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<div class="title">opennurbs_polyedgecurve.h</div> </div>
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<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_POLYEDGECURVE_INC_)</span></div><div class="line"><a name="l00018"></a><span class="lineno"> 18</span>&#160;<span class="preprocessor">#define ON_POLYEDGECURVE_INC_</span></div><div class="line"><a name="l00019"></a><span class="lineno"> 19</span>&#160;</div><div class="line"><a name="l00020"></a><span class="lineno"> 20</span>&#160;<span class="keyword">class </span><a class="code" href="../../d8/db7/class_o_n___poly_edge_segment.html">ON_PolyEdgeSegment</a>;</div><div class="line"><a name="l00021"></a><span class="lineno"> 21</span>&#160;</div><div class="line"><a name="l00022"></a><span class="lineno"><a class="line" href="../../d6/d10/class_o_n___poly_edge_curve.html"> 22</a></span>&#160;<span class="keyword">class </span>ON_CLASS <a class="code" href="../../d6/d10/class_o_n___poly_edge_curve.html">ON_PolyEdgeCurve</a> : <span class="keyword">public</span> <a class="code" href="../../d8/d00/class_o_n___poly_curve.html">ON_PolyCurve</a></div><div class="line"><a name="l00023"></a><span class="lineno"> 23</span>&#160;{</div><div class="line"><a name="l00024"></a><span class="lineno"> 24</span>&#160; ON_OBJECT_DECLARE(<a class="code" href="../../d6/d10/class_o_n___poly_edge_curve.html">ON_PolyEdgeCurve</a>);</div><div class="line"><a name="l00025"></a><span class="lineno"> 25</span>&#160;</div><div class="line"><a name="l00026"></a><span class="lineno"> 26</span>&#160;<span class="keyword">public</span>:</div><div class="line"><a name="l00027"></a><span class="lineno"> 27</span>&#160; <a class="code" href="../../d6/d10/class_o_n___poly_edge_curve.html">ON_PolyEdgeCurve</a>();</div><div class="line"><a name="l00028"></a><span class="lineno"> 28</span>&#160; ~<a class="code" href="../../d6/d10/class_o_n___poly_edge_curve.html">ON_PolyEdgeCurve</a>();</div><div class="line"><a name="l00029"></a><span class="lineno"> 29</span>&#160; <span class="comment">// default copy constructor and operator= are fine.</span></div><div class="line"><a name="l00030"></a><span class="lineno"> 30</span>&#160;</div><div class="line"><a name="l00031"></a><span class="lineno"> 31</span>&#160; <span class="comment">// virtual ON_Object::DestroyRuntimeCache override</span></div><div class="line"><a name="l00032"></a><span class="lineno"> 32</span>&#160; <span class="keywordtype">void</span> <a class="code" href="../../d8/d00/class_o_n___poly_curve.html#a7e3d68e828a1ae33e7f9784bd48fc469">DestroyRuntimeCache</a>( <span class="keywordtype">bool</span> bDelete = <span class="keyword">true</span> ) <span class="keyword">override</span>;</div><div class="line"><a name="l00033"></a><span class="lineno"> 33</span>&#160;</div><div class="line"><a name="l00034"></a><span class="lineno"> 34</span>&#160; <span class="comment">// virtual ON_Curve::IsClosed override</span></div><div class="line"><a name="l00035"></a><span class="lineno"> 35</span>&#160; <span class="keywordtype">bool</span> <a class="code" href="../../d8/d00/class_o_n___poly_curve.html#a87c4768bb74bc28a11e300895278a3c4">IsClosed</a>() <span class="keyword">const override</span>;</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; <span class="comment">// virtual ON_Curve::DuplicateCurve override</span></div><div class="line"><a name="l00038"></a><span class="lineno"> 38</span>&#160; <a class="code" href="../../d4/d5a/class_o_n___curve.html">ON_Curve</a>* <a class="code" href="../../d8/d00/class_o_n___poly_curve.html#a1004ba72034176a7324b73fce2567c2b">DuplicateCurve</a>() <span class="keyword">const override</span>;</div><div class="line"><a name="l00039"></a><span class="lineno"> 39</span>&#160;</div><div class="line"><a name="l00040"></a><span class="lineno"> 40</span>&#160; <span class="comment">/*</span></div><div class="line"><a name="l00041"></a><span class="lineno"> 41</span>&#160;<span class="comment"> Description:</span></div><div class="line"><a name="l00042"></a><span class="lineno"> 42</span>&#160;<span class="comment"> Create a one segment ON_PolyEdgeCurve curve that uses a </span></div><div class="line"><a name="l00043"></a><span class="lineno"> 43</span>&#160;<span class="comment"> single edge.</span></div><div class="line"><a name="l00044"></a><span class="lineno"> 44</span>&#160;<span class="comment"> */</span></div><div class="line"><a name="l00045"></a><span class="lineno"> 45</span>&#160; <span class="keywordtype">bool</span> Create(</div><div class="line"><a name="l00046"></a><span class="lineno"> 46</span>&#160; <span class="keyword">const</span> <a class="code" href="../../d3/dac/class_o_n___brep_trim.html">ON_BrepTrim</a>* trim,</div><div class="line"><a name="l00047"></a><span class="lineno"> 47</span>&#160; <span class="keyword">const</span> <a class="code" href="../../d8/db4/struct_o_n___u_u_i_d__struct.html">ON_UUID</a>&amp; object_id</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">/*</span></div><div class="line"><a name="l00051"></a><span class="lineno"> 51</span>&#160;<span class="comment"> Description:</span></div><div class="line"><a name="l00052"></a><span class="lineno"> 52</span>&#160;<span class="comment"> Create a one segment ON_PolyEdgeCurve curve that uses a </span></div><div class="line"><a name="l00053"></a><span class="lineno"> 53</span>&#160;<span class="comment"> single curve.</span></div><div class="line"><a name="l00054"></a><span class="lineno"> 54</span>&#160;<span class="comment"> */</span></div><div class="line"><a name="l00055"></a><span class="lineno"> 55</span>&#160; <span class="keywordtype">bool</span> Create(</div><div class="line"><a name="l00056"></a><span class="lineno"> 56</span>&#160; <span class="keyword">const</span> <a class="code" href="../../d4/d5a/class_o_n___curve.html">ON_Curve</a>* curve,</div><div class="line"><a name="l00057"></a><span class="lineno"> 57</span>&#160; <span class="keyword">const</span> <a class="code" href="../../d8/db4/struct_o_n___u_u_i_d__struct.html">ON_UUID</a>&amp; object_id</div><div class="line"><a name="l00058"></a><span class="lineno"> 58</span>&#160; );</div><div class="line"><a name="l00059"></a><span class="lineno"> 59</span>&#160;</div><div class="line"><a name="l00060"></a><span class="lineno"> 60</span>&#160; <span class="keywordtype">int</span> SegmentCount() <span class="keyword">const</span>;</div><div class="line"><a name="l00061"></a><span class="lineno"> 61</span>&#160;</div><div class="line"><a name="l00062"></a><span class="lineno"> 62</span>&#160; <a class="code" href="../../d8/db7/class_o_n___poly_edge_segment.html">ON_PolyEdgeSegment</a>* <a class="code" href="../../d8/d00/class_o_n___poly_curve.html#ae80e5325548e2e467811603b5ffec257">SegmentCurve</a>(</div><div class="line"><a name="l00063"></a><span class="lineno"> 63</span>&#160; <span class="keywordtype">int</span> segment_index</div><div class="line"><a name="l00064"></a><span class="lineno"> 64</span>&#160; ) <span class="keyword">const</span>;</div><div class="line"><a name="l00065"></a><span class="lineno"> 65</span>&#160;</div><div class="line"><a name="l00066"></a><span class="lineno"> 66</span>&#160; <a class="code" href="../../d8/db7/class_o_n___poly_edge_segment.html">ON_PolyEdgeSegment</a>* <a class="code" href="../../d8/d00/class_o_n___poly_curve.html#a83936a93b5881ee93098289f6987282c">operator[]</a>(<span class="keywordtype">int</span>) <span class="keyword">const</span>;</div><div class="line"><a name="l00067"></a><span class="lineno"> 67</span>&#160;</div><div class="line"><a name="l00068"></a><span class="lineno"> 68</span>&#160; <span class="keywordtype">bool</span> <a class="code" href="../../d8/d00/class_o_n___poly_curve.html#a6a0fcf75febb4d6e12dbbf9188c013b9">Prepend</a>( <a class="code" href="../../d8/db7/class_o_n___poly_edge_segment.html">ON_PolyEdgeSegment</a>* new_segment ); <span class="comment">// Prepend curve.</span></div><div class="line"><a name="l00069"></a><span class="lineno"> 69</span>&#160; <span class="keywordtype">bool</span> <a class="code" href="../../d8/d00/class_o_n___poly_curve.html#a055359871bbff3d14e1f8b9b1fdda40f">Append</a>( <a class="code" href="../../d8/db7/class_o_n___poly_edge_segment.html">ON_PolyEdgeSegment</a>* new_segment ); <span class="comment">// Append curve.</span></div><div class="line"><a name="l00070"></a><span class="lineno"> 70</span>&#160; <span class="keywordtype">bool</span> <a class="code" href="../../d8/d00/class_o_n___poly_curve.html#ae77c5704cc568f6818d3d23301e274c9">Insert</a>( </div><div class="line"><a name="l00071"></a><span class="lineno"> 71</span>&#160; <span class="keywordtype">int</span> segment_index,</div><div class="line"><a name="l00072"></a><span class="lineno"> 72</span>&#160; <a class="code" href="../../d8/db7/class_o_n___poly_edge_segment.html">ON_PolyEdgeSegment</a>* new_segment</div><div class="line"><a name="l00073"></a><span class="lineno"> 73</span>&#160; );</div><div class="line"><a name="l00074"></a><span class="lineno"> 74</span>&#160;</div><div class="line"><a name="l00075"></a><span class="lineno"> 75</span>&#160; <span class="comment">// if the segment is an edge, the following</span></div><div class="line"><a name="l00076"></a><span class="lineno"> 76</span>&#160; <span class="comment">// return non-nullptr pointers.</span></div><div class="line"><a name="l00077"></a><span class="lineno"> 77</span>&#160; <span class="keyword">const</span> <a class="code" href="../../dd/de8/class_o_n___brep_edge.html">ON_BrepEdge</a>* EdgeAt(<span class="keywordtype">double</span> t) <span class="keyword">const</span>;</div><div class="line"><a name="l00078"></a><span class="lineno"> 78</span>&#160; <span class="keyword">const</span> <a class="code" href="../../d3/dac/class_o_n___brep_trim.html">ON_BrepTrim</a>* TrimAt(<span class="keywordtype">double</span> t) <span class="keyword">const</span>;</div><div class="line"><a name="l00079"></a><span class="lineno"> 79</span>&#160; <span class="keyword">const</span> <a class="code" href="../../d9/d96/class_o_n___brep.html">ON_Brep</a>* BrepAt(<span class="keywordtype">double</span> t) <span class="keyword">const</span>;</div><div class="line"><a name="l00080"></a><span class="lineno"> 80</span>&#160; <span class="keyword">const</span> <a class="code" href="../../d0/d4c/class_o_n___brep_face.html">ON_BrepFace</a>* FaceAt(<span class="keywordtype">double</span> t) <span class="keyword">const</span>;</div><div class="line"><a name="l00081"></a><span class="lineno"> 81</span>&#160; <span class="keyword">const</span> <a class="code" href="../../da/da0/class_o_n___surface.html">ON_Surface</a>* SurfaceAt(<span class="keywordtype">double</span> t) <span class="keyword">const</span>;</div><div class="line"><a name="l00082"></a><span class="lineno"> 82</span>&#160; <a class="code" href="../../da/da0/class_o_n___surface.html#a7418fb8120619cb5f17bd4283ad37087">ON_Surface::ISO</a> IsoType( <span class="keywordtype">double</span> t) <span class="keyword">const</span>;</div><div class="line"><a name="l00083"></a><span class="lineno"> 83</span>&#160;</div><div class="line"><a name="l00084"></a><span class="lineno"> 84</span>&#160; <span class="keywordtype">double</span> EdgeParameter(<span class="keywordtype">double</span> t) <span class="keyword">const</span>;</div><div class="line"><a name="l00085"></a><span class="lineno"> 85</span>&#160;</div><div class="line"><a name="l00086"></a><span class="lineno"> 86</span>&#160; <span class="comment">// Test if there are any surface edges in the polyedge</span></div><div class="line"><a name="l00087"></a><span class="lineno"> 87</span>&#160; <span class="keywordtype">bool</span> ContainsAnyEdges() <span class="keyword">const</span>;</div><div class="line"><a name="l00088"></a><span class="lineno"> 88</span>&#160; <span class="comment">// Test if all segments of the polyedge are surface edges</span></div><div class="line"><a name="l00089"></a><span class="lineno"> 89</span>&#160; <span class="keywordtype">bool</span> ContainsAllEdges() <span class="keyword">const</span>;</div><div class="line"><a name="l00090"></a><span class="lineno"> 90</span>&#160; </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="comment">/*</span></div><div class="line"><a name="l00093"></a><span class="lineno"> 93</span>&#160;<span class="comment"> Description:</span></div><div class="line"><a name="l00094"></a><span class="lineno"> 94</span>&#160;<span class="comment"> See if this polyedge has an edge as one of its segments</span></div><div class="line"><a name="l00095"></a><span class="lineno"> 95</span>&#160;<span class="comment"> Parameters:</span></div><div class="line"><a name="l00096"></a><span class="lineno"> 96</span>&#160;<span class="comment"> edge - [in] the edge to look for</span></div><div class="line"><a name="l00097"></a><span class="lineno"> 97</span>&#160;<span class="comment"> Returns:</span></div><div class="line"><a name="l00098"></a><span class="lineno"> 98</span>&#160;<span class="comment"> -1: edge is not in the polyedge</span></div><div class="line"><a name="l00099"></a><span class="lineno"> 99</span>&#160;<span class="comment"> &gt;=0: index of first segment that uses the edge</span></div><div class="line"><a name="l00100"></a><span class="lineno"> 100</span>&#160;<span class="comment"> */</span></div><div class="line"><a name="l00101"></a><span class="lineno"> 101</span>&#160; <span class="keywordtype">int</span> FindEdge( <span class="keyword">const</span> <a class="code" href="../../dd/de8/class_o_n___brep_edge.html">ON_BrepEdge</a>* edge) <span class="keyword">const</span>;</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"> See if this polyedge has a trim as one of its segments</span></div><div class="line"><a name="l00106"></a><span class="lineno"> 106</span>&#160;<span class="comment"> Parameters:</span></div><div class="line"><a name="l00107"></a><span class="lineno"> 107</span>&#160;<span class="comment"> trim - [in] the trim to look for</span></div><div class="line"><a name="l00108"></a><span class="lineno"> 108</span>&#160;<span class="comment"> Returns:</span></div><div class="line"><a name="l00109"></a><span class="lineno"> 109</span>&#160;<span class="comment"> -1: trim is not in the polyedge</span></div><div class="line"><a name="l00110"></a><span class="lineno"> 110</span>&#160;<span class="comment"> &gt;=0: index of first segment that uses the trim</span></div><div class="line"><a name="l00111"></a><span class="lineno"> 111</span>&#160;<span class="comment"> */</span></div><div class="line"><a name="l00112"></a><span class="lineno"> 112</span>&#160; <span class="keywordtype">int</span> FindTrim( <span class="keyword">const</span> <a class="code" href="../../d3/dac/class_o_n___brep_trim.html">ON_BrepTrim</a>* trim) <span class="keyword">const</span>;</div><div class="line"><a name="l00113"></a><span class="lineno"> 113</span>&#160;</div><div class="line"><a name="l00114"></a><span class="lineno"> 114</span>&#160; <span class="comment">/*</span></div><div class="line"><a name="l00115"></a><span class="lineno"> 115</span>&#160;<span class="comment"> Description:</span></div><div class="line"><a name="l00116"></a><span class="lineno"> 116</span>&#160;<span class="comment"> See if this polyedge has a wire curve as one of its segments</span></div><div class="line"><a name="l00117"></a><span class="lineno"> 117</span>&#160;<span class="comment"> Parameters:</span></div><div class="line"><a name="l00118"></a><span class="lineno"> 118</span>&#160;<span class="comment"> curve - [in] the curve to look for</span></div><div class="line"><a name="l00119"></a><span class="lineno"> 119</span>&#160;<span class="comment"> Returns:</span></div><div class="line"><a name="l00120"></a><span class="lineno"> 120</span>&#160;<span class="comment"> -1: trim is not in the polyedge</span></div><div class="line"><a name="l00121"></a><span class="lineno"> 121</span>&#160;<span class="comment"> &gt;=0: index of first segment that uses the curve</span></div><div class="line"><a name="l00122"></a><span class="lineno"> 122</span>&#160;<span class="comment"> */</span></div><div class="line"><a name="l00123"></a><span class="lineno"> 123</span>&#160; <span class="keywordtype">int</span> FindCurve( <span class="keyword">const</span> <a class="code" href="../../d4/d5a/class_o_n___curve.html">ON_Curve</a>* curve) <span class="keyword">const</span>;</div><div class="line"><a name="l00124"></a><span class="lineno"> 124</span>&#160;</div><div class="line"><a name="l00125"></a><span class="lineno"> 125</span>&#160;</div><div class="line"><a name="l00126"></a><span class="lineno"> 126</span>&#160; <span class="comment">// OBSOLETE and unreliable. Use FindCurve, FindEdge, or FindTrim</span></div><div class="line"><a name="l00127"></a><span class="lineno"> 127</span>&#160; <span class="comment">//bool Contains( const ON_Curve* curve) const;</span></div><div class="line"><a name="l00128"></a><span class="lineno"> 128</span>&#160;</div><div class="line"><a name="l00129"></a><span class="lineno"> 129</span>&#160; <span class="comment">// virtual ON_Curve overrides do nothing</span></div><div class="line"><a name="l00130"></a><span class="lineno"> 130</span>&#160; <span class="comment">// to prevent changing edge</span></div><div class="line"><a name="l00131"></a><span class="lineno"> 131</span>&#160; <span class="keywordtype">bool</span> <a class="code" href="../../d8/d00/class_o_n___poly_curve.html#a3e3a808731699edd3df177bf1a296b92">SetStartPoint</a>(<a class="code" href="../../d2/d35/class_o_n__3d_point.html">ON_3dPoint</a> start_point) <span class="keyword">override</span>;</div><div class="line"><a name="l00132"></a><span class="lineno"> 132</span>&#160; <span class="keywordtype">bool</span> <a class="code" href="../../d8/d00/class_o_n___poly_curve.html#a3c4d080328acb8457bc4a0e0edd9c618">SetEndPoint</a>(<a class="code" href="../../d2/d35/class_o_n__3d_point.html">ON_3dPoint</a> end_point) <span class="keyword">override</span>;</div><div class="line"><a name="l00133"></a><span class="lineno"> 133</span>&#160; <span class="keywordtype">bool</span> <a class="code" href="../../d8/d00/class_o_n___poly_curve.html#a762e058d9df8c2210266004441bf5c1c">ChangeClosedCurveSeam</a>( <span class="keywordtype">double</span> t ) <span class="keyword">override</span>;</div><div class="line"><a name="l00134"></a><span class="lineno"> 134</span>&#160; <span class="keywordtype">bool</span> <a class="code" href="../../d8/d00/class_o_n___poly_curve.html#ad3b9f330f58de9f6abf5c148421fc953">PrependAndMatch</a>(<a class="code" href="../../d4/d5a/class_o_n___curve.html">ON_Curve</a>*);</div><div class="line"><a name="l00135"></a><span class="lineno"> 135</span>&#160; <span class="keywordtype">bool</span> <a class="code" href="../../d8/d00/class_o_n___poly_curve.html#af56d626715ab09a9675cd469a8b6309d">AppendAndMatch</a>(<a class="code" href="../../d4/d5a/class_o_n___curve.html">ON_Curve</a>*);</div><div class="line"><a name="l00136"></a><span class="lineno"> 136</span>&#160;</div><div class="line"><a name="l00137"></a><span class="lineno"> 137</span>&#160; <span class="comment">// 7-1-03 lw added override to unset cached closed flag</span></div><div class="line"><a name="l00138"></a><span class="lineno"><a class="line" href="../../d8/db7/class_o_n___poly_edge_segment.html"> 138</a></span>&#160; <span class="comment">// when a segment is removed</span></div><div class="line"><a name="l00139"></a><span class="lineno"> 139</span>&#160; <span class="keywordtype">bool</span> <a class="code" href="../../d8/d00/class_o_n___poly_curve.html#adf357f537f5084d75a0dfe2e33d73cd2">Remove</a>(); <span class="comment">// remove last</span></div><div class="line"><a name="l00140"></a><span class="lineno"> 140</span>&#160; <span class="keywordtype">bool</span> <a class="code" href="../../d8/d00/class_o_n___poly_curve.html#adf357f537f5084d75a0dfe2e33d73cd2">Remove</a>( <span class="keywordtype">int</span> index);</div><div class="line"><a name="l00141"></a><span class="lineno"> 141</span>&#160;};</div><div class="line"><a name="l00142"></a><span class="lineno"> 142</span>&#160;</div><div class="line"><a name="l00143"></a><span class="lineno"> 143</span>&#160;<span class="keyword">class </span>ON_CLASS <a class="code" href="../../d8/db7/class_o_n___poly_edge_segment.html">ON_PolyEdgeSegment</a> : <span class="keyword">public</span> <a class="code" href="../../dc/dda/class_o_n___curve_proxy.html">ON_CurveProxy</a></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; ON_OBJECT_DECLARE(<a class="code" href="../../d8/db7/class_o_n___poly_edge_segment.html">ON_PolyEdgeSegment</a>);</div><div class="line"><a name="l00146"></a><span class="lineno"> 146</span>&#160;<span class="keyword">public</span>:</div><div class="line"><a name="l00147"></a><span class="lineno"> 147</span>&#160; <span class="comment">// construction</span></div><div class="line"><a name="l00148"></a><span class="lineno"> 148</span>&#160;</div><div class="line"><a name="l00149"></a><span class="lineno"> 149</span>&#160; <a class="code" href="../../d8/db7/class_o_n___poly_edge_segment.html">ON_PolyEdgeSegment</a>();</div><div class="line"><a name="l00150"></a><span class="lineno"> 150</span>&#160; ~<a class="code" href="../../d8/db7/class_o_n___poly_edge_segment.html">ON_PolyEdgeSegment</a>();</div><div class="line"><a name="l00151"></a><span class="lineno"> 151</span>&#160; <span class="comment">// default copy constructor and operator= are fine.</span></div><div class="line"><a name="l00152"></a><span class="lineno"> 152</span>&#160;</div><div class="line"><a name="l00153"></a><span class="lineno"> 153</span>&#160; <span class="comment">// virtual ON_Object::DestroyRuntimeCache override</span></div><div class="line"><a name="l00154"></a><span class="lineno"> 154</span>&#160; <span class="keywordtype">void</span> <a class="code" href="../../dc/dda/class_o_n___curve_proxy.html#aa34313f708a47da03a20897c4d6beb9a">DestroyRuntimeCache</a>( <span class="keywordtype">bool</span> bDelete = <span class="keyword">true</span> ) <span class="keyword">override</span>;</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> <a class="code" href="../../dc/dda/class_o_n___curve_proxy.html#aaf1ec09354192fdcaad958b954aebe6f">Write</a>( <a class="code" href="../../db/d16/class_o_n___binary_archive.html">ON_BinaryArchive</a>&amp; ) <span class="keyword">const override</span>;</div><div class="line"><a name="l00157"></a><span class="lineno"> 157</span>&#160;</div><div class="line"><a name="l00158"></a><span class="lineno"> 158</span>&#160; <span class="keywordtype">bool</span> <a class="code" href="../../dc/dda/class_o_n___curve_proxy.html#a6ae0fdc2cd9a6b1518777e7fc4e66661">Read</a>( <a class="code" href="../../db/d16/class_o_n___binary_archive.html">ON_BinaryArchive</a>&amp; ) <span class="keyword">override</span>;</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; <span class="comment">// virtual ON_Curve::IsClosed override</span></div><div class="line"><a name="l00161"></a><span class="lineno"> 161</span>&#160; <span class="keywordtype">bool</span> <a class="code" href="../../dc/dda/class_o_n___curve_proxy.html#aa8b99b3d2672ae0ac00beb2dafe98245">IsClosed</a>() <span class="keyword">const override</span>;</div><div class="line"><a name="l00162"></a><span class="lineno"> 162</span>&#160;</div><div class="line"><a name="l00163"></a><span class="lineno"> 163</span>&#160;</div><div class="line"><a name="l00164"></a><span class="lineno"> 164</span>&#160; <span class="comment">// virtual ON_Curve::DuplicateCurve override</span></div><div class="line"><a name="l00165"></a><span class="lineno"> 165</span>&#160; <a class="code" href="../../d4/d5a/class_o_n___curve.html">ON_Curve</a>* <a class="code" href="../../dc/dda/class_o_n___curve_proxy.html#ae78a31f3b306672cde749a04cba9bbda">DuplicateCurve</a>() <span class="keyword">const override</span>;</div><div class="line"><a name="l00166"></a><span class="lineno"> 166</span>&#160;</div><div class="line"><a name="l00167"></a><span class="lineno"> 167</span>&#160; <span class="comment">/*</span></div><div class="line"><a name="l00168"></a><span class="lineno"> 168</span>&#160;<span class="comment"> Description:</span></div><div class="line"><a name="l00169"></a><span class="lineno"> 169</span>&#160;<span class="comment"> Creates a polyedge segment that uses the entire edge</span></div><div class="line"><a name="l00170"></a><span class="lineno"> 170</span>&#160;<span class="comment"> and has the same domain as the edge.</span></div><div class="line"><a name="l00171"></a><span class="lineno"> 171</span>&#160;<span class="comment"> Parameters:</span></div><div class="line"><a name="l00172"></a><span class="lineno"> 172</span>&#160;<span class="comment"> trim - [in] </span></div><div class="line"><a name="l00173"></a><span class="lineno"> 173</span>&#160;<span class="comment"> Returns:</span></div><div class="line"><a name="l00174"></a><span class="lineno"> 174</span>&#160;<span class="comment"> true if successful (edge was valid and trim_index was valid)</span></div><div class="line"><a name="l00175"></a><span class="lineno"> 175</span>&#160;<span class="comment"> Remarks:</span></div><div class="line"><a name="l00176"></a><span class="lineno"> 176</span>&#160;<span class="comment"> Use ON_Curve::SetDomain, ON_Curve::Trim, ON_Curve::Reverse,</span></div><div class="line"><a name="l00177"></a><span class="lineno"> 177</span>&#160;<span class="comment"> etc., to tweak the domain, support, direction etc.</span></div><div class="line"><a name="l00178"></a><span class="lineno"> 178</span>&#160;<span class="comment"> */</span></div><div class="line"><a name="l00179"></a><span class="lineno"> 179</span>&#160; <span class="keywordtype">bool</span> Create( </div><div class="line"><a name="l00180"></a><span class="lineno"> 180</span>&#160; <span class="keyword">const</span> <a class="code" href="../../d3/dac/class_o_n___brep_trim.html">ON_BrepTrim</a>* trim,</div><div class="line"><a name="l00181"></a><span class="lineno"> 181</span>&#160; <span class="keyword">const</span> <a class="code" href="../../d8/db4/struct_o_n___u_u_i_d__struct.html">ON_UUID</a>&amp; object_id</div><div class="line"><a name="l00182"></a><span class="lineno"> 182</span>&#160; );</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; <span class="comment">/*</span></div><div class="line"><a name="l00185"></a><span class="lineno"> 185</span>&#160;<span class="comment"> Description:</span></div><div class="line"><a name="l00186"></a><span class="lineno"> 186</span>&#160;<span class="comment"> Creates a polyedge segment that uses the entire curve</span></div><div class="line"><a name="l00187"></a><span class="lineno"> 187</span>&#160;<span class="comment"> and has the same domain as the curve.</span></div><div class="line"><a name="l00188"></a><span class="lineno"> 188</span>&#160;<span class="comment"> Parameters:</span></div><div class="line"><a name="l00189"></a><span class="lineno"> 189</span>&#160;<span class="comment"> curve - [in] </span></div><div class="line"><a name="l00190"></a><span class="lineno"> 190</span>&#160;<span class="comment"> Remarks:</span></div><div class="line"><a name="l00191"></a><span class="lineno"> 191</span>&#160;<span class="comment"> Use ON_Curve::SetDomain, ON_Curve::Trim, ON_Curve::Reverse,</span></div><div class="line"><a name="l00192"></a><span class="lineno"> 192</span>&#160;<span class="comment"> etc., to tweak the domain, support, direction etc.</span></div><div class="line"><a name="l00193"></a><span class="lineno"> 193</span>&#160;<span class="comment"> */</span></div><div class="line"><a name="l00194"></a><span class="lineno"> 194</span>&#160; <span class="keywordtype">bool</span> Create( </div><div class="line"><a name="l00195"></a><span class="lineno"> 195</span>&#160; <span class="keyword">const</span> <a class="code" href="../../d4/d5a/class_o_n___curve.html">ON_Curve</a>* curve,</div><div class="line"><a name="l00196"></a><span class="lineno"> 196</span>&#160; <span class="keyword">const</span> <a class="code" href="../../d8/db4/struct_o_n___u_u_i_d__struct.html">ON_UUID</a>&amp; object_id</div><div class="line"><a name="l00197"></a><span class="lineno"> 197</span>&#160; );</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; <span class="keyword">const</span> <a class="code" href="../../dd/de8/class_o_n___brep_edge.html">ON_BrepEdge</a>* BrepEdge() <span class="keyword">const</span>;</div><div class="line"><a name="l00200"></a><span class="lineno"> 200</span>&#160; <span class="keyword">const</span> <a class="code" href="../../d3/dac/class_o_n___brep_trim.html">ON_BrepTrim</a>* BrepTrim() <span class="keyword">const</span>;</div><div class="line"><a name="l00201"></a><span class="lineno"> 201</span>&#160; <span class="keyword">const</span> <a class="code" href="../../d9/d96/class_o_n___brep.html">ON_Brep</a>* Brep() <span class="keyword">const</span>;</div><div class="line"><a name="l00202"></a><span class="lineno"> 202</span>&#160; <span class="keyword">const</span> <a class="code" href="../../d0/d4c/class_o_n___brep_face.html">ON_BrepFace</a>* BrepFace() <span class="keyword">const</span>;</div><div class="line"><a name="l00203"></a><span class="lineno"> 203</span>&#160; <span class="keyword">const</span> <a class="code" href="../../da/da0/class_o_n___surface.html">ON_Surface</a>* Surface() <span class="keyword">const</span>;</div><div class="line"><a name="l00204"></a><span class="lineno"> 204</span>&#160; <a class="code" href="../../da/da0/class_o_n___surface.html#a7418fb8120619cb5f17bd4283ad37087">ON_Surface::ISO</a> IsoType() <span class="keyword">const</span>;</div><div class="line"><a name="l00205"></a><span class="lineno"> 205</span>&#160;</div><div class="line"><a name="l00206"></a><span class="lineno"> 206</span>&#160; <span class="keywordtype">double</span> EdgeParameter(<span class="keywordtype">double</span> t) <span class="keyword">const</span>;</div><div class="line"><a name="l00207"></a><span class="lineno"> 207</span>&#160;</div><div class="line"><a name="l00208"></a><span class="lineno"> 208</span>&#160; <span class="comment">/*</span></div><div class="line"><a name="l00209"></a><span class="lineno"> 209</span>&#160;<span class="comment"> Returns:</span></div><div class="line"><a name="l00210"></a><span class="lineno"> 210</span>&#160;<span class="comment"> True if this segment has an ON_BrepEdge and the direction of</span></div><div class="line"><a name="l00211"></a><span class="lineno"> 211</span>&#160;<span class="comment"> the ON_BrepEdge is the reverse of the direction of the segment.</span></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="keywordtype">bool</span> ReversedEdgeDir() <span class="keyword">const</span>;</div><div class="line"><a name="l00214"></a><span class="lineno"> 214</span>&#160;</div><div class="line"><a name="l00215"></a><span class="lineno"> 215</span>&#160; <span class="comment">/*</span></div><div class="line"><a name="l00216"></a><span class="lineno"> 216</span>&#160;<span class="comment"> Returns:</span></div><div class="line"><a name="l00217"></a><span class="lineno"> 217</span>&#160;<span class="comment"> True if this segment has an ON_BrepTrim and the direction of</span></div><div class="line"><a name="l00218"></a><span class="lineno"> 218</span>&#160;<span class="comment"> the ON_BrepTrime is the reverse of the direction of the segment.</span></div><div class="line"><a name="l00219"></a><span class="lineno"> 219</span>&#160;<span class="comment"> */</span></div><div class="line"><a name="l00220"></a><span class="lineno"> 220</span>&#160; <span class="keywordtype">bool</span> ReversedTrimDir() <span class="keyword">const</span>;</div><div class="line"><a name="l00221"></a><span class="lineno"> 221</span>&#160;</div><div class="line"><a name="l00222"></a><span class="lineno"> 222</span>&#160; <span class="comment">/*</span></div><div class="line"><a name="l00223"></a><span class="lineno"> 223</span>&#160;<span class="comment"> Returns:</span></div><div class="line"><a name="l00224"></a><span class="lineno"> 224</span>&#160;<span class="comment"> subdomain of the edge that this segment uses. This can</span></div><div class="line"><a name="l00225"></a><span class="lineno"> 225</span>&#160;<span class="comment"> be different than the domain returned by this-&gt;Domain().</span></div><div class="line"><a name="l00226"></a><span class="lineno"> 226</span>&#160;<span class="comment"> */</span></div><div class="line"><a name="l00227"></a><span class="lineno"> 227</span>&#160; <a class="code" href="../../dc/dc7/class_o_n___interval.html">ON_Interval</a> EdgeDomain() <span class="keyword">const</span>;</div><div class="line"><a name="l00228"></a><span class="lineno"><a class="line" href="../../d8/db7/class_o_n___poly_edge_segment.html#a6e985e2db971aec230d6782653828e69"> 228</a></span>&#160;</div><div class="line"><a name="l00229"></a><span class="lineno"> 229</span>&#160; <span class="comment">/*</span></div><div class="line"><a name="l00230"></a><span class="lineno"> 230</span>&#160;<span class="comment"> Returns:</span></div><div class="line"><a name="l00231"></a><span class="lineno"><a class="line" href="../../d8/db7/class_o_n___poly_edge_segment.html#a1026d10a99ea2827d4725e921f093267"> 231</a></span>&#160;<span class="comment"> subdomain of the trim that this segment uses. This can</span></div><div class="line"><a name="l00232"></a><span class="lineno"> 232</span>&#160;<span class="comment"> be different than the domain returned by this-&gt;Domain().</span></div><div class="line"><a name="l00233"></a><span class="lineno"><a class="line" href="../../d8/db7/class_o_n___poly_edge_segment.html#a909409bc94e4ca6e6699ede83f3d9d93"> 233</a></span>&#160;<span class="comment"> */</span></div><div class="line"><a name="l00234"></a><span class="lineno"> 234</span>&#160; <a class="code" href="../../dc/dc7/class_o_n___interval.html">ON_Interval</a> TrimDomain() <span class="keyword">const</span>;</div><div class="line"><a name="l00235"></a><span class="lineno"><a class="line" href="../../d8/db7/class_o_n___poly_edge_segment.html#a53f47e2a98364eab99fe2639d66c7918"> 235</a></span>&#160;</div><div class="line"><a name="l00236"></a><span class="lineno"> 236</span>&#160;</div><div class="line"><a name="l00237"></a><span class="lineno"> 237</span>&#160; <span class="comment">// m_object_id = id of a brep or curve object in Rhino</span></div><div class="line"><a name="l00238"></a><span class="lineno"> 238</span>&#160; <a class="code" href="../../d8/db4/struct_o_n___u_u_i_d__struct.html">ON_UUID</a> m_object_id; </div><div class="line"><a name="l00239"></a><span class="lineno"> 239</span>&#160; <span class="comment">// When the Rhino object is a brep, m_component_index</span></div><div class="line"><a name="l00240"></a><span class="lineno"> 240</span>&#160; <span class="comment">// refers to either an edge or a trim.</span></div><div class="line"><a name="l00241"></a><span class="lineno"> 241</span>&#160; ON_COMPONENT_INDEX m_component_index;</div><div class="line"><a name="l00242"></a><span class="lineno"> 242</span>&#160; <span class="comment">// corresponding domain of the edge - see note below</span></div><div class="line"><a name="l00243"></a><span class="lineno"> 243</span>&#160; <a class="code" href="../../dc/dc7/class_o_n___interval.html">ON_Interval</a> m_edge_domain = <a class="code" href="../../dc/dc7/class_o_n___interval.html#a1477445eae2a66b83f55164d5388b8c6">ON_Interval::EmptyInterval</a>; </div><div class="line"><a name="l00244"></a><span class="lineno"> 244</span>&#160; <span class="comment">// corresponding domain of the trim - see note below</span></div><div class="line"><a name="l00245"></a><span class="lineno"> 245</span>&#160; <a class="code" href="../../dc/dc7/class_o_n___interval.html">ON_Interval</a> m_trim_domain = <a class="code" href="../../dc/dc7/class_o_n___interval.html#a1477445eae2a66b83f55164d5388b8c6">ON_Interval::EmptyInterval</a>; </div><div class="line"><a name="l00246"></a><span class="lineno"> 246</span>&#160;</div><div class="line"><a name="l00247"></a><span class="lineno"> 247</span>&#160;</div><div class="line"><a name="l00248"></a><span class="lineno"> 248</span>&#160; <span class="comment">// When m_component_index refers to an ON_BrepTrim, there</span></div><div class="line"><a name="l00249"></a><span class="lineno"> 249</span>&#160; <span class="comment">// are four domains and 4 classes derived from ON_Curve</span></div><div class="line"><a name="l00250"></a><span class="lineno"> 250</span>&#160; <span class="comment">// that play a role in the polyedge segment. It is possible</span></div><div class="line"><a name="l00251"></a><span class="lineno"> 251</span>&#160; <span class="comment">// for all 4 of these domains to be different.</span></div><div class="line"><a name="l00252"></a><span class="lineno"> 252</span>&#160; <span class="comment">//</span></div><div class="line"><a name="l00253"></a><span class="lineno"> 253</span>&#160; <span class="comment">// &quot;this&quot; ON_PolyEdgeSegment is an ON_ProxyCurve. The</span></div><div class="line"><a name="l00254"></a><span class="lineno"> 254</span>&#160; <span class="comment">// evaluation domain of &quot;this&quot; is </span></div><div class="line"><a name="l00255"></a><span class="lineno"> 255</span>&#160; <span class="comment">// = this-&gt;Domain()</span></div><div class="line"><a name="l00256"></a><span class="lineno"> 256</span>&#160; <span class="comment">// = ON_ProxyCurve::m_this_domain</span></div><div class="line"><a name="l00257"></a><span class="lineno"> 257</span>&#160; <span class="comment">//</span></div><div class="line"><a name="l00258"></a><span class="lineno"> 258</span>&#160; <span class="comment">// ON_ProxyCurve::m_real_curve points to the curve in the</span></div><div class="line"><a name="l00259"></a><span class="lineno"> 259</span>&#160; <span class="comment">// c3 = ON_Brep::m_C3[edge.m_c3i]. &quot;this&quot; is a proxy for some </span></div><div class="line"><a name="l00260"></a><span class="lineno"> 260</span>&#160; <span class="comment">// sub-interval of c3.</span></div><div class="line"><a name="l00261"></a><span class="lineno"> 261</span>&#160; <span class="comment">// = this-&gt;ProxyCurveDomain()</span></div><div class="line"><a name="l00262"></a><span class="lineno"> 262</span>&#160; <span class="comment">// = ON_ProxyCurve::m_real_curve_domain</span></div><div class="line"><a name="l00263"></a><span class="lineno"> 263</span>&#160; <span class="comment">//</span></div><div class="line"><a name="l00264"></a><span class="lineno"> 264</span>&#160; <span class="comment">// The edge, an ON_BrepEdge, is also a proxy based on c3,</span></div><div class="line"><a name="l00265"></a><span class="lineno"> 265</span>&#160; <span class="comment">// and the edge&#39;s evaluation domain is edge.m_this_domain. </span></div><div class="line"><a name="l00266"></a><span class="lineno"> 266</span>&#160; <span class="comment">// ON_PolyEdgeSegment::m_edge_domain records the increasing</span></div><div class="line"><a name="l00267"></a><span class="lineno"><a class="line" href="../../d8/db7/class_o_n___poly_edge_segment.html#a910d06b2e9288f3d53b5f807d48bb98d"> 267</a></span>&#160; <span class="comment">// subinterval of edge.m_this_domain that corresponds</span></div><div class="line"><a name="l00268"></a><span class="lineno"><a class="line" href="../../d8/db7/class_o_n___poly_edge_segment.html#a93a28523089a2dfdec821c8304ce3bba"> 268</a></span>&#160; <span class="comment">// to the portion of c3 &quot;this&quot; is using.</span></div><div class="line"><a name="l00269"></a><span class="lineno"><a class="line" href="../../d8/db7/class_o_n___poly_edge_segment.html#aab7023810d3dc11506c91c44ceaa8685"> 269</a></span>&#160; <span class="comment">// </span></div><div class="line"><a name="l00270"></a><span class="lineno"><a class="line" href="../../d8/db7/class_o_n___poly_edge_segment.html#a5598b3015b18893c2cf55edff0c4c588"> 270</a></span>&#160; <span class="comment">// The trim, an ON_BrepTrim, is a proxy based on a curve</span></div><div class="line"><a name="l00271"></a><span class="lineno"><a class="line" href="../../d8/db7/class_o_n___poly_edge_segment.html#ade2527076f5bb27ddb024be0f6c86566"> 271</a></span>&#160; <span class="comment">// in ON_Brep::m_C2[]. Some portion of the trim corresponds</span></div><div class="line"><a name="l00272"></a><span class="lineno"><a class="line" href="../../d8/db7/class_o_n___poly_edge_segment.html#acd4709e7c2dd8482b49090414c57ad3f"> 272</a></span>&#160; <span class="comment">// to the portion of the edge we are using. m_trim_domain</span></div><div class="line"><a name="l00273"></a><span class="lineno"> 273</span>&#160; <span class="comment">// is an increasing, possible subinterval, of the trim&#39;s domain</span></div><div class="line"><a name="l00274"></a><span class="lineno"> 274</span>&#160; <span class="comment">// ON_BrepTrim::m_this_domain.</span></div><div class="line"><a name="l00275"></a><span class="lineno"> 275</span>&#160;</div><div class="line"><a name="l00276"></a><span class="lineno"><a class="line" href="../../d8/db7/class_o_n___poly_edge_segment.html#a1196d23b6ea1827d4bdc2146fb60d5a6"> 276</a></span>&#160; <span class="comment">// Runtime helpers</span></div><div class="line"><a name="l00277"></a><span class="lineno"> 277</span>&#160; <span class="keyword">const</span> <span class="keywordtype">void</span>* m_parent_object; <span class="comment">// CRhinoBrepObject or CRhinoCurveObject</span></div><div class="line"><a name="l00278"></a><span class="lineno"> 278</span>&#160; <span class="keyword">const</span> <a class="code" href="../../d9/d96/class_o_n___brep.html">ON_Brep</a>* m_brep;</div><div class="line"><a name="l00279"></a><span class="lineno"> 279</span>&#160; <span class="keyword">const</span> <a class="code" href="../../d3/dac/class_o_n___brep_trim.html">ON_BrepTrim</a>* m_trim; <span class="comment">// 2d trim in m_brep</span></div><div class="line"><a name="l00280"></a><span class="lineno"> 280</span>&#160; <span class="keyword">const</span> <a class="code" href="../../dd/de8/class_o_n___brep_edge.html">ON_BrepEdge</a>* m_edge; <span class="comment">// 3d edge in m_brep</span></div><div class="line"><a name="l00281"></a><span class="lineno"> 281</span>&#160; <span class="keyword">const</span> <a class="code" href="../../d0/d4c/class_o_n___brep_face.html">ON_BrepFace</a>* m_face;</div><div class="line"><a name="l00282"></a><span class="lineno"> 282</span>&#160; <span class="keyword">const</span> <a class="code" href="../../da/da0/class_o_n___surface.html">ON_Surface</a>* m_surface;</div><div class="line"><a name="l00283"></a><span class="lineno"> 283</span>&#160;</div><div class="line"><a name="l00284"></a><span class="lineno"> 284</span>&#160;</div><div class="line"><a name="l00285"></a><span class="lineno"> 285</span>&#160;<span class="keyword">private</span>:</div><div class="line"><a name="l00286"></a><span class="lineno"> 286</span>&#160; <span class="keyword">friend</span> <span class="keyword">class </span><a class="code" href="../../d6/d10/class_o_n___poly_edge_curve.html">ON_PolyEdgeCurve</a>;</div><div class="line"><a name="l00287"></a><span class="lineno"> 287</span>&#160; <span class="keywordtype">void</span> ClearEvalCacheHelper();</div><div class="line"><a name="l00288"></a><span class="lineno"> 288</span>&#160;</div><div class="line"><a name="l00289"></a><span class="lineno"> 289</span>&#160; <span class="comment">// parameter evaluation cache</span></div><div class="line"><a name="l00290"></a><span class="lineno"> 290</span>&#160; <span class="keywordtype">double</span> m_t;</div><div class="line"><a name="l00291"></a><span class="lineno"> 291</span>&#160; <span class="keywordtype">double</span> m_edge_t;</div><div class="line"><a name="l00292"></a><span class="lineno"> 292</span>&#160; <span class="keywordtype">double</span> m_trim_t;</div><div class="line"><a name="l00293"></a><span class="lineno"> 293</span>&#160; <span class="keywordtype">double</span> m_srf_uv[2];</div><div class="line"><a name="l00294"></a><span class="lineno"> 294</span>&#160; <span class="keywordtype">int</span> m_trim_hint;</div><div class="line"><a name="l00295"></a><span class="lineno"> 295</span>&#160; <span class="keywordtype">int</span> m_edge_hint;</div><div class="line"><a name="l00296"></a><span class="lineno"> 296</span>&#160;</div><div class="line"><a name="l00297"></a><span class="lineno"> 297</span>&#160; <span class="comment">// surface evaluation cache</span></div><div class="line"><a name="l00298"></a><span class="lineno"> 298</span>&#160; <span class="keywordtype">int</span> m_evsrf_hint[2];</div><div class="line"><a name="l00299"></a><span class="lineno"> 299</span>&#160; <span class="keywordtype">double</span> m_evsrf_uv[2];</div><div class="line"><a name="l00300"></a><span class="lineno"> 300</span>&#160; <a class="code" href="../../d2/d35/class_o_n__3d_point.html">ON_3dPoint</a> m_evsrf_pt;</div><div class="line"><a name="l00301"></a><span class="lineno"> 301</span>&#160; <a class="code" href="../../d5/dae/class_o_n__3d_vector.html">ON_3dVector</a> m_evsrf_du;</div><div class="line"><a name="l00302"></a><span class="lineno"> 302</span>&#160; <a class="code" href="../../d5/dae/class_o_n__3d_vector.html">ON_3dVector</a> m_evsrf_dv;</div><div class="line"><a name="l00303"></a><span class="lineno"> 303</span>&#160; <a class="code" href="../../d5/dae/class_o_n__3d_vector.html">ON_3dVector</a> m_evsrf_duu;</div><div class="line"><a name="l00304"></a><span class="lineno"> 304</span>&#160; <a class="code" href="../../d5/dae/class_o_n__3d_vector.html">ON_3dVector</a> m_evsrf_duv;</div><div class="line"><a name="l00305"></a><span class="lineno"> 305</span>&#160; <a class="code" href="../../d5/dae/class_o_n__3d_vector.html">ON_3dVector</a> m_evsrf_dvv;</div><div class="line"><a name="l00306"></a><span class="lineno"> 306</span>&#160; <a class="code" href="../../d5/dae/class_o_n__3d_vector.html">ON_3dVector</a> m_evsrf_tan;</div><div class="line"><a name="l00307"></a><span class="lineno"> 307</span>&#160;</div><div class="line"><a name="l00308"></a><span class="lineno"> 308</span>&#160; <span class="keywordtype">void</span> Init();</div><div class="line"><a name="l00309"></a><span class="lineno"> 309</span>&#160;};</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="preprocessor">#endif</span></div><div class="ttc" id="class_o_n___poly_curve_html_ad3b9f330f58de9f6abf5c148421fc953"><div class="ttname"><a href="../../d8/d00/class_o_n___poly_curve.html#ad3b9f330f58de9f6abf5c148421fc953">ON_PolyCurve::PrependAndMatch</a></div><div class="ttdeci">bool PrependAndMatch(ON_Curve *)</div></div>
<div class="ttc" id="class_o_n___poly_curve_html_a3e3a808731699edd3df177bf1a296b92"><div class="ttname"><a href="../../d8/d00/class_o_n___poly_curve.html#a3e3a808731699edd3df177bf1a296b92">ON_PolyCurve::SetStartPoint</a></div><div class="ttdeci">bool SetStartPoint(ON_3dPoint start_point) override</div><div class="ttdoc">Force the curve to start at a specified point. </div></div>
<div class="ttc" id="class_o_n___poly_curve_html_a7e3d68e828a1ae33e7f9784bd48fc469"><div class="ttname"><a href="../../d8/d00/class_o_n___poly_curve.html#a7e3d68e828a1ae33e7f9784bd48fc469">ON_PolyCurve::DestroyRuntimeCache</a></div><div class="ttdeci">void DestroyRuntimeCache(bool bDelete=true) override</div><div class="ttdoc">virtual ON_Object::DestroyRuntimeCache override </div></div>
<div class="ttc" id="struct_o_n___u_u_i_d__struct_html"><div class="ttname"><a href="../../d8/db4/struct_o_n___u_u_i_d__struct.html">ON_UUID_struct</a></div><div class="ttdoc">ON_UUID is a 16 byte universally unique identifier. </div><div class="ttdef"><b>Definition:</b> opennurbs_uuid.h:32</div></div>
<div class="ttc" id="class_o_n___brep_face_html"><div class="ttname"><a href="../../d0/d4c/class_o_n___brep_face.html">ON_BrepFace</a></div><div class="ttdef"><b>Definition:</b> opennurbs_brep.h:917</div></div>
<div class="ttc" id="class_o_n___curve_proxy_html_aaf1ec09354192fdcaad958b954aebe6f"><div class="ttname"><a href="../../dc/dda/class_o_n___curve_proxy.html#aaf1ec09354192fdcaad958b954aebe6f">ON_CurveProxy::Write</a></div><div class="ttdeci">bool Write(ON_BinaryArchive &amp;) const override</div><div class="ttdoc">Low level archive writing tool used by ON_BinaryArchive::WriteObject(). </div></div>
<div class="ttc" id="class_o_n___brep_edge_html"><div class="ttname"><a href="../../dd/de8/class_o_n___brep_edge.html">ON_BrepEdge</a></div><div class="ttdoc">Brep edge information is stored in ON_BrepEdge classes. ON_Brep.m_E[] is an array of all the edges in...</div><div class="ttdef"><b>Definition:</b> opennurbs_brep.h:192</div></div>
<div class="ttc" id="class_o_n___poly_curve_html_a3c4d080328acb8457bc4a0e0edd9c618"><div class="ttname"><a href="../../d8/d00/class_o_n___poly_curve.html#a3c4d080328acb8457bc4a0e0edd9c618">ON_PolyCurve::SetEndPoint</a></div><div class="ttdeci">bool SetEndPoint(ON_3dPoint end_point) override</div><div class="ttdoc">Force the curve to end at a specified point. </div></div>
<div class="ttc" id="class_o_n___poly_curve_html_ae77c5704cc568f6818d3d23301e274c9"><div class="ttname"><a href="../../d8/d00/class_o_n___poly_curve.html#ae77c5704cc568f6818d3d23301e274c9">ON_PolyCurve::Insert</a></div><div class="ttdeci">bool Insert(int, ON_Curve *)</div></div>
<div class="ttc" id="class_o_n___curve_html"><div class="ttname"><a href="../../d4/d5a/class_o_n___curve.html">ON_Curve</a></div><div class="ttdoc">ON_Curve is a pure virtual class for curve objects </div><div class="ttdef"><b>Definition:</b> opennurbs_curve.h:93</div></div>
<div class="ttc" id="class_o_n___poly_curve_html_a055359871bbff3d14e1f8b9b1fdda40f"><div class="ttname"><a href="../../d8/d00/class_o_n___poly_curve.html#a055359871bbff3d14e1f8b9b1fdda40f">ON_PolyCurve::Append</a></div><div class="ttdeci">bool Append(ON_Curve *)</div></div>
<div class="ttc" id="class_o_n___poly_curve_html_ae80e5325548e2e467811603b5ffec257"><div class="ttname"><a href="../../d8/d00/class_o_n___poly_curve.html#ae80e5325548e2e467811603b5ffec257">ON_PolyCurve::SegmentCurve</a></div><div class="ttdeci">ON_Curve * SegmentCurve(int segment_index) const</div><div class="ttdoc">Returns a pointer to a segment curve. </div></div>
<div class="ttc" id="class_o_n___poly_curve_html_a87c4768bb74bc28a11e300895278a3c4"><div class="ttname"><a href="../../d8/d00/class_o_n___poly_curve.html#a87c4768bb74bc28a11e300895278a3c4">ON_PolyCurve::IsClosed</a></div><div class="ttdeci">bool IsClosed(void) const override</div><div class="ttdoc">Test a curve to see if it is closed. </div></div>
<div class="ttc" id="class_o_n___curve_proxy_html_a6ae0fdc2cd9a6b1518777e7fc4e66661"><div class="ttname"><a href="../../dc/dda/class_o_n___curve_proxy.html#a6ae0fdc2cd9a6b1518777e7fc4e66661">ON_CurveProxy::Read</a></div><div class="ttdeci">bool Read(ON_BinaryArchive &amp;) override</div><div class="ttdoc">Low level archive writing tool used by ON_BinaryArchive::ReadObject(). </div></div>
<div class="ttc" id="class_o_n___poly_curve_html_adf357f537f5084d75a0dfe2e33d73cd2"><div class="ttname"><a href="../../d8/d00/class_o_n___poly_curve.html#adf357f537f5084d75a0dfe2e33d73cd2">ON_PolyCurve::Remove</a></div><div class="ttdeci">bool Remove()</div></div>
<div class="ttc" id="class_o_n___poly_curve_html_a83936a93b5881ee93098289f6987282c"><div class="ttname"><a href="../../d8/d00/class_o_n___poly_curve.html#a83936a93b5881ee93098289f6987282c">ON_PolyCurve::operator[]</a></div><div class="ttdeci">ON_Curve * operator[](int) const</div><div class="ttdoc">These operator[] functions return nullptr if index is out of range. </div></div>
<div class="ttc" id="class_o_n___poly_edge_segment_html"><div class="ttname"><a href="../../d8/db7/class_o_n___poly_edge_segment.html">ON_PolyEdgeSegment</a></div><div class="ttdef"><b>Definition:</b> opennurbs_polyedgecurve.h:138</div></div>
<div class="ttc" id="class_o_n___curve_proxy_html_aa34313f708a47da03a20897c4d6beb9a"><div class="ttname"><a href="../../dc/dda/class_o_n___curve_proxy.html#aa34313f708a47da03a20897c4d6beb9a">ON_CurveProxy::DestroyRuntimeCache</a></div><div class="ttdeci">void DestroyRuntimeCache(bool bDelete=true) override</div><div class="ttdoc">virtual ON_Object::DestroyRuntimeCache override </div></div>
<div class="ttc" id="class_o_n___poly_curve_html_a1004ba72034176a7324b73fce2567c2b"><div class="ttname"><a href="../../d8/d00/class_o_n___poly_curve.html#a1004ba72034176a7324b73fce2567c2b">ON_PolyCurve::DuplicateCurve</a></div><div class="ttdeci">ON_Curve * DuplicateCurve() const override</div><div class="ttdoc">ON_Curve overrides. </div></div>
<div class="ttc" id="class_o_n___poly_curve_html"><div class="ttname"><a href="../../d8/d00/class_o_n___poly_curve.html">ON_PolyCurve</a></div><div class="ttdoc">An ON_PolyCurve is an ON_Curve represented by a sequence of contiguous ON_Curve segments. A valid polycurve is represented by an array m_segment of Count()&gt;=1 curve objects and a strictly increasing array m_t of Count()+1 parameter values. The i-th curve segment, when considered as part of the polycurve, is affinely reparamaterized from m_t[i] to m_t[i+1], i.e., m_segment[i].Domain()[0] is mapped to m_t[i] and m_segment[i].Domain()[1] is mapped to m_t[i+1]. </div><div class="ttdef"><b>Definition:</b> opennurbs_polycurve.h:35</div></div>
<div class="ttc" id="class_o_n___surface_html_a7418fb8120619cb5f17bd4283ad37087"><div class="ttname"><a href="../../da/da0/class_o_n___surface.html#a7418fb8120619cb5f17bd4283ad37087">ON_Surface::ISO</a></div><div class="ttdeci">ISO</div><div class="ttdoc">pure virtual class for surface objects </div><div class="ttdef"><b>Definition:</b> opennurbs_surface.h:72</div></div>
<div class="ttc" id="class_o_n___curve_proxy_html"><div class="ttname"><a href="../../dc/dda/class_o_n___curve_proxy.html">ON_CurveProxy</a></div><div class="ttdef"><b>Definition:</b> opennurbs_curveproxy.h:37</div></div>
<div class="ttc" id="class_o_n___poly_curve_html_af56d626715ab09a9675cd469a8b6309d"><div class="ttname"><a href="../../d8/d00/class_o_n___poly_curve.html#af56d626715ab09a9675cd469a8b6309d">ON_PolyCurve::AppendAndMatch</a></div><div class="ttdeci">bool AppendAndMatch(ON_Curve *)</div></div>
<div class="ttc" id="class_o_n___poly_curve_html_a6a0fcf75febb4d6e12dbbf9188c013b9"><div class="ttname"><a href="../../d8/d00/class_o_n___poly_curve.html#a6a0fcf75febb4d6e12dbbf9188c013b9">ON_PolyCurve::Prepend</a></div><div class="ttdeci">bool Prepend(ON_Curve *)</div></div>
<div class="ttc" id="class_o_n___poly_edge_curve_html"><div class="ttname"><a href="../../d6/d10/class_o_n___poly_edge_curve.html">ON_PolyEdgeCurve</a></div><div class="ttdef"><b>Definition:</b> opennurbs_polyedgecurve.h:22</div></div>
<div class="ttc" id="class_o_n___brep_html"><div class="ttname"><a href="../../d9/d96/class_o_n___brep.html">ON_Brep</a></div><div class="ttdef"><b>Definition:</b> opennurbs_brep.h:1472</div></div>
<div class="ttc" id="class_o_n___interval_html_a1477445eae2a66b83f55164d5388b8c6"><div class="ttname"><a href="../../dc/dc7/class_o_n___interval.html#a1477445eae2a66b83f55164d5388b8c6">ON_Interval::EmptyInterval</a></div><div class="ttdeci">static const ON_Interval EmptyInterval</div><div class="ttdef"><b>Definition:</b> opennurbs_point.h:49</div></div>
<div class="ttc" id="class_o_n___curve_proxy_html_ae78a31f3b306672cde749a04cba9bbda"><div class="ttname"><a href="../../dc/dda/class_o_n___curve_proxy.html#ae78a31f3b306672cde749a04cba9bbda">ON_CurveProxy::DuplicateCurve</a></div><div class="ttdeci">ON_Curve * DuplicateCurve() const override</div><div class="ttdoc">Get a duplicate of the curve. </div></div>
<div class="ttc" id="class_o_n___curve_proxy_html_aa8b99b3d2672ae0ac00beb2dafe98245"><div class="ttname"><a href="../../dc/dda/class_o_n___curve_proxy.html#aa8b99b3d2672ae0ac00beb2dafe98245">ON_CurveProxy::IsClosed</a></div><div class="ttdeci">bool IsClosed(void) const override</div><div class="ttdoc">Test a curve to see if it is closed. </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__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___surface_html"><div class="ttname"><a href="../../da/da0/class_o_n___surface.html">ON_Surface</a></div><div class="ttdef"><b>Definition:</b> opennurbs_surface.h:57</div></div>
<div class="ttc" id="class_o_n___poly_curve_html_a762e058d9df8c2210266004441bf5c1c"><div class="ttname"><a href="../../d8/d00/class_o_n___poly_curve.html#a762e058d9df8c2210266004441bf5c1c">ON_PolyCurve::ChangeClosedCurveSeam</a></div><div class="ttdeci">bool ChangeClosedCurveSeam(double t) override</div><div class="ttdoc">If this curve is closed, then modify it so that the start/end point is at curve parameter t...</div></div>
<div class="ttc" id="class_o_n___brep_trim_html"><div class="ttname"><a href="../../d3/dac/class_o_n___brep_trim.html">ON_BrepTrim</a></div><div class="ttdoc">Brep trim information is stored in ON_BrepTrim classes. ON_Brep.m_T[] is an array of all the trim in ...</div><div class="ttdef"><b>Definition:</b> opennurbs_brep.h:397</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 class="ttc" id="class_o_n___interval_html"><div class="ttname"><a href="../../dc/dc7/class_o_n___interval.html">ON_Interval</a></div><div class="ttdef"><b>Definition:</b> opennurbs_point.h:46</div></div>
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