="comment">// false: this and other vectors are not perpendicular</span></div><div class="line"><a name="l01360"></a><span class="lineno"> 1360</span>  <span class="comment">// or at least one of the vectors is zero</span></div><div class="line"><a name="l01361"></a><span class="lineno"> 1361</span>  <span class="keyword">const</span> ON_3dVector& other, <span class="comment">// other vector </span></div><div class="line"><a name="l01362"></a><span class="lineno"> 1362</span>  <span class="keywordtype">double</span> angle_tolerance = ON_DEFAULT_ANGLE_TOLERANCE <span class="comment">// optional angle tolerance (radians)</span></div><div class="line"><a name="l01363"></a><span class="lineno"> 1363</span>  ) <span class="keyword">const</span>;</div><div class="line"><a name="l01364"></a><span class="lineno"> 1364</span> </div><div class="line"><a name="l01365"></a><span class="lineno"> 1365</span>  <span class="keywordtype">double</span> Fuzz( <span class="keywordtype">double</span> tolerance = ON_ZERO_TOLERANCE ) <span class="keyword">const</span>; <span class="comment">// tolerance to use when comparing 3d vectors</span></div><div class="line"><a name="l01366"></a><span class="lineno"> 1366</span> </div><div class="line"><a name="l01367"></a><span class="lineno"> 1367</span> <span class="preprocessor">#if defined(OPENNURBS_WALL)</span></div><div class="line"><a name="l01368"></a><span class="lineno"> 1368</span>  <span class="comment">// Goal is to eventually remove all functions that modify vectors in place.</span></div><div class="line"><a name="l01369"></a><span class="lineno"> 1369</span>  ON_DEPRECATED_MSG(<span class="stringliteral">"Use v = ON_3dVector::ZeroVector;"</span>)</div><div class="line"><a name="l01370"></a><span class="lineno"> 1370</span> <span class="preprocessor">#endif</span></div><div class="line"><a name="l01371"></a><span class="lineno"> 1371</span>  <span class="keywordtype">void</span> Zero(); <span class="comment">// set all coordinates to zero;</span></div><div class="line"><a name="l01372"></a><span class="lineno"> 1372</span> </div><div class="line"><a name="l01373"></a><span class="lineno"> 1373</span> <span class="preprocessor">#if defined(OPENNURBS_WALL)</span></div><div class="line"><a name="l01374"></a><span class="lineno"> 1374</span>  <span class="comment">// Goal is to eventually remove all functions that modify vectors in place.</span></div><div class="line"><a name="l01375"></a><span class="lineno"> 1375</span>  ON_DEPRECATED_MSG(<span class="stringliteral">"Use v = -v;"</span>)</div><div class="line"><a name="l01376"></a><span class="lineno"> 1376</span> <span class="preprocessor">#endif</span></div><div class="line"><a name="l01377"></a><span class="lineno"> 1377</span>  <span class="keywordtype">void</span> Reverse(); <span class="comment">// negate all coordinates</span></div><div class="line"><a name="l01378"></a><span class="lineno"> 1378</span> </div><div class="line"><a name="l01379"></a><span class="lineno"> 1379</span>  <span class="keywordtype">bool</span> Unitize(); <span class="comment">// returns false if vector has zero length</span></div><div class="line"><a name="l01380"></a><span class="lineno"> 1380</span>  <span class="keywordtype">double</span> LengthAndUnitize(); <span class="comment">// unitizes and returns initial length</span></div><div class="line"><a name="l01381"></a><span class="lineno"> 1381</span> </div><div class="line"><a name="l01382"></a><span class="lineno"> 1382</span>  <span class="comment">/*</span></div><div class="line"><a name="l01383"></a><span class="lineno"> 1383</span> <span class="comment"> Returns:</span></div><div class="line"><a name="l01384"></a><span class="lineno"> 1384</span> <span class="comment"> If this is a valid non-zero vector, a unit vector parallel to this is returned.</span></div><div class="line"><a name="l01385"></a><span class="lineno"> 1385</span> <span class="comment"> Otherwise the zero vector is returned.</span></div><div class="line"><a name="l01386"></a><span class="lineno"> 1386</span> <span class="comment"> */</span></div><div class="line"><a name="l01387"></a><span class="lineno"> 1387</span>  ON_3dVector UnitVector() <span class="keyword">const</span>;</div><div class="line"><a name="l01388"></a><span class="lineno"> 1388</span> </div><div class="line"><a name="l01389"></a><span class="lineno"> 1389</span>  <span class="comment">// Description:</span></div><div class="line"><a name="l01390"></a><span class="lineno"> 1390</span>  <span class="comment">// Test a vector to see if it is very short</span></div><div class="line"><a name="l01391"></a><span class="lineno"> 1391</span>  <span class="comment">//</span></div><div class="line"><a name="l01392"></a><span class="lineno"> 1392</span>  <span class="comment">// Parameters:</span></div><div class="line"><a name="l01393"></a><span class="lineno"> 1393</span>  <span class="comment">// tiny_tol - [in] (default = ON_ZERO_TOLERANCE) a nonzero</span></div><div class="line"><a name="l01394"></a><span class="lineno"> 1394</span>  <span class="comment">// value used as the coordinate zero tolerance.</span></div><div class="line"><a name="l01395"></a><span class="lineno"> 1395</span>  <span class="comment">//</span></div><div class="line"><a name="l01396"></a><span class="lineno"> 1396</span>  <span class="comment">// Returns:</span></div><div class="line"><a name="l01397"></a><span class="lineno"> 1397</span>  <span class="comment">// ( fabs(x) <= tiny_tol && fabs(y) <= tiny_tol && fabs(z) <= tiny_tol )</span></div><div class="line"><a name="l01398"></a><span class="lineno"> 1398</span>  <span class="comment">//</span></div><div class="line"><a name="l01399"></a><span class="lineno"> 1399</span>  <span class="keywordtype">bool</span> IsTiny(</div><div class="line"><a name="l01400"></a><span class="lineno"> 1400</span>  <span class="keywordtype">double</span> tiny_tol = ON_ZERO_TOLERANCE <span class="comment">// tiny_tol</span></div><div class="line"><a name="l01401"></a><span class="lineno"> 1401</span>  ) <span class="keyword">const</span>;</div><div class="line"><a name="l01402"></a><span class="lineno"> 1402</span> </div><div class="line"><a name="l01403"></a><span class="lineno"> 1403</span>  <span class="comment">// Returns:</span></div><div class="line"><a name="l01404"></a><span class="lineno"> 1404</span>  <span class="comment">// true if vector is the zero vector.</span></div><div class="line"><a name="l01405"></a><span class="lineno"> 1405</span>  <span class="keywordtype">bool</span> IsZero() <span class="keyword">const</span>;</div><div class="line"><a name="l01406"></a><span class="lineno"> 1406</span> </div><div class="line"><a name="l01407"></a><span class="lineno"> 1407</span>  <span class="comment">/*</span></div><div class="line"><a name="l01408"></a><span class="lineno"> 1408</span> <span class="comment"> Returns:</span></div><div class="line"><a name="l01409"></a><span class="lineno"> 1409</span> <span class="comment"> true if at lease one coordinate is not zero and no coordinates are nans.</span></div><div class="line"><a name="l01410"></a><span class="lineno"> 1410</span> <span class="comment"> */</span></div><div class="line"><a name="l01411"></a><span class="lineno"> 1411</span>  <span class="keywordtype">bool</span> IsNotZero() <span class="keyword">const</span>;</div><div class="line"><a name="l01412"></a><span class="lineno"> 1412</span> </div><div class="line"><a name="l01413"></a><span class="lineno"> 1413</span> </div><div class="line"><a name="l01414"></a><span class="lineno"> 1414</span>  <span class="comment">// Returns:</span></div><div class="line"><a name="l01415"></a><span class="lineno"> 1415</span>  <span class="comment">// true if vector is valid and has length 1.</span></div><div class="line"><a name="l01416"></a><span class="lineno"> 1416</span>  <span class="keywordtype">bool</span> IsUnitVector() <span class="keyword">const</span>;</div><div class="line"><a name="l01417"></a><span class="lineno"> 1417</span> </div><div class="line"><a name="l01418"></a><span class="lineno"> 1418</span>  <span class="comment">// set this vector to be perpendicular to another vector</span></div><div class="line"><a name="l01419"></a><span class="lineno"> 1419</span>  <span class="keywordtype">bool</span> PerpendicularTo( <span class="comment">// Result is not unitized. </span></div><div class="line"><a name="l01420"></a><span class="lineno"> 1420</span>  <span class="comment">// returns false if input vector is zero</span></div><div class="line"><a name="l01421"></a><span class="lineno"> 1421</span>  <span class="keyword">const</span> ON_3dVector& </div><div class="line"><a name="l01422"></a><span class="lineno"> 1422</span>  );</div><div class="line"><a name="l01423"></a><span class="lineno"> 1423</span> </div><div class="line"><a name="l01424"></a><span class="lineno"> 1424</span>  <span class="comment">// set this vector to be perpendicular to a plane defined by 3 points</span></div><div class="line"><a name="l01425"></a><span class="lineno"> 1425</span>  <span class="keywordtype">bool</span> PerpendicularTo(</div><div class="line"><a name="l01426"></a><span class="lineno"> 1426</span>  <span class="comment">// about 3 times slower than</span></div><div class="line"><a name="l01427"></a><span class="lineno"> 1427</span>  <span class="comment">// ON_3dVector N = ON_CrossProduct(P1-P0,P2-P0); </span></div><div class="line"><a name="l01428"></a><span class="lineno"> 1428</span>  <span class="comment">// N.Unitize();</span></div><div class="line"><a name="l01429"></a><span class="lineno"> 1429</span>  <span class="comment">// returns false if points are coincident or collinear</span></div><div class="line"><a name="l01430"></a><span class="lineno"> 1430</span>  <span class="keyword">const</span> ON_3dPoint&, <span class="keyword">const</span> ON_3dPoint&, <span class="keyword">const</span> ON_3dPoint& </div><div class="line"><a name="l01431"></a><span class="lineno"> 1431</span>  );</div><div class="line"><a name="l01432"></a><span class="lineno"> 1432</span> </div><div class="line"><a name="l01433"></a><span class="lineno"> 1433</span>  <span class="comment">// These transform the vector in place. The transformation matrix acts on</span></div><div class="line"><a name="l01434"></a><span class="lineno"> 1434</span>  <span class="comment">// the left of the vector; i.e., result = transformation*vector</span></div><div class="line"><a name="l01435"></a><span class="lineno"> 1435</span>  <span class="keywordtype">void</span> Transform( </div><div class="line"><a name="l01436"></a><span class="lineno"> 1436</span>  <span class="keyword">const</span> ON_Xform& <span class="comment">// can use ON_Xform here</span></div><div class="line"><a name="l01437"></a><span class="lineno"> 1437</span>  );</div><div class="line"><a name="l01438"></a><span class="lineno"> 1438</span> </div><div class="line"><a name="l01439"></a><span class="lineno"> 1439</span>  <span class="keywordtype">void</span> Rotate( </div><div class="line"><a name="l01440"></a><span class="lineno"> 1440</span>  <span class="keywordtype">double</span> angle, <span class="comment">// angle in radians</span></div><div class="line"><a name="l01441"></a><span class="lineno"> 1441</span>  <span class="keyword">const</span> ON_3dVector& axis <span class="comment">// axis of rotation</span></div><div class="line"><a name="l01442"></a><span class="lineno"> 1442</span>  );</div><div class="line"><a name="l01443"></a><span class="lineno"> 1443</span> </div><div class="line"><a name="l01444"></a><span class="lineno"> 1444</span>  <span class="keywordtype">void</span> Rotate( </div><div class="line"><a name="l01445"></a><span class="lineno"> 1445</span>  <span class="keywordtype">double</span> sin_angle, <span class="comment">// sin(angle)</span></div><div class="line"><a name="l01446"></a><span class="lineno"> 1446</span>  <span class="keywordtype">double</span> cos_angle, <span class="comment">// cos(angle)</span></div><div class="line"><a name="l01447"></a><span class="lineno"> 1447</span>  <span class="keyword">const</span> ON_3dVector& axis <span class="comment">// axis of rotation</span></div><div class="line"><a name="l01448"></a><span class="lineno"> 1448</span>  );</div><div class="line"><a name="l01449"></a><span class="lineno"> 1449</span> </div><div class="line"><a name="l01450"></a><span class="lineno"> 1450</span>  ON__UINT32 DataCRC(ON__UINT32 current_remainder) <span class="keyword">const</span>;</div><div class="line"><a name="l01451"></a><span class="lineno"> 1451</span> };</div><div class="line"><a name="l01452"></a><span class="lineno"> 1452</span> </div><div class="line"><a name="l01453"></a><span class="lineno"><a class="line" href="../../d3/d04/class_o_n__3d_ray.html"> 1453</a></span> <span class="keyword">class </span>ON_CLASS <a class="code" href="../../d3/d04/class_o_n__3d_ray.html">ON_3dRay</a></div><div class="line"><a name="l01454"></a><span class="lineno"> 1454</span> {</div><div class="line"><a name="l01455"></a><span class="lineno"> 1455</span> <span class="keyword">public</span>:</div><div class="line"><a name="l01456"></a><span class="lineno"><a class="line" href="../../d3/d04/class_o_n__3d_ray.html#a4b85162c78c06c438a42e10ee5db8c6f"> 1456</a></span>  ON_3dPoint <a class="code" href="../../d3/d04/class_o_n__3d_ray.html#a4b85162c78c06c438a42e10ee5db8c6f">m_P</a>;</div><div class="line"><a name="l01457"></a><span class="lineno"><a class="line" href="../../d3/d04/class_o_n__3d_ray.html#a6c5d98d24917f2b7909779b77cddace7"> 1457</a></span>  ON_3dVector <a class="code" href="../../d3/d04/class_o_n__3d_ray.html#a6c5d98d24917f2b7909779b77cddace7">m_V</a>;</div><div class="line"><a name="l01458"></a><span class="lineno"> 1458</span> };</div><div class="line"><a name="l01459"></a><span class="lineno"> 1459</span> </div><div class="line"><a name="l01460"></a><span class="lineno"> 1460</span> <span class="comment">/*</span></div><div class="line"><a name="l01461"></a><span class="lineno"> 1461</span> <span class="comment">Description:</span></div><div class="line"><a name="l01462"></a><span class="lineno"> 1462</span> <span class="comment"> Typically the vector portion is a unit vector and</span></div><div class="line"><a name="l01463"></a><span class="lineno"> 1463</span> <span class="comment"> m_d = -(x*P.x + y*P.y + z*P.z) for a point P on the plane.</span></div><div class="line"><a name="l01464"></a><span class="lineno"> 1464</span> <span class="comment">*/</span></div><div class="line"><a name="l01465"></a><span class="lineno"><a class="line" href="../../dd/d89/class_o_n___plane_equation.html"> 1465</a></span> <span class="keyword">class </span>ON_CLASS <a class="code" href="../../dd/d89/class_o_n___plane_equation.html">ON_PlaneEquation</a></div><div class="line"><a name="l01466"></a><span class="lineno"> 1466</span> {</div><div class="line"><a name="l01467"></a><span class="lineno"> 1467</span> <span class="keyword">public</span>:</div><div class="line"><a name="l01468"></a><span class="lineno"> 1468</span>  <span class="comment">// C++ defaults for construction, destruction, copys, and operator=</span></div><div class="line"><a name="l01469"></a><span class="lineno"> 1469</span>  <span class="comment">// work fine.</span></div><div class="line"><a name="l01470"></a><span class="lineno"> 1470</span> </div><div class="line"><a name="l01471"></a><span class="lineno"><a class="line" href="../../dd/d89/class_o_n___plane_equation.html#a1c12e001d0a9b845cffd0a0b008b6911"> 1471</a></span>  <span class="keyword">static</span> <span class="keyword">const</span> <a class="code" href="../../dd/d89/class_o_n___plane_equation.html">ON_PlaneEquation</a> <a class="code" href="../../dd/d89/class_o_n___plane_equation.html#a1c12e001d0a9b845cffd0a0b008b6911">UnsetPlaneEquation</a>; <span class="comment">// (ON_UNSET_VALUE,ON_UNSET_VALUE,ON_UNSET_VALUE,ON_UNSET_VALUE)</span></div><div class="line"><a name="l01472"></a><span class="lineno"><a class="line" href="../../dd/d89/class_o_n___plane_equation.html#a72042db29095dbfa9fa6fcaeec6501e6"> 1472</a></span>  <span class="keyword">static</span> <span class="keyword">const</span> <a class="code" href="../../dd/d89/class_o_n___plane_equation.html">ON_PlaneEquation</a> <a class="code" href="../../dd/d89/class_o_n___plane_equation.html#a72042db29095dbfa9fa6fcaeec6501e6">ZeroPlaneEquation</a>; <span class="comment">// (0.0,0.0,0.0,0.0)</span></div><div class="line"><a name="l01473"></a><span class="lineno"> 1473</span> </div><div class="line"><a name="l01474"></a><span class="lineno"> 1474</span>  <a class="code" href="../../dd/d89/class_o_n___plane_equation.html">ON_PlaneEquation</a>();</div><div class="line"><a name="l01475"></a><span class="lineno"> 1475</span> </div><div class="line"><a name="l01476"></a><span class="lineno"> 1476</span>  <a class="code" href="../../dd/d89/class_o_n___plane_equation.html">ON_PlaneEquation</a>(</div><div class="line"><a name="l01477"></a><span class="lineno"> 1477</span>  <span class="keywordtype">double</span> xx, <span class="keywordtype">double</span> yy, <span class="keywordtype">double</span> zz, <span class="keywordtype">double</span> dd</div><div class="line"><a name="l01478"></a><span class="lineno"> 1478</span>  );</div><div class="line"><a name="l01479"></a><span class="lineno"> 1479</span> </div><div class="line"><a name="l01480"></a><span class="lineno"> 1480</span>  <span class="keyword">static</span> <span class="keywordtype">void</span> Set(</div><div class="line"><a name="l01481"></a><span class="lineno"> 1481</span>  <a class="code" href="../../dd/d89/class_o_n___plane_equation.html">ON_PlaneEquation</a>& plane_equation,</div><div class="line"><a name="l01482"></a><span class="lineno"> 1482</span>  <span class="keywordtype">double</span> x, <span class="keywordtype">double</span> y, <span class="keywordtype">double</span> z, <span class="keywordtype">double</span> d</div><div class="line"><a name="l01483"></a><span class="lineno"> 1483</span>  );</div><div class="line"><a name="l01484"></a><span class="lineno"> 1484</span> </div><div class="line"><a name="l01485"></a><span class="lineno"> 1485</span>  <span class="keywordtype">double</span> MaximumCoefficient() <span class="keyword">const</span>;</div><div class="line"><a name="l01486"></a><span class="lineno"> 1486</span> </div><div class="line"><a name="l01487"></a><span class="lineno"> 1487</span>  <span class="comment">/*</span></div><div class="line"><a name="l01488"></a><span class="lineno"> 1488</span> <span class="comment"> Returns:</span></div><div class="line"><a name="l01489"></a><span class="lineno"> 1489</span> <span class="comment"> The plane equation whose coefficient values are </span></div><div class="line"><a name="l01490"></a><span class="lineno"> 1490</span> <span class="comment"> the negative of the coefficent values in this,</span></div><div class="line"><a name="l01491"></a><span class="lineno"> 1491</span> <span class="comment"> provided the coeffient value is valid. Any invalid</span></div><div class="line"><a name="l01492"></a><span class="lineno"> 1492</span> <span class="comment"> coefficent values are copied.</span></div><div class="line"><a name="l01493"></a><span class="lineno"> 1493</span> <span class="comment"> */</span></div><div class="line"><a name="l01494"></a><span class="lineno"> 1494</span>  <a class="code" href="../../dd/d89/class_o_n___plane_equation.html">ON_PlaneEquation</a> NegatedPlaneEquation() <span class="keyword">const</span>;</div><div class="line"><a name="l01495"></a><span class="lineno"> 1495</span> </div><div class="line"><a name="l01496"></a><span class="lineno"> 1496</span> </div><div class="line"><a name="l01497"></a><span class="lineno"> 1497</span>  <span class="comment">/*</span></div><div class="line"><a name="l01498"></a><span class="lineno"> 1498</span> <span class="comment"> Returns:</span></div><div class="line"><a name="l01499"></a><span class="lineno"> 1499</span> <span class="comment"> The plane equation whose first three coefficient values </span></div><div class="line"><a name="l01500"></a><span class="lineno"> 1500</span> <span class="comment"> are a unit vector.</span></div><div class="line"><a name="l01501"></a><span class="lineno"> 1501</span> <span class="comment"> */</span></div><div class="line"><a name="l01502"></a><span class="lineno"> 1502</span>  <a class="code" href="../../dd/d89/class_o_n___plane_equation.html">ON_PlaneEquation</a> UnitizedPlaneEquation() <span class="keyword">const</span>;</div><div class="line"><a name="l01503"></a><span class="lineno"> 1503</span> </div><div class="line"><a name="l01504"></a><span class="lineno"> 1504</span> </div><div class="line"><a name="l01505"></a><span class="lineno"> 1505</span> </div><div class="line"><a name="l01506"></a><span class="lineno"> 1506</span>  <span class="comment">/*</span></div><div class="line"><a name="l01507"></a><span class="lineno"> 1507</span> <span class="comment"> Description:</span></div><div class="line"><a name="l01508"></a><span class="lineno"> 1508</span> <span class="comment"> returns true if x, y, z, d are valid, finite doubles.</span></div><div class="line"><a name="l01509"></a><span class="lineno"> 1509</span> <span class="comment"> Remarks:</span></div><div class="line"><a name="l01510"></a><span class="lineno"> 1510</span> <span class="comment"> this function will return true if x, y and z are all zero.</span></div><div class="line"><a name="l01511"></a><span class="lineno"> 1511</span> <span class="comment"> See Also:</span></div><div class="line"><a name="l01512"></a><span class="lineno"> 1512</span> <span class="comment"> ON_PlaneEquation::IsSet().</span></div><div class="line"><a name="l01513"></a><span class="lineno"> 1513</span> <span class="comment"> */</span></div><div class="line"><a name="l01514"></a><span class="lineno"> 1514</span>  <span class="keywordtype">bool</span> IsValid() <span class="keyword">const</span>;</div><div class="line"><a name="l01515"></a><span class="lineno"> 1515</span> </div><div class="line"><a name="l01516"></a><span class="lineno"> 1516</span>  <span class="comment">/*</span></div><div class="line"><a name="l01517"></a><span class="lineno"> 1517</span> <span class="comment"> Description:</span></div><div class="line"><a name="l01518"></a><span class="lineno"> 1518</span> <span class="comment"> returns true if x, y, z, d are valid, finite doubles and</span></div><div class="line"><a name="l01519"></a><span class="lineno"> 1519</span> <span class="comment"> at least one of x, y or z is not zero.</span></div><div class="line"><a name="l01520"></a><span class="lineno"> 1520</span> <span class="comment"> */</span></div><div class="line"><a name="l01521"></a><span class="lineno"> 1521</span>  <span class="keywordtype">bool</span> IsSet() <span class="keyword">const</span>;</div><div class="line"><a name="l01522"></a><span class="lineno"> 1522</span> </div><div class="line"><a name="l01523"></a><span class="lineno"> 1523</span>  <span class="comment">/*</span></div><div class="line"><a name="l01524"></a><span class="lineno"> 1524</span> <span class="comment"> Description:</span></div><div class="line"><a name="l01525"></a><span class="lineno"> 1525</span> <span class="comment"> Sets (x,y,z) to a unitized N and then sets</span></div><div class="line"><a name="l01526"></a><span class="lineno"> 1526</span> <span class="comment"> d = -(x*P.x + y*P.y + z*P.z).</span></div><div class="line"><a name="l01527"></a><span class="lineno"> 1527</span> <span class="comment"> Parameters:</span></div><div class="line"><a name="l01528"></a><span class="lineno"> 1528</span> <span class="comment"> P - [in] point on the plane</span></div><div class="line"><a name="l01529"></a><span class="lineno"> 1529</span> <span class="comment"> N - [in] vector perpendicular to the plane</span></div><div class="line"><a name="l01530"></a><span class="lineno"> 1530</span> <span class="comment"> Returns:</span></div><div class="line"><a name="l01531"></a><span class="lineno"> 1531</span> <span class="comment"> true if input is valid.</span></div><div class="line"><a name="l01532"></a><span class="lineno"> 1532</span> <span class="comment"> */</span></div><div class="line"><a name="l01533"></a><span class="lineno"> 1533</span>  <span class="keywordtype">bool</span> Create( ON_3dPoint P, ON_3dVector N );</div><div class="line"><a name="l01534"></a><span class="lineno"> 1534</span> </div><div class="line"><a name="l01535"></a><span class="lineno"> 1535</span>  <span class="comment">// index operators mimic double[4] behavior</span></div><div class="line"><a name="l01536"></a><span class="lineno"> 1536</span>  <span class="comment">// Return null refs or ON_UNSET_VALUE for out-of-range indices</span></div><div class="line"><a name="l01537"></a><span class="lineno"> 1537</span>  <span class="keywordtype">double</span>& operator[](<span class="keywordtype">int</span>);</div><div class="line"><a name="l01538"></a><span class="lineno"> 1538</span>  <span class="keywordtype">double</span>& operator[](<span class="keywordtype">unsigned</span> <span class="keywordtype">int</span>);</div><div class="line"><a name="l01539"></a><span class="lineno"> 1539</span>  <span class="keywordtype">double</span> operator[](<span class="keywordtype">int</span>) <span class="keyword">const</span>;</div><div class="line"><a name="l01540"></a><span class="lineno"> 1540</span>  <span class="keywordtype">double</span> operator[](<span class="keywordtype">unsigned</span> <span class="keywordtype">int</span>) <span class="keyword">const</span>;</div><div class="line"><a name="l01541"></a><span class="lineno"> 1541</span> </div><div class="line"><a name="l01542"></a><span class="lineno"> 1542</span>  <span class="comment">/*</span></div><div class="line"><a name="l01543"></a><span class="lineno"> 1543</span> <span class="comment"> Returns:</span></div><div class="line"><a name="l01544"></a><span class="lineno"> 1544</span> <span class="comment"> Direction (x,y,z)</span></div><div class="line"><a name="l01545"></a><span class="lineno"> 1545</span> <span class="comment"> */</span></div><div class="line"><a name="l01546"></a><span class="lineno"> 1546</span>  ON_3dVector Direction() <span class="keyword">const</span>;</div><div class="line"><a name="l01547"></a><span class="lineno"> 1547</span> </div><div class="line"><a name="l01548"></a><span class="lineno"> 1548</span>  <span class="keywordtype">double</span> DirectionLength() <span class="keyword">const</span>;</div><div class="line"><a name="l01549"></a><span class="lineno"> 1549</span> </div><div class="line"><a name="l01550"></a><span class="lineno"> 1550</span>  <span class="comment">/*</span></div><div class="line"><a name="l01551"></a><span class="lineno"> 1551</span> <span class="comment"> Returns:</span></div><div class="line"><a name="l01552"></a><span class="lineno"> 1552</span> <span class="comment"> Unitized direction or zero vector if not set.</span></div><div class="line"><a name="l01553"></a><span class="lineno"> 1553</span> <span class="comment"> */</span></div><div class="line"><a name="l01554"></a><span class="lineno"> 1554</span>  ON_3dVector UnitNormal() <span class="keyword">const</span>;</div><div class="line"><a name="l01555"></a><span class="lineno"> 1555</span> </div><div class="line"><a name="l01556"></a><span class="lineno"> 1556</span>  <span class="comment">/*</span></div><div class="line"><a name="l01557"></a><span class="lineno"> 1557</span> <span class="comment"> Returns 1: this and other vectors are parallel</span></div><div class="line"><a name="l01558"></a><span class="lineno"> 1558</span> <span class="comment"> -1: this and other vectors are anti-parallel</span></div><div class="line"><a name="l01559"></a><span class="lineno"> 1559</span> <span class="comment"> 0: this and other vectors are not parallel</span></div><div class="line"><a name="l01560"></a><span class="lineno"> 1560</span> <span class="comment"> or at least one of the vectors is zero</span></div><div class="line"><a name="l01561"></a><span class="lineno"> 1561</span> <span class="comment"> */</span></div><div class="line"><a name="l01562"></a><span class="lineno"> 1562</span>  <span class="keywordtype">int</span> IsParallelTo( </div><div class="line"><a name="l01563"></a><span class="lineno"> 1563</span>  <span class="keyword">const</span> <a class="code" href="../../dd/d89/class_o_n___plane_equation.html">ON_PlaneEquation</a>& other, <span class="comment">// other plane equation</span></div><div class="line"><a name="l01564"></a><span class="lineno"> 1564</span>  <span class="keywordtype">double</span> angle_tolerance = ON_DEFAULT_ANGLE_TOLERANCE <span class="comment">// optional angle tolerance (radians)</span></div><div class="line"><a name="l01565"></a><span class="lineno"> 1565</span>  ) <span class="keyword">const</span>;</div><div class="line"><a name="l01566"></a><span class="lineno"> 1566</span> </div><div class="line"><a name="l01567"></a><span class="lineno"> 1567</span>  <span class="comment">/*</span></div><div class="line"><a name="l01568"></a><span class="lineno"> 1568</span> <span class="comment"> Description:</span></div><div class="line"><a name="l01569"></a><span class="lineno"> 1569</span> <span class="comment"> Evaluate the plane at a point.</span></div><div class="line"><a name="l01570"></a><span class="lineno"> 1570</span> <span class="comment"> Parameters:</span></div><div class="line"><a name="l01571"></a><span class="lineno"> 1571</span> <span class="comment"> P - [in]</span></div><div class="line"><a name="l01572"></a><span class="lineno"> 1572</span> <span class="comment"> Returns:</span></div><div class="line"><a name="l01573"></a><span class="lineno"> 1573</span> <span class="comment"> x*P.x + y*P.y + z*P.z + d;</span></div><div class="line"><a name="l01574"></a><span class="lineno"> 1574</span> <span class="comment"> */</span></div><div class="line"><a name="l01575"></a><span class="lineno"> 1575</span>  <span class="keywordtype">double</span> ValueAt(ON_3dPoint P) <span class="keyword">const</span>;</div><div class="line"><a name="l01576"></a><span class="lineno"> 1576</span>  <span class="keywordtype">double</span> ValueAt(<a class="code" href="../../d9/db1/class_o_n__4d_point.html">ON_4dPoint</a> P) <span class="keyword">const</span>;</div><div class="line"><a name="l01577"></a><span class="lineno"> 1577</span>  <span class="keywordtype">double</span> ValueAt(ON_3dVector P) <span class="keyword">const</span>;</div><div class="line"><a name="l01578"></a><span class="lineno"> 1578</span>  <span class="keywordtype">double</span> ValueAt(<span class="keywordtype">double</span> x, <span class="keywordtype">double</span> y, <span class="keywordtype">double</span> z) <span class="keyword">const</span>;</div><div class="line"><a name="l01579"></a><span class="lineno"> 1579</span> </div><div class="line"><a name="l01580"></a><span class="lineno"> 1580</span>  <span class="comment">/*</span></div><div class="line"><a name="l01581"></a><span class="lineno"> 1581</span> <span class="comment"> Returns:</span></div><div class="line"><a name="l01582"></a><span class="lineno"> 1582</span> <span class="comment"> ON_Interval::EmptyInterval if input is not valid.</span></div><div class="line"><a name="l01583"></a><span class="lineno"> 1583</span> <span class="comment"> */</span></div><div class="line"><a name="l01584"></a><span class="lineno"> 1584</span>  <a class="code" href="../../dc/dc7/class_o_n___interval.html">ON_Interval</a> ValueRange(</div><div class="line"><a name="l01585"></a><span class="lineno"> 1585</span>  <span class="keywordtype">size_t</span> point_list_count,</div><div class="line"><a name="l01586"></a><span class="lineno"> 1586</span>  <span class="keyword">const</span> ON_3dPoint* point_list</div><div class="line"><a name="l01587"></a><span class="lineno"> 1587</span>  ) <span class="keyword">const</span>;</div><div class="line"><a name="l01588"></a><span class="lineno"> 1588</span> </div><div class="line"><a name="l01589"></a><span class="lineno"> 1589</span>  <span class="comment">/*</span></div><div class="line"><a name="l01590"></a><span class="lineno"> 1590</span> <span class="comment"> Returns:</span></div><div class="line"><a name="l01591"></a><span class="lineno"> 1591</span> <span class="comment"> ON_Interval::EmptyInterval if input is not valid.</span></div><div class="line"><a name="l01592"></a><span class="lineno"> 1592</span> <span class="comment"> */</span></div><div class="line"><a name="l01593"></a><span class="lineno"> 1593</span>  <a class="code" href="../../dc/dc7/class_o_n___interval.html">ON_Interval</a> ValueRange(</div><div class="line"><a name="l01594"></a><span class="lineno"> 1594</span>  <span class="keyword">const</span> <a class="code" href="../../dc/dfe/class_o_n___simple_array.html">ON_SimpleArray< ON_3dPoint ></a>& point_list</div><div class="line"><a name="l01595"></a><span class="lineno"> 1595</span>  ) <span class="keyword">const</span>;</div><div class="line"><a name="l01596"></a><span class="lineno"> 1596</span> </div><div class="line"><a name="l01597"></a><span class="lineno"> 1597</span>  <span class="comment">/*</span></div><div class="line"><a name="l01598"></a><span class="lineno"> 1598</span> <span class="comment"> Returns:</span></div><div class="line"><a name="l01599"></a><span class="lineno"> 1599</span> <span class="comment"> ON_Interval::EmptyInterval if input is not valid.</span></div><div class="line"><a name="l01600"></a><span class="lineno"> 1600</span> <span class="comment"> */</span></div><div class="line"><a name="l01601"></a><span class="lineno"> 1601</span>  <a class="code" href="../../dc/dc7/class_o_n___interval.html">ON_Interval</a> ValueRange(</div><div class="line"><a name="l01602"></a><span class="lineno"> 1602</span>  <span class="keywordtype">size_t</span> point_list_count,</div><div class="line"><a name="l01603"></a><span class="lineno"> 1603</span>  <span class="keyword">const</span> <a class="code" href="../../d0/dec/class_o_n__3f_point.html">ON_3fPoint</a>* point_list</div><div class="line"><a name="l01604"></a><span class="lineno"> 1604</span>  ) <span class="keyword">const</span>;</div><div class="line"><a name="l01605"></a><span class="lineno"> 1605</span> </div><div class="line"><a name="l01606"></a><span class="lineno"> 1606</span>  <span class="comment">/*</span></div><div class="line"><a name="l01607"></a><span class="lineno"> 1607</span> <span class="comment"> Returns:</span></div><div class="line"><a name="l01608"></a><span class="lineno"> 1608</span> <span class="comment"> ON_Interval::EmptyInterval if input is not valid.</span></div><div class="line"><a name="l01609"></a><span class="lineno"> 1609</span> <span class="comment"> */</span></div><div class="line"><a name="l01610"></a><span class="lineno"> 1610</span>  <a class="code" href="../../dc/dc7/class_o_n___interval.html">ON_Interval</a> ValueRange(</div><div class="line"><a name="l01611"></a><span class="lineno"> 1611</span>  <span class="keyword">const</span> <a class="code" href="../../dc/dfe/class_o_n___simple_array.html">ON_SimpleArray< ON_3fPoint ></a>& point_list</div><div class="line"><a name="l01612"></a><span class="lineno"> 1612</span>  ) <span class="keyword">const</span>;</div><div class="line"><a name="l01613"></a><span class="lineno"> 1613</span> </div><div class="line"><a name="l01614"></a><span class="lineno"> 1614</span>  <span class="comment">/*</span></div><div class="line"><a name="l01615"></a><span class="lineno"> 1615</span> <span class="comment"> Returns:</span></div><div class="line"><a name="l01616"></a><span class="lineno"> 1616</span> <span class="comment"> ON_Interval::EmptyInterval if input is not valid.</span></div><div class="line"><a name="l01617"></a><span class="lineno"> 1617</span> <span class="comment"> */</span></div><div class="line"><a name="l01618"></a><span class="lineno"> 1618</span>  <a class="code" href="../../dc/dc7/class_o_n___interval.html">ON_Interval</a> ValueRange(</div><div class="line"><a name="l01619"></a><span class="lineno"> 1619</span>  <span class="keyword">const</span> <span class="keyword">class</span> <a class="code" href="../../d0/d8a/class_o_n__3d_point_list_ref.html">ON_3dPointListRef</a>& point_list</div><div class="line"><a name="l01620"></a><span class="lineno"> 1620</span>  ) <span class="keyword">const</span>;</div><div class="line"><a name="l01621"></a><span class="lineno"> 1621</span> </div><div class="line"><a name="l01622"></a><span class="lineno"> 1622</span>  <span class="comment">/*</span></div><div class="line"><a name="l01623"></a><span class="lineno"> 1623</span> <span class="comment"> Returns:</span></div><div class="line"><a name="l01624"></a><span class="lineno"> 1624</span> <span class="comment"> ON_Interval::EmptyInterval if input is not valid.</span></div><div class="line"><a name="l01625"></a><span class="lineno"> 1625</span> <span class="comment"> */</span></div><div class="line"><a name="l01626"></a><span class="lineno"> 1626</span>  <a class="code" href="../../dc/dc7/class_o_n___interval.html">ON_Interval</a> ValueRange(</div><div class="line"><a name="l01627"></a><span class="lineno"> 1627</span>  <span class="keywordtype">size_t</span> point_index_count,</div><div class="line"><a name="l01628"></a><span class="lineno"> 1628</span>  <span class="keyword">const</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span>* point_index_list,</div><div class="line"><a name="l01629"></a><span class="lineno"> 1629</span>  <span class="keyword">const</span> <span class="keyword">class</span> <a class="code" href="../../d0/d8a/class_o_n__3d_point_list_ref.html">ON_3dPointListRef</a>& point_list</div><div class="line"><a name="l01630"></a><span class="lineno"> 1630</span>  ) <span class="keyword">const</span>;</div><div class="line"><a name="l01631"></a><span class="lineno"> 1631</span> </div><div class="line"><a name="l01632"></a><span class="lineno"> 1632</span>  <a class="code" href="../../dc/dc7/class_o_n___interval.html">ON_Interval</a> ValueRange(</div><div class="line"><a name="l01633"></a><span class="lineno"> 1633</span>  <span class="keywordtype">size_t</span> point_index_count,</div><div class="line"><a name="l01634"></a><span class="lineno"> 1634</span>  <span class="keywordtype">size_t</span> point_index_stride,</div><div class="line"><a name="l01635"></a><span class="lineno"> 1635</span>  <span class="keyword">const</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span>* point_index_list,</div><div class="line"><a name="l01636"></a><span class="lineno"> 1636</span>  <span class="keyword">const</span> <span class="keyword">class</span> <a class="code" href="../../d0/d8a/class_o_n__3d_point_list_ref.html">ON_3dPointListRef</a>& point_list</div><div class="line"><a name="l01637"></a><span class="lineno"> 1637</span>  ) <span class="keyword">const</span>;</div><div class="line"><a name="l01638"></a><span class="lineno"> 1638</span> </div><div class="line"><a name="l01639"></a><span class="lineno"> 1639</span>  <span class="comment">/*</span></div><div class="line"><a name="l01640"></a><span class="lineno"> 1640</span> <span class="comment"> Description:</span></div><div class="line"><a name="l01641"></a><span class="lineno"> 1641</span> <span class="comment"> Evaluate the plane at a list of point values.</span></div><div class="line"><a name="l01642"></a><span class="lineno"> 1642</span> <span class="comment"> Parameters:</span></div><div class="line"><a name="l01643"></a><span class="lineno"> 1643</span> <span class="comment"> Pcount - [in]</span></div><div class="line"><a name="l01644"></a><span class="lineno"> 1644</span> <span class="comment"> number of points</span></div><div class="line"><a name="l01645"></a><span class="lineno"> 1645</span> <span class="comment"> P - [in]</span></div><div class="line"><a name="l01646"></a><span class="lineno"> 1646</span> <span class="comment"> points</span></div><div class="line"><a name="l01647"></a><span class="lineno"> 1647</span> <span class="comment"> value - [in]</span></div><div class="line"><a name="l01648"></a><span class="lineno"> 1648</span> <span class="comment"> If not null, value[] must be an array of length at least Pcount.</span></div><div class="line"><a name="l01649"></a><span class="lineno"> 1649</span> <span class="comment"> The values will be stored in this array. If null, the an array</span></div><div class="line"><a name="l01650"></a><span class="lineno"> 1650</span> <span class="comment"> will be allocated with onmalloc() and returned.</span></div><div class="line"><a name="l01651"></a><span class="lineno"> 1651</span> <span class="comment"> value_range - [out]</span></div><div class="line"><a name="l01652"></a><span class="lineno"> 1652</span> <span class="comment"> If not null, the range of values will be returned here.</span></div><div class="line"><a name="l01653"></a><span class="lineno"> 1653</span> <span class="comment"> Returns:</span></div><div class="line"><a name="l01654"></a><span class="lineno"> 1654</span> <span class="comment"> An array of Pcount values. If the input parameter value was null,</span></div><div class="line"><a name="l01655"></a><span class="lineno"> 1655</span> <span class="comment"> then the array is allocated on the heap using onmalloc() and the </span></div><div class="line"><a name="l01656"></a><span class="lineno"> 1656</span> <span class="comment"> caller is responsible for calling onfree() when finished. If the </span></div><div class="line"><a name="l01657"></a><span class="lineno"> 1657</span> <span class="comment"> input is not valid, null is returned.</span></div><div class="line"><a name="l01658"></a><span class="lineno"> 1658</span> <span class="comment"> */</span></div><div class="line"><a name="l01659"></a><span class="lineno"> 1659</span>  <span class="keywordtype">double</span>* ValueAt(</div><div class="line"><a name="l01660"></a><span class="lineno"> 1660</span>  <span class="keywordtype">int</span> Pcount,</div><div class="line"><a name="l01661"></a><span class="lineno"> 1661</span>  <span class="keyword">const</span> <a class="code" href="../../d0/dec/class_o_n__3f_point.html">ON_3fPoint</a>* P,</div><div class="line"><a name="l01662"></a><span class="lineno"> 1662</span>  <span class="keywordtype">double</span>* value,</div><div class="line"><a name="l01663"></a><span class="lineno"> 1663</span>  <span class="keywordtype">double</span> value_range[2]</div><div class="line"><a name="l01664"></a><span class="lineno"> 1664</span>  ) <span class="keyword">const</span>;</div><div class="line"><a name="l01665"></a><span class="lineno"> 1665</span> </div><div class="line"><a name="l01666"></a><span class="lineno"> 1666</span>  <span class="keywordtype">double</span>* ValueAt(</div><div class="line"><a name="l01667"></a><span class="lineno"> 1667</span>  <span class="keywordtype">int</span> Pcount,</div><div class="line"><a name="l01668"></a><span class="lineno"> 1668</span>  <span class="keyword">const</span> ON_3dPoint* P,</div><div class="line"><a name="l01669"></a><span class="lineno"> 1669</span>  <span class="keywordtype">double</span>* value,</div><div class="line"><a name="l01670"></a><span class="lineno"> 1670</span>  <span class="keywordtype">double</span> value_range[2]</div><div class="line"><a name="l01671"></a><span class="lineno"> 1671</span>  ) <span class="keyword">const</span>;</div><div class="line"><a name="l01672"></a><span class="lineno"> 1672</span> </div><div class="line"><a name="l01673"></a><span class="lineno"> 1673</span>  <span class="comment">/*</span></div><div class="line"><a name="l01674"></a><span class="lineno"> 1674</span> <span class="comment"> Description:</span></div><div class="line"><a name="l01675"></a><span class="lineno"> 1675</span> <span class="comment"> This function calculates and evalutes points that </span></div><div class="line"><a name="l01676"></a><span class="lineno"> 1676</span> <span class="comment"> would be exactly on the plane if double precision</span></div><div class="line"><a name="l01677"></a><span class="lineno"> 1677</span> <span class="comment"> aritmetic were mathematically perfect and returns</span></div><div class="line"><a name="l01678"></a><span class="lineno"> 1678</span> <span class="comment"> the largest value of the evaluations.</span></div><div class="line"><a name="l01679"></a><span class="lineno"> 1679</span> <span class="comment"> */</span></div><div class="line"><a name="l01680"></a><span class="lineno"> 1680</span>  <span class="keywordtype">double</span> ZeroTolerance() <span class="keyword">const</span>;</div><div class="line"><a name="l01681"></a><span class="lineno"> 1681</span> </div><div class="line"><a name="l01682"></a><span class="lineno"> 1682</span>  <span class="comment">/*</span></div><div class="line"><a name="l01683"></a><span class="lineno"> 1683</span> <span class="comment"> Description:</span></div><div class="line"><a name="l01684"></a><span class="lineno"> 1684</span> <span class="comment"> Transform the plane equation so that, if e0 is the initial</span></div><div class="line"><a name="l01685"></a><span class="lineno"> 1685</span> <span class="comment"> equation, e1 is transformed equation and P is a point,</span></div><div class="line"><a name="l01686"></a><span class="lineno"> 1686</span> <span class="comment"> then e0.ValueAt(P) = e1.ValueAt(xform*P).</span></div><div class="line"><a name="l01687"></a><span class="lineno"> 1687</span> <span class="comment"> Parameters:</span></div><div class="line"><a name="l01688"></a><span class="lineno"> 1688</span> <span class="comment"> xform - [in]</span></div><div class="line"><a name="l01689"></a><span class="lineno"> 1689</span> <span class="comment"> Invertable transformation.</span></div><div class="line"><a name="l01690"></a><span class="lineno"> 1690</span> <span class="comment"> Returns:</span></div><div class="line"><a name="l01691"></a><span class="lineno"> 1691</span> <span class="comment"> True if the plane equation was successfully transformed.</span></div><div class="line"><a name="l01692"></a><span class="lineno"> 1692</span> <span class="comment"> False if xform is not invertable or the equation is not</span></div><div class="line"><a name="l01693"></a><span class="lineno"> 1693</span> <span class="comment"> valid.</span></div><div class="line"><a name="l01694"></a><span class="lineno"> 1694</span> <span class="comment"> Remarks:</span></div><div class="line"><a name="l01695"></a><span class="lineno"> 1695</span> <span class="comment"> This function has to invert xform. If you have apply the</span></div><div class="line"><a name="l01696"></a><span class="lineno"> 1696</span> <span class="comment"> same transformation to a bunch of planes, then it will be</span></div><div class="line"><a name="l01697"></a><span class="lineno"> 1697</span> <span class="comment"> more efficient to calculate xform's inverse transpose</span></div><div class="line"><a name="l01698"></a><span class="lineno"> 1698</span> <span class="comment"> and apply the resultingt transformation to the equation's</span></div><div class="line"><a name="l01699"></a><span class="lineno"> 1699</span> <span class="comment"> coefficients as if they were 4d point coordinates.</span></div><div class="line"><a name="l01700"></a><span class="lineno"> 1700</span> <span class="comment"> */</span></div><div class="line"><a name="l01701"></a><span class="lineno"> 1701</span>  <span class="keywordtype">bool</span> Transform( <span class="keyword">const</span> ON_Xform& xform );</div><div class="line"><a name="l01702"></a><span class="lineno"> 1702</span> </div><div class="line"><a name="l01703"></a><span class="lineno"> 1703</span>  <span class="comment">/*</span></div><div class="line"><a name="l01704"></a><span class="lineno"> 1704</span> <span class="comment"> Description:</span></div><div class="line"><a name="l01705"></a><span class="lineno"> 1705</span> <span class="comment"> Get point on plane that is closest to a given point.</span></div><div class="line"><a name="l01706"></a><span class="lineno"> 1706</span> <span class="comment"> Parameters:</span></div><div class="line"><a name="l01707"></a><span class="lineno"> 1707</span> <span class="comment"> point - [in]</span></div><div class="line"><a name="l01708"></a><span class="lineno"> 1708</span> <span class="comment"> Returns:</span></div><div class="line"><a name="l01709"></a><span class="lineno"> 1709</span> <span class="comment"> A 3d point on the plane that is closest to the input point.</span></div><div class="line"><a name="l01710"></a><span class="lineno"> 1710</span> <span class="comment"> */</span></div><div class="line"><a name="l01711"></a><span class="lineno"> 1711</span>  ON_3dPoint ClosestPointTo( ON_3dPoint point ) <span class="keyword">const</span>;</div><div class="line"><a name="l01712"></a><span class="lineno"> 1712</span> </div><div class="line"><a name="l01713"></a><span class="lineno"> 1713</span>  <span class="comment">/*</span></div><div class="line"><a name="l01714"></a><span class="lineno"> 1714</span> <span class="comment"> Description:</span></div><div class="line"><a name="l01715"></a><span class="lineno"> 1715</span> <span class="comment"> Get the minimum value of the plane equation</span></div><div class="line"><a name="l01716"></a><span class="lineno"> 1716</span> <span class="comment"> on a bounding box.</span></div><div class="line"><a name="l01717"></a><span class="lineno"> 1717</span> <span class="comment"> Parameters:</span></div><div class="line"><a name="l01718"></a><span class="lineno"> 1718</span> <span class="comment"> bbox - [in] </span></div><div class="line"><a name="l01719"></a><span class="lineno"> 1719</span> <span class="comment"> Returns:</span></div><div class="line"><a name="l01720"></a><span class="lineno"> 1720</span> <span class="comment"> Minimum value of the plane equation on the bounding box.</span></div><div class="line"><a name="l01721"></a><span class="lineno"> 1721</span> <span class="comment"> */</span></div><div class="line"><a name="l01722"></a><span class="lineno"> 1722</span>  <span class="keywordtype">double</span> MinimumValueAt(<span class="keyword">const</span> <a class="code" href="../../d1/d17/class_o_n___bounding_box.html">ON_BoundingBox</a>& bbox) <span class="keyword">const</span>;</div><div class="line"><a name="l01723"></a><span class="lineno"> 1723</span> </div><div class="line"><a name="l01724"></a><span class="lineno"> 1724</span>  <span class="comment">/*</span></div><div class="line"><a name="l01725"></a><span class="lineno"> 1725</span> <span class="comment"> Description:</span></div><div class="line"><a name="l01726"></a><span class="lineno"> 1726</span> <span class="comment"> Get the maximum value of the plane equation</span></div><div class="line"><a name="l01727"></a><span class="lineno"> 1727</span> <span class="comment"> on a bounding box.</span></div><div class="line"><a name="l01728"></a><span class="lineno"> 1728</span> <span class="comment"> Parameters:</span></div><div class="line"><a name="l01729"></a><span class="lineno"> 1729</span> <span class="comment"> bbox - [in] </span></div><div class="line"><a name="l01730"></a><span class="lineno"> 1730</span> <span class="comment"> Returns:</span></div><div class="line"><a name="l01731"></a><span class="lineno"> 1731</span> <span class="comment"> Maximum value of the plane equation on the bounding box.</span></div><div class="line"><a name="l01732"></a><span class="lineno"> 1732</span> <span class="comment"> */</span></div><div class="line"><a name="l01733"></a><span class="lineno"> 1733</span>  <span class="keywordtype">double</span> MaximumValueAt(<span class="keyword">const</span> <a class="code" href="../../d1/d17/class_o_n___bounding_box.html">ON_BoundingBox</a>& bbox) <span class="keyword">const</span>;</div><div class="line"><a name="l01734"></a><span class="lineno"> 1734</span> </div><div class="line"><a name="l01735"></a><span class="lineno"> 1735</span> </div><div class="line"><a name="l01736"></a><span class="lineno"> 1736</span>  <span class="comment">/*</span></div><div class="line"><a name="l01737"></a><span class="lineno"> 1737</span> <span class="comment"> Description:</span></div><div class="line"><a name="l01738"></a><span class="lineno"> 1738</span> <span class="comment"> Get the maximum value of the plane equation on a set of 3d points.</span></div><div class="line"><a name="l01739"></a><span class="lineno"> 1739</span> <span class="comment"> Parameters:</span></div><div class="line"><a name="l01740"></a><span class="lineno"> 1740</span> <span class="comment"> bRational - [in]</span></div><div class="line"><a name="l01741"></a><span class="lineno"> 1741</span> <span class="comment"> False if the points are euclidean (x,y,z)</span></div><div class="line"><a name="l01742"></a><span class="lineno"> 1742</span> <span class="comment"> True if the points are homogenous rational (x,y,z,w)</span></div><div class="line"><a name="l01743"></a><span class="lineno"> 1743</span> <span class="comment"> (x/w,y/w,z/w) is used to evaluate the value.</span></div><div class="line"><a name="l01744"></a><span class="lineno"> 1744</span> <span class="comment"> point_count - [in]</span></div><div class="line"><a name="l01745"></a><span class="lineno"> 1745</span> <span class="comment"> point_stride - [in]</span></div><div class="line"><a name="l01746"></a><span class="lineno"> 1746</span> <span class="comment"> i-th point's x coordinate = points[i*point_stride]</span></div><div class="line"><a name="l01747"></a><span class="lineno"> 1747</span> <span class="comment"> points - [in]</span></div><div class="line"><a name="l01748"></a><span class="lineno"> 1748</span> <span class="comment"> coordinates of points</span></div><div class="line"><a name="l01749"></a><span class="lineno"> 1749</span> <span class="comment"> stop_value - [in]</span></div><div class="line"><a name="l01750"></a><span class="lineno"> 1750</span> <span class="comment"> If stop_value is valid and not ON_UNSET_VALUE, then the </span></div><div class="line"><a name="l01751"></a><span class="lineno"> 1751</span> <span class="comment"> evaulation stops if a value > stop_value is found. </span></div><div class="line"><a name="l01752"></a><span class="lineno"> 1752</span> <span class="comment"> If stop_value = ON_UNSET_VALUE, then stop_value is ignored.</span></div><div class="line"><a name="l01753"></a><span class="lineno"> 1753</span> <span class="comment"> Returns:</span></div><div class="line"><a name="l01754"></a><span class="lineno"> 1754</span> <span class="comment"> Maximum value of the plane equation on the point list.</span></div><div class="line"><a name="l01755"></a><span class="lineno"> 1755</span> <span class="comment"> If the input is not valid, then ON_UNSET_VALUE is returned.</span></div><div class="line"><a name="l01756"></a><span class="lineno"> 1756</span> <span class="comment"> */</span></div><div class="line"><a name="l01757"></a><span class="lineno"> 1757</span>  <span class="keywordtype">double</span> MaximumValueAt(</div><div class="line"><a name="l01758"></a><span class="lineno"> 1758</span>  <span class="keywordtype">bool</span> bRational,</div><div class="line"><a name="l01759"></a><span class="lineno"> 1759</span>  <span class="keywordtype">int</span> point_count,</div><div class="line"><a name="l01760"></a><span class="lineno"> 1760</span>  <span class="keywordtype">int</span> point_stride,</div><div class="line"><a name="l01761"></a><span class="lineno"> 1761</span>  <span class="keyword">const</span> <span class="keywordtype">double</span>* points,</div><div class="line"><a name="l01762"></a><span class="lineno"> 1762</span>  <span class="keywordtype">double</span> stop_value</div><div class="line"><a name="l01763"></a><span class="lineno"> 1763</span>  ) <span class="keyword">const</span>;</div><div class="line"><a name="l01764"></a><span class="lineno"> 1764</span> </div><div class="line"><a name="l01765"></a><span class="lineno"> 1765</span>  <span class="comment">/*</span></div><div class="line"><a name="l01766"></a><span class="lineno"> 1766</span> <span class="comment"> Description:</span></div><div class="line"><a name="l01767"></a><span class="lineno"> 1767</span> <span class="comment"> Get the minimum value of the plane equation on a set of 3d points.</span></div><div class="line"><a name="l01768"></a><span class="lineno"> 1768</span> <span class="comment"> Parameters:</span></div><div class="line"><a name="l01769"></a><span class="lineno"> 1769</span> <span class="comment"> bRational - [in]</span></div><div class="line"><a name="l01770"></a><span class="lineno"> 1770</span> <span class="comment"> False if the points are euclidean (x,y,z)</span></div><div class="line"><a name="l01771"></a><span class="lineno"> 1771</span> <span class="comment"> True if the points are homogenous rational (x,y,z,w)</span></div><div class="line"><a name="l01772"></a><span class="lineno"> 1772</span> <span class="comment"> (x/w,y/w,z/w) is used to evaluate the value.</span></div><div class="line"><a name="l01773"></a><span class="lineno"> 1773</span> <span class="comment"> point_count - [in]</span></div><div class="line"><a name="l01774"></a><span class="lineno"> 1774</span> <span class="comment"> point_stride - [in]</span></div><div class="line"><a name="l01775"></a><span class="lineno"> 1775</span> <span class="comment"> i-th point's x coordinate = points[i*point_stride]</span></div><div class="line"><a name="l01776"></a><span class="lineno"> 1776</span> <span class="comment"> points - [in]</span></div><div class="line"><a name="l01777"></a><span class="lineno"> 1777</span> <span class="comment"> coordinates of points</span></div><div class="line"><a name="l01778"></a><span class="lineno"> 1778</span> <span class="comment"> stop_value - [in]</span></div><div class="line"><a name="l01779"></a><span class="lineno"> 1779</span> <span class="comment"> If stop_value is valid and not ON_UNSET_VALUE, then the </span></div><div class="line"><a name="l01780"></a><span class="lineno"> 1780</span> <span class="comment"> evaulation stops if a value < stop_value is found. </span></div><div class="line"><a name="l01781"></a><span class="lineno"> 1781</span> <span class="comment"> If stop_value = ON_UNSET_VALUE, then stop_value is ignored.</span></div><div class="line"><a name="l01782"></a><span class="lineno"> 1782</span> <span class="comment"> Returns:</span></div><div class="line"><a name="l01783"></a><span class="lineno"> 1783</span> <span class="comment"> Maximum value of the plane equation on the point list.</span></div><div class="line"><a name="l01784"></a><span class="lineno"> 1784</span> <span class="comment"> If the input is not valid, then ON_UNSET_VALUE is returned.</span></div><div class="line"><a name="l01785"></a><span class="lineno"> 1785</span> <span class="comment"> */</span></div><div class="line"><a name="l01786"></a><span class="lineno"> 1786</span>  <span class="keywordtype">double</span> MinimumValueAt(</div><div class="line"><a name="l01787"></a><span class="lineno"> 1787</span>  <span class="keywordtype">bool</span> bRational,</div><div class="line"><a name="l01788"></a><span class="lineno"> 1788</span>  <span class="keywordtype">int</span> point_count,</div><div class="line"><a name="l01789"></a><span class="lineno"> 1789</span>  <span class="keywordtype">int</span> point_stride,</div><div class="line"><a name="l01790"></a><span class="lineno"> 1790</span>  <span class="keyword">const</span> <span class="keywordtype">double</span>* points,</div><div class="line"><a name="l01791"></a><span class="lineno"> 1791</span>  <span class="keywordtype">double</span> stop_value</div><div class="line"><a name="l01792"></a><span class="lineno"> 1792</span>  ) <span class="keyword">const</span>;</div><div class="line"><a name="l01793"></a><span class="lineno"> 1793</span> </div><div class="line"><a name="l01794"></a><span class="lineno"> 1794</span>  <span class="comment">/*</span></div><div class="line"><a name="l01795"></a><span class="lineno"> 1795</span> <span class="comment"> Description:</span></div><div class="line"><a name="l01796"></a><span class="lineno"> 1796</span> <span class="comment"> Get the maximum absolute value of the plane equation </span></div><div class="line"><a name="l01797"></a><span class="lineno"> 1797</span> <span class="comment"> on a set of 3d points.</span></div><div class="line"><a name="l01798"></a><span class="lineno"> 1798</span> <span class="comment"> Parameters:</span></div><div class="line"><a name="l01799"></a><span class="lineno"> 1799</span> <span class="comment"> bRational - [in]</span></div><div class="line"><a name="l01800"></a><span class="lineno"> 1800</span> <span class="comment"> False if the points are euclidean (x,y,z)</span></div><div class="line"><a name="l01801"></a><span class="lineno"> 1801</span> <span class="comment"> True if the points are homogenous rational (x,y,z,w)</span></div><div class="line"><a name="l01802"></a><span class="lineno"> 1802</span> <span class="comment"> (x/w,y/w,z/w) is used to evaluate the value.</span></div><div class="line"><a name="l01803"></a><span class="lineno"> 1803</span> <span class="comment"> point_count - [in]</span></div><div class="line"><a name="l01804"></a><span class="lineno"> 1804</span> <span class="comment"> point_stride - [in]</span></div><div class="line"><a name="l01805"></a><span class="lineno"> 1805</span> <span class="comment"> i-th point's x coordinate = points[i*point_stride]</span></div><div class="line"><a name="l01806"></a><span class="lineno"> 1806</span> <span class="comment"> points - [in]</span></div><div class="line"><a name="l01807"></a><span class="lineno"> 1807</span> <span class="comment"> coordinates of points</span></div><div class="line"><a name="l01808"></a><span class="lineno"> 1808</span> <span class="comment"> stop_value - [in]</span></div><div class="line"><a name="l01809"></a><span class="lineno"> 1809</span> <span class="comment"> If stop_value >= 0.0, then the evaulation stops if an</span></div><div class="line"><a name="l01810"></a><span class="lineno"> 1810</span> <span class="comment"> absolute value > stop_value is found. If stop_value < 0.0 </span></div><div class="line"><a name="l01811"></a><span class="lineno"> 1811</span> <span class="comment"> or stop_value is invalid, then stop_value is ignored.</span></div><div class="line"><a name="l01812"></a><span class="lineno"> 1812</span> <span class="comment"> Returns:</span></div><div class="line"><a name="l01813"></a><span class="lineno"> 1813</span> <span class="comment"> Maximum value of the plane equation on the point list.</span></div><div class="line"><a name="l01814"></a><span class="lineno"> 1814</span> <span class="comment"> If the input is not valid, then ON_UNSET_VALUE is returned.</span></div><div class="line"><a name="l01815"></a><span class="lineno"> 1815</span> <span class="comment"> */</span></div><div class="line"><a name="l01816"></a><span class="lineno"> 1816</span>  <span class="keywordtype">double</span> MaximumAbsoluteValueAt(</div><div class="line"><a name="l01817"></a><span class="lineno"> 1817</span>  <span class="keywordtype">bool</span> bRational,</div><div class="line"><a name="l01818"></a><span class="lineno"> 1818</span>  <span class="keywordtype">int</span> point_count,</div><div class="line"><a name="l01819"></a><span class="lineno"> 1819</span>  <span class="keywordtype">int</span> point_stride,</div><div class="line"><a name="l01820"></a><span class="lineno"> 1820</span>  <span class="keyword">const</span> <span class="keywordtype">double</span>* points,</div><div class="line"><a name="l01821"></a><span class="lineno"> 1821</span>  <span class="keywordtype">double</span> stop_value</div><div class="line"><a name="l01822"></a><span class="lineno"> 1822</span>  ) <span class="keyword">const</span>;</div><div class="line"><a name="l01823"></a><span class="lineno"> 1823</span> </div><div class="line"><a name="l01824"></a><span class="lineno"> 1824</span>  <span class="comment">/*</span></div><div class="line"><a name="l01825"></a><span class="lineno"> 1825</span> <span class="comment"> Description:</span></div><div class="line"><a name="l01826"></a><span class="lineno"> 1826</span> <span class="comment"> Test points on a bezier curve to see if they are near the plane.</span></div><div class="line"><a name="l01827"></a><span class="lineno"> 1827</span> <span class="comment"> Parameters:</span></div><div class="line"><a name="l01828"></a><span class="lineno"> 1828</span> <span class="comment"> bezcrv - [in]</span></div><div class="line"><a name="l01829"></a><span class="lineno"> 1829</span> <span class="comment"> s0 - [in]</span></div><div class="line"><a name="l01830"></a><span class="lineno"> 1830</span> <span class="comment"> s1 - [in] the interval from s0 to s1 is tested (s0 < s1)</span></div><div class="line"><a name="l01831"></a><span class="lineno"> 1831</span> <span class="comment"> sample_count - [in] number of interior points to test. </span></div><div class="line"><a name="l01832"></a><span class="lineno"> 1832</span> <span class="comment"> Numbers like 1, 3, 7, 15, ... work best.</span></div><div class="line"><a name="l01833"></a><span class="lineno"> 1833</span> <span class="comment"> endpoint_tolerance - [in] If >= 0, then the end points are </span></div><div class="line"><a name="l01834"></a><span class="lineno"> 1834</span> <span class="comment"> tested to see if the distance from the endpoints </span></div><div class="line"><a name="l01835"></a><span class="lineno"> 1835</span> <span class="comment"> is <= endpoint_tolerance.</span></div><div class="line"><a name="l01836"></a><span class="lineno"> 1836</span> <span class="comment"> interior_tolerance - [in] (>=0 and >=endpoint_tolerance) </span></div><div class="line"><a name="l01837"></a><span class="lineno"> 1837</span> <span class="comment"> This tolerance is used to test the interior sample points.</span></div><div class="line"><a name="l01838"></a><span class="lineno"> 1838</span> <span class="comment"> smin - [put] If not nullptr, *smin = bezier parameter of nearest</span></div><div class="line"><a name="l01839"></a><span class="lineno"> 1839</span> <span class="comment"> test point.</span></div><div class="line"><a name="l01840"></a><span class="lineno"> 1840</span> <span class="comment"> smax - [put] If not nullptr, *smax = bezier parameter of farthest</span></div><div class="line"><a name="l01841"></a><span class="lineno"> 1841</span> <span class="comment"> test point. If false is returned, this is the</span></div><div class="line"><a name="l01842"></a><span class="lineno"> 1842</span> <span class="comment"> parameter of the test point that failed.</span></div><div class="line"><a name="l01843"></a><span class="lineno"> 1843</span> <span class="comment"> Returns:</span></div><div class="line"><a name="l01844"></a><span class="lineno"> 1844</span> <span class="comment"> True if all the tested points passed the tolerance test.</span></div><div class="line"><a name="l01845"></a><span class="lineno"> 1845</span> <span class="comment"> False if at least one tested point failed the tolerance test.</span></div><div class="line"><a name="l01846"></a><span class="lineno"> 1846</span> <span class="comment"> (The test terminates when the first failure is encountered.)</span></div><div class="line"><a name="l01847"></a><span class="lineno"> 1847</span> <span class="comment"> */</span></div><div class="line"><a name="l01848"></a><span class="lineno"> 1848</span>  <span class="keywordtype">bool</span> IsNearerThan( </div><div class="line"><a name="l01849"></a><span class="lineno"> 1849</span>  <span class="keyword">const</span> <span class="keyword">class</span> <a class="code" href="../../d9/d6f/class_o_n___bezier_curve.html">ON_BezierCurve</a>& bezcrv,</div><div class="line"><a name="l01850"></a><span class="lineno"> 1850</span>  <span class="keywordtype">double</span> s0,</div><div class="line"><a name="l01851"></a><span class="lineno"> 1851</span>  <span class="keywordtype">double</span> s1,</div><div class="line"><a name="l01852"></a><span class="lineno"> 1852</span>  <span class="keywordtype">int</span> sample_count,</div><div class="line"><a name="l01853"></a><span class="lineno"> 1853</span>  <span class="keywordtype">double</span> endpoint_tolerance,</div><div class="line"><a name="l01854"></a><span class="lineno"> 1854</span>  <span class="keywordtype">double</span> interior_tolerance,</div><div class="line"><a name="l01855"></a><span class="lineno"> 1855</span>  <span class="keywordtype">double</span>* smin,</div><div class="line"><a name="l01856"></a><span class="lineno"> 1856</span>  <span class="keywordtype">double</span>* smax</div><div class="line"><a name="l01857"></a><span class="lineno"> 1857</span>  ) <span class="keyword">const</span>;</div><div class="line"><a name="l01858"></a><span class="lineno"> 1858</span>  </div><div class="line"><a name="l01859"></a><span class="lineno"> 1859</span>  <span class="keywordtype">bool</span> operator==(<span class="keyword">const</span> <a class="code" href="../../dd/d89/class_o_n___plane_equation.html">ON_PlaneEquation</a>&) <span class="keyword">const</span>;</div><div class="line"><a name="l01860"></a><span class="lineno"> 1860</span>  <span class="keywordtype">bool</span> operator!=(<span class="keyword">const</span> <a class="code" href="../../dd/d89/class_o_n___plane_equation.html">ON_PlaneEquation</a>&) <span class="keyword">const</span>;</div><div class="line"><a name="l01861"></a><span class="lineno"> 1861</span> </div><div class="line"><a name="l01862"></a><span class="lineno"><a class="line" href="../../dd/d89/class_o_n___plane_equation.html#a3cf6518017394b76ab7ef877014d86d9"> 1862</a></span>  <span class="keywordtype">double</span> <a class="code" href="../../dd/d89/class_o_n___plane_equation.html#a3cf6518017394b76ab7ef877014d86d9">x</a>;</div><div class="line"><a name="l01863"></a><span class="lineno"><a class="line" href="../../dd/d89/class_o_n___plane_equation.html#a57500be6e3d4c103d9a6a0bd6b3221ff"> 1863</a></span>  <span class="keywordtype">double</span> <a class="code" href="../../dd/d89/class_o_n___plane_equation.html#a57500be6e3d4c103d9a6a0bd6b3221ff">y</a>;</div><div class="line"><a name="l01864"></a><span class="lineno"><a class="line" href="../../dd/d89/class_o_n___plane_equation.html#aa3c776cd68ad4de9a003fba1b032dde9"> 1864</a></span>  <span class="keywordtype">double</span> <a class="code" href="../../dd/d89/class_o_n___plane_equation.html#aa3c776cd68ad4de9a003fba1b032dde9">z</a>;</div><div class="line"><a name="l01865"></a><span class="lineno"><a class="line" href="../../dd/d89/class_o_n___plane_equation.html#adb0d2f26cf107cc81375350c83eb1d47"> 1865</a></span>  <span class="keywordtype">double</span> <a class="code" href="../../dd/d89/class_o_n___plane_equation.html#adb0d2f26cf107cc81375350c83eb1d47">d</a>; <span class="comment">// 4th coefficient of the plane equation.</span></div><div class="line"><a name="l01866"></a><span class="lineno"> 1866</span> };</div><div class="line"><a name="l01867"></a><span class="lineno"> 1867</span> </div><div class="line"><a name="l01868"></a><span class="lineno"> 1868</span> <span class="preprocessor">#if defined(ON_DLL_TEMPLATE)</span></div><div class="line"><a name="l01869"></a><span class="lineno"> 1869</span> </div><div class="line"><a name="l01870"></a><span class="lineno"> 1870</span> ON_DLL_TEMPLATE <span class="keyword">template</span> <span class="keyword">class </span>ON_CLASS <a class="code" href="../../dc/dfe/class_o_n___simple_array.html">ON_SimpleArray<ON_PlaneEquation></a>;</div><div class="line"><a name="l01871"></a><span class="lineno"> 1871</span> </div><div class="line"><a name="l01872"></a><span class="lineno"> 1872</span> <span class="preprocessor">#endif</span></div><div class="line"><a name="l01873"></a><span class="lineno"> 1873</span> </div><div class="line"><a name="l01874"></a><span class="lineno"> 1874</span> ON_DECL</div><div class="line"><a name="l01875"></a><span class="lineno"> 1875</span> ON_3dVector operator*(<span class="keywordtype">int</span>, <span class="keyword">const</span> ON_3dVector&);</div><div class="line"><a name="l01876"></a><span class="lineno"> 1876</span> </div><div class="line"><a name="l01877"></a><span class="lineno"> 1877</span> ON_DECL</div><div class="line"><a name="l01878"></a><span class="lineno"> 1878</span> ON_3dVector operator*(<span class="keywordtype">float</span>, <span class="keyword">const</span> ON_3dVector&);</div><div class="line"><a name="l01879"></a><span class="lineno"> 1879</span> </div><div class="line"><a name="l01880"></a><span class="lineno"> 1880</span> ON_DECL</div><div class="line"><a name="l01881"></a><span class="lineno"> 1881</span> ON_3dVector operator*(<span class="keywordtype">double</span>, <span class="keyword">const</span> ON_3dVector&);</div><div class="line"><a name="l01882"></a><span class="lineno"> 1882</span> <span class="comment"></span></div><div class="line"><a name="l01883"></a><span class="lineno"> 1883</span> <span class="comment">///////////////////////////////////////////////////////////////</span></div><div class="line"><a name="l01884"></a><span class="lineno"> 1884</span> <span class="comment"></span><span class="comment">//</span></div><div class="line"><a name="l01885"></a><span class="lineno"> 1885</span> <span class="comment">// ON_3dVector utilities</span></div><div class="line"><a name="l01886"></a><span class="lineno"> 1886</span> <span class="comment">//</span></div><div class="line"><a name="l01887"></a><span class="lineno"> 1887</span> </div><div class="line"><a name="l01888"></a><span class="lineno"> 1888</span> ON_DECL</div><div class="line"><a name="l01889"></a><span class="lineno"> 1889</span> <span class="keywordtype">double</span> </div><div class="line"><a name="l01890"></a><span class="lineno"> 1890</span> ON_DotProduct( </div><div class="line"><a name="l01891"></a><span class="lineno"> 1891</span>  <span class="keyword">const</span> ON_3dVector&, </div><div class="line"><a name="l01892"></a><span class="lineno"> 1892</span>  <span class="keyword">const</span> ON_3dVector& </div><div class="line"><a name="l01893"></a><span class="lineno"> 1893</span>  );</div><div class="line"><a name="l01894"></a><span class="lineno"> 1894</span> </div><div class="line"><a name="l01895"></a><span class="lineno"> 1895</span> </div><div class="line"><a name="l01896"></a><span class="lineno"> 1896</span> ON_DECL</div><div class="line"><a name="l01897"></a><span class="lineno"> 1897</span> ON_3dVector </div><div class="line"><a name="l01898"></a><span class="lineno"> 1898</span> ON_CrossProduct(</div><div class="line"><a name="l01899"></a><span class="lineno"> 1899</span>  <span class="keyword">const</span> ON_3dVector&, </div><div class="line"><a name="l01900"></a><span class="lineno"> 1900</span>  <span class="keyword">const</span> ON_3dVector& </div><div class="line"><a name="l01901"></a><span class="lineno"> 1901</span>  );</div><div class="line"><a name="l01902"></a><span class="lineno"> 1902</span> </div><div class="line"><a name="l01903"></a><span class="lineno"> 1903</span> ON_DECL</div><div class="line"><a name="l01904"></a><span class="lineno"> 1904</span> ON_3dVector </div><div class="line"><a name="l01905"></a><span class="lineno"> 1905</span> ON_CrossProduct( <span class="comment">// 3d cross product for old fashioned arrays</span></div><div class="line"><a name="l01906"></a><span class="lineno"> 1906</span>  <span class="keyword">const</span> <span class="keywordtype">double</span>*, <span class="comment">// array of 3d doubles</span></div><div class="line"><a name="l01907"></a><span class="lineno"> 1907</span>  <span class="keyword">const</span> <span class="keywordtype">double</span>* <span class="comment">// array of 3d doubles</span></div><div class="line"><a name="l01908"></a><span class="lineno"> 1908</span>  );</div><div class="line"><a name="l01909"></a><span class="lineno"> 1909</span> </div><div class="line"><a name="l01910"></a><span class="lineno"> 1910</span> ON_DECL</div><div class="line"><a name="l01911"></a><span class="lineno"> 1911</span> <span class="keywordtype">double</span> </div><div class="line"><a name="l01912"></a><span class="lineno"> 1912</span> ON_TripleProduct( </div><div class="line"><a name="l01913"></a><span class="lineno"> 1913</span>  <span class="keyword">const</span> ON_3dVector&,</div><div class="line"><a name="l01914"></a><span class="lineno"> 1914</span>  <span class="keyword">const</span> ON_3dVector&,</div><div class="line"><a name="l01915"></a><span class="lineno"> 1915</span>  <span class="keyword">const</span> ON_3dVector&</div><div class="line"><a name="l01916"></a><span class="lineno"> 1916</span>  );</div><div class="line"><a name="l01917"></a><span class="lineno"> 1917</span> </div><div class="line"><a name="l01918"></a><span class="lineno"> 1918</span> ON_DECL</div><div class="line"><a name="l01919"></a><span class="lineno"> 1919</span> <span class="keywordtype">double</span> </div><div class="line"><a name="l01920"></a><span class="lineno"> 1920</span> ON_TripleProduct( <span class="comment">// 3d triple product for old fashioned arrays</span></div><div class="line"><a name="l01921"></a><span class="lineno"> 1921</span>  <span class="keyword">const</span> <span class="keywordtype">double</span>*, <span class="comment">// array of 3d doubles</span></div><div class="line"><a name="l01922"></a><span class="lineno"> 1922</span>  <span class="keyword">const</span> <span class="keywordtype">double</span>*, <span class="comment">// array of 3d doubles</span></div><div class="line"><a name="l01923"></a><span class="lineno"> 1923</span>  <span class="keyword">const</span> <span class="keywordtype">double</span>* <span class="comment">// array of 3d doubles</span></div><div class="line"><a name="l01924"></a><span class="lineno"> 1924</span>  );</div><div class="line"><a name="l01925"></a><span class="lineno"> 1925</span> </div><div class="line"><a name="l01926"></a><span class="lineno"> 1926</span> ON_DECL</div><div class="line"><a name="l01927"></a><span class="lineno"> 1927</span> <span class="keywordtype">bool</span> </div><div class="line"><a name="l01928"></a><span class="lineno"> 1928</span> ON_IsOrthogonalFrame( <span class="comment">// true if X, Y, Z are nonzero and mutually perpendicular</span></div><div class="line"><a name="l01929"></a><span class="lineno"> 1929</span>  <span class="keyword">const</span> ON_3dVector&, <span class="comment">// X</span></div><div class="line"><a name="l01930"></a><span class="lineno"> 1930</span>  <span class="keyword">const</span> ON_3dVector&, <span class="comment">// Y</span></div><div class="line"><a name="l01931"></a><span class="lineno"> 1931</span>  <span class="keyword">const</span> ON_3dVector& <span class="comment">// Z </span></div><div class="line"><a name="l01932"></a><span class="lineno"> 1932</span>  );</div><div class="line"><a name="l01933"></a><span class="lineno"> 1933</span> </div><div class="line"><a name="l01934"></a><span class="lineno"> 1934</span> ON_DECL</div><div class="line"><a name="l01935"></a><span class="lineno"> 1935</span> <span class="keywordtype">bool</span> </div><div class="line"><a name="l01936"></a><span class="lineno"> 1936</span> ON_IsOrthonormalFrame( <span class="comment">// true if X, Y, Z are orthogonal and unit length</span></div><div class="line"><a name="l01937"></a><span class="lineno"> 1937</span>  <span class="keyword">const</span> ON_3dVector&, <span class="comment">// X</span></div><div class="line"><a name="l01938"></a><span class="lineno"> 1938</span>  <span class="keyword">const</span> ON_3dVector&, <span class="comment">// Y</span></div><div class="line"><a name="l01939"></a><span class="lineno"> 1939</span>  <span class="keyword">const</span> ON_3dVector& <span class="comment">// Z </span></div><div class="line"><a name="l01940"></a><span class="lineno"> 1940</span>  );</div><div class="line"><a name="l01941"></a><span class="lineno"> 1941</span> </div><div class="line"><a name="l01942"></a><span class="lineno"> 1942</span> ON_DECL</div><div class="line"><a name="l01943"></a><span class="lineno"> 1943</span> <span class="keywordtype">bool</span> </div><div class="line"><a name="l01944"></a><span class="lineno"> 1944</span> ON_IsRightHandFrame( <span class="comment">// true if X, Y, Z are orthonormal and right handed</span></div><div class="line"><a name="l01945"></a><span class="lineno"> 1945</span>  <span class="keyword">const</span> ON_3dVector&, <span class="comment">// X</span></div><div class="line"><a name="l01946"></a><span class="lineno"> 1946</span>  <span class="keyword">const</span> ON_3dVector&, <span class="comment">// Y</span></div><div class="line"><a name="l01947"></a><span class="lineno"> 1947</span>  <span class="keyword">const</span> ON_3dVector& <span class="comment">// Z </span></div><div class="line"><a name="l01948"></a><span class="lineno"> 1948</span>  );</div><div class="line"><a name="l01949"></a><span class="lineno"> 1949</span> <span class="comment"></span></div><div class="line"><a name="l01950"></a><span class="lineno"> 1950</span> <span class="comment">///////////////////////////////////////////////////////////////</span></div><div class="line"><a name="l01951"></a><span class="lineno"> 1951</span> <span class="comment"></span><span class="comment">//</span></div><div class="line"><a name="l01952"></a><span class="lineno"> 1952</span> <span class="comment">// common points and vectors</span></div><div class="line"><a name="l01953"></a><span class="lineno"> 1953</span> <span class="comment">//</span></div><div class="line"><a name="l01954"></a><span class="lineno"> 1954</span> <span class="comment">// ON_unset_point is obsolete - use ON_3dPoint::UnsetPoint</span></div><div class="line"><a name="l01955"></a><span class="lineno"> 1955</span> <span class="preprocessor">#if !defined(OPENNURBS_WALL)</span></div><div class="line"><a name="l01956"></a><span class="lineno"> 1956</span> </div><div class="line"><a name="l01957"></a><span class="lineno"> 1957</span> <span class="comment">// OBSOLETE - use ON_3dPoint::UnsetPoint</span></div><div class="line"><a name="l01958"></a><span class="lineno"> 1958</span> <span class="preprocessor">#define ON_unset_point ON_3dPoint::UnsetPoint</span></div><div class="line"><a name="l01959"></a><span class="lineno"> 1959</span> <span class="comment">// OBSOLETE - use ON_3dPoint::UnsetPoint</span></div><div class="line"><a name="l01960"></a><span class="lineno"> 1960</span> <span class="preprocessor">#define ON_UNSET_POINT ON_3dPoint::UnsetPoint</span></div><div class="line"><a name="l01961"></a><span class="lineno"> 1961</span> <span class="comment">// OBSOLETE - use ON_3dPoint::UnsetVector</span></div><div class="line"><a name="l01962"></a><span class="lineno"> 1962</span> <span class="preprocessor">#define ON_UNSET_VECTOR ON_3dVector::UnsetVector</span></div><div class="line"><a name="l01963"></a><span class="lineno"> 1963</span> <span class="comment">// OBSOLETE - use ON_3dPoint::Origin</span></div><div class="line"><a name="l01964"></a><span class="lineno"> 1964</span> <span class="preprocessor">#define ON_origin ON_3dPoint::Origin</span></div><div class="line"><a name="l01965"></a><span class="lineno"> 1965</span> <span class="comment">// OBSOLETE - use ON_3dVector::XAxis</span></div><div class="line"><a name="l01966"></a><span class="lineno"> 1966</span> <span class="preprocessor">#define ON_xaxis ON_3dVector::XAxis</span></div><div class="line"><a name="l01967"></a><span class="lineno"> 1967</span> <span class="comment">// OBSOLETE - use ON_3dVector::YAxis</span></div><div class="line"><a name="l01968"></a><span class="lineno"> 1968</span> <span class="preprocessor">#define ON_yaxis ON_3dVector::YAxis</span></div><div class="line"><a name="l01969"></a><span class="lineno"> 1969</span> <span class="comment">// OBSOLETE - use ON_3dVector::ZAxis</span></div><div class="line"><a name="l01970"></a><span class="lineno"> 1970</span> <span class="preprocessor">#define ON_zaxis ON_3dVector::ZAxis</span></div><div class="line"><a name="l01971"></a><span class="lineno"> 1971</span> <span class="comment">// OBSOLETE - use ON_3fPoint::Origin</span></div><div class="line"><a name="l01972"></a><span class="lineno"> 1972</span> <span class="preprocessor">#define ON_forigin ON_3fPoint::Origin</span></div><div class="line"><a name="l01973"></a><span class="lineno"> 1973</span> <span class="comment">// OBSOLETE - use ON_3fVector::XAxis</span></div><div class="line"><a name="l01974"></a><span class="lineno"> 1974</span> <span class="preprocessor">#define ON_fxaxis ON_3fVector::XAxis</span></div><div class="line"><a name="l01975"></a><span class="lineno"> 1975</span> <span class="comment">// OBSOLETE - use ON_3fVector::YAxis</span></div><div class="line"><a name="l01976"></a><span class="lineno"> 1976</span> <span class="preprocessor">#define ON_fyaxis ON_3fVector::YAxis</span></div><div class="line"><a name="l01977"></a><span class="lineno"> 1977</span> <span class="comment">// OBSOLETE - use ON_3fVector::ZAxis</span></div><div class="line"><a name="l01978"></a><span class="lineno"> 1978</span> <span class="preprocessor">#define ON_fzaxis ON_3fVector::ZAxis</span></div><div class="line"><a name="l01979"></a><span class="lineno"> 1979</span> </div><div class="line"><a name="l01980"></a><span class="lineno"> 1980</span> <span class="preprocessor">#endif</span></div><div class="line"><a name="l01981"></a><span class="lineno"> 1981</span> </div><div class="line"><a name="l01982"></a><span class="lineno"> 1982</span> <span class="preprocessor">#include "opennurbs_fpoint.h"</span></div><div class="line"><a name="l01983"></a><span class="lineno"> 1983</span> <span class="comment"></span></div><div class="line"><a name="l01984"></a><span class="lineno"> 1984</span> <span class="comment">////////////////////////////////////////////////////////////////</span></div><div class="line"><a name="l01985"></a><span class="lineno"> 1985</span> <span class="comment"></span><span class="comment">//</span></div><div class="line"><a name="l01986"></a><span class="lineno"> 1986</span> <span class="comment">// ON_SurfaceCurvature</span></div><div class="line"><a name="l01987"></a><span class="lineno"> 1987</span> <span class="comment">//</span></div><div class="line"><a name="l01988"></a><span class="lineno"><a class="line" href="../../d0/d6c/class_o_n___surface_curvature.html"> 1988</a></span> <span class="keyword">class </span>ON_CLASS <a class="code" href="../../d0/d6c/class_o_n___surface_curvature.html">ON_SurfaceCurvature</a></div><div class="line"><a name="l01989"></a><span class="lineno"> 1989</span> {</div><div class="line"><a name="l01990"></a><span class="lineno"> 1990</span> <span class="keyword">public</span>:</div><div class="line"><a name="l01991"></a><span class="lineno"><a class="line" href="../../d0/d6c/class_o_n___surface_curvature.html#a4ec9fdf881e9e0f60e80bfb96a28de1f"> 1991</a></span>  <span class="keywordtype">double</span> k1, <a class="code" href="../../d0/d6c/class_o_n___surface_curvature.html#a4ec9fdf881e9e0f60e80bfb96a28de1f">k2</a>; <span class="comment">// principal curvatures</span></div><div class="line"><a name="l01992"></a><span class="lineno"> 1992</span> </div><div class="line"><a name="l01993"></a><span class="lineno"> 1993</span>  <span class="keywordtype">double</span> GaussianCurvature() <span class="keyword">const</span>;</div><div class="line"><a name="l01994"></a><span class="lineno"> 1994</span>  <span class="keywordtype">double</span> MeanCurvature() <span class="keyword">const</span>;</div><div class="line"><a name="l01995"></a><span class="lineno"> 1995</span>  <span class="keywordtype">double</span> MinimumRadius() <span class="keyword">const</span>;</div><div class="line"><a name="l01996"></a><span class="lineno"> 1996</span>  <span class="keywordtype">double</span> MaximumRadius() <span class="keyword">const</span>;</div><div class="line"><a name="l01997"></a><span class="lineno"> 1997</span> };</div><div class="line"><a name="l01998"></a><span class="lineno"> 1998</span> </div><div class="line"><a name="l01999"></a><span class="lineno"> 1999</span> </div><div class="line"><a name="l02000"></a><span class="lineno"> 2000</span> <span class="preprocessor">#if defined(ON_DLL_TEMPLATE)</span></div><div class="line"><a name="l02001"></a><span class="lineno"> 2001</span> </div><div class="line"><a name="l02002"></a><span class="lineno"> 2002</span> ON_DLL_TEMPLATE <span class="keyword">template</span> <span class="keyword">class </span>ON_CLASS <a class="code" href="../../dc/dfe/class_o_n___simple_array.html">ON_SimpleArray<ON_2dPoint></a>;</div><div class="line"><a name="l02003"></a><span class="lineno"> 2003</span> ON_DLL_TEMPLATE <span class="keyword">template</span> <span class="keyword">class </span>ON_CLASS <a class="code" href="../../dc/dfe/class_o_n___simple_array.html">ON_SimpleArray<ON_3dPoint></a>;</div><div class="line"><a name="l02004"></a><span class="lineno"> 2004</span> ON_DLL_TEMPLATE <span class="keyword">template</span> <span class="keyword">class </span>ON_CLASS <a class="code" href="../../dc/dfe/class_o_n___simple_array.html">ON_SimpleArray<ON_4dPoint></a>;</div><div class="line"><a name="l02005"></a><span class="lineno"> 2005</span> ON_DLL_TEMPLATE <span class="keyword">template</span> <span class="keyword">class </span>ON_CLASS <a class="code" href="../../dc/dfe/class_o_n___simple_array.html">ON_SimpleArray<ON_2dVector></a>;</div><div class="line"><a name="l02006"></a><span class="lineno"> 2006</span> ON_DLL_TEMPLATE <span class="keyword">template</span> <span class="keyword">class </span>ON_CLASS <a class="code" href="../../dc/dfe/class_o_n___simple_array.html">ON_SimpleArray<ON_3dVector></a>;</div><div class="line"><a name="l02007"></a><span class="lineno"> 2007</span> </div><div class="line"><a name="l02008"></a><span class="lineno"> 2008</span> ON_DLL_TEMPLATE <span class="keyword">template</span> <span class="keyword">class </span>ON_CLASS <a class="code" href="../../dc/dfe/class_o_n___simple_array.html">ON_SimpleArray<ON_2fPoint></a>;</div><div class="line"><a name="l02009"></a><span class="lineno"> 2009</span> ON_DLL_TEMPLATE <span class="keyword">template</span> <span class="keyword">class </span>ON_CLASS <a class="code" href="../../dc/dfe/class_o_n___simple_array.html">ON_SimpleArray<ON_3fPoint></a>;</div><div class="line"><a name="l02010"></a><span class="lineno"> 2010</span> ON_DLL_TEMPLATE <span class="keyword">template</span> <span class="keyword">class </span>ON_CLASS <a class="code" href="../../dc/dfe/class_o_n___simple_array.html">ON_SimpleArray<ON_4fPoint></a>;</div><div class="line"><a name="l02011"></a><span class="lineno"> 2011</span> ON_DLL_TEMPLATE <span class="keyword">template</span> <span class="keyword">class </span>ON_CLASS <a class="code" href="../../dc/dfe/class_o_n___simple_array.html">ON_SimpleArray<ON_2fVector></a>;</div><div class="line"><a name="l02012"></a><span class="lineno"> 2012</span> ON_DLL_TEMPLATE <span class="keyword">template</span> <span class="keyword">class </span>ON_CLASS <a class="code" href="../../dc/dfe/class_o_n___simple_array.html">ON_SimpleArray<ON_3fVector></a>;</div><div class="line"><a name="l02013"></a><span class="lineno"> 2013</span> </div><div class="line"><a name="l02014"></a><span class="lineno"> 2014</span> ON_DLL_TEMPLATE <span class="keyword">template</span> <span class="keyword">class </span>ON_CLASS <a class="code" href="../../dc/dfe/class_o_n___simple_array.html">ON_SimpleArray<ON_Color></a>;</div><div class="line"><a name="l02015"></a><span class="lineno"> 2015</span> ON_DLL_TEMPLATE <span class="keyword">template</span> <span class="keyword">class </span>ON_CLASS <a class="code" href="../../dc/dfe/class_o_n___simple_array.html">ON_SimpleArray<ON_SurfaceCurvature></a>;</div><div class="line"><a name="l02016"></a><span class="lineno"> 2016</span> ON_DLL_TEMPLATE <span class="keyword">template</span> <span class="keyword">class </span>ON_CLASS <a class="code" href="../../dc/dfe/class_o_n___simple_array.html">ON_SimpleArray<ON_Interval></a>;</div><div class="line"><a name="l02017"></a><span class="lineno"> 2017</span> </div><div class="line"><a name="l02018"></a><span class="lineno"> 2018</span> ON_DLL_TEMPLATE <span class="keyword">template</span> <span class="keyword">class </span>ON_CLASS <a class="code" href="../../dc/dfe/class_o_n___simple_array.html">ON_SimpleArray<ON_2dex></a>;</div><div class="line"><a name="l02019"></a><span class="lineno"> 2019</span> ON_DLL_TEMPLATE <span class="keyword">template</span> <span class="keyword">class </span>ON_CLASS <a class="code" href="../../dc/dfe/class_o_n___simple_array.html">ON_SimpleArray<ON_3dex></a>;</div><div class="line"><a name="l02020"></a><span class="lineno"> 2020</span> </div><div class="line"><a name="l02021"></a><span class="lineno"> 2021</span> ON_DLL_TEMPLATE <span class="keyword">template</span> <span class="keyword">class </span>ON_CLASS <a class="code" href="../../dc/dfe/class_o_n___simple_array.html">ON_SimpleArray<ON_COMPONENT_INDEX></a>;</div><div class="line"><a name="l02022"></a><span class="lineno"> 2022</span> </div><div class="line"><a name="l02023"></a><span class="lineno"> 2023</span> <span class="preprocessor">#endif</span></div><div class="line"><a name="l02024"></a><span class="lineno"> 2024</span> <span class="comment"></span></div><div class="line"><a name="l02025"></a><span class="lineno"> 2025</span> <span class="comment">/////////////////////////////////////////////////////////////////</span></div><div class="line"><a name="l02026"></a><span class="lineno"> 2026</span> <span class="comment"></span><span class="comment">//</span></div><div class="line"><a name="l02027"></a><span class="lineno"> 2027</span> </div><div class="line"><a name="l02028"></a><span class="lineno"><a class="line" href="../../d0/dcd/class_o_n__2d_point_array.html"> 2028</a></span> <span class="keyword">class </span>ON_CLASS <a class="code" href="../../d0/dcd/class_o_n__2d_point_array.html">ON_2dPointArray</a> : <span class="keyword">public</span> ON_SimpleArray<ON_2dPoint></div><div class="line"><a name="l02029"></a><span class="lineno"> 2029</span> {</div><div class="line"><a name="l02030"></a><span class="lineno"> 2030</span> <span class="keyword">public</span>:</div><div class="line"><a name="l02031"></a><span class="lineno"> 2031</span>  <span class="comment">// see ON_SimpleArray class definition comments for constructor documentation</span></div><div class="line"><a name="l02032"></a><span class="lineno"> 2032</span>  <a class="code" href="../../d0/dcd/class_o_n__2d_point_array.html">ON_2dPointArray</a>();</div><div class="line"><a name="l02033"></a><span class="lineno"> 2033</span>  <a class="code" href="../../d0/dcd/class_o_n__2d_point_array.html">ON_2dPointArray</a>(<span class="keywordtype">int</span>);</div><div class="line"><a name="l02034"></a><span class="lineno"> 2034</span>  <a class="code" href="../../d0/dcd/class_o_n__2d_point_array.html">ON_2dPointArray</a>( <span class="keyword">const</span> <a class="code" href="../../d0/dcd/class_o_n__2d_point_array.html">ON_2dPointArray</a>& );</div><div class="line"><a name="l02035"></a><span class="lineno"> 2035</span>  <a class="code" href="../../d0/dcd/class_o_n__2d_point_array.html">ON_2dPointArray</a>& operator=( <span class="keyword">const</span> <a class="code" href="../../d0/dcd/class_o_n__2d_point_array.html">ON_2dPointArray</a>& );</div><div class="line"><a name="l02036"></a><span class="lineno"> 2036</span> </div><div class="line"><a name="l02037"></a><span class="lineno"> 2037</span>  <span class="keywordtype">bool</span> GetBBox( <span class="comment">// returns true if successful</span></div><div class="line"><a name="l02038"></a><span class="lineno"> 2038</span>  <span class="keywordtype">double</span> boxmin[2],</div><div class="line"><a name="l02039"></a><span class="lineno"> 2039</span>  <span class="keywordtype">double</span> boxmax[2],</div><div class="line"><a name="l02040"></a><span class="lineno"> 2040</span>  <span class="keywordtype">bool</span> bGrowBox = <span class="keyword">false</span> <span class="comment">// true means grow box</span></div><div class="line"><a name="l02041"></a><span class="lineno"> 2041</span>  ) <span class="keyword">const</span>;</div><div class="line"><a name="l02042"></a><span class="lineno"> 2042</span> </div><div class="line"><a name="l02043"></a><span class="lineno"> 2043</span>  <span class="keywordtype">bool</span> Transform( <span class="keyword">const</span> ON_Xform& );</div><div class="line"><a name="l02044"></a><span class="lineno"> 2044</span>  <span class="keywordtype">bool</span> SwapCoordinates(<span class="keywordtype">int</span>,<span class="keywordtype">int</span>);</div><div class="line"><a name="l02045"></a><span class="lineno"> 2045</span> };</div><div class="line"><a name="l02046"></a><span class="lineno"> 2046</span> </div><div class="line"><a name="l02047"></a><span class="lineno"> 2047</span> <span class="comment"></span></div><div class="line"><a name="l02048"></a><span class="lineno"> 2048</span> <span class="comment">/////////////////////////////////////////////////////////////////</span></div><div class="line"><a name="l02049"></a><span class="lineno"> 2049</span> <span class="comment"></span><span class="comment">//</span></div><div class="line"><a name="l02050"></a><span class="lineno"> 2050</span> </div><div class="line"><a name="l02051"></a><span class="lineno"><a class="line" href="../../d5/dd4/class_o_n__2f_point_array.html"> 2051</a></span> <span class="keyword">class </span>ON_CLASS <a class="code" href="../../d5/dd4/class_o_n__2f_point_array.html">ON_2fPointArray</a> : <span class="keyword">public</span> ON_SimpleArray<ON_2fPoint></div><div class="line"><a name="l02052"></a><span class="lineno"> 2052</span> {</div><div class="line"><a name="l02053"></a><span class="lineno"> 2053</span> <span class="keyword">public</span>:</div><div class="line"><a name="l02054"></a><span class="lineno"> 2054</span>  <span class="comment">// see ON_SimpleArray class definition comments for constructor documentation</span></div><div class="line"><a name="l02055"></a><span class="lineno"> 2055</span>  <a class="code" href="../../d5/dd4/class_o_n__2f_point_array.html">ON_2fPointArray</a>();</div><div class="line"><a name="l02056"></a><span class="lineno"> 2056</span>  <a class="code" href="../../d5/dd4/class_o_n__2f_point_array.html">ON_2fPointArray</a>(<span class="keywordtype">int</span>);</div><div class="line"><a name="l02057"></a><span class="lineno"> 2057</span>  <a class="code" href="../../d5/dd4/class_o_n__2f_point_array.html">ON_2fPointArray</a>(<span class="keyword">const</span> <a class="code" href="../../d5/dd4/class_o_n__2f_point_array.html">ON_2fPointArray</a>&);</div><div class="line"><a name="l02058"></a><span class="lineno"> 2058</span>  <a class="code" href="../../d5/dd4/class_o_n__2f_point_array.html">ON_2fPointArray</a>& operator=( <span class="keyword">const</span> <a class="code" href="../../d5/dd4/class_o_n__2f_point_array.html">ON_2fPointArray</a>& );</div><div class="line"><a name="l02059"></a><span class="lineno"> 2059</span> </div><div class="line"><a name="l02060"></a><span class="lineno"> 2060</span>  <span class="keywordtype">bool</span> GetBBox( <span class="comment">// returns true if successful</span></div><div class="line"><a name="l02061"></a><span class="lineno"> 2061</span>  <span class="keywordtype">float</span> boxmin[2],</div><div class="line"><a name="l02062"></a><span class="lineno"> 2062</span>  <span class="keywordtype">float</span> boxmax[2],</div><div class="line"><a name="l02063"></a><span class="lineno"> 2063</span>  <span class="keywordtype">bool</span> bGrowBox = <span class="keyword">false</span> <span class="comment">// true means grow box</span></div><div class="line"><a name="l02064"></a><span class="lineno"> 2064</span>  ) <span class="keyword">const</span>;</div><div class="line"><a name="l02065"></a><span class="lineno"> 2065</span>  <span class="keywordtype">bool</span> Transform( <span class="keyword">const</span> ON_Xform& );</div><div class="line"><a name="l02066"></a><span class="lineno"> 2066</span>  <span class="keywordtype">bool</span> SwapCoordinates(<span class="keywordtype">int</span>,<span class="keywordtype">int</span>);</div><div class="line"><a name="l02067"></a><span class="lineno"> 2067</span> };</div><div class="line"><a name="l02068"></a><span class="lineno"> 2068</span> </div><div class="line"><a name="l02069"></a><span class="lineno"> 2069</span> <span class="comment"></span></div><div class="line"><a name="l02070"></a><span class="lineno"> 2070</span> <span class="comment">/////////////////////////////////////////////////////////////////</span></div><div class="line"><a name="l02071"></a><span class="lineno"> 2071</span> <span class="comment"></span><span class="comment">//</span></div><div class="line"><a name="l02072"></a><span class="lineno"> 2072</span> </div><div class="line"><a name="l02073"></a><span class="lineno"><a class="line" href="../../d9/d13/class_o_n__3d_point_array.html"> 2073</a></span> <span class="keyword">class </span>ON_CLASS <a class="code" href="../../d9/d13/class_o_n__3d_point_array.html">ON_3dPointArray</a> : <span class="keyword">public</span> ON_SimpleArray<ON_3dPoint></div><div class="line"><a name="l02074"></a><span class="lineno"> 2074</span> {</div><div class="line"><a name="l02075"></a><span class="lineno"> 2075</span> <span class="keyword">public</span>:</div><div class="line"><a name="l02076"></a><span class="lineno"> 2076</span>  <span class="comment">// see ON_SimpleArray class definition comments for constructor documentation</span></div><div class="line"><a name="l02077"></a><span class="lineno"> 2077</span>  <a class="code" href="../../d9/d13/class_o_n__3d_point_array.html">ON_3dPointArray</a>();</div><div class="line"><a name="l02078"></a><span class="lineno"> 2078</span>  <a class="code" href="../../d9/d13/class_o_n__3d_point_array.html">ON_3dPointArray</a>(<span class="keywordtype">int</span>);</div><div class="line"><a name="l02079"></a><span class="lineno"> 2079</span>  <a class="code" href="../../d9/d13/class_o_n__3d_point_array.html">ON_3dPointArray</a>(<span class="keyword">const</span> ON_SimpleArray<ON_3dPoint>&);</div><div class="line"><a name="l02080"></a><span class="lineno"> 2080</span>  <a class="code" href="../../d9/d13/class_o_n__3d_point_array.html">ON_3dPointArray</a>& operator=( <span class="keyword">const</span> <a class="code" href="../../d9/d13/class_o_n__3d_point_array.html">ON_3dPointArray</a>& );</div><div class="line"><a name="l02081"></a><span class="lineno"> 2081</span>  <a class="code" href="../../d9/d13/class_o_n__3d_point_array.html">ON_3dPointArray</a>(<span class="keyword">const</span> ON_SimpleArray<ON_3fPoint>&);</div><div class="line"><a name="l02082"></a><span class="lineno"> 2082</span>  <a class="code" href="../../d9/d13/class_o_n__3d_point_array.html">ON_3dPointArray</a>& operator=( <span class="keyword">const</span> ON_SimpleArray<ON_3fPoint>& );</div><div class="line"><a name="l02083"></a><span class="lineno"> 2083</span> </div><div class="line"><a name="l02084"></a><span class="lineno"> 2084</span>  <span class="comment">// Description:</span></div><div class="line"><a name="l02085"></a><span class="lineno"> 2085</span>  <span class="comment">// Create 3d point list</span></div><div class="line"><a name="l02086"></a><span class="lineno"> 2086</span>  <span class="comment">// Parameters:</span></div><div class="line"><a name="l02087"></a><span class="lineno"> 2087</span>  <span class="comment">// point_dimension - [in] dimension of input points (2 or 3)</span></div><div class="line"><a name="l02088"></a><span class="lineno"> 2088</span>  <span class="comment">// bRational - [in] true if points are in homogenous rational form</span></div><div class="line"><a name="l02089"></a><span class="lineno"> 2089</span>  <span class="comment">// point_count - [in] number of points</span></div><div class="line"><a name="l02090"></a><span class="lineno"> 2090</span>  <span class="comment">// point_stride - [in] number of doubles to skip between points</span></div><div class="line"><a name="l02091"></a><span class="lineno"> 2091</span>  <span class="comment">// points - [in] array of point coordinates</span></div><div class="line"><a name="l02092"></a><span class="lineno"> 2092</span>  <span class="keywordtype">bool</span> Create(</div><div class="line"><a name="l02093"></a><span class="lineno"> 2093</span>  <span class="keywordtype">int</span> point_dimension,</div><div class="line"><a name="l02094"></a><span class="lineno"> 2094</span>  <span class="keywordtype">int</span> bRational,</div><div class="line"><a name="l02095"></a><span class="lineno"> 2095</span>  <span class="keywordtype">int</span> point_count,</div><div class="line"><a name="l02096"></a><span class="lineno"> 2096</span>  <span class="keywordtype">int</span> point_stride,</div><div class="line"><a name="l02097"></a><span class="lineno"> 2097</span>  <span class="keyword">const</span> <span class="keywordtype">double</span>* points</div><div class="line"><a name="l02098"></a><span class="lineno"> 2098</span>  );</div><div class="line"><a name="l02099"></a><span class="lineno"> 2099</span> </div><div class="line"><a name="l02100"></a><span class="lineno"> 2100</span>  <span class="comment">// Description:</span></div><div class="line"><a name="l02101"></a><span class="lineno"> 2101</span>  <span class="comment">// Create 3d point list</span></div><div class="line"><a name="l02102"></a><span class="lineno"> 2102</span>  <span class="comment">// Parameters:</span></div><div class="line"><a name="l02103"></a><span class="lineno"> 2103</span>  <span class="comment">// point_dimension - [in] dimension of input points (2 or 3)</span></div><div class="line"><a name="l02104"></a><span class="lineno"> 2104</span>  <span class="comment">// bRational - [in] true if points are in homogenous rational form</span></div><div class="line"><a name="l02105"></a><span class="lineno"> 2105</span>  <span class="comment">// point_count - [in] number of points</span></div><div class="line"><a name="l02106"></a><span class="lineno"> 2106</span>  <span class="comment">// point_stride - [in] number of doubles to skip between points</span></div><div class="line"><a name="l02107"></a><span class="lineno"> 2107</span>  <span class="comment">// points - [in] array of point coordinates</span></div><div class="line"><a name="l02108"></a><span class="lineno"> 2108</span>  <span class="keywordtype">bool</span> Create(</div><div class="line"><a name="l02109"></a><span class="lineno"> 2109</span>  <span class="keywordtype">int</span> point_dimension,</div><div class="line"><a name="l02110"></a><span class="lineno"> 2110</span>  <span class="keywordtype">int</span> bRational,</div><div class="line"><a name="l02111"></a><span class="lineno"> 2111</span>  <span class="keywordtype">int</span> point_count,</div><div class="line"><a name="l02112"></a><span class="lineno"> 2112</span>  <span class="keywordtype">int</span> point_stride,</div><div class="line"><a name="l02113"></a><span class="lineno"> 2113</span>  <span class="keyword">const</span> <span class="keywordtype">float</span>* points</div><div class="line"><a name="l02114"></a><span class="lineno"> 2114</span>  );</div><div class="line"><a name="l02115"></a><span class="lineno"> 2115</span> </div><div class="line"><a name="l02116"></a><span class="lineno"> 2116</span>  <span class="comment">// Description: </span></div><div class="line"><a name="l02117"></a><span class="lineno"> 2117</span>  <span class="comment">// Get 3d axis aligned bounding box.</span></div><div class="line"><a name="l02118"></a><span class="lineno"> 2118</span>  <span class="comment">// Returns:</span></div><div class="line"><a name="l02119"></a><span class="lineno"> 2119</span>  <span class="comment">// 3d bounding box of point list.</span></div><div class="line"><a name="l02120"></a><span class="lineno"> 2120</span>  <a class="code" href="../../d1/d17/class_o_n___bounding_box.html">ON_BoundingBox</a> BoundingBox() <span class="keyword">const</span>;</div><div class="line"><a name="l02121"></a><span class="lineno"> 2121</span> </div><div class="line"><a name="l02122"></a><span class="lineno"> 2122</span>  <span class="comment">// Description:</span></div><div class="line"><a name="l02123"></a><span class="lineno"> 2123</span>  <span class="comment">// Get 3d axis aligned bounding box or the union</span></div><div class="line"><a name="l02124"></a><span class="lineno"> 2124</span>  <span class="comment">// of the input box with the point list's bounding box.</span></div><div class="line"><a name="l02125"></a><span class="lineno"> 2125</span>  <span class="comment">// Parameters:</span></div><div class="line"><a name="l02126"></a><span class="lineno"> 2126</span>  <span class="comment">// bbox - [in/out] 3d axis aligned bounding box</span></div><div class="line"><a name="l02127"></a><span class="lineno"> 2127</span>  <span class="comment">// bGrowBox - [in] (default=false) </span></div><div class="line"><a name="l02128"></a><span class="lineno"> 2128</span>  <span class="comment">// If true, then the union of the input bbox and the </span></div><div class="line"><a name="l02129"></a><span class="lineno"> 2129</span>  <span class="comment">// point list's bounding box is returned in bbox. </span></div><div class="line"><a name="l02130"></a><span class="lineno"> 2130</span>  <span class="comment">// If false, the point list's bounding box is returned in bbox.</span></div><div class="line"><a name="l02131"></a><span class="lineno"> 2131</span>  <span class="comment">// Returns:</span></div><div class="line"><a name="l02132"></a><span class="lineno"> 2132</span>  <span class="comment">// true if successful.</span></div><div class="line"><a name="l02133"></a><span class="lineno"> 2133</span>  <span class="keywordtype">bool</span> GetBoundingBox( </div><div class="line"><a name="l02134"></a><span class="lineno"> 2134</span>  <a class="code" href="../../d1/d17/class_o_n___bounding_box.html">ON_BoundingBox</a>& bbox,</div><div class="line"><a name="l02135"></a><span class="lineno"> 2135</span>  <span class="keywordtype">int</span> bGrowBox = <span class="keyword">false</span></div><div class="line"><a name="l02136"></a><span class="lineno"> 2136</span>  ) <span class="keyword">const</span>;</div><div class="line"><a name="l02137"></a><span class="lineno"> 2137</span> </div><div class="line"><a name="l02138"></a><span class="lineno"> 2138</span>  <span class="comment">// Description:</span></div><div class="line"><a name="l02139"></a><span class="lineno"> 2139</span>  <span class="comment">// Get axis aligned bounding box.</span></div><div class="line"><a name="l02140"></a><span class="lineno"> 2140</span>  <span class="comment">// Parameters:</span></div><div class="line"><a name="l02141"></a><span class="lineno"> 2141</span>  <span class="comment">// boxmin - [in/out] array of 3 doubles</span></div><div class="line"><a name="l02142"></a><span class="lineno"> 2142</span>  <span class="comment">// boxmax - [in/out] array of 3 doubles</span></div><div class="line"><a name="l02143"></a><span class="lineno"> 2143</span>  <span class="comment">// bGrowBox - [in] (default=false) </span></div><div class="line"><a name="l02144"></a><span class="lineno"> 2144</span>  <span class="comment">// If true, then the union of the input bounding box and the </span></div><div class="line"><a name="l02145"></a><span class="lineno"> 2145</span>  <span class="comment">// object's bounding box is returned.</span></div><div class="line"><a name="l02146"></a><span class="lineno"> 2146</span>  <span class="comment">// If false, the object's bounding box is returned.</span></div><div class="line"><a name="l02147"></a><span class="lineno"> 2147</span>  <span class="comment">// Returns:</span></div><div class="line"><a name="l02148"></a><span class="lineno"> 2148</span>  <span class="comment">// true if object has bounding box and calculation was successful</span></div><div class="line"><a name="l02149"></a><span class="lineno"> 2149</span>  <span class="keywordtype">bool</span> GetBBox(</div><div class="line"><a name="l02150"></a><span class="lineno"> 2150</span>  <span class="keywordtype">double</span> boxmin[3],</div><div class="line"><a name="l02151"></a><span class="lineno"> 2151</span>  <span class="keywordtype">double</span> boxmax[3],</div><div class="line"><a name="l02152"></a><span class="lineno"> 2152</span>  <span class="keywordtype">bool</span> bGrowBox = <span class="keyword">false</span></div><div class="line"><a name="l02153"></a><span class="lineno"> 2153</span>  ) <span class="keyword">const</span>;</div><div class="line"><a name="l02154"></a><span class="lineno"> 2154</span> </div><div class="line"><a name="l02155"></a><span class="lineno"> 2155</span>  <span class="comment">/*</span></div><div class="line"><a name="l02156"></a><span class="lineno"> 2156</span> <span class="comment"> Description:</span></div><div class="line"><a name="l02157"></a><span class="lineno"> 2157</span> <span class="comment"> Get tight bounding box of the point list.</span></div><div class="line"><a name="l02158"></a><span class="lineno"> 2158</span> <span class="comment"> Parameters:</span></div><div class="line"><a name="l02159"></a><span class="lineno"> 2159</span> <span class="comment"> tight_bbox - [in/out] tight bounding box</span></div><div class="line"><a name="l02160"></a><span class="lineno"> 2160</span> <span class="comment"> bGrowBox -[in] (default=false) </span></div><div class="line"><a name="l02161"></a><span class="lineno"> 2161</span> <span class="comment"> If true and the input tight_bbox is valid, then returned</span></div><div class="line"><a name="l02162"></a><span class="lineno"> 2162</span> <span class="comment"> tight_bbox is the union of the input tight_bbox and the </span></div><div class="line"><a name="l02163"></a><span class="lineno"> 2163</span> <span class="comment"> tight bounding box of the point list.</span></div><div class="line"><a name="l02164"></a><span class="lineno"> 2164</span> <span class="comment"> xform -[in] (default=nullptr)</span></div><div class="line"><a name="l02165"></a><span class="lineno"> 2165</span> <span class="comment"> If not nullptr, the tight bounding box of the transformed</span></div><div class="line"><a name="l02166"></a><span class="lineno"> 2166</span> <span class="comment"> point list is calculated. The point list is not modified.</span></div><div class="line"><a name="l02167"></a><span class="lineno"> 2167</span> <span class="comment"> Returns:</span></div><div class="line"><a name="l02168"></a><span class="lineno"> 2168</span> <span class="comment"> True if the returned tight_bbox is set to a valid </span></div><div class="line"><a name="l02169"></a><span class="lineno"> 2169</span> <span class="comment"> bounding box.</span></div><div class="line"><a name="l02170"></a><span class="lineno"> 2170</span> <span class="comment"> */</span></div><div class="line"><a name="l02171"></a><span class="lineno"> 2171</span>  <span class="keywordtype">bool</span> GetTightBoundingBox( </div><div class="line"><a name="l02172"></a><span class="lineno"> 2172</span>  <a class="code" href="../../d1/d17/class_o_n___bounding_box.html">ON_BoundingBox</a>& tight_bbox, </div><div class="line"><a name="l02173"></a><span class="lineno"> 2173</span>  <span class="keywordtype">bool</span> bGrowBox = <span class="keyword">false</span>,</div><div class="line"><a name="l02174"></a><span class="lineno"> 2174</span>  <span class="keyword">const</span> ON_Xform* xform = <span class="keyword">nullptr</span></div><div class="line"><a name="l02175"></a><span class="lineno"> 2175</span>  ) <span class="keyword">const</span>;</div><div class="line"><a name="l02176"></a><span class="lineno"> 2176</span> </div><div class="line"><a name="l02177"></a><span class="lineno"> 2177</span>  <span class="comment">// Description:</span></div><div class="line"><a name="l02178"></a><span class="lineno"> 2178</span>  <span class="comment">// Transform points by applying xform to each point.</span></div><div class="line"><a name="l02179"></a><span class="lineno"> 2179</span>  <span class="comment">// Parameters:</span></div><div class="line"><a name="l02180"></a><span class="lineno"> 2180</span>  <span class="comment">// xform - [in] transformation matrix</span></div><div class="line"><a name="l02181"></a><span class="lineno"> 2181</span>  <span class="comment">// Returns:</span></div><div class="line"><a name="l02182"></a><span class="lineno"> 2182</span>  <span class="comment">// true if successful.</span></div><div class="line"><a name="l02183"></a><span class="lineno"> 2183</span>  <span class="keywordtype">bool</span> Transform( </div><div class="line"><a name="l02184"></a><span class="lineno"> 2184</span>  <span class="keyword">const</span> ON_Xform& xform </div><div class="line"><a name="l02185"></a><span class="lineno"> 2185</span>  );</div><div class="line"><a name="l02186"></a><span class="lineno"> 2186</span> </div><div class="line"><a name="l02187"></a><span class="lineno"> 2187</span>  <span class="comment">// Description:</span></div><div class="line"><a name="l02188"></a><span class="lineno"> 2188</span>  <span class="comment">// Swaps point coordinate values with indices i and j.</span></div><div class="line"><a name="l02189"></a><span class="lineno"> 2189</span>  <span class="comment">// Parameters:</span></div><div class="line"><a name="l02190"></a><span class="lineno"> 2190</span>  <span class="comment">// i - [in] coordinate index</span></div><div class="line"><a name="l02191"></a><span class="lineno"> 2191</span>  <span class="comment">// j - [in] coordinate index</span></div><div class="line"><a name="l02192"></a><span class="lineno"> 2192</span>  <span class="comment">// Returns:</span></div><div class="line"><a name="l02193"></a><span class="lineno"> 2193</span>  <span class="comment">// true if successful.</span></div><div class="line"><a name="l02194"></a><span class="lineno"> 2194</span>  <span class="comment">// Example:</span></div><div class="line"><a name="l02195"></a><span class="lineno"> 2195</span>  <span class="comment">// The call SwapCoordinates(0,2) would swap the x and z</span></div><div class="line"><a name="l02196"></a><span class="lineno"> 2196</span>  <span class="comment">// coordinates of each point in the array.</span></div><div class="line"><a name="l02197"></a><span class="lineno"> 2197</span>  <span class="keywordtype">bool</span> SwapCoordinates(</div><div class="line"><a name="l02198"></a><span class="lineno"> 2198</span>  <span class="keywordtype">int</span> i,</div><div class="line"><a name="l02199"></a><span class="lineno"> 2199</span>  <span class="keywordtype">int</span> j</div><div class="line"><a name="l02200"></a><span class="lineno"> 2200</span>  );</div><div class="line"><a name="l02201"></a><span class="lineno"> 2201</span> </div><div class="line"><a name="l02202"></a><span class="lineno"> 2202</span>  <span class="comment">// Description:</span></div><div class="line"><a name="l02203"></a><span class="lineno"> 2203</span>  <span class="comment">// Rotate points about a center and axis. A positive angle</span></div><div class="line"><a name="l02204"></a><span class="lineno"> 2204</span>  <span class="comment">// results in a counter-clockwise rotation about the axis</span></div><div class="line"><a name="l02205"></a><span class="lineno"> 2205</span>  <span class="comment">// of rotation.</span></div><div class="line"><a name="l02206"></a><span class="lineno"> 2206</span>  <span class="comment">// Parameters:</span></div><div class="line"><a name="l02207"></a><span class="lineno"> 2207</span>  <span class="comment">// sin_angle - [in] sine of rotation angle</span></div><div class="line"><a name="l02208"></a><span class="lineno"> 2208</span>  <span class="comment">// cos_angle - [in] cosine of rotation angle</span></div><div class="line"><a name="l02209"></a><span class="lineno"> 2209</span>  <span class="comment">// axis_of_rotation - [in] axis of rotation</span></div><div class="line"><a name="l02210"></a><span class="lineno"> 2210</span>  <span class="comment">// center_of_rotation - [in] center (fixed point) of rotation</span></div><div class="line"><a name="l02211"></a><span class="lineno"> 2211</span>  <span class="comment">// Returns:</span></div><div class="line"><a name="l02212"></a><span class="lineno"> 2212</span>  <span class="comment">// true if successful.</span></div><div class="line"><a name="l02213"></a><span class="lineno"> 2213</span>  <span class="keywordtype">bool</span> Rotate(</div><div class="line"><a name="l02214"></a><span class="lineno"> 2214</span>  <span class="keywordtype">double</span> sin_angle,</div><div class="line"><a name="l02215"></a><span class="lineno"> 2215</span>  <span class="keywordtype">double</span> cos_angle,</div><div class="line"><a name="l02216"></a><span class="lineno"> 2216</span>  <span class="keyword">const</span> ON_3dVector& axis_of_rotation,</div><div class="line"><a name="l02217"></a><span class="lineno"> 2217</span>  <span class="keyword">const</span> ON_3dPoint& center_of_rotation</div><div class="line"><a name="l02218"></a><span class="lineno"> 2218</span>  );</div><div class="line"><a name="l02219"></a><span class="lineno"> 2219</span> </div><div class="line"><a name="l02220"></a><span class="lineno"> 2220</span>  <span class="comment">// Description:</span></div><div class="line"><a name="l02221"></a><span class="lineno"> 2221</span>  <span class="comment">// Rotate points about a center and axis. A positive angle</span></div><div class="line"><a name="l02222"></a><span class="lineno"> 2222</span>  <span class="comment">// results in a counter-clockwise rotation about the axis</span></div><div class="line"><a name="l02223"></a><span class="lineno"> 2223</span>  <span class="comment">// of rotation.</span></div><div class="line"><a name="l02224"></a><span class="lineno"> 2224</span>  <span class="comment">// Parameters:</span></div><div class="line"><a name="l02225"></a><span class="lineno"> 2225</span>  <span class="comment">// angle - [in] angle in radians. Polsine of rotation angle</span></div><div class="line"><a name="l02226"></a><span class="lineno"> 2226</span>  <span class="comment">// cos_angle - [in] cosine of rotation angle</span></div><div class="line"><a name="l02227"></a><span class="lineno"> 2227</span>  <span class="comment">// axis_of_rotation - [in] axis of rotation</span></div><div class="line"><a name="l02228"></a><span class="lineno"> 2228</span>  <span class="comment">// center_of_rotation - [in] center (fixed point) of rotation</span></div><div class="line"><a name="l02229"></a><span class="lineno"> 2229</span>  <span class="comment">// Returns:</span></div><div class="line"><a name="l02230"></a><span class="lineno"> 2230</span>  <span class="comment">// true if successful.</span></div><div class="line"><a name="l02231"></a><span class="lineno"> 2231</span>  <span class="keywordtype">bool</span> Rotate(</div><div class="line"><a name="l02232"></a><span class="lineno"> 2232</span>  <span class="keywordtype">double</span> angle_in_radians,</div><div class="line"><a name="l02233"></a><span class="lineno"> 2233</span>  <span class="keyword">const</span> ON_3dVector& axis_of_rotation,</div><div class="line"><a name="l02234"></a><span class="lineno"> 2234</span>  <span class="keyword">const</span> ON_3dPoint& center_of_rotation</div><div class="line"><a name="l02235"></a><span class="lineno"> 2235</span>  );</div><div class="line"><a name="l02236"></a><span class="lineno"> 2236</span> </div><div class="line"><a name="l02237"></a><span class="lineno"> 2237</span>  <span class="comment">// Description:</span></div><div class="line"><a name="l02238"></a><span class="lineno"> 2238</span>  <span class="comment">// Translate a polyline</span></div><div class="line"><a name="l02239"></a><span class="lineno"> 2239</span>  <span class="comment">// Parameters:</span></div><div class="line"><a name="l02240"></a><span class="lineno"> 2240</span>  <span class="comment">// delta - [in] translation vectorsine of rotation angle</span></div><div class="line"><a name="l02241"></a><span class="lineno"> 2241</span>  <span class="comment">// Returns:</span></div><div class="line"><a name="l02242"></a><span class="lineno"> 2242</span>  <span class="comment">// true if successful.</span></div><div class="line"><a name="l02243"></a><span class="lineno"> 2243</span>  <span class="keywordtype">bool</span> Translate(</div><div class="line"><a name="l02244"></a><span class="lineno"> 2244</span>  <span class="keyword">const</span> ON_3dVector& delta</div><div class="line"><a name="l02245"></a><span class="lineno"> 2245</span>  );</div><div class="line"><a name="l02246"></a><span class="lineno"> 2246</span> </div><div class="line"><a name="l02247"></a><span class="lineno"> 2247</span>  <span class="comment">/*</span></div><div class="line"><a name="l02248"></a><span class="lineno"> 2248</span> <span class="comment"> Description:</span></div><div class="line"><a name="l02249"></a><span class="lineno"> 2249</span> <span class="comment"> Get the index of the point in the array that is closest</span></div><div class="line"><a name="l02250"></a><span class="lineno"> 2250</span> <span class="comment"> to P.</span></div><div class="line"><a name="l02251"></a><span class="lineno"> 2251</span> <span class="comment"> Parameters:</span></div><div class="line"><a name="l02252"></a><span class="lineno"> 2252</span> <span class="comment"> P - [in]</span></div><div class="line"><a name="l02253"></a><span class="lineno"> 2253</span> <span class="comment"> closest_point_index - [out]</span></div><div class="line"><a name="l02254"></a><span class="lineno"> 2254</span> <span class="comment"> maximum_distance - [in] optional distance constraint.</span></div><div class="line"><a name="l02255"></a><span class="lineno"> 2255</span> <span class="comment"> If maximum_distance > 0, then only points Q with</span></div><div class="line"><a name="l02256"></a><span class="lineno"> 2256</span> <span class="comment"> |P-Q| <= maximum_distance are returned.</span></div><div class="line"><a name="l02257"></a><span class="lineno"> 2257</span> <span class="comment"> Returns:</span></div><div class="line"><a name="l02258"></a><span class="lineno"> 2258</span> <span class="comment"> True if a point is found; in which case *closest_point_index</span></div><div class="line"><a name="l02259"></a><span class="lineno"> 2259</span> <span class="comment"> is the index of the point. False if no point is found</span></div><div class="line"><a name="l02260"></a><span class="lineno"> 2260</span> <span class="comment"> or the input is not valid.</span></div><div class="line"><a name="l02261"></a><span class="lineno"> 2261</span> <span class="comment"> See Also:</span></div><div class="line"><a name="l02262"></a><span class="lineno"> 2262</span> <span class="comment"> ON_GetClosestPointInPointList</span></div><div class="line"><a name="l02263"></a><span class="lineno"> 2263</span> <span class="comment"> ON_PointCloud::GetClosestPoint</span></div><div class="line"><a name="l02264"></a><span class="lineno"> 2264</span> <span class="comment"> */</span></div><div class="line"><a name="l02265"></a><span class="lineno"> 2265</span>  <span class="keywordtype">bool</span> GetClosestPoint( </div><div class="line"><a name="l02266"></a><span class="lineno"> 2266</span>  ON_3dPoint P,</div><div class="line"><a name="l02267"></a><span class="lineno"> 2267</span>  <span class="keywordtype">int</span>* closest_point_index,</div><div class="line"><a name="l02268"></a><span class="lineno"> 2268</span>  <span class="keywordtype">double</span> maximum_distance = 0.0</div><div class="line"><a name="l02269"></a><span class="lineno"> 2269</span>  ) <span class="keyword">const</span>;</div><div class="line"><a name="l02270"></a><span class="lineno"> 2270</span> </div><div class="line"><a name="l02271"></a><span class="lineno"> 2271</span> };</div><div class="line"><a name="l02272"></a><span class="lineno"> 2272</span> </div><div class="line"><a name="l02273"></a><span class="lineno"> 2273</span> <span class="comment"></span></div><div class="line"><a name="l02274"></a><span class="lineno"> 2274</span> <span class="comment">/////////////////////////////////////////////////////////////////</span></div><div class="line"><a name="l02275"></a><span class="lineno"> 2275</span> <span class="comment"></span><span class="comment">//</span></div><div class="line"><a name="l02276"></a><span class="lineno"> 2276</span> </div><div class="line"><a name="l02277"></a><span class="lineno"><a class="line" href="../../d2/d32/class_o_n__3f_point_array.html"> 2277</a></span> <span class="keyword">class </span>ON_CLASS <a class="code" href="../../d2/d32/class_o_n__3f_point_array.html">ON_3fPointArray</a> : <span class="keyword">public</span> ON_SimpleArray<ON_3fPoint></div><div class="line"><a name="l02278"></a><span class="lineno"> 2278</span> {</div><div class="line"><a name="l02279"></a><span class="lineno"> 2279</span> <span class="keyword">public</span>:</div><div class="line"><a name="l02280"></a><span class="lineno"> 2280</span>  <span class="comment">// see ON_SimpleArray class definition comments for constructor documentation</span></div><div class="line"><a name="l02281"></a><span class="lineno"> 2281</span>  <a class="code" href="../../d2/d32/class_o_n__3f_point_array.html">ON_3fPointArray</a>();</div><div class="line"><a name="l02282"></a><span class="lineno"> 2282</span>  <a class="code" href="../../d2/d32/class_o_n__3f_point_array.html">ON_3fPointArray</a>(<span class="keywordtype">int</span>);</div><div class="line"><a name="l02283"></a><span class="lineno"> 2283</span>  <a class="code" href="../../d2/d32/class_o_n__3f_point_array.html">ON_3fPointArray</a>(<span class="keyword">const</span> <a class="code" href="../../d2/d32/class_o_n__3f_point_array.html">ON_3fPointArray</a>&);</div><div class="line"><a name="l02284"></a><span class="lineno"> 2284</span>  <a class="code" href="../../d2/d32/class_o_n__3f_point_array.html">ON_3fPointArray</a>& operator=( <span class="keyword">const</span> <a class="code" href="../../d2/d32/class_o_n__3f_point_array.html">ON_3fPointArray</a>& );</div><div class="line"><a name="l02285"></a><span class="lineno"> 2285</span> </div><div class="line"><a name="l02286"></a><span class="lineno"> 2286</span>  <span class="keywordtype">bool</span> GetBBox(</div><div class="line"><a name="l02287"></a><span class="lineno"> 2287</span>  <span class="keywordtype">float</span> boxmin[3],</div><div class="line"><a name="l02288"></a><span class="lineno"> 2288</span>  <span class="keywordtype">float</span> boxmax[3],</div><div class="line"><a name="l02289"></a><span class="lineno"> 2289</span>  <span class="keywordtype">bool</span> bGrowBox = <span class="keyword">false</span></div><div class="line"><a name="l02290"></a><span class="lineno"> 2290</span>  ) <span class="keyword">const</span>;</div><div class="line"><a name="l02291"></a><span class="lineno"> 2291</span> </div><div class="line"><a name="l02292"></a><span class="lineno"> 2292</span>  <span class="keywordtype">bool</span> Transform( <span class="keyword">const</span> ON_Xform& );</div><div class="line"><a name="l02293"></a><span class="lineno"> 2293</span> </div><div class="line"><a name="l02294"></a><span class="lineno"> 2294</span>  <span class="keywordtype">bool</span> SwapCoordinates(<span class="keywordtype">int</span>,<span class="keywordtype">int</span>);</div><div class="line"><a name="l02295"></a><span class="lineno"> 2295</span> };</div><div class="line"><a name="l02296"></a><span class="lineno"> 2296</span> </div><div class="line"><a name="l02297"></a><span class="lineno"> 2297</span> <span class="comment"></span></div><div class="line"><a name="l02298"></a><span class="lineno"> 2298</span> <span class="comment">/////////////////////////////////////////////////////////////////</span></div><div class="line"><a name="l02299"></a><span class="lineno"> 2299</span> <span class="comment"></span><span class="comment">//</span></div><div class="line"><a name="l02300"></a><span class="lineno"> 2300</span> </div><div class="line"><a name="l02301"></a><span class="lineno"><a class="line" href="../../d2/d9b/class_o_n__4d_point_array.html"> 2301</a></span> <span class="keyword">class </span>ON_CLASS <a class="code" href="../../d2/d9b/class_o_n__4d_point_array.html">ON_4dPointArray</a> : <span class="keyword">public</span> ON_SimpleArray<ON_4dPoint></div><div class="line"><a name="l02302"></a><span class="lineno"> 2302</span> {</div><div class="line"><a name="l02303"></a><span class="lineno"> 2303</span> <span class="keyword">public</span>:</div><div class="line"><a name="l02304"></a><span class="lineno"> 2304</span>  <span class="comment">// see ON_SimpleArray class definition comments for constructor documentation</span></div><div class="line"><a name="l02305"></a><span class="lineno"> 2305</span>  <a class="code" href="../../d2/d9b/class_o_n__4d_point_array.html">ON_4dPointArray</a>();</div><div class="line"><a name="l02306"></a><span class="lineno"> 2306</span>  <a class="code" href="../../d2/d9b/class_o_n__4d_point_array.html">ON_4dPointArray</a>(<span class="keywordtype">int</span>);</div><div class="line"><a name="l02307"></a><span class="lineno"> 2307</span>  <a class="code" href="../../d2/d9b/class_o_n__4d_point_array.html">ON_4dPointArray</a>(<span class="keyword">const</span> <a class="code" href="../../d2/d9b/class_o_n__4d_point_array.html">ON_4dPointArray</a>&);</div><div class="line"><a name="l02308"></a><span class="lineno"> 2308</span>  <a class="code" href="../../d2/d9b/class_o_n__4d_point_array.html">ON_4dPointArray</a>& operator=( <span class="keyword">const</span> <a class="code" href="../../d2/d9b/class_o_n__4d_point_array.html">ON_4dPointArray</a>& );</div><div class="line"><a name="l02309"></a><span class="lineno"> 2309</span> </div><div class="line"><a name="l02310"></a><span class="lineno"> 2310</span>  <span class="keywordtype">bool</span> Transform( <span class="keyword">const</span> ON_Xform& );</div><div class="line"><a name="l02311"></a><span class="lineno"> 2311</span>  <span class="keywordtype">bool</span> SwapCoordinates(<span class="keywordtype">int</span>,<span class="keywordtype">int</span>);</div><div class="line"><a name="l02312"></a><span class="lineno"> 2312</span> };</div><div class="line"><a name="l02313"></a><span class="lineno"> 2313</span> </div><div class="line"><a name="l02314"></a><span class="lineno"> 2314</span> <span class="comment"></span></div><div class="line"><a name="l02315"></a><span class="lineno"> 2315</span> <span class="comment">/////////////////////////////////////////////////////////////////</span></div><div class="line"><a name="l02316"></a><span class="lineno"> 2316</span> <span class="comment"></span><span class="comment">//</span></div><div class="line"><a name="l02317"></a><span class="lineno"> 2317</span> </div><div class="line"><a name="l02318"></a><span class="lineno"><a class="line" href="../../d8/d07/class_o_n__4f_point_array.html"> 2318</a></span> <span class="keyword">class </span>ON_CLASS <a class="code" href="../../d8/d07/class_o_n__4f_point_array.html">ON_4fPointArray</a> : <span class="keyword">public</span> ON_SimpleArray<ON_4fPoint></div><div class="line"><a name="l02319"></a><span class="lineno"> 2319</span> {</div><div class="line"><a name="l02320"></a><span class="lineno"> 2320</span> <span class="keyword">public</span>:</div><div class="line"><a name="l02321"></a><span class="lineno"> 2321</span>  <span class="comment">// see ON_SimpleArray class definition comments for constructor documentation</span></div><div class="line"><a name="l02322"></a><span class="lineno"> 2322</span>  <a class="code" href="../../d8/d07/class_o_n__4f_point_array.html">ON_4fPointArray</a>();</div><div class="line"><a name="l02323"></a><span class="lineno"> 2323</span>  <a class="code" href="../../d8/d07/class_o_n__4f_point_array.html">ON_4fPointArray</a>(<span class="keywordtype">int</span>);</div><div class="line"><a name="l02324"></a><span class="lineno"> 2324</span>  <a class="code" href="../../d8/d07/class_o_n__4f_point_array.html">ON_4fPointArray</a>(<span class="keyword">const</span> <a class="code" href="../../d8/d07/class_o_n__4f_point_array.html">ON_4fPointArray</a>&);</div><div class="line"><a name="l02325"></a><span class="lineno"> 2325</span>  <a class="code" href="../../d8/d07/class_o_n__4f_point_array.html">ON_4fPointArray</a>& operator=( <span class="keyword">const</span> <a class="code" href="../../d8/d07/class_o_n__4f_point_array.html">ON_4fPointArray</a>& );</div><div class="line"><a name="l02326"></a><span class="lineno"> 2326</span> </div><div class="line"><a name="l02327"></a><span class="lineno"> 2327</span>  <span class="keywordtype">bool</span> Transform( <span class="keyword">const</span> ON_Xform& );</div><div class="line"><a name="l02328"></a><span class="lineno"> 2328</span>  <span class="keywordtype">bool</span> SwapCoordinates(<span class="keywordtype">int</span>,<span class="keywordtype">int</span>);</div><div class="line"><a name="l02329"></a><span class="lineno"> 2329</span> };</div><div class="line"><a name="l02330"></a><span class="lineno"> 2330</span> </div><div class="line"><a name="l02331"></a><span class="lineno"> 2331</span> <span class="comment"></span></div><div class="line"><a name="l02332"></a><span class="lineno"> 2332</span> <span class="comment">/////////////////////////////////////////////////////////////////</span></div><div class="line"><a name="l02333"></a><span class="lineno"> 2333</span> <span class="comment"></span><span class="comment">//</span></div><div class="line"><a name="l02334"></a><span class="lineno"> 2334</span> </div><div class="line"><a name="l02335"></a><span class="lineno"><a class="line" href="../../dd/d7d/class_o_n__2d_vector_array.html"> 2335</a></span> <span class="keyword">class </span>ON_CLASS <a class="code" href="../../dd/d7d/class_o_n__2d_vector_array.html">ON_2dVectorArray</a> : <span class="keyword">public</span> ON_SimpleArray<ON_2dVector></div><div class="line"><a name="l02336"></a><span class="lineno"> 2336</span> {</div><div class="line"><a name="l02337"></a><span class="lineno"> 2337</span> <span class="keyword">public</span>:</div><div class="line"><a name="l02338"></a><span class="lineno"> 2338</span>  <span class="comment">// see ON_SimpleArray class definition comments for constructor documentation</span></div><div class="line"><a name="l02339"></a><span class="lineno"> 2339</span>  <a class="code" href="../../dd/d7d/class_o_n__2d_vector_array.html">ON_2dVectorArray</a>();</div><div class="line"><a name="l02340"></a><span class="lineno"> 2340</span>  <a class="code" href="../../dd/d7d/class_o_n__2d_vector_array.html">ON_2dVectorArray</a>(<span class="keywordtype">int</span>);</div><div class="line"><a name="l02341"></a><span class="lineno"> 2341</span>  <a class="code" href="../../dd/d7d/class_o_n__2d_vector_array.html">ON_2dVectorArray</a>(<span class="keyword">const</span> <a class="code" href="../../dd/d7d/class_o_n__2d_vector_array.html">ON_2dVectorArray</a>&);</div><div class="line"><a name="l02342"></a><span class="lineno"> 2342</span>  <a class="code" href="../../dd/d7d/class_o_n__2d_vector_array.html">ON_2dVectorArray</a>& operator=( <span class="keyword">const</span> <a class="code" href="../../dd/d7d/class_o_n__2d_vector_array.html">ON_2dVectorArray</a>& );</div><div class="line"><a name="l02343"></a><span class="lineno"> 2343</span> </div><div class="line"><a name="l02344"></a><span class="lineno"> 2344</span>  <span class="keywordtype">bool</span> GetBBox(</div><div class="line"><a name="l02345"></a><span class="lineno"> 2345</span>  <span class="keywordtype">double</span> boxmin[2],</div><div class="line"><a name="l02346"></a><span class="lineno"> 2346</span>  <span class="keywordtype">double</span> boxmax[2],</div><div class="line"><a name="l02347"></a><span class="lineno"> 2347</span>  <span class="keywordtype">bool</span> bGrowBox = <span class="keyword">false</span></div><div class="line"><a name="l02348"></a><span class="lineno"> 2348</span>  ) <span class="keyword">const</span>;</div><div class="line"><a name="l02349"></a><span class="lineno"> 2349</span> </div><div class="line"><a name="l02350"></a><span class="lineno"> 2350</span>  <span class="keywordtype">bool</span> Transform( <span class="keyword">const</span> ON_Xform& );</div><div class="line"><a name="l02351"></a><span class="lineno"> 2351</span>  <span class="keywordtype">bool</span> SwapCoordinates(<span class="keywordtype">int</span>,<span class="keywordtype">int</span>);</div><div class="line"><a name="l02352"></a><span class="lineno"> 2352</span> };</div><div class="line"><a name="l02353"></a><span class="lineno"> 2353</span> </div><div class="line"><a name="l02354"></a><span class="lineno"> 2354</span> <span class="comment"></span></div><div class="line"><a name="l02355"></a><span class="lineno"> 2355</span> <span class="comment">/////////////////////////////////////////////////////////////////</span></div><div class="line"><a name="l02356"></a><span class="lineno"> 2356</span> <span class="comment"></span><span class="comment">//</span></div><div class="line"><a name="l02357"></a><span class="lineno"> 2357</span> </div><div class="line"><a name="l02358"></a><span class="lineno"><a class="line" href="../../df/d2e/class_o_n__2f_vector_array.html"> 2358</a></span> <span class="keyword">class </span>ON_CLASS <a class="code" href="../../df/d2e/class_o_n__2f_vector_array.html">ON_2fVectorArray</a> : <span class="keyword">public</span> ON_SimpleArray<ON_2fVector></div><div class="line"><a name="l02359"></a><span class="lineno"> 2359</span> {</div><div class="line"><a name="l02360"></a><span class="lineno"> 2360</span> <span class="keyword">public</span>:</div><div class="line"><a name="l02361"></a><span class="lineno"> 2361</span>  <span class="comment">// see ON_SimpleArray class definition comments for constructor documentation</span></div><div class="line"><a name="l02362"></a><span class="lineno"> 2362</span>  <a class="code" href="../../df/d2e/class_o_n__2f_vector_array.html">ON_2fVectorArray</a>();</div><div class="line"><a name="l02363"></a><span class="lineno"> 2363</span>  <a class="code" href="../../df/d2e/class_o_n__2f_vector_array.html">ON_2fVectorArray</a>(<span class="keywordtype">int</span>);</div><div class="line"><a name="l02364"></a><span class="lineno"> 2364</span>  <a class="code" href="../../df/d2e/class_o_n__2f_vector_array.html">ON_2fVectorArray</a>(<span class="keyword">const</span> <a class="code" href="../../df/d2e/class_o_n__2f_vector_array.html">ON_2fVectorArray</a>&);</div><div class="line"><a name="l02365"></a><span class="lineno"> 2365</span>  <a class="code" href="../../df/d2e/class_o_n__2f_vector_array.html">ON_2fVectorArray</a>& operator=( <span class="keyword">const</span> <a class="code" href="../../df/d2e/class_o_n__2f_vector_array.html">ON_2fVectorArray</a>& );</div><div class="line"><a name="l02366"></a><span class="lineno"> 2366</span> </div><div class="line"><a name="l02367"></a><span class="lineno"> 2367</span>  <span class="keywordtype">bool</span> GetBBox(</div><div class="line"><a name="l02368"></a><span class="lineno"> 2368</span>  <span class="keywordtype">float</span> boxmin[2],</div><div class="line"><a name="l02369"></a><span class="lineno"> 2369</span>  <span class="keywordtype">float</span> boxmax[2],</div><div class="line"><a name="l02370"></a><span class="lineno"> 2370</span>  <span class="keywordtype">bool</span> = <span class="keyword">false</span></div><div class="line"><a name="l02371"></a><span class="lineno"> 2371</span>  ) <span class="keyword">const</span>;</div><div class="line"><a name="l02372"></a><span class="lineno"> 2372</span> </div><div class="line"><a name="l02373"></a><span class="lineno"> 2373</span>  <span class="keywordtype">bool</span> Transform( <span class="keyword">const</span> ON_Xform& );</div><div class="line"><a name="l02374"></a><span class="lineno"> 2374</span>  <span class="keywordtype">bool</span> SwapCoordinates(<span class="keywordtype">int</span>,<span class="keywordtype">int</span>);</div><div class="line"><a name="l02375"></a><span class="lineno"> 2375</span> };</div><div class="line"><a name="l02376"></a><span class="lineno"> 2376</span> </div><div class="line"><a name="l02377"></a><span class="lineno"> 2377</span> <span class="comment"></span></div><div class="line"><a name="l02378"></a><span class="lineno"> 2378</span> <span class="comment">/////////////////////////////////////////////////////////////////</span></div><div class="line"><a name="l02379"></a><span class="lineno"> 2379</span> <span class="comment"></span><span class="comment">//</span></div><div class="line"><a name="l02380"></a><span class="lineno"> 2380</span> </div><div class="line"><a name="l02381"></a><span class="lineno"><a class="line" href="../../d7/d2c/class_o_n__3d_vector_array.html"> 2381</a></span> <span class="keyword">class </span>ON_CLASS <a class="code" href="../../d7/d2c/class_o_n__3d_vector_array.html">ON_3dVectorArray</a> : <span class="keyword">public</span> ON_SimpleArray<ON_3dVector></div><div class="line"><a name="l02382"></a><span class="lineno"> 2382</span> {</div><div class="line"><a name="l02383"></a><span class="lineno"> 2383</span> <span class="keyword">public</span>:</div><div class="line"><a name="l02384"></a><span class="lineno"> 2384</span>  <a class="code" href="../../d7/d2c/class_o_n__3d_vector_array.html">ON_3dVectorArray</a>();</div><div class="line"><a name="l02385"></a><span class="lineno"> 2385</span>  <a class="code" href="../../d7/d2c/class_o_n__3d_vector_array.html">ON_3dVectorArray</a>(<span class="keywordtype">int</span>);</div><div class="line"><a name="l02386"></a><span class="lineno"> 2386</span>  <a class="code" href="../../d7/d2c/class_o_n__3d_vector_array.html">ON_3dVectorArray</a>(<span class="keyword">const</span> <a class="code" href="../../d7/d2c/class_o_n__3d_vector_array.html">ON_3dVectorArray</a>&);</div><div class="line"><a name="l02387"></a><span class="lineno"> 2387</span>  <a class="code" href="../../d7/d2c/class_o_n__3d_vector_array.html">ON_3dVectorArray</a>& operator=( <span class="keyword">const</span> <a class="code" href="../../d7/d2c/class_o_n__3d_vector_array.html">ON_3dVectorArray</a>& );</div><div class="line"><a name="l02388"></a><span class="lineno"> 2388</span> </div><div class="line"><a name="l02389"></a><span class="lineno"> 2389</span>  <span class="keywordtype">bool</span> GetBBox(</div><div class="line"><a name="l02390"></a><span class="lineno"> 2390</span>  <span class="keywordtype">double</span> boxmin[3],</div><div class="line"><a name="l02391"></a><span class="lineno"> 2391</span>  <span class="keywordtype">double</span> boxmax[3],</div><div class="line"><a name="l02392"></a><span class="lineno"> 2392</span>  <span class="keywordtype">bool</span> bGrowBow = <span class="keyword">false</span></div><div class="line"><a name="l02393"></a><span class="lineno"> 2393</span>  ) <span class="keyword">const</span>;</div><div class="line"><a name="l02394"></a><span class="lineno"> 2394</span> </div><div class="line"><a name="l02395"></a><span class="lineno"> 2395</span>  <span class="keywordtype">bool</span> Transform( <span class="keyword">const</span> ON_Xform& );</div><div class="line"><a name="l02396"></a><span class="lineno"> 2396</span>  <span class="keywordtype">bool</span> SwapCoordinates(<span class="keywordtype">int</span>,<span class="keywordtype">int</span>);</div><div class="line"><a name="l02397"></a><span class="lineno"> 2397</span> };</div><div class="line"><a name="l02398"></a><span class="lineno"> 2398</span> <span class="comment"></span></div><div class="line"><a name="l02399"></a><span class="lineno"> 2399</span> <span class="comment">/////////////////////////////////////////////////////////////////</span></div><div class="line"><a name="l02400"></a><span class="lineno"> 2400</span> <span class="comment"></span><span class="comment">//</span></div><div class="line"><a name="l02401"></a><span class="lineno"> 2401</span> </div><div class="line"><a name="l02402"></a><span class="lineno"><a class="line" href="../../d8/deb/class_o_n__3f_vector_array.html"> 2402</a></span> <span class="keyword">class </span>ON_CLASS <a class="code" href="../../d8/deb/class_o_n__3f_vector_array.html">ON_3fVectorArray</a> : <span class="keyword">public</span> ON_SimpleArray<ON_3fVector></div><div class="line"><a name="l02403"></a><span class="lineno"> 2403</span> {</div><div class="line"><a name="l02404"></a><span class="lineno"> 2404</span> <span class="keyword">public</span>:</div><div class="line"><a name="l02405"></a><span class="lineno"> 2405</span>  <a class="code" href="../../d8/deb/class_o_n__3f_vector_array.html">ON_3fVectorArray</a>();</div><div class="line"><a name="l02406"></a><span class="lineno"> 2406</span>  <a class="code" href="../../d8/deb/class_o_n__3f_vector_array.html">ON_3fVectorArray</a>(<span class="keywordtype">int</span>);</div><div class="line"><a name="l02407"></a><span class="lineno"> 2407</span>  <a class="code" href="../../d8/deb/class_o_n__3f_vector_array.html">ON_3fVectorArray</a>(<span class="keyword">const</span> <a class="code" href="../../d8/deb/class_o_n__3f_vector_array.html">ON_3fVectorArray</a>&);</div><div class="line"><a name="l02408"></a><span class="lineno"> 2408</span>  <a class="code" href="../../d8/deb/class_o_n__3f_vector_array.html">ON_3fVectorArray</a>& operator=( <span class="keyword">const</span> <a class="code" href="../../d8/deb/class_o_n__3f_vector_array.html">ON_3fVectorArray</a>& );</div><div class="line"><a name="l02409"></a><span class="lineno"> 2409</span> </div><div class="line"><a name="l02410"></a><span class="lineno"> 2410</span>  <span class="keywordtype">bool</span> GetBBox(</div><div class="line"><a name="l02411"></a><span class="lineno"> 2411</span>  <span class="keywordtype">float</span> boxmin[3],</div><div class="line"><a name="l02412"></a><span class="lineno"> 2412</span>  <span class="keywordtype">float</span> boxmax[3],</div><div class="line"><a name="l02413"></a><span class="lineno"> 2413</span>  <span class="keywordtype">bool</span> bGrowBox = <span class="keyword">false</span></div><div class="line"><a name="l02414"></a><span class="lineno"> 2414</span>  ) <span class="keyword">const</span>;</div><div class="line"><a name="l02415"></a><span class="lineno"> 2415</span> </div><div class="line"><a name="l02416"></a><span class="lineno"> 2416</span>  <span class="keywordtype">bool</span> Transform( <span class="keyword">const</span> ON_Xform& );</div><div class="line"><a name="l02417"></a><span class="lineno"> 2417</span>  <span class="keywordtype">bool</span> SwapCoordinates(<span class="keywordtype">int</span>,<span class="keywordtype">int</span>);</div><div class="line"><a name="l02418"></a><span class="lineno"> 2418</span> };</div><div class="line"><a name="l02419"></a><span class="lineno"> 2419</span> </div><div class="line"><a name="l02420"></a><span class="lineno"><a class="line" href="../../d0/d8a/class_o_n__3d_point_list_ref.html"> 2420</a></span> <span class="keyword">class </span>ON_CLASS <a class="code" href="../../d0/d8a/class_o_n__3d_point_list_ref.html">ON_3dPointListRef</a></div><div class="line"><a name="l02421"></a><span class="lineno"> 2421</span> {</div><div class="line"><a name="l02422"></a><span class="lineno"> 2422</span> <span class="keyword">public</span>:</div><div class="line"><a name="l02423"></a><span class="lineno"> 2423</span> </div><div class="line"><a name="l02424"></a><span class="lineno"> 2424</span> </div><div class="line"><a name="l02425"></a><span class="lineno"><a class="line" href="../../d0/d8a/class_o_n__3d_point_list_ref.html#a5fe8de220dc3adfb4a60e31b0c90c2a3"> 2425</a></span>  <a class="code" href="../../d0/d8a/class_o_n__3d_point_list_ref.html#a5fe8de220dc3adfb4a60e31b0c90c2a3">ON_3dPointListRef</a>()</div><div class="line"><a name="l02426"></a><span class="lineno"> 2426</span>  : m_point_count(0)</div><div class="line"><a name="l02427"></a><span class="lineno"> 2427</span>  , m_point_stride(0)</div><div class="line"><a name="l02428"></a><span class="lineno"> 2428</span>  , m_dP(0)</div><div class="line"><a name="l02429"></a><span class="lineno"> 2429</span>  , m_fP(0)</div><div class="line"><a name="l02430"></a><span class="lineno"> 2430</span>  {}</div><div class="line"><a name="l02431"></a><span class="lineno"> 2431</span> </div><div class="line"><a name="l02432"></a><span class="lineno"> 2432</span>  <span class="comment">/*</span></div><div class="line"><a name="l02433"></a><span class="lineno"> 2433</span> <span class="comment"> Description:</span></div><div class="line"><a name="l02434"></a><span class="lineno"> 2434</span> <span class="comment"> Construct a point list that references the mesh vertex list.</span></div><div class="line"><a name="l02435"></a><span class="lineno"> 2435</span> <span class="comment"> Remarks:</span></div><div class="line"><a name="l02436"></a><span class="lineno"> 2436</span> <span class="comment"> If the mesh has double precision vertices, then the point</span></div><div class="line"><a name="l02437"></a><span class="lineno"> 2437</span> <span class="comment"> list will refer to them; otherwise, the point list will</span></div><div class="line"><a name="l02438"></a><span class="lineno"> 2438</span> <span class="comment"> refer to the single precision vertices.</span></div><div class="line"><a name="l02439"></a><span class="lineno"> 2439</span> <span class="comment"> */</span></div><div class="line"><a name="l02440"></a><span class="lineno"> 2440</span>  <a class="code" href="../../d0/d8a/class_o_n__3d_point_list_ref.html">ON_3dPointListRef</a>(</div><div class="line"><a name="l02441"></a><span class="lineno"> 2441</span>  <span class="keyword">const</span> <span class="keyword">class</span> <a class="code" href="../../df/d11/class_o_n___mesh.html">ON_Mesh</a>* mesh</div><div class="line"><a name="l02442"></a><span class="lineno"> 2442</span>  );</div><div class="line"><a name="l02443"></a><span class="lineno"> 2443</span> </div><div class="line"><a name="l02444"></a><span class="lineno"> 2444</span>  <span class="comment">/*</span></div><div class="line"><a name="l02445"></a><span class="lineno"> 2445</span> <span class="comment"> Description:</span></div><div class="line"><a name="l02446"></a><span class="lineno"> 2446</span> <span class="comment"> Construct a point list that references the points</span></div><div class="line"><a name="l02447"></a><span class="lineno"> 2447</span> <span class="comment"> in a simple array of ON_3dPoint objects.</span></div><div class="line"><a name="l02448"></a><span class="lineno"> 2448</span> <span class="comment"> */</span></div><div class="line"><a name="l02449"></a><span class="lineno"> 2449</span>  <a class="code" href="../../d0/d8a/class_o_n__3d_point_list_ref.html">ON_3dPointListRef</a>(</div><div class="line"><a name="l02450"></a><span class="lineno"> 2450</span>  <span class="keyword">const</span> <span class="keyword">class</span> ON_SimpleArray<ON_3dPoint>& point_array</div><div class="line"><a name="l02451"></a><span class="lineno"> 2451</span>  );</div><div class="line"><a name="l02452"></a><span class="lineno"> 2452</span> </div><div class="line"><a name="l02453"></a><span class="lineno"> 2453</span>  <span class="comment">/*</span></div><div class="line"><a name="l02454"></a><span class="lineno"> 2454</span> <span class="comment"> Description:</span></div><div class="line"><a name="l02455"></a><span class="lineno"> 2455</span> <span class="comment"> Construct a point list that references the points</span></div><div class="line"><a name="l02456"></a><span class="lineno"> 2456</span> <span class="comment"> in a simple array of ON_3fPoint objects.</span></div><div class="line"><a name="l02457"></a><span class="lineno"> 2457</span> <span class="comment"> */</span></div><div class="line"><a name="l02458"></a><span class="lineno"> 2458</span>  <a class="code" href="../../d0/d8a/class_o_n__3d_point_list_ref.html">ON_3dPointListRef</a>(</div><div class="line"><a name="l02459"></a><span class="lineno"> 2459</span>  <span class="keyword">const</span> <span class="keyword">class</span> ON_SimpleArray<ON_3fPoint>& point_array</div><div class="line"><a name="l02460"></a><span class="lineno"> 2460</span>  );</div><div class="line"><a name="l02461"></a><span class="lineno"> 2461</span> </div><div class="line"><a name="l02462"></a><span class="lineno"><a class="line" href="../../d0/d8a/class_o_n__3d_point_list_ref.html#aec7196cec1094f649b6d08b7ae872873"> 2462</a></span>  <span class="keyword">static</span> <span class="keyword">const</span> <a class="code" href="../../d0/d8a/class_o_n__3d_point_list_ref.html">ON_3dPointListRef</a> <a class="code" href="../../d0/d8a/class_o_n__3d_point_list_ref.html#aec7196cec1094f649b6d08b7ae872873">EmptyPointList</a>;</div><div class="line"><a name="l02463"></a><span class="lineno"> 2463</span> </div><div class="line"><a name="l02464"></a><span class="lineno"> 2464</span>  <span class="keyword">static</span></div><div class="line"><a name="l02465"></a><span class="lineno"> 2465</span>  <a class="code" href="../../d0/d8a/class_o_n__3d_point_list_ref.html">ON_3dPointListRef</a> FromDoubleArray(</div><div class="line"><a name="l02466"></a><span class="lineno"> 2466</span>  <span class="keywordtype">size_t</span> point_count,</div><div class="line"><a name="l02467"></a><span class="lineno"> 2467</span>  <span class="keywordtype">size_t</span> point_stride,</div><div class="line"><a name="l02468"></a><span class="lineno"> 2468</span>  <span class="keyword">const</span> <span class="keywordtype">double</span>* point_array</div><div class="line"><a name="l02469"></a><span class="lineno"> 2469</span>  );</div><div class="line"><a name="l02470"></a><span class="lineno"> 2470</span> </div><div class="line"><a name="l02471"></a><span class="lineno"> 2471</span>  <span class="keyword">static</span></div><div class="line"><a name="l02472"></a><span class="lineno"> 2472</span>  <a class="code" href="../../d0/d8a/class_o_n__3d_point_list_ref.html">ON_3dPointListRef</a> FromFloatArray(</div><div class="line"><a name="l02473"></a><span class="lineno"> 2473</span>  <span class="keywordtype">size_t</span> point_count,</div><div class="line"><a name="l02474"></a><span class="lineno"> 2474</span>  <span class="keywordtype">size_t</span> point_stride,</div><div class="line"><a name="l02475"></a><span class="lineno"> 2475</span>  <span class="keyword">const</span> <span class="keywordtype">float</span>* point_array</div><div class="line"><a name="l02476"></a><span class="lineno"> 2476</span>  );</div><div class="line"><a name="l02477"></a><span class="lineno"> 2477</span> </div><div class="line"><a name="l02478"></a><span class="lineno"> 2478</span>  <span class="keyword">static</span></div><div class="line"><a name="l02479"></a><span class="lineno"> 2479</span>  <a class="code" href="../../d0/d8a/class_o_n__3d_point_list_ref.html">ON_3dPointListRef</a> FromPointArray(</div><div class="line"><a name="l02480"></a><span class="lineno"> 2480</span>  <span class="keyword">const</span> <span class="keyword">class</span> ON_SimpleArray<ON_3dPoint>& point_array</div><div class="line"><a name="l02481"></a><span class="lineno"> 2481</span>  );</div><div class="line"><a name="l02482"></a><span class="lineno"> 2482</span> </div><div class="line"><a name="l02483"></a><span class="lineno"> 2483</span>  <span class="keyword">static</span></div><div class="line"><a name="l02484"></a><span class="lineno"> 2484</span>  <a class="code" href="../../d0/d8a/class_o_n__3d_point_list_ref.html">ON_3dPointListRef</a> FromPointArray(</div><div class="line"><a name="l02485"></a><span class="lineno"> 2485</span>  <span class="keyword">const</span> <span class="keyword">class</span> ON_SimpleArray<ON_3fPoint>& point_array</div><div class="line"><a name="l02486"></a><span class="lineno"> 2486</span>  );</div><div class="line"><a name="l02487"></a><span class="lineno"> 2487</span> </div><div class="line"><a name="l02488"></a><span class="lineno"> 2488</span>  <span class="keyword">static</span></div><div class="line"><a name="l02489"></a><span class="lineno"> 2489</span>  <a class="code" href="../../d0/d8a/class_o_n__3d_point_list_ref.html">ON_3dPointListRef</a> FromMesh(</div><div class="line"><a name="l02490"></a><span class="lineno"> 2490</span>  <span class="keyword">const</span> <span class="keyword">class</span> <a class="code" href="../../df/d11/class_o_n___mesh.html">ON_Mesh</a>* mesh</div><div class="line"><a name="l02491"></a><span class="lineno"> 2491</span>  );</div><div class="line"><a name="l02492"></a><span class="lineno"> 2492</span> </div><div class="line"><a name="l02493"></a><span class="lineno"> 2493</span>  <span class="comment">/*</span></div><div class="line"><a name="l02494"></a><span class="lineno"> 2494</span> <span class="comment"> Returns:</span></div><div class="line"><a name="l02495"></a><span class="lineno"> 2495</span> <span class="comment"> A copy of the refenced points in an ON_SimpleArray<ON_3dPoint>.</span></div><div class="line"><a name="l02496"></a><span class="lineno"> 2496</span> <span class="comment"> */</span></div><div class="line"><a name="l02497"></a><span class="lineno"> 2497</span>  ON_SimpleArray<ON_3dPoint> To3dPointArray() <span class="keyword">const</span>;</div><div class="line"><a name="l02498"></a><span class="lineno"> 2498</span> </div><div class="line"><a name="l02499"></a><span class="lineno"> 2499</span>  <span class="comment">/*</span></div><div class="line"><a name="l02500"></a><span class="lineno"> 2500</span> <span class="comment"> Returns:</span></div><div class="line"><a name="l02501"></a><span class="lineno"> 2501</span> <span class="comment"> A copy of the refenced points in an ON_SimpleArray<ON_3fPoint>.</span></div><div class="line"><a name="l02502"></a><span class="lineno"> 2502</span> <span class="comment"> */</span></div><div class="line"><a name="l02503"></a><span class="lineno"> 2503</span>  ON_SimpleArray<ON_3fPoint> To3fPointArray() <span class="keyword">const</span>;</div><div class="line"><a name="l02504"></a><span class="lineno"> 2504</span> </div><div class="line"><a name="l02505"></a><span class="lineno"> 2505</span>  <span class="comment">/*</span></div><div class="line"><a name="l02506"></a><span class="lineno"> 2506</span> <span class="comment"> Description:</span></div><div class="line"><a name="l02507"></a><span class="lineno"> 2507</span> <span class="comment"> Set this point list to reference points with double coordinates.</span></div><div class="line"><a name="l02508"></a><span class="lineno"> 2508</span> <span class="comment"> Parameters:</span></div><div class="line"><a name="l02509"></a><span class="lineno"> 2509</span> <span class="comment"> point_count - [in]</span></div><div class="line"><a name="l02510"></a><span class="lineno"> 2510</span> <span class="comment"> number of points</span></div><div class="line"><a name="l02511"></a><span class="lineno"> 2511</span> <span class="comment"> point_stride - [in] (>= 3)</span></div><div class="line"><a name="l02512"></a><span class="lineno"> 2512</span> <span class="comment"> number of doubles between points.</span></div><div class="line"><a name="l02513"></a><span class="lineno"> 2513</span> <span class="comment"> point_array - [in]</span></div><div class="line"><a name="l02514"></a><span class="lineno"> 2514</span> <span class="comment"> pointer to the first coordinate of the first point.</span></div><div class="line"><a name="l02515"></a><span class="lineno"> 2515</span> <span class="comment"> Returns:</span></div><div class="line"><a name="l02516"></a><span class="lineno"> 2516</span> <span class="comment"> Number of points in the list.</span></div><div class="line"><a name="l02517"></a><span class="lineno"> 2517</span> <span class="comment"> */</span></div><div class="line"><a name="l02518"></a><span class="lineno"> 2518</span>  <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> SetFromDoubleArray(</div><div class="line"><a name="l02519"></a><span class="lineno"> 2519</span>  <span class="keywordtype">size_t</span> point_count,</div><div class="line"><a name="l02520"></a><span class="lineno"> 2520</span>  <span class="keywordtype">size_t</span> point_stride,</div><div class="line"><a name="l02521"></a><span class="lineno"> 2521</span>  <span class="keyword">const</span> <span class="keywordtype">double</span>* point_array</div><div class="line"><a name="l02522"></a><span class="lineno"> 2522</span>  );</div><div class="line"><a name="l02523"></a><span class="lineno"> 2523</span> </div><div class="line"><a name="l02524"></a><span class="lineno"> 2524</span>  <span class="comment">/*</span></div><div class="line"><a name="l02525"></a><span class="lineno"> 2525</span> <span class="comment"> Description:</span></div><div class="line"><a name="l02526"></a><span class="lineno"> 2526</span> <span class="comment"> Set this point list to reference points with float coordinates.</span></div><div class="line"><a name="l02527"></a><span class="lineno"> 2527</span> <span class="comment"> Parameters:</span></div><div class="line"><a name="l02528"></a><span class="lineno"> 2528</span> <span class="comment"> point_count - [in]</span></div><div class="line"><a name="l02529"></a><span class="lineno"> 2529</span> <span class="comment"> number of points</span></div><div class="line"><a name="l02530"></a><span class="lineno"> 2530</span> <span class="comment"> point_stride - [in] (>= 3)</span></div><div class="line"><a name="l02531"></a><span class="lineno"> 2531</span> <span class="comment"> number of floats between points.</span></div><div class="line"><a name="l02532"></a><span class="lineno"> 2532</span> <span class="comment"> point_array - [in]</span></div><div class="line"><a name="l02533"></a><span class="lineno"> 2533</span> <span class="comment"> pointer to the first coordinate of the first point.</span></div><div class="line"><a name="l02534"></a><span class="lineno"> 2534</span> <span class="comment"> Returns:</span></div><div class="line"><a name="l02535"></a><span class="lineno"> 2535</span> <span class="comment"> Number of points in the list.</span></div><div class="line"><a name="l02536"></a><span class="lineno"> 2536</span> <span class="comment"> */</span></div><div class="line"><a name="l02537"></a><span class="lineno"> 2537</span>  <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> SetFromFloatArray(</div><div class="line"><a name="l02538"></a><span class="lineno"> 2538</span>  <span class="keywordtype">size_t</span> point_count,</div><div class="line"><a name="l02539"></a><span class="lineno"> 2539</span>  <span class="keywordtype">size_t</span> point_stride,</div><div class="line"><a name="l02540"></a><span class="lineno"> 2540</span>  <span class="keyword">const</span> <span class="keywordtype">float</span>* point_array</div><div class="line"><a name="l02541"></a><span class="lineno"> 2541</span>  );</div><div class="line"><a name="l02542"></a><span class="lineno"> 2542</span> </div><div class="line"><a name="l02543"></a><span class="lineno"> 2543</span>  <span class="comment">/*</span></div><div class="line"><a name="l02544"></a><span class="lineno"> 2544</span> <span class="comment"> Description:</span></div><div class="line"><a name="l02545"></a><span class="lineno"> 2545</span> <span class="comment"> Set this point list to reference a mesh vertex list.</span></div><div class="line"><a name="l02546"></a><span class="lineno"> 2546</span> <span class="comment"> Parameters:</span></div><div class="line"><a name="l02547"></a><span class="lineno"> 2547</span> <span class="comment"> mesh - [in]</span></div><div class="line"><a name="l02548"></a><span class="lineno"> 2548</span> <span class="comment"> Returns:</span></div><div class="line"><a name="l02549"></a><span class="lineno"> 2549</span> <span class="comment"> Number of points in the list.</span></div><div class="line"><a name="l02550"></a><span class="lineno"> 2550</span> <span class="comment"> */</span></div><div class="line"><a name="l02551"></a><span class="lineno"> 2551</span>  <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> SetFromMesh(</div><div class="line"><a name="l02552"></a><span class="lineno"> 2552</span>  <span class="keyword">const</span> <span class="keyword">class</span> <a class="code" href="../../df/d11/class_o_n___mesh.html">ON_Mesh</a>* mesh</div><div class="line"><a name="l02553"></a><span class="lineno"> 2553</span>  );</div><div class="line"><a name="l02554"></a><span class="lineno"> 2554</span> </div><div class="line"><a name="l02555"></a><span class="lineno"> 2555</span>  <span class="comment">/*</span></div><div class="line"><a name="l02556"></a><span class="lineno"> 2556</span> <span class="comment"> Returns:</span></div><div class="line"><a name="l02557"></a><span class="lineno"> 2557</span> <span class="comment"> 0: no points</span></div><div class="line"><a name="l02558"></a><span class="lineno"> 2558</span> <span class="comment"> 1: single precison points (float coordinates)</span></div><div class="line"><a name="l02559"></a><span class="lineno"> 2559</span> <span class="comment"> 2: double precison points (double coordinates)</span></div><div class="line"><a name="l02560"></a><span class="lineno"> 2560</span> <span class="comment"> */</span></div><div class="line"><a name="l02561"></a><span class="lineno"> 2561</span>  <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> Precision() <span class="keyword">const</span>;</div><div class="line"><a name="l02562"></a><span class="lineno"> 2562</span> </div><div class="line"><a name="l02563"></a><span class="lineno"> 2563</span>  <span class="comment">/*</span></div><div class="line"><a name="l02564"></a><span class="lineno"> 2564</span> <span class="comment"> Returns:</span></div><div class="line"><a name="l02565"></a><span class="lineno"> 2565</span> <span class="comment"> true if the points are double precision</span></div><div class="line"><a name="l02566"></a><span class="lineno"> 2566</span> <span class="comment"> */</span></div><div class="line"><a name="l02567"></a><span class="lineno"> 2567</span>  <span class="keywordtype">bool</span> DoublePrecision() <span class="keyword">const</span>;</div><div class="line"><a name="l02568"></a><span class="lineno"> 2568</span> </div><div class="line"><a name="l02569"></a><span class="lineno"> 2569</span>  <span class="comment">/*</span></div><div class="line"><a name="l02570"></a><span class="lineno"> 2570</span> <span class="comment"> Returns:</span></div><div class="line"><a name="l02571"></a><span class="lineno"> 2571</span> <span class="comment"> true if the points are single precision</span></div><div class="line"><a name="l02572"></a><span class="lineno"> 2572</span> <span class="comment"> */</span></div><div class="line"><a name="l02573"></a><span class="lineno"> 2573</span>  <span class="keywordtype">bool</span> SinglePrecision() <span class="keyword">const</span>;</div><div class="line"><a name="l02574"></a><span class="lineno"> 2574</span> </div><div class="line"><a name="l02575"></a><span class="lineno"> 2575</span>  <span class="comment">/*</span></div><div class="line"><a name="l02576"></a><span class="lineno"> 2576</span> <span class="comment"> Description:</span></div><div class="line"><a name="l02577"></a><span class="lineno"> 2577</span> <span class="comment"> Copy point location into buffer and return it as an ON_3dPoint.</span></div><div class="line"><a name="l02578"></a><span class="lineno"> 2578</span> <span class="comment"> Parameters:</span></div><div class="line"><a name="l02579"></a><span class="lineno"> 2579</span> <span class="comment"> point_index - [in]</span></div><div class="line"><a name="l02580"></a><span class="lineno"> 2580</span> <span class="comment"> buffer - [out]</span></div><div class="line"><a name="l02581"></a><span class="lineno"> 2581</span> <span class="comment"> If point_index is a valid index, the point coordinates</span></div><div class="line"><a name="l02582"></a><span class="lineno"> 2582</span> <span class="comment"> are copied to buffer[]; oherwise the buffer coordinates</span></div><div class="line"><a name="l02583"></a><span class="lineno"> 2583</span> <span class="comment"> are set to ON_UNSET_VALUE.</span></div><div class="line"><a name="l02584"></a><span class="lineno"> 2584</span> <span class="comment"> You must insure buffer is not null, has proper alignment</span></div><div class="line"><a name="l02585"></a><span class="lineno"> 2585</span> <span class="comment"> for storing doubles, and is large enough to store three</span></div><div class="line"><a name="l02586"></a><span class="lineno"> 2586</span> <span class="comment"> doubles.</span></div><div class="line"><a name="l02587"></a><span class="lineno"> 2587</span> <span class="comment"> Returns:</span></div><div class="line"><a name="l02588"></a><span class="lineno"> 2588</span> <span class="comment"> A reference to an ON_3dPoint which is a cast of buffer.</span></div><div class="line"><a name="l02589"></a><span class="lineno"> 2589</span> <span class="comment"> Remarks:</span></div><div class="line"><a name="l02590"></a><span class="lineno"> 2590</span> <span class="comment"> This is the fastest and most efficient way to get a the</span></div><div class="line"><a name="l02591"></a><span class="lineno"> 2591</span> <span class="comment"> location of a point into memory you are managing.</span></div><div class="line"><a name="l02592"></a><span class="lineno"> 2592</span> <span class="comment"> */</span></div><div class="line"><a name="l02593"></a><span class="lineno"><a class="line" href="../../d0/d8a/class_o_n__3d_point_list_ref.html#a959db09e4cea0826c1fa10579ecfe829"> 2593</a></span>  <span class="keyword">inline</span> <span class="keyword">const</span> <span class="keyword">class </span>ON_3dPoint& <a class="code" href="../../d0/d8a/class_o_n__3d_point_list_ref.html#a959db09e4cea0826c1fa10579ecfe829">GetPoint</a>(</div><div class="line"><a name="l02594"></a><span class="lineno"> 2594</span>  <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> point_index, </div><div class="line"><a name="l02595"></a><span class="lineno"> 2595</span>  <span class="keywordtype">double</span> buffer[3]</div><div class="line"><a name="l02596"></a><span class="lineno"> 2596</span>  )<span class="keyword"> const</span></div><div class="line"><a name="l02597"></a><span class="lineno"> 2597</span> <span class="keyword"> </span>{</div><div class="line"><a name="l02598"></a><span class="lineno"> 2598</span>  <span class="keywordflow">if</span> ( point_index < m_point_count )</div><div class="line"><a name="l02599"></a><span class="lineno"> 2599</span>  {</div><div class="line"><a name="l02600"></a><span class="lineno"> 2600</span>  <span class="keywordflow">if</span> ( m_dP )</div><div class="line"><a name="l02601"></a><span class="lineno"> 2601</span>  {</div><div class="line"><a name="l02602"></a><span class="lineno"> 2602</span>  <span class="keyword">const</span> <span class="keywordtype">double</span>* p = m_dP + (point_index*m_point_stride);</div><div class="line"><a name="l02603"></a><span class="lineno"> 2603</span>  buffer[0] = *p++;</div><div class="line"><a name="l02604"></a><span class="lineno"> 2604</span>  buffer[1] = *p++;</div><div class="line"><a name="l02605"></a><span class="lineno"> 2605</span>  buffer[2] = *p;</div><div class="line"><a name="l02606"></a><span class="lineno"> 2606</span>  }</div><div class="line"><a name="l02607"></a><span class="lineno"> 2607</span>  <span class="keywordflow">else</span></div><div class="line"><a name="l02608"></a><span class="lineno"> 2608</span>  {</div><div class="line"><a name="l02609"></a><span class="lineno"> 2609</span>  <span class="keyword">const</span> <span class="keywordtype">float</span>* p = m_fP + (point_index*m_point_stride);</div><div class="line"><a name="l02610"></a><span class="lineno"> 2610</span>  buffer[0] = *p++;</div><div class="line"><a name="l02611"></a><span class="lineno"> 2611</span>  buffer[1] = *p++;</div><div class="line"><a name="l02612"></a><span class="lineno"> 2612</span>  buffer[2] = *p;</div><div class="line"><a name="l02613"></a><span class="lineno"> 2613</span>  }</div><div class="line"><a name="l02614"></a><span class="lineno"> 2614</span>  }</div><div class="line"><a name="l02615"></a><span class="lineno"> 2615</span>  <span class="keywordflow">else</span></div><div class="line"><a name="l02616"></a><span class="lineno"> 2616</span>  {</div><div class="line"><a name="l02617"></a><span class="lineno"> 2617</span>  buffer[0] = buffer[1] = buffer[2] = ON_UNSET_VALUE;</div><div class="line"><a name="l02618"></a><span class="lineno"> 2618</span>  }</div><div class="line"><a name="l02619"></a><span class="lineno"> 2619</span>  <span class="keywordflow">return</span> *((<span class="keyword">const</span> ON_3dPoint*)buffer);</div><div class="line"><a name="l02620"></a><span class="lineno"> 2620</span>  }</div><div class="line"><a name="l02621"></a><span class="lineno"> 2621</span> </div><div class="line"><a name="l02622"></a><span class="lineno"> 2622</span>  <span class="comment">/*</span></div><div class="line"><a name="l02623"></a><span class="lineno"> 2623</span> <span class="comment"> Parameters:</span></div><div class="line"><a name="l02624"></a><span class="lineno"> 2624</span> <span class="comment"> point_index - [in]</span></div><div class="line"><a name="l02625"></a><span class="lineno"> 2625</span> <span class="comment"> Returns:</span></div><div class="line"><a name="l02626"></a><span class="lineno"> 2626</span> <span class="comment"> If point_index is a valid index, the point location is returned.</span></div><div class="line"><a name="l02627"></a><span class="lineno"> 2627</span> <span class="comment"> Otherwise ON_3dPoint::UnsetPoint is returned.</span></div><div class="line"><a name="l02628"></a><span class="lineno"> 2628</span> <span class="comment"> */</span></div><div class="line"><a name="l02629"></a><span class="lineno"><a class="line" href="../../d0/d8a/class_o_n__3d_point_list_ref.html#a10ccd0cf94f0d7fd4ff38b61c0d135ec"> 2629</a></span>  <span class="keyword">inline</span> ON_3dPoint <a class="code" href="../../d0/d8a/class_o_n__3d_point_list_ref.html#a10ccd0cf94f0d7fd4ff38b61c0d135ec">Point</a>(</div><div class="line"><a name="l02630"></a><span class="lineno"> 2630</span>  <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> point_index</div><div class="line"><a name="l02631"></a><span class="lineno"> 2631</span>  )<span class="keyword"> const</span></div><div class="line"><a name="l02632"></a><span class="lineno"> 2632</span> <span class="keyword"> </span>{</div><div class="line"><a name="l02633"></a><span class="lineno"> 2633</span>  <span class="keywordtype">double</span> buffer[3];</div><div class="line"><a name="l02634"></a><span class="lineno"> 2634</span>  <span class="keywordflow">if</span> ( point_index < m_point_count )</div><div class="line"><a name="l02635"></a><span class="lineno"> 2635</span>  {</div><div class="line"><a name="l02636"></a><span class="lineno"> 2636</span>  <span class="keywordflow">if</span> ( m_dP )</div><div class="line"><a name="l02637"></a><span class="lineno"> 2637</span>  {</div><div class="line"><a name="l02638"></a><span class="lineno"> 2638</span>  <span class="keyword">const</span> <span class="keywordtype">double</span>* p = m_dP + (point_index*m_point_stride);</div><div class="line"><a name="l02639"></a><span class="lineno"> 2639</span>  buffer[0] = *p++;</div><div class="line"><a name="l02640"></a><span class="lineno"> 2640</span>  buffer[1] = *p++;</div><div class="line"><a name="l02641"></a><span class="lineno"> 2641</span>  buffer[2] = *p;</div><div class="line"><a name="l02642"></a><span class="lineno"> 2642</span>  }</div><div class="line"><a name="l02643"></a><span class="lineno"> 2643</span>  <span class="keywordflow">else</span></div><div class="line"><a name="l02644"></a><span class="lineno"> 2644</span>  {</div><div class="line"><a name="l02645"></a><span class="lineno"> 2645</span>  <span class="keyword">const</span> <span class="keywordtype">float</span>* p = m_fP + (point_index*m_point_stride);</div><div class="line"><a name="l02646"></a><span class="lineno"> 2646</span>  buffer[0] = *p++;</div><div class="line"><a name="l02647"></a><span class="lineno"> 2647</span>  buffer[1] = *p++;</div><div class="line"><a name="l02648"></a><span class="lineno"> 2648</span>  buffer[2] = *p;</div><div class="line"><a name="l02649"></a><span class="lineno"> 2649</span>  }</div><div class="line"><a name="l02650"></a><span class="lineno"> 2650</span>  }</div><div class="line"><a name="l02651"></a><span class="lineno"> 2651</span>  <span class="keywordflow">else</span></div><div class="line"><a name="l02652"></a><span class="lineno"> 2652</span>  {</div><div class="line"><a name="l02653"></a><span class="lineno"> 2653</span>  buffer[0] = buffer[1] = buffer[2] = ON_UNSET_VALUE;</div><div class="line"><a name="l02654"></a><span class="lineno"> 2654</span>  }</div><div class="line"><a name="l02655"></a><span class="lineno"> 2655</span>  <span class="keywordflow">return</span> *((<span class="keyword">const</span> ON_3dPoint*)buffer);</div><div class="line"><a name="l02656"></a><span class="lineno"> 2656</span>  }</div><div class="line"><a name="l02657"></a><span class="lineno"> 2657</span> </div><div class="line"><a name="l02658"></a><span class="lineno"><a class="line" href="../../d0/d8a/class_o_n__3d_point_list_ref.html#ae902b9f706e8035bc48bb161524798c7"> 2658</a></span>  <span class="keyword">inline</span> ON_3dPoint <a class="code" href="../../d0/d8a/class_o_n__3d_point_list_ref.html#ae902b9f706e8035bc48bb161524798c7">operator[]</a>(<span class="keywordtype">int</span> point_index)<span class="keyword"> const</span></div><div class="line"><a name="l02659"></a><span class="lineno"> 2659</span> <span class="keyword"> </span>{</div><div class="line"><a name="l02660"></a><span class="lineno"> 2660</span>  <span class="keywordtype">double</span> buffer[3];</div><div class="line"><a name="l02661"></a><span class="lineno"> 2661</span>  <span class="keywordflow">if</span> ( point_index >= 0 && ((<span class="keywordtype">unsigned</span> <span class="keywordtype">int</span>)point_index) < m_point_count )</div><div class="line"><a name="l02662"></a><span class="lineno"> 2662</span>  {</div><div class="line"><a name="l02663"></a><span class="lineno"> 2663</span>  <span class="keywordflow">if</span> ( m_dP )</div><div class="line"><a name="l02664"></a><span class="lineno"> 2664</span>  {</div><div class="line"><a name="l02665"></a><span class="lineno"> 2665</span>  <span class="keyword">const</span> <span class="keywordtype">double</span>* p = m_dP + (point_index*m_point_stride);</div><div class="line"><a name="l02666"></a><span class="lineno"> 2666</span>  buffer[0] = *p++;</div><div class="line"><a name="l02667"></a><span class="lineno"> 2667</span>  buffer[1] = *p++;</div><div class="line"><a name="l02668"></a><span class="lineno"> 2668</span>  buffer[2] = *p;</div><div class="line"><a name="l02669"></a><span class="lineno"> 2669</span>  }</div><div class="line"><a name="l02670"></a><span class="lineno"> 2670</span>  <span class="keywordflow">else</span></div><div class="line"><a name="l02671"></a><span class="lineno"> 2671</span>  {</div><div class="line"><a name="l02672"></a><span class="lineno"> 2672</span>  <span class="keyword">const</span> <span class="keywordtype">float</span>* p = m_fP + (point_index*m_point_stride);</div><div class="line"><a name="l02673"></a><span class="lineno"> 2673</span>  buffer[0] = *p++;</div><div class="line"><a name="l02674"></a><span class="lineno"> 2674</span>  buffer[1] = *p++;</div><div class="line"><a name="l02675"></a><span class="lineno"> 2675</span>  buffer[2] = *p;</div><div class="line"><a name="l02676"></a><span class="lineno"> 2676</span>  }</div><div class="line"><a name="l02677"></a><span class="lineno"> 2677</span>  }</div><div class="line"><a name="l02678"></a><span class="lineno"> 2678</span>  <span class="keywordflow">else</span></div><div class="line"><a name="l02679"></a><span class="lineno"> 2679</span>  {</div><div class="line"><a name="l02680"></a><span class="lineno"> 2680</span>  buffer[0] = buffer[1] = buffer[2] = ON_UNSET_VALUE;</div><div class="line"><a name="l02681"></a><span class="lineno"> 2681</span>  }</div><div class="line"><a name="l02682"></a><span class="lineno"> 2682</span>  <span class="keywordflow">return</span> *((<span class="keyword">const</span> ON_3dPoint*)buffer); </div><div class="line"><a name="l02683"></a><span class="lineno"> 2683</span>  }</div><div class="line"><a name="l02684"></a><span class="lineno"> 2684</span> </div><div class="line"><a name="l02685"></a><span class="lineno"><a class="line" href="../../d0/d8a/class_o_n__3d_point_list_ref.html#a690573930602d33d93ad4b7b986cffb0"> 2685</a></span>  <span class="keyword">inline</span> ON_3dPoint <a class="code" href="../../d0/d8a/class_o_n__3d_point_list_ref.html#a690573930602d33d93ad4b7b986cffb0">operator[]</a>(<span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> point_index)<span class="keyword"> const</span></div><div class="line"><a name="l02686"></a><span class="lineno"> 2686</span> <span class="keyword"> </span>{</div><div class="line"><a name="l02687"></a><span class="lineno"> 2687</span>  <span class="keywordtype">double</span> buffer[3];</div><div class="line"><a name="l02688"></a><span class="lineno"> 2688</span>  <span class="keywordflow">if</span> ( point_index < m_point_count )</div><div class="line"><a name="l02689"></a><span class="lineno"> 2689</span>  {</div><div class="line"><a name="l02690"></a><span class="lineno"> 2690</span>  <span class="keywordflow">if</span> ( m_dP )</div><div class="line"><a name="l02691"></a><span class="lineno"> 2691</span>  {</div><div class="line"><a name="l02692"></a><span class="lineno"> 2692</span>  <span class="keyword">const</span> <span class="keywordtype">double</span>* p = m_dP + (point_index*m_point_stride);</div><div class="line"><a name="l02693"></a><span class="lineno"> 2693</span>  buffer[0] = *p++;</div><div class="line"><a name="l02694"></a><span class="lineno"> 2694</span>  buffer[1] = *p++;</div><div class="line"><a name="l02695"></a><span class="lineno"> 2695</span>  buffer[2] = *p;</div><div class="line"><a name="l02696"></a><span class="lineno"> 2696</span>  }</div><div class="line"><a name="l02697"></a><span class="lineno"> 2697</span>  <span class="keywordflow">else</span></div><div class="line"><a name="l02698"></a><span class="lineno"> 2698</span>  {</div><div class="line"><a name="l02699"></a><span class="lineno"> 2699</span>  <span class="keyword">const</span> <span class="keywordtype">float</span>* p = m_fP + (point_index*m_point_stride);</div><div class="line"><a name="l02700"></a><span class="lineno"> 2700</span>  buffer[0] = *p++;</div><div class="line"><a name="l02701"></a><span class="lineno"> 2701</span>  buffer[1] = *p++;</div><div class="line"><a name="l02702"></a><span class="lineno"> 2702</span>  buffer[2] = *p;</div><div class="line"><a name="l02703"></a><span class="lineno"> 2703</span>  }</div><div class="line"><a name="l02704"></a><span class="lineno"> 2704</span>  }</div><div class="line"><a name="l02705"></a><span class="lineno"> 2705</span>  <span class="keywordflow">else</span></div><div class="line"><a name="l02706"></a><span class="lineno"> 2706</span>  {</div><div class="line"><a name="l02707"></a><span class="lineno"> 2707</span>  buffer[0] = buffer[1] = buffer[2] = ON_UNSET_VALUE;</div><div class="line"><a name="l02708"></a><span class="lineno"> 2708</span>  }</div><div class="line"><a name="l02709"></a><span class="lineno"> 2709</span>  <span class="keywordflow">return</span> *((<span class="keyword">const</span> ON_3dPoint*)buffer);</div><div class="line"><a name="l02710"></a><span class="lineno"> 2710</span>  }</div><div class="line"><a name="l02711"></a><span class="lineno"> 2711</span> </div><div class="line"><a name="l02712"></a><span class="lineno"><a class="line" href="../../d0/d8a/class_o_n__3d_point_list_ref.html#a120a035f69147640e8da89365aa61537"> 2712</a></span>  <span class="keyword">inline</span> ON_3dPoint <a class="code" href="../../d0/d8a/class_o_n__3d_point_list_ref.html#a120a035f69147640e8da89365aa61537">operator[]</a>(ON__INT64 point_index)<span class="keyword"> const</span></div><div class="line"><a name="l02713"></a><span class="lineno"> 2713</span> <span class="keyword"> </span>{</div><div class="line"><a name="l02714"></a><span class="lineno"> 2714</span>  <span class="keywordtype">double</span> buffer[3];</div><div class="line"><a name="l02715"></a><span class="lineno"> 2715</span>  <span class="keywordflow">if</span> ( point_index >= 0 && ((ON__UINT64)point_index) < m_point_count )</div><div class="line"><a name="l02716"></a><span class="lineno"> 2716</span>  {</div><div class="line"><a name="l02717"></a><span class="lineno"> 2717</span>  <span class="keywordflow">if</span> ( m_dP )</div><div class="line"><a name="l02718"></a><span class="lineno"> 2718</span>  {</div><div class="line"><a name="l02719"></a><span class="lineno"> 2719</span>  <span class="keyword">const</span> <span class="keywordtype">double</span>* p = m_dP + (point_index*m_point_stride);</div><div class="line"><a name="l02720"></a><span class="lineno"> 2720</span>  buffer[0] = *p++;</div><div class="line"><a name="l02721"></a><span class="lineno"> 2721</span>  buffer[1] = *p++;</div><div class="line"><a name="l02722"></a><span class="lineno"> 2722</span>  buffer[2] = *p;</div><div class="line"><a name="l02723"></a><span class="lineno"> 2723</span>  }</div><div class="line"><a name="l02724"></a><span class="lineno"> 2724</span>  <span class="keywordflow">else</span></div><div class="line"><a name="l02725"></a><span class="lineno"> 2725</span>  {</div><div class="line"><a name="l02726"></a><span class="lineno"> 2726</span>  <span class="keyword">const</span> <span class="keywordtype">float</span>* p = m_fP + (point_index*m_point_stride);</div><div class="line"><a name="l02727"></a><span class="lineno"> 2727</span>  buffer[0] = *p++;</div><div class="line"><a name="l02728"></a><span class="lineno"> 2728</span>  buffer[1] = *p++;</div><div class="line"><a name="l02729"></a><span class="lineno"> 2729</span>  buffer[2] = *p;</div><div class="line"><a name="l02730"></a><span class="lineno"> 2730</span>  }</div><div class="line"><a name="l02731"></a><span class="lineno"> 2731</span>  }</div><div class="line"><a name="l02732"></a><span class="lineno"> 2732</span>  <span class="keywordflow">else</span></div><div class="line"><a name="l02733"></a><span class="lineno"> 2733</span>  {</div><div class="line"><a name="l02734"></a><span class="lineno"> 2734</span>  buffer[0] = buffer[1] = buffer[2] = ON_UNSET_VALUE;</div><div class="line"><a name="l02735"></a><span class="lineno"> 2735</span>  }</div><div class="line"><a name="l02736"></a><span class="lineno"> 2736</span>  <span class="keywordflow">return</span> *((<span class="keyword">const</span> ON_3dPoint*)buffer); </div><div class="line"><a name="l02737"></a><span class="lineno"> 2737</span>  }</div><div class="line"><a name="l02738"></a><span class="lineno"> 2738</span> </div><div class="line"><a name="l02739"></a><span class="lineno"><a class="line" href="../../d0/d8a/class_o_n__3d_point_list_ref.html#a9cd80479ed134be5b53e596dc5dc15da"> 2739</a></span>  <span class="keyword">inline</span> ON_3dPoint <a class="code" href="../../d0/d8a/class_o_n__3d_point_list_ref.html#a9cd80479ed134be5b53e596dc5dc15da">operator[]</a>(ON__UINT64 point_index)<span class="keyword"> const</span></div><div class="line"><a name="l02740"></a><span class="lineno"> 2740</span> <span class="keyword"> </span>{</div><div class="line"><a name="l02741"></a><span class="lineno"> 2741</span>  <span class="keywordtype">double</span> buffer[3];</div><div class="line"><a name="l02742"></a><span class="lineno"> 2742</span>  <span class="keywordflow">if</span> ( point_index < m_point_count )</div><div class="line"><a name="l02743"></a><span class="lineno"> 2743</span>  {</div><div class="line"><a name="l02744"></a><span class="lineno"> 2744</span>  <span class="keywordflow">if</span> ( m_dP )</div><div class="line"><a name="l02745"></a><span class="lineno"> 2745</span>  {</div><div class="line"><a name="l02746"></a><span class="lineno"> 2746</span>  <span class="keyword">const</span> <span class="keywordtype">double</span>* p = m_dP + (point_index*m_point_stride);</div><div class="line"><a name="l02747"></a><span class="lineno"> 2747</span>  buffer[0] = *p++;</div><div class="line"><a name="l02748"></a><span class="lineno"> 2748</span>  buffer[1] = *p++;</div><div class="line"><a name="l02749"></a><span class="lineno"> 2749</span>  buffer[2] = *p;</div><div class="line"><a name="l02750"></a><span class="lineno"> 2750</span>  }</div><div class="line"><a name="l02751"></a><span class="lineno"> 2751</span>  <span class="keywordflow">else</span></div><div class="line"><a name="l02752"></a><span class="lineno"> 2752</span>  {</div><div class="line"><a name="l02753"></a><span class="lineno"> 2753</span>  <span class="keyword">const</span> <span class="keywordtype">float</span>* p = m_fP + (point_index*m_point_stride);</div><div class="line"><a name="l02754"></a><span class="lineno"> 2754</span>  buffer[0] = *p++;</div><div class="line"><a name="l02755"></a><span class="lineno"> 2755</span>  buffer[1] = *p++;</div><div class="line"><a name="l02756"></a><span class="lineno"> 2756</span>  buffer[2] = *p;</div><div class="line"><a name="l02757"></a><span class="lineno"> 2757</span>  }</div><div class="line"><a name="l02758"></a><span class="lineno"> 2758</span>  }</div><div class="line"><a name="l02759"></a><span class="lineno"> 2759</span>  <span class="keywordflow">else</span></div><div class="line"><a name="l02760"></a><span class="lineno"> 2760</span>  {</div><div class="line"><a name="l02761"></a><span class="lineno"> 2761</span>  buffer[0] = buffer[1] = buffer[2] = ON_UNSET_VALUE;</div><div class="line"><a name="l02762"></a><span class="lineno"> 2762</span>  }</div><div class="line"><a name="l02763"></a><span class="lineno"> 2763</span>  <span class="keywordflow">return</span> *((<span class="keyword">const</span> ON_3dPoint*)buffer); </div><div class="line"><a name="l02764"></a><span class="lineno"> 2764</span>  }</div><div class="line"><a name="l02765"></a><span class="lineno"> 2765</span> </div><div class="line"><a name="l02766"></a><span class="lineno"><a class="line" href="../../d0/d8a/class_o_n__3d_point_list_ref.html#ad9ff5d03efced31f7c1c8df15a326689"> 2766</a></span>  <span class="keyword">inline</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> <a class="code" href="../../d0/d8a/class_o_n__3d_point_list_ref.html#ad9ff5d03efced31f7c1c8df15a326689">PointCount</a>()<span class="keyword"> const</span></div><div class="line"><a name="l02767"></a><span class="lineno"> 2767</span> <span class="keyword"> </span>{</div><div class="line"><a name="l02768"></a><span class="lineno"> 2768</span>  <span class="keywordflow">return</span> m_point_count;</div><div class="line"><a name="l02769"></a><span class="lineno"> 2769</span>  }</div><div class="line"><a name="l02770"></a><span class="lineno"> 2770</span> </div><div class="line"><a name="l02771"></a><span class="lineno"><a class="line" href="../../d0/d8a/class_o_n__3d_point_list_ref.html#abdcd093c7f362b5285a1c6b7c90b5b6b"> 2771</a></span>  <span class="keyword">inline</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> <a class="code" href="../../d0/d8a/class_o_n__3d_point_list_ref.html#abdcd093c7f362b5285a1c6b7c90b5b6b">PointStride</a>()<span class="keyword"> const</span></div><div class="line"><a name="l02772"></a><span class="lineno"> 2772</span> <span class="keyword"> </span>{</div><div class="line"><a name="l02773"></a><span class="lineno"> 2773</span>  <span class="keywordflow">return</span> m_point_stride;</div><div class="line"><a name="l02774"></a><span class="lineno"> 2774</span>  }</div><div class="line"><a name="l02775"></a><span class="lineno"> 2775</span> </div><div class="line"><a name="l02776"></a><span class="lineno"><a class="line" href="../../d0/d8a/class_o_n__3d_point_list_ref.html#a0015fefd00e4ab6dcad8290a58533c4b"> 2776</a></span>  <span class="keyword">inline</span> <span class="keyword">const</span> <span class="keywordtype">double</span>* <a class="code" href="../../d0/d8a/class_o_n__3d_point_list_ref.html#a0015fefd00e4ab6dcad8290a58533c4b">PointDoubleArray</a>()<span class="keyword"> const</span></div><div class="line"><a name="l02777"></a><span class="lineno"> 2777</span> <span class="keyword"> </span>{</div><div class="line"><a name="l02778"></a><span class="lineno"> 2778</span>  <span class="keywordflow">return</span> m_dP;</div><div class="line"><a name="l02779"></a><span class="lineno"> 2779</span>  }</div><div class="line"><a name="l02780"></a><span class="lineno"> 2780</span> </div><div class="line"><a name="l02781"></a><span class="lineno"><a class="line" href="../../d0/d8a/class_o_n__3d_point_list_ref.html#a0a3a031a3d03af3c0623302a88291bbb"> 2781</a></span>  <span class="keyword">inline</span> <span class="keyword">const</span> <span class="keywordtype">float</span>* <a class="code" href="../../d0/d8a/class_o_n__3d_point_list_ref.html#a0a3a031a3d03af3c0623302a88291bbb">PointFloatArray</a>()<span class="keyword"> const</span></div><div class="line"><a name="l02782"></a><span class="lineno"> 2782</span> <span class="keyword"> </span>{</div><div class="line"><a name="l02783"></a><span class="lineno"> 2783</span>  <span class="keywordflow">return</span> m_fP;</div><div class="line"><a name="l02784"></a><span class="lineno"> 2784</span>  }</div><div class="line"><a name="l02785"></a><span class="lineno"> 2785</span> </div><div class="line"><a name="l02786"></a><span class="lineno"> 2786</span>  <span class="comment">/*</span></div><div class="line"><a name="l02787"></a><span class="lineno"> 2787</span> <span class="comment"> Returns:</span></div><div class="line"><a name="l02788"></a><span class="lineno"> 2788</span> <span class="comment"> Number of points copied to face_points[] array.</span></div><div class="line"><a name="l02789"></a><span class="lineno"> 2789</span> <span class="comment"> */</span></div><div class="line"><a name="l02790"></a><span class="lineno"> 2790</span>  <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> GetMeshFacePoints(</div><div class="line"><a name="l02791"></a><span class="lineno"> 2791</span>  <span class="keyword">const</span> <span class="keyword">class</span> <a class="code" href="../../de/d91/class_o_n___mesh_face.html">ON_MeshFace</a>* mesh_face,</div><div class="line"><a name="l02792"></a><span class="lineno"> 2792</span>  ON_3dPoint face_points[4]</div><div class="line"><a name="l02793"></a><span class="lineno"> 2793</span>  ) <span class="keyword">const</span>;</div><div class="line"><a name="l02794"></a><span class="lineno"> 2794</span> </div><div class="line"><a name="l02795"></a><span class="lineno"> 2795</span>  <span class="comment">/*</span></div><div class="line"><a name="l02796"></a><span class="lineno"> 2796</span> <span class="comment"> Returns:</span></div><div class="line"><a name="l02797"></a><span class="lineno"> 2797</span> <span class="comment"> Number of points copied to ngon_points[] array.</span></div><div class="line"><a name="l02798"></a><span class="lineno"> 2798</span> <span class="comment"> */</span></div><div class="line"><a name="l02799"></a><span class="lineno"> 2799</span>  <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> GetMeshNgonPoints(</div><div class="line"><a name="l02800"></a><span class="lineno"> 2800</span>  <span class="keyword">const</span> <span class="keyword">class</span> <a class="code" href="../../d5/df5/class_o_n___mesh_ngon.html">ON_MeshNgon</a>* mesh_ngon,</div><div class="line"><a name="l02801"></a><span class="lineno"> 2801</span>  <span class="keywordtype">size_t</span> ngon_points_capacity,</div><div class="line"><a name="l02802"></a><span class="lineno"> 2802</span>  <span class="keyword">class</span> ON_3dPoint* ngon_points</div><div class="line"><a name="l02803"></a><span class="lineno"> 2803</span>  ) <span class="keyword">const</span>;</div><div class="line"><a name="l02804"></a><span class="lineno"> 2804</span> </div><div class="line"><a name="l02805"></a><span class="lineno"> 2805</span>  <span class="comment">/*</span></div><div class="line"><a name="l02806"></a><span class="lineno"> 2806</span> <span class="comment"> Returns:</span></div><div class="line"><a name="l02807"></a><span class="lineno"> 2807</span> <span class="comment"> Number of points copied to ngon_points[] array.</span></div><div class="line"><a name="l02808"></a><span class="lineno"> 2808</span> <span class="comment"> */</span></div><div class="line"><a name="l02809"></a><span class="lineno"> 2809</span>  <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> GetMeshNgonPoints(</div><div class="line"><a name="l02810"></a><span class="lineno"> 2810</span>  <span class="keyword">const</span> <span class="keyword">class</span> <a class="code" href="../../d5/df5/class_o_n___mesh_ngon.html">ON_MeshNgon</a>* mesh_ngon,</div><div class="line"><a name="l02811"></a><span class="lineno"> 2811</span>  ON_SimpleArray<ON_3dPoint>& ngon_points</div><div class="line"><a name="l02812"></a><span class="lineno"> 2812</span>  ) <span class="keyword">const</span>;</div><div class="line"><a name="l02813"></a><span class="lineno"> 2813</span> </div><div class="line"><a name="l02814"></a><span class="lineno"> 2814</span>  <span class="comment">/*</span></div><div class="line"><a name="l02815"></a><span class="lineno"> 2815</span> <span class="comment"> Returns:</span></div><div class="line"><a name="l02816"></a><span class="lineno"> 2816</span> <span class="comment"> Number of points copied to quad_points[] array.</span></div><div class="line"><a name="l02817"></a><span class="lineno"> 2817</span> <span class="comment"> */</span></div><div class="line"><a name="l02818"></a><span class="lineno"> 2818</span>  <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> GetQuadPoints(</div><div class="line"><a name="l02819"></a><span class="lineno"> 2819</span>  <span class="keyword">const</span> <span class="keywordtype">int</span> quad_point_indices[4],</div><div class="line"><a name="l02820"></a><span class="lineno"> 2820</span>  <span class="keyword">class</span> ON_3dPoint quad_points[4]</div><div class="line"><a name="l02821"></a><span class="lineno"> 2821</span>  ) <span class="keyword">const</span>;</div><div class="line"><a name="l02822"></a><span class="lineno"> 2822</span> </div><div class="line"><a name="l02823"></a><span class="lineno"> 2823</span>  <span class="comment">/*</span></div><div class="line"><a name="l02824"></a><span class="lineno"> 2824</span> <span class="comment"> Returns:</span></div><div class="line"><a name="l02825"></a><span class="lineno"> 2825</span> <span class="comment"> Number of points copied to quad_points[] array.</span></div><div class="line"><a name="l02826"></a><span class="lineno"> 2826</span> <span class="comment"> */</span></div><div class="line"><a name="l02827"></a><span class="lineno"> 2827</span>  <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> GetQuadPoints(</div><div class="line"><a name="l02828"></a><span class="lineno"> 2828</span>  <span class="keyword">const</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> quad_point_indices[4],</div><div class="line"><a name="l02829"></a><span class="lineno"> 2829</span>  <span class="keyword">class</span> ON_3dPoint quad_points[4]</div><div class="line"><a name="l02830"></a><span class="lineno"> 2830</span>  ) <span class="keyword">const</span>;</div><div class="line"><a name="l02831"></a><span class="lineno"> 2831</span> </div><div class="line"><a name="l02832"></a><span class="lineno"> 2832</span>  <span class="comment">/*</span></div><div class="line"><a name="l02833"></a><span class="lineno"> 2833</span> <span class="comment"> Returns:</span></div><div class="line"><a name="l02834"></a><span class="lineno"> 2834</span> <span class="comment"> Number of points copied to triangle_points[] array.</span></div><div class="line"><a name="l02835"></a><span class="lineno"> 2835</span> <span class="comment"> */</span></div><div class="line"><a name="l02836"></a><span class="lineno"> 2836</span>  <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> GetTrianglePoints(</div><div class="line"><a name="l02837"></a><span class="lineno"> 2837</span>  <span class="keyword">const</span> <span class="keywordtype">int</span> triangle_point_indices[3],</div><div class="line"><a name="l02838"></a><span class="lineno"> 2838</span>  <span class="keyword">class</span> ON_3dPoint triangle_points[3]</div><div class="line"><a name="l02839"></a><span class="lineno"> 2839</span>  ) <span class="keyword">const</span>;</div><div class="line"><a name="l02840"></a><span class="lineno"> 2840</span> </div><div class="line"><a name="l02841"></a><span class="lineno"> 2841</span>  <span class="comment">/*</span></div><div class="line"><a name="l02842"></a><span class="lineno"> 2842</span> <span class="comment"> Returns:</span></div><div class="line"><a name="l02843"></a><span class="lineno"> 2843</span> <span class="comment"> Number of points copied to triangle_points[] array.</span></div><div class="line"><a name="l02844"></a><span class="lineno"> 2844</span> <span class="comment"> */</span></div><div class="line"><a name="l02845"></a><span class="lineno"> 2845</span>  <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> GetTrianglePoints(</div><div class="line"><a name="l02846"></a><span class="lineno"> 2846</span>  <span class="keyword">const</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> triangle_point_indices[3],</div><div class="line"><a name="l02847"></a><span class="lineno"> 2847</span>  <span class="keyword">class</span> ON_3dPoint triangle_points[3]</div><div class="line"><a name="l02848"></a><span class="lineno"> 2848</span>  ) <span class="keyword">const</span>; </div><div class="line"><a name="l02849"></a><span class="lineno"> 2849</span> </div><div class="line"><a name="l02850"></a><span class="lineno"> 2850</span>  <span class="comment">/*</span></div><div class="line"><a name="l02851"></a><span class="lineno"> 2851</span> <span class="comment"> Returns:</span></div><div class="line"><a name="l02852"></a><span class="lineno"> 2852</span> <span class="comment"> Number of points copied to points[] array.</span></div><div class="line"><a name="l02853"></a><span class="lineno"> 2853</span> <span class="comment"> */</span></div><div class="line"><a name="l02854"></a><span class="lineno"> 2854</span>  <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> GetPoints(</div><div class="line"><a name="l02855"></a><span class="lineno"> 2855</span>  <span class="keywordtype">int</span> point_index_count,</div><div class="line"><a name="l02856"></a><span class="lineno"> 2856</span>  <span class="keyword">const</span> <span class="keywordtype">int</span>* point_index_list,</div><div class="line"><a name="l02857"></a><span class="lineno"> 2857</span>  <span class="keyword">class</span> ON_3dPoint* points</div><div class="line"><a name="l02858"></a><span class="lineno"> 2858</span>  ) <span class="keyword">const</span>;</div><div class="line"><a name="l02859"></a><span class="lineno"> 2859</span> </div><div class="line"><a name="l02860"></a><span class="lineno"> 2860</span>  <span class="comment">/*</span></div><div class="line"><a name="l02861"></a><span class="lineno"> 2861</span> <span class="comment"> Returns:</span></div><div class="line"><a name="l02862"></a><span class="lineno"> 2862</span> <span class="comment"> Number of points copied to points[] array.</span></div><div class="line"><a name="l02863"></a><span class="lineno"> 2863</span> <span class="comment"> */</span></div><div class="line"><a name="l02864"></a><span class="lineno"> 2864</span>  <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> GetPoints(</div><div class="line"><a name="l02865"></a><span class="lineno"> 2865</span>  <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> point_index_count,</div><div class="line"><a name="l02866"></a><span class="lineno"> 2866</span>  <span class="keyword">const</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span>* point_index_list,</div><div class="line"><a name="l02867"></a><span class="lineno"> 2867</span>  <span class="keyword">class</span> ON_3dPoint* points</div><div class="line"><a name="l02868"></a><span class="lineno"> 2868</span>  ) <span class="keyword">const</span>;</div><div class="line"><a name="l02869"></a><span class="lineno"> 2869</span> </div><div class="line"><a name="l02870"></a><span class="lineno"> 2870</span>  <span class="comment">/*</span></div><div class="line"><a name="l02871"></a><span class="lineno"> 2871</span> <span class="comment"> Returns:</span></div><div class="line"><a name="l02872"></a><span class="lineno"> 2872</span> <span class="comment"> Number of points copied to points[] array.</span></div><div class="line"><a name="l02873"></a><span class="lineno"> 2873</span> <span class="comment"> */</span></div><div class="line"><a name="l02874"></a><span class="lineno"> 2874</span>  <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> GetPoints(</div><div class="line"><a name="l02875"></a><span class="lineno"> 2875</span>  <span class="keyword">const</span> <a class="code" href="../../dc/dfe/class_o_n___simple_array.html">ON_SimpleArray<int></a>& point_index_list,</div><div class="line"><a name="l02876"></a><span class="lineno"> 2876</span>  ON_SimpleArray<ON_3dPoint>& points</div><div class="line"><a name="l02877"></a><span class="lineno"> 2877</span>  ) <span class="keyword">const</span>;</div><div class="line"><a name="l02878"></a><span class="lineno"> 2878</span> </div><div class="line"><a name="l02879"></a><span class="lineno"> 2879</span>  <span class="comment">/*</span></div><div class="line"><a name="l02880"></a><span class="lineno"> 2880</span> <span class="comment"> Returns:</span></div><div class="line"><a name="l02881"></a><span class="lineno"> 2881</span> <span class="comment"> Number of points copied to points[] array.</span></div><div class="line"><a name="l02882"></a><span class="lineno"> 2882</span> <span class="comment"> */</span></div><div class="line"><a name="l02883"></a><span class="lineno"> 2883</span>  <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> GetPoints(</div><div class="line"><a name="l02884"></a><span class="lineno"> 2884</span>  <span class="keywordtype">int</span> point_index_count,</div><div class="line"><a name="l02885"></a><span class="lineno"> 2885</span>  <span class="keyword">const</span> <span class="keywordtype">int</span>* point_index_list,</div><div class="line"><a name="l02886"></a><span class="lineno"> 2886</span>  ON_SimpleArray<ON_3dPoint>& points</div><div class="line"><a name="l02887"></a><span class="lineno"> 2887</span>  ) <span class="keyword">const</span>;</div><div class="line"><a name="l02888"></a><span class="lineno"> 2888</span> </div><div class="line"><a name="l02889"></a><span class="lineno"> 2889</span>  <span class="comment">/*</span></div><div class="line"><a name="l02890"></a><span class="lineno"> 2890</span> <span class="comment"> Returns:</span></div><div class="line"><a name="l02891"></a><span class="lineno"> 2891</span> <span class="comment"> Number of points copied to points[] array.</span></div><div class="line"><a name="l02892"></a><span class="lineno"> 2892</span> <span class="comment"> */</span></div><div class="line"><a name="l02893"></a><span class="lineno"> 2893</span>  <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> GetPoints(</div><div class="line"><a name="l02894"></a><span class="lineno"> 2894</span>  <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> point_index_count,</div><div class="line"><a name="l02895"></a><span class="lineno"> 2895</span>  <span class="keyword">const</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span>* point_index_list,</div><div class="line"><a name="l02896"></a><span class="lineno"> 2896</span>  ON_SimpleArray<ON_3dPoint>& points</div><div class="line"><a name="l02897"></a><span class="lineno"> 2897</span>  ) <span class="keyword">const</span>;</div><div class="line"><a name="l02898"></a><span class="lineno"> 2898</span>  </div><div class="line"><a name="l02899"></a><span class="lineno"> 2899</span> <span class="keyword">private</span>:</div><div class="line"><a name="l02900"></a><span class="lineno"> 2900</span>  <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> m_point_count;</div><div class="line"><a name="l02901"></a><span class="lineno"> 2901</span>  <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> m_point_stride;</div><div class="line"><a name="l02902"></a><span class="lineno"> 2902</span>  <span class="keyword">const</span> <span class="keywordtype">double</span>* m_dP;</div><div class="line"><a name="l02903"></a><span class="lineno"> 2903</span>  <span class="keyword">const</span> <span class="keywordtype">float</span>* m_fP;</div><div class="line"><a name="l02904"></a><span class="lineno"> 2904</span> };</div><div class="line"><a name="l02905"></a><span class="lineno"> 2905</span> </div><div class="line"><a name="l02906"></a><span class="lineno"> 2906</span> </div><div class="line"><a name="l02907"></a><span class="lineno"> 2907</span> </div><div class="line"><a name="l02908"></a><span class="lineno"> 2908</span> </div><div class="line"><a name="l02909"></a><span class="lineno"> 2909</span> </div><div class="line"><a name="l02910"></a><span class="lineno"> 2910</span> </div><div class="line"><a name="l02911"></a><span class="lineno"> 2911</span> </div><div class="line"><a name="l02912"></a><span class="lineno"> 2912</span> </div><div class="line"><a name="l02913"></a><span class="lineno"> 2913</span> <span class="comment">/*</span></div><div class="line"><a name="l02914"></a><span class="lineno"> 2914</span> <span class="comment">Class ON_2dSize</span></div><div class="line"><a name="l02915"></a><span class="lineno"> 2915</span> <span class="comment">*/</span></div><div class="line"><a name="l02916"></a><span class="lineno"><a class="line" href="../../df/d32/class_o_n__2d_size.html"> 2916</a></span> <span class="keyword">class </span>ON_CLASS <a class="code" href="../../df/d32/class_o_n__2d_size.html">ON_2dSize</a></div><div class="line"><a name="l02917"></a><span class="lineno"> 2917</span> {</div><div class="line"><a name="l02918"></a><span class="lineno"> 2918</span> <span class="keyword">public</span>:</div><div class="line"><a name="l02919"></a><span class="lineno"> 2919</span>  <span class="comment">// Default construction intentionally leaves x and y uninitialized.</span></div><div class="line"><a name="l02920"></a><span class="lineno"> 2920</span>  <span class="comment">// Use something like</span></div><div class="line"><a name="l02921"></a><span class="lineno"> 2921</span>  <span class="comment">// ON_2dSize pt(1.0,2.0);</span></div><div class="line"><a name="l02922"></a><span class="lineno"> 2922</span>  <span class="comment">// or </span></div><div class="line"><a name="l02923"></a><span class="lineno"> 2923</span>  <span class="comment">// ON_2dSize pt = ON_2dSize::Zero;</span></div><div class="line"><a name="l02924"></a><span class="lineno"> 2924</span>  <span class="comment">// when you need an initialized ON_2dSize.</span></div><div class="line"><a name="l02925"></a><span class="lineno"> 2925</span>  <a class="code" href="../../df/d32/class_o_n__2d_size.html">ON_2dSize</a>() = <span class="keywordflow">default</span>;</div><div class="line"><a name="l02926"></a><span class="lineno"> 2926</span> </div><div class="line"><a name="l02927"></a><span class="lineno"> 2927</span>  ~<a class="code" href="../../df/d32/class_o_n__2d_size.html">ON_2dSize</a>() = <span class="keywordflow">default</span>;</div><div class="line"><a name="l02928"></a><span class="lineno"> 2928</span>  <a class="code" href="../../df/d32/class_o_n__2d_size.html">ON_2dSize</a>(<span class="keyword">const</span> <a class="code" href="../../df/d32/class_o_n__2d_size.html">ON_2dSize</a>& ) = <span class="keywordflow">default</span>;</div><div class="line"><a name="l02929"></a><span class="lineno"> 2929</span>  <a class="code" href="../../df/d32/class_o_n__2d_size.html">ON_2dSize</a>& operator=(<span class="keyword">const</span> <a class="code" href="../../df/d32/class_o_n__2d_size.html">ON_2dSize</a>& ) = <span class="keywordflow">default</span>;</div><div class="line"><a name="l02930"></a><span class="lineno"> 2930</span> </div><div class="line"><a name="l02931"></a><span class="lineno"> 2931</span>  <a class="code" href="../../df/d32/class_o_n__2d_size.html">ON_2dSize</a>(</div><div class="line"><a name="l02932"></a><span class="lineno"> 2932</span>  <span class="keywordtype">double</span> cx,</div><div class="line"><a name="l02933"></a><span class="lineno"> 2933</span>  <span class="keywordtype">double</span> cy</div><div class="line"><a name="l02934"></a><span class="lineno"> 2934</span>  );</div><div class="line"><a name="l02935"></a><span class="lineno"> 2935</span> </div><div class="line"><a name="l02936"></a><span class="lineno"> 2936</span>  <span class="comment">/*</span></div><div class="line"><a name="l02937"></a><span class="lineno"> 2937</span> <span class="comment"> Dictionary compare.</span></div><div class="line"><a name="l02938"></a><span class="lineno"> 2938</span> <span class="comment"> Returns: </span></div><div class="line"><a name="l02939"></a><span class="lineno"> 2939</span> <span class="comment"> -1: lhs < rhs</span></div><div class="line"><a name="l02940"></a><span class="lineno"> 2940</span> <span class="comment"> 0: lsh == rsh</span></div><div class="line"><a name="l02941"></a><span class="lineno"> 2941</span> <span class="comment"> +1: lhs > rhs</span></div><div class="line"><a name="l02942"></a><span class="lineno"> 2942</span> <span class="comment"> */</span></div><div class="line"><a name="l02943"></a><span class="lineno"> 2943</span>  <span class="keyword">static</span> <span class="keywordtype">int</span> Compare(</div><div class="line"><a name="l02944"></a><span class="lineno"> 2944</span>  <span class="keyword">const</span> <a class="code" href="../../df/d32/class_o_n__2d_size.html">ON_2dSize</a>& lhs,</div><div class="line"><a name="l02945"></a><span class="lineno"> 2945</span>  <span class="keyword">const</span> <a class="code" href="../../df/d32/class_o_n__2d_size.html">ON_2dSize</a>& rhs</div><div class="line"><a name="l02946"></a><span class="lineno"> 2946</span>  );</div><div class="line"><a name="l02947"></a><span class="lineno"> 2947</span> </div><div class="line"><a name="l02948"></a><span class="lineno"> 2948</span>  <span class="comment">/*</span></div><div class="line"><a name="l02949"></a><span class="lineno"> 2949</span> <span class="comment"> Dictionary compare.</span></div><div class="line"><a name="l02950"></a><span class="lineno"> 2950</span> <span class="comment"> Returns: </span></div><div class="line"><a name="l02951"></a><span class="lineno"> 2951</span> <span class="comment"> -1: lhs < rhs</span></div><div class="line"><a name="l02952"></a><span class="lineno"> 2952</span> <span class="comment"> 0: lsh == rsh</span></div><div class="line"><a name="l02953"></a><span class="lineno"> 2953</span> <span class="comment"> +1: lhs > rhs</span></div><div class="line"><a name="l02954"></a><span class="lineno"> 2954</span> <span class="comment"> */</span></div><div class="line"><a name="l02955"></a><span class="lineno"> 2955</span>  <span class="keyword">static</span> <span class="keywordtype">int</span> ComparePointer(</div><div class="line"><a name="l02956"></a><span class="lineno"> 2956</span>  <span class="keyword">const</span> <a class="code" href="../../df/d32/class_o_n__2d_size.html">ON_2dSize</a>* lhs,</div><div class="line"><a name="l02957"></a><span class="lineno"> 2957</span>  <span class="keyword">const</span> <a class="code" href="../../df/d32/class_o_n__2d_size.html">ON_2dSize</a>* rhs</div><div class="line"><a name="l02958"></a><span class="lineno"> 2958</span>  );</div><div class="line"><a name="l02959"></a><span class="lineno"> 2959</span> </div><div class="line"><a name="l02960"></a><span class="lineno"> 2960</span> <span class="keyword">public</span>:</div><div class="line"><a name="l02961"></a><span class="lineno"><a class="line" href="../../df/d32/class_o_n__2d_size.html#aec7ada663274eea60f0c40cb2ba2982f"> 2961</a></span>  <span class="keyword">static</span> <span class="keyword">const</span> <a class="code" href="../../df/d32/class_o_n__2d_size.html">ON_2dSize</a> <a class="code" href="../../df/d32/class_o_n__2d_size.html#aec7ada663274eea60f0c40cb2ba2982f">Zero</a>; <span class="comment">// (0.0,0.0)</span></div><div class="line"><a name="l02962"></a><span class="lineno"><a class="line" href="../../df/d32/class_o_n__2d_size.html#a3d340469765f135ddb3158a43bef6a11"> 2962</a></span>  <span class="keyword">static</span> <span class="keyword">const</span> <a class="code" href="../../df/d32/class_o_n__2d_size.html">ON_2dSize</a> <a class="code" href="../../df/d32/class_o_n__2d_size.html#a3d340469765f135ddb3158a43bef6a11">Unset</a>; <span class="comment">// (ON_UNSET_DOUBLE,ON_UNSET_DOUBLE)</span></div><div class="line"><a name="l02963"></a><span class="lineno"> 2963</span>  </div><div class="line"><a name="l02964"></a><span class="lineno"> 2964</span> <span class="keyword">public</span>:</div><div class="line"><a name="l02965"></a><span class="lineno"> 2965</span>  <span class="comment">/*</span></div><div class="line"><a name="l02966"></a><span class="lineno"> 2966</span> <span class="comment"> Returns:</span></div><div class="line"><a name="l02967"></a><span class="lineno"> 2967</span> <span class="comment"> true if both cx and cy are 0.0</span></div><div class="line"><a name="l02968"></a><span class="lineno"> 2968</span> <span class="comment"> */</span></div><div class="line"><a name="l02969"></a><span class="lineno"> 2969</span>  <span class="keywordtype">bool</span> IsZero() <span class="keyword">const</span>;</div><div class="line"><a name="l02970"></a><span class="lineno"> 2970</span> </div><div class="line"><a name="l02971"></a><span class="lineno"> 2971</span>  <span class="comment">/*</span></div><div class="line"><a name="l02972"></a><span class="lineno"> 2972</span> <span class="comment"> Returns:</span></div><div class="line"><a name="l02973"></a><span class="lineno"> 2973</span> <span class="comment"> true if neither cx nor cy are ON_UNSET_DOUBLE.</span></div><div class="line"><a name="l02974"></a><span class="lineno"> 2974</span> <span class="comment"> */</span></div><div class="line"><a name="l02975"></a><span class="lineno"> 2975</span>  <span class="keywordtype">bool</span> IsSet() <span class="keyword">const</span>;</div><div class="line"><a name="l02976"></a><span class="lineno"> 2976</span>  </div><div class="line"><a name="l02977"></a><span class="lineno"> 2977</span> <span class="keyword">public</span>:</div><div class="line"><a name="l02978"></a><span class="lineno"><a class="line" href="../../df/d32/class_o_n__2d_size.html#ae0197628b652f2ad7f3dcedb03aff625"> 2978</a></span>  <span class="keywordtype">double</span> <a class="code" href="../../df/d32/class_o_n__2d_size.html#ae0197628b652f2ad7f3dcedb03aff625">cx</a>;</div><div class="line"><a name="l02979"></a><span class="lineno"><a class="line" href="../../df/d32/class_o_n__2d_size.html#abf45e89049f7cd5a88f66f9f2873a3d7"> 2979</a></span>  <span class="keywordtype">double</span> <a class="code" href="../../df/d32/class_o_n__2d_size.html#abf45e89049f7cd5a88f66f9f2873a3d7">cy</a>;</div><div class="line"><a name="l02980"></a><span class="lineno"> 2980</span> };</div><div class="line"><a name="l02981"></a><span class="lineno"> 2981</span> </div><div class="line"><a name="l02982"></a><span class="lineno"> 2982</span> ON_DECL</div><div class="line"><a name="l02983"></a><span class="lineno"> 2983</span> <span class="keywordtype">bool</span> operator==(</div><div class="line"><a name="l02984"></a><span class="lineno"> 2984</span>  <span class="keyword">const</span> <a class="code" href="../../df/d32/class_o_n__2d_size.html">ON_2dSize</a>& lhs,</div><div class="line"><a name="l02985"></a><span class="lineno"> 2985</span>  <span class="keyword">const</span> <a class="code" href="../../df/d32/class_o_n__2d_size.html">ON_2dSize</a>& rhs</div><div class="line"><a name="l02986"></a><span class="lineno"> 2986</span>  );</div><div class="line"><a name="l02987"></a><span class="lineno"> 2987</span> </div><div class="line"><a name="l02988"></a><span class="lineno"> 2988</span> ON_DECL</div><div class="line"><a name="l02989"></a><span class="lineno"> 2989</span> <span class="keywordtype">bool</span> operator!=(</div><div class="line"><a name="l02990"></a><span class="lineno"> 2990</span>  <span class="keyword">const</span> <a class="code" href="../../df/d32/class_o_n__2d_size.html">ON_2dSize</a>& lhs,</div><div class="line"><a name="l02991"></a><span class="lineno"> 2991</span>  <span class="keyword">const</span> <a class="code" href="../../df/d32/class_o_n__2d_size.html">ON_2dSize</a>& rhs</div><div class="line"><a name="l02992"></a><span class="lineno"> 2992</span>  );</div><div class="line"><a name="l02993"></a><span class="lineno"> 2993</span> </div><div class="line"><a name="l02994"></a><span class="lineno"> 2994</span> <span class="preprocessor">#if defined(ON_DLL_TEMPLATE)</span></div><div class="line"><a name="l02995"></a><span class="lineno"> 2995</span> </div><div class="line"><a name="l02996"></a><span class="lineno"> 2996</span> ON_DLL_TEMPLATE <span class="keyword">template</span> <span class="keyword">class </span>ON_CLASS <a class="code" href="../../dc/dfe/class_o_n___simple_array.html">ON_SimpleArray<ON_2dSize></a>;</div><div class="line"><a name="l02997"></a><span class="lineno"> 2997</span> </div><div class="line"><a name="l02998"></a><span class="lineno"> 2998</span> <span class="preprocessor">#endif</span></div><div class="line"><a name="l02999"></a><span class="lineno"> 2999</span> </div><div class="line"><a name="l03000"></a><span class="lineno"> 3000</span> <span class="comment">/*</span></div><div class="line"><a name="l03001"></a><span class="lineno"> 3001</span> <span class="comment">Class ON_4iRect</span></div><div class="line"><a name="l03002"></a><span class="lineno"> 3002</span> <span class="comment"> For those situations where a Windows SDK RECT or MFC CRect </span></div><div class="line"><a name="l03003"></a><span class="lineno"> 3003</span> <span class="comment"> value needs to be used in code that does not link with MFC.</span></div><div class="line"><a name="l03004"></a><span class="lineno"> 3004</span> <span class="comment"> If you want a traditional bounding box, use ON_2dBoundingBox.</span></div><div class="line"><a name="l03005"></a><span class="lineno"> 3005</span> <span class="comment">*/</span></div><div class="line"><a name="l03006"></a><span class="lineno"><a class="line" href="../../d2/da9/class_o_n__4d_rect.html"> 3006</a></span> <span class="keyword">class </span>ON_CLASS <a class="code" href="../../d2/da9/class_o_n__4d_rect.html">ON_4dRect</a></div><div class="line"><a name="l03007"></a><span class="lineno"> 3007</span> {</div><div class="line"><a name="l03008"></a><span class="lineno"> 3008</span> <span class="keyword">public</span>:</div><div class="line"><a name="l03009"></a><span class="lineno"> 3009</span>  <span class="comment">// Default construction intentionally leaves x and y uninitialized.</span></div><div class="line"><a name="l03010"></a><span class="lineno"> 3010</span>  <span class="comment">// Use something like</span></div><div class="line"><a name="l03011"></a><span class="lineno"> 3011</span>  <span class="comment">// ON_4dRect pt(1.0,2.0,3.0,4.0);</span></div><div class="line"><a name="l03012"></a><span class="lineno"> 3012</span>  <span class="comment">// or </span></div><div class="line"><a name="l03013"></a><span class="lineno"> 3013</span>  <span class="comment">// ON_4dRect pt = ON_4dRect::Zero;</span></div><div class="line"><a name="l03014"></a><span class="lineno"> 3014</span>  <span class="comment">// when you need an initialized ON_4dRect.</span></div><div class="line"><a name="l03015"></a><span class="lineno"> 3015</span>  <a class="code" href="../../d2/da9/class_o_n__4d_rect.html">ON_4dRect</a>() = <span class="keywordflow">default</span>;</div><div class="line"><a name="l03016"></a><span class="lineno"> 3016</span> </div><div class="line"><a name="l03017"></a><span class="lineno"> 3017</span>  ~<a class="code" href="../../d2/da9/class_o_n__4d_rect.html">ON_4dRect</a>() = <span class="keywordflow">default</span>;</div><div class="line"><a name="l03018"></a><span class="lineno"> 3018</span>  <a class="code" href="../../d2/da9/class_o_n__4d_rect.html">ON_4dRect</a>(<span class="keyword">const</span> <a class="code" href="../../d2/da9/class_o_n__4d_rect.html">ON_4dRect</a>& ) = <span class="keywordflow">default</span>;</div><div class="line"><a name="l03019"></a><span class="lineno"> 3019</span>  <a class="code" href="../../d2/da9/class_o_n__4d_rect.html">ON_4dRect</a>& operator=(<span class="keyword">const</span> <a class="code" href="../../d2/da9/class_o_n__4d_rect.html">ON_4dRect</a>& ) = <span class="keywordflow">default</span>;</div><div class="line"><a name="l03020"></a><span class="lineno"> 3020</span> </div><div class="line"><a name="l03021"></a><span class="lineno"> 3021</span>  <a class="code" href="../../d2/da9/class_o_n__4d_rect.html">ON_4dRect</a>(</div><div class="line"><a name="l03022"></a><span class="lineno"> 3022</span>  <span class="keywordtype">double</span> left,</div><div class="line"><a name="l03023"></a><span class="lineno"> 3023</span>  <span class="keywordtype">double</span> top,</div><div class="line"><a name="l03024"></a><span class="lineno"> 3024</span>  <span class="keywordtype">double</span> right,</div><div class="line"><a name="l03025"></a><span class="lineno"> 3025</span>  <span class="keywordtype">double</span> bottom</div><div class="line"><a name="l03026"></a><span class="lineno"> 3026</span>  );</div><div class="line"><a name="l03027"></a><span class="lineno"> 3027</span> </div><div class="line"><a name="l03028"></a><span class="lineno"> 3028</span>  <a class="code" href="../../d2/da9/class_o_n__4d_rect.html">ON_4dRect</a>(<span class="keyword">const</span> ON_2dPoint topLeft, <span class="keyword">const</span> ON_2dPoint& bottomRight);</div><div class="line"><a name="l03029"></a><span class="lineno"> 3029</span>  <a class="code" href="../../d2/da9/class_o_n__4d_rect.html">ON_4dRect</a>(<span class="keyword">const</span> ON_2dPoint& point, <span class="keyword">const</span> <a class="code" href="../../df/d32/class_o_n__2d_size.html">ON_2dSize</a>& size);</div><div class="line"><a name="l03030"></a><span class="lineno"> 3030</span> </div><div class="line"><a name="l03031"></a><span class="lineno"> 3031</span> <span class="keyword">public</span>:</div><div class="line"><a name="l03032"></a><span class="lineno"><a class="line" href="../../d2/da9/class_o_n__4d_rect.html#a0d916807d366b4c4e4127588d2ee48db"> 3032</a></span>  <span class="keyword">static</span> <span class="keyword">const</span> <a class="code" href="../../d2/da9/class_o_n__4d_rect.html">ON_4dRect</a> <a class="code" href="../../d2/da9/class_o_n__4d_rect.html#a0d916807d366b4c4e4127588d2ee48db">Zero</a>; <span class="comment">// (0.0,0.0,0.0,0.0)</span></div><div class="line"><a name="l03033"></a><span class="lineno"><a class="line" href="../../d2/da9/class_o_n__4d_rect.html#a3490466771702741351642a8ec65229d"> 3033</a></span>  <span class="keyword">static</span> <span class="keyword">const</span> <a class="code" href="../../d2/da9/class_o_n__4d_rect.html">ON_4dRect</a> <a class="code" href="../../d2/da9/class_o_n__4d_rect.html#a3490466771702741351642a8ec65229d">Unset</a>; <span class="comment">// (ON_UNSET_INT_INDEX,ON_UNSET_INT_INDEX,ON_UNSET_INT_INDEX,ON_UNSET_INT_INDEX)</span></div><div class="line"><a name="l03034"></a><span class="lineno"> 3034</span> </div><div class="line"><a name="l03035"></a><span class="lineno"> 3035</span> <span class="keyword">public</span>:</div><div class="line"><a name="l03036"></a><span class="lineno"> 3036</span>  <span class="comment">/*</span></div><div class="line"><a name="l03037"></a><span class="lineno"> 3037</span> <span class="comment"> Returns:</span></div><div class="line"><a name="l03038"></a><span class="lineno"> 3038</span> <span class="comment"> true if all of left, top, right, and bottom are set to 0.</span></div><div class="line"><a name="l03039"></a><span class="lineno"> 3039</span> <span class="comment"> */</span></div><div class="line"><a name="l03040"></a><span class="lineno"> 3040</span>  <span class="keywordtype">bool</span> IsZero() <span class="keyword">const</span>;</div><div class="line"><a name="l03041"></a><span class="lineno"> 3041</span> </div><div class="line"><a name="l03042"></a><span class="lineno"> 3042</span>  <span class="keywordtype">void</span> SetZero();</div><div class="line"><a name="l03043"></a><span class="lineno"> 3043</span> </div><div class="line"><a name="l03044"></a><span class="lineno"> 3044</span>  <span class="comment">/*</span></div><div class="line"><a name="l03045"></a><span class="lineno"> 3045</span> <span class="comment"> Returns:</span></div><div class="line"><a name="l03046"></a><span class="lineno"> 3046</span> <span class="comment"> true if none of left, top, right, or bottom is set to ON_UNSET_INT_INDEX</span></div><div class="line"><a name="l03047"></a><span class="lineno"> 3047</span> <span class="comment"> */</span></div><div class="line"><a name="l03048"></a><span class="lineno"> 3048</span>  <span class="keywordtype">bool</span> IsSet() <span class="keyword">const</span>;</div><div class="line"><a name="l03049"></a><span class="lineno"> 3049</span> </div><div class="line"><a name="l03050"></a><span class="lineno"> 3050</span>  <span class="keywordtype">double</span> Width(<span class="keywordtype">void</span>) <span class="keyword">const</span>;</div><div class="line"><a name="l03051"></a><span class="lineno"> 3051</span>  <span class="keywordtype">double</span> Height(<span class="keywordtype">void</span>) <span class="keyword">const</span>;</div><div class="line"><a name="l03052"></a><span class="lineno"> 3052</span> </div><div class="line"><a name="l03053"></a><span class="lineno"> 3053</span>  <span class="keyword">const</span> <a class="code" href="../../df/d32/class_o_n__2d_size.html">ON_2dSize</a> Size(<span class="keywordtype">void</span>) <span class="keyword">const</span>;</div><div class="line"><a name="l03054"></a><span class="lineno"> 3054</span>  </div><div class="line"><a name="l03055"></a><span class="lineno"> 3055</span>  <span class="keyword">const</span> ON_2dPoint CenterPoint(<span class="keywordtype">void</span>) <span class="keyword">const</span>;</div><div class="line"><a name="l03056"></a><span class="lineno"> 3056</span>  <span class="keyword">const</span> ON_2dPoint TopLeft(<span class="keywordtype">void</span>) <span class="keyword">const</span>;</div><div class="line"><a name="l03057"></a><span class="lineno"> 3057</span>  <span class="keyword">const</span> ON_2dPoint BottomRight(<span class="keywordtype">void</span>) <span class="keyword">const</span>;</div><div class="line"><a name="l03058"></a><span class="lineno"> 3058</span> </div><div class="line"><a name="l03059"></a><span class="lineno"> 3059</span>  <span class="keywordtype">bool</span> IntersectRect(<span class="keyword">const</span> <a class="code" href="../../d2/da9/class_o_n__4d_rect.html">ON_4dRect</a>* r1, <span class="keyword">const</span> <a class="code" href="../../d2/da9/class_o_n__4d_rect.html">ON_4dRect</a>* r2);</div><div class="line"><a name="l03060"></a><span class="lineno"> 3060</span>  <span class="keywordtype">bool</span> IntersectRect(<span class="keyword">const</span> <a class="code" href="../../d2/da9/class_o_n__4d_rect.html">ON_4dRect</a>& r1, <span class="keyword">const</span> <a class="code" href="../../d2/da9/class_o_n__4d_rect.html">ON_4dRect</a>& r2);</div><div class="line"><a name="l03061"></a><span class="lineno"> 3061</span> </div><div class="line"><a name="l03062"></a><span class="lineno"> 3062</span>  <span class="keywordtype">bool</span> IsRectEmpty(<span class="keywordtype">void</span>) <span class="keyword">const</span>;</div><div class="line"><a name="l03063"></a><span class="lineno"> 3063</span>  <span class="keywordtype">bool</span> IsRectNull(<span class="keywordtype">void</span>) <span class="keyword">const</span>;</div><div class="line"><a name="l03064"></a><span class="lineno"><a class="line" href="../../d2/da9/class_o_n__4d_rect.html#aaa493ac66d7c2120f34789b51e362e3b"> 3064</a></span>  <span class="keywordtype">void</span> <a class="code" href="../../d2/da9/class_o_n__4d_rect.html#aaa493ac66d7c2120f34789b51e362e3b">SetRectEmpty</a>(<span class="keywordtype">void</span>) { *<span class="keyword">this</span> = Zero; }</div><div class="line"><a name="l03065"></a><span class="lineno"> 3065</span>  <span class="keywordtype">void</span> SetRect(<span class="keywordtype">double</span> l, <span class="keywordtype">double</span> t, <span class="keywordtype">double</span> r, <span class="keywordtype">double</span> b);</div><div class="line"><a name="l03066"></a><span class="lineno"> 3066</span> </div><div class="line"><a name="l03067"></a><span class="lineno"> 3067</span>  <span class="keywordtype">bool</span> PtInRect(<span class="keyword">const</span> ON_2dPoint& pt) <span class="keyword">const</span>;</div><div class="line"><a name="l03068"></a><span class="lineno"> 3068</span> </div><div class="line"><a name="l03069"></a><span class="lineno"> 3069</span>  <span class="keywordtype">void</span> OffsetRect(<span class="keywordtype">double</span>, <span class="keywordtype">double</span>);</div><div class="line"><a name="l03070"></a><span class="lineno"> 3070</span>  <span class="keywordtype">void</span> OffsetRect(<span class="keyword">const</span> ON_2dVector&);</div><div class="line"><a name="l03071"></a><span class="lineno"> 3071</span>  <span class="keywordtype">void</span> InflateRect(<span class="keywordtype">double</span>, <span class="keywordtype">double</span>);</div><div class="line"><a name="l03072"></a><span class="lineno"> 3072</span>  <span class="keywordtype">void</span> InflateRect(<span class="keywordtype">double</span>, <span class="keywordtype">double</span>, <span class="keywordtype">double</span>, <span class="keywordtype">double</span>);</div><div class="line"><a name="l03073"></a><span class="lineno"> 3073</span>  <span class="keywordtype">void</span> DeflateRect(<span class="keywordtype">double</span>, <span class="keywordtype">double</span>);</div><div class="line"><a name="l03074"></a><span class="lineno"> 3074</span>  <span class="keywordtype">bool</span> SubtractRect(<span class="keyword">const</span> <a class="code" href="../../d2/da9/class_o_n__4d_rect.html">ON_4dRect</a>* rect1, <span class="keyword">const</span> <a class="code" href="../../d2/da9/class_o_n__4d_rect.html">ON_4dRect</a>* rect2);</div><div class="line"><a name="l03075"></a><span class="lineno"> 3075</span> </div><div class="line"><a name="l03076"></a><span class="lineno"> 3076</span>  <span class="keywordtype">void</span> NormalizeRect();</div><div class="line"><a name="l03077"></a><span class="lineno"> 3077</span> </div><div class="line"><a name="l03078"></a><span class="lineno"> 3078</span> <span class="keyword">public</span>:</div><div class="line"><a name="l03079"></a><span class="lineno"><a class="line" href="../../d2/da9/class_o_n__4d_rect.html#a5e2995b2fed93ad185642aa96f0bb7ef"> 3079</a></span>  <span class="keywordtype">double</span> <a class="code" href="../../d2/da9/class_o_n__4d_rect.html#a5e2995b2fed93ad185642aa96f0bb7ef">left</a>;</div><div class="line"><a name="l03080"></a><span class="lineno"><a class="line" href="../../d2/da9/class_o_n__4d_rect.html#a581aee93d5168865d65428dd346a41bd"> 3080</a></span>  <span class="keywordtype">double</span> <a class="code" href="../../d2/da9/class_o_n__4d_rect.html#a581aee93d5168865d65428dd346a41bd">top</a>;</div><div class="line"><a name="l03081"></a><span class="lineno"><a class="line" href="../../d2/da9/class_o_n__4d_rect.html#a239cfaf00791c2cf5fcbc8a616bd6b0d"> 3081</a></span>  <span class="keywordtype">double</span> <a class="code" href="../../d2/da9/class_o_n__4d_rect.html#a239cfaf00791c2cf5fcbc8a616bd6b0d">right</a>;</div><div class="line"><a name="l03082"></a><span class="lineno"><a class="line" href="../../d2/da9/class_o_n__4d_rect.html#a5c19aca7d05a3939188d4a0e0f88a4e1"> 3082</a></span>  <span class="keywordtype">double</span> <a class="code" href="../../d2/da9/class_o_n__4d_rect.html#a5c19aca7d05a3939188d4a0e0f88a4e1">bottom</a>;</div><div class="line"><a name="l03083"></a><span class="lineno"> 3083</span> };</div><div class="line"><a name="l03084"></a><span class="lineno"> 3084</span> </div><div class="line"><a name="l03085"></a><span class="lineno"> 3085</span> <span class="preprocessor">#if defined(ON_DLL_TEMPLATE)</span></div><div class="line"><a name="l03086"></a><span class="lineno"> 3086</span> ON_DLL_TEMPLATE <span class="keyword">template</span> <span class="keyword">class </span>ON_CLASS <a class="code" href="../../dc/dfe/class_o_n___simple_array.html">ON_SimpleArray<ON_4dRect></a>;</div><div class="line"><a name="l03087"></a><span class="lineno"> 3087</span> <span class="preprocessor">#endif</span></div><div class="line"><a name="l03088"></a><span class="lineno"> 3088</span> </div><div class="line"><a name="l03089"></a><span class="lineno"> 3089</span> </div><div class="line"><a name="l03090"></a><span class="lineno"> 3090</span> ON_DECL</div><div class="line"><a name="l03091"></a><span class="lineno"> 3091</span> <span class="keywordtype">bool</span> operator==(<span class="keyword">const</span> <a class="code" href="../../d2/da9/class_o_n__4d_rect.html">ON_4dRect</a>&, <span class="keyword">const</span> <a class="code" href="../../d2/da9/class_o_n__4d_rect.html">ON_4dRect</a>&);</div><div class="line"><a name="l03092"></a><span class="lineno"> 3092</span> </div><div class="line"><a name="l03093"></a><span class="lineno"> 3093</span> ON_DECL</div><div class="line"><a name="l03094"></a><span class="lineno"> 3094</span> <span class="keywordtype">bool</span> operator!=(<span class="keyword">const</span> <a class="code" href="../../d2/da9/class_o_n__4d_rect.html">ON_4dRect</a>&, <span class="keyword">const</span> <a class="code" href="../../d2/da9/class_o_n__4d_rect.html">ON_4dRect</a>&);</div><div class="line"><a name="l03095"></a><span class="lineno"> 3095</span> </div><div class="line"><a name="l03096"></a><span class="lineno"> 3096</span> </div><div class="line"><a name="l03097"></a><span class="lineno"> 3097</span> </div><div class="line"><a name="l03098"></a><span class="lineno"> 3098</span> </div><div class="line"><a name="l03099"></a><span class="lineno"> 3099</span> </div><div class="line"><a name="l03100"></a><span class="lineno"> 3100</span> </div><div class="line"><a name="l03101"></a><span class="lineno"> 3101</span> </div><div class="line"><a name="l03102"></a><span class="lineno"> 3102</span> </div><div class="line"><a name="l03103"></a><span class="lineno"> 3103</span> </div><div class="line"><a name="l03104"></a><span class="lineno"> 3104</span> <span class="preprocessor">#endif</span></div><div class="line"><a name="l03105"></a><span class="lineno"> 3105</span> </div><div class="ttc" id="class_o_n__3d_point_list_ref_html_a959db09e4cea0826c1fa10579ecfe829"><div class="ttname"><a href="../../d0/d8a/class_o_n__3d_point_list_ref.html#a959db09e4cea0826c1fa10579ecfe829">ON_3dPointListRef::GetPoint</a></div><div class="ttdeci">const class ON_3dPoint & GetPoint(unsigned int point_index, double buffer[3]) const</div><div class="ttdef"><b>Definition:</b> opennurbs_point.h:2593</div></div>
|
|
<div class="ttc" id="class_o_n__3f_point_array_html"><div class="ttname"><a href="../../d2/d32/class_o_n__3f_point_array.html">ON_3fPointArray</a></div><div class="ttdef"><b>Definition:</b> opennurbs_point.h:2277</div></div>
|
|
<div class="ttc" id="class_o_n___surface_curvature_html_a4ec9fdf881e9e0f60e80bfb96a28de1f"><div class="ttname"><a href="../../d0/d6c/class_o_n___surface_curvature.html#a4ec9fdf881e9e0f60e80bfb96a28de1f">ON_SurfaceCurvature::k2</a></div><div class="ttdeci">double k2</div><div class="ttdoc">principal curvatures </div><div class="ttdef"><b>Definition:</b> opennurbs_point.h:1991</div></div>
|
|
<div class="ttc" id="class_o_n__4d_rect_html_a0d916807d366b4c4e4127588d2ee48db"><div class="ttname"><a href="../../d2/da9/class_o_n__4d_rect.html#a0d916807d366b4c4e4127588d2ee48db">ON_4dRect::Zero</a></div><div class="ttdeci">static const ON_4dRect Zero</div><div class="ttdoc">(0.0,0.0,0.0,0.0) </div><div class="ttdef"><b>Definition:</b> opennurbs_point.h:3032</div></div>
|
|
<div class="ttc" id="class_o_n__3d_point_list_ref_html_a10ccd0cf94f0d7fd4ff38b61c0d135ec"><div class="ttname"><a href="../../d0/d8a/class_o_n__3d_point_list_ref.html#a10ccd0cf94f0d7fd4ff38b61c0d135ec">ON_3dPointListRef::Point</a></div><div class="ttdeci">ON_3dPoint Point(unsigned int point_index) const</div><div class="ttdef"><b>Definition:</b> opennurbs_point.h:2629</div></div>
|
|
<div class="ttc" id="class_o_n__3d_point_list_ref_html"><div class="ttname"><a href="../../d0/d8a/class_o_n__3d_point_list_ref.html">ON_3dPointListRef</a></div><div class="ttdef"><b>Definition:</b> opennurbs_point.h:2420</div></div>
|
|
<div class="ttc" id="class_o_n__2d_point_html_a84e2ae52e1deba8a9e083f9d96595f7f"><div class="ttname"><a href="../../dd/dd9/class_o_n__2d_point.html#a84e2ae52e1deba8a9e083f9d96595f7f">ON_2dPoint::y</a></div><div class="ttdeci">double y</div><div class="ttdef"><b>Definition:</b> opennurbs_point.h:295</div></div>
|
|
<div class="ttc" id="class_o_n__2f_vector_html"><div class="ttname"><a href="../../db/df9/class_o_n__2f_vector.html">ON_2fVector</a></div><div class="ttdef"><b>Definition:</b> opennurbs_fpoint.h:571</div></div>
|
|
<div class="ttc" id="class_o_n__3f_vector_html"><div class="ttname"><a href="../../db/d80/class_o_n__3f_vector.html">ON_3fVector</a></div><div class="ttdef"><b>Definition:</b> opennurbs_fpoint.h:849</div></div>
|
|
<div class="ttc" id="class_o_n__4d_point_html_a83f0c10fc5a0eb0d8929a66c5131e150"><div class="ttname"><a href="../../d9/db1/class_o_n__4d_point.html#a83f0c10fc5a0eb0d8929a66c5131e150">ON_4dPoint::Nan</a></div><div class="ttdeci">static const ON_4dPoint Nan</div><div class="ttdoc">(ON_DBL_QNAN,ON_DBL_QNAN,ON_DBL_QNAN,ON_DBL_QNAN) </div><div class="ttdef"><b>Definition:</b> opennurbs_point.h:717</div></div>
|
|
<div class="ttc" id="class_o_n__4d_point_array_html"><div class="ttname"><a href="../../d2/d9b/class_o_n__4d_point_array.html">ON_4dPointArray</a></div><div class="ttdef"><b>Definition:</b> opennurbs_point.h:2301</div></div>
|
|
<div class="ttc" id="class_o_n__3d_vector_html_adbdc520c461164363aa02ff073eda5f9"><div class="ttname"><a href="../../d5/dae/class_o_n__3d_vector.html#adbdc520c461164363aa02ff073eda5f9">ON_3dVector::YAxis</a></div><div class="ttdeci">static const ON_3dVector YAxis</div><div class="ttdoc">(0.0,1.0,0.0) </div><div class="ttdef"><b>Definition:</b> opennurbs_point.h:1197</div></div>
|
|
<div class="ttc" id="class_o_n___surface_curvature_html"><div class="ttname"><a href="../../d0/d6c/class_o_n___surface_curvature.html">ON_SurfaceCurvature</a></div><div class="ttdef"><b>Definition:</b> opennurbs_point.h:1988</div></div>
|
|
<div class="ttc" id="class_o_n__2d_point_html_a6089662dacc78d960b5b09bc08c559f5"><div class="ttname"><a href="../../dd/dd9/class_o_n__2d_point.html#a6089662dacc78d960b5b09bc08c559f5">ON_2dPoint::NanPoint</a></div><div class="ttdeci">static const ON_2dPoint NanPoint</div><div class="ttdoc">(ON_DBL_QNAN,ON_DBL_QNAN) </div><div class="ttdef"><b>Definition:</b> opennurbs_point.h:307</div></div>
|
|
<div class="ttc" id="class_o_n__2d_point_html_a61c18ee7b2ac577050c0bc21b793eb1b"><div class="ttname"><a href="../../dd/dd9/class_o_n__2d_point.html#a61c18ee7b2ac577050c0bc21b793eb1b">ON_2dPoint::Origin</a></div><div class="ttdeci">static const ON_2dPoint Origin</div><div class="ttdoc">(0.0,0.0) </div><div class="ttdef"><b>Definition:</b> opennurbs_point.h:305</div></div>
|
|
<div class="ttc" id="class_o_n___interval_html_ad843bb578a893163ff9102a2f1a6d996"><div class="ttname"><a href="../../dc/dc7/class_o_n___interval.html#ad843bb578a893163ff9102a2f1a6d996">ON_Interval::ZeroToTwoPi</a></div><div class="ttdeci">static const ON_Interval ZeroToTwoPi</div><div class="ttdoc">(0.0, 2.0*ON_PI) </div><div class="ttdef"><b>Definition:</b> opennurbs_point.h:51</div></div>
|
|
<div class="ttc" id="class_o_n___interval_html_a09585099abbe8b7847dcbccfd999c662"><div class="ttname"><a href="../../dc/dc7/class_o_n___interval.html#a09585099abbe8b7847dcbccfd999c662">ON_Interval::Nan</a></div><div class="ttdeci">static const ON_Interval Nan</div><div class="ttdoc">(ON_DBL_QNAN,ON_DBL_QNAN) </div><div class="ttdef"><b>Definition:</b> opennurbs_point.h:52</div></div>
|
|
<div class="ttc" id="class_o_n__3d_vector_array_html"><div class="ttname"><a href="../../d7/d2c/class_o_n__3d_vector_array.html">ON_3dVectorArray</a></div><div class="ttdef"><b>Definition:</b> opennurbs_point.h:2381</div></div>
|
|
<div class="ttc" id="class_o_n__3d_point_list_ref_html_ae902b9f706e8035bc48bb161524798c7"><div class="ttname"><a href="../../d0/d8a/class_o_n__3d_point_list_ref.html#ae902b9f706e8035bc48bb161524798c7">ON_3dPointListRef::operator[]</a></div><div class="ttdeci">ON_3dPoint operator[](int point_index) const</div><div class="ttdef"><b>Definition:</b> opennurbs_point.h:2658</div></div>
|
|
<div class="ttc" id="class_o_n__2d_vector_array_html"><div class="ttname"><a href="../../dd/d7d/class_o_n__2d_vector_array.html">ON_2dVectorArray</a></div><div class="ttdef"><b>Definition:</b> opennurbs_point.h:2335</div></div>
|
|
<div class="ttc" id="class_o_n___interval_html_a737857e2200ea8d9731ca40c5fa21196"><div class="ttname"><a href="../../dc/dc7/class_o_n___interval.html#a737857e2200ea8d9731ca40c5fa21196">ON_Interval::ZeroToOne</a></div><div class="ttdeci">static const ON_Interval ZeroToOne</div><div class="ttdoc">(0.0, 1.0) </div><div class="ttdef"><b>Definition:</b> opennurbs_point.h:50</div></div>
|
|
<div class="ttc" id="class_o_n___simple_array_html"><div class="ttname"><a href="../../dc/dfe/class_o_n___simple_array.html">ON_SimpleArray< ON_3dPoint ></a></div></div>
|
|
<div class="ttc" id="class_o_n__2d_size_html_abf45e89049f7cd5a88f66f9f2873a3d7"><div class="ttname"><a href="../../df/d32/class_o_n__2d_size.html#abf45e89049f7cd5a88f66f9f2873a3d7">ON_2dSize::cy</a></div><div class="ttdeci">double cy</div><div class="ttdef"><b>Definition:</b> opennurbs_point.h:2979</div></div>
|
|
<div class="ttc" id="class_o_n__3d_point_list_ref_html_a0a3a031a3d03af3c0623302a88291bbb"><div class="ttname"><a href="../../d0/d8a/class_o_n__3d_point_list_ref.html#a0a3a031a3d03af3c0623302a88291bbb">ON_3dPointListRef::PointFloatArray</a></div><div class="ttdeci">const float * PointFloatArray() const</div><div class="ttdef"><b>Definition:</b> opennurbs_point.h:2781</div></div>
|
|
<div class="ttc" id="class_o_n___plane_equation_html_adb0d2f26cf107cc81375350c83eb1d47"><div class="ttname"><a href="../../dd/d89/class_o_n___plane_equation.html#adb0d2f26cf107cc81375350c83eb1d47">ON_PlaneEquation::d</a></div><div class="ttdeci">double d</div><div class="ttdoc">4th coefficient of the plane equation. </div><div class="ttdef"><b>Definition:</b> opennurbs_point.h:1865</div></div>
|
|
<div class="ttc" id="class_o_n__3d_point_list_ref_html_abdcd093c7f362b5285a1c6b7c90b5b6b"><div class="ttname"><a href="../../d0/d8a/class_o_n__3d_point_list_ref.html#abdcd093c7f362b5285a1c6b7c90b5b6b">ON_3dPointListRef::PointStride</a></div><div class="ttdeci">unsigned int PointStride() const</div><div class="ttdef"><b>Definition:</b> opennurbs_point.h:2771</div></div>
|
|
<div class="ttc" id="class_o_n___plane_equation_html_aa3c776cd68ad4de9a003fba1b032dde9"><div class="ttname"><a href="../../dd/d89/class_o_n___plane_equation.html#aa3c776cd68ad4de9a003fba1b032dde9">ON_PlaneEquation::z</a></div><div class="ttdeci">double z</div><div class="ttdef"><b>Definition:</b> opennurbs_point.h:1864</div></div>
|
|
<div class="ttc" id="class_o_n__2d_size_html_ae0197628b652f2ad7f3dcedb03aff625"><div class="ttname"><a href="../../df/d32/class_o_n__2d_size.html#ae0197628b652f2ad7f3dcedb03aff625">ON_2dSize::cx</a></div><div class="ttdeci">double cx</div><div class="ttdef"><b>Definition:</b> opennurbs_point.h:2978</div></div>
|
|
<div class="ttc" id="class_o_n__3f_vector_array_html"><div class="ttname"><a href="../../d8/deb/class_o_n__3f_vector_array.html">ON_3fVectorArray</a></div><div class="ttdef"><b>Definition:</b> opennurbs_point.h:2402</div></div>
|
|
<div class="ttc" id="class_o_n__2d_size_html_a3d340469765f135ddb3158a43bef6a11"><div class="ttname"><a href="../../df/d32/class_o_n__2d_size.html#a3d340469765f135ddb3158a43bef6a11">ON_2dSize::Unset</a></div><div class="ttdeci">static const ON_2dSize Unset</div><div class="ttdoc">(ON_UNSET_DOUBLE,ON_UNSET_DOUBLE) </div><div class="ttdef"><b>Definition:</b> opennurbs_point.h:2962</div></div>
|
|
<div class="ttc" id="class_o_n__2f_vector_array_html"><div class="ttname"><a href="../../df/d2e/class_o_n__2f_vector_array.html">ON_2fVectorArray</a></div><div class="ttdef"><b>Definition:</b> opennurbs_point.h:2358</div></div>
|
|
<div class="ttc" id="class_o_n___plane_equation_html_a3cf6518017394b76ab7ef877014d86d9"><div class="ttname"><a href="../../dd/d89/class_o_n___plane_equation.html#a3cf6518017394b76ab7ef877014d86d9">ON_PlaneEquation::x</a></div><div class="ttdeci">double x</div><div class="ttdef"><b>Definition:</b> opennurbs_point.h:1862</div></div>
|
|
<div class="ttc" id="class_o_n__3f_point_html"><div class="ttname"><a href="../../d0/dec/class_o_n__3f_point.html">ON_3fPoint</a></div><div class="ttdef"><b>Definition:</b> opennurbs_fpoint.h:216</div></div>
|
|
<div class="ttc" id="class_o_n__2d_vector_html_a08a1191bf1785089357a960c4694181e"><div class="ttname"><a href="../../da/d08/class_o_n__2d_vector.html#a08a1191bf1785089357a960c4694181e">ON_2dVector::y</a></div><div class="ttdeci">double y</div><div class="ttdef"><b>Definition:</b> opennurbs_point.h:871</div></div>
|
|
<div class="ttc" id="class_o_n__3d_ray_html"><div class="ttname"><a href="../../d3/d04/class_o_n__3d_ray.html">ON_3dRay</a></div><div class="ttdef"><b>Definition:</b> opennurbs_point.h:1453</div></div>
|
|
<div class="ttc" id="class_o_n__4d_point_html_a42d427fc4b25824fe8ea6db63a3073e1"><div class="ttname"><a href="../../d9/db1/class_o_n__4d_point.html#a42d427fc4b25824fe8ea6db63a3073e1">ON_4dPoint::z</a></div><div class="ttdeci">double z</div><div class="ttdef"><b>Definition:</b> opennurbs_point.h:676</div></div>
|
|
<div class="ttc" id="class_o_n__3d_vector_html_a4b675a2d0f83449536666eb740176d35"><div class="ttname"><a href="../../d5/dae/class_o_n__3d_vector.html#a4b675a2d0f83449536666eb740176d35">ON_3dVector::XAxis</a></div><div class="ttdeci">static const ON_3dVector XAxis</div><div class="ttdoc">(1.0,0.0,0.0) </div><div class="ttdef"><b>Definition:</b> opennurbs_point.h:1196</div></div>
|
|
<div class="ttc" id="class_o_n__2d_size_html"><div class="ttname"><a href="../../df/d32/class_o_n__2d_size.html">ON_2dSize</a></div><div class="ttdef"><b>Definition:</b> opennurbs_point.h:2916</div></div>
|
|
<div class="ttc" id="class_o_n__3d_point_html_a431f63a983b61e62251c3ebb37d851ff"><div class="ttname"><a href="../../d2/d35/class_o_n__3d_point.html#a431f63a983b61e62251c3ebb37d851ff">ON_3dPoint::NanPoint</a></div><div class="ttdeci">static const ON_3dPoint NanPoint</div><div class="ttdoc">(ON_DBL_QNAN,ON_DBL_QNAN,ON_DBL_QNAN) </div><div class="ttdef"><b>Definition:</b> opennurbs_point.h:495</div></div>
|
|
<div class="ttc" id="class_o_n__2d_point_html"><div class="ttname"><a href="../../dd/dd9/class_o_n__2d_point.html">ON_2dPoint</a></div><div class="ttdef"><b>Definition:</b> opennurbs_point.h:292</div></div>
|
|
<div class="ttc" id="class_o_n__3d_vector_html_a305804c8d5718508924347c8759bace1"><div class="ttname"><a href="../../d5/dae/class_o_n__3d_vector.html#a305804c8d5718508924347c8759bace1">ON_3dVector::ZAxis</a></div><div class="ttdeci">static const ON_3dVector ZAxis</div><div class="ttdoc">(0.0,0.0,1.0) </div><div class="ttdef"><b>Definition:</b> opennurbs_point.h:1198</div></div>
|
|
<div class="ttc" id="class_o_n__3d_vector_html_a2bb705b5d7458947109344fe28460228"><div class="ttname"><a href="../../d5/dae/class_o_n__3d_vector.html#a2bb705b5d7458947109344fe28460228">ON_3dVector::NanVector</a></div><div class="ttdeci">static const ON_3dVector NanVector</div><div class="ttdoc">(ON_DBL_QNAN,ON_DBL_QNAN,ON_DBL_QNAN) </div><div class="ttdef"><b>Definition:</b> opennurbs_point.h:1200</div></div>
|
|
<div class="ttc" id="class_o_n__4d_rect_html_a581aee93d5168865d65428dd346a41bd"><div class="ttname"><a href="../../d2/da9/class_o_n__4d_rect.html#a581aee93d5168865d65428dd346a41bd">ON_4dRect::top</a></div><div class="ttdeci">double top</div><div class="ttdef"><b>Definition:</b> opennurbs_point.h:3080</div></div>
|
|
<div class="ttc" id="class_o_n___mesh_ngon_html"><div class="ttname"><a href="../../d5/df5/class_o_n___mesh_ngon.html">ON_MeshNgon</a></div><div class="ttdef"><b>Definition:</b> opennurbs_mesh.h:1266</div></div>
|
|
<div class="ttc" id="class_o_n__3d_point_array_html"><div class="ttname"><a href="../../d9/d13/class_o_n__3d_point_array.html">ON_3dPointArray</a></div><div class="ttdef"><b>Definition:</b> opennurbs_point.h:2073</div></div>
|
|
<div class="ttc" id="class_o_n__3d_vector_html_a2441a460d8808a3f5027284dd2325acb"><div class="ttname"><a href="../../d5/dae/class_o_n__3d_vector.html#a2441a460d8808a3f5027284dd2325acb">ON_3dVector::ZeroVector</a></div><div class="ttdeci">static const ON_3dVector ZeroVector</div><div class="ttdoc">(0.0,0.0,0.0) </div><div class="ttdef"><b>Definition:</b> opennurbs_point.h:1195</div></div>
|
|
<div class="ttc" id="class_o_n__3d_point_list_ref_html_a120a035f69147640e8da89365aa61537"><div class="ttname"><a href="../../d0/d8a/class_o_n__3d_point_list_ref.html#a120a035f69147640e8da89365aa61537">ON_3dPointListRef::operator[]</a></div><div class="ttdeci">ON_3dPoint operator[](ON__INT64 point_index) const</div><div class="ttdef"><b>Definition:</b> opennurbs_point.h:2712</div></div>
|
|
<div class="ttc" id="class_o_n__3d_point_list_ref_html_aec7196cec1094f649b6d08b7ae872873"><div class="ttname"><a href="../../d0/d8a/class_o_n__3d_point_list_ref.html#aec7196cec1094f649b6d08b7ae872873">ON_3dPointListRef::EmptyPointList</a></div><div class="ttdeci">static const ON_3dPointListRef EmptyPointList</div><div class="ttdef"><b>Definition:</b> opennurbs_point.h:2462</div></div>
|
|
<div class="ttc" id="class_o_n___plane_equation_html_a57500be6e3d4c103d9a6a0bd6b3221ff"><div class="ttname"><a href="../../dd/d89/class_o_n___plane_equation.html#a57500be6e3d4c103d9a6a0bd6b3221ff">ON_PlaneEquation::y</a></div><div class="ttdeci">double y</div><div class="ttdef"><b>Definition:</b> opennurbs_point.h:1863</div></div>
|
|
<div class="ttc" id="class_o_n__2d_vector_html_a3638bf5717a3e64b4723afa8eb59d85a"><div class="ttname"><a href="../../da/d08/class_o_n__2d_vector.html#a3638bf5717a3e64b4723afa8eb59d85a">ON_2dVector::YAxis</a></div><div class="ttdeci">static const ON_2dVector YAxis</div><div class="ttdoc">(0.0,1.0) </div><div class="ttdef"><b>Definition:</b> opennurbs_point.h:883</div></div>
|
|
<div class="ttc" id="class_o_n__4d_point_html"><div class="ttname"><a href="../../d9/db1/class_o_n__4d_point.html">ON_4dPoint</a></div><div class="ttdef"><b>Definition:</b> opennurbs_point.h:673</div></div>
|
|
<div class="ttc" id="class_o_n___bounding_box_html"><div class="ttname"><a href="../../d1/d17/class_o_n___bounding_box.html">ON_BoundingBox</a></div><div class="ttdef"><b>Definition:</b> opennurbs_bounding_box.h:25</div></div>
|
|
<div class="ttc" id="class_o_n__2d_vector_html_a9e42cf2a0540f701ff52dffce6ed1038"><div class="ttname"><a href="../../da/d08/class_o_n__2d_vector.html#a9e42cf2a0540f701ff52dffce6ed1038">ON_2dVector::XAxis</a></div><div class="ttdeci">static const ON_2dVector XAxis</div><div class="ttdoc">(1.0,0.0) </div><div class="ttdef"><b>Definition:</b> opennurbs_point.h:882</div></div>
|
|
<div class="ttc" id="class_o_n__2f_point_array_html"><div class="ttname"><a href="../../d5/dd4/class_o_n__2f_point_array.html">ON_2fPointArray</a></div><div class="ttdef"><b>Definition:</b> opennurbs_point.h:2051</div></div>
|
|
<div class="ttc" id="class_o_n__3d_point_html_ae5dcca5dde698b25a7ec98b3868285b5"><div class="ttname"><a href="../../d2/d35/class_o_n__3d_point.html#ae5dcca5dde698b25a7ec98b3868285b5">ON_3dPoint::Origin</a></div><div class="ttdeci">static const ON_3dPoint Origin</div><div class="ttdoc">(0.0,0.0,0.0) </div><div class="ttdef"><b>Definition:</b> opennurbs_point.h:493</div></div>
|
|
<div class="ttc" id="class_o_n___xform_html"><div class="ttname"><a href="../../d3/d13/class_o_n___xform.html">ON_Xform</a></div><div class="ttdef"><b>Definition:</b> opennurbs_xform.h:28</div></div>
|
|
<div class="ttc" id="class_o_n__3d_ray_html_a4b85162c78c06c438a42e10ee5db8c6f"><div class="ttname"><a href="../../d3/d04/class_o_n__3d_ray.html#a4b85162c78c06c438a42e10ee5db8c6f">ON_3dRay::m_P</a></div><div class="ttdeci">ON_3dPoint m_P</div><div class="ttdef"><b>Definition:</b> opennurbs_point.h:1456</div></div>
|
|
<div class="ttc" id="class_o_n__3d_point_list_ref_html_a0015fefd00e4ab6dcad8290a58533c4b"><div class="ttname"><a href="../../d0/d8a/class_o_n__3d_point_list_ref.html#a0015fefd00e4ab6dcad8290a58533c4b">ON_3dPointListRef::PointDoubleArray</a></div><div class="ttdeci">const double * PointDoubleArray() const</div><div class="ttdef"><b>Definition:</b> opennurbs_point.h:2776</div></div>
|
|
<div class="ttc" id="class_o_n__4d_rect_html_a239cfaf00791c2cf5fcbc8a616bd6b0d"><div class="ttname"><a href="../../d2/da9/class_o_n__4d_rect.html#a239cfaf00791c2cf5fcbc8a616bd6b0d">ON_4dRect::right</a></div><div class="ttdeci">double right</div><div class="ttdef"><b>Definition:</b> opennurbs_point.h:3081</div></div>
|
|
<div class="ttc" id="class_o_n___mesh_html"><div class="ttname"><a href="../../df/d11/class_o_n___mesh.html">ON_Mesh</a></div><div class="ttdef"><b>Definition:</b> opennurbs_mesh.h:2241</div></div>
|
|
<div class="ttc" id="class_o_n__4f_point_array_html"><div class="ttname"><a href="../../d8/d07/class_o_n__4f_point_array.html">ON_4fPointArray</a></div><div class="ttdef"><b>Definition:</b> opennurbs_point.h:2318</div></div>
|
|
<div class="ttc" id="class_o_n__4d_rect_html_a5c19aca7d05a3939188d4a0e0f88a4e1"><div class="ttname"><a href="../../d2/da9/class_o_n__4d_rect.html#a5c19aca7d05a3939188d4a0e0f88a4e1">ON_4dRect::bottom</a></div><div class="ttdeci">double bottom</div><div class="ttdef"><b>Definition:</b> opennurbs_point.h:3082</div></div>
|
|
<div class="ttc" id="class_o_n___line_html"><div class="ttname"><a href="../../d4/d6f/class_o_n___line.html">ON_Line</a></div><div class="ttdef"><b>Definition:</b> opennurbs_line.h:20</div></div>
|
|
<div class="ttc" id="class_o_n__3d_point_html_aa68906e3e7650b01ce88c527f6088d7d"><div class="ttname"><a href="../../d2/d35/class_o_n__3d_point.html#aa68906e3e7650b01ce88c527f6088d7d">ON_3dPoint::UnsetPoint</a></div><div class="ttdeci">static const ON_3dPoint UnsetPoint</div><div class="ttdoc">(ON_UNSET_VALUE,ON_UNSET_VALUE,ON_UNSET_VALUE) </div><div class="ttdef"><b>Definition:</b> opennurbs_point.h:494</div></div>
|
|
<div class="ttc" id="class_o_n___plane_equation_html_a1c12e001d0a9b845cffd0a0b008b6911"><div class="ttname"><a href="../../dd/d89/class_o_n___plane_equation.html#a1c12e001d0a9b845cffd0a0b008b6911">ON_PlaneEquation::UnsetPlaneEquation</a></div><div class="ttdeci">static const ON_PlaneEquation UnsetPlaneEquation</div><div class="ttdoc">(ON_UNSET_VALUE,ON_UNSET_VALUE,ON_UNSET_VALUE,ON_UNSET_VALUE) </div><div class="ttdef"><b>Definition:</b> opennurbs_point.h:1471</div></div>
|
|
<div class="ttc" id="class_o_n__4d_rect_html_a3490466771702741351642a8ec65229d"><div class="ttname"><a href="../../d2/da9/class_o_n__4d_rect.html#a3490466771702741351642a8ec65229d">ON_4dRect::Unset</a></div><div class="ttdeci">static const ON_4dRect Unset</div><div class="ttdoc">(ON_UNSET_INT_INDEX,ON_UNSET_INT_INDEX,ON_UNSET_INT_INDEX,ON_UNSET_INT_INDEX) </div><div class="ttdef"><b>Definition:</b> opennurbs_point.h:3033</div></div>
|
|
<div class="ttc" id="class_o_n__4d_rect_html_aaa493ac66d7c2120f34789b51e362e3b"><div class="ttname"><a href="../../d2/da9/class_o_n__4d_rect.html#aaa493ac66d7c2120f34789b51e362e3b">ON_4dRect::SetRectEmpty</a></div><div class="ttdeci">void SetRectEmpty(void)</div><div class="ttdef"><b>Definition:</b> opennurbs_point.h:3064</div></div>
|
|
<div class="ttc" id="class_o_n___plane_equation_html_a72042db29095dbfa9fa6fcaeec6501e6"><div class="ttname"><a href="../../dd/d89/class_o_n___plane_equation.html#a72042db29095dbfa9fa6fcaeec6501e6">ON_PlaneEquation::ZeroPlaneEquation</a></div><div class="ttdeci">static const ON_PlaneEquation ZeroPlaneEquation</div><div class="ttdoc">(0.0,0.0,0.0,0.0) </div><div class="ttdef"><b>Definition:</b> opennurbs_point.h:1472</div></div>
|
|
<div class="ttc" id="class_o_n__4d_rect_html"><div class="ttname"><a href="../../d2/da9/class_o_n__4d_rect.html">ON_4dRect</a></div><div class="ttdef"><b>Definition:</b> opennurbs_point.h:3006</div></div>
|
|
<div class="ttc" id="class_o_n___mesh_face_html"><div class="ttname"><a href="../../de/d91/class_o_n___mesh_face.html">ON_MeshFace</a></div><div class="ttdef"><b>Definition:</b> opennurbs_mesh.h:796</div></div>
|
|
<div class="ttc" id="class_o_n___interval_html_a1477445eae2a66b83f55164d5388b8c6"><div class="ttname"><a href="../../dc/dc7/class_o_n___interval.html#a1477445eae2a66b83f55164d5388b8c6">ON_Interval::EmptyInterval</a></div><div class="ttdeci">static const ON_Interval EmptyInterval</div><div class="ttdoc">(ON_UNSET_VALUE,ON_UNSET_VALUE) </div><div class="ttdef"><b>Definition:</b> opennurbs_point.h:49</div></div>
|
|
<div class="ttc" id="class_o_n__2d_point_html_ac8e9b6e9de32dd39bd13f8cc56896709"><div class="ttname"><a href="../../dd/dd9/class_o_n__2d_point.html#ac8e9b6e9de32dd39bd13f8cc56896709">ON_2dPoint::UnsetPoint</a></div><div class="ttdeci">static const ON_2dPoint UnsetPoint</div><div class="ttdoc">(ON_UNSET_VALUE,ON_UNSET_VALUE) </div><div class="ttdef"><b>Definition:</b> opennurbs_point.h:306</div></div>
|
|
<div class="ttc" id="class_o_n__4d_point_html_a7bf45f7d4e956f304fad2afa57019ce5"><div class="ttname"><a href="../../d9/db1/class_o_n__4d_point.html#a7bf45f7d4e956f304fad2afa57019ce5">ON_4dPoint::Zero</a></div><div class="ttdeci">static const ON_4dPoint Zero</div><div class="ttdoc">(0,0,0,0) </div><div class="ttdef"><b>Definition:</b> opennurbs_point.h:716</div></div>
|
|
<div class="ttc" id="class_o_n__3d_point_html_a0db4b6cd3acac1403b872ed5a87ba880"><div class="ttname"><a href="../../d2/d35/class_o_n__3d_point.html#a0db4b6cd3acac1403b872ed5a87ba880">ON_3dPoint::z</a></div><div class="ttdeci">double z</div><div class="ttdef"><b>Definition:</b> opennurbs_point.h:483</div></div>
|
|
<div class="ttc" id="class_o_n___bezier_curve_html"><div class="ttname"><a href="../../d9/d6f/class_o_n___bezier_curve.html">ON_BezierCurve</a></div><div class="ttdef"><b>Definition:</b> opennurbs_bezier.h:148</div></div>
|
|
<div class="ttc" id="class_o_n__4d_rect_html_a5e2995b2fed93ad185642aa96f0bb7ef"><div class="ttname"><a href="../../d2/da9/class_o_n__4d_rect.html#a5e2995b2fed93ad185642aa96f0bb7ef">ON_4dRect::left</a></div><div class="ttdeci">double left</div><div class="ttdef"><b>Definition:</b> opennurbs_point.h:3079</div></div>
|
|
<div class="ttc" id="class_o_n__2f_point_html"><div class="ttname"><a href="../../de/d5b/class_o_n__2f_point.html">ON_2fPoint</a></div><div class="ttdef"><b>Definition:</b> opennurbs_fpoint.h:38</div></div>
|
|
<div class="ttc" id="class_o_n__3d_vector_html_aa62d84d9817922de5f60ef3b057ed0be"><div class="ttname"><a href="../../d5/dae/class_o_n__3d_vector.html#aa62d84d9817922de5f60ef3b057ed0be">ON_3dVector::UnsetVector</a></div><div class="ttdeci">static const ON_3dVector UnsetVector</div><div class="ttdoc">(ON_UNSET_VALUE,ON_UNSET_VALUE,ON_UNSET_VALUE) </div><div class="ttdef"><b>Definition:</b> opennurbs_point.h:1199</div></div>
|
|
<div class="ttc" id="class_o_n__2d_size_html_aec7ada663274eea60f0c40cb2ba2982f"><div class="ttname"><a href="../../df/d32/class_o_n__2d_size.html#aec7ada663274eea60f0c40cb2ba2982f">ON_2dSize::Zero</a></div><div class="ttdeci">static const ON_2dSize Zero</div><div class="ttdoc">(0.0,0.0) </div><div class="ttdef"><b>Definition:</b> opennurbs_point.h:2961</div></div>
|
|
<div class="ttc" id="class_o_n__3d_point_html"><div class="ttname"><a href="../../d2/d35/class_o_n__3d_point.html">ON_3dPoint</a></div><div class="ttdef"><b>Definition:</b> opennurbs_point.h:480</div></div>
|
|
<div class="ttc" id="class_o_n___plane_html"><div class="ttname"><a href="../../d4/d48/class_o_n___plane.html">ON_Plane</a></div><div class="ttdef"><b>Definition:</b> opennurbs_plane.h:20</div></div>
|
|
<div class="ttc" id="class_o_n__2d_vector_html_a29ddbc528d3026f0d2c4048f6f8b2430"><div class="ttname"><a href="../../da/d08/class_o_n__2d_vector.html#a29ddbc528d3026f0d2c4048f6f8b2430">ON_2dVector::UnsetVector</a></div><div class="ttdeci">static const ON_2dVector UnsetVector</div><div class="ttdoc">(ON_UNSET_VALUE,ON_UNSET_VALUE) </div><div class="ttdef"><b>Definition:</b> opennurbs_point.h:884</div></div>
|
|
<div class="ttc" id="class_o_n__3d_vector_html_a81ec6c73d7a9f8f8b5dc8c1c32f1b0a0"><div class="ttname"><a href="../../d5/dae/class_o_n__3d_vector.html#a81ec6c73d7a9f8f8b5dc8c1c32f1b0a0">ON_3dVector::z</a></div><div class="ttdeci">double z</div><div class="ttdef"><b>Definition:</b> opennurbs_point.h:1185</div></div>
|
|
<div class="ttc" id="class_o_n__2d_vector_html_a2f9dd18fe13c0bd3e85cde1db1eee97b"><div class="ttname"><a href="../../da/d08/class_o_n__2d_vector.html#a2f9dd18fe13c0bd3e85cde1db1eee97b">ON_2dVector::ZeroVector</a></div><div class="ttdeci">static const ON_2dVector ZeroVector</div><div class="ttdoc">(0.0,0.0) </div><div class="ttdef"><b>Definition:</b> opennurbs_point.h:881</div></div>
|
|
<div class="ttc" id="class_o_n__3d_point_list_ref_html_ad9ff5d03efced31f7c1c8df15a326689"><div class="ttname"><a href="../../d0/d8a/class_o_n__3d_point_list_ref.html#ad9ff5d03efced31f7c1c8df15a326689">ON_3dPointListRef::PointCount</a></div><div class="ttdeci">unsigned int PointCount() const</div><div class="ttdef"><b>Definition:</b> opennurbs_point.h:2766</div></div>
|
|
<div class="ttc" id="class_o_n__4f_point_html"><div class="ttname"><a href="../../db/d8c/class_o_n__4f_point.html">ON_4fPoint</a></div><div class="ttdef"><b>Definition:</b> opennurbs_fpoint.h:395</div></div>
|
|
<div class="ttc" id="class_o_n___plane_equation_html"><div class="ttname"><a href="../../dd/d89/class_o_n___plane_equation.html">ON_PlaneEquation</a></div><div class="ttdef"><b>Definition:</b> opennurbs_point.h:1465</div></div>
|
|
<div class="ttc" id="class_o_n__3d_point_list_ref_html_a690573930602d33d93ad4b7b986cffb0"><div class="ttname"><a href="../../d0/d8a/class_o_n__3d_point_list_ref.html#a690573930602d33d93ad4b7b986cffb0">ON_3dPointListRef::operator[]</a></div><div class="ttdeci">ON_3dPoint operator[](unsigned int point_index) const</div><div class="ttdef"><b>Definition:</b> opennurbs_point.h:2685</div></div>
|
|
<div class="ttc" id="class_o_n__2d_vector_html"><div class="ttname"><a href="../../da/d08/class_o_n__2d_vector.html">ON_2dVector</a></div><div class="ttdef"><b>Definition:</b> opennurbs_point.h:868</div></div>
|
|
<div class="ttc" id="class_o_n__2d_vector_html_ac7d1bb1746fa0363cb9a5a24cb1cc1cb"><div class="ttname"><a href="../../da/d08/class_o_n__2d_vector.html#ac7d1bb1746fa0363cb9a5a24cb1cc1cb">ON_2dVector::NanVector</a></div><div class="ttdeci">static const ON_2dVector NanVector</div><div class="ttdoc">(ON_DBL_QNAN,ON_DBL_QNAN) </div><div class="ttdef"><b>Definition:</b> opennurbs_point.h:885</div></div>
|
|
<div class="ttc" id="class_o_n__3d_vector_html"><div class="ttname"><a href="../../d5/dae/class_o_n__3d_vector.html">ON_3dVector</a></div><div class="ttdef"><b>Definition:</b> opennurbs_point.h:1182</div></div>
|
|
<div class="ttc" id="class_o_n___interval_html"><div class="ttname"><a href="../../dc/dc7/class_o_n___interval.html">ON_Interval</a></div><div class="ttdef"><b>Definition:</b> opennurbs_point.h:46</div></div>
|
|
<div class="ttc" id="class_o_n__3d_point_list_ref_html_a9cd80479ed134be5b53e596dc5dc15da"><div class="ttname"><a href="../../d0/d8a/class_o_n__3d_point_list_ref.html#a9cd80479ed134be5b53e596dc5dc15da">ON_3dPointListRef::operator[]</a></div><div class="ttdeci">ON_3dPoint operator[](ON__UINT64 point_index) const</div><div class="ttdef"><b>Definition:</b> opennurbs_point.h:2739</div></div>
|
|
<div class="ttc" id="class_o_n__3d_ray_html_a6c5d98d24917f2b7909779b77cddace7"><div class="ttname"><a href="../../d3/d04/class_o_n__3d_ray.html#a6c5d98d24917f2b7909779b77cddace7">ON_3dRay::m_V</a></div><div class="ttdeci">ON_3dVector m_V</div><div class="ttdef"><b>Definition:</b> opennurbs_point.h:1457</div></div>
|
|
<div class="ttc" id="class_o_n__3d_point_list_ref_html_a5fe8de220dc3adfb4a60e31b0c90c2a3"><div class="ttname"><a href="../../d0/d8a/class_o_n__3d_point_list_ref.html#a5fe8de220dc3adfb4a60e31b0c90c2a3">ON_3dPointListRef::ON_3dPointListRef</a></div><div class="ttdeci">ON_3dPointListRef()</div><div class="ttdef"><b>Definition:</b> opennurbs_point.h:2425</div></div>
|
|
<div class="ttc" id="class_o_n__2d_point_array_html"><div class="ttname"><a href="../../d0/dcd/class_o_n__2d_point_array.html">ON_2dPointArray</a></div><div class="ttdef"><b>Definition:</b> opennurbs_point.h:2028</div></div>
|
|
</div><!-- fragment --></div><!-- contents -->
|
|
<!-- start footer part -->
|
|
<hr class="footer"/><address class="footer"><small>
|
|
Generated on Fri Jan 26 2018 04:54:28 for openNURBS SDK Help by  <a href="http://www.doxygen.org/index.html">
|
|
<img class="footer" src="../../doxygen.png" alt="doxygen"/>
|
|
</a> 1.8.13
|
|
</small></address>
|
|
</body>
|
|
</html>
|