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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_OFFSETSURFACE_INC_)</span></div><div class="line"><a name="l00018"></a><span class="lineno"> 18</span>&#160;<span class="preprocessor">#define ON_OFFSETSURFACE_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"><a class="line" href="../../d0/d89/class_o_n___bump_function.html"> 20</a></span>&#160;<span class="keyword">class </span>ON_CLASS <a class="code" href="../../d0/d89/class_o_n___bump_function.html">ON_BumpFunction</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"> 22</span>&#160;<span class="keyword">public</span>:</div><div class="line"><a name="l00023"></a><span class="lineno"> 23</span>&#160; <a class="code" href="../../d0/d89/class_o_n___bump_function.html">ON_BumpFunction</a>();</div><div class="line"><a name="l00024"></a><span class="lineno"> 24</span>&#160; ~<a class="code" href="../../d0/d89/class_o_n___bump_function.html">ON_BumpFunction</a>() = <span class="keywordflow">default</span>;</div><div class="line"><a name="l00025"></a><span class="lineno"> 25</span>&#160; <a class="code" href="../../d0/d89/class_o_n___bump_function.html">ON_BumpFunction</a>(<span class="keyword">const</span> <a class="code" href="../../d0/d89/class_o_n___bump_function.html">ON_BumpFunction</a>&amp;) = <span class="keywordflow">default</span>;</div><div class="line"><a name="l00026"></a><span class="lineno"> 26</span>&#160; <a class="code" href="../../d0/d89/class_o_n___bump_function.html">ON_BumpFunction</a>&amp; operator=(<span class="keyword">const</span> <a class="code" href="../../d0/d89/class_o_n___bump_function.html">ON_BumpFunction</a>&amp;) = <span class="keywordflow">default</span>;</div><div class="line"><a name="l00027"></a><span class="lineno"> 27</span>&#160;</div><div class="line"><a name="l00028"></a><span class="lineno"> 28</span>&#160;<span class="keyword">public</span>:</div><div class="line"><a name="l00029"></a><span class="lineno"> 29</span>&#160; <span class="keywordtype">double</span> ValueAt(</div><div class="line"><a name="l00030"></a><span class="lineno"> 30</span>&#160; <span class="keywordtype">double</span> s,</div><div class="line"><a name="l00031"></a><span class="lineno"> 31</span>&#160; <span class="keywordtype">double</span> t</div><div class="line"><a name="l00032"></a><span class="lineno"> 32</span>&#160; ) <span class="keyword">const</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="keywordtype">void</span> Evaluate(</div><div class="line"><a name="l00035"></a><span class="lineno"> 35</span>&#160; <span class="keywordtype">double</span> s,</div><div class="line"><a name="l00036"></a><span class="lineno"> 36</span>&#160; <span class="keywordtype">double</span> t,</div><div class="line"><a name="l00037"></a><span class="lineno"> 37</span>&#160; <span class="keywordtype">int</span> der_count,</div><div class="line"><a name="l00038"></a><span class="lineno"> 38</span>&#160; <span class="keywordtype">double</span>* value</div><div class="line"><a name="l00039"></a><span class="lineno"> 39</span>&#160; ) <span class="keyword">const</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;<span class="keyword">public</span>:</div><div class="line"><a name="l00042"></a><span class="lineno"><a class="line" href="../../d0/d89/class_o_n___bump_function.html#ac16d93ab9413895bb26fb17280844a42"> 42</a></span>&#160; <a class="code" href="../../dd/dd9/class_o_n__2d_point.html">ON_2dPoint</a> m_point = <a class="code" href="../../dd/dd9/class_o_n__2d_point.html#a6089662dacc78d960b5b09bc08c559f5">ON_2dPoint::NanPoint</a>; <span class="comment">// center of bump</span></div><div class="line"><a name="l00043"></a><span class="lineno"><a class="line" href="../../d0/d89/class_o_n___bump_function.html#a9ecee87e5558548cf7c5a2410d1ca86b"> 43</a></span>&#160; <span class="keywordtype">int</span> m_type[2];<span class="comment">// // = {0,0} // 1 = linear, 5 = quintic, else linear;</span></div><div class="line"><a name="l00044"></a><span class="lineno"> 44</span>&#160;</div><div class="line"><a name="l00045"></a><span class="lineno"> 45</span>&#160;<span class="keyword">public</span>:</div><div class="line"><a name="l00046"></a><span class="lineno"> 46</span>&#160; <span class="comment">// numbers used in evaluation</span></div><div class="line"><a name="l00047"></a><span class="lineno"><a class="line" href="../../d0/d89/class_o_n___bump_function.html#a176684514482e05fe054f21994acf9c7"> 47</a></span>&#160; <span class="keywordtype">double</span> m_x0 = 0.0;</div><div class="line"><a name="l00048"></a><span class="lineno"><a class="line" href="../../d0/d89/class_o_n___bump_function.html#a2e92bb2fe4342bf57b1d07a338a2b18f"> 48</a></span>&#160; <span class="keywordtype">double</span> m_y0 = 0.0;</div><div class="line"><a name="l00049"></a><span class="lineno"><a class="line" href="../../d0/d89/class_o_n___bump_function.html#ae7e48e1056ba360a2cf174cd54115c8f"> 49</a></span>&#160; <span class="keywordtype">double</span> m_sx[2]; <span class="comment">// = {0.0, 0.0} // 1/(support radius)</span></div><div class="line"><a name="l00050"></a><span class="lineno"><a class="line" href="../../d0/d89/class_o_n___bump_function.html#af7d4c6090a405174db365bc677262e67"> 50</a></span>&#160; <span class="keywordtype">double</span> m_sy[2]; <span class="comment">// = {0.0, 0.0} // 1/(support radius)</span></div><div class="line"><a name="l00051"></a><span class="lineno"><a class="line" href="../../d0/d89/class_o_n___bump_function.html#a6a503fe05ad4b0f7ccb3182ccb387e5b"> 51</a></span>&#160; <span class="keywordtype">double</span> m_a = 0.0; <span class="comment">// evaluation coefficient</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="keyword">private</span>:</div><div class="line"><a name="l00054"></a><span class="lineno"> 54</span>&#160; <span class="keywordtype">void</span> Internal_EvaluateLinearBump(<span class="keywordtype">double</span> t, <span class="keywordtype">double</span> dt, <span class="keywordtype">int</span> der_count, <span class="keywordtype">double</span>* value) <span class="keyword">const</span>;</div><div class="line"><a name="l00055"></a><span class="lineno"> 55</span>&#160; <span class="keywordtype">void</span> Internal_EvaluateQuinticBump(<span class="keywordtype">double</span> t, <span class="keywordtype">double</span> dt, <span class="keywordtype">int</span> der_count, <span class="keywordtype">double</span>* value) <span class="keyword">const</span>;</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;</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"><a class="line" href="../../d6/df2/class_o_n___offset_surface_value.html"> 59</a></span>&#160;<span class="keyword">class </span>ON_CLASS <a class="code" href="../../d6/df2/class_o_n___offset_surface_value.html">ON_OffsetSurfaceValue</a></div><div class="line"><a name="l00060"></a><span class="lineno"> 60</span>&#160;{</div><div class="line"><a name="l00061"></a><span class="lineno"> 61</span>&#160;<span class="keyword">public</span>:</div><div class="line"><a name="l00062"></a><span class="lineno"> 62</span>&#160; <a class="code" href="../../d6/df2/class_o_n___offset_surface_value.html">ON_OffsetSurfaceValue</a>() = <span class="keywordflow">default</span>;</div><div class="line"><a name="l00063"></a><span class="lineno"> 63</span>&#160; ~<a class="code" href="../../d6/df2/class_o_n___offset_surface_value.html">ON_OffsetSurfaceValue</a>() = <span class="keywordflow">default</span>;</div><div class="line"><a name="l00064"></a><span class="lineno"> 64</span>&#160; <a class="code" href="../../d6/df2/class_o_n___offset_surface_value.html">ON_OffsetSurfaceValue</a>(<span class="keyword">const</span> <a class="code" href="../../d6/df2/class_o_n___offset_surface_value.html">ON_OffsetSurfaceValue</a>&amp;) = <span class="keywordflow">default</span>;</div><div class="line"><a name="l00065"></a><span class="lineno"> 65</span>&#160; <a class="code" href="../../d6/df2/class_o_n___offset_surface_value.html">ON_OffsetSurfaceValue</a>&amp; operator=(<span class="keyword">const</span> <a class="code" href="../../d6/df2/class_o_n___offset_surface_value.html">ON_OffsetSurfaceValue</a>&amp;) = <span class="keywordflow">default</span>;</div><div class="line"><a name="l00066"></a><span class="lineno"> 66</span>&#160;<span class="keyword">public</span>:</div><div class="line"><a name="l00067"></a><span class="lineno"><a class="line" href="../../d6/df2/class_o_n___offset_surface_value.html#a13b5a6f53d4c949bed6eb117fcbf9a13"> 67</a></span>&#160; <span class="keywordtype">double</span> m_s = ON_DBL_QNAN;</div><div class="line"><a name="l00068"></a><span class="lineno"><a class="line" href="../../d6/df2/class_o_n___offset_surface_value.html#a769fadce7be82495dc95963bf9431b5d"> 68</a></span>&#160; <span class="keywordtype">double</span> m_t = ON_DBL_QNAN;</div><div class="line"><a name="l00069"></a><span class="lineno"><a class="line" href="../../d6/df2/class_o_n___offset_surface_value.html#aa066f0e2bc89ddb34eadb4a5c605b395"> 69</a></span>&#160; <span class="keywordtype">double</span> m_distance = ON_DBL_QNAN;</div><div class="line"><a name="l00070"></a><span class="lineno"><a class="line" href="../../d6/df2/class_o_n___offset_surface_value.html#a455e4db14248886d93bc32d3bd588d67"> 70</a></span>&#160; <span class="keywordtype">double</span> m_radius = ON_DBL_QNAN;</div><div class="line"><a name="l00071"></a><span class="lineno"><a class="line" href="../../d6/df2/class_o_n___offset_surface_value.html#a6c58938def908e45f9bba8ff8f4fad83"> 71</a></span>&#160; <span class="keywordtype">int</span> m_index = ON_UNSET_INT_INDEX;</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;</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="preprocessor">#if defined(ON_DLL_TEMPLATE)</span></div><div class="line"><a name="l00076"></a><span class="lineno"> 76</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_BumpFunction&gt;</a>;</div><div class="line"><a name="l00077"></a><span class="lineno"> 77</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_OffsetSurfaceValue&gt;</a>;</div><div class="line"><a name="l00078"></a><span class="lineno"> 78</span>&#160;<span class="preprocessor">#endif</span></div><div class="line"><a name="l00079"></a><span class="lineno"> 79</span>&#160;</div><div class="line"><a name="l00080"></a><span class="lineno"> 80</span>&#160;</div><div class="line"><a name="l00081"></a><span class="lineno"><a class="line" href="../../d1/d31/class_o_n___offset_surface_function.html"> 81</a></span>&#160;<span class="keyword">class </span>ON_CLASS <a class="code" href="../../d1/d31/class_o_n___offset_surface_function.html">ON_OffsetSurfaceFunction</a></div><div class="line"><a name="l00082"></a><span class="lineno"> 82</span>&#160;{</div><div class="line"><a name="l00083"></a><span class="lineno"> 83</span>&#160;<span class="keyword">public</span>:</div><div class="line"><a name="l00084"></a><span class="lineno"> 84</span>&#160; <a class="code" href="../../d1/d31/class_o_n___offset_surface_function.html">ON_OffsetSurfaceFunction</a>();</div><div class="line"><a name="l00085"></a><span class="lineno"> 85</span>&#160; ~<a class="code" href="../../d1/d31/class_o_n___offset_surface_function.html">ON_OffsetSurfaceFunction</a>();</div><div class="line"><a name="l00086"></a><span class="lineno"> 86</span>&#160;</div><div class="line"><a name="l00087"></a><span class="lineno"> 87</span>&#160; <span class="comment">/*</span></div><div class="line"><a name="l00088"></a><span class="lineno"> 88</span>&#160;<span class="comment"> Description:</span></div><div class="line"><a name="l00089"></a><span class="lineno"> 89</span>&#160;<span class="comment"> Sets base surface for the offset function.</span></div><div class="line"><a name="l00090"></a><span class="lineno"> 90</span>&#160;<span class="comment"> Parameters:</span></div><div class="line"><a name="l00091"></a><span class="lineno"> 91</span>&#160;<span class="comment"> srf - [in] pointer to the base surface.</span></div><div class="line"><a name="l00092"></a><span class="lineno"> 92</span>&#160;<span class="comment"> This surface must remain valid while</span></div><div class="line"><a name="l00093"></a><span class="lineno"> 93</span>&#160;<span class="comment"> the ON_OffsetSurfaceFunction class is used.</span></div><div class="line"><a name="l00094"></a><span class="lineno"> 94</span>&#160;<span class="comment"> Returns:</span></div><div class="line"><a name="l00095"></a><span class="lineno"> 95</span>&#160;<span class="comment"> True if successful.</span></div><div class="line"><a name="l00096"></a><span class="lineno"> 96</span>&#160;<span class="comment"> */</span></div><div class="line"><a name="l00097"></a><span class="lineno"> 97</span>&#160; <span class="keywordtype">bool</span> SetBaseSurface(</div><div class="line"><a name="l00098"></a><span class="lineno"> 98</span>&#160; <span class="keyword">const</span> <a class="code" href="../../da/da0/class_o_n___surface.html">ON_Surface</a>* srf </div><div class="line"><a name="l00099"></a><span class="lineno"> 99</span>&#160; );</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="comment">/*</span></div><div class="line"><a name="l00102"></a><span class="lineno"> 102</span>&#160;<span class="comment"> Returns:</span></div><div class="line"><a name="l00103"></a><span class="lineno"> 103</span>&#160;<span class="comment"> Base surface specified SetBaseSurface().</span></div><div class="line"><a name="l00104"></a><span class="lineno"> 104</span>&#160;<span class="comment"> */</span></div><div class="line"><a name="l00105"></a><span class="lineno"> 105</span>&#160; <span class="keyword">const</span> <a class="code" href="../../da/da0/class_o_n___surface.html">ON_Surface</a>* BaseSurface() <span class="keyword">const</span>;</div><div class="line"><a name="l00106"></a><span class="lineno"> 106</span>&#160;</div><div class="line"><a name="l00107"></a><span class="lineno"> 107</span>&#160; <span class="comment">/*</span></div><div class="line"><a name="l00108"></a><span class="lineno"> 108</span>&#160;<span class="comment"> Description:</span></div><div class="line"><a name="l00109"></a><span class="lineno"> 109</span>&#160;<span class="comment"> Use set SetSideTangency if you want the offset </span></div><div class="line"><a name="l00110"></a><span class="lineno"> 110</span>&#160;<span class="comment"> surface and base surface to have the same unit</span></div><div class="line"><a name="l00111"></a><span class="lineno"> 111</span>&#160;<span class="comment"> normals along a side of the surfaces&#39;s parameter</span></div><div class="line"><a name="l00112"></a><span class="lineno"> 112</span>&#160;<span class="comment"> spaces.</span></div><div class="line"><a name="l00113"></a><span class="lineno"> 113</span>&#160;<span class="comment"> Parameters:</span></div><div class="line"><a name="l00114"></a><span class="lineno"> 114</span>&#160;<span class="comment"> side - [in]</span></div><div class="line"><a name="l00115"></a><span class="lineno"> 115</span>&#160;<span class="comment"> 0 = south side</span></div><div class="line"><a name="l00116"></a><span class="lineno"> 116</span>&#160;<span class="comment"> 1 = east side</span></div><div class="line"><a name="l00117"></a><span class="lineno"> 117</span>&#160;<span class="comment"> 2 = north side</span></div><div class="line"><a name="l00118"></a><span class="lineno"> 118</span>&#160;<span class="comment"> 3 = west side</span></div><div class="line"><a name="l00119"></a><span class="lineno"> 119</span>&#160;<span class="comment"> bEnable - [in] true to enable tangency,</span></div><div class="line"><a name="l00120"></a><span class="lineno"> 120</span>&#160;<span class="comment"> false to disable tangency</span></div><div class="line"><a name="l00121"></a><span class="lineno"> 121</span>&#160;<span class="comment"> Returns:</span></div><div class="line"><a name="l00122"></a><span class="lineno"> 122</span>&#160;<span class="comment"> True if successful.</span></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="keywordtype">bool</span> SetSideTangency(</div><div class="line"><a name="l00125"></a><span class="lineno"> 125</span>&#160; <span class="keywordtype">int</span> side,</div><div class="line"><a name="l00126"></a><span class="lineno"> 126</span>&#160; <span class="keywordtype">bool</span> bEnable</div><div class="line"><a name="l00127"></a><span class="lineno"> 127</span>&#160; );</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">/*</span></div><div class="line"><a name="l00130"></a><span class="lineno"> 130</span>&#160;<span class="comment"> Parameters:</span></div><div class="line"><a name="l00131"></a><span class="lineno"> 131</span>&#160;<span class="comment"> side - [in]</span></div><div class="line"><a name="l00132"></a><span class="lineno"> 132</span>&#160;<span class="comment"> 0 = south side</span></div><div class="line"><a name="l00133"></a><span class="lineno"> 133</span>&#160;<span class="comment"> 1 = east side</span></div><div class="line"><a name="l00134"></a><span class="lineno"> 134</span>&#160;<span class="comment"> 2 = north side</span></div><div class="line"><a name="l00135"></a><span class="lineno"> 135</span>&#160;<span class="comment"> 3 = west side</span></div><div class="line"><a name="l00136"></a><span class="lineno"> 136</span>&#160;<span class="comment"> Returns:</span></div><div class="line"><a name="l00137"></a><span class="lineno"> 137</span>&#160;<span class="comment"> True if side tangency is enabled.</span></div><div class="line"><a name="l00138"></a><span class="lineno"> 138</span>&#160;<span class="comment"> */</span></div><div class="line"><a name="l00139"></a><span class="lineno"> 139</span>&#160; <span class="keywordtype">bool</span> SideTangency(<span class="keywordtype">int</span> side) <span class="keyword">const</span>;</div><div class="line"><a name="l00140"></a><span class="lineno"> 140</span>&#160;</div><div class="line"><a name="l00141"></a><span class="lineno"> 141</span>&#160; <span class="comment">/*</span></div><div class="line"><a name="l00142"></a><span class="lineno"> 142</span>&#160;<span class="comment"> Description:</span></div><div class="line"><a name="l00143"></a><span class="lineno"> 143</span>&#160;<span class="comment"> Sets the offset distance at a point. Call this function</span></div><div class="line"><a name="l00144"></a><span class="lineno"> 144</span>&#160;<span class="comment"> once for each point wher the user specifies an offset.</span></div><div class="line"><a name="l00145"></a><span class="lineno"> 145</span>&#160;<span class="comment"> Parameters:</span></div><div class="line"><a name="l00146"></a><span class="lineno"> 146</span>&#160;<span class="comment"> s - [in]</span></div><div class="line"><a name="l00147"></a><span class="lineno"> 147</span>&#160;<span class="comment"> t - [in] (s,t) is a base surface evaluation parameter</span></div><div class="line"><a name="l00148"></a><span class="lineno"> 148</span>&#160;<span class="comment"> distance - [in] distance is the offset distance.</span></div><div class="line"><a name="l00149"></a><span class="lineno"> 149</span>&#160;<span class="comment"> radius - [in] if radius&gt;0, then this value will be the</span></div><div class="line"><a name="l00150"></a><span class="lineno"> 150</span>&#160;<span class="comment"> the approximate radius of the offset &quot;bump&quot;.</span></div><div class="line"><a name="l00151"></a><span class="lineno"> 151</span>&#160;<span class="comment"> */</span></div><div class="line"><a name="l00152"></a><span class="lineno"> 152</span>&#160; <span class="keywordtype">bool</span> SetOffsetPoint(</div><div class="line"><a name="l00153"></a><span class="lineno"> 153</span>&#160; <span class="keywordtype">double</span> s,</div><div class="line"><a name="l00154"></a><span class="lineno"> 154</span>&#160; <span class="keywordtype">double</span> t,</div><div class="line"><a name="l00155"></a><span class="lineno"> 155</span>&#160; <span class="keywordtype">double</span> distance,</div><div class="line"><a name="l00156"></a><span class="lineno"> 156</span>&#160; <span class="keywordtype">double</span> radius = 0.0</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;</div><div class="line"><a name="l00159"></a><span class="lineno"> 159</span>&#160; <span class="comment">/*</span></div><div class="line"><a name="l00160"></a><span class="lineno"> 160</span>&#160;<span class="comment"> Description:</span></div><div class="line"><a name="l00161"></a><span class="lineno"> 161</span>&#160;<span class="comment"> Sets the surface parameters of an existing offset point.</span></div><div class="line"><a name="l00162"></a><span class="lineno"> 162</span>&#160;<span class="comment"> Parameters:</span></div><div class="line"><a name="l00163"></a><span class="lineno"> 163</span>&#160;<span class="comment"> index - [in] index of the point to set</span></div><div class="line"><a name="l00164"></a><span class="lineno"> 164</span>&#160;<span class="comment"> s - [in]</span></div><div class="line"><a name="l00165"></a><span class="lineno"> 165</span>&#160;<span class="comment"> t - [in] (s,t) is a base surface evaluation parameter</span></div><div class="line"><a name="l00166"></a><span class="lineno"> 166</span>&#160;<span class="comment"> */</span></div><div class="line"><a name="l00167"></a><span class="lineno"> 167</span>&#160; <span class="keywordtype">bool</span> SetPoint( </div><div class="line"><a name="l00168"></a><span class="lineno"> 168</span>&#160; <span class="keywordtype">int</span> index, </div><div class="line"><a name="l00169"></a><span class="lineno"> 169</span>&#160; <span class="keywordtype">double</span> s, </div><div class="line"><a name="l00170"></a><span class="lineno"> 170</span>&#160; <span class="keywordtype">double</span> t</div><div class="line"><a name="l00171"></a><span class="lineno"> 171</span>&#160; );</div><div class="line"><a name="l00172"></a><span class="lineno"> 172</span>&#160;</div><div class="line"><a name="l00173"></a><span class="lineno"> 173</span>&#160;</div><div class="line"><a name="l00174"></a><span class="lineno"> 174</span>&#160; <span class="comment">/*</span></div><div class="line"><a name="l00175"></a><span class="lineno"> 175</span>&#160;<span class="comment"> Description: </span></div><div class="line"><a name="l00176"></a><span class="lineno"> 176</span>&#160;<span class="comment"> Set the offset distance for an existing point</span></div><div class="line"><a name="l00177"></a><span class="lineno"> 177</span>&#160;<span class="comment"> Parameters:</span></div><div class="line"><a name="l00178"></a><span class="lineno"> 178</span>&#160;<span class="comment"> index - [in] index of the point to set</span></div><div class="line"><a name="l00179"></a><span class="lineno"> 179</span>&#160;<span class="comment"> distance - [in] new distance</span></div><div class="line"><a name="l00180"></a><span class="lineno"> 180</span>&#160;<span class="comment"> */</span></div><div class="line"><a name="l00181"></a><span class="lineno"> 181</span>&#160; <span class="keywordtype">bool</span> SetDistance( </div><div class="line"><a name="l00182"></a><span class="lineno"> 182</span>&#160; <span class="keywordtype">int</span> index, </div><div class="line"><a name="l00183"></a><span class="lineno"> 183</span>&#160; <span class="keywordtype">double</span> distance);</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;</div><div class="line"><a name="l00186"></a><span class="lineno"> 186</span>&#160; <span class="comment">/*</span></div><div class="line"><a name="l00187"></a><span class="lineno"> 187</span>&#160;<span class="comment"> Returns:</span></div><div class="line"><a name="l00188"></a><span class="lineno"> 188</span>&#160;<span class="comment"> Number of points specified using SetOffsetPoint().</span></div><div class="line"><a name="l00189"></a><span class="lineno"> 189</span>&#160;<span class="comment"> */</span></div><div class="line"><a name="l00190"></a><span class="lineno"> 190</span>&#160; <span class="keywordtype">int</span> OffsetPointCount() <span class="keyword">const</span>;</div><div class="line"><a name="l00191"></a><span class="lineno"> 191</span>&#160;</div><div class="line"><a name="l00192"></a><span class="lineno"> 192</span>&#160; <span class="comment">/*</span></div><div class="line"><a name="l00193"></a><span class="lineno"> 193</span>&#160;<span class="comment"> Parameters:</span></div><div class="line"><a name="l00194"></a><span class="lineno"> 194</span>&#160;<span class="comment"> i - [in] an index &gt;= 0 and &lt; OffsetPointCount()</span></div><div class="line"><a name="l00195"></a><span class="lineno"> 195</span>&#160;<span class="comment"> Returns:</span></div><div class="line"><a name="l00196"></a><span class="lineno"> 196</span>&#160;<span class="comment"> Surface parameter specified using SetOffsetPoint().</span></div><div class="line"><a name="l00197"></a><span class="lineno"> 197</span>&#160;<span class="comment"> */</span></div><div class="line"><a name="l00198"></a><span class="lineno"> 198</span>&#160; <a class="code" href="../../dd/dd9/class_o_n__2d_point.html">ON_2dPoint</a> OffsetSurfaceParameter(<span class="keywordtype">int</span> i) <span class="keyword">const</span>;</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="comment">/*</span></div><div class="line"><a name="l00201"></a><span class="lineno"> 201</span>&#160;<span class="comment"> Parameters:</span></div><div class="line"><a name="l00202"></a><span class="lineno"> 202</span>&#160;<span class="comment"> i - [in] an index &gt;= 0 and &lt; OffsetPointCount()</span></div><div class="line"><a name="l00203"></a><span class="lineno"> 203</span>&#160;<span class="comment"> Returns:</span></div><div class="line"><a name="l00204"></a><span class="lineno"> 204</span>&#160;<span class="comment"> Offset distance specified using SetOffsetPoint().</span></div><div class="line"><a name="l00205"></a><span class="lineno"> 205</span>&#160;<span class="comment"> */</span></div><div class="line"><a name="l00206"></a><span class="lineno"> 206</span>&#160; <span class="keywordtype">double</span> OffsetDistance(<span class="keywordtype">int</span> i) <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"> Description:</span></div><div class="line"><a name="l00210"></a><span class="lineno"> 210</span>&#160;<span class="comment"> Value of the offset distance at any surface parameter.</span></div><div class="line"><a name="l00211"></a><span class="lineno"> 211</span>&#160;<span class="comment"> Parameters:</span></div><div class="line"><a name="l00212"></a><span class="lineno"> 212</span>&#160;<span class="comment"> s - [in]</span></div><div class="line"><a name="l00213"></a><span class="lineno"> 213</span>&#160;<span class="comment"> t - [in] (s,t) is a base surface evaluation parameter</span></div><div class="line"><a name="l00214"></a><span class="lineno"> 214</span>&#160;<span class="comment"> Returns:</span></div><div class="line"><a name="l00215"></a><span class="lineno"> 215</span>&#160;<span class="comment"> offset distance at the surface parameter</span></div><div class="line"><a name="l00216"></a><span class="lineno"> 216</span>&#160;<span class="comment"> */</span></div><div class="line"><a name="l00217"></a><span class="lineno"> 217</span>&#160; <span class="keywordtype">double</span> DistanceAt(</div><div class="line"><a name="l00218"></a><span class="lineno"> 218</span>&#160; <span class="keywordtype">double</span> s,</div><div class="line"><a name="l00219"></a><span class="lineno"> 219</span>&#160; <span class="keywordtype">double</span> t</div><div class="line"><a name="l00220"></a><span class="lineno"> 220</span>&#160; ) <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"> Description:</span></div><div class="line"><a name="l00224"></a><span class="lineno"> 224</span>&#160;<span class="comment"> Value of the offset distance at any surface parameter.</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"> s - [in]</span></div><div class="line"><a name="l00227"></a><span class="lineno"> 227</span>&#160;<span class="comment"> t - [in] (s,t) is a base surface evaluation parameter</span></div><div class="line"><a name="l00228"></a><span class="lineno"> 228</span>&#160;<span class="comment"> num_der - [in] number of derivatives</span></div><div class="line"><a name="l00229"></a><span class="lineno"> 229</span>&#160;<span class="comment"> value - [out] value and derivatives of distance function</span></div><div class="line"><a name="l00230"></a><span class="lineno"> 230</span>&#160;<span class="comment"> value[0] = distance, value[1] = 1rst derivative,</span></div><div class="line"><a name="l00231"></a><span class="lineno"> 231</span>&#160;<span class="comment"> value[2] = 2nd derivative, ...</span></div><div class="line"><a name="l00232"></a><span class="lineno"> 232</span>&#160;<span class="comment"> Returns:</span></div><div class="line"><a name="l00233"></a><span class="lineno"> 233</span>&#160;<span class="comment"> True if successful</span></div><div class="line"><a name="l00234"></a><span class="lineno"> 234</span>&#160;<span class="comment"> */</span></div><div class="line"><a name="l00235"></a><span class="lineno"> 235</span>&#160; <span class="keywordtype">bool</span> EvaluateDistance(</div><div class="line"><a name="l00236"></a><span class="lineno"> 236</span>&#160; <span class="keywordtype">double</span> s,</div><div class="line"><a name="l00237"></a><span class="lineno"> 237</span>&#160; <span class="keywordtype">double</span> t,</div><div class="line"><a name="l00238"></a><span class="lineno"> 238</span>&#160; <span class="keywordtype">int</span> num_der,</div><div class="line"><a name="l00239"></a><span class="lineno"> 239</span>&#160; <span class="keywordtype">double</span>* value</div><div class="line"><a name="l00240"></a><span class="lineno"> 240</span>&#160; ) <span class="keyword">const</span>;</div><div class="line"><a name="l00241"></a><span class="lineno"> 241</span>&#160;</div><div class="line"><a name="l00242"></a><span class="lineno"> 242</span>&#160; <span class="comment">/*</span></div><div class="line"><a name="l00243"></a><span class="lineno"><a class="line" href="../../d1/d31/class_o_n___offset_surface_function.html#ab872dfc59e65714daa9b6219932ae5db"> 243</a></span>&#160;<span class="comment"> Description:</span></div><div class="line"><a name="l00244"></a><span class="lineno"> 244</span>&#160;<span class="comment"> Value of the offset function at any surface parameter.</span></div><div class="line"><a name="l00245"></a><span class="lineno"> 245</span>&#160;<span class="comment"> Parameters:</span></div><div class="line"><a name="l00246"></a><span class="lineno"> 246</span>&#160;<span class="comment"> s - [in]</span></div><div class="line"><a name="l00247"></a><span class="lineno"> 247</span>&#160;<span class="comment"> t - [in] (s,t) is a base surface evaluation parameter</span></div><div class="line"><a name="l00248"></a><span class="lineno"> 248</span>&#160;<span class="comment"> Returns:</span></div><div class="line"><a name="l00249"></a><span class="lineno"> 249</span>&#160;<span class="comment"> Point on the offset surface.</span></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; <a class="code" href="../../d2/d35/class_o_n__3d_point.html">ON_3dPoint</a> PointAt(</div><div class="line"><a name="l00252"></a><span class="lineno"> 252</span>&#160; <span class="keywordtype">double</span> s,</div><div class="line"><a name="l00253"></a><span class="lineno"> 253</span>&#160; <span class="keywordtype">double</span> t</div><div class="line"><a name="l00254"></a><span class="lineno"> 254</span>&#160; ) <span class="keyword">const</span>;</div><div class="line"><a name="l00255"></a><span class="lineno"> 255</span>&#160;</div><div class="line"><a name="l00256"></a><span class="lineno"> 256</span>&#160; <span class="comment">/*</span></div><div class="line"><a name="l00257"></a><span class="lineno"> 257</span>&#160;<span class="comment"> Description:</span></div><div class="line"><a name="l00258"></a><span class="lineno"> 258</span>&#160;<span class="comment"> Resets this class if you want to reuse it.</span></div><div class="line"><a name="l00259"></a><span class="lineno"> 259</span>&#160;<span class="comment"> */</span></div><div class="line"><a name="l00260"></a><span class="lineno"><a class="line" href="../../d5/dd7/class_o_n___offset_surface.html"> 260</a></span>&#160; <span class="keywordtype">void</span> Destroy();</div><div class="line"><a name="l00261"></a><span class="lineno"> 261</span>&#160;</div><div class="line"><a name="l00262"></a><span class="lineno"> 262</span>&#160;<span class="keyword">private</span>:</div><div class="line"><a name="l00263"></a><span class="lineno"> 263</span>&#160; <span class="keyword">friend</span> <span class="keyword">class </span><a class="code" href="../../d5/dd7/class_o_n___offset_surface.html">ON_OffsetSurface</a>;</div><div class="line"><a name="l00264"></a><span class="lineno"> 264</span>&#160; <span class="keywordtype">bool</span> Initialize();</div><div class="line"><a name="l00265"></a><span class="lineno"> 265</span>&#160;</div><div class="line"><a name="l00266"></a><span class="lineno"> 266</span>&#160; <span class="keyword">const</span> <a class="code" href="../../da/da0/class_o_n___surface.html">ON_Surface</a>* m_srf;</div><div class="line"><a name="l00267"></a><span class="lineno"> 267</span>&#160;</div><div class="line"><a name="l00268"></a><span class="lineno"> 268</span>&#160; <a class="code" href="../../dc/dc7/class_o_n___interval.html">ON_Interval</a> m_domain[2];</div><div class="line"><a name="l00269"></a><span class="lineno"> 269</span>&#160;</div><div class="line"><a name="l00270"></a><span class="lineno"> 270</span>&#160; <span class="keywordtype">bool</span> m_bZeroSideDerivative[4]; <span class="comment">// S,E,N,W side</span></div><div class="line"><a name="l00271"></a><span class="lineno"> 271</span>&#160;</div><div class="line"><a name="l00272"></a><span class="lineno"> 272</span>&#160; <a class="code" href="../../dc/dfe/class_o_n___simple_array.html">ON_SimpleArray&lt;ON_OffsetSurfaceValue&gt;</a> m_offset_value;</div><div class="line"><a name="l00273"></a><span class="lineno"> 273</span>&#160;</div><div class="line"><a name="l00274"></a><span class="lineno"> 274</span>&#160;</div><div class="line"><a name="l00275"></a><span class="lineno"> 275</span>&#160; <a class="code" href="../../dc/dfe/class_o_n___simple_array.html">ON_SimpleArray&lt;class ON_BumpFunction&gt;</a> m_bumps;</div><div class="line"><a name="l00276"></a><span class="lineno"> 276</span>&#160;</div><div class="line"><a name="l00277"></a><span class="lineno"> 277</span>&#160; <span class="keywordtype">bool</span> m_bValid;</div><div class="line"><a name="l00278"></a><span class="lineno"> 278</span>&#160;};</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="keyword">class </span>ON_CLASS <a class="code" href="../../d5/dd7/class_o_n___offset_surface.html">ON_OffsetSurface</a> : <span class="keyword">public</span> <a class="code" href="../../d4/dea/class_o_n___surface_proxy.html">ON_SurfaceProxy</a></div><div class="line"><a name="l00281"></a><span class="lineno"> 281</span>&#160;{</div><div class="line"><a name="l00282"></a><span class="lineno"> 282</span>&#160; <span class="comment">// This is still a work in progress. In particular,</span></div><div class="line"><a name="l00283"></a><span class="lineno"> 283</span>&#160; <span class="comment">// this surface class can not be saved in files, used</span></div><div class="line"><a name="l00284"></a><span class="lineno"> 284</span>&#160; <span class="comment">// as a brep surface, added to Rhino, etc.</span></div><div class="line"><a name="l00285"></a><span class="lineno"> 285</span>&#160; <span class="comment">//</span></div><div class="line"><a name="l00286"></a><span class="lineno"> 286</span>&#160; <span class="comment">// As of January 2004, it is useful for calculating</span></div><div class="line"><a name="l00287"></a><span class="lineno"> 287</span>&#160; <span class="comment">// offset meshes and any other fitting and approximation</span></div><div class="line"><a name="l00288"></a><span class="lineno"> 288</span>&#160; <span class="comment">// tools that requires a surface evaluator but do not need</span></div><div class="line"><a name="l00289"></a><span class="lineno"> 289</span>&#160; <span class="comment">// NURBS forms, isocurves, and so on.</span></div><div class="line"><a name="l00290"></a><span class="lineno"> 290</span>&#160; ON_OBJECT_DECLARE(<a class="code" href="../../d5/dd7/class_o_n___offset_surface.html">ON_OffsetSurface</a>);</div><div class="line"><a name="l00291"></a><span class="lineno"> 291</span>&#160;<span class="keyword">public</span>:</div><div class="line"><a name="l00292"></a><span class="lineno"> 292</span>&#160; <a class="code" href="../../d5/dd7/class_o_n___offset_surface.html">ON_OffsetSurface</a>();</div><div class="line"><a name="l00293"></a><span class="lineno"> 293</span>&#160; ~<a class="code" href="../../d5/dd7/class_o_n___offset_surface.html">ON_OffsetSurface</a>();</div><div class="line"><a name="l00294"></a><span class="lineno"> 294</span>&#160; <a class="code" href="../../d5/dd7/class_o_n___offset_surface.html">ON_OffsetSurface</a>( <span class="keyword">const</span> <a class="code" href="../../d5/dd7/class_o_n___offset_surface.html">ON_OffsetSurface</a>&amp; src);</div><div class="line"><a name="l00295"></a><span class="lineno"> 295</span>&#160; <a class="code" href="../../d5/dd7/class_o_n___offset_surface.html">ON_OffsetSurface</a>&amp; operator=(<span class="keyword">const</span> <a class="code" href="../../d5/dd7/class_o_n___offset_surface.html">ON_OffsetSurface</a>&amp; src);</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">// virtual ON_Geometry GetBBox override </span></div><div class="line"><a name="l00298"></a><span class="lineno"> 298</span>&#160; <span class="keywordtype">bool</span> GetBBox( <span class="keywordtype">double</span>* boxmin, <span class="keywordtype">double</span>* boxmax, <span class="keywordtype">bool</span> bGrowBox = <span class="keyword">false</span> ) <span class="keyword">const override</span>;</div><div class="line"><a name="l00299"></a><span class="lineno"> 299</span>&#160;</div><div class="line"><a name="l00300"></a><span class="lineno"> 300</span>&#160; <span class="keywordtype">bool</span> Evaluate( <span class="comment">// returns false if unable to evaluate</span></div><div class="line"><a name="l00301"></a><span class="lineno"> 301</span>&#160; <span class="keywordtype">double</span>, <span class="keywordtype">double</span>, <span class="comment">// evaluation parameters</span></div><div class="line"><a name="l00302"></a><span class="lineno"> 302</span>&#160; <span class="keywordtype">int</span>, <span class="comment">// number of derivatives (&gt;=0)</span></div><div class="line"><a name="l00303"></a><span class="lineno"> 303</span>&#160; <span class="keywordtype">int</span>, <span class="comment">// array stride (&gt;=Dimension())</span></div><div class="line"><a name="l00304"></a><span class="lineno"> 304</span>&#160; <span class="keywordtype">double</span>*, <span class="comment">// array of length stride*(ndir+1)*(ndir+2)/2</span></div><div class="line"><a name="l00305"></a><span class="lineno"> 305</span>&#160; <span class="keywordtype">int</span> = 0, <span class="comment">// optional - determines which quadrant to evaluate from</span></div><div class="line"><a name="l00306"></a><span class="lineno"> 306</span>&#160; <span class="comment">// 0 = default</span></div><div class="line"><a name="l00307"></a><span class="lineno"> 307</span>&#160; <span class="comment">// 1 from NE quadrant</span></div><div class="line"><a name="l00308"></a><span class="lineno"> 308</span>&#160; <span class="comment">// 2 from NW quadrant</span></div><div class="line"><a name="l00309"></a><span class="lineno"> 309</span>&#160; <span class="comment">// 3 from SW quadrant</span></div><div class="line"><a name="l00310"></a><span class="lineno"> 310</span>&#160; <span class="comment">// 4 from SE quadrant</span></div><div class="line"><a name="l00311"></a><span class="lineno"> 311</span>&#160; <span class="keywordtype">int</span>* = 0 <span class="comment">// optional - evaluation hint (int[2]) used to speed</span></div><div class="line"><a name="l00312"></a><span class="lineno"> 312</span>&#160; <span class="comment">// repeated evaluations</span></div><div class="line"><a name="l00313"></a><span class="lineno"> 313</span>&#160; ) <span class="keyword">const override</span>;</div><div class="line"><a name="l00314"></a><span class="lineno"> 314</span>&#160;</div><div class="line"><a name="l00315"></a><span class="lineno"> 315</span>&#160; <span class="comment">/*</span></div><div class="line"><a name="l00316"></a><span class="lineno"> 316</span>&#160;<span class="comment"> Description:</span></div><div class="line"><a name="l00317"></a><span class="lineno"> 317</span>&#160;<span class="comment"> Sets base surface to a surface that is not managed</span></div><div class="line"><a name="l00318"></a><span class="lineno"> 318</span>&#160;<span class="comment"> by the ON_OffsetSurface class.</span></div><div class="line"><a name="l00319"></a><span class="lineno"> 319</span>&#160;<span class="comment"> Parameters:</span></div><div class="line"><a name="l00320"></a><span class="lineno"> 320</span>&#160;<span class="comment"> base_surface - [in] points to a base surface the</span></div><div class="line"><a name="l00321"></a><span class="lineno"> 321</span>&#160;<span class="comment"> caller insures will exist for the lifetimes</span></div><div class="line"><a name="l00322"></a><span class="lineno"> 322</span>&#160;<span class="comment"> of the ON_OffsetSurface class.</span></div><div class="line"><a name="l00323"></a><span class="lineno"> 323</span>&#160;<span class="comment"> Returns:</span></div><div class="line"><a name="l00324"></a><span class="lineno"> 324</span>&#160;<span class="comment"> True if successful.</span></div><div class="line"><a name="l00325"></a><span class="lineno"> 325</span>&#160;<span class="comment"> */</span></div><div class="line"><a name="l00326"></a><span class="lineno"> 326</span>&#160; <span class="keywordtype">bool</span> SetBaseSurface(</div><div class="line"><a name="l00327"></a><span class="lineno"> 327</span>&#160; <span class="keyword">const</span> <a class="code" href="../../da/da0/class_o_n___surface.html">ON_Surface</a>* base_surface</div><div class="line"><a name="l00328"></a><span class="lineno"> 328</span>&#160; );</div><div class="line"><a name="l00329"></a><span class="lineno"> 329</span>&#160;</div><div class="line"><a name="l00330"></a><span class="lineno"> 330</span>&#160; <span class="comment">/*</span></div><div class="line"><a name="l00331"></a><span class="lineno"> 331</span>&#160;<span class="comment"> Description:</span></div><div class="line"><a name="l00332"></a><span class="lineno"> 332</span>&#160;<span class="comment"> Sets base surface to a surface that is optionally managed</span></div><div class="line"><a name="l00333"></a><span class="lineno"> 333</span>&#160;<span class="comment"> by the ON_OffsetSurface class.</span></div><div class="line"><a name="l00334"></a><span class="lineno"> 334</span>&#160;<span class="comment"> Parameters:</span></div><div class="line"><a name="l00335"></a><span class="lineno"> 335</span>&#160;<span class="comment"> base_surface - [in] points to a base surface the</span></div><div class="line"><a name="l00336"></a><span class="lineno"> 336</span>&#160;<span class="comment"> caller insures will exist for the lifetimes</span></div><div class="line"><a name="l00337"></a><span class="lineno"> 337</span>&#160;<span class="comment"> of the ON_OffsetSurface class.</span></div><div class="line"><a name="l00338"></a><span class="lineno"> 338</span>&#160;<span class="comment"> bManage - [in] if true, the base_surface must point</span></div><div class="line"><a name="l00339"></a><span class="lineno"> 339</span>&#160;<span class="comment"> to a surface that is on the heap and the surface</span></div><div class="line"><a name="l00340"></a><span class="lineno"> 340</span>&#160;<span class="comment"> will be deleted by ~ON_OffsetSurface.</span></div><div class="line"><a name="l00341"></a><span class="lineno"> 341</span>&#160;<span class="comment"> Returns:</span></div><div class="line"><a name="l00342"></a><span class="lineno"> 342</span>&#160;<span class="comment"> True if successful.</span></div><div class="line"><a name="l00343"></a><span class="lineno"> 343</span>&#160;<span class="comment"> */</span></div><div class="line"><a name="l00344"></a><span class="lineno"> 344</span>&#160; <span class="keywordtype">bool</span> SetBaseSurface(</div><div class="line"><a name="l00345"></a><span class="lineno"> 345</span>&#160; <a class="code" href="../../da/da0/class_o_n___surface.html">ON_Surface</a>* base_surface, </div><div class="line"><a name="l00346"></a><span class="lineno"> 346</span>&#160; <span class="keywordtype">bool</span> bManage</div><div class="line"><a name="l00347"></a><span class="lineno"> 347</span>&#160; );</div><div class="line"><a name="l00348"></a><span class="lineno"> 348</span>&#160;</div><div class="line"><a name="l00349"></a><span class="lineno"> 349</span>&#160; <span class="comment">/*</span></div><div class="line"><a name="l00350"></a><span class="lineno"> 350</span>&#160;<span class="comment"> Returns:</span></div><div class="line"><a name="l00351"></a><span class="lineno"> 351</span>&#160;<span class="comment"> Base surface;</span></div><div class="line"><a name="l00352"></a><span class="lineno"> 352</span>&#160;<span class="comment"> */</span></div><div class="line"><a name="l00353"></a><span class="lineno"> 353</span>&#160; <span class="keyword">const</span> <a class="code" href="../../da/da0/class_o_n___surface.html">ON_Surface</a>* BaseSurface() <span class="keyword">const</span>;</div><div class="line"><a name="l00354"></a><span class="lineno"> 354</span>&#160;</div><div class="line"><a name="l00355"></a><span class="lineno"> 355</span>&#160; <a class="code" href="../../d1/d31/class_o_n___offset_surface_function.html">ON_OffsetSurfaceFunction</a>&amp; OffsetFunction();</div><div class="line"><a name="l00356"></a><span class="lineno"> 356</span>&#160; <span class="keyword">const</span> <a class="code" href="../../d1/d31/class_o_n___offset_surface_function.html">ON_OffsetSurfaceFunction</a>&amp; OffsetFunction() <span class="keyword">const</span>;</div><div class="line"><a name="l00357"></a><span class="lineno"> 357</span>&#160;</div><div class="line"><a name="l00358"></a><span class="lineno"> 358</span>&#160;<span class="keyword">private</span>:</div><div class="line"><a name="l00359"></a><span class="lineno"> 359</span>&#160; <span class="comment">// If not nullptr, this points to the base surface</span></div><div class="line"><a name="l00360"></a><span class="lineno"> 360</span>&#160; <a class="code" href="../../da/da0/class_o_n___surface.html">ON_Surface</a>* m__pSrf;</div><div class="line"><a name="l00361"></a><span class="lineno"> 361</span>&#160; <a class="code" href="../../d1/d31/class_o_n___offset_surface_function.html">ON_OffsetSurfaceFunction</a> m_offset_function;</div><div class="line"><a name="l00362"></a><span class="lineno"> 362</span>&#160;};</div><div class="line"><a name="l00363"></a><span class="lineno"> 363</span>&#160;</div><div class="line"><a name="l00364"></a><span class="lineno"> 364</span>&#160;</div><div class="line"><a name="l00365"></a><span class="lineno"> 365</span>&#160;<span class="preprocessor">#endif</span></div><div class="ttc" id="class_o_n__2d_point_html_a6089662dacc78d960b5b09bc08c559f5"><div class="ttname"><a href="../../dd/dd9/class_o_n__2d_point.html#a6089662dacc78d960b5b09bc08c559f5">ON_2dPoint::NanPoint</a></div><div class="ttdeci">static const ON_2dPoint NanPoint</div><div class="ttdef"><b>Definition:</b> opennurbs_point.h:292</div></div>
<div class="ttc" id="class_o_n___offset_surface_function_html"><div class="ttname"><a href="../../d1/d31/class_o_n___offset_surface_function.html">ON_OffsetSurfaceFunction</a></div><div class="ttdef"><b>Definition:</b> opennurbs_offsetsurface.h:81</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___offset_surface_value_html"><div class="ttname"><a href="../../d6/df2/class_o_n___offset_surface_value.html">ON_OffsetSurfaceValue</a></div><div class="ttdef"><b>Definition:</b> opennurbs_offsetsurface.h:59</div></div>
<div class="ttc" id="class_o_n___surface_proxy_html"><div class="ttname"><a href="../../d4/dea/class_o_n___surface_proxy.html">ON_SurfaceProxy</a></div><div class="ttdef"><b>Definition:</b> opennurbs_surfaceproxy.h:26</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___offset_surface_html"><div class="ttname"><a href="../../d5/dd7/class_o_n___offset_surface.html">ON_OffsetSurface</a></div><div class="ttdef"><b>Definition:</b> opennurbs_offsetsurface.h:260</div></div>
<div class="ttc" id="class_o_n___bump_function_html"><div class="ttname"><a href="../../d0/d89/class_o_n___bump_function.html">ON_BumpFunction</a></div><div class="ttdef"><b>Definition:</b> opennurbs_offsetsurface.h:20</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___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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