lili/opennurbs
1
0
Fork 0
mirror of https://github.com/mcneel/opennurbs.git synced 2026-03-30 15:36:52 +08:00
Code Issues Packages Projects Releases Wiki Activity
Files
05ca20eaf4faacef2aba407d3d0ce037e9ed1e16
opennurbs/6/db/dda/opennurbs__bounding__box_8h_source.html
Bozo 832ccb5c1a Publish! 
Generated from v6.0.11315.11111-test14
2018-02-03 11:08:49 -08:00

107 lines
137 KiB
HTML
Raw Blame History

<!-- HTML header for doxygen 1.8.13-->
<!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_bounding_box.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="https://code.jquery.com/jquery-2.1.1.min.js"></script>
<script type="text/javascript" src="../../dynsections.js"></script>
<link href="../../doxygen.css" rel="stylesheet" type="text/css" />
<link href="../../customdoxygen.css" rel="stylesheet" type="text/css"/>
<!-- bootstrap -->
<link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.7/css/bootstrap.min.css" integrity="sha384-BVYiiSIFeK1dGmJRAkycuHAHRg32OmUcww7on3RYdg4Va+PmSTsz/K68vbdEjh4u" crossorigin="anonymous">
<script src="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.7/js/bootstrap.min.js" integrity="sha384-Tc5IQib027qvyjSMfHjOMaLkfuWVxZxUPnCJA7l2mCWNIpG9mGCD8wGNIcPD7Txa" crossorigin="anonymous"></script>
<!-- smartmenus -->
<link href="../../jquery.smartmenus.bootstrap.css" rel="stylesheet">
<script type="text/javascript" src="../../jquery.smartmenus.js"></script>
<script type="text/javascript" src="../../jquery.smartmenus.bootstrap.js"></script>
</head>
<body>
<!-- <div class="version-banner">
Go back to the <a href="/">main site</a>...
</div> -->
<div class="container">
<!-- navbar -->
<nav class="navbar navbar-default">
<div class="container-fluid">
<a class="navbar-brand" href="#">openNURBS SDK Help</a>
<div class="navbar-collapse collapse" id="main-nav-placeholder">
<!-- <p class="navbar-text navbar-right">v6.0</p> -->
<ul class="nav navbar-nav navbar-right">
<li class="dropdown">
<a class="dropdown-toggle" href="#">v6.0 <span class="caret"></span></a>
<ul class="dropdown-menu">
<li><a href="#">Latest (6.x)</a></li>
<li class="disabled"><a href="#">WIP (7.x)</a></li>
</ul>
</li>
</ul>
</div>
</div>
</nav>
<div id="top"><!-- do not remove this div, it is closed by doxygen! -->
<div class="page-content">
<!-- end header part -->
<!-- Generated by Doxygen 1.8.13 -->
<script type="text/javascript" src="../../menudata.js"></script>
<script type="text/javascript" src="../../menu.js"></script>
<script type="text/javascript">
$(function() {
initMenu('../../',false,false,'search.php','Search');
});
</script>
<div id="main-nav"></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_bounding_box.h</div> </div>
</div><!--header-->
<div class="contents">
<div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno"> 1</span>&#160;<span class="comment">/* $NoKeywords: $ */</span></div><div class="line"><a name="l00002"></a><span class="lineno"> 2</span>&#160;<span class="comment">/*</span></div><div class="line"><a name="l00003"></a><span class="lineno"> 3</span>&#160;<span class="comment">//</span></div><div class="line"><a name="l00004"></a><span class="lineno"> 4</span>&#160;<span class="comment">// Copyright (c) 1993-2012 Robert McNeel &amp; Associates. All rights reserved.</span></div><div class="line"><a name="l00005"></a><span class="lineno"> 5</span>&#160;<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>&#160;<span class="comment">// McNeel &amp; Associates.</span></div><div class="line"><a name="l00007"></a><span class="lineno"> 7</span>&#160;<span class="comment">//</span></div><div class="line"><a name="l00008"></a><span class="lineno"> 8</span>&#160;<span class="comment">// THIS SOFTWARE IS PROVIDED &quot;AS IS&quot; WITHOUT EXPRESS OR IMPLIED WARRANTY.</span></div><div class="line"><a name="l00009"></a><span class="lineno"> 9</span>&#160;<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>&#160;<span class="comment">// MERCHANTABILITY ARE HEREBY DISCLAIMED.</span></div><div class="line"><a name="l00011"></a><span class="lineno"> 11</span>&#160;<span class="comment">// </span></div><div class="line"><a name="l00012"></a><span class="lineno"> 12</span>&#160;<span class="comment">// For complete openNURBS copyright information see &lt;http://www.opennurbs.org&gt;.</span></div><div class="line"><a name="l00013"></a><span class="lineno"> 13</span>&#160;<span class="comment">//</span><span class="comment"></span></div><div class="line"><a name="l00014"></a><span class="lineno"> 14</span>&#160;<span class="comment">////////////////////////////////////////////////////////////////</span></div><div class="line"><a name="l00015"></a><span class="lineno"> 15</span>&#160;<span class="comment"></span>*/</div><div class="line"><a name="l00016"></a><span class="lineno"> 16</span>&#160;</div><div class="line"><a name="l00017"></a><span class="lineno"> 17</span>&#160;<span class="preprocessor">#if !defined(ON_BOUNDING_BOX_INC_)</span></div><div class="line"><a name="l00018"></a><span class="lineno"> 18</span>&#160;<span class="preprocessor">#define ON_BOUNDING_BOX_INC_</span></div><div class="line"><a name="l00019"></a><span class="lineno"> 19</span>&#160;<span class="comment"></span></div><div class="line"><a name="l00020"></a><span class="lineno"> 20</span>&#160;<span class="comment">////////////////////////////////////////////////////////////////</span></div><div class="line"><a name="l00021"></a><span class="lineno"> 21</span>&#160;<span class="comment"></span><span class="comment">//</span></div><div class="line"><a name="l00022"></a><span class="lineno"> 22</span>&#160;<span class="comment">// ON_BoundingBox - axis aligned bounding box</span></div><div class="line"><a name="l00023"></a><span class="lineno"> 23</span>&#160;<span class="comment">//</span></div><div class="line"><a name="l00024"></a><span class="lineno"> 24</span>&#160;</div><div class="line"><a name="l00025"></a><span class="lineno"><a class="line" href="../../d1/d17/class_o_n___bounding_box.html"> 25</a></span>&#160;<span class="keyword">class </span>ON_CLASS <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>&#160;{</div><div class="line"><a name="l00027"></a><span class="lineno"> 27</span>&#160;<span class="keyword">public</span>:</div><div class="line"><a name="l00028"></a><span class="lineno"><a class="line" href="../../d1/d17/class_o_n___bounding_box.html#ad4f488fc6dfa2692722d7dc7969fc9cc"> 28</a></span>&#160; <span class="keyword">static</span> <span class="keyword">const</span> <a class="code" href="../../d1/d17/class_o_n___bounding_box.html">ON_BoundingBox</a> <a class="code" href="../../d1/d17/class_o_n___bounding_box.html#ad4f488fc6dfa2692722d7dc7969fc9cc">EmptyBoundingBox</a>; <span class="comment">// ((1.0,0.0,0.0),(-1.0,0.0,0.0))</span></div><div class="line"><a name="l00029"></a><span class="lineno"><a class="line" href="../../d1/d17/class_o_n___bounding_box.html#a0a5db2f185ab14187662f2a2341fb533"> 29</a></span>&#160; <span class="keyword">static</span> <span class="keyword">const</span> <a class="code" href="../../d1/d17/class_o_n___bounding_box.html">ON_BoundingBox</a> <a class="code" href="../../d1/d17/class_o_n___bounding_box.html#a0a5db2f185ab14187662f2a2341fb533">UnsetBoundingBox</a>; <span class="comment">// all coordinates are ON_UNSET_VALUE</span></div><div class="line"><a name="l00030"></a><span class="lineno"><a class="line" href="../../d1/d17/class_o_n___bounding_box.html#a638a489b986da528eccc0d252662ee7e"> 30</a></span>&#160; <span class="keyword">static</span> <span class="keyword">const</span> <a class="code" href="../../d1/d17/class_o_n___bounding_box.html">ON_BoundingBox</a> <a class="code" href="../../d1/d17/class_o_n___bounding_box.html#a638a489b986da528eccc0d252662ee7e">NanBoundingBox</a>; <span class="comment">// all coordinates are ON_DBL_QNAN</span></div><div class="line"><a name="l00031"></a><span class="lineno"> 31</span>&#160;</div><div class="line"><a name="l00032"></a><span class="lineno"> 32</span>&#160; <a class="code" href="../../d1/d17/class_o_n___bounding_box.html">ON_BoundingBox</a>() ON_NOEXCEPT; <span class="comment">// creates EmptyBoundingBox</span></div><div class="line"><a name="l00033"></a><span class="lineno"> 33</span>&#160; ~<a class="code" href="../../d1/d17/class_o_n___bounding_box.html">ON_BoundingBox</a>() = default;</div><div class="line"><a name="l00034"></a><span class="lineno"> 34</span>&#160; <a class="code" href="../../d1/d17/class_o_n___bounding_box.html">ON_BoundingBox</a>(const <a class="code" href="../../d1/d17/class_o_n___bounding_box.html">ON_BoundingBox</a>&amp;) = default;</div><div class="line"><a name="l00035"></a><span class="lineno"> 35</span>&#160; <a class="code" href="../../d1/d17/class_o_n___bounding_box.html">ON_BoundingBox</a>&amp; operator=(const <a class="code" href="../../d1/d17/class_o_n___bounding_box.html">ON_BoundingBox</a>&amp;) = default;</div><div class="line"><a name="l00036"></a><span class="lineno"> 36</span>&#160;</div><div class="line"><a name="l00037"></a><span class="lineno"> 37</span>&#160; explicit <a class="code" href="../../d1/d17/class_o_n___bounding_box.html">ON_BoundingBox</a>(</div><div class="line"><a name="l00038"></a><span class="lineno"> 38</span>&#160; const <a class="code" href="../../d2/d35/class_o_n__3d_point.html">ON_3dPoint</a>&amp;, <span class="comment">// min corner of axis aligned bounding box</span></div><div class="line"><a name="l00039"></a><span class="lineno"> 39</span>&#160; const ON_3dPoint&amp; <span class="comment">// max corner of axis aligned bounding box</span></div><div class="line"><a name="l00040"></a><span class="lineno"> 40</span>&#160; );</div><div class="line"><a name="l00041"></a><span class="lineno"> 41</span>&#160;</div><div class="line"><a name="l00042"></a><span class="lineno"> 42</span>&#160;</div><div class="line"><a name="l00043"></a><span class="lineno"> 43</span>&#160; <span class="comment">// OBSOLETE</span></div><div class="line"><a name="l00044"></a><span class="lineno"> 44</span>&#160; <span class="comment">// temporary - use ON_ClippingRegion - this function will be removed soon.</span></div><div class="line"><a name="l00045"></a><span class="lineno"> 45</span>&#160; <span class="keywordtype">int</span> IsVisible( </div><div class="line"><a name="l00046"></a><span class="lineno"> 46</span>&#160; const <a class="code" href="../../d3/d13/class_o_n___xform.html">ON_Xform</a>&amp; bbox2c</div><div class="line"><a name="l00047"></a><span class="lineno"> 47</span>&#160; ) const;</div><div class="line"><a name="l00048"></a><span class="lineno"> 48</span>&#160;</div><div class="line"><a name="l00049"></a><span class="lineno"> 49</span>&#160;</div><div class="line"><a name="l00050"></a><span class="lineno"> 50</span>&#160; <span class="comment">// OBSOLETE</span></div><div class="line"><a name="l00051"></a><span class="lineno"> 51</span>&#160; <span class="keywordtype">void</span> Destroy(); <span class="comment">// set this = ON_BoundingBox::EmptyBoundingBox</span></div><div class="line"><a name="l00052"></a><span class="lineno"> 52</span>&#160;</div><div class="line"><a name="l00053"></a><span class="lineno"> 53</span>&#160; <span class="comment">// operator[] returns min if index &lt;= 0 and max if indes &gt;= 1</span></div><div class="line"><a name="l00054"></a><span class="lineno"> 54</span>&#160; ON_3dPoint&amp; operator[](<span class="keywordtype">int</span>);</div><div class="line"><a name="l00055"></a><span class="lineno"> 55</span>&#160; const ON_3dPoint&amp; operator[](<span class="keywordtype">int</span>) const;</div><div class="line"><a name="l00056"></a><span class="lineno"> 56</span>&#160;</div><div class="line"><a name="l00057"></a><span class="lineno"> 57</span>&#160; ON_3dPoint Min() const;</div><div class="line"><a name="l00058"></a><span class="lineno"> 58</span>&#160; ON_3dPoint Max() const;</div><div class="line"><a name="l00059"></a><span class="lineno"> 59</span>&#160; <a class="code" href="../../d5/dae/class_o_n__3d_vector.html">ON_3dVector</a> Diagonal() const; <span class="comment">// max corner - min corner</span></div><div class="line"><a name="l00060"></a><span class="lineno"> 60</span>&#160; ON_3dPoint Center() const;</div><div class="line"><a name="l00061"></a><span class="lineno"> 61</span>&#160; ON_3dPoint Corner( <span class="comment">// 8 corners of box</span></div><div class="line"><a name="l00062"></a><span class="lineno"> 62</span>&#160; <span class="keywordtype">int</span>, <span class="comment">// x_index 0 = Min().x, 1 = Max().x</span></div><div class="line"><a name="l00063"></a><span class="lineno"> 63</span>&#160; <span class="keywordtype">int</span>, <span class="comment">// y_index 0 = Min().y, 1 = Max().y</span></div><div class="line"><a name="l00064"></a><span class="lineno"> 64</span>&#160; <span class="keywordtype">int</span> <span class="comment">// z_index 0 = Min().z, 1 = Max().z</span></div><div class="line"><a name="l00065"></a><span class="lineno"> 65</span>&#160; ) const;</div><div class="line"><a name="l00066"></a><span class="lineno"> 66</span>&#160; <span class="keywordtype">bool</span> GetCorners( </div><div class="line"><a name="l00067"></a><span class="lineno"> 67</span>&#160; <a class="code" href="../../d9/d13/class_o_n__3d_point_array.html">ON_3dPointArray</a>&amp; box_corners <span class="comment">// returns list of 8 corner points</span></div><div class="line"><a name="l00068"></a><span class="lineno"> 68</span>&#160; ) const;</div><div class="line"><a name="l00069"></a><span class="lineno"> 69</span>&#160; <span class="keywordtype">bool</span> GetCorners( </div><div class="line"><a name="l00070"></a><span class="lineno"> 70</span>&#160; ON_3dPoint box_corners[8] <span class="comment">// returns list of 8 corner points</span></div><div class="line"><a name="l00071"></a><span class="lineno"> 71</span>&#160; ) const;</div><div class="line"><a name="l00072"></a><span class="lineno"> 72</span>&#160;</div><div class="line"><a name="l00073"></a><span class="lineno"> 73</span>&#160; <span class="comment">/*</span></div><div class="line"><a name="l00074"></a><span class="lineno"> 74</span>&#160;<span class="comment"> Parameters:</span></div><div class="line"><a name="l00075"></a><span class="lineno"> 75</span>&#160;<span class="comment"> edges[] - out</span></div><div class="line"><a name="l00076"></a><span class="lineno"> 76</span>&#160;<span class="comment"> 12 edge lines. If the bounding box has no height, width or depth,</span></div><div class="line"><a name="l00077"></a><span class="lineno"> 77</span>&#160;<span class="comment"> then the corresponding edges will have the same &quot;from&quot; and &quot;to&quot;</span></div><div class="line"><a name="l00078"></a><span class="lineno"> 78</span>&#160;<span class="comment"> points.</span></div><div class="line"><a name="l00079"></a><span class="lineno"> 79</span>&#160;<span class="comment"> Returns:</span></div><div class="line"><a name="l00080"></a><span class="lineno"> 80</span>&#160;<span class="comment"> If the bounding box is valid, then true is returned and</span></div><div class="line"><a name="l00081"></a><span class="lineno"> 81</span>&#160;<span class="comment"> 12 line segments, some possibly a single point, are returned.</span></div><div class="line"><a name="l00082"></a><span class="lineno"> 82</span>&#160;<span class="comment"> Otherwise false is returned and 12 line segments with &quot;from&quot;</span></div><div class="line"><a name="l00083"></a><span class="lineno"> 83</span>&#160;<span class="comment"> and &quot;to&quot; points set to ON_3dPoint::UnsetPoint are returned.</span></div><div class="line"><a name="l00084"></a><span class="lineno"> 84</span>&#160;<span class="comment"> */</span></div><div class="line"><a name="l00085"></a><span class="lineno"> 85</span>&#160; <span class="keywordtype">bool</span> GetEdges( </div><div class="line"><a name="l00086"></a><span class="lineno"> 86</span>&#160; <a class="code" href="../../d4/d6f/class_o_n___line.html">ON_Line</a> edges[12] <span class="comment">// returns list of 12 edge segments</span></div><div class="line"><a name="l00087"></a><span class="lineno"> 87</span>&#160; ) const;</div><div class="line"><a name="l00088"></a><span class="lineno"> 88</span>&#160;</div><div class="line"><a name="l00089"></a><span class="lineno"> 89</span>&#160; <span class="comment">// OBSOLETE IsValid() = IsNotEmpty()</span></div><div class="line"><a name="l00090"></a><span class="lineno"> 90</span>&#160; <span class="keywordtype">bool</span> IsValid() const; <span class="comment">// empty boxes are not valid</span></div><div class="line"><a name="l00091"></a><span class="lineno"> 91</span>&#160;</div><div class="line"><a name="l00092"></a><span class="lineno"> 92</span>&#160; <span class="keywordtype">bool</span> IsSet() const; <span class="comment">// every coordinate is a finite, valid double, not ON_UNSET_VALUE and not ON_UNSET_POSITIVE_VALUE</span></div><div class="line"><a name="l00093"></a><span class="lineno"> 93</span>&#160; <span class="keywordtype">bool</span> IsUnset() const; <span class="comment">// some coordinate is ON_UNSET_VALUE or ON_UNSET_POSITIVE_VALUE</span></div><div class="line"><a name="l00094"></a><span class="lineno"> 94</span>&#160; <span class="keywordtype">bool</span> IsNan() const; <span class="comment">// some coordinate is a NAN</span></div><div class="line"><a name="l00095"></a><span class="lineno"> 95</span>&#160; <span class="keywordtype">bool</span> IsUnsetOrNan() const; <span class="comment">// = IsUnset() or IsNan()</span></div><div class="line"><a name="l00096"></a><span class="lineno"> 96</span>&#160;</div><div class="line"><a name="l00097"></a><span class="lineno"> 97</span>&#160; <span class="keywordtype">bool</span> IsEmpty() const; <span class="comment">// (m_min.x &gt; m_max.x || m_min.y &gt; m_max.y || m_min.z &gt; m_max.z) &amp;&amp; IsSet();</span></div><div class="line"><a name="l00098"></a><span class="lineno"> 98</span>&#160; <span class="keywordtype">bool</span> IsNotEmpty() const; <span class="comment">// (m_min.x &lt;= m_max.x &amp;&amp; m_min.y &lt;= m_max.y &amp;&amp; m_min.z &lt;= m_max.z) &amp;&amp; IsSet()</span></div><div class="line"><a name="l00099"></a><span class="lineno"> 99</span>&#160; <span class="keywordtype">bool</span> IsPoint() const; <span class="comment">// (m_min.x == m_max.x &amp;&amp; m_min.y == m_max.y &amp;&amp; m_min.z == m_max.z) &amp;&amp; IsSet()</span></div><div class="line"><a name="l00100"></a><span class="lineno"> 100</span>&#160; </div><div class="line"><a name="l00101"></a><span class="lineno"> 101</span>&#160; <span class="keywordtype">void</span> Dump(class <a class="code" href="../../d2/da3/class_o_n___text_log.html">ON_TextLog</a>&amp;) const;</div><div class="line"><a name="l00102"></a><span class="lineno"> 102</span>&#160; </div><div class="line"><a name="l00103"></a><span class="lineno"> 103</span>&#160; <span class="comment">/*</span></div><div class="line"><a name="l00104"></a><span class="lineno"> 104</span>&#160;<span class="comment"> Description:</span></div><div class="line"><a name="l00105"></a><span class="lineno"> 105</span>&#160;<span class="comment"> Test a bounding box to see if it is degenerate (flat)</span></div><div class="line"><a name="l00106"></a><span class="lineno"> 106</span>&#160;<span class="comment"> in one or more directions.</span></div><div class="line"><a name="l00107"></a><span class="lineno"> 107</span>&#160;<span class="comment"> Parameters:</span></div><div class="line"><a name="l00108"></a><span class="lineno"> 108</span>&#160;<span class="comment"> tolerance - [in] Distances &lt;= tolerance will be considered</span></div><div class="line"><a name="l00109"></a><span class="lineno"> 109</span>&#160;<span class="comment"> to be zero. If tolerance is negative (default), then</span></div><div class="line"><a name="l00110"></a><span class="lineno"> 110</span>&#160;<span class="comment"> a scale invarient tolerance is used.</span></div><div class="line"><a name="l00111"></a><span class="lineno"> 111</span>&#160;<span class="comment"> Returns:</span></div><div class="line"><a name="l00112"></a><span class="lineno"> 112</span>&#160;<span class="comment"> @untitled table</span></div><div class="line"><a name="l00113"></a><span class="lineno"> 113</span>&#160;<span class="comment"> 0 box is not degenerate</span></div><div class="line"><a name="l00114"></a><span class="lineno"> 114</span>&#160;<span class="comment"> 1 box is a rectangle (degenerate in one direction)</span></div><div class="line"><a name="l00115"></a><span class="lineno"> 115</span>&#160;<span class="comment"> 2 box is a line (degenerate in two directions)</span></div><div class="line"><a name="l00116"></a><span class="lineno"> 116</span>&#160;<span class="comment"> 3 box is a point (degenerate in three directions)</span></div><div class="line"><a name="l00117"></a><span class="lineno"> 117</span>&#160;<span class="comment"> 4 box is not valid</span></div><div class="line"><a name="l00118"></a><span class="lineno"> 118</span>&#160;<span class="comment"> */</span></div><div class="line"><a name="l00119"></a><span class="lineno"> 119</span>&#160; <span class="keywordtype">int</span> IsDegenerate( </div><div class="line"><a name="l00120"></a><span class="lineno"> 120</span>&#160; <span class="keywordtype">double</span> tolerance = ON_UNSET_VALUE</div><div class="line"><a name="l00121"></a><span class="lineno"> 121</span>&#160; ) const;</div><div class="line"><a name="l00122"></a><span class="lineno"> 122</span>&#160;</div><div class="line"><a name="l00123"></a><span class="lineno"> 123</span>&#160;<span class="comment"></span></div><div class="line"><a name="l00124"></a><span class="lineno"> 124</span>&#160;<span class="comment"> //////////</span></div><div class="line"><a name="l00125"></a><span class="lineno"> 125</span>&#160;<span class="comment"></span> <span class="comment">// ON_BoundingBox::Transform() updates the bounding box</span></div><div class="line"><a name="l00126"></a><span class="lineno"> 126</span>&#160; <span class="comment">// to be the smallest axis aligned bounding box that contains</span></div><div class="line"><a name="l00127"></a><span class="lineno"> 127</span>&#160; <span class="comment">// the transform of the eight corner points of the input</span></div><div class="line"><a name="l00128"></a><span class="lineno"> 128</span>&#160; <span class="comment">// bounding box.</span></div><div class="line"><a name="l00129"></a><span class="lineno"> 129</span>&#160; <span class="keywordtype">bool</span> Transform( const <a class="code" href="../../d3/d13/class_o_n___xform.html">ON_Xform</a>&amp; );</div><div class="line"><a name="l00130"></a><span class="lineno"> 130</span>&#160;</div><div class="line"><a name="l00131"></a><span class="lineno"> 131</span>&#160; <span class="keywordtype">double</span> Tolerance() const; <span class="comment">// rough guess at a tolerance to use for comparing</span></div><div class="line"><a name="l00132"></a><span class="lineno"> 132</span>&#160; <span class="comment">// objects in this bounding box</span></div><div class="line"><a name="l00133"></a><span class="lineno"> 133</span>&#160;</div><div class="line"><a name="l00134"></a><span class="lineno"> 134</span>&#160;</div><div class="line"><a name="l00135"></a><span class="lineno"> 135</span>&#160; <span class="comment">// All of these Set() functions set or expand a box to enclose the points in the arguments</span></div><div class="line"><a name="l00136"></a><span class="lineno"> 136</span>&#160; <span class="comment">// If bGrowBox is true, the existing box is expanded, otherwise it is only set to the current point list</span></div><div class="line"><a name="l00137"></a><span class="lineno"> 137</span>&#160; <span class="keywordtype">bool</span> Set( </div><div class="line"><a name="l00138"></a><span class="lineno"> 138</span>&#160; <span class="keywordtype">int</span> dim,</div><div class="line"><a name="l00139"></a><span class="lineno"> 139</span>&#160; <span class="keywordtype">bool</span> is_rat,</div><div class="line"><a name="l00140"></a><span class="lineno"> 140</span>&#160; <span class="keywordtype">int</span> count,</div><div class="line"><a name="l00141"></a><span class="lineno"> 141</span>&#160; <span class="keywordtype">int</span> stride,</div><div class="line"><a name="l00142"></a><span class="lineno"> 142</span>&#160; const <span class="keywordtype">double</span>* point_array,</div><div class="line"><a name="l00143"></a><span class="lineno"> 143</span>&#160; <span class="keywordtype">int</span> bGrowBox = false</div><div class="line"><a name="l00144"></a><span class="lineno"> 144</span>&#160; );</div><div class="line"><a name="l00145"></a><span class="lineno"> 145</span>&#160;</div><div class="line"><a name="l00146"></a><span class="lineno"> 146</span>&#160; <span class="keywordtype">bool</span> Set(</div><div class="line"><a name="l00147"></a><span class="lineno"> 147</span>&#160; const ON_3dPoint&amp; point,</div><div class="line"><a name="l00148"></a><span class="lineno"> 148</span>&#160; <span class="keywordtype">int</span> bGrowBox = false</div><div class="line"><a name="l00149"></a><span class="lineno"> 149</span>&#160; );</div><div class="line"><a name="l00150"></a><span class="lineno"> 150</span>&#160;</div><div class="line"><a name="l00151"></a><span class="lineno"> 151</span>&#160; <span class="keywordtype">bool</span> Set(</div><div class="line"><a name="l00152"></a><span class="lineno"> 152</span>&#160; const <a class="code" href="../../dd/dd9/class_o_n__2d_point.html">ON_2dPoint</a>&amp; point,</div><div class="line"><a name="l00153"></a><span class="lineno"> 153</span>&#160; <span class="keywordtype">int</span> bGrowBox = false</div><div class="line"><a name="l00154"></a><span class="lineno"> 154</span>&#160; );</div><div class="line"><a name="l00155"></a><span class="lineno"> 155</span>&#160;</div><div class="line"><a name="l00156"></a><span class="lineno"> 156</span>&#160; <span class="keywordtype">bool</span> Set( </div><div class="line"><a name="l00157"></a><span class="lineno"> 157</span>&#160; const <a class="code" href="../../dc/dfe/class_o_n___simple_array.html">ON_SimpleArray</a>&lt;<a class="code" href="../../d9/db1/class_o_n__4d_point.html">ON_4dPoint</a>&gt;&amp; point_array,</div><div class="line"><a name="l00158"></a><span class="lineno"> 158</span>&#160; <span class="keywordtype">int</span> bGrowBox = false</div><div class="line"><a name="l00159"></a><span class="lineno"> 159</span>&#160; );</div><div class="line"><a name="l00160"></a><span class="lineno"> 160</span>&#160;</div><div class="line"><a name="l00161"></a><span class="lineno"> 161</span>&#160; <span class="keywordtype">bool</span> Set( </div><div class="line"><a name="l00162"></a><span class="lineno"> 162</span>&#160; const <a class="code" href="../../dc/dfe/class_o_n___simple_array.html">ON_SimpleArray</a>&lt;ON_3dPoint&gt;&amp; point_array,</div><div class="line"><a name="l00163"></a><span class="lineno"> 163</span>&#160; <span class="keywordtype">int</span> bGrowBox = false</div><div class="line"><a name="l00164"></a><span class="lineno"> 164</span>&#160; );</div><div class="line"><a name="l00165"></a><span class="lineno"> 165</span>&#160;</div><div class="line"><a name="l00166"></a><span class="lineno"> 166</span>&#160; <span class="keywordtype">bool</span> Set( </div><div class="line"><a name="l00167"></a><span class="lineno"> 167</span>&#160; const <a class="code" href="../../dc/dfe/class_o_n___simple_array.html">ON_SimpleArray</a>&lt;<a class="code" href="../../dd/dd9/class_o_n__2d_point.html">ON_2dPoint</a>&gt;&amp; point_array,</div><div class="line"><a name="l00168"></a><span class="lineno"> 168</span>&#160; <span class="keywordtype">int</span> bGrowBox = false</div><div class="line"><a name="l00169"></a><span class="lineno"> 169</span>&#160; );</div><div class="line"><a name="l00170"></a><span class="lineno"> 170</span>&#160;</div><div class="line"><a name="l00171"></a><span class="lineno"> 171</span>&#160; <span class="keywordtype">bool</span> Set( </div><div class="line"><a name="l00172"></a><span class="lineno"> 172</span>&#160; <span class="keywordtype">int</span> dim,</div><div class="line"><a name="l00173"></a><span class="lineno"> 173</span>&#160; <span class="keywordtype">bool</span> is_rat,</div><div class="line"><a name="l00174"></a><span class="lineno"> 174</span>&#160; <span class="keywordtype">int</span> count,</div><div class="line"><a name="l00175"></a><span class="lineno"> 175</span>&#160; <span class="keywordtype">int</span> stride,</div><div class="line"><a name="l00176"></a><span class="lineno"> 176</span>&#160; const <span class="keywordtype">float</span>* point_array,</div><div class="line"><a name="l00177"></a><span class="lineno"> 177</span>&#160; <span class="keywordtype">int</span> bGrowBox = false</div><div class="line"><a name="l00178"></a><span class="lineno"> 178</span>&#160; );</div><div class="line"><a name="l00179"></a><span class="lineno"> 179</span>&#160;</div><div class="line"><a name="l00180"></a><span class="lineno"> 180</span>&#160; <span class="keywordtype">bool</span> Set(</div><div class="line"><a name="l00181"></a><span class="lineno"> 181</span>&#160; const <a class="code" href="../../d0/dec/class_o_n__3f_point.html">ON_3fPoint</a>&amp; point,</div><div class="line"><a name="l00182"></a><span class="lineno"> 182</span>&#160; <span class="keywordtype">int</span> bGrowBox = false</div><div class="line"><a name="l00183"></a><span class="lineno"> 183</span>&#160; );</div><div class="line"><a name="l00184"></a><span class="lineno"> 184</span>&#160;</div><div class="line"><a name="l00185"></a><span class="lineno"> 185</span>&#160; <span class="keywordtype">bool</span> Set(</div><div class="line"><a name="l00186"></a><span class="lineno"> 186</span>&#160; const <a class="code" href="../../de/d5b/class_o_n__2f_point.html">ON_2fPoint</a>&amp; point,</div><div class="line"><a name="l00187"></a><span class="lineno"> 187</span>&#160; <span class="keywordtype">int</span> bGrowBox = false</div><div class="line"><a name="l00188"></a><span class="lineno"> 188</span>&#160; );</div><div class="line"><a name="l00189"></a><span class="lineno"> 189</span>&#160;</div><div class="line"><a name="l00190"></a><span class="lineno"> 190</span>&#160; <span class="keywordtype">bool</span> Set( </div><div class="line"><a name="l00191"></a><span class="lineno"> 191</span>&#160; const <a class="code" href="../../dc/dfe/class_o_n___simple_array.html">ON_SimpleArray</a>&lt;<a class="code" href="../../db/d8c/class_o_n__4f_point.html">ON_4fPoint</a>&gt;&amp; point_array,</div><div class="line"><a name="l00192"></a><span class="lineno"> 192</span>&#160; <span class="keywordtype">int</span> bGrowBox = false</div><div class="line"><a name="l00193"></a><span class="lineno"> 193</span>&#160; );</div><div class="line"><a name="l00194"></a><span class="lineno"> 194</span>&#160;</div><div class="line"><a name="l00195"></a><span class="lineno"> 195</span>&#160; <span class="keywordtype">bool</span> Set( </div><div class="line"><a name="l00196"></a><span class="lineno"> 196</span>&#160; const <a class="code" href="../../dc/dfe/class_o_n___simple_array.html">ON_SimpleArray</a>&lt;<a class="code" href="../../d0/dec/class_o_n__3f_point.html">ON_3fPoint</a>&gt;&amp; point_array,</div><div class="line"><a name="l00197"></a><span class="lineno"> 197</span>&#160; <span class="keywordtype">int</span> bGrowBox = false</div><div class="line"><a name="l00198"></a><span class="lineno"> 198</span>&#160; );</div><div class="line"><a name="l00199"></a><span class="lineno"> 199</span>&#160;</div><div class="line"><a name="l00200"></a><span class="lineno"> 200</span>&#160; <span class="keywordtype">bool</span> Set( </div><div class="line"><a name="l00201"></a><span class="lineno"> 201</span>&#160; const <a class="code" href="../../dc/dfe/class_o_n___simple_array.html">ON_SimpleArray</a>&lt;<a class="code" href="../../de/d5b/class_o_n__2f_point.html">ON_2fPoint</a>&gt;&amp; point_array,</div><div class="line"><a name="l00202"></a><span class="lineno"> 202</span>&#160; <span class="keywordtype">int</span> bGrowBox = false</div><div class="line"><a name="l00203"></a><span class="lineno"> 203</span>&#160; );</div><div class="line"><a name="l00204"></a><span class="lineno"> 204</span>&#160;</div><div class="line"><a name="l00205"></a><span class="lineno"> 205</span>&#160; <span class="keywordtype">bool</span> IsPointIn(</div><div class="line"><a name="l00206"></a><span class="lineno"> 206</span>&#160; const ON_3dPoint&amp; test_point, <span class="comment">// point to test</span></div><div class="line"><a name="l00207"></a><span class="lineno"> 207</span>&#160; <span class="keywordtype">int</span> bStrictlyIn = false </div><div class="line"><a name="l00208"></a><span class="lineno"> 208</span>&#160; <span class="comment">// true to test for strict ( min &lt; point &lt; max )</span></div><div class="line"><a name="l00209"></a><span class="lineno"> 209</span>&#160; <span class="comment">// false to test for (min &lt;= point &lt;= max)</span></div><div class="line"><a name="l00210"></a><span class="lineno"> 210</span>&#160; <span class="comment">// </span></div><div class="line"><a name="l00211"></a><span class="lineno"> 211</span>&#160; ) const;</div><div class="line"><a name="l00212"></a><span class="lineno"> 212</span>&#160;<span class="comment"></span></div><div class="line"><a name="l00213"></a><span class="lineno"> 213</span>&#160;<span class="comment"> //////////</span></div><div class="line"><a name="l00214"></a><span class="lineno"> 214</span>&#160;<span class="comment"></span> <span class="comment">// Point on or in the box that is closest to test_point.</span></div><div class="line"><a name="l00215"></a><span class="lineno"> 215</span>&#160; <span class="comment">// If test_point is in or on the box, the test_point is returned.</span></div><div class="line"><a name="l00216"></a><span class="lineno"> 216</span>&#160; ON_3dPoint ClosestPoint( </div><div class="line"><a name="l00217"></a><span class="lineno"> 217</span>&#160; const ON_3dPoint&amp; test_point</div><div class="line"><a name="l00218"></a><span class="lineno"> 218</span>&#160; ) const;</div><div class="line"><a name="l00219"></a><span class="lineno"> 219</span>&#160;</div><div class="line"><a name="l00220"></a><span class="lineno"> 220</span>&#160;</div><div class="line"><a name="l00221"></a><span class="lineno"> 221</span>&#160; <span class="comment">/*</span></div><div class="line"><a name="l00222"></a><span class="lineno"> 222</span>&#160;<span class="comment"> Description:</span></div><div class="line"><a name="l00223"></a><span class="lineno"> 223</span>&#160;<span class="comment"> Quickly find a lower bound on the distance </span></div><div class="line"><a name="l00224"></a><span class="lineno"> 224</span>&#160;<span class="comment"> between the point and this bounding box.</span></div><div class="line"><a name="l00225"></a><span class="lineno"> 225</span>&#160;<span class="comment"> Parameters:</span></div><div class="line"><a name="l00226"></a><span class="lineno"> 226</span>&#160;<span class="comment"> P - [in]</span></div><div class="line"><a name="l00227"></a><span class="lineno"> 227</span>&#160;<span class="comment"> Returns:</span></div><div class="line"><a name="l00228"></a><span class="lineno"> 228</span>&#160;<span class="comment"> A distance that is less than or equal to the shortest</span></div><div class="line"><a name="l00229"></a><span class="lineno"> 229</span>&#160;<span class="comment"> distance from the line to this bounding box.</span></div><div class="line"><a name="l00230"></a><span class="lineno"> 230</span>&#160;<span class="comment"> Put another way, if Q is any point in this bounding box,</span></div><div class="line"><a name="l00231"></a><span class="lineno"> 231</span>&#160;<span class="comment"> then P.DistanceTo(Q) &gt;= MinimumDistanceTo(bbox).</span></div><div class="line"><a name="l00232"></a><span class="lineno"> 232</span>&#160;<span class="comment"> */</span></div><div class="line"><a name="l00233"></a><span class="lineno"> 233</span>&#160; <span class="keywordtype">double</span> MinimumDistanceTo( const ON_3dPoint&amp; P ) const;</div><div class="line"><a name="l00234"></a><span class="lineno"> 234</span>&#160;</div><div class="line"><a name="l00235"></a><span class="lineno"> 235</span>&#160; <span class="comment">/*</span></div><div class="line"><a name="l00236"></a><span class="lineno"> 236</span>&#160;<span class="comment"> Description:</span></div><div class="line"><a name="l00237"></a><span class="lineno"> 237</span>&#160;<span class="comment"> Quickly find an upper bound on the distance </span></div><div class="line"><a name="l00238"></a><span class="lineno"> 238</span>&#160;<span class="comment"> between the point and this bounding box.</span></div><div class="line"><a name="l00239"></a><span class="lineno"> 239</span>&#160;<span class="comment"> Parameters:</span></div><div class="line"><a name="l00240"></a><span class="lineno"> 240</span>&#160;<span class="comment"> P - [in]</span></div><div class="line"><a name="l00241"></a><span class="lineno"> 241</span>&#160;<span class="comment"> Returns:</span></div><div class="line"><a name="l00242"></a><span class="lineno"> 242</span>&#160;<span class="comment"> A distance that is greater than or equal to the </span></div><div class="line"><a name="l00243"></a><span class="lineno"> 243</span>&#160;<span class="comment"> longest distance from the point P to this bounding box.</span></div><div class="line"><a name="l00244"></a><span class="lineno"> 244</span>&#160;<span class="comment"> Put another way, if Q is any point in this bounding box,</span></div><div class="line"><a name="l00245"></a><span class="lineno"> 245</span>&#160;<span class="comment"> then P.DistanceTo(Q) &lt;= MaximumDistanceTo(bbox).</span></div><div class="line"><a name="l00246"></a><span class="lineno"> 246</span>&#160;<span class="comment"> */</span></div><div class="line"><a name="l00247"></a><span class="lineno"> 247</span>&#160; <span class="keywordtype">double</span> MaximumDistanceTo( const ON_3dPoint&amp; P ) const;</div><div class="line"><a name="l00248"></a><span class="lineno"> 248</span>&#160;</div><div class="line"><a name="l00249"></a><span class="lineno"> 249</span>&#160;</div><div class="line"><a name="l00250"></a><span class="lineno"> 250</span>&#160; <span class="comment">/*</span></div><div class="line"><a name="l00251"></a><span class="lineno"> 251</span>&#160;<span class="comment"> Description:</span></div><div class="line"><a name="l00252"></a><span class="lineno"> 252</span>&#160;<span class="comment"> Quickly find a lower bound on the distance </span></div><div class="line"><a name="l00253"></a><span class="lineno"> 253</span>&#160;<span class="comment"> between this and the other bounding box.</span></div><div class="line"><a name="l00254"></a><span class="lineno"> 254</span>&#160;<span class="comment"> Parameters:</span></div><div class="line"><a name="l00255"></a><span class="lineno"> 255</span>&#160;<span class="comment"> other - [in]</span></div><div class="line"><a name="l00256"></a><span class="lineno"> 256</span>&#160;<span class="comment"> Returns:</span></div><div class="line"><a name="l00257"></a><span class="lineno"> 257</span>&#160;<span class="comment"> A distance that is less than or equal to the shortest</span></div><div class="line"><a name="l00258"></a><span class="lineno"> 258</span>&#160;<span class="comment"> distance between the bounding boxes.</span></div><div class="line"><a name="l00259"></a><span class="lineno"> 259</span>&#160;<span class="comment"> Put another way, if Q is any point in this bounding box</span></div><div class="line"><a name="l00260"></a><span class="lineno"> 260</span>&#160;<span class="comment"> and P is any point in the other bounding box,</span></div><div class="line"><a name="l00261"></a><span class="lineno"> 261</span>&#160;<span class="comment"> then P.DistanceTo(Q) &gt;= MinimumDistanceTo(bbox).</span></div><div class="line"><a name="l00262"></a><span class="lineno"> 262</span>&#160;<span class="comment"> */</span></div><div class="line"><a name="l00263"></a><span class="lineno"> 263</span>&#160; <span class="keywordtype">double</span> MinimumDistanceTo( const <a class="code" href="../../d1/d17/class_o_n___bounding_box.html">ON_BoundingBox</a>&amp; other ) const;</div><div class="line"><a name="l00264"></a><span class="lineno"> 264</span>&#160;</div><div class="line"><a name="l00265"></a><span class="lineno"> 265</span>&#160; <span class="comment">/*</span></div><div class="line"><a name="l00266"></a><span class="lineno"> 266</span>&#160;<span class="comment"> Description:</span></div><div class="line"><a name="l00267"></a><span class="lineno"> 267</span>&#160;<span class="comment"> Quickly find an upper bound on the distance </span></div><div class="line"><a name="l00268"></a><span class="lineno"> 268</span>&#160;<span class="comment"> between this and the other bounding box.</span></div><div class="line"><a name="l00269"></a><span class="lineno"> 269</span>&#160;<span class="comment"> Parameters:</span></div><div class="line"><a name="l00270"></a><span class="lineno"> 270</span>&#160;<span class="comment"> other - [in]</span></div><div class="line"><a name="l00271"></a><span class="lineno"> 271</span>&#160;<span class="comment"> Returns:</span></div><div class="line"><a name="l00272"></a><span class="lineno"> 272</span>&#160;<span class="comment"> A distance that is greater than or equal to the longest</span></div><div class="line"><a name="l00273"></a><span class="lineno"> 273</span>&#160;<span class="comment"> distance between the bounding boxes.</span></div><div class="line"><a name="l00274"></a><span class="lineno"> 274</span>&#160;<span class="comment"> Put another way, if Q is any point in this bounding box</span></div><div class="line"><a name="l00275"></a><span class="lineno"> 275</span>&#160;<span class="comment"> and P is any point in the other bounding box,</span></div><div class="line"><a name="l00276"></a><span class="lineno"> 276</span>&#160;<span class="comment"> then P.DistanceTo(Q) &lt;= MaximumDistanceTo(bbox).</span></div><div class="line"><a name="l00277"></a><span class="lineno"> 277</span>&#160;<span class="comment"> */</span></div><div class="line"><a name="l00278"></a><span class="lineno"> 278</span>&#160; <span class="keywordtype">double</span> MaximumDistanceTo( const <a class="code" href="../../d1/d17/class_o_n___bounding_box.html">ON_BoundingBox</a>&amp; other ) const;</div><div class="line"><a name="l00279"></a><span class="lineno"> 279</span>&#160;</div><div class="line"><a name="l00280"></a><span class="lineno"> 280</span>&#160; <span class="comment">/*</span></div><div class="line"><a name="l00281"></a><span class="lineno"> 281</span>&#160;<span class="comment"> Description:</span></div><div class="line"><a name="l00282"></a><span class="lineno"> 282</span>&#160;<span class="comment"> Quickly find a lower bound on the distance </span></div><div class="line"><a name="l00283"></a><span class="lineno"> 283</span>&#160;<span class="comment"> between the line segment and this bounding box.</span></div><div class="line"><a name="l00284"></a><span class="lineno"> 284</span>&#160;<span class="comment"> Parameters:</span></div><div class="line"><a name="l00285"></a><span class="lineno"> 285</span>&#160;<span class="comment"> line - [in]</span></div><div class="line"><a name="l00286"></a><span class="lineno"> 286</span>&#160;<span class="comment"> Returns:</span></div><div class="line"><a name="l00287"></a><span class="lineno"> 287</span>&#160;<span class="comment"> A distance that is less than or equal to the shortest</span></div><div class="line"><a name="l00288"></a><span class="lineno"> 288</span>&#160;<span class="comment"> distance from the line to this bounding box.</span></div><div class="line"><a name="l00289"></a><span class="lineno"> 289</span>&#160;<span class="comment"> Put another way, if Q is any point on line</span></div><div class="line"><a name="l00290"></a><span class="lineno"> 290</span>&#160;<span class="comment"> and P is any point in this bounding box, then</span></div><div class="line"><a name="l00291"></a><span class="lineno"> 291</span>&#160;<span class="comment"> P.DistanceTo(Q) &gt;= MinimumDistanceTo(bbox).</span></div><div class="line"><a name="l00292"></a><span class="lineno"> 292</span>&#160;<span class="comment"> */</span></div><div class="line"><a name="l00293"></a><span class="lineno"> 293</span>&#160; <span class="keywordtype">double</span> MinimumDistanceTo( const <a class="code" href="../../d4/d6f/class_o_n___line.html">ON_Line</a>&amp; line ) const;</div><div class="line"><a name="l00294"></a><span class="lineno"> 294</span>&#160;</div><div class="line"><a name="l00295"></a><span class="lineno"> 295</span>&#160; <span class="comment">/*</span></div><div class="line"><a name="l00296"></a><span class="lineno"> 296</span>&#160;<span class="comment"> Description:</span></div><div class="line"><a name="l00297"></a><span class="lineno"> 297</span>&#160;<span class="comment"> Quickly find a tight lower bound on the distance </span></div><div class="line"><a name="l00298"></a><span class="lineno"> 298</span>&#160;<span class="comment"> between the plane and this bounding box.</span></div><div class="line"><a name="l00299"></a><span class="lineno"> 299</span>&#160;<span class="comment"> Parameters:</span></div><div class="line"><a name="l00300"></a><span class="lineno"> 300</span>&#160;<span class="comment"> plane - [in]</span></div><div class="line"><a name="l00301"></a><span class="lineno"> 301</span>&#160;<span class="comment"> Returns:</span></div><div class="line"><a name="l00302"></a><span class="lineno"> 302</span>&#160;<span class="comment"> The minimum distance between a point on the plane</span></div><div class="line"><a name="l00303"></a><span class="lineno"> 303</span>&#160;<span class="comment"> and a point on the bounding box.</span></div><div class="line"><a name="l00304"></a><span class="lineno"> 304</span>&#160;<span class="comment"> See Also:</span></div><div class="line"><a name="l00305"></a><span class="lineno"> 305</span>&#160;<span class="comment"> ON_PlaneEquation::MimimumValueAt</span></div><div class="line"><a name="l00306"></a><span class="lineno"> 306</span>&#160;<span class="comment"> ON_PlaneEquation::MaximumValueAt</span></div><div class="line"><a name="l00307"></a><span class="lineno"> 307</span>&#160;<span class="comment"> */</span></div><div class="line"><a name="l00308"></a><span class="lineno"> 308</span>&#160; <span class="keywordtype">double</span> MinimumDistanceTo( const <a class="code" href="../../d4/d48/class_o_n___plane.html">ON_Plane</a>&amp; plane ) const;</div><div class="line"><a name="l00309"></a><span class="lineno"> 309</span>&#160; <span class="keywordtype">double</span> MinimumDistanceTo( const <a class="code" href="../../dd/d89/class_o_n___plane_equation.html">ON_PlaneEquation</a>&amp; plane_equation ) const;</div><div class="line"><a name="l00310"></a><span class="lineno"> 310</span>&#160;</div><div class="line"><a name="l00311"></a><span class="lineno"> 311</span>&#160; <span class="comment">/*</span></div><div class="line"><a name="l00312"></a><span class="lineno"> 312</span>&#160;<span class="comment"> Description:</span></div><div class="line"><a name="l00313"></a><span class="lineno"> 313</span>&#160;<span class="comment"> Quickly find an upper bound on the distance </span></div><div class="line"><a name="l00314"></a><span class="lineno"> 314</span>&#160;<span class="comment"> between the line segment and this bounding box.</span></div><div class="line"><a name="l00315"></a><span class="lineno"> 315</span>&#160;<span class="comment"> Parameters:</span></div><div class="line"><a name="l00316"></a><span class="lineno"> 316</span>&#160;<span class="comment"> line - [in]</span></div><div class="line"><a name="l00317"></a><span class="lineno"> 317</span>&#160;<span class="comment"> Returns:</span></div><div class="line"><a name="l00318"></a><span class="lineno"> 318</span>&#160;<span class="comment"> A distance that is greater than or equal to the </span></div><div class="line"><a name="l00319"></a><span class="lineno"> 319</span>&#160;<span class="comment"> longest distance from the line to this bounding box.</span></div><div class="line"><a name="l00320"></a><span class="lineno"> 320</span>&#160;<span class="comment"> Put another way, if Q is any point on the line</span></div><div class="line"><a name="l00321"></a><span class="lineno"> 321</span>&#160;<span class="comment"> and P is any point in this bounding box, then</span></div><div class="line"><a name="l00322"></a><span class="lineno"> 322</span>&#160;<span class="comment"> P.DistanceTo(Q) &lt;= MaximumDistanceTo(bbox).</span></div><div class="line"><a name="l00323"></a><span class="lineno"> 323</span>&#160;<span class="comment"> */</span></div><div class="line"><a name="l00324"></a><span class="lineno"> 324</span>&#160; <span class="keywordtype">double</span> MaximumDistanceTo( const <a class="code" href="../../d4/d6f/class_o_n___line.html">ON_Line</a>&amp; line ) const;</div><div class="line"><a name="l00325"></a><span class="lineno"> 325</span>&#160;</div><div class="line"><a name="l00326"></a><span class="lineno"> 326</span>&#160; <span class="comment">/*</span></div><div class="line"><a name="l00327"></a><span class="lineno"> 327</span>&#160;<span class="comment"> Description:</span></div><div class="line"><a name="l00328"></a><span class="lineno"> 328</span>&#160;<span class="comment"> Quickly find a tight upper bound on the distance </span></div><div class="line"><a name="l00329"></a><span class="lineno"> 329</span>&#160;<span class="comment"> between the plane and this bounding box.</span></div><div class="line"><a name="l00330"></a><span class="lineno"> 330</span>&#160;<span class="comment"> Parameters:</span></div><div class="line"><a name="l00331"></a><span class="lineno"> 331</span>&#160;<span class="comment"> plane - [in]</span></div><div class="line"><a name="l00332"></a><span class="lineno"> 332</span>&#160;<span class="comment"> Returns:</span></div><div class="line"><a name="l00333"></a><span class="lineno"> 333</span>&#160;<span class="comment"> A distance that is equal to the longest distance from</span></div><div class="line"><a name="l00334"></a><span class="lineno"> 334</span>&#160;<span class="comment"> the plane to this bounding box. Put another way, </span></div><div class="line"><a name="l00335"></a><span class="lineno"> 335</span>&#160;<span class="comment"> if Q is any point on the plane and P is any point </span></div><div class="line"><a name="l00336"></a><span class="lineno"> 336</span>&#160;<span class="comment"> in this bounding box, then </span></div><div class="line"><a name="l00337"></a><span class="lineno"> 337</span>&#160;<span class="comment"> P.DistanceTo(Q) &lt;= MaximumDistanceTo(bbox) and there</span></div><div class="line"><a name="l00338"></a><span class="lineno"> 338</span>&#160;<span class="comment"> is at least one point on the bounding box where the</span></div><div class="line"><a name="l00339"></a><span class="lineno"> 339</span>&#160;<span class="comment"> distance is equal to the returned value.</span></div><div class="line"><a name="l00340"></a><span class="lineno"> 340</span>&#160;<span class="comment"> See Also:</span></div><div class="line"><a name="l00341"></a><span class="lineno"> 341</span>&#160;<span class="comment"> ON_PlaneEquation::MaximumValueAt</span></div><div class="line"><a name="l00342"></a><span class="lineno"> 342</span>&#160;<span class="comment"> */</span></div><div class="line"><a name="l00343"></a><span class="lineno"> 343</span>&#160; <span class="keywordtype">double</span> MaximumDistanceTo( const <a class="code" href="../../d4/d48/class_o_n___plane.html">ON_Plane</a>&amp; plane ) const;</div><div class="line"><a name="l00344"></a><span class="lineno"> 344</span>&#160; <span class="keywordtype">double</span> MaximumDistanceTo( const <a class="code" href="../../dd/d89/class_o_n___plane_equation.html">ON_PlaneEquation</a>&amp; plane_equation ) const;</div><div class="line"><a name="l00345"></a><span class="lineno"> 345</span>&#160;</div><div class="line"><a name="l00346"></a><span class="lineno"> 346</span>&#160;</div><div class="line"><a name="l00347"></a><span class="lineno"> 347</span>&#160; <span class="comment">/*</span></div><div class="line"><a name="l00348"></a><span class="lineno"> 348</span>&#160;<span class="comment"> Description:</span></div><div class="line"><a name="l00349"></a><span class="lineno"> 349</span>&#160;<span class="comment"> Quickly determine if the shortest distance from</span></div><div class="line"><a name="l00350"></a><span class="lineno"> 350</span>&#160;<span class="comment"> the point P to the bounding box is greater than d.</span></div><div class="line"><a name="l00351"></a><span class="lineno"> 351</span>&#160;<span class="comment"> Parameters:</span></div><div class="line"><a name="l00352"></a><span class="lineno"> 352</span>&#160;<span class="comment"> d - [in] distance (&gt; 0.0)</span></div><div class="line"><a name="l00353"></a><span class="lineno"> 353</span>&#160;<span class="comment"> P - [in] </span></div><div class="line"><a name="l00354"></a><span class="lineno"> 354</span>&#160;<span class="comment"> Returns:</span></div><div class="line"><a name="l00355"></a><span class="lineno"> 355</span>&#160;<span class="comment"> True if if the shortest distance from the point P</span></div><div class="line"><a name="l00356"></a><span class="lineno"> 356</span>&#160;<span class="comment"> to the bounding box is greater than d. </span></div><div class="line"><a name="l00357"></a><span class="lineno"> 357</span>&#160;<span class="comment"> */</span></div><div class="line"><a name="l00358"></a><span class="lineno"> 358</span>&#160; <span class="keywordtype">bool</span> IsFartherThan( <span class="keywordtype">double</span> d, const ON_3dPoint&amp; P ) const;</div><div class="line"><a name="l00359"></a><span class="lineno"> 359</span>&#160;</div><div class="line"><a name="l00360"></a><span class="lineno"> 360</span>&#160; <span class="comment">/*</span></div><div class="line"><a name="l00361"></a><span class="lineno"> 361</span>&#160;<span class="comment"> Description:</span></div><div class="line"><a name="l00362"></a><span class="lineno"> 362</span>&#160;<span class="comment"> Quickly determine if the shortest distance from the line</span></div><div class="line"><a name="l00363"></a><span class="lineno"> 363</span>&#160;<span class="comment"> to the bounding box is greater than d.</span></div><div class="line"><a name="l00364"></a><span class="lineno"> 364</span>&#160;<span class="comment"> Parameters:</span></div><div class="line"><a name="l00365"></a><span class="lineno"> 365</span>&#160;<span class="comment"> d - [in] distance (&gt; 0.0)</span></div><div class="line"><a name="l00366"></a><span class="lineno"> 366</span>&#160;<span class="comment"> line - [in] </span></div><div class="line"><a name="l00367"></a><span class="lineno"> 367</span>&#160;<span class="comment"> Returns:</span></div><div class="line"><a name="l00368"></a><span class="lineno"> 368</span>&#160;<span class="comment"> True if the shortest distance from the line</span></div><div class="line"><a name="l00369"></a><span class="lineno"> 369</span>&#160;<span class="comment"> to the bounding box is greater than d. It is not the</span></div><div class="line"><a name="l00370"></a><span class="lineno"> 370</span>&#160;<span class="comment"> case that false means that the shortest distance</span></div><div class="line"><a name="l00371"></a><span class="lineno"> 371</span>&#160;<span class="comment"> is less than or equal to d.</span></div><div class="line"><a name="l00372"></a><span class="lineno"> 372</span>&#160;<span class="comment"> */</span></div><div class="line"><a name="l00373"></a><span class="lineno"> 373</span>&#160; <span class="keywordtype">bool</span> IsFartherThan( <span class="keywordtype">double</span> d, const <a class="code" href="../../d4/d6f/class_o_n___line.html">ON_Line</a>&amp; line ) const;</div><div class="line"><a name="l00374"></a><span class="lineno"> 374</span>&#160;</div><div class="line"><a name="l00375"></a><span class="lineno"> 375</span>&#160; <span class="comment">/*</span></div><div class="line"><a name="l00376"></a><span class="lineno"> 376</span>&#160;<span class="comment"> Description:</span></div><div class="line"><a name="l00377"></a><span class="lineno"> 377</span>&#160;<span class="comment"> Quickly determine if the shortest distance from the plane</span></div><div class="line"><a name="l00378"></a><span class="lineno"> 378</span>&#160;<span class="comment"> to the bounding box is greater than d.</span></div><div class="line"><a name="l00379"></a><span class="lineno"> 379</span>&#160;<span class="comment"> Parameters:</span></div><div class="line"><a name="l00380"></a><span class="lineno"> 380</span>&#160;<span class="comment"> d - [in] distance (&gt; 0.0)</span></div><div class="line"><a name="l00381"></a><span class="lineno"> 381</span>&#160;<span class="comment"> plane - [in] </span></div><div class="line"><a name="l00382"></a><span class="lineno"> 382</span>&#160;<span class="comment"> Returns:</span></div><div class="line"><a name="l00383"></a><span class="lineno"> 383</span>&#160;<span class="comment"> True if the shortest distance from the plane</span></div><div class="line"><a name="l00384"></a><span class="lineno"> 384</span>&#160;<span class="comment"> to the bounding box is greater than d, and false</span></div><div class="line"><a name="l00385"></a><span class="lineno"> 385</span>&#160;<span class="comment"> if the shortest distance is less than or equal to d.</span></div><div class="line"><a name="l00386"></a><span class="lineno"> 386</span>&#160;<span class="comment"> */</span></div><div class="line"><a name="l00387"></a><span class="lineno"> 387</span>&#160; <span class="keywordtype">bool</span> IsFartherThan( <span class="keywordtype">double</span> d, const <a class="code" href="../../d4/d48/class_o_n___plane.html">ON_Plane</a>&amp; plane ) const;</div><div class="line"><a name="l00388"></a><span class="lineno"> 388</span>&#160;</div><div class="line"><a name="l00389"></a><span class="lineno"> 389</span>&#160; <span class="comment">/*</span></div><div class="line"><a name="l00390"></a><span class="lineno"> 390</span>&#160;<span class="comment"> Description:</span></div><div class="line"><a name="l00391"></a><span class="lineno"> 391</span>&#160;<span class="comment"> Quickly determine if the shortest distance from the plane</span></div><div class="line"><a name="l00392"></a><span class="lineno"> 392</span>&#160;<span class="comment"> to the bounding box is greater than d.</span></div><div class="line"><a name="l00393"></a><span class="lineno"> 393</span>&#160;<span class="comment"> Parameters:</span></div><div class="line"><a name="l00394"></a><span class="lineno"> 394</span>&#160;<span class="comment"> d - [in] distance (&gt; 0.0)</span></div><div class="line"><a name="l00395"></a><span class="lineno"> 395</span>&#160;<span class="comment"> plane_equation - [in] (the first three coefficients </span></div><div class="line"><a name="l00396"></a><span class="lineno"> 396</span>&#160;<span class="comment"> are assumed to be a unit vector.</span></div><div class="line"><a name="l00397"></a><span class="lineno"> 397</span>&#160;<span class="comment"> If not, adjust your d accordingly.)</span></div><div class="line"><a name="l00398"></a><span class="lineno"> 398</span>&#160;<span class="comment"> Returns:</span></div><div class="line"><a name="l00399"></a><span class="lineno"> 399</span>&#160;<span class="comment"> True if the shortest distance from the plane</span></div><div class="line"><a name="l00400"></a><span class="lineno"> 400</span>&#160;<span class="comment"> to the bounding box is greater than d, and false</span></div><div class="line"><a name="l00401"></a><span class="lineno"> 401</span>&#160;<span class="comment"> if the shortest distance is less than or equal to d.</span></div><div class="line"><a name="l00402"></a><span class="lineno"> 402</span>&#160;<span class="comment"> */</span></div><div class="line"><a name="l00403"></a><span class="lineno"> 403</span>&#160; <span class="keywordtype">bool</span> IsFartherThan( <span class="keywordtype">double</span> d, const <a class="code" href="../../dd/d89/class_o_n___plane_equation.html">ON_PlaneEquation</a>&amp; plane_equation ) const;</div><div class="line"><a name="l00404"></a><span class="lineno"> 404</span>&#160;</div><div class="line"><a name="l00405"></a><span class="lineno"> 405</span>&#160; <span class="comment">/*</span></div><div class="line"><a name="l00406"></a><span class="lineno"> 406</span>&#160;<span class="comment"> Description:</span></div><div class="line"><a name="l00407"></a><span class="lineno"> 407</span>&#160;<span class="comment"> Quickly determine if the shortest distance this bounding</span></div><div class="line"><a name="l00408"></a><span class="lineno"> 408</span>&#160;<span class="comment"> box to another bounding box is greater than d.</span></div><div class="line"><a name="l00409"></a><span class="lineno"> 409</span>&#160;<span class="comment"> Parameters:</span></div><div class="line"><a name="l00410"></a><span class="lineno"> 410</span>&#160;<span class="comment"> d - [in] distance (&gt; 0.0)</span></div><div class="line"><a name="l00411"></a><span class="lineno"> 411</span>&#160;<span class="comment"> other - [in] other bounding box</span></div><div class="line"><a name="l00412"></a><span class="lineno"> 412</span>&#160;<span class="comment"> Returns:</span></div><div class="line"><a name="l00413"></a><span class="lineno"> 413</span>&#160;<span class="comment"> True if if the shortest distance from this bounding</span></div><div class="line"><a name="l00414"></a><span class="lineno"> 414</span>&#160;<span class="comment"> box to the other bounding box is greater than d. </span></div><div class="line"><a name="l00415"></a><span class="lineno"> 415</span>&#160;<span class="comment"> */</span></div><div class="line"><a name="l00416"></a><span class="lineno"> 416</span>&#160; <span class="keywordtype">bool</span> IsFartherThan( <span class="keywordtype">double</span> d, const <a class="code" href="../../d1/d17/class_o_n___bounding_box.html">ON_BoundingBox</a>&amp; other ) const;</div><div class="line"><a name="l00417"></a><span class="lineno"> 417</span>&#160;</div><div class="line"><a name="l00418"></a><span class="lineno"> 418</span>&#160;</div><div class="line"><a name="l00419"></a><span class="lineno"> 419</span>&#160; <span class="comment">// Description:</span></div><div class="line"><a name="l00420"></a><span class="lineno"> 420</span>&#160; <span class="comment">// Get point in a bounding box that is closest to a line</span></div><div class="line"><a name="l00421"></a><span class="lineno"> 421</span>&#160; <span class="comment">// segment.</span></div><div class="line"><a name="l00422"></a><span class="lineno"> 422</span>&#160; <span class="comment">// Parameters:</span></div><div class="line"><a name="l00423"></a><span class="lineno"> 423</span>&#160; <span class="comment">// line - [in] line segment</span></div><div class="line"><a name="l00424"></a><span class="lineno"> 424</span>&#160; <span class="comment">// box_point - [out] point in box that is closest to line</span></div><div class="line"><a name="l00425"></a><span class="lineno"> 425</span>&#160; <span class="comment">// segment point at t0.</span></div><div class="line"><a name="l00426"></a><span class="lineno"> 426</span>&#160; <span class="comment">// t0 - [out] parameter of point on line that is closest to</span></div><div class="line"><a name="l00427"></a><span class="lineno"> 427</span>&#160; <span class="comment">// the box.</span></div><div class="line"><a name="l00428"></a><span class="lineno"> 428</span>&#160; <span class="comment">// t1 - [out] parameter of point on line that is closest to</span></div><div class="line"><a name="l00429"></a><span class="lineno"> 429</span>&#160; <span class="comment">// the box.</span></div><div class="line"><a name="l00430"></a><span class="lineno"> 430</span>&#160; <span class="comment">// Returns:</span></div><div class="line"><a name="l00431"></a><span class="lineno"> 431</span>&#160; <span class="comment">// 3 success - line segments intersects box in a segment</span></div><div class="line"><a name="l00432"></a><span class="lineno"> 432</span>&#160; <span class="comment">// from line(t0) to line(t1) (t0 &lt; t1)</span></div><div class="line"><a name="l00433"></a><span class="lineno"> 433</span>&#160; <span class="comment">// 2 success - line segments intersects box in a single point</span></div><div class="line"><a name="l00434"></a><span class="lineno"> 434</span>&#160; <span class="comment">// at line(t0) (t0==t1)</span></div><div class="line"><a name="l00435"></a><span class="lineno"> 435</span>&#160; <span class="comment">// 1 success - line segment does not intersect box. Closest</span></div><div class="line"><a name="l00436"></a><span class="lineno"> 436</span>&#160; <span class="comment">// point on the line is at line(t0) (t0==t1)</span></div><div class="line"><a name="l00437"></a><span class="lineno"> 437</span>&#160; <span class="comment">// 0 failure - box is invalid.</span></div><div class="line"><a name="l00438"></a><span class="lineno"> 438</span>&#160; <span class="comment">// Remarks:</span></div><div class="line"><a name="l00439"></a><span class="lineno"> 439</span>&#160; <span class="comment">// The box is treated as a solid box. If the intersection</span></div><div class="line"><a name="l00440"></a><span class="lineno"> 440</span>&#160; <span class="comment">// of the line segment, then 3 is returned.</span></div><div class="line"><a name="l00441"></a><span class="lineno"> 441</span>&#160; <span class="keywordtype">int</span> GetClosestPoint( </div><div class="line"><a name="l00442"></a><span class="lineno"> 442</span>&#160; const <a class="code" href="../../d4/d6f/class_o_n___line.html">ON_Line</a>&amp;, <span class="comment">// line</span></div><div class="line"><a name="l00443"></a><span class="lineno"> 443</span>&#160; ON_3dPoint&amp;, <span class="comment">// box_point</span></div><div class="line"><a name="l00444"></a><span class="lineno"> 444</span>&#160; <span class="keywordtype">double</span>*, <span class="comment">// t0</span></div><div class="line"><a name="l00445"></a><span class="lineno"> 445</span>&#160; <span class="keywordtype">double</span>* <span class="comment">// t1</span></div><div class="line"><a name="l00446"></a><span class="lineno"> 446</span>&#160; ) const;</div><div class="line"><a name="l00447"></a><span class="lineno"> 447</span>&#160;<span class="comment"></span></div><div class="line"><a name="l00448"></a><span class="lineno"> 448</span>&#160;<span class="comment"> //////////</span></div><div class="line"><a name="l00449"></a><span class="lineno"> 449</span>&#160;<span class="comment"></span> <span class="comment">// Get points on bounding boxes that are closest to each other.</span></div><div class="line"><a name="l00450"></a><span class="lineno"> 450</span>&#160; <span class="comment">// If the boxes intersect, then the point at the centroid of the</span></div><div class="line"><a name="l00451"></a><span class="lineno"> 451</span>&#160; <span class="comment">// intersection is returned for both points.</span></div><div class="line"><a name="l00452"></a><span class="lineno"> 452</span>&#160; <span class="keywordtype">bool</span> GetClosestPoint( </div><div class="line"><a name="l00453"></a><span class="lineno"> 453</span>&#160; const <a class="code" href="../../d1/d17/class_o_n___bounding_box.html">ON_BoundingBox</a>&amp;, <span class="comment">// &quot;other&quot; bounding box</span></div><div class="line"><a name="l00454"></a><span class="lineno"> 454</span>&#160; ON_3dPoint&amp;, <span class="comment">// point on &quot;this&quot; box that is closest to &quot;other&quot; box</span></div><div class="line"><a name="l00455"></a><span class="lineno"> 455</span>&#160; ON_3dPoint&amp; <span class="comment">// point on &quot;other&quot; box that is closest to &quot;this&quot; box</span></div><div class="line"><a name="l00456"></a><span class="lineno"> 456</span>&#160; ) const;</div><div class="line"><a name="l00457"></a><span class="lineno"> 457</span>&#160;<span class="comment"></span></div><div class="line"><a name="l00458"></a><span class="lineno"> 458</span>&#160;<span class="comment"> //////////</span></div><div class="line"><a name="l00459"></a><span class="lineno"> 459</span>&#160;<span class="comment"></span> <span class="comment">// Point on the box that is farthest from the test_point.</span></div><div class="line"><a name="l00460"></a><span class="lineno"> 460</span>&#160; ON_3dPoint FarPoint( </div><div class="line"><a name="l00461"></a><span class="lineno"> 461</span>&#160; const ON_3dPoint&amp; <span class="comment">// test_point</span></div><div class="line"><a name="l00462"></a><span class="lineno"> 462</span>&#160; ) const;</div><div class="line"><a name="l00463"></a><span class="lineno"> 463</span>&#160;<span class="comment"></span></div><div class="line"><a name="l00464"></a><span class="lineno"> 464</span>&#160;<span class="comment"> //////////</span></div><div class="line"><a name="l00465"></a><span class="lineno"> 465</span>&#160;<span class="comment"></span> <span class="comment">// Get points on bounding boxes that are farthest from each other.</span></div><div class="line"><a name="l00466"></a><span class="lineno"> 466</span>&#160; <span class="keywordtype">bool</span> GetFarPoint( </div><div class="line"><a name="l00467"></a><span class="lineno"> 467</span>&#160; const ON_BoundingBox&amp;, <span class="comment">// &quot;other&quot; bounding box</span></div><div class="line"><a name="l00468"></a><span class="lineno"> 468</span>&#160; ON_3dPoint&amp;, <span class="comment">// point on &quot;this&quot; box that is farthest from &quot;other&quot; box</span></div><div class="line"><a name="l00469"></a><span class="lineno"> 469</span>&#160; ON_3dPoint&amp; <span class="comment">// point on &quot;other&quot; box that is farthest from &quot;this&quot; box</span></div><div class="line"><a name="l00470"></a><span class="lineno"> 470</span>&#160; ) const;</div><div class="line"><a name="l00471"></a><span class="lineno"> 471</span>&#160;</div><div class="line"><a name="l00472"></a><span class="lineno"> 472</span>&#160; <span class="comment">/* </span></div><div class="line"><a name="l00473"></a><span class="lineno"> 473</span>&#160;<span class="comment"> Description:</span></div><div class="line"><a name="l00474"></a><span class="lineno"> 474</span>&#160;<span class="comment"> Intersect this with other_bbox and save intersection in this.</span></div><div class="line"><a name="l00475"></a><span class="lineno"> 475</span>&#160;<span class="comment"> Parameters:</span></div><div class="line"><a name="l00476"></a><span class="lineno"> 476</span>&#160;<span class="comment"> other_bbox - [in]</span></div><div class="line"><a name="l00477"></a><span class="lineno"> 477</span>&#160;<span class="comment"> Returns:</span></div><div class="line"><a name="l00478"></a><span class="lineno"> 478</span>&#160;<span class="comment"> True if this-intesect-other_bbox is a non-empty valid bounding box</span></div><div class="line"><a name="l00479"></a><span class="lineno"> 479</span>&#160;<span class="comment"> and this is set. False if the intersection is empty, in which case</span></div><div class="line"><a name="l00480"></a><span class="lineno"> 480</span>&#160;<span class="comment"> &quot;this&quot; is set to an invalid bounding box.</span></div><div class="line"><a name="l00481"></a><span class="lineno"> 481</span>&#160;<span class="comment"> Remarks:</span></div><div class="line"><a name="l00482"></a><span class="lineno"> 482</span>&#160;<span class="comment"> If &quot;this&quot; or other_bbox is invalid, they are treated as</span></div><div class="line"><a name="l00483"></a><span class="lineno"> 483</span>&#160;<span class="comment"> the empty set, and false is returned.</span></div><div class="line"><a name="l00484"></a><span class="lineno"> 484</span>&#160;<span class="comment"> */</span></div><div class="line"><a name="l00485"></a><span class="lineno"> 485</span>&#160; <span class="keywordtype">bool</span> Intersection(</div><div class="line"><a name="l00486"></a><span class="lineno"> 486</span>&#160; const ON_BoundingBox&amp; other_bbox</div><div class="line"><a name="l00487"></a><span class="lineno"> 487</span>&#160; );</div><div class="line"><a name="l00488"></a><span class="lineno"> 488</span>&#160;</div><div class="line"><a name="l00489"></a><span class="lineno"> 489</span>&#160; <span class="comment">/* </span></div><div class="line"><a name="l00490"></a><span class="lineno"> 490</span>&#160;<span class="comment"> Description:</span></div><div class="line"><a name="l00491"></a><span class="lineno"> 491</span>&#160;<span class="comment"> Set &quot;this&quot; to the intersection of bbox_A and bbox_B.</span></div><div class="line"><a name="l00492"></a><span class="lineno"> 492</span>&#160;<span class="comment"> Parameters:</span></div><div class="line"><a name="l00493"></a><span class="lineno"> 493</span>&#160;<span class="comment"> bbox_A - [in] </span></div><div class="line"><a name="l00494"></a><span class="lineno"> 494</span>&#160;<span class="comment"> bbox_B - [in]</span></div><div class="line"><a name="l00495"></a><span class="lineno"> 495</span>&#160;<span class="comment"> Returns:</span></div><div class="line"><a name="l00496"></a><span class="lineno"> 496</span>&#160;<span class="comment"> True if the &quot;this&quot; is a non-empty valid bounding box.</span></div><div class="line"><a name="l00497"></a><span class="lineno"> 497</span>&#160;<span class="comment"> False if the intersection is empty, in which case</span></div><div class="line"><a name="l00498"></a><span class="lineno"> 498</span>&#160;<span class="comment"> &quot;this&quot; is set to an invalid bounding box.</span></div><div class="line"><a name="l00499"></a><span class="lineno"> 499</span>&#160;<span class="comment"> Remarks:</span></div><div class="line"><a name="l00500"></a><span class="lineno"> 500</span>&#160;<span class="comment"> If bbox_A or bbox_B is invalid, they are treated as</span></div><div class="line"><a name="l00501"></a><span class="lineno"> 501</span>&#160;<span class="comment"> the empty set, and false is returned.</span></div><div class="line"><a name="l00502"></a><span class="lineno"> 502</span>&#160;<span class="comment"> */</span></div><div class="line"><a name="l00503"></a><span class="lineno"> 503</span>&#160; <span class="keywordtype">bool</span> Intersection( <span class="comment">// this = intersection of two args</span></div><div class="line"><a name="l00504"></a><span class="lineno"> 504</span>&#160; const ON_BoundingBox&amp; bbox_A, </div><div class="line"><a name="l00505"></a><span class="lineno"> 505</span>&#160; const ON_BoundingBox&amp; bbox_B</div><div class="line"><a name="l00506"></a><span class="lineno"> 506</span>&#160; );</div><div class="line"><a name="l00507"></a><span class="lineno"> 507</span>&#160;</div><div class="line"><a name="l00508"></a><span class="lineno"> 508</span>&#160; <span class="keywordtype">bool</span> Intersection( <span class="comment">//Returns true when intersect is non-empty. </span></div><div class="line"><a name="l00509"></a><span class="lineno"> 509</span>&#160; const ON_Line&amp;, <span class="comment">//Infinite Line segment to intersect with </span></div><div class="line"><a name="l00510"></a><span class="lineno"> 510</span>&#160; <span class="keywordtype">double</span>* =<span class="keywordtype">nullptr</span> , <span class="comment">// t0 parameter of first intersection point</span></div><div class="line"><a name="l00511"></a><span class="lineno"> 511</span>&#160; <span class="keywordtype">double</span>* =<span class="keywordtype">nullptr</span> <span class="comment">// t1 parameter of last intersection point (t0&lt;=t1) </span></div><div class="line"><a name="l00512"></a><span class="lineno"> 512</span>&#160; ) const; </div><div class="line"><a name="l00513"></a><span class="lineno"> 513</span>&#160;</div><div class="line"><a name="l00514"></a><span class="lineno"> 514</span>&#160; <span class="comment">/* </span></div><div class="line"><a name="l00515"></a><span class="lineno"> 515</span>&#160;<span class="comment"> Description:</span></div><div class="line"><a name="l00516"></a><span class="lineno"> 516</span>&#160;<span class="comment"> Test a box to see if it is contained in this box.</span></div><div class="line"><a name="l00517"></a><span class="lineno"> 517</span>&#160;<span class="comment"> Parameters:</span></div><div class="line"><a name="l00518"></a><span class="lineno"> 518</span>&#160;<span class="comment"> other - [in] box to test</span></div><div class="line"><a name="l00519"></a><span class="lineno"> 519</span>&#160;<span class="comment"> bProperSubSet - [in] if true, then the test is for a proper inclusion.</span></div><div class="line"><a name="l00520"></a><span class="lineno"> 520</span>&#160;<span class="comment"> Returns:</span></div><div class="line"><a name="l00521"></a><span class="lineno"> 521</span>&#160;<span class="comment"> If bProperSubSet is false, then the result is true when</span></div><div class="line"><a name="l00522"></a><span class="lineno"> 522</span>&#160;<span class="comment"> this-&gt;m_min[i] &lt;= other.m_min[i] and other.m_max[i] &lt;= this-&gt;m_max[i].</span></div><div class="line"><a name="l00523"></a><span class="lineno"> 523</span>&#160;<span class="comment"> for i=0,1 and 2.</span></div><div class="line"><a name="l00524"></a><span class="lineno"> 524</span>&#160;<span class="comment"> If bProperSubSet is true, then the result is true when</span></div><div class="line"><a name="l00525"></a><span class="lineno"> 525</span>&#160;<span class="comment"> the above condition is true and at least one of the inequalities is strict.</span></div><div class="line"><a name="l00526"></a><span class="lineno"> 526</span>&#160;<span class="comment"> */</span></div><div class="line"><a name="l00527"></a><span class="lineno"> 527</span>&#160; <span class="keywordtype">bool</span> Includes( </div><div class="line"><a name="l00528"></a><span class="lineno"> 528</span>&#160; const ON_BoundingBox&amp; other,</div><div class="line"><a name="l00529"></a><span class="lineno"> 529</span>&#160; <span class="keywordtype">bool</span> bProperSubSet = false</div><div class="line"><a name="l00530"></a><span class="lineno"> 530</span>&#160; ) const;</div><div class="line"><a name="l00531"></a><span class="lineno"> 531</span>&#160;</div><div class="line"><a name="l00532"></a><span class="lineno"> 532</span>&#160; <span class="keywordtype">double</span> Volume() const;</div><div class="line"><a name="l00533"></a><span class="lineno"> 533</span>&#160;</div><div class="line"><a name="l00534"></a><span class="lineno"> 534</span>&#160; <span class="keywordtype">double</span> Area() const;</div><div class="line"><a name="l00535"></a><span class="lineno"> 535</span>&#160;</div><div class="line"><a name="l00536"></a><span class="lineno"> 536</span>&#160; <span class="comment">// Union() returns true if union is not empty.</span></div><div class="line"><a name="l00537"></a><span class="lineno"> 537</span>&#160; <span class="comment">// Invalid boxes are treated as the empty set.</span></div><div class="line"><a name="l00538"></a><span class="lineno"> 538</span>&#160; <span class="keywordtype">bool</span> Union( <span class="comment">// this = this union arg</span></div><div class="line"><a name="l00539"></a><span class="lineno"> 539</span>&#160; const ON_BoundingBox&amp;</div><div class="line"><a name="l00540"></a><span class="lineno"> 540</span>&#160; );</div><div class="line"><a name="l00541"></a><span class="lineno"> 541</span>&#160;</div><div class="line"><a name="l00542"></a><span class="lineno"> 542</span>&#160; <span class="keywordtype">bool</span> Union( <span class="comment">// this = union of two args</span></div><div class="line"><a name="l00543"></a><span class="lineno"> 543</span>&#160; const ON_BoundingBox&amp;, </div><div class="line"><a name="l00544"></a><span class="lineno"> 544</span>&#160; const ON_BoundingBox&amp;</div><div class="line"><a name="l00545"></a><span class="lineno"> 545</span>&#160; );</div><div class="line"><a name="l00546"></a><span class="lineno"><a class="line" href="../../d1/d17/class_o_n___bounding_box.html#a7311d8f4f7c612e15cbcbb145f552bcc"> 546</a></span>&#160; </div><div class="line"><a name="l00547"></a><span class="lineno"><a class="line" href="../../d1/d17/class_o_n___bounding_box.html#ad2bad56fc4099ef6b628e9389d68c97e"> 547</a></span>&#160; <span class="comment">/* </span></div><div class="line"><a name="l00548"></a><span class="lineno"> 548</span>&#160;<span class="comment"> Description:</span></div><div class="line"><a name="l00549"></a><span class="lineno"> 549</span>&#160;<span class="comment"> Test to see if &quot;this&quot; and other_bbox are disjoint (do not intersect).</span></div><div class="line"><a name="l00550"></a><span class="lineno"> 550</span>&#160;<span class="comment"> Parameters:</span></div><div class="line"><a name="l00551"></a><span class="lineno"> 551</span>&#160;<span class="comment"> other_bbox - [in]</span></div><div class="line"><a name="l00552"></a><span class="lineno"> 552</span>&#160;<span class="comment"> Returns:</span></div><div class="line"><a name="l00553"></a><span class="lineno"> 553</span>&#160;<span class="comment"> True if &quot;this&quot; and other_bbox are disjoint.</span></div><div class="line"><a name="l00554"></a><span class="lineno"> 554</span>&#160;<span class="comment"> Remarks:</span></div><div class="line"><a name="l00555"></a><span class="lineno"> 555</span>&#160;<span class="comment"> If &quot;this&quot; or other_bbox is invalid, then true is returned.</span></div><div class="line"><a name="l00556"></a><span class="lineno"> 556</span>&#160;<span class="comment"> */</span></div><div class="line"><a name="l00557"></a><span class="lineno"> 557</span>&#160; <span class="keywordtype">bool</span> IsDisjoint(</div><div class="line"><a name="l00558"></a><span class="lineno"> 558</span>&#160; const ON_BoundingBox&amp; other_bbox</div><div class="line"><a name="l00559"></a><span class="lineno"> 559</span>&#160; ) const;</div><div class="line"><a name="l00560"></a><span class="lineno"> 560</span>&#160;</div><div class="line"><a name="l00561"></a><span class="lineno"> 561</span>&#160; <span class="keywordtype">bool</span> SwapCoordinates( <span class="keywordtype">int</span>, <span class="keywordtype">int</span> );</div><div class="line"><a name="l00562"></a><span class="lineno"><a class="line" href="../../d5/da2/class_o_n___bounding_box_and_hash.html"> 562</a></span>&#160;</div><div class="line"><a name="l00563"></a><span class="lineno"> 563</span>&#160; ON_3dPoint m_min;</div><div class="line"><a name="l00564"></a><span class="lineno"> 564</span>&#160; ON_3dPoint m_max;</div><div class="line"><a name="l00565"></a><span class="lineno"> 565</span>&#160;};</div><div class="line"><a name="l00566"></a><span class="lineno"> 566</span>&#160;</div><div class="line"><a name="l00567"></a><span class="lineno"> 567</span>&#160;<span class="comment">/*</span></div><div class="line"><a name="l00568"></a><span class="lineno"> 568</span>&#160;<span class="comment">Returns:</span></div><div class="line"><a name="l00569"></a><span class="lineno"> 569</span>&#160;<span class="comment"> True if lhs and rhs are identical.</span></div><div class="line"><a name="l00570"></a><span class="lineno"> 570</span>&#160;<span class="comment">*/</span></div><div class="line"><a name="l00571"></a><span class="lineno"> 571</span>&#160;ON_DECL</div><div class="line"><a name="l00572"></a><span class="lineno"> 572</span>&#160;<span class="keywordtype">bool</span> operator==( const ON_BoundingBox&amp; lhs, const ON_BoundingBox&amp; rhs );</div><div class="line"><a name="l00573"></a><span class="lineno"> 573</span>&#160;</div><div class="line"><a name="l00574"></a><span class="lineno"> 574</span>&#160;<span class="comment">/*</span></div><div class="line"><a name="l00575"></a><span class="lineno"> 575</span>&#160;<span class="comment">Returns:</span></div><div class="line"><a name="l00576"></a><span class="lineno"> 576</span>&#160;<span class="comment"> True if lhs and rhs are not equal.</span></div><div class="line"><a name="l00577"></a><span class="lineno"> 577</span>&#160;<span class="comment">*/</span></div><div class="line"><a name="l00578"></a><span class="lineno"> 578</span>&#160;ON_DECL</div><div class="line"><a name="l00579"></a><span class="lineno"> 579</span>&#160;<span class="keywordtype">bool</span> operator!=( const ON_BoundingBox&amp; lhs, const ON_BoundingBox&amp; rhs );</div><div class="line"><a name="l00580"></a><span class="lineno"> 580</span>&#160;</div><div class="line"><a name="l00581"></a><span class="lineno"> 581</span>&#160;class ON_CLASS <a class="code" href="../../d5/da2/class_o_n___bounding_box_and_hash.html">ON_BoundingBoxAndHash</a></div><div class="line"><a name="l00582"></a><span class="lineno"> 582</span>&#160;{</div><div class="line"><a name="l00583"></a><span class="lineno"> 583</span>&#160;<span class="keyword">public</span>:</div><div class="line"><a name="l00584"></a><span class="lineno"> 584</span>&#160; ON_BoundingBoxAndHash() = <span class="keywordflow">default</span>;</div><div class="line"><a name="l00585"></a><span class="lineno"> 585</span>&#160; ~ON_BoundingBoxAndHash() = <span class="keywordflow">default</span>;</div><div class="line"><a name="l00586"></a><span class="lineno"> 586</span>&#160; ON_BoundingBoxAndHash(<span class="keyword">const</span> ON_BoundingBoxAndHash&amp;) = <span class="keywordflow">default</span>;</div><div class="line"><a name="l00587"></a><span class="lineno"> 587</span>&#160; ON_BoundingBoxAndHash&amp; operator=(<span class="keyword">const</span> ON_BoundingBoxAndHash&amp;) = <span class="keywordflow">default</span>;</div><div class="line"><a name="l00588"></a><span class="lineno"> 588</span>&#160;</div><div class="line"><a name="l00589"></a><span class="lineno"> 589</span>&#160;<span class="keyword">public</span>:</div><div class="line"><a name="l00590"></a><span class="lineno"> 590</span>&#160; <span class="comment">// This hash depends on the context and is a hash</span></div><div class="line"><a name="l00591"></a><span class="lineno"> 591</span>&#160; <span class="comment">// of the information used to calculte the bounding box.</span></div><div class="line"><a name="l00592"></a><span class="lineno"> 592</span>&#160; <span class="comment">// It is not the hash of the box values</span></div><div class="line"><a name="l00593"></a><span class="lineno"> 593</span>&#160;</div><div class="line"><a name="l00594"></a><span class="lineno"> 594</span>&#160; <span class="keywordtype">void</span> Set(</div><div class="line"><a name="l00595"></a><span class="lineno"> 595</span>&#160; <span class="keyword">const</span> ON_BoundingBox&amp; bbox,</div><div class="line"><a name="l00596"></a><span class="lineno"> 596</span>&#160; <span class="keyword">const</span> <a class="code" href="../../dd/ddf/class_o_n___s_h_a1___hash.html">ON_SHA1_Hash</a>&amp; hash</div><div class="line"><a name="l00597"></a><span class="lineno"> 597</span>&#160; );</div><div class="line"><a name="l00598"></a><span class="lineno"> 598</span>&#160;</div><div class="line"><a name="l00599"></a><span class="lineno"> 599</span>&#160; <span class="keyword">const</span> ON_BoundingBox&amp; BoundingBox() <span class="keyword">const</span>;</div><div class="line"><a name="l00600"></a><span class="lineno"> 600</span>&#160;</div><div class="line"><a name="l00601"></a><span class="lineno"> 601</span>&#160; <span class="keyword">const</span> <a class="code" href="../../dd/ddf/class_o_n___s_h_a1___hash.html">ON_SHA1_Hash</a>&amp; Hash() <span class="keyword">const</span>;</div><div class="line"><a name="l00602"></a><span class="lineno"> 602</span>&#160;</div><div class="line"><a name="l00603"></a><span class="lineno"> 603</span>&#160; <span class="comment">/*</span></div><div class="line"><a name="l00604"></a><span class="lineno"> 604</span>&#160;<span class="comment"> Returns:</span></div><div class="line"><a name="l00605"></a><span class="lineno"> 605</span>&#160;<span class="comment"> True if bounding box IsSet() is true and hash is not EmptyContentHash.</span></div><div class="line"><a name="l00606"></a><span class="lineno"><a class="line" href="../../df/dc9/class_o_n___bounding_box_cache.html"> 606</a></span>&#160;<span class="comment"> */</span></div><div class="line"><a name="l00607"></a><span class="lineno"> 607</span>&#160; <span class="keywordtype">bool</span> IsSet() <span class="keyword">const</span>;</div><div class="line"><a name="l00608"></a><span class="lineno"> 608</span>&#160;</div><div class="line"><a name="l00609"></a><span class="lineno"> 609</span>&#160; <span class="keywordtype">bool</span> Write(</div><div class="line"><a name="l00610"></a><span class="lineno"> 610</span>&#160; <span class="keyword">class</span> <a class="code" href="../../db/d16/class_o_n___binary_archive.html">ON_BinaryArchive</a>&amp; archive</div><div class="line"><a name="l00611"></a><span class="lineno"> 611</span>&#160; ) <span class="keyword">const</span>;</div><div class="line"><a name="l00612"></a><span class="lineno"> 612</span>&#160;</div><div class="line"><a name="l00613"></a><span class="lineno"> 613</span>&#160; <span class="keywordtype">bool</span> Read(</div><div class="line"><a name="l00614"></a><span class="lineno"> 614</span>&#160; <span class="keyword">class</span> <a class="code" href="../../db/d16/class_o_n___binary_archive.html">ON_BinaryArchive</a>&amp; archive</div><div class="line"><a name="l00615"></a><span class="lineno"> 615</span>&#160; );</div><div class="line"><a name="l00616"></a><span class="lineno"> 616</span>&#160;</div><div class="line"><a name="l00617"></a><span class="lineno"> 617</span>&#160; <span class="keyword">private</span>:</div><div class="line"><a name="l00618"></a><span class="lineno"> 618</span>&#160; ON_BoundingBox m_bbox = <a class="code" href="../../d1/d17/class_o_n___bounding_box.html#a0a5db2f185ab14187662f2a2341fb533">ON_BoundingBox::UnsetBoundingBox</a>;</div><div class="line"><a name="l00619"></a><span class="lineno"> 619</span>&#160; <a class="code" href="../../dd/ddf/class_o_n___s_h_a1___hash.html">ON_SHA1_Hash</a> m_hash = <a class="code" href="../../dd/ddf/class_o_n___s_h_a1___hash.html#a5fbd8257f1b9c3fdfc929d3869113924">ON_SHA1_Hash::EmptyContentHash</a>;</div><div class="line"><a name="l00620"></a><span class="lineno"> 620</span>&#160;};</div><div class="line"><a name="l00621"></a><span class="lineno"> 621</span>&#160;</div><div class="line"><a name="l00622"></a><span class="lineno"> 622</span>&#160;<span class="comment">/*</span></div><div class="line"><a name="l00623"></a><span class="lineno"> 623</span>&#160;<span class="comment">A class that caches 8 bounding box - hash pairs and keeps the most frequently</span></div><div class="line"><a name="l00624"></a><span class="lineno"> 624</span>&#160;<span class="comment">used bounding boxes.</span></div><div class="line"><a name="l00625"></a><span class="lineno"> 625</span>&#160;<span class="comment">*/</span></div><div class="line"><a name="l00626"></a><span class="lineno"> 626</span>&#160;<span class="keyword">class </span>ON_CLASS <a class="code" href="../../df/dc9/class_o_n___bounding_box_cache.html">ON_BoundingBoxCache</a></div><div class="line"><a name="l00627"></a><span class="lineno"> 627</span>&#160;{</div><div class="line"><a name="l00628"></a><span class="lineno"> 628</span>&#160;<span class="keyword">public</span>:</div><div class="line"><a name="l00629"></a><span class="lineno"> 629</span>&#160; <a class="code" href="../../df/dc9/class_o_n___bounding_box_cache.html">ON_BoundingBoxCache</a>() = <span class="keywordflow">default</span>;</div><div class="line"><a name="l00630"></a><span class="lineno"> 630</span>&#160; ~<a class="code" href="../../df/dc9/class_o_n___bounding_box_cache.html">ON_BoundingBoxCache</a>() = <span class="keywordflow">default</span>;</div><div class="line"><a name="l00631"></a><span class="lineno"> 631</span>&#160; <a class="code" href="../../df/dc9/class_o_n___bounding_box_cache.html">ON_BoundingBoxCache</a>(<span class="keyword">const</span> <a class="code" href="../../df/dc9/class_o_n___bounding_box_cache.html">ON_BoundingBoxCache</a>&amp;) = <span class="keywordflow">default</span>;</div><div class="line"><a name="l00632"></a><span class="lineno"> 632</span>&#160; <a class="code" href="../../df/dc9/class_o_n___bounding_box_cache.html">ON_BoundingBoxCache</a>&amp; operator=(<span class="keyword">const</span> <a class="code" href="../../df/dc9/class_o_n___bounding_box_cache.html">ON_BoundingBoxCache</a>&amp;) = <span class="keywordflow">default</span>;</div><div class="line"><a name="l00633"></a><span class="lineno"> 633</span>&#160;</div><div class="line"><a name="l00634"></a><span class="lineno"> 634</span>&#160;<span class="keyword">public</span>:</div><div class="line"><a name="l00635"></a><span class="lineno"> 635</span>&#160; <span class="comment">/*</span></div><div class="line"><a name="l00636"></a><span class="lineno"> 636</span>&#160;<span class="comment"> Description:</span></div><div class="line"><a name="l00637"></a><span class="lineno"> 637</span>&#160;<span class="comment"> Add a bounding box that can be found from a hash value.</span></div><div class="line"><a name="l00638"></a><span class="lineno"> 638</span>&#160;<span class="comment"> Parameters:</span></div><div class="line"><a name="l00639"></a><span class="lineno"> 639</span>&#160;<span class="comment"> bbox - [in]</span></div><div class="line"><a name="l00640"></a><span class="lineno"> 640</span>&#160;<span class="comment"> hash - [in]</span></div><div class="line"><a name="l00641"></a><span class="lineno"> 641</span>&#160;<span class="comment"> A hash of the information needed to create this bounding box.</span></div><div class="line"><a name="l00642"></a><span class="lineno"> 642</span>&#160;<span class="comment"> */</span></div><div class="line"><a name="l00643"></a><span class="lineno"> 643</span>&#160; <span class="keywordtype">void</span> AddBoundingBox(</div><div class="line"><a name="l00644"></a><span class="lineno"> 644</span>&#160; <span class="keyword">const</span> <a class="code" href="../../d1/d17/class_o_n___bounding_box.html">ON_BoundingBox</a>&amp; bbox,</div><div class="line"><a name="l00645"></a><span class="lineno"> 645</span>&#160; <span class="keyword">const</span> <a class="code" href="../../dd/ddf/class_o_n___s_h_a1___hash.html">ON_SHA1_Hash</a>&amp; hash</div><div class="line"><a name="l00646"></a><span class="lineno"> 646</span>&#160; );</div><div class="line"><a name="l00647"></a><span class="lineno"> 647</span>&#160;</div><div class="line"><a name="l00648"></a><span class="lineno"> 648</span>&#160; <span class="keywordtype">void</span> AddBoundingBox(</div><div class="line"><a name="l00649"></a><span class="lineno"> 649</span>&#160; <span class="keyword">const</span> <a class="code" href="../../d5/da2/class_o_n___bounding_box_and_hash.html">ON_BoundingBoxAndHash</a>&amp; bbox_and_hash</div><div class="line"><a name="l00650"></a><span class="lineno"> 650</span>&#160; );</div><div class="line"><a name="l00651"></a><span class="lineno"> 651</span>&#160;</div><div class="line"><a name="l00652"></a><span class="lineno"> 652</span>&#160; <span class="comment">/*</span></div><div class="line"><a name="l00653"></a><span class="lineno"> 653</span>&#160;<span class="comment"> Description:</span></div><div class="line"><a name="l00654"></a><span class="lineno"> 654</span>&#160;<span class="comment"> Get a cached bounding box.</span></div><div class="line"><a name="l00655"></a><span class="lineno"> 655</span>&#160;<span class="comment"> Parameters:</span></div><div class="line"><a name="l00656"></a><span class="lineno"> 656</span>&#160;<span class="comment"> hash - [in]</span></div><div class="line"><a name="l00657"></a><span class="lineno"> 657</span>&#160;<span class="comment"> bbox - [out]</span></div><div class="line"><a name="l00658"></a><span class="lineno"> 658</span>&#160;<span class="comment"> If the hash identifies a bounding box in the cache, then</span></div><div class="line"><a name="l00659"></a><span class="lineno"> 659</span>&#160;<span class="comment"> that bounding box is returned. Otherwise ON_BoundingBox::NanBoundingBox</span></div><div class="line"><a name="l00660"></a><span class="lineno"> 660</span>&#160;<span class="comment"> is returned.</span></div><div class="line"><a name="l00661"></a><span class="lineno"> 661</span>&#160;<span class="comment"> Returns:</span></div><div class="line"><a name="l00662"></a><span class="lineno"> 662</span>&#160;<span class="comment"> true - cached bounding box returned</span></div><div class="line"><a name="l00663"></a><span class="lineno"> 663</span>&#160;<span class="comment"> false - bounding box not in cache.</span></div><div class="line"><a name="l00664"></a><span class="lineno"> 664</span>&#160;<span class="comment"> */</span></div><div class="line"><a name="l00665"></a><span class="lineno"> 665</span>&#160; <span class="keywordtype">bool</span> GetBoundingBox(</div><div class="line"><a name="l00666"></a><span class="lineno"> 666</span>&#160; <span class="keyword">const</span> <a class="code" href="../../dd/ddf/class_o_n___s_h_a1___hash.html">ON_SHA1_Hash</a>&amp; hash,</div><div class="line"><a name="l00667"></a><span class="lineno"> 667</span>&#160; <a class="code" href="../../d1/d17/class_o_n___bounding_box.html">ON_BoundingBox</a>&amp; bbox</div><div class="line"><a name="l00668"></a><span class="lineno"> 668</span>&#160; ) <span class="keyword">const</span>;</div><div class="line"><a name="l00669"></a><span class="lineno"> 669</span>&#160;</div><div class="line"><a name="l00670"></a><span class="lineno"> 670</span>&#160; <span class="comment">/*</span></div><div class="line"><a name="l00671"></a><span class="lineno"> 671</span>&#160;<span class="comment"> Description:</span></div><div class="line"><a name="l00672"></a><span class="lineno"> 672</span>&#160;<span class="comment"> Remove a bounding box that can be found from a hash value.</span></div><div class="line"><a name="l00673"></a><span class="lineno"> 673</span>&#160;<span class="comment"> Parameters:</span></div><div class="line"><a name="l00674"></a><span class="lineno"> 674</span>&#160;<span class="comment"> hash - [in]</span></div><div class="line"><a name="l00675"></a><span class="lineno"> 675</span>&#160;<span class="comment"> Returns:</span></div><div class="line"><a name="l00676"></a><span class="lineno"> 676</span>&#160;<span class="comment"> true - hash was in the cache and removed.</span></div><div class="line"><a name="l00677"></a><span class="lineno"> 677</span>&#160;<span class="comment"> false - hash was not in the cache.</span></div><div class="line"><a name="l00678"></a><span class="lineno"> 678</span>&#160;<span class="comment"> Remarks:</span></div><div class="line"><a name="l00679"></a><span class="lineno"> 679</span>&#160;<span class="comment"> If the hash values you are using are correctly computed and include</span></div><div class="line"><a name="l00680"></a><span class="lineno"> 680</span>&#160;<span class="comment"> all information that the bouding box depends on, then</span></div><div class="line"><a name="l00681"></a><span class="lineno"> 681</span>&#160;<span class="comment"> you never need to remove bounding boxes. Unused ones will get</span></div><div class="line"><a name="l00682"></a><span class="lineno"> 682</span>&#160;<span class="comment"> removed as new ones are added.</span></div><div class="line"><a name="l00683"></a><span class="lineno"> 683</span>&#160;<span class="comment"> */</span></div><div class="line"><a name="l00684"></a><span class="lineno"> 684</span>&#160; <span class="keywordtype">bool</span> RemoveBoundingBox(</div><div class="line"><a name="l00685"></a><span class="lineno"> 685</span>&#160; <span class="keyword">const</span> <a class="code" href="../../dd/ddf/class_o_n___s_h_a1___hash.html">ON_SHA1_Hash</a>&amp; hash</div><div class="line"><a name="l00686"></a><span class="lineno"> 686</span>&#160; );</div><div class="line"><a name="l00687"></a><span class="lineno"> 687</span>&#160;</div><div class="line"><a name="l00688"></a><span class="lineno"> 688</span>&#160; <span class="comment">/*</span></div><div class="line"><a name="l00689"></a><span class="lineno"> 689</span>&#160;<span class="comment"> Description:</span></div><div class="line"><a name="l00690"></a><span class="lineno"> 690</span>&#160;<span class="comment"> Removes all bounding boxes.</span></div><div class="line"><a name="l00691"></a><span class="lineno"> 691</span>&#160;<span class="comment"> Remarks:</span></div><div class="line"><a name="l00692"></a><span class="lineno"> 692</span>&#160;<span class="comment"> If the hash values you are using are correctly computed and include</span></div><div class="line"><a name="l00693"></a><span class="lineno"> 693</span>&#160;<span class="comment"> all information that the bouding box depends on, then</span></div><div class="line"><a name="l00694"></a><span class="lineno"> 694</span>&#160;<span class="comment"> you never need to remove bounding boxes. Unused ones will get</span></div><div class="line"><a name="l00695"></a><span class="lineno"> 695</span>&#160;<span class="comment"> removed as new ones are added.</span></div><div class="line"><a name="l00696"></a><span class="lineno"> 696</span>&#160;<span class="comment"> If the hash does not include all information required to compute</span></div><div class="line"><a name="l00697"></a><span class="lineno"> 697</span>&#160;<span class="comment"> the bounding boxes, then call RemoveAllBoundingBoxes() when the</span></div><div class="line"><a name="l00698"></a><span class="lineno"> 698</span>&#160;<span class="comment"> non-hashed information changes.</span></div><div class="line"><a name="l00699"></a><span class="lineno"> 699</span>&#160;<span class="comment"> */</span></div><div class="line"><a name="l00700"></a><span class="lineno"> 700</span>&#160; <span class="keywordtype">void</span> RemoveAllBoundingBoxes();</div><div class="line"><a name="l00701"></a><span class="lineno"> 701</span>&#160;</div><div class="line"><a name="l00702"></a><span class="lineno"> 702</span>&#160; <span class="comment">/*</span></div><div class="line"><a name="l00703"></a><span class="lineno"> 703</span>&#160;<span class="comment"> Returns:</span></div><div class="line"><a name="l00704"></a><span class="lineno"> 704</span>&#160;<span class="comment"> Number of cached boxes.</span></div><div class="line"><a name="l00705"></a><span class="lineno"> 705</span>&#160;<span class="comment"> */</span></div><div class="line"><a name="l00706"></a><span class="lineno"> 706</span>&#160; <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> BoundingBoxCount() <span class="keyword">const</span>;</div><div class="line"><a name="l00707"></a><span class="lineno"> 707</span>&#160;</div><div class="line"><a name="l00708"></a><span class="lineno"> 708</span>&#160; <span class="keywordtype">bool</span> Write(</div><div class="line"><a name="l00709"></a><span class="lineno"> 709</span>&#160; <span class="keyword">class</span> <a class="code" href="../../db/d16/class_o_n___binary_archive.html">ON_BinaryArchive</a>&amp; archive</div><div class="line"><a name="l00710"></a><span class="lineno"> 710</span>&#160; ) <span class="keyword">const</span>;</div><div class="line"><a name="l00711"></a><span class="lineno"> 711</span>&#160;</div><div class="line"><a name="l00712"></a><span class="lineno"> 712</span>&#160; <span class="keywordtype">bool</span> Read(</div><div class="line"><a name="l00713"></a><span class="lineno"> 713</span>&#160; <span class="keyword">class</span> <a class="code" href="../../db/d16/class_o_n___binary_archive.html">ON_BinaryArchive</a>&amp; archive</div><div class="line"><a name="l00714"></a><span class="lineno"> 714</span>&#160; );</div><div class="line"><a name="l00715"></a><span class="lineno"> 715</span>&#160;</div><div class="line"><a name="l00716"></a><span class="lineno"> 716</span>&#160;<span class="keyword">private</span>:</div><div class="line"><a name="l00717"></a><span class="lineno"> 717</span>&#160; <span class="comment">// number of boxes set in m_cache[]</span></div><div class="line"><a name="l00718"></a><span class="lineno"> 718</span>&#160; <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> m_count = 0; </div><div class="line"><a name="l00719"></a><span class="lineno"> 719</span>&#160;</div><div class="line"><a name="l00720"></a><span class="lineno"> 720</span>&#160; <span class="comment">// capacity of m_cache[] - set when needed</span></div><div class="line"><a name="l00721"></a><span class="lineno"> 721</span>&#160; <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> m_capacity = 0;</div><div class="line"><a name="l00722"></a><span class="lineno"> 722</span>&#160;</div><div class="line"><a name="l00723"></a><span class="lineno"> 723</span>&#160; <span class="comment">// Bounding box cache. Most recently used boxes are first.</span></div><div class="line"><a name="l00724"></a><span class="lineno"> 724</span>&#160; <span class="keyword">mutable</span> <a class="code" href="../../d5/da2/class_o_n___bounding_box_and_hash.html">ON_BoundingBoxAndHash</a> m_cache[8];</div><div class="line"><a name="l00725"></a><span class="lineno"> 725</span>&#160;</div><div class="line"><a name="l00726"></a><span class="lineno"> 726</span>&#160; <span class="comment">/*</span></div><div class="line"><a name="l00727"></a><span class="lineno"> 727</span>&#160;<span class="comment"> Returns:</span></div><div class="line"><a name="l00728"></a><span class="lineno"> 728</span>&#160;<span class="comment"> m_cache[] array index of box with the hash.</span></div><div class="line"><a name="l00729"></a><span class="lineno"> 729</span>&#160;<span class="comment"> ON_UNSET_UINT_INDEX if hash is not present in m_cache[] array.</span></div><div class="line"><a name="l00730"></a><span class="lineno"> 730</span>&#160;<span class="comment"> */</span></div><div class="line"><a name="l00731"></a><span class="lineno"> 731</span>&#160; <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> Internal_CacheIndex(<span class="keyword">const</span> <a class="code" href="../../dd/ddf/class_o_n___s_h_a1___hash.html">ON_SHA1_Hash</a>&amp; hash) <span class="keyword">const</span>;</div><div class="line"><a name="l00732"></a><span class="lineno"> 732</span>&#160;};</div><div class="line"><a name="l00733"></a><span class="lineno"> 733</span>&#160;</div><div class="line"><a name="l00734"></a><span class="lineno"> 734</span>&#160;<span class="preprocessor">#if defined(ON_DLL_TEMPLATE)</span></div><div class="line"><a name="l00735"></a><span class="lineno"> 735</span>&#160;</div><div class="line"><a name="l00736"></a><span class="lineno"> 736</span>&#160;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&lt;ON_BoundingBox&gt;</a>;</div><div class="line"><a name="l00737"></a><span class="lineno"> 737</span>&#160;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&lt;ON_BoundingBoxAndHash&gt;</a>;</div><div class="line"><a name="l00738"></a><span class="lineno"> 738</span>&#160;</div><div class="line"><a name="l00739"></a><span class="lineno"> 739</span>&#160;<span class="preprocessor">#endif</span></div><div class="line"><a name="l00740"></a><span class="lineno"> 740</span>&#160;</div><div class="line"><a name="l00741"></a><span class="lineno"> 741</span>&#160;<span class="comment">/*</span></div><div class="line"><a name="l00742"></a><span class="lineno"> 742</span>&#160;<span class="comment">Description:</span></div><div class="line"><a name="l00743"></a><span class="lineno"> 743</span>&#160;<span class="comment"> Get a tight bounding box that contains the points.</span></div><div class="line"><a name="l00744"></a><span class="lineno"> 744</span>&#160;<span class="comment">Parameters:</span></div><div class="line"><a name="l00745"></a><span class="lineno"> 745</span>&#160;<span class="comment"> dim - [in] (&gt;=1)</span></div><div class="line"><a name="l00746"></a><span class="lineno"> 746</span>&#160;<span class="comment"> is_rat - [in] true if points are rational</span></div><div class="line"><a name="l00747"></a><span class="lineno"> 747</span>&#160;<span class="comment"> count - [in] number of points</span></div><div class="line"><a name="l00748"></a><span class="lineno"> 748</span>&#160;<span class="comment"> stride - [in] stride between points</span></div><div class="line"><a name="l00749"></a><span class="lineno"> 749</span>&#160;<span class="comment"> point_list - [in]</span></div><div class="line"><a name="l00750"></a><span class="lineno"> 750</span>&#160;<span class="comment"> bbox - [in/out]</span></div><div class="line"><a name="l00751"></a><span class="lineno"> 751</span>&#160;<span class="comment"> bGrowBox - [in] (default = false)</span></div><div class="line"><a name="l00752"></a><span class="lineno"> 752</span>&#160;<span class="comment"> If the input bbox is valid and bGrowBox is true,</span></div><div class="line"><a name="l00753"></a><span class="lineno"> 753</span>&#160;<span class="comment"> then the output bbox is the union of the input</span></div><div class="line"><a name="l00754"></a><span class="lineno"> 754</span>&#160;<span class="comment"> bbox and the bounding box of the point list.</span></div><div class="line"><a name="l00755"></a><span class="lineno"> 755</span>&#160;<span class="comment"> xform - [in] (default = nullptr)</span></div><div class="line"><a name="l00756"></a><span class="lineno"> 756</span>&#160;<span class="comment"> If not null, the bounding box of the transformed</span></div><div class="line"><a name="l00757"></a><span class="lineno"> 757</span>&#160;<span class="comment"> points is calculated. The points are not modified.</span></div><div class="line"><a name="l00758"></a><span class="lineno"> 758</span>&#160;<span class="comment">Returns:</span></div><div class="line"><a name="l00759"></a><span class="lineno"> 759</span>&#160;<span class="comment"> True if the output bbox is valid.</span></div><div class="line"><a name="l00760"></a><span class="lineno"> 760</span>&#160;<span class="comment">*/</span></div><div class="line"><a name="l00761"></a><span class="lineno"> 761</span>&#160;ON_DECL</div><div class="line"><a name="l00762"></a><span class="lineno"> 762</span>&#160;<span class="keywordtype">bool</span> ON_GetPointListBoundingBox(</div><div class="line"><a name="l00763"></a><span class="lineno"> 763</span>&#160; <span class="keywordtype">int</span> dim,</div><div class="line"><a name="l00764"></a><span class="lineno"> 764</span>&#160; <span class="keywordtype">bool</span> is_rat,</div><div class="line"><a name="l00765"></a><span class="lineno"> 765</span>&#160; <span class="keywordtype">int</span> count,</div><div class="line"><a name="l00766"></a><span class="lineno"> 766</span>&#160; <span class="keywordtype">int</span> stride,</div><div class="line"><a name="l00767"></a><span class="lineno"> 767</span>&#160; <span class="keyword">const</span> <span class="keywordtype">double</span>* point_list,</div><div class="line"><a name="l00768"></a><span class="lineno"> 768</span>&#160; <a class="code" href="../../d1/d17/class_o_n___bounding_box.html">ON_BoundingBox</a>&amp; bbox,</div><div class="line"><a name="l00769"></a><span class="lineno"> 769</span>&#160; <span class="keywordtype">int</span> bGrowBox = <span class="keyword">false</span>,</div><div class="line"><a name="l00770"></a><span class="lineno"> 770</span>&#160; <span class="keyword">const</span> <a class="code" href="../../d3/d13/class_o_n___xform.html">ON_Xform</a>* xform = 0</div><div class="line"><a name="l00771"></a><span class="lineno"> 771</span>&#160; );</div><div class="line"><a name="l00772"></a><span class="lineno"> 772</span>&#160;</div><div class="line"><a name="l00773"></a><span class="lineno"> 773</span>&#160;ON_DECL</div><div class="line"><a name="l00774"></a><span class="lineno"> 774</span>&#160;<span class="keywordtype">bool</span> ON_GetPointListBoundingBox(</div><div class="line"><a name="l00775"></a><span class="lineno"> 775</span>&#160; <span class="keywordtype">int</span> dim,</div><div class="line"><a name="l00776"></a><span class="lineno"> 776</span>&#160; <span class="keywordtype">bool</span> is_rat,</div><div class="line"><a name="l00777"></a><span class="lineno"> 777</span>&#160; <span class="keywordtype">int</span> count,</div><div class="line"><a name="l00778"></a><span class="lineno"> 778</span>&#160; <span class="keywordtype">int</span> stride,</div><div class="line"><a name="l00779"></a><span class="lineno"> 779</span>&#160; <span class="keyword">const</span> <span class="keywordtype">float</span>* point_list,</div><div class="line"><a name="l00780"></a><span class="lineno"> 780</span>&#160; <a class="code" href="../../d1/d17/class_o_n___bounding_box.html">ON_BoundingBox</a>&amp; bbox,</div><div class="line"><a name="l00781"></a><span class="lineno"> 781</span>&#160; <span class="keywordtype">int</span> bGrowBox = <span class="keyword">false</span>,</div><div class="line"><a name="l00782"></a><span class="lineno"> 782</span>&#160; <span class="keyword">const</span> <a class="code" href="../../d3/d13/class_o_n___xform.html">ON_Xform</a>* xform = 0</div><div class="line"><a name="l00783"></a><span class="lineno"> 783</span>&#160; );</div><div class="line"><a name="l00784"></a><span class="lineno"> 784</span>&#160;</div><div class="line"><a name="l00785"></a><span class="lineno"> 785</span>&#160;ON_DECL</div><div class="line"><a name="l00786"></a><span class="lineno"> 786</span>&#160;<span class="keywordtype">bool</span> ON_GetPointListBoundingBox(</div><div class="line"><a name="l00787"></a><span class="lineno"> 787</span>&#160; <span class="keywordtype">int</span> dim,</div><div class="line"><a name="l00788"></a><span class="lineno"> 788</span>&#160; <span class="keywordtype">bool</span> is_rat,</div><div class="line"><a name="l00789"></a><span class="lineno"> 789</span>&#160; <span class="keywordtype">int</span> count,</div><div class="line"><a name="l00790"></a><span class="lineno"> 790</span>&#160; <span class="keywordtype">int</span> stride,</div><div class="line"><a name="l00791"></a><span class="lineno"> 791</span>&#160; <span class="keyword">const</span> <span class="keywordtype">double</span>* point_list,</div><div class="line"><a name="l00792"></a><span class="lineno"> 792</span>&#160; <span class="keywordtype">double</span>* boxmin, <span class="comment">// min[dim]</span></div><div class="line"><a name="l00793"></a><span class="lineno"> 793</span>&#160; <span class="keywordtype">double</span>* boxmax, <span class="comment">// max[dim]</span></div><div class="line"><a name="l00794"></a><span class="lineno"> 794</span>&#160; <span class="keywordtype">int</span> bGrowBox</div><div class="line"><a name="l00795"></a><span class="lineno"> 795</span>&#160; );</div><div class="line"><a name="l00796"></a><span class="lineno"> 796</span>&#160;</div><div class="line"><a name="l00797"></a><span class="lineno"> 797</span>&#160;ON_DECL</div><div class="line"><a name="l00798"></a><span class="lineno"> 798</span>&#160;<a class="code" href="../../d1/d17/class_o_n___bounding_box.html">ON_BoundingBox</a> ON_PointListBoundingBox(</div><div class="line"><a name="l00799"></a><span class="lineno"> 799</span>&#160; <span class="keywordtype">int</span> dim,</div><div class="line"><a name="l00800"></a><span class="lineno"> 800</span>&#160; <span class="keywordtype">bool</span> is_rat,</div><div class="line"><a name="l00801"></a><span class="lineno"> 801</span>&#160; <span class="keywordtype">int</span> count,</div><div class="line"><a name="l00802"></a><span class="lineno"> 802</span>&#160; <span class="keywordtype">int</span> stride,</div><div class="line"><a name="l00803"></a><span class="lineno"> 803</span>&#160; <span class="keyword">const</span> <span class="keywordtype">double</span>* point_list</div><div class="line"><a name="l00804"></a><span class="lineno"> 804</span>&#160; );</div><div class="line"><a name="l00805"></a><span class="lineno"> 805</span>&#160;</div><div class="line"><a name="l00806"></a><span class="lineno"> 806</span>&#160;ON_DECL</div><div class="line"><a name="l00807"></a><span class="lineno"> 807</span>&#160;<span class="keywordtype">bool</span> ON_GetPointListBoundingBox(</div><div class="line"><a name="l00808"></a><span class="lineno"> 808</span>&#160; <span class="keywordtype">int</span> dim,</div><div class="line"><a name="l00809"></a><span class="lineno"> 809</span>&#160; <span class="keywordtype">bool</span> is_rat,</div><div class="line"><a name="l00810"></a><span class="lineno"> 810</span>&#160; <span class="keywordtype">int</span> count,</div><div class="line"><a name="l00811"></a><span class="lineno"> 811</span>&#160; <span class="keywordtype">int</span> stride,</div><div class="line"><a name="l00812"></a><span class="lineno"> 812</span>&#160; <span class="keyword">const</span> <span class="keywordtype">float</span>* point_list,</div><div class="line"><a name="l00813"></a><span class="lineno"> 813</span>&#160; <span class="keywordtype">float</span>* boxmin, <span class="comment">// min[dim]</span></div><div class="line"><a name="l00814"></a><span class="lineno"> 814</span>&#160; <span class="keywordtype">float</span>* boxmax, <span class="comment">// max[dim]</span></div><div class="line"><a name="l00815"></a><span class="lineno"> 815</span>&#160; <span class="keywordtype">int</span> bGrowBox</div><div class="line"><a name="l00816"></a><span class="lineno"> 816</span>&#160; );</div><div class="line"><a name="l00817"></a><span class="lineno"> 817</span>&#160;</div><div class="line"><a name="l00818"></a><span class="lineno"> 818</span>&#160;ON_DECL</div><div class="line"><a name="l00819"></a><span class="lineno"> 819</span>&#160;<a class="code" href="../../d1/d17/class_o_n___bounding_box.html">ON_BoundingBox</a> ON_PointListBoundingBox( <span class="comment">// low level workhorse function</span></div><div class="line"><a name="l00820"></a><span class="lineno"> 820</span>&#160; <span class="keywordtype">int</span> dim,</div><div class="line"><a name="l00821"></a><span class="lineno"> 821</span>&#160; <span class="keywordtype">bool</span> is_rat,</div><div class="line"><a name="l00822"></a><span class="lineno"> 822</span>&#160; <span class="keywordtype">int</span> count,</div><div class="line"><a name="l00823"></a><span class="lineno"> 823</span>&#160; <span class="keywordtype">int</span> stride,</div><div class="line"><a name="l00824"></a><span class="lineno"> 824</span>&#160; <span class="keyword">const</span> <span class="keywordtype">float</span>* point_list</div><div class="line"><a name="l00825"></a><span class="lineno"> 825</span>&#160; );</div><div class="line"><a name="l00826"></a><span class="lineno"> 826</span>&#160;</div><div class="line"><a name="l00827"></a><span class="lineno"> 827</span>&#160;ON_DECL</div><div class="line"><a name="l00828"></a><span class="lineno"> 828</span>&#160;<span class="keywordtype">bool</span> ON_GetPointGridBoundingBox(</div><div class="line"><a name="l00829"></a><span class="lineno"> 829</span>&#160; <span class="keywordtype">int</span> dim,</div><div class="line"><a name="l00830"></a><span class="lineno"> 830</span>&#160; <span class="keywordtype">bool</span> is_rat,</div><div class="line"><a name="l00831"></a><span class="lineno"> 831</span>&#160; <span class="keywordtype">int</span> point_count0, <span class="keywordtype">int</span> point_count1,</div><div class="line"><a name="l00832"></a><span class="lineno"> 832</span>&#160; <span class="keywordtype">int</span> point_stride0, <span class="keywordtype">int</span> point_stride1,</div><div class="line"><a name="l00833"></a><span class="lineno"> 833</span>&#160; <span class="keyword">const</span> <span class="keywordtype">double</span>* point_grid,</div><div class="line"><a name="l00834"></a><span class="lineno"> 834</span>&#160; <span class="keywordtype">double</span>* boxmin, <span class="comment">// min[dim]</span></div><div class="line"><a name="l00835"></a><span class="lineno"> 835</span>&#160; <span class="keywordtype">double</span>* boxmax, <span class="comment">// max[dim]</span></div><div class="line"><a name="l00836"></a><span class="lineno"> 836</span>&#160; <span class="keywordtype">int</span> bGrowBox</div><div class="line"><a name="l00837"></a><span class="lineno"> 837</span>&#160; );</div><div class="line"><a name="l00838"></a><span class="lineno"> 838</span>&#160;</div><div class="line"><a name="l00839"></a><span class="lineno"> 839</span>&#160;ON_DECL</div><div class="line"><a name="l00840"></a><span class="lineno"> 840</span>&#160;<a class="code" href="../../d1/d17/class_o_n___bounding_box.html">ON_BoundingBox</a> ON_PointGridBoundingBox(</div><div class="line"><a name="l00841"></a><span class="lineno"> 841</span>&#160; <span class="keywordtype">int</span> dim,</div><div class="line"><a name="l00842"></a><span class="lineno"> 842</span>&#160; <span class="keywordtype">bool</span> is_rat,</div><div class="line"><a name="l00843"></a><span class="lineno"> 843</span>&#160; <span class="keywordtype">int</span> point_count0, <span class="keywordtype">int</span> point_count1,</div><div class="line"><a name="l00844"></a><span class="lineno"> 844</span>&#160; <span class="keywordtype">int</span> point_stride0, <span class="keywordtype">int</span> point_stride1,</div><div class="line"><a name="l00845"></a><span class="lineno"> 845</span>&#160; <span class="keyword">const</span> <span class="keywordtype">double</span>* point_grid</div><div class="line"><a name="l00846"></a><span class="lineno"> 846</span>&#160; );</div><div class="line"><a name="l00847"></a><span class="lineno"> 847</span>&#160;</div><div class="line"><a name="l00848"></a><span class="lineno"> 848</span>&#160;ON_DECL</div><div class="line"><a name="l00849"></a><span class="lineno"> 849</span>&#160;<span class="keywordtype">double</span> ON_BoundingBoxTolerance(</div><div class="line"><a name="l00850"></a><span class="lineno"> 850</span>&#160; <span class="keywordtype">int</span> dim,</div><div class="line"><a name="l00851"></a><span class="lineno"> 851</span>&#160; <span class="keyword">const</span> <span class="keywordtype">double</span>* bboxmin,</div><div class="line"><a name="l00852"></a><span class="lineno"> 852</span>&#160; <span class="keyword">const</span> <span class="keywordtype">double</span>* bboxmax</div><div class="line"><a name="l00853"></a><span class="lineno"> 853</span>&#160; );</div><div class="line"><a name="l00854"></a><span class="lineno"> 854</span>&#160;</div><div class="line"><a name="l00855"></a><span class="lineno"> 855</span>&#160;<span class="comment">/*</span></div><div class="line"><a name="l00856"></a><span class="lineno"> 856</span>&#160;<span class="comment">Description:</span></div><div class="line"><a name="l00857"></a><span class="lineno"> 857</span>&#160;<span class="comment"> Determine if an object is too large or too far </span></div><div class="line"><a name="l00858"></a><span class="lineno"> 858</span>&#160;<span class="comment"> from the origin for single precision coordinates</span></div><div class="line"><a name="l00859"></a><span class="lineno"> 859</span>&#160;<span class="comment"> to be useful.</span></div><div class="line"><a name="l00860"></a><span class="lineno"> 860</span>&#160;<span class="comment">Parameters:</span></div><div class="line"><a name="l00861"></a><span class="lineno"> 861</span>&#160;<span class="comment"> bbox - [in]</span></div><div class="line"><a name="l00862"></a><span class="lineno"> 862</span>&#160;<span class="comment"> Bounding box of an object with single precision</span></div><div class="line"><a name="l00863"></a><span class="lineno"> 863</span>&#160;<span class="comment"> coordinates. An ON_Mesh is an example of an</span></div><div class="line"><a name="l00864"></a><span class="lineno"> 864</span>&#160;<span class="comment"> object with single precision coordinates.</span></div><div class="line"><a name="l00865"></a><span class="lineno"> 865</span>&#160;<span class="comment"> xform - [out]</span></div><div class="line"><a name="l00866"></a><span class="lineno"> 866</span>&#160;<span class="comment"> If this function returns false and xform is not</span></div><div class="line"><a name="l00867"></a><span class="lineno"> 867</span>&#160;<span class="comment"> null, then the identity transform is returned.</span></div><div class="line"><a name="l00868"></a><span class="lineno"> 868</span>&#160;<span class="comment"> If this function returns true and xform is not</span></div><div class="line"><a name="l00869"></a><span class="lineno"> 869</span>&#160;<span class="comment"> null, then the transform moves the region</span></div><div class="line"><a name="l00870"></a><span class="lineno"> 870</span>&#160;<span class="comment"> contained in bbox to a location where single </span></div><div class="line"><a name="l00871"></a><span class="lineno"> 871</span>&#160;<span class="comment"> precision coordinates will have enough</span></div><div class="line"><a name="l00872"></a><span class="lineno"> 872</span>&#160;<span class="comment"> information for the object to be useful.</span></div><div class="line"><a name="l00873"></a><span class="lineno"> 873</span>&#160;<span class="comment">Returns:</span></div><div class="line"><a name="l00874"></a><span class="lineno"> 874</span>&#160;<span class="comment"> true:</span></div><div class="line"><a name="l00875"></a><span class="lineno"> 875</span>&#160;<span class="comment"> The region contained in bbox is too large</span></div><div class="line"><a name="l00876"></a><span class="lineno"> 876</span>&#160;<span class="comment"> or too far from the origin for single </span></div><div class="line"><a name="l00877"></a><span class="lineno"> 877</span>&#160;<span class="comment"> precision coordinates to be useful.</span></div><div class="line"><a name="l00878"></a><span class="lineno"> 878</span>&#160;<span class="comment"> false:</span></div><div class="line"><a name="l00879"></a><span class="lineno"> 879</span>&#160;<span class="comment"> A single precision object contained in bbox</span></div><div class="line"><a name="l00880"></a><span class="lineno"> 880</span>&#160;<span class="comment"> will be satisfactory for common calculations.</span></div><div class="line"><a name="l00881"></a><span class="lineno"> 881</span>&#160;<span class="comment">*/</span></div><div class="line"><a name="l00882"></a><span class="lineno"> 882</span>&#160;ON_DECL</div><div class="line"><a name="l00883"></a><span class="lineno"> 883</span>&#160;<span class="keywordtype">bool</span> ON_BeyondSinglePrecision( <span class="keyword">const</span> <a class="code" href="../../d1/d17/class_o_n___bounding_box.html">ON_BoundingBox</a>&amp; bbox, <a class="code" href="../../d3/d13/class_o_n___xform.html">ON_Xform</a>* xform );</div><div class="line"><a name="l00884"></a><span class="lineno"> 884</span>&#160;</div><div class="line"><a name="l00885"></a><span class="lineno"> 885</span>&#160;ON_DECL</div><div class="line"><a name="l00886"></a><span class="lineno"> 886</span>&#160;<span class="keywordtype">bool</span> ON_WorldBBoxIsInTightBBox( </div><div class="line"><a name="l00887"></a><span class="lineno"> 887</span>&#160; <span class="keyword">const</span> <a class="code" href="../../d1/d17/class_o_n___bounding_box.html">ON_BoundingBox</a>&amp; tight_bbox, </div><div class="line"><a name="l00888"></a><span class="lineno"> 888</span>&#160; <span class="keyword">const</span> <a class="code" href="../../d1/d17/class_o_n___bounding_box.html">ON_BoundingBox</a>&amp; world_bbox,</div><div class="line"><a name="l00889"></a><span class="lineno"> 889</span>&#160; <span class="keyword">const</span> <a class="code" href="../../d3/d13/class_o_n___xform.html">ON_Xform</a>* xform</div><div class="line"><a name="l00890"></a><span class="lineno"> 890</span>&#160; );</div><div class="line"><a name="l00891"></a><span class="lineno"> 891</span>&#160;</div><div class="line"><a name="l00892"></a><span class="lineno"> 892</span>&#160;<span class="preprocessor">#endif</span></div><div class="ttc" id="class_o_n___bounding_box_and_hash_html"><div class="ttname"><a href="../../d5/da2/class_o_n___bounding_box_and_hash.html">ON_BoundingBoxAndHash</a></div><div class="ttdef"><b>Definition:</b> opennurbs_bounding_box.h:562</div></div>
<div class="ttc" id="class_o_n___bounding_box_cache_html"><div class="ttname"><a href="../../df/dc9/class_o_n___bounding_box_cache.html">ON_BoundingBoxCache</a></div><div class="ttdef"><b>Definition:</b> opennurbs_bounding_box.h:606</div></div>
<div class="ttc" id="class_o_n___bounding_box_html_ad4f488fc6dfa2692722d7dc7969fc9cc"><div class="ttname"><a href="../../d1/d17/class_o_n___bounding_box.html#ad4f488fc6dfa2692722d7dc7969fc9cc">ON_BoundingBox::EmptyBoundingBox</a></div><div class="ttdeci">static const ON_BoundingBox EmptyBoundingBox</div><div class="ttdef"><b>Definition:</b> opennurbs_bounding_box.h:28</div></div>
<div class="ttc" id="class_o_n___s_h_a1___hash_html_a5fbd8257f1b9c3fdfc929d3869113924"><div class="ttname"><a href="../../dd/ddf/class_o_n___s_h_a1___hash.html#a5fbd8257f1b9c3fdfc929d3869113924">ON_SHA1_Hash::EmptyContentHash</a></div><div class="ttdeci">static const ON_SHA1_Hash EmptyContentHash</div><div class="ttdef"><b>Definition:</b> opennurbs_sha1.h:23</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</a></div><div class="ttdef"><b>Definition:</b> opennurbs_array.h:36</div></div>
<div class="ttc" id="class_o_n___s_h_a1___hash_html"><div class="ttname"><a href="../../dd/ddf/class_o_n___s_h_a1___hash.html">ON_SHA1_Hash</a></div><div class="ttdef"><b>Definition:</b> opennurbs_sha1.h:19</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:211</div></div>
<div class="ttc" id="class_o_n___bounding_box_html_a0a5db2f185ab14187662f2a2341fb533"><div class="ttname"><a href="../../d1/d17/class_o_n___bounding_box.html#a0a5db2f185ab14187662f2a2341fb533">ON_BoundingBox::UnsetBoundingBox</a></div><div class="ttdeci">static const ON_BoundingBox UnsetBoundingBox</div><div class="ttdef"><b>Definition:</b> opennurbs_bounding_box.h:29</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:277</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:2018</div></div>
<div class="ttc" id="class_o_n___bounding_box_html_a638a489b986da528eccc0d252662ee7e"><div class="ttname"><a href="../../d1/d17/class_o_n___bounding_box.html#a638a489b986da528eccc0d252662ee7e">ON_BoundingBox::NanBoundingBox</a></div><div class="ttdeci">static const ON_BoundingBox NanBoundingBox</div><div class="ttdef"><b>Definition:</b> opennurbs_bounding_box.h:30</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:648</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___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___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___text_log_html"><div class="ttname"><a href="../../d2/da3/class_o_n___text_log.html">ON_TextLog</a></div><div class="ttdef"><b>Definition:</b> opennurbs_textlog.h:20</div></div>
<div class="ttc" id="class_o_n___binary_archive_html"><div class="ttname"><a href="../../db/d16/class_o_n___binary_archive.html">ON_BinaryArchive</a></div><div class="ttdef"><b>Definition:</b> opennurbs_archive.h:1783</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_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:460</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__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:385</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="ttdoc">Typically the vector portion is a unit vector and m_d = -(x*P.x + y*P.y + z*P.z) for a point P on the...</div><div class="ttdef"><b>Definition:</b> opennurbs_point.h:1433</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:1152</div></div>
</div><!-- fragment --></div><!-- contents -->
<!-- HTML footer for doxygen 1.8.13-->
<!-- start footer part -->
</div> <!-- page-content -->
<hr class="footer"/><address class="footer"><small>
Generated on Sat Feb 3 2018 11:08:26 for openNURBS SDK Help by <a href="http://www.doxygen.org/index.html">
<!-- <img class="footer" src="../../doxygen.png" alt="doxygen"/> -->
Doxygen
</a> 1.8.13
</small></address>
</div> <!-- container -->
<!-- doxy-boot -->
<script type="text/javascript" src="../../doxy-boot.js"></script>
</body>
</html>
Reference in New Issue View Git Blame Copy Permalink