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<hr><h1>collision_mesh_build.h</h1><a href="collision__mesh__build_8h.html">Go to the documentation of this file.</a><div class="fragment"><pre>00001 
00007 <font class="comment">/* Copyright, 2001 Nevrax Ltd.</font>
00008 <font class="comment"> *</font>
00009 <font class="comment"> * This file is part of NEVRAX NEL.</font>
00010 <font class="comment"> * NEVRAX NEL is free software; you can redistribute it and/or modify</font>
00011 <font class="comment"> * it under the terms of the GNU General Public License as published by</font>
00012 <font class="comment"> * the Free Software Foundation; either version 2, or (at your option)</font>
00013 <font class="comment"> * any later version.</font>
00014 <font class="comment"></font>
00015 <font class="comment"> * NEVRAX NEL is distributed in the hope that it will be useful, but</font>
00016 <font class="comment"> * WITHOUT ANY WARRANTY; without even the implied warranty of</font>
00017 <font class="comment"> * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU</font>
00018 <font class="comment"> * General Public License for more details.</font>
00019 <font class="comment"></font>
00020 <font class="comment"> * You should have received a copy of the GNU General Public License</font>
00021 <font class="comment"> * along with NEVRAX NEL; see the file COPYING. If not, write to the</font>
00022 <font class="comment"> * Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston,</font>
00023 <font class="comment"> * MA 02111-1307, USA.</font>
00024 <font class="comment"> */</font>
00025 
00026 <font class="preprocessor">#ifndef NL_COLLISION_MESH_BUILD_H</font>
00027 <font class="preprocessor"></font><font class="preprocessor">#define NL_COLLISION_MESH_BUILD_H</font>
00028 <font class="preprocessor"></font>
00029 <font class="preprocessor">#include &lt;vector&gt;</font>
00030 <font class="preprocessor">#include &lt;map&gt;</font>
00031 
00032 <font class="preprocessor">#include "<a class="code" href="types__nl_8h.html">nel/misc/types_nl.h</a>"</font>
00033 <font class="preprocessor">#include "<a class="code" href="vector_8h.html">nel/misc/vector.h</a>"</font>
00034 <font class="preprocessor">#include "<a class="code" href="file_8h.html">nel/misc/file.h</a>"</font>
00035 
00036 <font class="preprocessor">#include "<a class="code" href="vector_8h.html">nel/misc/vector.h</a>"</font>
00037 <font class="preprocessor">#include "<a class="code" href="aabbox_8h.html">nel/misc/aabbox.h</a>"</font>
00038 
00039 
00040 <font class="keyword">namespace </font>NLPACS
00041 {
00042 
<a name="l00043"></a><a class="code" href="structNLPACS_1_1CCollisionFace.html">00043</a> <font class="keyword">struct </font>CCollisionFace
00044 {
00046         <font class="comment">// @{</font>
00047 
<a name="l00049"></a><a class="code" href="structNLPACS_1_1CCollisionFace.html#z928_0">00049</a>         uint32  <a class="code" href="structNLPACS_1_1CCollisionFace.html#z928_0">V</a>[3];
00050 
<a name="l00052"></a><a class="code" href="structNLPACS_1_1CCollisionFace.html#z928_1">00052</a>         <font class="keywordtype">bool</font>    <a class="code" href="structNLPACS_1_1CCollisionFace.html#z928_1">Visibility</a>[3];
00053 
<a name="l00055"></a><a class="code" href="structNLPACS_1_1CCollisionFace.html#z928_2">00055</a>         sint32  <a class="code" href="structNLPACS_1_1CCollisionFace.html#z928_2">Surface</a>;
00056 
<a name="l00058"></a><a class="code" href="structNLPACS_1_1CCollisionFace.html#z928_3">00058</a>         sint32  <a class="code" href="structNLPACS_1_1CCollisionFace.html#z928_3">Material</a>;
00059 
00060         <font class="comment">// @}</font>
00061 
00062 
00064         <font class="comment">// @{</font>
00065 
<a name="l00067"></a><a class="code" href="structNLPACS_1_1CCollisionFace.html#z929_0">00067</a>         sint32  <a class="code" href="structNLPACS_1_1CCollisionFace.html#z929_0">Edge</a>[3];
00068 
<a name="l00070"></a><a class="code" href="structNLPACS_1_1CCollisionFace.html#z929_1">00070</a>         sint32  <a class="code" href="structNLPACS_1_1CCollisionFace.html#z929_1">InternalSurface</a>;
00071 
<a name="l00073"></a><a class="code" href="structNLPACS_1_1CCollisionFace.html#z929_2">00073</a>         <font class="keywordtype">bool</font>    <a class="code" href="structNLPACS_1_1CCollisionFace.html#z929_2">EdgeFlags</a>[3];
00074 
00075         <font class="comment">// @}</font>
00076 
00077 
00079         <font class="keyword">enum</font> 
00080         { 
00081                 <a class="code" href="structNLPACS_1_1CCollisionFace.html#s2s0">ExteriorSurface</a> = -1, 
00082                 <a class="code" href="structNLPACS_1_1CCollisionFace.html#s2s1">InteriorSurfaceFirst</a> = 0
00083         };
00084         
<a name="l00086"></a><a class="code" href="structNLPACS_1_1CCollisionFace.html#a0">00086</a>         <font class="keywordtype">void</font>    <a class="code" href="structNLPACS_1_1CCollisionFace.html#a0">serial</a>(<a class="code" href="classNLMISC_1_1IStream.html">NLMISC::IStream</a> &amp;f)
00087         {
00088                 f.<a class="code" href="classNLMISC_1_1IStream.html#a5">serial</a>(<a class="code" href="structNLPACS_1_1CCollisionFace.html#z928_0">V</a>[0]);
00089                 f.<a class="code" href="classNLMISC_1_1IStream.html#a5">serial</a>(<a class="code" href="structNLPACS_1_1CCollisionFace.html#z928_0">V</a>[1]);
00090                 f.<a class="code" href="classNLMISC_1_1IStream.html#a5">serial</a>(<a class="code" href="structNLPACS_1_1CCollisionFace.html#z928_0">V</a>[2]);
00091 
00092                 f.<a class="code" href="classNLMISC_1_1IStream.html#a5">serial</a>(<a class="code" href="structNLPACS_1_1CCollisionFace.html#z928_1">Visibility</a>[0]);
00093                 f.<a class="code" href="classNLMISC_1_1IStream.html#a5">serial</a>(<a class="code" href="structNLPACS_1_1CCollisionFace.html#z928_1">Visibility</a>[1]);
00094                 f.<a class="code" href="classNLMISC_1_1IStream.html#a5">serial</a>(<a class="code" href="structNLPACS_1_1CCollisionFace.html#z928_1">Visibility</a>[2]);
00095 
00096                 f.<a class="code" href="classNLMISC_1_1IStream.html#a5">serial</a>(<a class="code" href="structNLPACS_1_1CCollisionFace.html#z928_2">Surface</a>, <a class="code" href="structNLPACS_1_1CCollisionFace.html#z928_3">Material</a>);
00097         }
00098 };
00099 
<a name="l00106"></a><a class="code" href="classNLPACS_1_1CCollisionMeshBuild.html">00106</a> <font class="keyword">class </font>CCollisionMeshBuild
00107 {
00108 <font class="keyword">private</font>:
00109         <font class="comment">// a reference on an edge</font>
<a name="l00110"></a><a class="code" href="structNLPACS_1_1CCollisionMeshBuild_1_1CEdgeKey.html">00110</a>         <font class="keyword">struct </font>CEdgeKey
00111         {
<a name="l00112"></a><a class="code" href="structNLPACS_1_1CCollisionMeshBuild_1_1CEdgeKey.html#m0">00112</a>                 uint32  <a class="code" href="structNLPACS_1_1CCollisionMeshBuild_1_1CEdgeKey.html#m0">V0</a>;
<a name="l00113"></a><a class="code" href="structNLPACS_1_1CCollisionMeshBuild_1_1CEdgeKey.html#m1">00113</a>                 uint32  <a class="code" href="structNLPACS_1_1CCollisionMeshBuild_1_1CEdgeKey.html#m1">V1</a>;
00114 
<a name="l00115"></a><a class="code" href="structNLPACS_1_1CCollisionMeshBuild_1_1CEdgeKey.html#a0">00115</a>                 <a class="code" href="structNLPACS_1_1CCollisionMeshBuild_1_1CEdgeKey.html#a0">CEdgeKey</a>() {}
<a name="l00116"></a><a class="code" href="structNLPACS_1_1CCollisionMeshBuild_1_1CEdgeKey.html#a1">00116</a>                 <a class="code" href="structNLPACS_1_1CCollisionMeshBuild_1_1CEdgeKey.html#a0">CEdgeKey</a>(uint32 v0, uint32 v1) : <a class="code" href="structNLPACS_1_1CCollisionMeshBuild_1_1CEdgeKey.html#m0">V0</a>(v0), <a class="code" href="structNLPACS_1_1CCollisionMeshBuild_1_1CEdgeKey.html#m1">V1</a>(v1) {}
00117 
<a name="l00118"></a><a class="code" href="structNLPACS_1_1CCollisionMeshBuild_1_1CEdgeKey.html#a2">00118</a>                 <font class="keywordtype">bool</font>    <a class="code" href="structNLPACS_1_1CCollisionMeshBuild_1_1CEdgeKey.html#a2">operator() </a>(<font class="keyword">const</font> <a class="code" href="structNLPACS_1_1CCollisionMeshBuild_1_1CEdgeKey.html#a0">CEdgeKey</a> &amp;a, <font class="keyword">const</font> <a class="code" href="structNLPACS_1_1CCollisionMeshBuild_1_1CEdgeKey.html#a0">CEdgeKey</a> &amp;b)<font class="keyword"> const</font>
00119 <font class="keyword">                </font>{
00120                         <font class="keywordflow">return</font> a.V0 &lt; b.V0 || (a.V0 == b.V0 &amp;&amp; a.V1 &lt; b.V1);
00121                 }
00122         };
00123 
00124         <font class="comment">// the info on an edge</font>
<a name="l00125"></a><a class="code" href="structNLPACS_1_1CCollisionMeshBuild_1_1CEdgeInfo.html">00125</a>         <font class="keyword">struct </font>CEdgeInfo
00126         {
<a name="l00127"></a><a class="code" href="structNLPACS_1_1CCollisionMeshBuild_1_1CEdgeInfo.html#m1">00127</a>                 sint32  <a class="code" href="structNLPACS_1_1CCollisionMeshBuild_1_1CEdgeInfo.html#m0">Left</a>, <a class="code" href="structNLPACS_1_1CCollisionMeshBuild_1_1CEdgeInfo.html#m1">LeftEdge</a>;
<a name="l00128"></a><a class="code" href="structNLPACS_1_1CCollisionMeshBuild_1_1CEdgeInfo.html#m3">00128</a>                 sint32  <a class="code" href="structNLPACS_1_1CCollisionMeshBuild_1_1CEdgeInfo.html#m2">Right</a>, <a class="code" href="structNLPACS_1_1CCollisionMeshBuild_1_1CEdgeInfo.html#m3">RightEdge</a>;
00129 
<a name="l00130"></a><a class="code" href="structNLPACS_1_1CCollisionMeshBuild_1_1CEdgeInfo.html#a0">00130</a>                 <a class="code" href="structNLPACS_1_1CCollisionMeshBuild_1_1CEdgeInfo.html#a0">CEdgeInfo</a>(sint32 left=-1, sint32 leftEdge=-1, sint32 right=-1, sint32 rightEdge=-1) : <a class="code" href="structNLPACS_1_1CCollisionMeshBuild_1_1CEdgeInfo.html#m0">Left</a>(left), <a class="code" href="structNLPACS_1_1CCollisionMeshBuild_1_1CEdgeInfo.html#m1">LeftEdge</a>(leftEdge), <a class="code" href="structNLPACS_1_1CCollisionMeshBuild_1_1CEdgeInfo.html#m2">Right</a>(right), <a class="code" href="structNLPACS_1_1CCollisionMeshBuild_1_1CEdgeInfo.html#m3">RightEdge</a>(rightEdge) {}
00131         };
00132 
<a name="l00133"></a><a class="code" href="classNLPACS_1_1CCollisionMeshBuild.html#u0">00133</a>         <font class="keyword">typedef</font> std::map&lt;CEdgeKey, CEdgeInfo, CEdgeKey&gt; <a class="code" href="classNLPACS_1_1CCollisionMeshBuild.html#u0">TLinkRelloc</a>;
<a name="l00134"></a><a class="code" href="classNLPACS_1_1CCollisionMeshBuild.html#u1">00134</a>         <font class="keyword">typedef</font> TLinkRelloc::iterator                                   <a class="code" href="classNLPACS_1_1CCollisionMeshBuild.html#u1">ItTLinkRelloc</a>;
00135 
00136 <font class="keyword">public</font>:
00137 
00138 
00139 <font class="keyword">public</font>:
<a name="l00141"></a><a class="code" href="classNLPACS_1_1CCollisionMeshBuild.html#m0">00141</a>         std::vector&lt;NLMISC::CVector&gt;    <a class="code" href="classNLPACS_1_1CCollisionMeshBuild.html#m0">Vertices</a>;
00142 
<a name="l00144"></a><a class="code" href="classNLPACS_1_1CCollisionMeshBuild.html#m1">00144</a>         std::vector&lt;CCollisionFace&gt;             <a class="code" href="classNLPACS_1_1CCollisionMeshBuild.html#m1">Faces</a>;
00145 
00146 
00147 <font class="keyword">public</font>:
<a name="l00148"></a><a class="code" href="classNLPACS_1_1CCollisionMeshBuild.html#a0">00148</a>         <font class="keywordtype">void</font>    <a class="code" href="classNLPACS_1_1CCollisionMeshBuild.html#a0">serial</a>(<a class="code" href="classNLMISC_1_1IStream.html">NLMISC::IStream</a> &amp;f)
00149         {
00150                 f.<a class="code" href="classNLMISC_1_1IStream.html#a7">serialCont</a>(<a class="code" href="classNLPACS_1_1CCollisionMeshBuild.html#m0">Vertices</a>);
00151                 f.<a class="code" href="classNLMISC_1_1IStream.html#a7">serialCont</a>(<a class="code" href="classNLPACS_1_1CCollisionMeshBuild.html#m1">Faces</a>);
00152         }
00153 
<a name="l00154"></a><a class="code" href="classNLPACS_1_1CCollisionMeshBuild.html#a1">00154</a>         <font class="keywordtype">void</font>    <a class="code" href="classNLPACS_1_1CCollisionMeshBuild.html#a1">translate</a>(<font class="keyword">const</font> <a class="code" href="classNLMISC_1_1CVector.html">NLMISC::CVector</a> &amp;translation)
00155         {
00156                 uint    i;
00157                 <font class="keywordflow">for</font> (i=0; i&lt;<a class="code" href="classNLPACS_1_1CCollisionMeshBuild.html#m0">Vertices</a>.size(); ++i)
00158                         <a class="code" href="classNLPACS_1_1CCollisionMeshBuild.html#m0">Vertices</a>[i] += translation;
00159         }
00160 
<a name="l00161"></a><a class="code" href="classNLPACS_1_1CCollisionMeshBuild.html#a2">00161</a>         <a class="code" href="classNLMISC_1_1CVector.html">NLMISC::CVector</a> <a class="code" href="classNLPACS_1_1CCollisionMeshBuild.html#a2">computeTrivialTranslation</a>()<font class="keyword"> const</font>
00162 <font class="keyword">        </font>{
00163                 uint    i;
00164                 <a class="code" href="classNLMISC_1_1CAABBox.html">NLMISC::CAABBox</a> bbox;
00165 
00166                 <font class="keywordflow">if</font> (!<a class="code" href="classNLPACS_1_1CCollisionMeshBuild.html#m0">Vertices</a>.empty())
00167                 {
00168                         bbox.<a class="code" href="classNLMISC_1_1CAABBox.html#z263_0">setCenter</a>(<a class="code" href="classNLPACS_1_1CCollisionMeshBuild.html#m0">Vertices</a>[0]);
00169                         <font class="keywordflow">for</font> (i=1; i&lt;<a class="code" href="classNLPACS_1_1CCollisionMeshBuild.html#m0">Vertices</a>.size(); ++i)
00170                                 bbox.<a class="code" href="classNLMISC_1_1CAABBox.html#z263_4">extend</a>(<a class="code" href="classNLPACS_1_1CCollisionMeshBuild.html#m0">Vertices</a>[i]);
00171                 }
00172 
00173                 <font class="keywordflow">return</font> -bbox.<a class="code" href="classNLMISC_1_1CAABBox.html#z264_4">getCenter</a>();
00174         }
00175 
00176         <font class="comment">//</font>
<a name="l00177"></a><a class="code" href="classNLPACS_1_1CCollisionMeshBuild.html#a3">00177</a>         <font class="keywordtype">void</font>    <a class="code" href="classNLPACS_1_1CCollisionMeshBuild.html#a3">link</a>(<font class="keywordtype">bool</font> linkInterior, std::vector&lt;std::string&gt; &amp;errors)
00178         {
00179                 uint                    i, j;
00180                 <a class="code" href="classNLPACS_1_1CCollisionMeshBuild.html#u0">TLinkRelloc</a>             relloc;
00181 
00182 
00183                 <font class="comment">// check each edge of each face</font>
00184                 <font class="keywordflow">for</font> (i=0; i&lt;<a class="code" href="classNLPACS_1_1CCollisionMeshBuild.html#m1">Faces</a>.size(); ++i)
00185                 {
00186                         <font class="keywordflow">if</font> (<a class="code" href="classNLPACS_1_1CCollisionMeshBuild.html#m1">Faces</a>[i].Surface == CCollisionFace::ExteriorSurface &amp;&amp; linkInterior ||
00187                                 <a class="code" href="classNLPACS_1_1CCollisionMeshBuild.html#m1">Faces</a>[i].Surface &gt;= CCollisionFace::InteriorSurfaceFirst &amp;&amp; !linkInterior)
00188                                 <font class="keywordflow">continue</font>;
00189 
00190                         <font class="keywordflow">for</font> (j=0; j&lt;3; ++j)
00191                         {
00192                                 <a class="code" href="classNLPACS_1_1CCollisionMeshBuild.html#m1">Faces</a>[i].Edge[j] = -1;
00193 
00194                                 uint    edge = (j+2)%3;
00195                                 uint32  va = <a class="code" href="classNLPACS_1_1CCollisionMeshBuild.html#m1">Faces</a>[i].V[j],
00196                                                 vb = <a class="code" href="classNLPACS_1_1CCollisionMeshBuild.html#m1">Faces</a>[i].V[(j+1)%3];
00197 
00198                                 <a class="code" href="classNLPACS_1_1CCollisionMeshBuild.html#u1">ItTLinkRelloc</a>   it;
00199                                 <font class="keywordflow">if</font> ((it = relloc.find(CEdgeKey(va, vb))) != relloc.end())
00200                                 {
00201                                         CCollisionFace  &amp;left0 = <a class="code" href="classNLPACS_1_1CCollisionMeshBuild.html#m1">Faces</a>[(*it).second.Left];
00202                                         CCollisionFace  &amp;left1 = Faces[i];
00203                                         <font class="comment">// in this case, the left triangle of the edge has already been found.</font>
00204                                         <font class="comment">// should throw an error</font>
00205                                         <a class="code" href="classNLMISC_1_1CVector.html">NLMISC::CVector</a> eva = <a class="code" href="classNLPACS_1_1CCollisionMeshBuild.html#m0">Vertices</a>[va], evb = Vertices[vb];
00206                                         <font class="keyword">static</font> <font class="keywordtype">char</font>     buf[512];
00207                                         sprintf(buf, <font class="stringliteral">"Edge issue: (%.2f,%.2f,%.2f)-(%.2f,%.2f,%.2f) [left face already found]\n"</font>
00208                                                                  <font class="stringliteral">"left.0:%d: v0:(%.2f,%.2f) v1:(%.2f,%.2f), v2:(%.2f,%.2f) surf=%d material=%d\n"</font>
00209                                                                  <font class="stringliteral">"left.1:%d: v0:(%.2f,%.2f) v1:(%.2f,%.2f), v2:(%.2f,%.2f) surf=%d material=%d"</font>,
00210                                                                         eva.<a class="code" href="classNLMISC_1_1CVector.html#m0">x</a>, eva.<a class="code" href="classNLMISC_1_1CVector.html#m1">y</a>, eva.<a class="code" href="classNLMISC_1_1CVector.html#m2">z</a>, evb.<a class="code" href="classNLMISC_1_1CVector.html#m0">x</a>, evb.<a class="code" href="classNLMISC_1_1CVector.html#m1">y</a>, evb.<a class="code" href="classNLMISC_1_1CVector.html#m2">z</a>,
00211                                                                         (*it).second.Left, Vertices[left0.V[0]].x, Vertices[left0.V[0]].y, Vertices[left0.V[1]].x, Vertices[left0.V[1]].y, Vertices[left0.V[2]].x, Vertices[left0.V[2]].y, Faces[(*it).second.Left].Surface, Faces[(*it).second.Left].Material, 
00212                                                                         i,                 Vertices[left1.V[0]].x, Vertices[left1.V[0]].y, Vertices[left1.V[1]].x, Vertices[left1.V[1]].y, Vertices[left1.V[2]].x, Vertices[left1.V[2]].y, Faces[i].Surface, Faces[i].Material);
00213                                         errors.push_back(std::string(buf));
00214                                         <font class="keywordflow">continue</font>;
00215 <font class="comment">/*                                      nlerror("On face %d, edge %d: left side of edge (%d,%d) already linked to face %d",</font>
00216 <font class="comment">                                                        i, edge, va, vb, (*it).second.Left);*/</font>
00217                                 }
00218                                 <font class="keywordflow">else</font> <font class="keywordflow">if</font> ((it = relloc.find(CEdgeKey(vb, va))) != relloc.end())
00219                                 {
00220                                         <font class="comment">// in this case, we must check the right face has been set yet</font>
00221                                         <font class="keywordflow">if</font> ((*it).second.Right != -1)
00222                                         {
00223                                                 CCollisionFace  &amp;right0 = <a class="code" href="classNLPACS_1_1CCollisionMeshBuild.html#m1">Faces</a>[(*it).second.Right];
00224                                                 CCollisionFace  &amp;right1 = Faces[i];
00225                                                 <a class="code" href="classNLMISC_1_1CVector.html">NLMISC::CVector</a> eva = <a class="code" href="classNLPACS_1_1CCollisionMeshBuild.html#m0">Vertices</a>[va], evb = Vertices[vb];
00226                                                 <font class="keyword">static</font> <font class="keywordtype">char</font>     buf[512];
00227                                                 sprintf(buf, <font class="stringliteral">"Edge issue: (%.2f,%.2f,%.2f)-(%.2f,%.2f,%.2f) [right face already found]\n"</font>
00228                                                                          <font class="stringliteral">"right.0:%d: v0:(%.2f,%.2f) v1:(%.2f,%.2f), v2:(%.2f,%.2f)\n"</font>
00229                                                                          <font class="stringliteral">"right.1:%d: v0:(%.2f,%.2f) v1:(%.2f,%.2f), v2:(%.2f,%.2f)"</font>,
00230                                                                                 eva.<a class="code" href="classNLMISC_1_1CVector.html#m0">x</a>, eva.<a class="code" href="classNLMISC_1_1CVector.html#m1">y</a>, eva.<a class="code" href="classNLMISC_1_1CVector.html#m2">z</a>, evb.<a class="code" href="classNLMISC_1_1CVector.html#m0">x</a>, evb.<a class="code" href="classNLMISC_1_1CVector.html#m1">y</a>, evb.<a class="code" href="classNLMISC_1_1CVector.html#m2">z</a>,
00231                                                                                 (*it).second.Right, Vertices[right0.V[0]].x, Vertices[right0.V[0]].y, Vertices[right0.V[1]].x, Vertices[right0.V[1]].y, Vertices[right0.V[2]].x, Vertices[right0.V[2]].y,
00232                                                                                 i,                  Vertices[right1.V[0]].x, Vertices[right1.V[0]].y, Vertices[right1.V[1]].x, Vertices[right1.V[1]].y, Vertices[right1.V[2]].x, Vertices[right1.V[2]].y);
00233                                                 errors.push_back(std::string(buf));
00234                                                 <font class="keywordflow">continue</font>;
00235 <font class="comment">/*                                              nlerror("On face %d, edge %d: right side of edge (%d,%d) already linked to face %d",</font>
00236 <font class="comment">                                                                i, edge, vb, va, (*it).second.Right);*/</font>
00237                                         }
00238 
00239                                         (*it).second.Right = i;
00240                                         (*it).second.RightEdge = edge;
00241                                 }
00242                                 <font class="keywordflow">else</font>
00243                                 {
00244                                         <font class="comment">// if the edge wasn't present yet, create it and set it up.</font>
00245                                         relloc.insert(std::make_pair(CEdgeKey(va, vb), CEdgeInfo(i, edge, -1, -1)));
00246                                 }
00247                         }
00248                 }
00249 
00250                 <font class="comment">// for each checked edge, update the edge info inside the faces</font>
00251                 <a class="code" href="classNLPACS_1_1CCollisionMeshBuild.html#u1">ItTLinkRelloc</a>   it;
00252                 <font class="keywordflow">for</font> (it=relloc.begin(); it!=relloc.end(); ++it)
00253                 {
00254                         sint32  left, leftEdge;
00255                         sint32  right, rightEdge;
00256 
00257                         <font class="comment">// get the link info on the edge</font>
00258                         left = (*it).second.Left;
00259                         leftEdge = (*it).second.LeftEdge;
00260                         right = (*it).second.Right;
00261                         rightEdge = (*it).second.RightEdge;
00262 
00263                         <font class="comment">// update both faces</font>
00264                         <font class="keywordflow">if</font> (left != -1)
00265                                 <a class="code" href="classNLPACS_1_1CCollisionMeshBuild.html#m1">Faces</a>[left].Edge[leftEdge] = right;
00266                         <font class="keywordflow">if</font> (right != -1)
00267                                 <a class="code" href="classNLPACS_1_1CCollisionMeshBuild.html#m1">Faces</a>[right].Edge[rightEdge] = left;
00268                 }
00269         }
00270 };
00271 
00272 }; <font class="comment">// NLPACS</font>
00273 
00274 <font class="preprocessor">#endif // NL_COLLISION_MESH_BUILD_H</font>
00275 <font class="preprocessor"></font>
00276 <font class="comment">/* End of collision_mesh_build.h */</font>
</pre></div>

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