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<hr><h1>mrm_builder.cpp</h1><a href="mrm__builder_8cpp.html">Go to the documentation of this file.</a><div class="fragment"><pre>00001 
00007 <font class="comment">/* Copyright, 2000 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">#include "<a class="code" href="std3d_8h.html">std3d.h</a>"</font>
00027 
00028 <font class="preprocessor">#include "<a class="code" href="mrm__builder_8h.html">3d/mrm_builder.h</a>"</font>
00029 <font class="preprocessor">#include "<a class="code" href="mrm__parameters_8h.html">3d/mrm_parameters.h</a>"</font>
00030 <font class="keyword">using</font> <font class="keyword">namespace </font>NLMISC;
00031 <font class="keyword">using</font> <font class="keyword">namespace </font>std;
00032 
00033 
00034 <font class="keyword">namespace </font>NL3D 
00035 {
00036 
00037 
00038 <font class="comment">// ***************************************************************************</font>
00039 <font class="comment">// ***************************************************************************</font>
00040 <font class="comment">// Tools Methods.</font>
00041 <font class="comment">// ***************************************************************************</font>
00042 <font class="comment">// ***************************************************************************</font>
00043 
00044 
00045 <font class="comment">// ***************************************************************************</font>
00046 <font class="keyword">static</font> <font class="keywordtype">bool</font>     <a class="code" href="namespaceNL3D.html#a383">findElement</a>(vector&lt;sint&gt;        &amp;array, sint elt)
00047 {
00048         <font class="keywordflow">return</font> find(array.begin(), array.end(), elt) != array.end();
00049 }
00050 <font class="comment">// ***************************************************************************</font>
00051 <font class="keyword">static</font> <font class="keywordtype">bool</font>     <a class="code" href="namespaceNL3D.html#a384">deleteElement</a>(vector&lt;sint&gt;      &amp;array, sint elt)
00052 {
00053         <font class="keywordtype">bool</font>    found=<font class="keyword">false</font>;
00054         vector&lt;sint&gt;::iterator  it=array.begin();
00055 
00056         <font class="keywordflow">while</font>(  (it=find(array.begin(), array.end(), elt)) != array.end() )
00057                 found=<font class="keyword">true</font>, array.erase(it);
00058 
00059         <font class="keywordflow">return</font> found;
00060         <font class="comment">// Must not use remove&lt;&gt; since it do not modify size ... (???)</font>
00061         <font class="comment">// This seems not to work.</font>
00062         <font class="comment">//return remove(array.begin(), array.end(), elt)!=array.end();</font>
00063 }
00064 
00065 
00066 <font class="comment">// ***************************************************************************</font>
00067 <font class="comment">// ***************************************************************************</font>
00068 <font class="comment">// Edge Cost methods.</font>
00069 <font class="comment">// ***************************************************************************</font>
00070 <font class="comment">// ***************************************************************************</font>
00071 
00072 
00073 <font class="comment">// ***************************************************************************</font>
<a name="l00074"></a><a class="code" href="classNL3D_1_1CMRMBuilder.html#z625_0">00074</a> <font class="keywordtype">bool</font>    CMRMBuilder::vertexHasOneWedge(sint numvertex)
00075 {
00076         CMRMVertex      &amp;vert= <a class="code" href="classNL3D_1_1CMRMBuilder.html#z624_0">TmpVertices</a>[numvertex];
00077         <font class="keywordflow">for</font>(sint attId=0;attId&lt;<a class="code" href="classNL3D_1_1CMRMBuilder.html#z624_2">NumAttributes</a>;attId++)
00078         {
00079                 sint    numwedge=-1;
00080                 <font class="keywordflow">for</font>(sint i=0;i&lt;(sint)vert.SharedFaces.size();i++)
00081                 {
00082                         sint    <a class="code" href="driver__opengl__extension__def_8h.html#a367">w</a>= <a class="code" href="classNL3D_1_1CMRMBuilder.html#z624_3">TmpFaces</a>[vert.SharedFaces[i]].getAssociatedWedge(attId, numvertex);
00083                         <font class="keywordflow">if</font>(numwedge&gt;=0 &amp;&amp; numwedge!=<a class="code" href="driver__opengl__extension__def_8h.html#a367">w</a>)  <font class="keywordflow">return</font> <font class="keyword">false</font>;
00084                         <font class="keywordflow">else</font>    numwedge=<a class="code" href="driver__opengl__extension__def_8h.html#a367">w</a>;
00085                 }
00086         }
00087         <font class="keywordflow">return</font> <font class="keyword">true</font>;
00088 }
00089 <font class="comment">// ***************************************************************************</font>
<a name="l00090"></a><a class="code" href="classNL3D_1_1CMRMBuilder.html#z625_1">00090</a> <font class="keywordtype">bool</font>    CMRMBuilder::vertexHasOneMaterial(sint numvertex)
00091 {
00092         sint    matId=-1;
00093         CMRMVertex      &amp;vert= <a class="code" href="classNL3D_1_1CMRMBuilder.html#z624_0">TmpVertices</a>[numvertex];
00094         <font class="keywordflow">for</font>(sint i=0;i&lt;(sint)vert.SharedFaces.size();i++)
00095         {
00096                 sint    m= <a class="code" href="classNL3D_1_1CMRMBuilder.html#z624_3">TmpFaces</a>[vert.SharedFaces[i]].MaterialId;
00097                 <font class="keywordflow">if</font>(matId&gt;=0 &amp;&amp; matId!=m)        <font class="keywordflow">return</font> <font class="keyword">false</font>;
00098                 <font class="keywordflow">else</font>    matId=m;
00099         }
00100         <font class="keywordflow">return</font> <font class="keyword">true</font>;
00101 }
00102 <font class="comment">// ***************************************************************************</font>
<a name="l00103"></a><a class="code" href="classNL3D_1_1CMRMBuilder.html#z625_2">00103</a> <font class="keywordtype">bool</font>    CMRMBuilder::vertexContinue(sint numvertex)
00104 {
00105         <font class="keywordflow">return</font> <a class="code" href="classNL3D_1_1CMRMBuilder.html#z625_0">vertexHasOneWedge</a>(numvertex) &amp;&amp; <a class="code" href="classNL3D_1_1CMRMBuilder.html#z625_1">vertexHasOneMaterial</a>(numvertex);
00106 }
00107 <font class="comment">// ***************************************************************************</font>
<a name="l00108"></a><a class="code" href="classNL3D_1_1CMRMBuilder.html#z625_3">00108</a> <font class="keywordtype">bool</font>    CMRMBuilder::vertexClosed(sint numvertex)
00109 {
00110         CMRMVertex      &amp;vert= <a class="code" href="classNL3D_1_1CMRMBuilder.html#z624_0">TmpVertices</a>[numvertex];
00111         map&lt;CMRMEdge, sint&gt;             EdgeShare;
00112         <font class="comment">// Init to 0.</font>
00113         sint i;
00114         <font class="keywordflow">for</font>(i=0;i&lt;(sint)vert.SharedFaces.size();i++)
00115         {
00116                 CMRMFaceBuild           &amp;f=<a class="code" href="classNL3D_1_1CMRMBuilder.html#z624_3">TmpFaces</a>[vert.SharedFaces[i]];
00117                 EdgeShare[f.getEdge(0)]= 0;
00118                 EdgeShare[f.getEdge(1)]= 0;
00119                 EdgeShare[f.getEdge(2)]= 0;
00120         }
00121         <font class="comment">// Inc count.</font>
00122         <font class="keywordflow">for</font>(i=0;i&lt;(sint)vert.SharedFaces.size();i++)
00123         {
00124                 CMRMFaceBuild           &amp;f=<a class="code" href="classNL3D_1_1CMRMBuilder.html#z624_3">TmpFaces</a>[vert.SharedFaces[i]];
00125                 EdgeShare[f.getEdge(0)]++;
00126                 EdgeShare[f.getEdge(1)]++;
00127                 EdgeShare[f.getEdge(2)]++;
00128         }
00129         <font class="comment">// Test open edges.</font>
00130         <font class="keywordflow">for</font>(i=0;i&lt;(sint)vert.SharedFaces.size();i++)
00131         {
00132                 CMRMFaceBuild           &amp;f=<a class="code" href="classNL3D_1_1CMRMBuilder.html#z624_3">TmpFaces</a>[vert.SharedFaces[i]];
00133                 sint    v0= f.Corner[0].Vertex;
00134                 sint    v1= f.Corner[1].Vertex;
00135                 sint    v2= f.Corner[2].Vertex;
00136                 <font class="keywordflow">if</font>(EdgeShare[f.getEdge(0)]&lt;2 &amp;&amp; (v0==numvertex || v1==numvertex)) <font class="keywordflow">return</font> <font class="keyword">false</font>;
00137                 <font class="keywordflow">if</font>(EdgeShare[f.getEdge(1)]&lt;2 &amp;&amp; (v1==numvertex || v2==numvertex)) <font class="keywordflow">return</font> <font class="keyword">false</font>;
00138                 <font class="keywordflow">if</font>(EdgeShare[f.getEdge(2)]&lt;2 &amp;&amp; (v0==numvertex || v2==numvertex)) <font class="keywordflow">return</font> <font class="keyword">false</font>;
00139         }
00140         <font class="keywordflow">return</font> <font class="keyword">true</font>;
00141 }
00142 <font class="comment">// ***************************************************************************</font>
<a name="l00143"></a><a class="code" href="classNL3D_1_1CMRMBuilder.html#z625_4">00143</a> <font class="keywordtype">float</font>   CMRMBuilder::getDeltaFaceNormals(sint numvertex)
00144 {
00145         <font class="comment">// return a positive value of Somme(|DeltaNormals|) / NNormals.</font>
00146         CMRMVertex      &amp;vert= <a class="code" href="classNL3D_1_1CMRMBuilder.html#z624_0">TmpVertices</a>[numvertex];
00147         <font class="keywordtype">float</font>   delta=0;
00148         CVector refNormal;
00149         sint    nfaces=vert.SharedFaces.size();
00150         <font class="keywordflow">for</font>(sint i=0;i&lt;nfaces;i++)
00151         {
00152                 CVector normal;
00153                 CVector &amp;v0= <a class="code" href="classNL3D_1_1CMRMBuilder.html#z624_0">TmpVertices</a>[<a class="code" href="classNL3D_1_1CMRMBuilder.html#z624_3">TmpFaces</a>[i].Corner[0].Vertex].Current;
00154                 CVector &amp;v1= <a class="code" href="classNL3D_1_1CMRMBuilder.html#z624_0">TmpVertices</a>[<a class="code" href="classNL3D_1_1CMRMBuilder.html#z624_3">TmpFaces</a>[i].Corner[1].Vertex].Current;
00155                 CVector &amp;v2= <a class="code" href="classNL3D_1_1CMRMBuilder.html#z624_0">TmpVertices</a>[<a class="code" href="classNL3D_1_1CMRMBuilder.html#z624_3">TmpFaces</a>[i].Corner[2].Vertex].Current;
00156                 normal= (v1-v0)^(v2-v0);
00157                 normal.normalize();
00158                 <font class="keywordflow">if</font>(i==0)
00159                         refNormal=normal;
00160                 <font class="keywordflow">else</font>
00161                         delta+=(1-refNormal*normal);
00162         }
00163         <font class="keywordflow">if</font>(nfaces&lt;2)
00164                 <font class="keywordflow">return</font> 0;
00165         <font class="keywordflow">else</font>
00166                 <font class="keywordflow">return</font> delta/(nfaces-1);
00167 }
00168 <font class="comment">// ***************************************************************************</font>
<a name="l00169"></a><a class="code" href="classNL3D_1_1CMRMBuilder.html#z625_5">00169</a> <font class="keywordtype">bool</font>    CMRMBuilder::edgeContinue(<font class="keyword">const</font> CMRMEdge &amp;edge)
00170 {
00171         sint v0= edge.v0;
00172         sint v1= edge.v1;
00173         CMRMVertex      &amp;Vertex1=<a class="code" href="classNL3D_1_1CMRMBuilder.html#z624_0">TmpVertices</a>[v0];
00174 
00175         <font class="comment">// build list sharing edge.</font>
00176         vector&lt;sint&gt;    deletedFaces;
00177         sint i;
00178         <font class="keywordflow">for</font>(i=0;i&lt;(sint)Vertex1.SharedFaces.size();i++)
00179         {
00180                 sint    numFace= Vertex1.SharedFaces[i];
00181                 <font class="keywordflow">if</font>(<a class="code" href="classNL3D_1_1CMRMBuilder.html#z624_3">TmpFaces</a>[numFace].hasVertex(v1))
00182                         deletedFaces.push_back(numFace);
00183         }
00184 
00185         sint    matId=-1;
00186         <font class="comment">// test if faces have same material.</font>
00187         <font class="keywordflow">for</font>(i=0;i&lt;(sint)deletedFaces.size();i++)
00188         {
00189                 sint    m;
00190                 m= <a class="code" href="classNL3D_1_1CMRMBuilder.html#z624_3">TmpFaces</a>[deletedFaces[i]].MaterialId;
00191                 <font class="keywordflow">if</font>(matId&gt;=0 &amp;&amp; matId!=m)        <font class="keywordflow">return</font> <font class="keyword">false</font>;
00192                 <font class="keywordflow">else</font>    matId=m;
00193         }
00194 
00195         <font class="comment">// test if faces have same wedge (for all att).</font>
00196         <font class="keywordflow">for</font>(sint attId=0;attId&lt;<a class="code" href="classNL3D_1_1CMRMBuilder.html#z624_2">NumAttributes</a>;attId++)
00197         {
00198                 sint    numwedge1=-1,numwedge2=-1;
00199                 <font class="keywordflow">for</font>(i=0;i&lt;(sint)deletedFaces.size();i++)
00200                 {
00201                         sint    <a class="code" href="driver__opengl__extension__def_8h.html#a367">w</a>;
00202                         <a class="code" href="driver__opengl__extension__def_8h.html#a367">w</a>= <a class="code" href="classNL3D_1_1CMRMBuilder.html#z624_3">TmpFaces</a>[deletedFaces[i]].getAssociatedWedge(attId, v0);
00203                         <font class="keywordflow">if</font>(numwedge1&gt;=0 &amp;&amp; numwedge1!=<a class="code" href="driver__opengl__extension__def_8h.html#a367">w</a>)        <font class="keywordflow">return</font> <font class="keyword">false</font>;
00204                         <font class="keywordflow">else</font>    numwedge1=<a class="code" href="driver__opengl__extension__def_8h.html#a367">w</a>;
00205                         <a class="code" href="driver__opengl__extension__def_8h.html#a367">w</a>= <a class="code" href="classNL3D_1_1CMRMBuilder.html#z624_3">TmpFaces</a>[deletedFaces[i]].getAssociatedWedge(attId, v1);
00206                         <font class="keywordflow">if</font>(numwedge2&gt;=0 &amp;&amp; numwedge2!=<a class="code" href="driver__opengl__extension__def_8h.html#a367">w</a>)        <font class="keywordflow">return</font> <font class="keyword">false</font>;
00207                         <font class="keywordflow">else</font>    numwedge2=<a class="code" href="driver__opengl__extension__def_8h.html#a367">w</a>;
00208                 }
00209         }
00210 
00211         <font class="keywordflow">return</font> <font class="keyword">true</font>;
00212 }
00213 <font class="comment">// ***************************************************************************</font>
<a name="l00214"></a><a class="code" href="classNL3D_1_1CMRMBuilder.html#z625_6">00214</a> <font class="keywordtype">bool</font>    CMRMBuilder::edgeNearUniqueMatFace(<font class="keyword">const</font> CMRMEdge &amp;edge)
00215 {
00216         sint v0= edge.v0;
00217         sint v1= edge.v1;
00218         CMRMVertex      &amp;Vertex1=<a class="code" href="classNL3D_1_1CMRMBuilder.html#z624_0">TmpVertices</a>[v0];
00219 
00220         <font class="comment">// build list sharing edge.</font>
00221         vector&lt;sint&gt;    deletedFaces;
00222         sint i;
00223         <font class="keywordflow">for</font>(i=0;i&lt;(sint)Vertex1.SharedFaces.size();i++)
00224         {
00225                 sint    numFace= Vertex1.SharedFaces[i];
00226                 <font class="keywordflow">if</font>(<a class="code" href="classNL3D_1_1CMRMBuilder.html#z624_3">TmpFaces</a>[numFace].hasVertex(v1))
00227                         deletedFaces.push_back(numFace);
00228         }
00229 
00230         <font class="comment">// test if faces are not isolated OneMaterial faces.</font>
00231         <font class="keywordflow">for</font>(i=0;i&lt;(sint)deletedFaces.size();i++)
00232         {
00233                 CMRMFaceBuild   &amp;f=<a class="code" href="classNL3D_1_1CMRMBuilder.html#z624_3">TmpFaces</a>[deletedFaces[i]];
00234                 <font class="keywordflow">if</font>( !<a class="code" href="classNL3D_1_1CMRMBuilder.html#z625_5">edgeContinue</a>(f.getEdge(0)) &amp;&amp; 
00235                         !<a class="code" href="classNL3D_1_1CMRMBuilder.html#z625_5">edgeContinue</a>(f.getEdge(1)) &amp;&amp; 
00236                         !<a class="code" href="classNL3D_1_1CMRMBuilder.html#z625_5">edgeContinue</a>(f.getEdge(2)))
00237                         <font class="keywordflow">return</font> <font class="keyword">true</font>;
00238         }
00239 
00240         <font class="keywordflow">return</font> <font class="keyword">false</font>;
00241 }
00242 
00243 <font class="comment">// ***************************************************************************</font>
<a name="l00244"></a><a class="code" href="classNL3D_1_1CMRMBuilder.html#z625_7">00244</a> <font class="keywordtype">float</font>   CMRMBuilder::computeEdgeCost(<font class="keyword">const</font> CMRMEdge &amp;edge)
00245 {
00246         sint    v1= edge.v0;
00247         sint    v2= edge.v1;
00248         <font class="comment">// more expensive is the edge, later it will collapse.</font>
00249 
00250 
00251         <font class="comment">// **** standard cost</font>
00252 
00253         <font class="comment">// compute size of the edge.</font>
00254         <font class="keywordtype">float</font>   cost=(<a class="code" href="classNL3D_1_1CMRMBuilder.html#z624_0">TmpVertices</a>[v1].Current-<a class="code" href="classNL3D_1_1CMRMBuilder.html#z624_0">TmpVertices</a>[v2].Current).norm();
00255 
00256         <font class="comment">// compute "curvature" of the edge.</font>
00257         <font class="keywordtype">float</font>   faceCost= (<a class="code" href="classNL3D_1_1CMRMBuilder.html#z625_4">getDeltaFaceNormals</a>(v1)+<a class="code" href="classNL3D_1_1CMRMBuilder.html#z625_4">getDeltaFaceNormals</a>(v2));
00258         <font class="comment">// totally plane faces (faceCost==0) must be collapsed with respect to size (and not random if cost==0).</font>
00259         <font class="comment">// else we may have Plane Mesh (like flags) that will collapse in a very ugly way.</font>
00260         faceCost= max(faceCost, 0.01f);
00261 
00262         <font class="comment">// modulate size with curvature.</font>
00263         cost*= faceCost;
00264 
00265         <font class="comment">// Like H.Hope, add a weight on discontinuities..</font>
00266         <font class="keywordflow">if</font>( !<a class="code" href="classNL3D_1_1CMRMBuilder.html#z625_2">vertexContinue</a>(v1) &amp;&amp; !<a class="code" href="classNL3D_1_1CMRMBuilder.html#z625_2">vertexContinue</a>(v2) )
00267         {
00268                 <font class="comment">// Nb: don't do this on discontinuities edges, unless the unique material face will collapse (pffiou!!).</font>
00269                 <font class="keywordflow">if</font>( <a class="code" href="classNL3D_1_1CMRMBuilder.html#z625_5">edgeContinue</a>(edge) || <a class="code" href="classNL3D_1_1CMRMBuilder.html#z625_6">edgeNearUniqueMatFace</a>(edge) )
00270                         cost*=4;
00271         }
00272 
00273         <font class="comment">// **** Interface Sewing cost</font>
00274         <font class="keywordflow">if</font>(_HasMeshInterfaces)
00275         {
00276                 <font class="comment">// if the 2 vertices comes from the same Sewing Interface mesh (must be a real interface id)</font>
00277                 sint    meshSewingId= <a class="code" href="classNL3D_1_1CMRMBuilder.html#z624_0">TmpVertices</a>[v1].InterfaceLink.InterfaceId;
00278                 <font class="keywordflow">if</font>( meshSewingId&gt;=0 &amp;&amp; meshSewingId == <a class="code" href="classNL3D_1_1CMRMBuilder.html#z624_0">TmpVertices</a>[v2].InterfaceLink.InterfaceId)
00279                 {
00280                         <font class="comment">// Then the edge is one of the sewing interface mesh. must do special things for it</font>
00281                         CMRMSewingMesh  &amp;sewingMesh= <a class="code" href="classNL3D_1_1CMRMBuilder.html#z628_2">_SewingMeshes</a>[meshSewingId];
00282                         uint    dummy;
00283 
00284                         <font class="comment">// get the sewing edge id</font>
00285                         CMRMEdge        sewingEdge;
00286                         sewingEdge.v0= <a class="code" href="classNL3D_1_1CMRMBuilder.html#z624_0">TmpVertices</a>[v1].InterfaceLink.InterfaceVertexId;
00287                         sewingEdge.v1= <a class="code" href="classNL3D_1_1CMRMBuilder.html#z624_0">TmpVertices</a>[v2].InterfaceLink.InterfaceVertexId;
00288                         <font class="comment">// if the current sewing lod want to collapse this edge</font>
00289                         sint collapseId= sewingMesh.mustCollapseEdge(<a class="code" href="classNL3D_1_1CMRMBuilder.html#z628_3">_CurrentLodComputed</a>, sewingEdge, dummy);
00290                         <font class="keywordflow">if</font>(collapseId&gt;=0)
00291                         {
00292                                 <font class="comment">// Then set a negative priority (ie will collapse as soon as possible). from -N to -1.</font>
00293                                 <font class="comment">// NB: sort them according to collapseId</font>
00294                                 cost= (float)(-sewingMesh.getNumCollapseEdge(<a class="code" href="classNL3D_1_1CMRMBuilder.html#z628_3">_CurrentLodComputed</a>) + collapseId);
00295                         }
00296                         <font class="keywordflow">else</font>
00297                         {
00298                                 <font class="comment">// This edge must not collapse at this Lod, set an infinite priority (hope will never collapse).</font>
00299                                 cost= FLT_MAX;
00300                         }
00301                 }
00302         }
00303 
00304         <font class="keywordflow">return</font> cost;
00305 }
00306 
00307 
00308 
00309 
00310 <font class="comment">// ***************************************************************************</font>
00311 <font class="comment">// ***************************************************************************</font>
00312 <font class="comment">// Collapse Methods.</font>
00313 <font class="comment">// ***************************************************************************</font>
00314 <font class="comment">// ***************************************************************************</font>
00315 
00316 
00317 <font class="comment">// ***************************************************************************</font>
<a name="l00318"></a><a class="code" href="classNL3D_1_1CMRMBuilder.html#z626_0">00318</a> <font class="keywordtype">bool</font>    CMRMBuilder::faceShareWedges(CMRMFaceBuild *face, sint attribId, sint numVertex1, sint numVertex2)
00319 {
00320         sint    numWedge1= face-&gt;getAssociatedWedge(attribId, numVertex1);
00321         sint    numWedge2= face-&gt;getAssociatedWedge(attribId, numVertex2);
00322         <font class="keywordflow">if</font>(numWedge1&lt;0) <font class="keywordflow">return</font> <font class="keyword">false</font>;
00323         <font class="keywordflow">if</font>(numWedge2&lt;0) <font class="keywordflow">return</font> <font class="keyword">false</font>;
00324 
00325         CMRMAttribute   &amp;w1= <a class="code" href="classNL3D_1_1CMRMBuilder.html#z624_1">TmpAttributes</a>[attribId][numWedge1];
00326         CMRMAttribute   &amp;w2= <a class="code" href="classNL3D_1_1CMRMBuilder.html#z624_1">TmpAttributes</a>[attribId][numWedge2];
00327         <font class="keywordflow">return</font> w1.Shared &amp;&amp; w2.Shared &amp;&amp; w1.NbSharedFaces&gt;0 &amp;&amp; w2.NbSharedFaces&gt;0;
00328 }
00329 
00330 
00331 <font class="comment">// ***************************************************************************</font>
<a name="l00332"></a><a class="code" href="classNL3D_1_1CMRMBuilder.html#z626_1">00332</a> <font class="keywordtype">void</font>    CMRMBuilder::insertFaceIntoEdgeList(CMRMFaceBuild &amp;f)
00333 {
00334         <font class="keywordtype">float</font>   len;
00335         <font class="keywordflow">if</font>(f.ValidIt0)
00336         {
00337                 len= <a class="code" href="classNL3D_1_1CMRMBuilder.html#z625_7">computeEdgeCost</a>(f.getEdge(0));
00338                 f. It0= <a class="code" href="classNL3D_1_1CMRMBuilder.html#z624_4">EdgeCollapses</a>.insert( TEdgeMap::value_type( len, CMRMEdgeFace(f.getEdge(0),&amp;f) ) );
00339         }
00340         <font class="keywordflow">if</font>(f.ValidIt1)
00341         {
00342                 len= <a class="code" href="classNL3D_1_1CMRMBuilder.html#z625_7">computeEdgeCost</a>(f.getEdge(1));
00343                 f. It1= <a class="code" href="classNL3D_1_1CMRMBuilder.html#z624_4">EdgeCollapses</a>.insert( TEdgeMap::value_type( len, CMRMEdgeFace(f.getEdge(1),&amp;f) ) );
00344         }
00345         <font class="keywordflow">if</font>(f.ValidIt2)
00346         {
00347                 len= <a class="code" href="classNL3D_1_1CMRMBuilder.html#z625_7">computeEdgeCost</a>(f.getEdge(2));
00348                 f. It2= <a class="code" href="classNL3D_1_1CMRMBuilder.html#z624_4">EdgeCollapses</a>.insert( TEdgeMap::value_type( len, CMRMEdgeFace(f.getEdge(2),&amp;f) ) );
00349         }
00350 }
00351 <font class="comment">// ***************************************************************************</font>
<a name="l00352"></a><a class="code" href="classNL3D_1_1CMRMBuilder.html#z626_2">00352</a> <font class="keywordtype">void</font>    CMRMBuilder::removeFaceFromEdgeList(CMRMFaceBuild &amp;f)
00353 {
00354         <font class="keywordflow">if</font>(f.ValidIt0)
00355                 <a class="code" href="classNL3D_1_1CMRMBuilder.html#z624_4">EdgeCollapses</a>.erase(f.It0);
00356         <font class="keywordflow">if</font>(f.ValidIt1)
00357                 <a class="code" href="classNL3D_1_1CMRMBuilder.html#z624_4">EdgeCollapses</a>.erase(f.It1);
00358         <font class="keywordflow">if</font>(f.ValidIt2)
00359                 <a class="code" href="classNL3D_1_1CMRMBuilder.html#z624_4">EdgeCollapses</a>.erase(f.It2);
00360 }
00361 
00362 
00363 
00364 <font class="comment">// ***************************************************************************</font>
<a name="l00365"></a><a class="code" href="structNL3D_1_1CTmpVertexWeight.html">00365</a> <font class="keyword">struct          </font>CTmpVertexWeight
00366 {
<a name="l00367"></a><a class="code" href="structNL3D_1_1CTmpVertexWeight.html#m0">00367</a>         uint32          <a class="code" href="structNL3D_1_1CTmpVertexWeight.html#m0">MatrixId</a>;
<a name="l00368"></a><a class="code" href="structNL3D_1_1CTmpVertexWeight.html#m1">00368</a>         <font class="keywordtype">float</font>           <a class="code" href="structNL3D_1_1CTmpVertexWeight.html#m1">Weight</a>;
00369         <font class="comment">// For find().</font>
<a name="l00370"></a><a class="code" href="structNL3D_1_1CTmpVertexWeight.html#a0">00370</a>         <font class="keywordtype">bool</font>    <a class="code" href="structNL3D_1_1CTmpVertexWeight.html#a0">operator==</a>(<font class="keyword">const</font> CTmpVertexWeight &amp;o)<font class="keyword"> const</font>
00371 <font class="keyword">        </font>{
00372                 <font class="keywordflow">return</font> <a class="code" href="structNL3D_1_1CTmpVertexWeight.html#m0">MatrixId</a>==o.MatrixId;
00373         }
00374         <font class="comment">// For sort().</font>
<a name="l00375"></a><a class="code" href="structNL3D_1_1CTmpVertexWeight.html#a1">00375</a>         <font class="keywordtype">bool</font>    <a class="code" href="structNL3D_1_1CTmpVertexWeight.html#a1">operator&lt;</a>(<font class="keyword">const</font> CTmpVertexWeight &amp;o)<font class="keyword"> const</font>
00376 <font class="keyword">        </font>{
00377                 <font class="keywordflow">return</font> <a class="code" href="structNL3D_1_1CTmpVertexWeight.html#m1">Weight</a>&gt;o.Weight;
00378         }
00379 
00380 };
00381 
00382 
00383 <font class="comment">// ***************************************************************************</font>
<a name="l00384"></a><a class="code" href="classNL3D_1_1CMRMBuilder.html#z626_6">00384</a> CMesh::CSkinWeight      CMRMBuilder::collapseSkinWeight(<font class="keyword">const</font> CMesh::CSkinWeight &amp;sw1, <font class="keyword">const</font> CMesh::CSkinWeight &amp;sw2, <font class="keywordtype">float</font> interValue)<font class="keyword"> const</font>
00385 <font class="keyword"></font>{
00386         <font class="comment">// If fast interpolation.</font>
00387         <font class="keywordflow">if</font>(interValue==0)
00388                 <font class="keywordflow">return</font> sw1;
00389         <font class="keywordflow">if</font>(interValue==1)
00390                 <font class="keywordflow">return</font> sw2;
00391 
00392         <font class="comment">// else, must blend a skinWeight: must identify matrix which exist in the 2 sws, and add new ones.</font>
00393         uint    nbMats1=0;
00394         uint    nbMats2=0;
00395         <font class="keyword">static</font> vector&lt;CTmpVertexWeight&gt;         sws;
00396         sws.reserve(<a class="code" href="mesh_8h.html#a0">NL3D_MESH_SKINNING_MAX_MATRIX</a> * 2);
00397         sws.clear();
00398 
00399         <font class="comment">// For all weights of sw1.</font>
00400         uint i;
00401         <font class="keywordflow">for</font>(i=0; i&lt;<a class="code" href="mesh_8h.html#a0">NL3D_MESH_SKINNING_MAX_MATRIX</a>; i++)
00402         {
00403                 CTmpVertexWeight        vw;
00404                 vw.MatrixId= sw1.MatrixId[i];
00405                 vw.Weight= sw1.Weights[i]*(1-interValue);
00406                 <font class="comment">// if this weight is not null.</font>
00407                 <font class="keywordflow">if</font>(vw.Weight&gt;0)
00408                 {
00409                         <font class="comment">// add it to the list.</font>
00410                         sws.push_back(vw);
00411                 }
00412                 <font class="comment">// For skinning reduction.</font>
00413                 <font class="keywordflow">if</font>(sw1.Weights[i]&gt;0)
00414                         nbMats1++;
00415         }
00416 
00417 
00418         <font class="comment">// For all weights of sw1.</font>
00419         <font class="keywordflow">for</font>(i=0; i&lt;<a class="code" href="mesh_8h.html#a0">NL3D_MESH_SKINNING_MAX_MATRIX</a>; i++)
00420         {
00421                 CTmpVertexWeight        vw;
00422                 vw.MatrixId= sw2.MatrixId[i];
00423                 vw.Weight= sw2.Weights[i]*(interValue);
00424                 <font class="comment">// if this weight is not null.</font>
00425                 <font class="keywordflow">if</font>(vw.Weight&gt;0)
00426                 {
00427                         <font class="comment">// add it or add influence to the matrix.</font>
00428                         vector&lt;CTmpVertexWeight&gt;::iterator              it= find(sws.begin(), sws.end(), vw);
00429                         <font class="keywordflow">if</font>(it== sws.end())
00430                                 sws.push_back(vw);
00431                         <font class="keywordflow">else</font>
00432                                 it-&gt;Weight+= vw.Weight;
00433                 }
00434                 <font class="comment">// For skinning reduction.</font>
00435                 <font class="keywordflow">if</font>(sw2.Weights[i]&gt;0)
00436                         nbMats2++;
00437         }
00438 
00439 
00440         <font class="comment">// Then keep just the best.</font>
00441         <font class="comment">// sort by Weight decreasing order.</font>
00442         sort(sws.begin(), sws.end());
00443 
00444         <font class="comment">// clamp the result to the wanted max matrix.</font>
00445         uint    nbMatsOut;
00446         <font class="keywordflow">switch</font>(_SkinReduction)
00447         {
00448         <font class="keywordflow">case</font> CMRMParameters::SkinReductionMin:
00449                 nbMatsOut= <a class="code" href="bit__set_8cpp.html#a0">min</a>(nbMats1, nbMats2);
00450                 <font class="keywordflow">break</font>;
00451         <font class="keywordflow">case</font> CMRMParameters::SkinReductionMax:
00452                 nbMatsOut= max(nbMats1, nbMats2);
00453                 <font class="keywordflow">break</font>;
00454         <font class="keywordflow">case</font> CMRMParameters::SkinReductionBest:
00455                 nbMatsOut= <a class="code" href="bit__set_8cpp.html#a0">min</a>( sws.size(), (uint)<a class="code" href="mesh_8h.html#a0">NL3D_MESH_SKINNING_MAX_MATRIX</a> );
00456                 <font class="keywordflow">break</font>;
00457         <font class="keywordflow">default</font>:
00458                 <a class="code" href="debug_8h.html#a12">nlstop</a>;
00459         };
00460         <font class="comment">// For security.</font>
00461         nbMatsOut= <a class="code" href="bit__set_8cpp.html#a0">min</a>(nbMatsOut, sws.size());
00462         <a class="code" href="debug_8h.html#a6">nlassert</a>(nbMatsOut&lt;=<a class="code" href="mesh_8h.html#a0">NL3D_MESH_SKINNING_MAX_MATRIX</a>);
00463 
00464 
00465         <font class="comment">// Then output the result to the skinWeight, normalizing.</font>
00466         <font class="keywordtype">float</font>   sumWeight=0;
00467         <font class="keywordflow">for</font>(i= 0; i&lt;nbMatsOut; i++)
00468         {
00469                 sumWeight+= sws[i].Weight;
00470         }
00471 
00472         CMesh::CSkinWeight      ret;
00473         <font class="comment">// Fill only needed matrix (other are rested in CMesh::CSkinWeight ctor).</font>
00474         <font class="keywordflow">for</font>(i= 0; i&lt;nbMatsOut; i++)
00475         {
00476                 ret.MatrixId[i]= sws[i].MatrixId;
00477                 ret.Weights[i]= sws[i].Weight / sumWeight;
00478         }
00479 
00480         <font class="keywordflow">return</font> ret;
00481 }
00482 
00483 <font class="comment">// ***************************************************************************</font>
<a name="l00484"></a><a class="code" href="classNL3D_1_1CMRMBuilder.html#z626_3">00484</a> sint    CMRMBuilder::collapseEdge(<font class="keyword">const</font> CMRMEdge &amp;edge)
00485 {
00486         sint    i,j;
00487         <font class="keywordtype">float</font>   InterValue;
00488         sint    edgeV1=edge.v0;
00489         sint    edgeV2=edge.v1;
00490 
00491 
00492         <font class="comment">// 0. collapse the vertices.</font>
00493         <font class="comment">//==========================</font>
00494 
00495         <font class="comment">// edge.Vertex1 kept, but morphed.</font>
00496         <font class="comment">// edge.Vertex2 deleted, and must know on which vertex it collapse.</font>
00497         CMRMVertex      &amp;Vertex1=<a class="code" href="classNL3D_1_1CMRMBuilder.html#z624_0">TmpVertices</a>[edgeV1], &amp;Vertex2=<a class="code" href="classNL3D_1_1CMRMBuilder.html#z624_0">TmpVertices</a>[edgeV2];
00498 
00499         <font class="comment">// Interpolation choice.</font>
00500         <font class="comment">// Default is to interpolate vertex 0 to the middle of the edge.</font>
00501         InterValue=0.5;
00502         <font class="comment">//InterValue=1;</font>
00503         <font class="comment">// **** If at least one vertex of the edge is on a mesh sewing interface, must change InterValue</font>
00504         <font class="keywordflow">if</font>( <a class="code" href="classNL3D_1_1CMRMBuilder.html#z628_1">_HasMeshInterfaces</a> &amp;&amp; (Vertex1.InterfaceLink.InterfaceId&gt;=0 || Vertex2.InterfaceLink.InterfaceId&gt;=0) )
00505         {
00506                 <font class="comment">// If this is an edge of a mesh sewing interface</font>
00507                 <font class="keywordflow">if</font>(Vertex1.InterfaceLink.InterfaceId==Vertex2.InterfaceLink.InterfaceId)
00508                 {
00509                         <font class="comment">// Then the edge is one of the sewing interface mesh. must do special things for it</font>
00510                         CMRMSewingMesh  &amp;sewingMesh= <a class="code" href="classNL3D_1_1CMRMBuilder.html#z628_2">_SewingMeshes</a>[Vertex1.InterfaceLink.InterfaceId];
00511 
00512                         <font class="comment">// get the sewing edge id</font>
00513                         CMRMEdge        sewingEdge;
00514                         sewingEdge.v0= Vertex1.InterfaceLink.InterfaceVertexId;
00515                         sewingEdge.v1= Vertex2.InterfaceLink.InterfaceVertexId;
00516 
00517                         <font class="comment">// Get the edge in the sewing mesh which is said to be collapsed</font>
00518                         uint    vertToCollapse;
00519                         sint collapseId= sewingMesh.mustCollapseEdge(<a class="code" href="classNL3D_1_1CMRMBuilder.html#z628_3">_CurrentLodComputed</a>, sewingEdge, vertToCollapse);
00520                         <font class="comment">// if exist</font>
00521                         <font class="keywordflow">if</font>(collapseId&gt;=0)
00522                         {
00523                                 <font class="comment">// if it is v0 which must collapse, then InterValue=1</font>
00524                                 <font class="keywordflow">if</font>(vertToCollapse==(uint)sewingEdge.v0)
00525                                         InterValue= 1;
00526                                 <font class="keywordflow">else</font>
00527                                         InterValue= 0;
00528 
00529                         }
00530                         <font class="keywordflow">else</font>
00531                         {
00532                                 <font class="comment">// This should not happens. But it is still possible if this edge don't want to collapse but if their</font>
00533                                 <font class="comment">// is no more choice. Take a default value</font>
00534                                 InterValue= 0;
00535                         }
00536                 }
00537                 <font class="keywordflow">else</font>
00538                 {
00539                         <font class="comment">// must collapse to the vertex on the sewing interface (as if it was open)</font>
00540                         <font class="keywordflow">if</font>(Vertex1.InterfaceLink.InterfaceId&gt;=0)
00541                         {
00542                                 <font class="comment">// NB: it is possible that both vertices are on a different sewing interface... still collapse (must have to)</font>
00543                                 InterValue= 0;
00544                         }
00545                         <font class="keywordflow">else</font>
00546                         {
00547                                 <font class="comment">// Then Vertex2 is on a sewing interface, collapse to it</font>
00548                                 InterValue= 1;
00549                         }
00550                 }
00551         }
00552         <font class="comment">// **** Else, on special cases, it is much more efficient to interpolate at start or at end of edge.</font>
00553         <font class="keywordflow">else</font>
00554         {
00555                 <font class="comment">// If one vertex is "open", ie his shared faces do not represent a closed Fan, then interpolate to this one, </font>
00556                 <font class="comment">// so the mesh has the same silhouette.</font>
00557                 <font class="keywordtype">bool</font>    vc1= <a class="code" href="classNL3D_1_1CMRMBuilder.html#z625_3">vertexClosed</a>(edgeV1);
00558                 <font class="keywordtype">bool</font>    vc2= <a class="code" href="classNL3D_1_1CMRMBuilder.html#z625_3">vertexClosed</a>(edgeV2);
00559                 <font class="keywordflow">if</font>(!vc1 &amp;&amp; vc2) InterValue=0;
00560                 <font class="keywordflow">else</font> <font class="keywordflow">if</font>(vc1 &amp;&amp; !vc2) InterValue=1;
00561                 <font class="keywordflow">else</font>
00562                 {
00563                         <font class="comment">// Do the same test but with vertex continue: it is preferable to not move the boundaries </font>
00564                         <font class="comment">// of a material, or a mapping.</font>
00565                         <font class="keywordtype">bool</font>    vc1= <a class="code" href="classNL3D_1_1CMRMBuilder.html#z625_2">vertexContinue</a>(edgeV1);
00566                         <font class="keywordtype">bool</font>    vc2= <a class="code" href="classNL3D_1_1CMRMBuilder.html#z625_2">vertexContinue</a>(edgeV2);
00567                         <font class="keywordflow">if</font>(!vc1 &amp;&amp; vc2) InterValue=0;
00568                         <font class="keywordflow">if</font>(vc1 &amp;&amp; !vc2) InterValue=1;
00569                 }
00570         }
00571         <font class="comment">/*BENCH_TotalCollapses++;</font>
00572 <font class="comment">        if(InterValue==0.5)</font>
00573 <font class="comment">                BENCH_MiddleCollapses++;*/</font>
00574 
00575         <font class="comment">// Collapse the Vertex.</font>
00576         <font class="comment">//========================</font>
00577         Vertex1.Current= Vertex1.Current*(1-InterValue) + Vertex2.Current*InterValue;
00578         <font class="keywordflow">for</font> (i = 0; i &lt; (sint)Vertex1.BSCurrent.size(); ++i)
00579                 Vertex1.BSCurrent[i] = Vertex1.BSCurrent[i]*(1-InterValue) + Vertex2.BSCurrent[i]*InterValue;
00580         Vertex2.CollapsedTo= edgeV1;
00581         <font class="keywordflow">if</font>(_Skinned)
00582                 Vertex1.CurrentSW= <a class="code" href="classNL3D_1_1CMRMBuilder.html#z626_6">collapseSkinWeight</a>(Vertex1.CurrentSW, Vertex2.CurrentSW, InterValue);
00583         <font class="keywordflow">if</font>( _HasMeshInterfaces )
00584                 Vertex1.InterfaceLink= InterValue&lt;0.5f? Vertex1.InterfaceLink : Vertex2.InterfaceLink;
00585 
00586         <font class="comment">// \todo yoyo: TODO_BUG: Don't know why, but vertices may point on deleted faces.</font>
00587         <font class="comment">// Temp: we destroy here thoses face from SharedFaces...</font>
00588         <font class="keywordflow">for</font>(i=0;i&lt;(sint)Vertex1.SharedFaces.size();i++)
00589         {
00590                 sint    numFace= Vertex1.SharedFaces[i];
00591                 <font class="keywordflow">if</font>(<a class="code" href="classNL3D_1_1CMRMBuilder.html#z624_3">TmpFaces</a>[numFace].Deleted)
00592                         <a class="code" href="namespaceNL3D.html#a384">deleteElement</a>(Vertex1.SharedFaces, numFace), i--;
00593         }
00594         <font class="keywordflow">for</font>(i=0;i&lt;(sint)Vertex2.SharedFaces.size();i++)
00595         {
00596                 sint    numFace= Vertex2.SharedFaces[i];
00597                 <font class="keywordflow">if</font>(<a class="code" href="classNL3D_1_1CMRMBuilder.html#z624_3">TmpFaces</a>[numFace].Deleted)
00598                         <a class="code" href="namespaceNL3D.html#a384">deleteElement</a>(Vertex2.SharedFaces, numFace), i--;
00599         }
00600 
00601 
00602         <font class="comment">// Build Neighbor faces.</font>
00603         vector&lt;sint&gt;    neighboorFaces;
00604         <font class="keywordflow">for</font>(i=0;i&lt;(sint)Vertex1.SharedFaces.size();i++)
00605         {
00606                 sint    numFace= Vertex1.SharedFaces[i];
00607                 <font class="keywordflow">if</font>(!<a class="code" href="namespaceNL3D.html#a383">findElement</a>(neighboorFaces, numFace))
00608                         neighboorFaces.push_back(numFace);
00609         }
00610         <font class="keywordflow">for</font>(i=0;i&lt;(sint)Vertex2.SharedFaces.size();i++)
00611         {
00612                 sint    numFace= Vertex2.SharedFaces[i];
00613                 <font class="keywordflow">if</font>(!<a class="code" href="namespaceNL3D.html#a383">findElement</a>(neighboorFaces, numFace))
00614                         neighboorFaces.push_back(numFace);
00615         }
00616 
00617         <font class="comment">// Build faces which will be destroyed (may 1 or 2, maybe more for non conventionnal meshes).</font>
00618         vector&lt;sint&gt;    deletedFaces;
00619         <font class="keywordflow">for</font>(i=0;i&lt;(sint)Vertex1.SharedFaces.size();i++)
00620         {
00621                 sint    numFace= Vertex1.SharedFaces[i];
00622                 <a class="code" href="debug_8h.html#a6">nlassert</a>(!<a class="code" href="classNL3D_1_1CMRMBuilder.html#z624_3">TmpFaces</a>[numFace].Deleted);
00623                 <font class="keywordflow">if</font>(<a class="code" href="classNL3D_1_1CMRMBuilder.html#z624_3">TmpFaces</a>[numFace].hasVertex(edgeV2))
00624                         deletedFaces.push_back(numFace);
00625         }
00626 
00627 
00628         <font class="comment">// 1. Collapse the wedges.</font>
00629         <font class="comment">//========================</font>
00630 
00631         <font class="comment">// For ALL Attributes.</font>
00632         <font class="keywordflow">for</font>(sint attId=0;attId&lt;<a class="code" href="classNL3D_1_1CMRMBuilder.html#z624_2">NumAttributes</a>;attId++)
00633         {
00634                 <font class="comment">// a/ Stock the wedge interpolation in each destroyed face.</font>
00635                 <font class="comment">//------------------------------------------------------</font>
00636                 <font class="keywordflow">for</font>(i=0;i&lt;(sint)deletedFaces.size();i++)
00637                 {
00638                         CMRMFaceBuild           &amp;face= <a class="code" href="classNL3D_1_1CMRMBuilder.html#z624_3">TmpFaces</a>[deletedFaces[i]];
00639 
00640                         CVectorH        &amp;w0= <a class="code" href="classNL3D_1_1CMRMBuilder.html#z624_1">TmpAttributes</a>[attId][ face.getAssociatedWedge(attId, edgeV1) ].Current;
00641                         CVectorH        &amp;w1= <a class="code" href="classNL3D_1_1CMRMBuilder.html#z624_1">TmpAttributes</a>[attId][ face.getAssociatedWedge(attId, edgeV2) ].Current;
00642 
00643                         CVectorH        &amp;itp= face.InterpolatedAttribute;
00644                         itp.x= w0.x*(1-InterValue) + w1.x*InterValue;
00645                         itp.y= w0.y*(1-InterValue) + w1.y*InterValue;
00646                         itp.z= w0.z*(1-InterValue) + w1.z*InterValue;
00647                         itp.w= w0.w*(1-InterValue) + w1.w*InterValue;
00648 
00649                         <font class="keywordflow">for</font> (j = 0; j &lt; (sint)face.BSInterpolated.size(); ++j)
00650                         {
00651                                 CVectorH &amp;w0 = <a class="code" href="classNL3D_1_1CMRMBuilder.html#z624_1">TmpAttributes</a>[attId][face.getAssociatedWedge(attId, edgeV1)].BSCurrent[j];
00652                                 CVectorH &amp;w1 = <a class="code" href="classNL3D_1_1CMRMBuilder.html#z624_1">TmpAttributes</a>[attId][face.getAssociatedWedge(attId, edgeV2)].BSCurrent[j];
00653                                 CVectorH &amp;itb = face.BSInterpolated[j];
00654                                 itb.x = w0.x*(1-InterValue) + w1.x*InterValue;
00655                                 itb.y = w0.y*(1-InterValue) + w1.y*InterValue;
00656                                 itb.z = w0.z*(1-InterValue) + w1.z*InterValue;
00657                                 itb.w = w0.w*(1-InterValue) + w1.w*InterValue;
00658                         }
00659                 }
00660 
00661 
00662                 <font class="comment">// b/ Build wedge list to be modify.</font>
00663                 <font class="comment">//----------------------------------</font>
00664                 vector&lt;sint&gt;    wedges;
00665 
00666                 <font class="keywordflow">for</font>(i=0;i&lt;(sint)neighboorFaces.size();i++)
00667                 {
00668                         CMRMFaceBuild   &amp;face= <a class="code" href="classNL3D_1_1CMRMBuilder.html#z624_3">TmpFaces</a>[neighboorFaces[i]];
00669                         sint    numWedge;
00670 
00671                         numWedge= face.getAssociatedWedge(attId, edgeV1);
00672                         <font class="keywordflow">if</font>(numWedge&gt;=0 &amp;&amp; !<a class="code" href="namespaceNL3D.html#a383">findElement</a>(wedges, numWedge))
00673                                 wedges.push_back(numWedge);
00674 
00675                         numWedge= face.getAssociatedWedge(attId, edgeV2);
00676                         <font class="keywordflow">if</font>(numWedge&gt;=0 &amp;&amp; !<a class="code" href="namespaceNL3D.html#a383">findElement</a>(wedges, numWedge))
00677                                 wedges.push_back(numWedge);
00678                 }
00679 
00680 
00681                 <font class="comment">// c/ Count numFaces which point on those wedges. (- deleted faces).</font>
00682                 <font class="comment">//------------------------------------------------------------------</font>
00683 
00684                 <font class="keywordflow">for</font>(i=0;i&lt;(sint)wedges.size();i++)
00685                 {
00686                         sint                    numWedge= wedges[i];
00687                         CMRMAttribute   &amp;wedge= <a class="code" href="classNL3D_1_1CMRMBuilder.html#z624_1">TmpAttributes</a>[attId][numWedge];
00688 
00689                         wedge.NbSharedFaces=0;
00690                         wedge.Shared=<font class="keyword">false</font>;
00691 
00692                         <font class="comment">// Count total ref count.</font>
00693                         <font class="keywordflow">for</font>(j=0;j&lt;(sint)neighboorFaces.size();j++)
00694                         {
00695                                 <font class="keywordflow">if</font>(<a class="code" href="classNL3D_1_1CMRMBuilder.html#z624_3">TmpFaces</a>[neighboorFaces[j]].hasWedge(attId, numWedge))
00696                                         wedge.NbSharedFaces++;
00697                         }
00698 
00699                         <font class="comment">// Minus deleted faces.</font>
00700                         <font class="keywordflow">for</font>(j=0;j&lt;(sint)deletedFaces.size();j++)
00701                         {
00702                                 <font class="keywordflow">if</font>(<a class="code" href="classNL3D_1_1CMRMBuilder.html#z624_3">TmpFaces</a>[deletedFaces[j]].hasWedge(attId, numWedge))
00703                                 {
00704                                         wedge.NbSharedFaces--;
00705                                         wedge.Shared=<font class="keyword">true</font>;
00706                                         wedge.InterpolatedFace=deletedFaces[j];
00707                                 }
00708                         }
00709                 }
00710 
00711 
00712                 <font class="comment">// d/ Collapse wedge following 3 possibles cases.</font>
00713                 <font class="comment">//-----------------------------------------------</font>
00714 
00715 
00716                 <font class="keywordflow">for</font>(i=0;i&lt;(sint)wedges.size();i++)
00717                 {
00718                         sint                    numWedge= wedges[i];
00719                         CMRMAttribute   &amp;wedge= <a class="code" href="classNL3D_1_1CMRMBuilder.html#z624_1">TmpAttributes</a>[attId][numWedge];
00720 
00721                         <font class="comment">// if wedge not shared...</font>
00722                         <font class="keywordflow">if</font>(!wedge.Shared)
00723                         {
00724                                 <font class="comment">// We've got an "exterior wedge" which lost no corner =&gt; do not merge it nor delete it. </font>
00725                                 <font class="comment">// Leave it as the same value (extrapolate it may not be a good solution).</font>
00726                         }
00727                         <font class="keywordflow">else</font>
00728                         {
00729                                 <font class="comment">// if wedge dissapears, notify.</font>
00730                                 <font class="keywordflow">if</font>(wedge.NbSharedFaces==0)
00731                                 {
00732                                         wedge.CollapsedTo=-2;
00733                                         <font class="comment">// Do not change his value. (as specified in Hope article).</font>
00734                                 }
00735                                 <font class="keywordflow">else</font>
00736                                 {
00737                                         CMRMFaceBuild   &amp;face= <a class="code" href="classNL3D_1_1CMRMBuilder.html#z624_3">TmpFaces</a>[wedge.InterpolatedFace];
00738 
00739                                         <font class="comment">// Must interpolate it.</font>
00740                                         wedge.Current= face.InterpolatedAttribute;
00741                                         wedge.BSCurrent = face.BSInterpolated;
00742                                         
00743                                         <font class="comment">// Must merge the wedge of the second vertex on first</font>
00744                                         <font class="comment">// ONLY IF 2 interpolated wedges are shared and NbSharedFaces!=0.</font>
00745                                         <font class="keywordflow">if</font>(     numWedge==face.getAssociatedWedge(attId, edgeV2) &amp;&amp; 
00746                                                 <a class="code" href="classNL3D_1_1CMRMBuilder.html#z626_0">faceShareWedges</a>(&amp;face, attId, edgeV1, edgeV2) )
00747                                         {
00748                                                 wedge.CollapsedTo= face.getAssociatedWedge(attId, edgeV1);
00749                                         }
00750                                 }
00751                         }
00752                 }
00753 
00754         }
00755 
00756         <font class="comment">// 3. collapse faces.</font>
00757         <font class="comment">//===================</font>
00758         
00759         <font class="comment">// delete face shared by edge.</font>
00760         <font class="keywordflow">for</font>(i=0;i&lt;(sint)deletedFaces.size();i++)
00761         {
00762                 sint    numFace= deletedFaces[i];
00763                 <a class="code" href="classNL3D_1_1CMRMBuilder.html#z624_3">TmpFaces</a>[numFace].Deleted=<font class="keyword">true</font>;
00764 
00765                 <font class="comment">// release edges from list.</font>
00766                 <a class="code" href="classNL3D_1_1CMRMBuilder.html#z626_2">removeFaceFromEdgeList</a>(<a class="code" href="classNL3D_1_1CMRMBuilder.html#z624_3">TmpFaces</a>[numFace]);
00767                 <font class="comment">// ivalid all it!!</font>
00768                 <a class="code" href="classNL3D_1_1CMRMBuilder.html#z624_3">TmpFaces</a>[numFace].invalidAllIts(<a class="code" href="classNL3D_1_1CMRMBuilder.html#z624_4">EdgeCollapses</a>);
00769 
00770 
00771                 <font class="comment">// delete from vertex1 and 2 the deleted faces.</font>
00772                 <a class="code" href="namespaceNL3D.html#a384">deleteElement</a>( Vertex1.SharedFaces, numFace);
00773                 <a class="code" href="namespaceNL3D.html#a384">deleteElement</a>( Vertex2.SharedFaces, numFace);
00774         }
00775 
00776 
00777         <font class="comment">// must ref correctly the faces.</font>
00778         <font class="keywordflow">for</font>(i=0;i&lt;(sint)neighboorFaces.size();i++)
00779         {
00780                 CMRMFaceBuild           &amp;face=<a class="code" href="classNL3D_1_1CMRMBuilder.html#z624_3">TmpFaces</a>[neighboorFaces[i]];
00781 
00782                 <font class="comment">// good vertices</font>
00783                 <font class="keywordflow">if</font>(face.Corner[0].Vertex ==edgeV2)      face.Corner[0].Vertex=edgeV1;
00784                 <font class="keywordflow">if</font>(face.Corner[1].Vertex ==edgeV2)      face.Corner[1].Vertex=edgeV1;
00785                 <font class="keywordflow">if</font>(face.Corner[2].Vertex ==edgeV2)      face.Corner[2].Vertex=edgeV1;
00786                 <font class="comment">// nb: doesn't matter if deletedFaces are modified...</font>
00787 
00788                 <font class="comment">// good wedges</font>
00789                 <font class="keywordflow">for</font>(sint attId=0;attId&lt;<a class="code" href="classNL3D_1_1CMRMBuilder.html#z624_2">NumAttributes</a>;attId++)
00790                 {
00791                         sint    newWedge;
00792                         newWedge= <a class="code" href="classNL3D_1_1CMRMBuilder.html#z624_1">TmpAttributes</a>[attId][ face.Corner[0].Attributes[attId] ].CollapsedTo;
00793                         <font class="keywordflow">if</font>(newWedge&gt;=0) face.Corner[0].Attributes[attId]= newWedge;
00794                         newWedge= <a class="code" href="classNL3D_1_1CMRMBuilder.html#z624_1">TmpAttributes</a>[attId][ face.Corner[1].Attributes[attId] ].CollapsedTo;
00795                         <font class="keywordflow">if</font>(newWedge&gt;=0) face.Corner[1].Attributes[attId]= newWedge;
00796                         newWedge= <a class="code" href="classNL3D_1_1CMRMBuilder.html#z624_1">TmpAttributes</a>[attId][ face.Corner[2].Attributes[attId] ].CollapsedTo;
00797                         <font class="keywordflow">if</font>(newWedge&gt;=0) face.Corner[2].Attributes[attId]= newWedge;
00798                 }
00799 
00800                 <font class="comment">// good edges.</font>
00801                 <font class="comment">/* Those ones are updated in collapseEdges(): they are removed from the edgeCollapseList, </font>
00802 <font class="comment">                        then they are re-inserted with good Vertex indices.</font>
00803 <font class="comment">                */</font>
00804         }
00805 
00806 
00807         <font class="comment">// The vertex1 has now the shared env of vertex2.</font>
00808         Vertex1.SharedFaces.insert(Vertex1.SharedFaces.end(), Vertex2.SharedFaces.begin(), 
00809                 Vertex2.SharedFaces.end());
00810         
00811 
00812         <font class="keywordflow">return</font> deletedFaces.size();
00813 }
00814 
00815 
00816 <font class="comment">// ***************************************************************************</font>
<a name="l00817"></a><a class="code" href="classNL3D_1_1CMRMBuilder.html#z626_4">00817</a> sint    CMRMBuilder::followVertex(sint i)
00818 {
00819         CMRMVertex      &amp;vert=<a class="code" href="classNL3D_1_1CMRMBuilder.html#z624_0">TmpVertices</a>[i];
00820         <font class="keywordflow">if</font>(vert.CollapsedTo&gt;=0)
00821                 <font class="keywordflow">return</font> <a class="code" href="classNL3D_1_1CMRMBuilder.html#z626_4">followVertex</a>(vert.CollapsedTo);
00822         <font class="keywordflow">else</font>
00823                 <font class="keywordflow">return</font> i;
00824 }
00825 <font class="comment">// ***************************************************************************</font>
<a name="l00826"></a><a class="code" href="classNL3D_1_1CMRMBuilder.html#z626_5">00826</a> sint    CMRMBuilder::followWedge(sint attribId, sint i)
00827 {
00828         CMRMAttribute   &amp;wedge= <a class="code" href="classNL3D_1_1CMRMBuilder.html#z624_1">TmpAttributes</a>[attribId][i];
00829         <font class="keywordflow">if</font>(wedge.CollapsedTo&gt;=0)
00830                 <font class="keywordflow">return</font> <a class="code" href="classNL3D_1_1CMRMBuilder.html#z626_5">followWedge</a>(attribId, wedge.CollapsedTo);
00831         <font class="keywordflow">else</font>
00832                 <font class="keywordflow">return</font> i;
00833 }
00834 
00835 
00836 <font class="comment">// ***************************************************************************</font>
00837 <font class="comment">// ***************************************************************************</font>
00838 <font class="comment">// Mesh Level method.</font>
00839 <font class="comment">// ***************************************************************************</font>
00840 <font class="comment">// ***************************************************************************</font>
00841 
00842 
00843 <font class="comment">// ***************************************************************************</font>
<a name="l00844"></a><a class="code" href="classNL3D_1_1CMRMBuilder.html#a0">00844</a> CMRMBuilder::CMRMBuilder()
00845 {
00846         <a class="code" href="classNL3D_1_1CMRMBuilder.html#z624_2">NumAttributes</a>= 0;
00847         <a class="code" href="classNL3D_1_1CMRMBuilder.html#z624_5">_Skinned</a>= <font class="keyword">false</font>;
00848         <a class="code" href="classNL3D_1_1CMRMBuilder.html#z628_1">_HasMeshInterfaces</a>= <font class="keyword">false</font>;
00849 }
00850 
00851 <font class="comment">// ***************************************************************************</font>
<a name="l00852"></a><a class="code" href="classNL3D_1_1CMRMBuilder.html#z627_0">00852</a> <font class="keywordtype">void</font>    CMRMBuilder::init(<font class="keyword">const</font> CMRMMesh &amp;baseMesh)
00853 {
00854         sint    i, attId;
00855 
00856 
00857         <font class="comment">// First clear ALL.</font>
00858         <a class="code" href="classNL3D_1_1CMRMBuilder.html#z624_0">TmpVertices</a>.clear();
00859         <font class="keywordflow">for</font>(attId=0;attId&lt;<a class="code" href="mrm__mesh_8h.html#a0">NL3D_MRM_MAX_ATTRIB</a>;attId++)
00860         {
00861                 <a class="code" href="classNL3D_1_1CMRMBuilder.html#z624_1">TmpAttributes</a>[attId].clear();
00862         }
00863         <a class="code" href="classNL3D_1_1CMRMBuilder.html#z624_3">TmpFaces</a>.clear();
00864         <a class="code" href="classNL3D_1_1CMRMBuilder.html#z624_4">EdgeCollapses</a>.clear();
00865 
00866 
00867         <font class="comment">// resize.</font>
00868         <a class="code" href="classNL3D_1_1CMRMBuilder.html#z624_2">NumAttributes</a>= baseMesh.NumAttributes;
00869         <a class="code" href="classNL3D_1_1CMRMBuilder.html#z624_0">TmpVertices</a>.resize(baseMesh.Vertices.size());
00870         <font class="keywordflow">for</font>(attId=0;attId&lt;<a class="code" href="classNL3D_1_1CMRMBuilder.html#z624_2">NumAttributes</a>;attId++)
00871         {
00872                 <a class="code" href="classNL3D_1_1CMRMBuilder.html#z624_1">TmpAttributes</a>[attId].resize(baseMesh.Attributes[attId].size());
00873         }
00874         <a class="code" href="classNL3D_1_1CMRMBuilder.html#z624_3">TmpFaces</a>.resize(baseMesh.Faces.size());
00875 
00876 
00877         <font class="comment">// Then copy.</font>
00878         <font class="keywordflow">for</font>(i=0;i&lt;(sint)baseMesh.Vertices.size();i++)
00879         {
00880                 <a class="code" href="classNL3D_1_1CMRMBuilder.html#z624_0">TmpVertices</a>[i].Current= <a class="code" href="classNL3D_1_1CMRMBuilder.html#z624_0">TmpVertices</a>[i].Original= baseMesh.Vertices[i];
00881                 <a class="code" href="classNL3D_1_1CMRMBuilder.html#z624_0">TmpVertices</a>[i].BSCurrent.resize(baseMesh.BlendShapes.size());
00882                 <font class="keywordflow">for</font>(uint32 j = 0; j &lt;baseMesh.BlendShapes.size() ;++j)
00883                         <a class="code" href="classNL3D_1_1CMRMBuilder.html#z624_0">TmpVertices</a>[i].BSCurrent[j]= baseMesh.BlendShapes[j].Vertices[i];
00884                 <font class="keywordflow">if</font>(_Skinned)
00885                         <a class="code" href="classNL3D_1_1CMRMBuilder.html#z624_0">TmpVertices</a>[i].CurrentSW= <a class="code" href="classNL3D_1_1CMRMBuilder.html#z624_0">TmpVertices</a>[i].OriginalSW= baseMesh.SkinWeights[i];
00886                 <font class="keywordflow">if</font>(_HasMeshInterfaces)
00887                         <a class="code" href="classNL3D_1_1CMRMBuilder.html#z624_0">TmpVertices</a>[i].InterfaceLink= baseMesh.InterfaceLinks[i];
00888         }
00889         <font class="keywordflow">for</font>(attId=0;attId&lt;<a class="code" href="classNL3D_1_1CMRMBuilder.html#z624_2">NumAttributes</a>;attId++)
00890         {
00891                 <font class="keywordflow">for</font>(i=0;i&lt;(sint)baseMesh.Attributes[attId].size();i++)
00892                 {
00893                         <a class="code" href="classNL3D_1_1CMRMBuilder.html#z624_1">TmpAttributes</a>[attId][i].Current= <a class="code" href="classNL3D_1_1CMRMBuilder.html#z624_1">TmpAttributes</a>[attId][i].Original= 
00894                         baseMesh.Attributes[attId][i];
00895                         <a class="code" href="classNL3D_1_1CMRMBuilder.html#z624_1">TmpAttributes</a>[attId][i].BSCurrent.resize(baseMesh.BlendShapes.size());
00896                         <font class="keywordflow">for</font>(uint32 j = 0; j &lt;baseMesh.BlendShapes.size() ;++j)
00897                                 <a class="code" href="classNL3D_1_1CMRMBuilder.html#z624_1">TmpAttributes</a>[attId][i].BSCurrent[j]= baseMesh.BlendShapes[j].Attributes[attId][i];
00898                 }
00899         }
00900         <font class="keywordflow">for</font>(i=0;i&lt;(sint)baseMesh.Faces.size();i++)
00901         {
00902                 <a class="code" href="classNL3D_1_1CMRMBuilder.html#z624_3">TmpFaces</a>[i]= baseMesh.Faces[i];
00903                 <a class="code" href="classNL3D_1_1CMRMBuilder.html#z624_3">TmpFaces</a>[i].BSInterpolated.resize(baseMesh.BlendShapes.size());
00904         }
00905 
00906 
00907         <font class="comment">// Create vertices sharedFaces.</font>
00908         <font class="keywordflow">for</font>(i=0;i&lt;(sint)<a class="code" href="classNL3D_1_1CMRMBuilder.html#z624_3">TmpFaces</a>.size();i++)
00909         {
00910                 CMRMFaceBuild           &amp;face= <a class="code" href="classNL3D_1_1CMRMBuilder.html#z624_3">TmpFaces</a>[i];
00911 
00912                 <a class="code" href="classNL3D_1_1CMRMBuilder.html#z624_0">TmpVertices</a>[face.Corner[0].Vertex].SharedFaces.push_back(i);
00913                 <a class="code" href="classNL3D_1_1CMRMBuilder.html#z624_0">TmpVertices</a>[face.Corner[1].Vertex].SharedFaces.push_back(i);
00914                 <a class="code" href="classNL3D_1_1CMRMBuilder.html#z624_0">TmpVertices</a>[face.Corner[2].Vertex].SharedFaces.push_back(i);
00915         }
00916 
00917 
00918         <font class="comment">// Compute EdgeCost.</font>
00919         <font class="keywordflow">for</font>(i=0;i&lt;(sint)<a class="code" href="classNL3D_1_1CMRMBuilder.html#z624_3">TmpFaces</a>.size();i++)
00920         {
00921                 CMRMFaceBuild           &amp;f= <a class="code" href="classNL3D_1_1CMRMBuilder.html#z624_3">TmpFaces</a>[i];
00922                 <font class="comment">// At start, valid all edges.</font>
00923                 f. ValidIt0= <font class="keyword">true</font>;
00924                 f. ValidIt1= <font class="keyword">true</font>;
00925                 f. ValidIt2= <font class="keyword">true</font>;
00926                 <a class="code" href="classNL3D_1_1CMRMBuilder.html#z626_1">insertFaceIntoEdgeList</a>(f);
00927         }
00928 }
00929 <font class="comment">// ***************************************************************************</font>
<a name="l00930"></a><a class="code" href="classNL3D_1_1CMRMBuilder.html#z627_1">00930</a> <font class="keywordtype">void</font>    CMRMBuilder::collapseEdges(sint nWantedFaces)
00931 {
00932         <a class="code" href="namespaceNL3D.html#a161">ItEdgeMap</a>               EdgeIt;
00933 
00934         sint    nCurrentFaces=<a class="code" href="classNL3D_1_1CMRMBuilder.html#z624_3">TmpFaces</a>.size();
00935         sint    bug0=0,bug2=0,bug3=0;
00936 
00937         <font class="keywordflow">while</font>(nCurrentFaces&gt;nWantedFaces)
00938         {
00939                 bug0++;
00940                 EdgeIt= <a class="code" href="classNL3D_1_1CMRMBuilder.html#z624_4">EdgeCollapses</a>.begin();
00941 
00942                 <font class="keywordflow">if</font>(EdgeIt== <a class="code" href="classNL3D_1_1CMRMBuilder.html#z624_4">EdgeCollapses</a>.end())
00943                         <font class="keywordflow">break</font>;
00944 
00945                 <font class="comment">// 0. Look if edge already deleted</font>
00946                 <font class="comment">//================================</font>
00947                 CMRMEdge        edge=(*EdgeIt).second;
00948 
00949                 <font class="comment">// Is it valid?? (ie his vertices exist yet??).</font>
00950                 <font class="keywordflow">if</font>(<a class="code" href="classNL3D_1_1CMRMBuilder.html#z624_0">TmpVertices</a>[ edge.v0 ].CollapsedTo&gt;=0
00951                         || <a class="code" href="classNL3D_1_1CMRMBuilder.html#z624_0">TmpVertices</a>[ edge.v1 ].CollapsedTo&gt;=0)
00952                 {
00953                         <font class="comment">// \todo yoyo: TODO_BUG: potential bug here...</font>
00954                         CMRMFaceBuild           &amp;f= *(EdgeIt-&gt;second.Face);
00955                         <a class="code" href="debug_8h.html#a6">nlassert</a>(f.validEdgeIt(EdgeIt-&gt;second));
00956                         f.invalidEdgeIt(EdgeIt-&gt;second, <a class="code" href="classNL3D_1_1CMRMBuilder.html#z624_4">EdgeCollapses</a>);
00957                         <a class="code" href="classNL3D_1_1CMRMBuilder.html#z624_4">EdgeCollapses</a>.erase(EdgeIt);
00958                         bug2++;
00959                         <font class="keywordflow">continue</font>;
00960                 }
00961                 <font class="comment">// \todo yoyo: TODO_BUG: potential bug here...</font>
00962                 <font class="comment">// If a mesh is "open" it will crash if a "hole collapse"...</font>
00963                 <font class="keywordflow">if</font>(edge.v0==edge.v1)
00964                 {
00965                         CMRMFaceBuild           &amp;f= *(EdgeIt-&gt;second.Face);
00966                         <a class="code" href="debug_8h.html#a6">nlassert</a>(f.validEdgeIt(EdgeIt-&gt;second));
00967                         f.invalidEdgeIt(EdgeIt-&gt;second, <a class="code" href="classNL3D_1_1CMRMBuilder.html#z624_4">EdgeCollapses</a>);
00968                         <a class="code" href="classNL3D_1_1CMRMBuilder.html#z624_4">EdgeCollapses</a>.erase(EdgeIt);
00969                         bug3++;
00970                         <font class="keywordflow">continue</font>;
00971                 }
00972 
00973 
00974                 <font class="comment">// 1. else, OK, collapse it!!</font>
00975                 <font class="comment">//===========================</font>
00976                 sint    vertexCollapsed= edge.v0;
00977                 nCurrentFaces-= <a class="code" href="classNL3D_1_1CMRMBuilder.html#z626_3">collapseEdge</a>(edge);
00978 
00979 
00980                 <font class="comment">// 2. Must reorder all his neighborhood.</font>
00981                 <font class="comment">//======================================</font>
00982                 CMRMVertex      &amp;vert=<a class="code" href="classNL3D_1_1CMRMBuilder.html#z624_0">TmpVertices</a>[vertexCollapsed];
00983                 sint    i;
00984                 <font class="comment">// we delete from list modified edges, and we re-add them with their new value.</font>
00985                 <font class="keywordflow">for</font>(i=0;i&lt;(sint)vert.SharedFaces.size();i++)
00986                 {
00987                         CMRMFaceBuild           &amp;f= <a class="code" href="classNL3D_1_1CMRMBuilder.html#z624_3">TmpFaces</a>[vert.SharedFaces[i]];
00988                         <a class="code" href="classNL3D_1_1CMRMBuilder.html#z626_2">removeFaceFromEdgeList</a>(f);
00989                         <a class="code" href="classNL3D_1_1CMRMBuilder.html#z626_1">insertFaceIntoEdgeList</a>(f);
00990                 }
00991 
00992         }
00993 }
00994 <font class="comment">// ***************************************************************************</font>
<a name="l00995"></a><a class="code" href="classNL3D_1_1CMRMBuilder.html#z627_3">00995</a> <font class="keywordtype">void</font>    CMRMBuilder::saveCoarserMesh(CMRMMesh &amp;coarserMesh)
00996 {
00997         sint    i,attId,<a class="code" href="driver__opengl__extension__def_8h.html#a358">index</a>;
00998         <font class="comment">// First clear ALL.</font>
00999         coarserMesh.Vertices.clear();
01000         coarserMesh.SkinWeights.clear();
01001         coarserMesh.InterfaceLinks.clear();
01002         <font class="keywordflow">for</font>(attId=0;attId&lt;<a class="code" href="mrm__mesh_8h.html#a0">NL3D_MRM_MAX_ATTRIB</a>;attId++)
01003         {
01004                 coarserMesh.Attributes[attId].clear();
01005         }
01006         coarserMesh.Faces.clear();
01007         coarserMesh.NumAttributes= <a class="code" href="classNL3D_1_1CMRMBuilder.html#z624_2">NumAttributes</a>;
01008 
01009         <font class="comment">// Vertices.</font>
01010         <font class="comment">//==========</font>
01011         <a class="code" href="driver__opengl__extension__def_8h.html#a358">index</a>=0;
01012         <font class="keywordflow">for</font>(i=0;i&lt;(sint)<a class="code" href="classNL3D_1_1CMRMBuilder.html#z624_0">TmpVertices</a>.size();i++)
01013         {
01014                 CMRMVertex      &amp;vert=<a class="code" href="classNL3D_1_1CMRMBuilder.html#z624_0">TmpVertices</a>[i];
01015                 <font class="keywordflow">if</font>(vert.CollapsedTo==-1)        <font class="comment">// if exist yet.</font>
01016                 {
01017                         vert.CoarserIndex=<a class="code" href="driver__opengl__extension__def_8h.html#a358">index</a>;
01018                         coarserMesh.Vertices.push_back(vert.Current);
01019                         <font class="keywordflow">if</font>(_Skinned)
01020                                 coarserMesh.SkinWeights.push_back(vert.CurrentSW);
01021                         <font class="keywordflow">if</font>(_HasMeshInterfaces)
01022                                 coarserMesh.InterfaceLinks.push_back(vert.InterfaceLink);
01023 
01024                         <a class="code" href="driver__opengl__extension__def_8h.html#a358">index</a>++;
01025                 }
01026                 <font class="keywordflow">else</font>
01027                         vert.CoarserIndex=-1;   <font class="comment">// indicate that this vertex no more exist and is to be geomorphed to an other.</font>
01028         }
01029 
01030 
01031         <font class="comment">// Attributes.</font>
01032         <font class="comment">//============</font>
01033         <font class="keywordflow">for</font>(attId=0;attId&lt;<a class="code" href="classNL3D_1_1CMRMBuilder.html#z624_2">NumAttributes</a>;attId++)
01034         {
01035                 <a class="code" href="driver__opengl__extension__def_8h.html#a358">index</a>=0;
01036                 <font class="keywordflow">for</font>(i=0;i&lt;(sint)<a class="code" href="classNL3D_1_1CMRMBuilder.html#z624_1">TmpAttributes</a>[attId].size();i++)
01037                 {
01038                         CMRMAttribute   &amp;wedge= <a class="code" href="classNL3D_1_1CMRMBuilder.html#z624_1">TmpAttributes</a>[attId][i];
01039                         <font class="keywordflow">if</font>(wedge.CollapsedTo==-1)       <font class="comment">// if exist yet.</font>
01040                         {
01041                                 wedge.CoarserIndex=<a class="code" href="driver__opengl__extension__def_8h.html#a358">index</a>;
01042                                 coarserMesh.Attributes[attId].push_back(wedge.Current);
01043                                 <a class="code" href="driver__opengl__extension__def_8h.html#a358">index</a>++;
01044                         }
01045                         <font class="keywordflow">else</font> <font class="keywordflow">if</font>(wedge.CollapsedTo==-2)  <font class="comment">// else if totaly destroyed.</font>
01046                         {
01047                                 <font class="comment">// Insert this wedge in the coarser mesh.</font>
01048                                 <font class="comment">// NB: the coarser mesh faces do not use it anymore, but FinerMesh use it</font>
01049                                 <font class="comment">// for geomorph (LODMesh.CoarserFaces may point to it).</font>
01050                                 <font class="comment">// NB: look at buildFinalMRM(), it works fine for all cases.</font>
01051                                 wedge.CoarserIndex=<a class="code" href="driver__opengl__extension__def_8h.html#a358">index</a>;
01052                                 coarserMesh.Attributes[attId].push_back(wedge.Current);
01053                                 <a class="code" href="driver__opengl__extension__def_8h.html#a358">index</a>++;
01054                         }
01055                         <font class="keywordflow">else</font>
01056                                 wedge.CoarserIndex=-1;  <font class="comment">// indicate that this wedge no more exist and is to be geomorphed to an other.</font>
01057                 }
01058         }
01059 
01060         <font class="comment">// Faces.</font>
01061         <font class="comment">//=======</font>
01062         <font class="keywordflow">for</font>(i=0;i&lt;(sint)<a class="code" href="classNL3D_1_1CMRMBuilder.html#z624_3">TmpFaces</a>.size();i++)
01063         {
01064                 CMRMFaceBuild   &amp;face=<a class="code" href="classNL3D_1_1CMRMBuilder.html#z624_3">TmpFaces</a>[i];
01065                 <font class="keywordflow">if</font>(!face.Deleted)
01066                 {
01067                         CMRMFace        newFace;
01068                         <font class="comment">// Material.</font>
01069                         newFace.MaterialId= face.MaterialId;
01070                         <font class="keywordflow">for</font>(sint j=0;j&lt;3;j++)
01071                         {
01072                                 <font class="comment">// Vertex.</font>
01073                                 newFace.Corner[j].Vertex= <a class="code" href="classNL3D_1_1CMRMBuilder.html#z624_0">TmpVertices</a>[face.Corner[j].Vertex].CoarserIndex;
01074                                 <a class="code" href="debug_8h.html#a6">nlassert</a>(newFace.Corner[j].Vertex&gt;=0);
01075                                 <font class="comment">// Attributes.</font>
01076                                 <font class="keywordflow">for</font>(attId=0;attId&lt;<a class="code" href="classNL3D_1_1CMRMBuilder.html#z624_2">NumAttributes</a>;attId++)
01077                                 {
01078                                         sint    oldidx= face.Corner[j].Attributes[attId];
01079                                         newFace.Corner[j].Attributes[attId]= <a class="code" href="classNL3D_1_1CMRMBuilder.html#z624_1">TmpAttributes</a>[attId][oldidx].CoarserIndex;
01080                                         <a class="code" href="debug_8h.html#a6">nlassert</a>(newFace.Corner[j].Attributes[attId]&gt;=0);
01081                                 }
01082 
01083                         }
01084 
01085                         coarserMesh.Faces.push_back(newFace);
01086                 }
01087         }
01088 
01089 }
01090 
01091 
01092 <font class="comment">// ***************************************************************************</font>
<a name="l01093"></a><a class="code" href="classNL3D_1_1CMRMBuilder.html#z627_2">01093</a> <font class="keywordtype">void</font>    CMRMBuilder::makeLODMesh(CMRMMeshGeom &amp;lodMesh)
01094 {
01095         sint    i,j,attId,<a class="code" href="driver__opengl__extension__def_8h.html#a358">index</a>,coidx;
01096 
01097         <font class="comment">// for all faces of this mesh, find target in the coarser mesh.</font>
01098         <font class="keywordflow">for</font>(i=0;i&lt;(sint)lodMesh.CoarserFaces.size();i++)
01099         {
01100                 CMRMFace        &amp;face= lodMesh.CoarserFaces[i];
01101 
01102                 <font class="comment">// For 3 corners.</font>
01103                 <font class="keywordflow">for</font>(j=0;j&lt;3;j++)
01104                 {
01105                         <font class="comment">// Vertex.</font>
01106                         <font class="comment">// The index is yet the index in the finer mesh.</font>
01107                         <a class="code" href="driver__opengl__extension__def_8h.html#a358">index</a>= face.Corner[j].Vertex;
01108                         <font class="comment">// the index in the coarser mesh is vert.CoarserIndex.</font>
01109                         coidx= <a class="code" href="classNL3D_1_1CMRMBuilder.html#z624_0">TmpVertices</a>[<a class="code" href="driver__opengl__extension__def_8h.html#a358">index</a>].CoarserIndex;
01110                         <font class="comment">// but if this vertex is collapsed, must find the good index (yet in the finer mesh)</font>
01111                         <font class="keywordflow">if</font>(coidx==-1)
01112                         {
01113                                 <font class="comment">// find to which we must collapse.</font>
01114                                 <a class="code" href="driver__opengl__extension__def_8h.html#a358">index</a>= <a class="code" href="classNL3D_1_1CMRMBuilder.html#z626_4">followVertex</a>(<a class="code" href="driver__opengl__extension__def_8h.html#a358">index</a>);
01115                                 <font class="comment">// and so we have the coarser index. this one must be valid.</font>
01116                                 coidx= <a class="code" href="classNL3D_1_1CMRMBuilder.html#z624_0">TmpVertices</a>[<a class="code" href="driver__opengl__extension__def_8h.html#a358">index</a>].CoarserIndex;
01117                                 <a class="code" href="debug_8h.html#a6">nlassert</a>(coidx&gt;=0);
01118                         }
01119                         <font class="comment">// update corner of CoarserFace.</font>
01120                         face.Corner[j].Vertex= coidx;
01121 
01122 
01123                         <font class="comment">// Do exactly same thing for all attributes.</font>
01124                         <font class="keywordflow">for</font>(attId=0;attId&lt;<a class="code" href="classNL3D_1_1CMRMBuilder.html#z624_2">NumAttributes</a>;attId++)
01125                         {
01126                                 <a class="code" href="driver__opengl__extension__def_8h.html#a358">index</a>= face.Corner[j].Attributes[attId];
01127                                 coidx= <a class="code" href="classNL3D_1_1CMRMBuilder.html#z624_1">TmpAttributes</a>[attId][<a class="code" href="driver__opengl__extension__def_8h.html#a358">index</a>].CoarserIndex;
01128                                 <font class="keywordflow">if</font>(coidx==-1)
01129                                 {
01130                                         <a class="code" href="driver__opengl__extension__def_8h.html#a358">index</a>= <a class="code" href="classNL3D_1_1CMRMBuilder.html#z626_5">followWedge</a>(attId, <a class="code" href="driver__opengl__extension__def_8h.html#a358">index</a>);
01131                                         coidx= <a class="code" href="classNL3D_1_1CMRMBuilder.html#z624_1">TmpAttributes</a>[attId][<a class="code" href="driver__opengl__extension__def_8h.html#a358">index</a>].CoarserIndex;
01132                                         <a class="code" href="debug_8h.html#a6">nlassert</a>(coidx&gt;=0);
01133                                 }
01134                                 face.Corner[j].Attributes[attId]= coidx;
01135                         }
01136                 }
01137         }
01138 
01139 }
01140 
01141 <font class="comment">// ***************************************************************************</font>
01142 <font class="comment">// Transform source blend shapes to source blend shapes modified (just calculate new vertex/attr position)</font>
01143 <font class="comment">/*void  CMRMBuilder::computeBsVerticesAttributes(vector&lt;CMRMMesh&gt; &amp;srcBsMeshs, vector&lt;CMRMMesh&gt; &amp;bsMeshsMod)</font>
01144 <font class="comment">{</font>
01145 <font class="comment">        sint    i, j, k, attId;</font>
01146 <font class="comment"></font>
01147 <font class="comment">        bsMeshsMod.resize (srcBsMeshs.size());</font>
01148 <font class="comment">        for (k = 0; k &lt; (sint)srcBsMeshs.size(); ++k)</font>
01149 <font class="comment">        {</font>
01150 <font class="comment">                CMRMMesh &amp;rBsMesh = srcBsMeshs[k];</font>
01151 <font class="comment">                CMRMMesh &amp;rBsMeshMod = bsMeshsMod[k];</font>
01152 <font class="comment"></font>
01153 <font class="comment">                // Calculate modified vertices with the linear equation back tracking help</font>
01154 <font class="comment">                rBsMeshMod.Vertices.resize (rBsMesh.Vertices.size());</font>
01155 <font class="comment">                for (i = 0; i &lt; (sint)rBsMesh.Vertices.size(); ++i)</font>
01156 <font class="comment">                {</font>
01157 <font class="comment">                        CLinearEquation &amp;LinEq = TmpVertices[i].CurrentLinEq;</font>
01158 <font class="comment">                        rBsMeshMod.Vertices[i] = CVector(0.0f, 0.0f, 0.0f);</font>
01159 <font class="comment">                        for (j = 0; j &lt; (sint)LinEq.Elts.size(); ++j)</font>
01160 <font class="comment">                        {</font>
01161 <font class="comment">                                rBsMeshMod.Vertices[i] += LinEq.Elts[j].factor * rBsMesh.Vertices[LinEq.Elts[j].index];</font>
01162 <font class="comment">                        }</font>
01163 <font class="comment">                }</font>
01164 <font class="comment"></font>
01165 <font class="comment">                // All attributes</font>
01166 <font class="comment">                rBsMeshMod.NumAttributes = NumAttributes;</font>
01167 <font class="comment">                for (attId = 0; attId &lt; NumAttributes; attId++)</font>
01168 <font class="comment">                {</font>
01169 <font class="comment">                        rBsMeshMod.Attributes[attId].resize (rBsMesh.Attributes[attId].size());</font>
01170 <font class="comment">                        for (i = 0; i &lt; (sint)rBsMesh.Attributes[attId].size(); ++i)</font>
01171 <font class="comment">                        {</font>
01172 <font class="comment">                                CLinearEquation &amp;LinEq = TmpAttributes[attId][i].CurrentLinEq;</font>
01173 <font class="comment">                                rBsMeshMod.Attributes[attId][i] = CVectorH(0.0f, 0.0f, 0.0f, 0.0f);</font>
01174 <font class="comment">                                for (j = 0; j &lt; (sint)LinEq.Elts.size(); ++j)</font>
01175 <font class="comment">                                {</font>
01176 <font class="comment">                                        rBsMeshMod.Attributes[attId][i].x += LinEq.Elts[j].factor * rBsMesh.Attributes[attId][LinEq.Elts[j].index].x;</font>
01177 <font class="comment">                                        rBsMeshMod.Attributes[attId][i].y += LinEq.Elts[j].factor * rBsMesh.Attributes[attId][LinEq.Elts[j].index].y;</font>
01178 <font class="comment">                                        rBsMeshMod.Attributes[attId][i].z += LinEq.Elts[j].factor * rBsMesh.Attributes[attId][LinEq.Elts[j].index].z;</font>
01179 <font class="comment">                                        rBsMeshMod.Attributes[attId][i].w += LinEq.Elts[j].factor * rBsMesh.Attributes[attId][LinEq.Elts[j].index].w;</font>
01180 <font class="comment">                                }</font>
01181 <font class="comment">                        }</font>
01182 <font class="comment">                }</font>
01183 <font class="comment">        }</font>
01184 <font class="comment">}*/</font>
01185 
01186 <font class="comment">// ***************************************************************************</font>
01187 <font class="comment">// Transform source Blend Shape Meshes Modified into coarser blend shape mesh (compact vertices)</font>
<a name="l01188"></a><a class="code" href="classNL3D_1_1CMRMBuilder.html#c1">01188</a> <font class="keywordtype">void</font>    CMRMBuilder::makeCoarserBS (vector&lt;CMRMBlendShape&gt; &amp;csBsMeshs)
01189 {
01190         uint32 i, k;
01191         sint32 nSizeVert, nSizeAttr, attId;
01192 
01193         <font class="comment">// Calculate size of vertices array</font>
01194         nSizeVert = 0;
01195         <font class="keywordflow">for</font> (i = 0; i &lt; <a class="code" href="classNL3D_1_1CMRMBuilder.html#z624_0">TmpVertices</a>.size(); ++i)
01196                 <font class="keywordflow">if</font>(<a class="code" href="classNL3D_1_1CMRMBuilder.html#z624_0">TmpVertices</a>[i].CoarserIndex &gt; nSizeVert)
01197                         nSizeVert = <a class="code" href="classNL3D_1_1CMRMBuilder.html#z624_0">TmpVertices</a>[i].CoarserIndex;
01198         ++nSizeVert;
01199 
01200         <font class="keywordflow">for</font> (k = 0; k &lt; csBsMeshs.size(); ++k)
01201         {
01202                 CMRMBlendShape &amp;rBsCoarserMesh = csBsMeshs[k];
01203 
01204                 rBsCoarserMesh.Vertices.resize (nSizeVert);
01205                 rBsCoarserMesh.NumAttributes = <a class="code" href="classNL3D_1_1CMRMBuilder.html#z624_2">NumAttributes</a>;
01206 
01207                 <font class="comment">// Vertices</font>
01208                 <font class="keywordflow">for</font>(i = 0; i &lt; <a class="code" href="classNL3D_1_1CMRMBuilder.html#z624_0">TmpVertices</a>.size(); ++i)
01209                 {
01210                         CMRMVertex &amp;vert = <a class="code" href="classNL3D_1_1CMRMBuilder.html#z624_0">TmpVertices</a>[i];
01211                         <font class="keywordflow">if</font> (vert.CoarserIndex != -1)
01212                         {
01213                                 rBsCoarserMesh.Vertices[vert.CoarserIndex] = vert.BSCurrent[k];
01214                         }
01215                 }
01216 
01217                 <font class="keywordflow">for</font> (attId = 0; attId &lt; <a class="code" href="classNL3D_1_1CMRMBuilder.html#z624_2">NumAttributes</a>; attId++)
01218                 {
01219                         <font class="comment">// Calculate size of attribute attId array</font>
01220                         nSizeAttr = 0;
01221                         <font class="keywordflow">for</font>(i = 0; i &lt; <a class="code" href="classNL3D_1_1CMRMBuilder.html#z624_1">TmpAttributes</a>[attId].size(); i++)
01222                                 <font class="keywordflow">if</font> (<a class="code" href="classNL3D_1_1CMRMBuilder.html#z624_1">TmpAttributes</a>[attId][i].CoarserIndex &gt; nSizeAttr)
01223                                         nSizeAttr = <a class="code" href="classNL3D_1_1CMRMBuilder.html#z624_1">TmpAttributes</a>[attId][i].CoarserIndex;
01224                         ++nSizeAttr;
01225 
01226                         rBsCoarserMesh.Attributes[attId].resize (nSizeAttr);
01227 
01228                         <font class="keywordflow">for</font> (i = 0; i &lt; <a class="code" href="classNL3D_1_1CMRMBuilder.html#z624_1">TmpAttributes</a>[attId].size(); i++)
01229                         {
01230                                 CMRMAttribute &amp;wedge = <a class="code" href="classNL3D_1_1CMRMBuilder.html#z624_1">TmpAttributes</a>[attId][i];
01231                                 <font class="keywordflow">if</font> (wedge.CoarserIndex != -1)
01232                                 {
01233                                         rBsCoarserMesh.Attributes[attId][wedge.CoarserIndex] = wedge.BSCurrent[k];
01234                                 }
01235                         }
01236                 }
01237         }
01238 }
01239 
01240 <font class="comment">// ***************************************************************************</font>
<a name="l01241"></a><a class="code" href="classNL3D_1_1CMRMBuilder.html#z627_4">01241</a> <font class="keywordtype">void</font>    CMRMBuilder::makeFromMesh(<font class="keyword">const</font> CMRMMesh &amp;baseMesh, CMRMMeshGeom &amp;lodMesh, CMRMMesh &amp;coarserMesh, sint nWantedFaces)
01242 {
01243         <font class="comment">// Init Tmp values in MRM builder.</font>
01244         <a class="code" href="classNL3D_1_1CMRMBuilder.html#z627_0">init</a>(baseMesh);
01245 
01246         <font class="comment">// compute MRM too next tgt face.</font>
01247         <a class="code" href="classNL3D_1_1CMRMBuilder.html#z627_1">collapseEdges</a>(nWantedFaces);
01248 
01249         <font class="comment">// save the coarser mesh.</font>
01250         <a class="code" href="classNL3D_1_1CMRMBuilder.html#z627_3">saveCoarserMesh</a>(coarserMesh);
01251         <font class="comment">// Build coarser BlendShapes.</font>
01252         coarserMesh.BlendShapes.resize(baseMesh.BlendShapes.size());
01253         <a class="code" href="classNL3D_1_1CMRMBuilder.html#c1">makeCoarserBS</a>(coarserMesh.BlendShapes);
01254 
01255         <font class="comment">// build the lodMesh (baseMesh, with vertex/Attributes collapse infos).</font>
01256         lodMesh= baseMesh;
01257         <a class="code" href="classNL3D_1_1CMRMBuilder.html#z627_2">makeLODMesh</a>(lodMesh);
01258 
01259         <font class="comment">// end for this level.</font>
01260 }
01261 
01262 
01263 
01264 <font class="comment">// ***************************************************************************</font>
01265 <font class="comment">// ***************************************************************************</font>
01266 <font class="comment">// Global MRM Level method.</font>
01267 <font class="comment">// ***************************************************************************</font>
01268 <font class="comment">// ***************************************************************************</font>
01269 
01270 
01271 <font class="comment">// ***************************************************************************</font>
<a name="l01272"></a><a class="code" href="classNL3D_1_1CMRMBuilder.html#z630_1">01272</a> <font class="keywordtype">void</font>    CMRMBuilder::buildAllLods(<font class="keyword">const</font> CMRMMesh &amp;baseMesh, std::vector&lt;CMRMMeshGeom&gt; &amp;lodMeshs, 
01273                                                                   uint nWantedLods, uint divisor)
01274 {
01275         sint    nFaces= baseMesh.Faces.size();
01276         sint    nBaseFaces;
01277         sint    i;
01278         CMRMMesh srcMesh = baseMesh;
01279 
01280         <font class="comment">// coarsest LOD will have those number of faces.</font>
01281         nBaseFaces=nFaces/divisor;
01282         nBaseFaces=max(nBaseFaces,4);
01283 
01284         <font class="comment">// must have at least 2 LOD to be really intersting. But the rest of the process work too with only one Lod!!</font>
01285         <a class="code" href="debug_8h.html#a6">nlassert</a>(nWantedLods&gt;=1);
01286         lodMeshs.resize(nWantedLods);
01287 
01288         <font class="comment">// If only one lod asked, must init some Tmp Global values (like NumAttributes)</font>
01289         <font class="keywordflow">if</font>(nWantedLods==1)
01290         {
01291                 <a class="code" href="classNL3D_1_1CMRMBuilder.html#z628_3">_CurrentLodComputed</a>= 0;
01292                 <a class="code" href="classNL3D_1_1CMRMBuilder.html#z627_0">init</a>(baseMesh);
01293         }
01294 
01295         <font class="comment">// must fill all LODs, from end to start. do not proces last lod since it will be the coarsest mesh.</font>
01296         <font class="keywordflow">for</font>(i=nWantedLods-1;i&gt;0;i--)
01297         {
01298                 sint    nbWantedFaces;
01299 
01300                 <font class="comment">// for sewing computing</font>
01301                 <a class="code" href="classNL3D_1_1CMRMBuilder.html#z628_3">_CurrentLodComputed</a>= i;
01302 
01303                 <font class="comment">// Linear.</font>
01304                 nbWantedFaces= nBaseFaces + (nFaces-nBaseFaces) * (i-1)/(nWantedLods-1);
01305                 nbWantedFaces=max(nbWantedFaces,4);
01306 
01307                 <font class="comment">// Build this LOD.</font>
01308                 CMRMMesh        csMesh;
01309                 <font class="comment">// The mesh</font>
01310                 <a class="code" href="classNL3D_1_1CMRMBuilder.html#z627_4">makeFromMesh</a>(srcMesh, lodMeshs[i], csMesh, nbWantedFaces);
01311 
01312                 <font class="comment">// next mesh to process is csMesh.</font>
01313                 srcMesh = csMesh;
01314         }
01315         <font class="comment">// the first lodMedsh gets the coarsest mesh.</font>
01316         lodMeshs[0]= srcMesh;
01317 }
01318 
01319 
01320 <font class="comment">// ***************************************************************************</font>
<a name="l01321"></a><a class="code" href="classNL3D_1_1CMRMBuilder.html#z630_2">01321</a> <font class="keywordtype">void</font>    CMRMBuilder::buildFinalMRM(std::vector&lt;CMRMMeshGeom&gt; &amp;lodMeshs, CMRMMeshFinal &amp;finalMRM)
01322 {
01323         sint    i,j;
01324         sint    lodId, attId;
01325         sint    nLods= lodMeshs.size();
01326 
01327         <font class="comment">// Init.</font>
01328         <font class="comment">// ===============</font>
01329         finalMRM.reset();
01330         finalMRM.NumAttributes= <a class="code" href="classNL3D_1_1CMRMBuilder.html#z624_2">NumAttributes</a>;
01331         finalMRM.Skinned= <a class="code" href="classNL3D_1_1CMRMBuilder.html#z624_5">_Skinned</a>;
01332         CMRMMeshFinal::CWedge::NumAttributesToCompare= <a class="code" href="classNL3D_1_1CMRMBuilder.html#z624_2">NumAttributes</a>;
01333         CMRMMeshFinal::CWedge::CompareSkinning= <a class="code" href="classNL3D_1_1CMRMBuilder.html#z624_5">_Skinned</a>;
01334         finalMRM.Lods.resize(nLods);
01335 
01336 
01337         <font class="comment">// Build Wedges, and faces index.</font>
01338         <font class="comment">// ===============</font>
01339         <font class="comment">// for all lods.</font>
01340         <font class="keywordflow">for</font>(lodId=0; lodId&lt;nLods; lodId++)
01341         {
01342                 CMRMMeshGeom    &amp;lodMesh= lodMeshs[lodId];
01343                 CMRMMeshGeom    &amp;lodMeshPrec= lodMeshs[lodId==0?0:lodId-1];
01344                 <font class="comment">// for all face corner.</font>
01345                 <font class="keywordflow">for</font>(i=0; i&lt;(sint)lodMesh.Faces.size();i++)
01346                 {
01347                         <font class="comment">// The current face.</font>
01348                         CMRMFace        &amp;face= lodMesh.Faces[i];
01349                         <font class="comment">// the current face, but which points to the prec LOD vertices/attributes.</font>
01350                         CMRMFace        &amp;faceCoarser= lodMesh.CoarserFaces[i];
01351                         <font class="comment">// for 3 corners.</font>
01352                         <font class="keywordflow">for</font>(j=0;j&lt;3;j++)
01353                         {
01354                                 CMRMCorner      &amp;corner= face.Corner[j];
01355                                 CMRMCorner      &amp;cornerCoarser= faceCoarser.Corner[j];
01356                                 <font class="comment">// start and end wedge (geomorph), maybe same.</font>
01357                                 CMRMMeshFinal::CWedge           wedgeStart;
01358                                 CMRMMeshFinal::CWedge           wedgeEnd;
01359 
01360                                 <font class="comment">// fill wedgeStart with values from lodMesh.</font>
01361                                 wedgeStart.Vertex= lodMesh.Vertices[corner.Vertex];
01362                                 <font class="keywordflow">if</font>(_Skinned)
01363                                         wedgeStart.VertexSkin= lodMesh.SkinWeights[corner.Vertex];
01364                                 <font class="keywordflow">for</font>(attId=0; attId&lt;<a class="code" href="classNL3D_1_1CMRMBuilder.html#z624_2">NumAttributes</a>; attId++)
01365                                 {
01366                                         wedgeStart.Attributes[attId]= lodMesh.Attributes[attId][corner.Attributes[attId]];
01367                                 }
01368 
01369                                 <font class="comment">// if geomorph possible (ie not lod 0).</font>
01370                                 <font class="keywordflow">if</font>(lodId&gt;0)
01371                                 {
01372                                         <font class="comment">// fill wedgeEnd with values from coarser lodMesh.</font>
01373                                         wedgeEnd.Vertex= lodMeshPrec.Vertices[cornerCoarser.Vertex];
01374                                         <font class="keywordflow">if</font>(_Skinned)
01375                                                 wedgeEnd.VertexSkin= lodMeshPrec.SkinWeights[cornerCoarser.Vertex];
01376                                         <font class="keywordflow">for</font>(attId=0; attId&lt;<a class="code" href="classNL3D_1_1CMRMBuilder.html#z624_2">NumAttributes</a>; attId++)
01377                                         {
01378                                                 wedgeEnd.Attributes[attId]= lodMeshPrec.Attributes[attId][cornerCoarser.Attributes[attId]];
01379                                         }
01380                                 }
01381                                 <font class="keywordflow">else</font>
01382                                 {
01383                                         <font class="comment">// no geomorph.</font>
01384                                         wedgeEnd= wedgeStart;
01385                                 }
01386 
01387                                 <font class="comment">// find/insert wedge, and get Ids. NB: if start/end same, same indices.</font>
01388                                 sint    wedgeStartId= finalMRM.findInsertWedge(wedgeStart);
01389                                 sint    wedgeEndId= finalMRM.findInsertWedge(wedgeEnd);
01390 
01391                                 <font class="comment">// store in TmpCorner.</font>
01392                                 corner.WedgeStartId= wedgeStartId;
01393                                 corner.WedgeEndId= wedgeEndId;
01394                         }
01395                 }
01396 
01397                 <font class="comment">// Here, the number of wedge indicate the max number of wedge this LOD needs.</font>
01398                 finalMRM.Lods[lodId].NWedges= finalMRM.Wedges.size();
01399         }
01400 
01401 
01402         <font class="comment">// Count NBWedges necessary for geomorph, and compute Dest geomorph wedges ids.</font>
01403         <font class="comment">// ===============</font>
01404         <font class="comment">// the number of geomorph required for one LOD.</font>
01405         sint    sglmGeom;
01406         <font class="comment">// the number of geomorph required for all LOD (max of sglmGeom).</font>
01407         sint    sglmGeomMax= 0;
01408 
01409         <font class="comment">// Do not process lod 0, since no geomorph.</font>
01410         <font class="keywordflow">for</font>(lodId=1; lodId&lt;nLods; lodId++)
01411         {
01412                 CMRMMeshGeom    &amp;lodMesh= lodMeshs[lodId];
01413 
01414                 <font class="comment">// reset the GeomMap, the one which indicate if we have already inserted a geomorph.</font>
01415                 <a class="code" href="classNL3D_1_1CMRMBuilder.html#z629_1">_GeomMap</a>.clear();
01416                 sglmGeom= 0;
01417 
01418                 <font class="comment">// for all face corner.</font>
01419                 <font class="keywordflow">for</font>(i=0; i&lt;(sint)lodMesh.Faces.size();i++)
01420                 {
01421                         <font class="comment">// The current face.</font>
01422                         CMRMFace        &amp;face= lodMesh.Faces[i];
01423                         <font class="comment">// for 3 corners.</font>
01424                         <font class="keywordflow">for</font>(j=0;j&lt;3;j++)
01425                         {
01426                                 CMRMCorner      &amp;corner= face.Corner[j];
01427 
01428                                 <font class="comment">// if not same wedge Ids, this is a geomorphed wedge.</font>
01429                                 <font class="keywordflow">if</font>(corner.WedgeStartId != corner.WedgeEndId)
01430                                 {
01431                                         <font class="comment">// search if it exist yet in the set.</font>
01432                                         CMRMWedgeGeom   geom;
01433                                         geom.Start= corner.WedgeStartId;
01434                                         geom.End= corner.WedgeEndId;
01435                                         sint    geomDest= sglmGeom;
01436                                         <font class="comment">// if don't find this geom in the set, then it is a new one.</font>
01437                                         TGeomMap::const_iterator        it= <a class="code" href="classNL3D_1_1CMRMBuilder.html#z629_1">_GeomMap</a>.find(geom);
01438                                         <font class="keywordflow">if</font>(it == <a class="code" href="classNL3D_1_1CMRMBuilder.html#z629_1">_GeomMap</a>.end())
01439                                         {
01440                                                 <a class="code" href="classNL3D_1_1CMRMBuilder.html#z629_1">_GeomMap</a>.insert( make_pair(geom, geomDest) );
01441                                                 sglmGeom++;
01442                                         }
01443                                         <font class="keywordflow">else</font>
01444                                                 geomDest= it-&gt;second;
01445 
01446                                         <font class="comment">// store this Geom Id in the corner.</font>
01447                                         corner.WedgeGeomId= geomDest;
01448                                 }
01449                         }
01450                 }
01451 
01452                 <font class="comment">// take the max.</font>
01453                 sglmGeomMax= max(sglmGeomMax, sglmGeom);
01454         }
01455 
01456         
01457         <font class="comment">// inform the finalMRM.</font>
01458         finalMRM.NGeomSpace= sglmGeomMax;
01459 
01460 
01461         <font class="comment">// decal all wedges/ face index.</font>
01462         <font class="comment">// ===============</font>
01463         <font class="comment">// insert an empty space for dest geomorph.</font>
01464         finalMRM.Wedges.insert(finalMRM.Wedges.begin(), sglmGeomMax, CMRMMeshFinal::CWedge());
01465 
01466         <font class="comment">// Parse all faces corner of All lods, and decal Start/End Wedge index.</font>
01467         <font class="keywordflow">for</font>(lodId=0; lodId&lt;nLods; lodId++)
01468         {
01469                 CMRMMeshGeom    &amp;lodMesh= lodMeshs[lodId];
01470 
01471                 <font class="comment">// for all face corner.</font>
01472                 <font class="keywordflow">for</font>(i=0; i&lt;(sint)lodMesh.Faces.size();i++)
01473                 {
01474                         <font class="comment">// The current face.</font>
01475                         CMRMFace        &amp;face= lodMesh.Faces[i];
01476                         <font class="comment">// for 3 corners.</font>
01477                         <font class="keywordflow">for</font>(j=0;j&lt;3;j++)
01478                         {
01479                                 CMRMCorner      &amp;corner= face.Corner[j];
01480 
01481                                 <font class="comment">// decal indices.</font>
01482                                 corner.WedgeStartId+= sglmGeomMax;
01483                                 corner.WedgeEndId+= sglmGeomMax;
01484                         }
01485                 }
01486 
01487                 <font class="comment">// increment too the number of wedge required for this Lod.</font>
01488                 finalMRM.Lods[lodId].NWedges+= sglmGeomMax;
01489         }
01490 
01491 
01492         <font class="comment">// fill faces.</font>
01493         <font class="comment">// ===============</font>
01494         <font class="comment">// Parse all faces corner of All lods, and build Faces/Geomorphs..</font>
01495         <font class="keywordflow">for</font>(lodId=0; lodId&lt;nLods; lodId++)
01496         {
01497                 CMRMMeshGeom                    &amp;lodMesh= lodMeshs[lodId];
01498                 CMRMMeshFinal::CLod             &amp;lodDest= finalMRM.Lods[lodId];
01499 
01500                 <font class="comment">// alloc final faces of this LOD.</font>
01501                 lodDest.Faces.resize(lodMesh.Faces.size());
01502 
01503                 <font class="comment">// reset the GeomMap, the one which indicate if we have already inserted a geomorph.</font>
01504                 <a class="code" href="classNL3D_1_1CMRMBuilder.html#z629_1">_GeomMap</a>.clear();
01505 
01506                 <font class="comment">// for all face corner.</font>
01507                 <font class="keywordflow">for</font>(i=0; i&lt;(sint)lodMesh.Faces.size();i++)
01508                 {
01509                         <font class="comment">// The current face.</font>
01510                         CMRMFace        &amp;face= lodMesh.Faces[i];
01511                         <font class="comment">// The dest face.</font>
01512                         CMRMMeshFinal::CFace            &amp;faceDest= lodDest.Faces[i];
01513                         <font class="comment">// fill good material.</font>
01514                         faceDest.MaterialId= face.MaterialId;
01515 
01516                         <font class="comment">// for 3 corners.</font>
01517                         <font class="keywordflow">for</font>(j=0;j&lt;3;j++)
01518                         {
01519                                 CMRMCorner      &amp;corner= face.Corner[j];
01520 
01521                                 <font class="comment">// if not same wedge Ids, this is a geomorphed wedge.</font>
01522                                 <font class="keywordflow">if</font>(corner.WedgeStartId != corner.WedgeEndId)
01523                                 {
01524                                         <font class="comment">// geomorph, so point to geomorphed wedge.</font>
01525                                         faceDest.WedgeId[j]= corner.WedgeGeomId;
01526 
01527                                         <font class="comment">// Build the geomorph, add it to the list (if not yet inserted).</font>
01528                                         CMRMWedgeGeom   geom;
01529                                         geom.Start= corner.WedgeStartId;
01530                                         geom.End=       corner.WedgeEndId;
01531                                         <font class="comment">// if don't find this geom in the set, then it is a new one.</font>
01532                                         TGeomMap::const_iterator        it= <a class="code" href="classNL3D_1_1CMRMBuilder.html#z629_1">_GeomMap</a>.find(geom);
01533                                         <font class="keywordflow">if</font>(it == <a class="code" href="classNL3D_1_1CMRMBuilder.html#z629_1">_GeomMap</a>.end())
01534                                         {
01535                                                 <font class="comment">// mark it as inserted.</font>
01536                                                 <a class="code" href="classNL3D_1_1CMRMBuilder.html#z629_1">_GeomMap</a>.insert( make_pair(geom, corner.WedgeGeomId) );
01537                                                 <font class="comment">// and we must insert this geom in the array.</font>
01538                                                 <a class="code" href="debug_8h.html#a6">nlassert</a>( corner.WedgeGeomId==(sint)lodDest.Geomorphs.size() );
01539                                                 lodDest.Geomorphs.push_back(geom);
01540                                         }
01541                                 }
01542                                 <font class="keywordflow">else</font>
01543                                 {
01544                                         <font class="comment">// no geomorph, so just point to good wedge.</font>
01545                                         faceDest.WedgeId[j]= corner.WedgeStartId;
01546                                 }
01547                         }
01548                 }
01549         }
01550 
01551 
01552         <font class="comment">// process all wedges, and compute NSkinMatUsed, skipping geomorphs.</font>
01553         <font class="comment">// ===============</font>
01554         <font class="comment">// NB: this works because weights are sorted from biggest to lowest.</font>
01555         <font class="keywordflow">if</font>(_Skinned)
01556         {
01557                 <font class="keywordflow">for</font>(i=finalMRM.NGeomSpace; i&lt;(sint)finalMRM.Wedges.size();i++)
01558                 {
01559                         CMRMMeshFinal::CWedge   &amp;wedge= finalMRM.Wedges[i];
01560                         <font class="keywordflow">for</font>(j=0; j&lt;<a class="code" href="mesh_8h.html#a0">NL3D_MESH_SKINNING_MAX_MATRIX</a>; j++)
01561                         {
01562                                 <font class="keywordflow">if</font>(wedge.VertexSkin.Weights[j]==0)
01563                                         <font class="keywordflow">break</font>;
01564                         }
01565                         <a class="code" href="debug_8h.html#a6">nlassert</a>(j&gt;0);
01566                         wedge.NSkinMatUsed= j;
01567                 }
01568         }
01569 
01570         <font class="comment">// Blend Shape Stuff</font>
01571         finalMRM.MRMBlendShapesFinals.resize (lodMeshs[0].BlendShapes.size());
01572         <font class="keywordflow">for</font> (lodId = 0; lodId &lt; nLods; ++lodId)
01573         {
01574                 CMRMMeshGeom &amp;lodMesh= lodMeshs[lodId];
01575                 CMRMMeshGeom &amp;lodMeshPrec= lodMeshs[lodId==0?0:lodId-1];
01576 
01577                 <font class="comment">// for all face corner.</font>
01578                 <font class="keywordflow">for</font> (i = 0; i &lt; (sint)lodMesh.Faces.size(); ++i)
01579                 {
01580                         <font class="comment">// The current face.</font>
01581                         CMRMFace &amp;face = lodMesh.Faces[i];
01582                         <font class="comment">// the current face, but which points to the prec LOD vertices/attributes.</font>
01583                         CMRMFace &amp;faceCoarser = lodMesh.CoarserFaces[i];
01584                         <font class="comment">// for 3 corners.</font>
01585                         <font class="keywordflow">for</font> (j = 0; j &lt; 3; ++j)
01586                         {
01587                                 CMRMCorner &amp;corner = face.Corner[j];
01588                                 CMRMCorner &amp;cornerCoarser = faceCoarser.Corner[j];
01589 
01590                                 sint startDestIndex = corner.WedgeStartId;
01591 
01592                                 <font class="keywordflow">for</font> (sint k = 0; k &lt; (sint)finalMRM.MRMBlendShapesFinals.size(); ++k)
01593                                 {
01594                                         CMRMMeshFinal::CMRMBlendShapeFinal &amp;rBSFinal = finalMRM.MRMBlendShapesFinals[k];
01595 
01596                                         rBSFinal.Wedges.resize (finalMRM.Wedges.size());
01597                                         <font class="comment">// Fill WedgeStart used by this corner.</font>
01598                                         rBSFinal.Wedges[startDestIndex].Vertex = lodMesh.BlendShapes[k].Vertices[corner.Vertex];
01599                                         <font class="keywordflow">for</font> (attId = 0; attId &lt; <a class="code" href="classNL3D_1_1CMRMBuilder.html#z624_2">NumAttributes</a>; ++attId)
01600                                         {
01601                                                 rBSFinal.Wedges[startDestIndex].Attributes[attId] = lodMesh.BlendShapes[k].Attributes[attId][corner.Attributes[attId]];
01602                                         }
01603 
01604                                         <font class="comment">// If geomorph, must fill the end too</font>
01605                                         <font class="keywordflow">if</font>(lodId&gt;0 &amp;&amp; corner.WedgeStartId != corner.WedgeEndId)
01606                                         {
01607                                                 sint endDestIndex = corner.WedgeEndId;
01608 
01609                                                 rBSFinal.Wedges[endDestIndex].Vertex = lodMeshPrec.BlendShapes[k].Vertices[cornerCoarser.Vertex];
01610                                                 <font class="keywordflow">for</font> (attId = 0; attId &lt; <a class="code" href="classNL3D_1_1CMRMBuilder.html#z624_2">NumAttributes</a>; ++attId)
01611                                                 {
01612                                                         rBSFinal.Wedges[endDestIndex].Attributes[attId] = lodMeshPrec.BlendShapes[k].Attributes[attId][cornerCoarser.Attributes[attId]];
01613                                                 }
01614                                         }
01615                                 }
01616 
01617                         }
01618                 }
01619         }
01620 }
01621 
01622 
01623 
01624 <font class="comment">// ***************************************************************************</font>
01625 <font class="comment">// ***************************************************************************</font>
01626 <font class="comment">// Interface to MeshBuild Part.</font>
01627 <font class="comment">// ***************************************************************************</font>
01628 <font class="comment">// ***************************************************************************</font>
01629 
01630 
01631 
01632 <font class="comment">// ***************************************************************************</font>
<a name="l01633"></a><a class="code" href="classNL3D_1_1CMRMBuilder.html#z631_1">01633</a> sint                    CMRMBuilder::findInsertAttributeInBaseMesh(CMRMMesh &amp;baseMesh, sint attId, sint vertexId, <font class="keyword">const</font> CVectorH &amp;att)
01634 {
01635         <font class="comment">// find this attribute in the map.</font>
01636         CAttributeKey   key;
01637         key.VertexId= vertexId;
01638         key.Attribute= att;
01639         TAttributeMap::iterator         it= <a class="code" href="classNL3D_1_1CMRMBuilder.html#z631_11">_AttributeMap</a>[attId].find(key);
01640 
01641         <font class="comment">// if attribute not found in the map, then insert a new one.</font>
01642         <font class="keywordflow">if</font>(it==<a class="code" href="classNL3D_1_1CMRMBuilder.html#z631_11">_AttributeMap</a>[attId].end())
01643         {
01644                 sint    idx= baseMesh.Attributes[attId].size();
01645                 <font class="comment">// insert into the array.</font>
01646                 baseMesh.Attributes[attId].push_back(att);
01647                 <font class="comment">// insert into the map.</font>
01648                 <a class="code" href="classNL3D_1_1CMRMBuilder.html#z631_11">_AttributeMap</a>[attId].insert(make_pair(key, idx));
01649                 <font class="keywordflow">return</font> idx;
01650         }
01651         <font class="keywordflow">else</font>
01652         {
01653                 <font class="comment">// return the one found.</font>
01654                 <font class="keywordflow">return</font> it-&gt;second;
01655         }
01656 }
01657 
01658 
01659 <font class="comment">// ***************************************************************************</font>
<a name="l01660"></a><a class="code" href="classNL3D_1_1CMRMBuilder.html#z631_2">01660</a> sint                    CMRMBuilder::findInsertNormalInBaseMesh(CMRMMesh &amp;baseMesh, sint attId, sint vertexId, <font class="keyword">const</font> CVector &amp;normal)
01661 {
01662         CVectorH        att;
01663         att= normal;
01664         att.w= 0;
01665         <font class="keywordflow">return</font> <a class="code" href="classNL3D_1_1CMRMBuilder.html#z631_1">findInsertAttributeInBaseMesh</a>(baseMesh, attId, vertexId, att);
01666 }
01667 
01668 
01669 <font class="comment">// ***************************************************************************</font>
<a name="l01670"></a><a class="code" href="classNL3D_1_1CMRMBuilder.html#z631_3">01670</a> sint                    CMRMBuilder::findInsertColorInBaseMesh(CMRMMesh &amp;baseMesh, sint attId, sint vertexId, CRGBA col)
01671 {
01672         CVectorH        att;
01673         att.x= col.R;
01674         att.y= col.G;
01675         att.z= col.B;
01676         att.w= col.A;
01677         <font class="keywordflow">return</font> <a class="code" href="classNL3D_1_1CMRMBuilder.html#z631_1">findInsertAttributeInBaseMesh</a>(baseMesh, attId, vertexId, att);
01678 }
01679 
01680 
01681 <font class="comment">// ***************************************************************************</font>
<a name="l01682"></a><a class="code" href="classNL3D_1_1CMRMBuilder.html#z631_4">01682</a> sint                    CMRMBuilder::findInsertUvwInBaseMesh(CMRMMesh &amp;baseMesh, sint attId, sint vertexId, <font class="keyword">const</font> <a class="code" href="classNLMISC_1_1CUVW.html">NLMISC::CUVW</a> &amp;uvw)
01683 {
01684         CVectorH        att;
01685         att.x= uvw.<a class="code" href="classNLMISC_1_1CUVW.html#m0">U</a>;
01686         att.y= uvw.<a class="code" href="classNLMISC_1_1CUVW.html#m1">V</a>;
01687         att.z= uvw.<a class="code" href="classNLMISC_1_1CUVW.html#m2">W</a>;
01688         att.w= 0;
01689         <font class="keywordflow">return</font> <a class="code" href="classNL3D_1_1CMRMBuilder.html#z631_1">findInsertAttributeInBaseMesh</a>(baseMesh, attId, vertexId, att);
01690 }
01691 
01692 
01693 <font class="comment">// ***************************************************************************</font>
<a name="l01694"></a><a class="code" href="classNL3D_1_1CMRMBuilder.html#z631_5">01694</a> CRGBA                   CMRMBuilder::attToColor(<font class="keyword">const</font> CVectorH &amp;att)<font class="keyword"> const</font>
01695 <font class="keyword"></font>{
01696         CRGBA   ret;
01697         <font class="keywordtype">float</font>   tmp;
01698         tmp= att.x; <a class="code" href="namespaceNLMISC.html#a215">clamp</a>(tmp, 0, 255);
01699         ret.R= (uint8)(uint)tmp;
01700         tmp= att.y; <a class="code" href="namespaceNLMISC.html#a215">clamp</a>(tmp, 0, 255);
01701         ret.G= (uint8)(uint)tmp;
01702         tmp= att.z; <a class="code" href="namespaceNLMISC.html#a215">clamp</a>(tmp, 0, 255);
01703         ret.B= (uint8)(uint)tmp;
01704         tmp= att.w; <a class="code" href="namespaceNLMISC.html#a215">clamp</a>(tmp, 0, 255);
01705         ret.A= (uint8)(uint)tmp;
01706 
01707         <font class="keywordflow">return</font> ret;
01708 }
01709 
01710 
01711 <font class="comment">// ***************************************************************************</font>
<a name="l01712"></a><a class="code" href="classNL3D_1_1CMRMBuilder.html#z631_6">01712</a> <a class="code" href="classNLMISC_1_1CUVW.html">NLMISC::CUVW</a>                    CMRMBuilder::attToUvw(<font class="keyword">const</font> CVectorH &amp;att)<font class="keyword"> const</font>
01713 <font class="keyword"></font>{
01714         <font class="keywordflow">return</font> CUVW(att.x, att.y, att.z);
01715 }
01716 
01717 
01718 <font class="comment">// ***************************************************************************</font>
<a name="l01719"></a><a class="code" href="classNL3D_1_1CMRMBuilder.html#z631_7">01719</a> uint32                  CMRMBuilder::buildMrmBaseMesh(<font class="keyword">const</font> CMesh::CMeshBuild &amp;mbuild, CMRMMesh &amp;baseMesh)
01720 {
01721         sint            i,j,k;
01722         sint            nFaces;
01723         sint            attId;
01724         <font class="comment">// build the supported VertexFormat.</font>
01725         uint32          retVbFlags= CVertexBuffer::PositionFlag;
01726 
01727 
01728         <font class="comment">// reset the baseMesh.</font>
01729         baseMesh= CMRMMesh();
01730         <font class="comment">// reset Tmp.</font>
01731         <font class="keywordflow">for</font>(attId=0; attId&lt;<a class="code" href="mrm__mesh_8h.html#a0">NL3D_MRM_MAX_ATTRIB</a>;attId++)
01732                 <a class="code" href="classNL3D_1_1CMRMBuilder.html#z631_11">_AttributeMap</a>[attId].clear();
01733 
01734 
01735         <font class="comment">// Compute number of attributes used by the MeshBuild.</font>
01736         <font class="comment">// ========================</font>
01737         <font class="comment">// Compute too </font>
01738         <font class="keywordflow">if</font>(mbuild.VertexFlags &amp; CVertexBuffer::NormalFlag)
01739         {
01740                 baseMesh.NumAttributes++;
01741                 retVbFlags|= CVertexBuffer::NormalFlag;
01742         }
01743         <font class="keywordflow">if</font>(mbuild.VertexFlags &amp; CVertexBuffer::PrimaryColorFlag)
01744         {
01745                 baseMesh.NumAttributes++;
01746                 retVbFlags|= CVertexBuffer::PrimaryColorFlag;
01747         }
01748         <font class="keywordflow">if</font>(mbuild.VertexFlags &amp; CVertexBuffer::SecondaryColorFlag)
01749         {
01750                 baseMesh.NumAttributes++;
01751                 retVbFlags|= CVertexBuffer::SecondaryColorFlag;
01752         }
01753         <font class="keywordflow">for</font>(k=0; k&lt;CVertexBuffer::MaxStage;k++)
01754         {
01755                 uint flag=CVertexBuffer::TexCoord0Flag&lt;&lt;k;
01756                 <font class="keywordflow">if</font>(mbuild.VertexFlags &amp; flag)
01757                 {
01758                         baseMesh.NumAttributes++;
01759                         retVbFlags|=flag;
01760                 }
01761         }
01762         <a class="code" href="debug_8h.html#a6">nlassert</a>(baseMesh.NumAttributes&lt;=<a class="code" href="mrm__mesh_8h.html#a0">NL3D_MRM_MAX_ATTRIB</a>);
01763 
01764 
01765         <font class="comment">// Fill basics: Vertices and Faces materials / index to vertices.</font>
01766         <font class="comment">// ========================</font>
01767         <font class="comment">// Just copy vertices.</font>
01768         baseMesh.Vertices= mbuild.Vertices;
01769         <font class="comment">// Just copy SkinWeights.</font>
01770         <font class="keywordflow">if</font>(_Skinned)
01771                 baseMesh.SkinWeights= mbuild.SkinWeights;
01772         <font class="comment">// Just copy InterfaceLinks</font>
01773         <font class="keywordflow">if</font>(_HasMeshInterfaces)
01774                 baseMesh.InterfaceLinks= mbuild.InterfaceLinks;
01775         <font class="comment">// Resize faces.</font>
01776         nFaces= mbuild.Faces.size();
01777         baseMesh.Faces.resize(nFaces);
01778         <font class="keywordflow">for</font>(i=0; i&lt;nFaces; i++)
01779         {
01780                 <font class="comment">// copy material Id.</font>
01781                 baseMesh.Faces[i].MaterialId= mbuild.Faces[i].MaterialId;
01782                 <font class="comment">// Copy Vertex index.</font>
01783                 <font class="keywordflow">for</font>(j=0; j&lt;3; j++)
01784                 {
01785                         baseMesh.Faces[i].Corner[j].Vertex= mbuild.Faces[i].Corner[j].Vertex;
01786                 }
01787         }
01788 
01789         <font class="comment">// Resolve attributes discontinuities and Fill attributes of the baseMesh.</font>
01790         <font class="comment">// ========================</font>
01791         <font class="comment">// For all corners.</font>
01792         <font class="keywordflow">for</font>(i=0; i&lt;nFaces; i++)
01793         {
01794                 <font class="keywordflow">for</font>(j=0; j&lt;3; j++)
01795                 {
01796                         <font class="keyword">const</font> CMesh::CCorner    &amp;srcCorner= mbuild.Faces[i].Corner[j];
01797                         CMRMCorner                              &amp;destCorner= baseMesh.Faces[i].Corner[j];
01798                         attId= 0;
01799 
01800                         <font class="comment">// For all activated attributes in mbuild, find/insert the attribute in the baseMesh.</font>
01801                         <font class="comment">// NB: 2 attributes are said to be different if they have not the same value OR if they don't lie </font>
01802                         <font class="comment">// on the same vertex. This is very important for MRM computing.</font>
01803                         <font class="keywordflow">if</font>(mbuild.VertexFlags &amp; CVertexBuffer::NormalFlag)
01804                         {
01805                                 destCorner.Attributes[attId]= <a class="code" href="classNL3D_1_1CMRMBuilder.html#z631_2">findInsertNormalInBaseMesh</a>(baseMesh, attId, destCorner.Vertex, srcCorner.Normal);
01806                                 attId++;
01807                         }
01808                         <font class="keywordflow">if</font>(mbuild.VertexFlags &amp; CVertexBuffer::PrimaryColorFlag)
01809                         {
01810                                 destCorner.Attributes[attId]= <a class="code" href="classNL3D_1_1CMRMBuilder.html#z631_3">findInsertColorInBaseMesh</a>(baseMesh, attId, destCorner.Vertex, srcCorner.Color);
01811                                 attId++;
01812                         }
01813                         <font class="keywordflow">if</font>(mbuild.VertexFlags &amp; CVertexBuffer::SecondaryColorFlag)
01814                         {
01815                                 destCorner.Attributes[attId]= <a class="code" href="classNL3D_1_1CMRMBuilder.html#z631_3">findInsertColorInBaseMesh</a>(baseMesh, attId, destCorner.Vertex, srcCorner.Specular);
01816                                 attId++;
01817                         }
01818                         <font class="keywordflow">for</font>(k=0; k&lt;CVertexBuffer::MaxStage;k++)
01819                         {
01820                                 <font class="keywordflow">if</font>(mbuild.VertexFlags &amp; (CVertexBuffer::TexCoord0Flag&lt;&lt;k))
01821                                 {
01822                                         destCorner.Attributes[attId]= <a class="code" href="classNL3D_1_1CMRMBuilder.html#z631_4">findInsertUvwInBaseMesh</a>(baseMesh, attId, destCorner.Vertex, srcCorner.Uvws[k]);
01823                                         attId++;
01824                                 }
01825                         }
01826                 }
01827         }
01828 
01829 
01830 
01831         <font class="comment">// End. clear Tmp infos.</font>
01832         <font class="comment">// ========================</font>
01833         <font class="comment">// reset Tmp.</font>
01834         <font class="keywordflow">for</font>(attId=0; attId&lt;<a class="code" href="mrm__mesh_8h.html#a0">NL3D_MRM_MAX_ATTRIB</a>;attId++)
01835                 <a class="code" href="classNL3D_1_1CMRMBuilder.html#z631_11">_AttributeMap</a>[attId].clear();
01836 
01837         <font class="keywordflow">return</font>  retVbFlags;
01838 }
01839 
01840 
01841 
01842 <font class="comment">// ***************************************************************************</font>
<a name="l01843"></a><a class="code" href="classNL3D_1_1CMRMBuilder.html#z631_10">01843</a> CMesh::CSkinWeight      CMRMBuilder::normalizeSkinWeight(<font class="keyword">const</font> CMesh::CSkinWeight &amp;sw)<font class="keyword"> const</font>
01844 <font class="keyword"></font>{
01845         uint    nbMats= 0;
01846         <font class="keyword">static</font> vector&lt;CTmpVertexWeight&gt;         sws;
01847         sws.reserve(<a class="code" href="mesh_8h.html#a0">NL3D_MESH_SKINNING_MAX_MATRIX</a>);
01848         sws.clear();
01849 
01850         <font class="comment">// For all weights of sw1.</font>
01851         uint i;
01852         <font class="keywordflow">for</font>(i=0; i&lt;<a class="code" href="mesh_8h.html#a0">NL3D_MESH_SKINNING_MAX_MATRIX</a>; i++)
01853         {
01854                 CTmpVertexWeight        vw;
01855                 vw.MatrixId= sw.MatrixId[i];
01856                 vw.Weight= sw.Weights[i];
01857                 <font class="comment">// if this weight is not null.</font>
01858                 <font class="keywordflow">if</font>(vw.Weight&gt;0)
01859                 {
01860                         <font class="comment">// add it to the list.</font>
01861                         sws.push_back(vw);
01862                         nbMats++;
01863                 }
01864         }
01865 
01866         <font class="comment">// sort by Weight decreasing order.</font>
01867         sort(sws.begin(), sws.end());
01868 
01869 
01870         <font class="comment">// Then output the result to the skinWeight, normalizing.</font>
01871         <font class="keywordtype">float</font>   sumWeight=0;
01872         <font class="keywordflow">for</font>(i= 0; i&lt;nbMats; i++)
01873         {
01874                 sumWeight+= sws[i].Weight;
01875         }
01876 
01877         CMesh::CSkinWeight      ret;
01878         <font class="comment">// Fill only needed matrix (other are rested in CMesh::CSkinWeight ctor).</font>
01879         <font class="keywordflow">for</font>(i= 0; i&lt;nbMats; i++)
01880         {
01881                 ret.MatrixId[i]= sws[i].MatrixId;
01882                 ret.Weights[i]= sws[i].Weight / sumWeight;
01883         }
01884 
01885         <font class="keywordflow">return</font> ret;
01886 }
01887 
01888 
01889 <font class="comment">// ***************************************************************************</font>
<a name="l01890"></a><a class="code" href="classNL3D_1_1CMRMBuilder.html#z631_9">01890</a> <font class="keywordtype">void</font>                    CMRMBuilder::normalizeBaseMeshSkin(CMRMMesh &amp;baseMesh)<font class="keyword"> const</font>
01891 <font class="keyword"></font>{
01892         <a class="code" href="debug_8h.html#a6">nlassert</a>(<a class="code" href="classNL3D_1_1CMRMBuilder.html#z624_5">_Skinned</a>);
01893 
01894         <font class="keywordflow">for</font>(uint i=0; i&lt;baseMesh.SkinWeights.size(); i++)
01895         {
01896                 baseMesh.SkinWeights[i]= <a class="code" href="classNL3D_1_1CMRMBuilder.html#z631_10">normalizeSkinWeight</a>(baseMesh.SkinWeights[i]);
01897         }
01898 }
01899 
01900 
01901 
01902 <font class="comment">// ***************************************************************************</font>
<a name="l01903"></a><a class="code" href="classNL3D_1_1CMRMBuilder.html#z631_8">01903</a> <font class="keywordtype">void</font>                    CMRMBuilder::buildMeshBuildMrm(<font class="keyword">const</font> CMRMMeshFinal &amp;finalMRM, CMeshMRMGeom::CMeshBuildMRM &amp;mbuild, uint32 vbFlags, uint32 nbMats, <font class="keyword">const</font> CMesh::CMeshBuild &amp;mb)
01904 {
01905         sint    i,j,k;
01906         sint    attId;
01907 
01908         <font class="comment">// reset the mbuild.</font>
01909         mbuild= CMeshMRMGeom::CMeshBuildMRM();
01910         <font class="comment">// Setup VB.</font>
01911 
01912         <font class="keywordtype">bool</font> useFormatExt = <font class="keyword">false</font>;
01913         <font class="comment">// Check wether there are texture coordinates with more than 2 compnents, which force us to use an extended vertex format</font>
01914         <font class="keywordflow">for</font> (k = 0; k &lt; CVertexBuffer::MaxStage; ++k)
01915         {
01916                 <font class="keywordflow">if</font> (
01917                         (vbFlags &amp; (CVertexBuffer::TexCoord0Flag &lt;&lt; k))
01918                         &amp;&amp; mb.NumCoords[k] != 2)
01919                 {
01920                         useFormatExt = <font class="keyword">true</font>;
01921                         <font class="keywordflow">break</font>;
01922                 }
01923         }
01924 
01925         uint numTexCoordUsed = 0;
01926 
01927 
01928         <font class="keywordflow">for</font> (k = 0; k &lt; CVertexBuffer::MaxStage; ++k)
01929         {
01930                 <font class="keywordflow">if</font> (vbFlags &amp; (CVertexBuffer::TexCoord0Flag &lt;&lt; k))
01931                 {
01932                         numTexCoordUsed = k;
01933                 }
01934         }
01935 
01936         <font class="keywordflow">if</font> (!useFormatExt)
01937         {
01938                 <font class="comment">// setup standard format</font>
01939                 mbuild.VBuffer.setVertexFormat(vbFlags);
01940         }
01941         <font class="keywordflow">else</font> <font class="comment">// setup extended format</font>
01942         {
01943                 mbuild.VBuffer.clearValueEx();
01944                 <font class="keywordflow">if</font> (vbFlags &amp; CVertexBuffer::PositionFlag) mbuild.VBuffer.addValueEx(CVertexBuffer::Position, CVertexBuffer::Float3);
01945                 <font class="keywordflow">if</font> (vbFlags &amp; CVertexBuffer::NormalFlag) mbuild.VBuffer.addValueEx(CVertexBuffer::Normal, CVertexBuffer::Float3);
01946                 <font class="keywordflow">if</font> (vbFlags &amp; CVertexBuffer::PrimaryColorFlag) mbuild.VBuffer.addValueEx(CVertexBuffer::PrimaryColor, CVertexBuffer::UChar4);
01947                 <font class="keywordflow">if</font> (vbFlags &amp; CVertexBuffer::SecondaryColorFlag) mbuild.VBuffer.addValueEx(CVertexBuffer::SecondaryColor, CVertexBuffer::UChar4);
01948                 <font class="keywordflow">if</font> (vbFlags &amp; CVertexBuffer::WeightFlag) mbuild.VBuffer.addValueEx(CVertexBuffer::Weight, CVertexBuffer::Float4);
01949                 <font class="keywordflow">if</font> (vbFlags &amp; CVertexBuffer::PaletteSkinFlag) mbuild.VBuffer.addValueEx(CVertexBuffer::PaletteSkin, CVertexBuffer::UChar4);
01950                 <font class="keywordflow">if</font> (vbFlags &amp; CVertexBuffer::FogFlag) mbuild.VBuffer.addValueEx(CVertexBuffer::Fog, CVertexBuffer::Float1);
01951 
01952                 <font class="keywordflow">for</font> (k = 0; k &lt; CVertexBuffer::MaxStage; ++k)
01953                 {
01954                         <font class="keywordflow">if</font> (vbFlags &amp; (CVertexBuffer::TexCoord0Flag &lt;&lt; k))
01955                         {
01956                                 <font class="keywordflow">switch</font>(mb.NumCoords[k])
01957                                 {       
01958                                         <font class="keywordflow">case</font> 2:
01959                                                 mbuild.VBuffer.addValueEx((CVertexBuffer::TValue) (CVertexBuffer::TexCoord0 + k), CVertexBuffer::Float2);
01960                                         <font class="keywordflow">break</font>;
01961                                         <font class="keywordflow">case</font> 3:
01962                                                 mbuild.VBuffer.addValueEx((CVertexBuffer::TValue) (CVertexBuffer::TexCoord0 + k), CVertexBuffer::Float3);
01963                                         <font class="keywordflow">break</font>;
01964                                         <font class="keywordflow">default</font>:
01965                                                 <a class="code" href="debug_8h.html#a6">nlassert</a>(0);
01966                                         <font class="keywordflow">break</font>;
01967                                 }
01968                         }
01969                 }
01970                 mbuild.VBuffer.initEx();
01971         }
01972 
01973         
01974 
01975 
01976         <font class="comment">// Setup the VertexBuffer.</font>
01977         <font class="comment">// ========================</font>
01978         <font class="comment">// resize the VB.</font>
01979         mbuild.VBuffer.setNumVertices(finalMRM.Wedges.size());
01980         <font class="comment">// Setup SkinWeights.</font>
01981         <font class="keywordflow">if</font>(_Skinned)
01982                 mbuild.SkinWeights.resize(finalMRM.Wedges.size());
01983 
01984         <font class="comment">// fill the VB.</font>
01985         <font class="keywordflow">for</font>(i=0; i&lt;(sint)finalMRM.Wedges.size(); i++)
01986         {
01987                 <font class="keyword">const</font> CMRMMeshFinal::CWedge     &amp;wedge= finalMRM.Wedges[i];
01988 
01989                 <font class="comment">// setup Vertex.</font>
01990                 mbuild.VBuffer.setVertexCoord(i, wedge.Vertex);
01991 
01992                 <font class="comment">// seutp attributes.</font>
01993                 attId= 0;
01994 
01995                 <font class="comment">// For all activated attributes in mbuild, retriev the attribute from the finalMRM.</font>
01996                 <font class="keywordflow">if</font>(vbFlags &amp; CVertexBuffer::NormalFlag)
01997                 {
01998                         mbuild.VBuffer.setNormalCoord(i, wedge.Attributes[attId] );
01999                         attId++;
02000                 }
02001                 <font class="keywordflow">if</font>(vbFlags &amp; CVertexBuffer::PrimaryColorFlag)
02002                 {
02003                         mbuild.VBuffer.setColor(i, <a class="code" href="classNL3D_1_1CMRMBuilder.html#z631_5">attToColor</a>(wedge.Attributes[attId]) );
02004                         attId++;
02005                 }
02006                 <font class="keywordflow">if</font>(vbFlags &amp; CVertexBuffer::SecondaryColorFlag)
02007                 {
02008                         mbuild.VBuffer.setSpecular(i, <a class="code" href="classNL3D_1_1CMRMBuilder.html#z631_5">attToColor</a>(wedge.Attributes[attId]) );
02009                         attId++;
02010                 }
02011                 <font class="keywordflow">for</font>(k=0; k&lt;CVertexBuffer::MaxStage;k++)
02012                 {
02013                         <font class="keywordflow">if</font>(vbFlags &amp; (CVertexBuffer::TexCoord0Flag&lt;&lt;k))
02014                         {
02015                                 <font class="keywordflow">switch</font>(mb.NumCoords[k])
02016                                 {
02017                                         <font class="keywordflow">case</font> 2:                         
02018                                                 mbuild.VBuffer.setTexCoord(i, k, (CUV) <a class="code" href="classNL3D_1_1CMRMBuilder.html#z631_6">attToUvw</a>(wedge.Attributes[attId]) );
02019                                         <font class="keywordflow">break</font>;
02020                                         <font class="keywordflow">case</font> 3:
02021                                         {
02022                                                 CUVW uvw = <a class="code" href="classNL3D_1_1CMRMBuilder.html#z631_6">attToUvw</a>(wedge.Attributes[attId]);
02023                                                 mbuild.VBuffer.setValueFloat3Ex((CVertexBuffer::TValue) (CVertexBuffer::TexCoord0 + k), i, uvw.U, uvw.V, uvw.W);
02024                                         }
02025                                         <font class="keywordflow">break</font>;
02026                                         <font class="keywordflow">default</font>:
02027                                                 <a class="code" href="debug_8h.html#a6">nlassert</a>(0);
02028                                         <font class="keywordflow">break</font>;
02029                                 }
02030                                 attId++;
02031                         }
02032                 }
02033 
02034                 <font class="comment">// Setup SkinWeights.</font>
02035                 <font class="keywordflow">if</font>(_Skinned)
02036                 {
02037                         mbuild.SkinWeights[i]= wedge.VertexSkin;
02038                 }
02039         }
02040 
02041 
02042         <font class="comment">// Build Lods.</font>
02043         <font class="comment">// ========================</font>
02044         <font class="comment">// resize</font>
02045         mbuild.Lods.resize(finalMRM.Lods.size());
02046         <font class="comment">// fill.</font>
02047         <font class="keywordflow">for</font>(i=0; i&lt;(sint)finalMRM.Lods.size(); i++)
02048         {
02049                 <font class="keyword">const</font> CMRMMeshFinal::CLod       &amp;srcLod= finalMRM.Lods[i];
02050                 CMeshMRMGeom::CLod                      &amp;destLod= mbuild.Lods[i];
02051 
02052                 <font class="comment">// Basic.</font>
02053                 <font class="comment">//---------</font>
02054 
02055                 <font class="comment">// Copy NWedges infos.</font>
02056                 destLod.NWedges= srcLod.NWedges;
02057                 <font class="comment">// Copy Geomorphs infos.</font>
02058                 destLod.Geomorphs= srcLod.Geomorphs;
02059 
02060 
02061                 <font class="comment">// Reorder faces by rdrpass.</font>
02062                 <font class="comment">//---------</font>
02063 
02064                 <font class="comment">// First count the number of faces used by this LOD for each material </font>
02065                 vector&lt;sint&gt;    matCount;
02066                 <font class="comment">// resize, and reset to 0.</font>
02067                 matCount.clear();
02068                 matCount.resize(nbMats, 0);
02069                 <font class="comment">// For each face of this Lods, incr the mat face counter.</font>
02070                 <font class="keywordflow">for</font>(j= 0; j&lt;(sint)srcLod.Faces.size(); j++)
02071                 {
02072                         sint    matId= srcLod.Faces[j].MaterialId;
02073                         <a class="code" href="debug_8h.html#a6">nlassert</a>(matId&gt;=0);
02074                         <a class="code" href="debug_8h.html#a6">nlassert</a>(matId&lt;(sint)nbMats);
02075                         <font class="comment">// increment the refcount of this material by this LOD.</font>
02076                         matCount[matId]++;
02077                 }
02078 
02079                 <font class="comment">// Then for each material not empty, create a rdrPass, and ref it for this material.</font>
02080                 vector&lt;sint&gt;    rdrPassIndex;   <font class="comment">// material to rdrPass map.</font>
02081                 rdrPassIndex.resize(nbMats);
02082                 <font class="keywordflow">for</font>(j=0; j&lt;(sint)nbMats; j++)
02083                 {
02084                         <font class="keywordflow">if</font>(matCount[j]==0)
02085                                 rdrPassIndex[j]= -1;
02086                         <font class="keywordflow">else</font>
02087                         {
02088                                 <font class="comment">// map material to rdrPass.</font>
02089                                 sint    idRdrPass= destLod.RdrPass.size();
02090                                 rdrPassIndex[j]= idRdrPass;
02091                                 <font class="comment">// create a rdrPass.</font>
02092                                 destLod.RdrPass.push_back(CMeshMRMGeom::CRdrPass());
02093                                 <font class="comment">// assign the good materialId to this rdrPass.</font>
02094                                 destLod.RdrPass[idRdrPass].MaterialId= j;
02095                                 <font class="comment">// reserve the array of faces of this rdrPass.</font>
02096                                 destLod.RdrPass[idRdrPass].PBlock.reserveTri(matCount[j]);
02097                         }
02098                 }
02099 
02100                 <font class="comment">// Then for each face, add it to the good rdrPass of this Lod.</font>
02101                 <font class="keywordflow">for</font>(j= 0; j&lt;(sint)srcLod.Faces.size(); j++)
02102                 {
02103                         sint    matId= srcLod.Faces[j].MaterialId;
02104                         sint    idRdrPass= rdrPassIndex[matId];
02105                         <font class="comment">// add this face to the good rdrPass.</font>
02106                         sint    w0= srcLod.Faces[j].WedgeId[0];
02107                         sint    w1= srcLod.Faces[j].WedgeId[1];
02108                         sint    w2= srcLod.Faces[j].WedgeId[2];
02109                         destLod.RdrPass[idRdrPass].PBlock.addTri(w0, w1, w2);
02110                 }
02111 
02112 
02113                 <font class="comment">// Build skin info for this Lod.</font>
02114                 <font class="comment">//---------</font>
02115                 <font class="keywordflow">for</font>(j=0; j&lt;<a class="code" href="mesh_8h.html#a0">NL3D_MESH_SKINNING_MAX_MATRIX</a>; j++)
02116                 {
02117                         destLod.InfluencedVertices[j].clear();
02118                 }
02119                 destLod.MatrixInfluences.clear();
02120                 <font class="keywordflow">if</font>(_Skinned)
02121                 {
02122                         <font class="comment">// This is the set which tell what wedge has already been inserted.</font>
02123                         set&lt;uint&gt;       wedgeInfSet;
02124 
02125                         <font class="comment">// First, build the list of vertices influenced by this Lod.</font>
02126                         <font class="keywordflow">for</font>(j= 0; j&lt;(sint)srcLod.Faces.size(); j++)
02127                         {
02128                                 <font class="keywordflow">for</font>(k=0; k&lt;3; k++)
02129                                 {
02130                                         sint    wedgeId= srcLod.Faces[j].WedgeId[k];
02131                                         <font class="comment">// If it is a geomorph</font>
02132                                         <font class="keywordflow">if</font>(wedgeId&lt;finalMRM.NGeomSpace)
02133                                         {
02134                                                 <font class="comment">// add the start and end to the list (if not here). NB: wedgeId is both the id </font>
02135                                                 <font class="comment">// of the dest wedge, and the id of the geomorph.</font>
02136                                                 sint    wedgeStartId= destLod.Geomorphs[wedgeId].Start;
02137                                                 sint    wedgeEndId= destLod.Geomorphs[wedgeId].End;
02138                                                 uint    nMatUsedStart= finalMRM.Wedges[wedgeStartId].NSkinMatUsed;
02139                                                 uint    nMatUsedEnd= finalMRM.Wedges[wedgeEndId].NSkinMatUsed;
02140 
02141                                                 <font class="comment">// if insertion in the set work, add to the good array.</font>
02142                                                 <font class="keywordflow">if</font>( wedgeInfSet.insert(wedgeStartId).second )
02143                                                         destLod.InfluencedVertices[nMatUsedStart-1].push_back(wedgeStartId);
02144                                                 <font class="keywordflow">if</font>( wedgeInfSet.insert(wedgeEndId).second )
02145                                                         destLod.InfluencedVertices[nMatUsedEnd-1].push_back(wedgeEndId);
02146                                         }
02147                                         <font class="keywordflow">else</font>
02148                                         {
02149                                                 uint    nMatUsed= finalMRM.Wedges[wedgeId].NSkinMatUsed;
02150 
02151                                                 <font class="comment">// just add this wedge to the list (if not here).</font>
02152                                                 <font class="comment">// if insertion in the set work, add to the array.</font>
02153                                                 <font class="keywordflow">if</font>( wedgeInfSet.insert(wedgeId).second )
02154                                                         destLod.InfluencedVertices[nMatUsed-1].push_back(wedgeId);
02155                                         }
02156                                 }
02157                         }
02158 
02159                         <font class="comment">// Optimisation: for better cache, sort the destLod.InfluencedVertices in increasing order.</font>
02160                         <font class="keywordflow">for</font>(j=0; j&lt;<a class="code" href="mesh_8h.html#a0">NL3D_MESH_SKINNING_MAX_MATRIX</a>; j++)
02161                         {
02162                                 sort(destLod.InfluencedVertices[j].begin(), destLod.InfluencedVertices[j].end());
02163                         }
02164 
02165 
02166                         <font class="comment">// Then Build the MatrixInfluences array, for all thoses Influenced Vertices only.</font>
02167                         <font class="comment">// This is the map MatrixId -&gt; MatrixInfId.</font>
02168                         map&lt;uint, uint&gt;         matrixInfMap;
02169 
02170                         <font class="comment">// For all influenced vertices, flags matrix they use.</font>
02171                         uint    iSkinMat;
02172                         <font class="keywordflow">for</font>(iSkinMat= 0; iSkinMat&lt;<a class="code" href="mesh_8h.html#a0">NL3D_MESH_SKINNING_MAX_MATRIX</a>; iSkinMat++)
02173                         {
02174                                 <font class="keywordflow">for</font>(j= 0; j&lt;(sint)destLod.InfluencedVertices[iSkinMat].size(); j++)
02175                                 {
02176                                         uint    wedgeId= destLod.InfluencedVertices[iSkinMat][j];
02177 
02178                                         <font class="comment">// take the original wedge.</font>
02179                                         <font class="keyword">const</font> CMRMMeshFinal::CWedge     &amp;wedge= finalMRM.Wedges[wedgeId];
02180                                         <font class="comment">// For all matrix with not null influence...</font>
02181                                         <font class="keywordflow">for</font>(k= 0; k&lt;<a class="code" href="mesh_8h.html#a0">NL3D_MESH_SKINNING_MAX_MATRIX</a>; k++)
02182                                         {
02183                                                 <font class="keywordtype">float</font>   matWeight= wedge.VertexSkin.Weights[k];
02184 
02185                                                 <font class="comment">// This check the validity of skin weights sort. If false, problem before in the algo.</font>
02186                                                 <font class="keywordflow">if</font>((uint)k&lt;iSkinMat+1)
02187                                                 {
02188                                                         <a class="code" href="debug_8h.html#a6">nlassert</a>( matWeight&gt;0 );
02189                                                 }
02190                                                 <font class="keywordflow">else</font>
02191                                                 {
02192                                                         <a class="code" href="debug_8h.html#a6">nlassert</a>( matWeight==0 );
02193                                                 }
02194                                                 <font class="comment">// if not null influence.</font>
02195                                                 <font class="keywordflow">if</font>(matWeight&gt;0)
02196                                                 {
02197                                                         uint    matId= wedge.VertexSkin.MatrixId[k];
02198 
02199                                                         <font class="comment">// search/insert the matrixInfId.</font>
02200                                                         map&lt;uint, uint&gt;::iterator       it= matrixInfMap.find(matId);
02201                                                         <font class="keywordflow">if</font>( it==matrixInfMap.end() )
02202                                                         {
02203                                                                 uint matInfId= destLod.MatrixInfluences.size();
02204                                                                 matrixInfMap.insert( make_pair(matId, matInfId) );
02205                                                                 <font class="comment">// create the new MatrixInfluence.</font>
02206                                                                 destLod.MatrixInfluences.push_back(matId);
02207                                                         }
02208                                                 }
02209                                         }
02210                                 }
02211                         }
02212 
02213                 }
02214 
02215         }
02216 
02217         <font class="comment">// Indicate Skinning.</font>
02218         mbuild.Skinned= <a class="code" href="classNL3D_1_1CMRMBuilder.html#z624_5">_Skinned</a>;
02219 
02220 
02221 
02222         <font class="keywordtype">bool</font> useTgSpace = mb.MeshVertexProgram != NULL ? mb.MeshVertexProgram-&gt;needTangentSpace() : <font class="keyword">false</font>;
02223 
02224         <font class="comment">// Construct Blend Shapes</font>
02226 <font class="comment">        mbuild.BlendShapes.resize (finalMRM.MRMBlendShapesFinals.size());</font>
02227         <font class="keywordflow">for</font> (k = 0; k &lt; (sint)mbuild.BlendShapes.size(); ++k)
02228         {
02229                 CBlendShape &amp;rBS = mbuild.BlendShapes[k];
02230                 sint32 nNbVertVB = finalMRM.Wedges.size();
02231                 <font class="keywordtype">bool</font> bIsDeltaPos = <font class="keyword">false</font>;
02232                 rBS.deltaPos.resize (nNbVertVB, CVector(0.0f,0.0f,0.0f));
02233                 <font class="keywordtype">bool</font> bIsDeltaNorm = <font class="keyword">false</font>;
02234                 rBS.deltaNorm.resize (nNbVertVB, CVector(0.0f,0.0f,0.0f));
02235                 <font class="keywordtype">bool</font> bIsDeltaUV = <font class="keyword">false</font>;
02236                 rBS.deltaUV.resize (nNbVertVB, CUV(0.0f,0.0f));
02237                 <font class="keywordtype">bool</font> bIsDeltaCol = <font class="keyword">false</font>;
02238                 rBS.deltaCol.resize (nNbVertVB, CRGBAF(0.0f,0.0f,0.0f,0.0f));
02239                 <font class="keywordtype">bool</font> bIsDeltaTgSpace = <font class="keyword">false</font>;
02240                 <font class="keywordflow">if</font> (useTgSpace)
02241                 {
02242                         rBS.deltaTgSpace.resize(nNbVertVB, CVector::Null);
02243                 }
02244 
02245                 rBS.VertRefs.resize (nNbVertVB, 0xffffffff);
02246 
02247                 <font class="keywordflow">for</font> (i = 0; i &lt; nNbVertVB; i++)
02248                 {
02249                         <font class="keyword">const</font> CMRMMeshFinal::CWedge     &amp;rWedgeRef = finalMRM.Wedges[i];
02250                         <font class="keyword">const</font> CMRMMeshFinal::CWedge     &amp;rWedgeTar = finalMRM.MRMBlendShapesFinals[k].Wedges[i];
02251 
02252                         CVector delta = rWedgeTar.Vertex - rWedgeRef.Vertex;
02253                         CVectorH attr;
02254 
02255                         <font class="keywordflow">if</font> (delta.norm() &gt; 0.001f)
02256                         {
02257                                 rBS.deltaPos[i] = delta;
02258                                 rBS.VertRefs[i] = i;
02259                                 bIsDeltaPos = <font class="keyword">true</font>;
02260                         }
02261 
02262                         attId = 0;
02263                         <font class="keywordflow">if</font> (vbFlags &amp; CVertexBuffer::NormalFlag)
02264                         {
02265                                 attr = rWedgeRef.Attributes[attId];
02266                                 CVector NormRef = CVector(attr.x, attr.y, attr.z);
02267                                 attr = rWedgeTar.Attributes[attId];
02268                                 CVector NormTar = CVector(attr.x, attr.y, attr.z);
02269                                 delta = NormTar - NormRef;
02270                                 <font class="keywordflow">if</font> (delta.norm() &gt; 0.001f)
02271                                 {
02272                                         rBS.deltaNorm[i] = delta;
02273                                         rBS.VertRefs[i] = i;
02274                                         bIsDeltaNorm = <font class="keyword">true</font>;
02275                                 }
02276                                 attId++;
02277                         }               
02278 
02279                         <font class="keywordflow">if</font> (vbFlags &amp; CVertexBuffer::PrimaryColorFlag)
02280                         {
02281                                 attr = rWedgeRef.Attributes[attId];
02282                                 CRGBAF RGBARef = CRGBAF(attr.x/255.0f, attr.y/255.0f, attr.z/255.0f, attr.w/255.0f);
02283                                 attr = rWedgeTar.Attributes[attId];
02284                                 CRGBAF RGBATar = CRGBAF(attr.x/255.0f, attr.y/255.0f, attr.z/255.0f, attr.w/255.0f);
02285                                 CRGBAF deltaRGBA = RGBATar - RGBARef;
02286                                 <font class="keywordflow">if</font> ((deltaRGBA.R*deltaRGBA.R + deltaRGBA.G*deltaRGBA.G +
02287                                         deltaRGBA.B*deltaRGBA.B + deltaRGBA.A*deltaRGBA.A) &gt; 0.0001f)
02288                                 {
02289                                         rBS.deltaCol[i] = deltaRGBA;
02290                                         rBS.VertRefs[i] = i;
02291                                         bIsDeltaCol = <font class="keyword">true</font>;
02292                                 }
02293                                 attId++;
02294                         }
02295 
02296                         <font class="keywordflow">if</font> (vbFlags &amp; CVertexBuffer::SecondaryColorFlag)
02297                         {       <font class="comment">// Nothing to do !</font>
02298                                 attId++;
02299                         }
02300 
02301                         <font class="comment">// Do that only for the UV0</font>
02302                         <font class="keywordflow">if</font> (vbFlags &amp; CVertexBuffer::TexCoord0Flag)
02303                         {
02304                                 attr = rWedgeRef.Attributes[attId];
02305                                 CUV UVRef = CUV(attr.x, attr.y);
02306                                 attr = rWedgeTar.Attributes[attId];
02307                                 CUV UVTar = CUV(attr.x, attr.y);
02308                                 CUV deltaUV = UVTar - UVRef;
02309                                 <font class="keywordflow">if</font> ((deltaUV.U*deltaUV.U + deltaUV.V*deltaUV.V) &gt; 0.0001f)
02310                                 {
02311                                         rBS.deltaUV[i] = deltaUV;
02312                                         rBS.VertRefs[i] = i;
02313                                         bIsDeltaUV = <font class="keyword">true</font>;
02314                                 }
02315                                 attId++;
02316                         }
02317 
02318                         <font class="keywordflow">if</font> (useTgSpace)
02319                         {
02320                                 attr = rWedgeRef.Attributes[attId];
02321                                 CVector TgSpaceRef = CVector(attr.x, attr.y, attr.z);
02322                                 attr = rWedgeTar.Attributes[attId];
02323                                 CVector TgSpaceTar = CVector(attr.x, attr.y, attr.z);
02324                                 delta = TgSpaceTar - TgSpaceRef;
02325                                 <font class="keywordflow">if</font> (delta.norm() &gt; 0.001f)
02326                                 {
02327                                         rBS.deltaTgSpace[i] = delta;
02328                                         rBS.VertRefs[i] = i;
02329                                         bIsDeltaTgSpace = <font class="keyword">true</font>;
02330                                 }
02331                                 attId++;
02332                         }
02333                         
02334                 } <font class="comment">// End of all vertices added in blend shape</font>
02335 
02336                 <font class="comment">// Delete unused items and calculate the number of vertex used (blended)</font>
02337 
02338                 sint32 nNbVertUsed = nNbVertVB;
02339                 sint32 nDstPos = 0;
02340                 <font class="keywordflow">for</font> (j = 0; j &lt; nNbVertVB; ++j)
02341                 {
02342                         <font class="keywordflow">if</font> (rBS.VertRefs[j] == 0xffffffff) <font class="comment">// Is vertex UNused</font>
02343                         {
02344                                 --nNbVertUsed;
02345                         }
02346                         <font class="keywordflow">else</font> <font class="comment">// Vertex used</font>
02347                         {
02348                                 <font class="keywordflow">if</font> (nDstPos != j)
02349                                 {
02350                                         rBS.VertRefs[nDstPos]   = rBS.VertRefs[j];
02351                                         rBS.deltaPos[nDstPos]   = rBS.deltaPos[j];
02352                                         rBS.deltaNorm[nDstPos]  = rBS.deltaNorm[j];
02353                                         rBS.deltaUV[nDstPos]    = rBS.deltaUV[j];
02354                                         rBS.deltaCol[nDstPos]   = rBS.deltaCol[j];
02355                                         <font class="keywordflow">if</font> (useTgSpace)
02356                                         {
02357                                                 rBS.deltaTgSpace[nDstPos]       = rBS.deltaTgSpace[j];
02358                                         }
02359                                 }
02360                                 ++nDstPos;
02361                         }
02362                 }
02363 
02364                 <font class="keywordflow">if</font> (bIsDeltaPos)
02365                         rBS.deltaPos.resize (nNbVertUsed);
02366                 <font class="keywordflow">else</font>
02367                         rBS.deltaPos.resize (0);
02368 
02369                 <font class="keywordflow">if</font> (bIsDeltaNorm)
02370                         rBS.deltaNorm.resize (nNbVertUsed);
02371                 <font class="keywordflow">else</font>
02372                         rBS.deltaNorm.resize (0);
02373 
02374                 <font class="keywordflow">if</font> (bIsDeltaUV)
02375                         rBS.deltaUV.resize (nNbVertUsed);
02376                 <font class="keywordflow">else</font>
02377                         rBS.deltaUV.resize (0);
02378 
02379                 <font class="keywordflow">if</font> (bIsDeltaCol)
02380                         rBS.deltaCol.resize (nNbVertUsed);
02381                 <font class="keywordflow">else</font>
02382                         rBS.deltaCol.resize (0);
02383 
02384                 <font class="keywordflow">if</font> (bIsDeltaTgSpace)
02385                         rBS.deltaTgSpace.resize (nNbVertUsed);
02386                 <font class="keywordflow">else</font>
02387                         rBS.deltaTgSpace.resize (0);
02388 
02389 
02390                 rBS.VertRefs.resize (nNbVertUsed);
02391 
02392         }
02393 }
02394 
02395 <font class="comment">// ***************************************************************************</font>
<a name="l02396"></a><a class="code" href="classNL3D_1_1CMRMBuilder.html#z630_0">02396</a> <font class="keywordtype">void</font> CMRMBuilder::buildBlendShapes (CMRMMesh&amp; baseMesh, 
02397                                                                         std::vector&lt;CMesh::CMeshBuild*&gt; &amp;bsList, uint32 VertexFlags)
02398 {
02399         uint32 i, j, k, m, destIndex;
02400         uint32 attId;
02401         CVectorH vh;
02402         vector&lt;CMRMBlendShape&gt;  &amp;bsMeshes= baseMesh.BlendShapes;
02403 
02404         bsMeshes.resize (bsList.size());
02405 
02406         <font class="keywordflow">for</font> (i = 0; i &lt; bsList.size(); ++i)
02407         {
02408                 <font class="comment">// Construct a blend shape like a mrm mesh</font>
02409                 <a class="code" href="debug_8h.html#a6">nlassert</a> (baseMesh.Vertices.size() == bsList[i]-&gt;Vertices.size());
02410                 bsMeshes[i].Vertices.resize (baseMesh.Vertices.size());
02411                 bsMeshes[i].Vertices = bsList[i]-&gt;Vertices;
02412 
02413                 bsMeshes[i].NumAttributes = baseMesh.NumAttributes;
02414                 <font class="keywordflow">for</font> (j = 0; j &lt; (uint32)bsMeshes[i].NumAttributes; ++j)
02415                         bsMeshes[i].Attributes[j].resize(baseMesh.Attributes[j].size());
02416 
02417                 <font class="comment">// For all corners parse the faces (given by the baseMesh) and construct blend shape mrm meshes</font>
02418                 <font class="keywordflow">for</font> (j = 0; j &lt; baseMesh.Faces.size(); ++j)
02419                 <font class="keywordflow">for</font> (k = 0; k &lt; 3; ++k)
02420                 {
02421                         <font class="keyword">const</font> CMesh::CCorner &amp;srcCorner = bsList[i]-&gt;Faces[j].Corner[k];
02422                         CMRMCorner      &amp;neutralCorner = baseMesh.Faces[j].Corner[k];
02423                         
02424                         attId= 0;
02425 
02426                         <font class="keywordflow">if</font> (VertexFlags &amp; CVertexBuffer::NormalFlag)
02427                         {
02428                                 destIndex = neutralCorner.Attributes[attId];
02429                                 vh.x = srcCorner.Normal.x;
02430                                 vh.y = srcCorner.Normal.y;
02431                                 vh.z = srcCorner.Normal.z;
02432                                 vh.w = 0.0f;
02433                                 bsMeshes[i].Attributes[attId].operator[](destIndex) = vh;
02434                                 attId++;
02435                         }
02436                         <font class="keywordflow">if</font> (VertexFlags &amp; CVertexBuffer::PrimaryColorFlag)
02437                         {
02438                                 destIndex = neutralCorner.Attributes[attId];
02439                                 vh.x = srcCorner.Color.R;
02440                                 vh.y = srcCorner.Color.G;
02441                                 vh.z = srcCorner.Color.B;
02442                                 vh.w = srcCorner.Color.A;
02443                                 bsMeshes[i].Attributes[attId].operator[](destIndex) = vh;
02444                                 attId++;
02445                         }
02446                         <font class="keywordflow">if</font> (VertexFlags &amp; CVertexBuffer::SecondaryColorFlag)
02447                         {
02448                                 destIndex = neutralCorner.Attributes[attId];
02449                                 vh.x = srcCorner.Specular.R;
02450                                 vh.y = srcCorner.Specular.G;
02451                                 vh.z = srcCorner.Specular.B;
02452                                 vh.w = srcCorner.Specular.A;
02453                                 bsMeshes[i].Attributes[attId].operator[](destIndex) = vh;
02454                                 attId++;
02455                         }
02456                         <font class="keywordflow">for</font> (m = 0; m &lt; CVertexBuffer::MaxStage; ++m)
02457                         {
02458                                 <font class="keywordflow">if</font> (VertexFlags &amp; (CVertexBuffer::TexCoord0Flag&lt;&lt;m))
02459                                 {
02460                                         destIndex = neutralCorner.Attributes[attId];
02461                                         vh.x = srcCorner.Uvws[m].U;
02462                                         vh.y = srcCorner.Uvws[m].V;
02463                                         vh.z = srcCorner.Uvws[m].W;
02464                                         vh.w = 0.0f;
02465                                         bsMeshes[i].Attributes[attId].operator[](destIndex) = vh;
02466                                         attId++;
02467                                 }
02468                         }
02469                 }
02470         }
02471 }
02472 
02473 
02474 <font class="comment">// ***************************************************************************</font>
<a name="l02475"></a><a class="code" href="classNL3D_1_1CMRMBuilder.html#a1">02475</a> <font class="keywordtype">void</font>    CMRMBuilder::compileMRM(<font class="keyword">const</font> CMesh::CMeshBuild &amp;mbuild, std::vector&lt;CMesh::CMeshBuild*&gt; &amp;bsList,
02476                                                                 <font class="keyword">const</font> CMRMParameters &amp;<a class="code" href="driver__opengl__extension__def_8h.html#a357">params</a>, CMeshMRMGeom::CMeshBuildMRM &amp;mrmMesh, 
02477                                                                 uint numMaxMaterial)
02478 {
02479         <font class="comment">// Temp data.</font>
02480         CMRMMesh                                                baseMesh;
02481         vector&lt;CMRMMeshGeom&gt;                    lodMeshs;
02482         CMRMMeshFinal                                   finalMRM;
02483         vector&lt;CMRMMeshFinal&gt;                   finalBsMRM;
02484         uint32  vbFlags;
02485 
02486 
02487         <a class="code" href="debug_8h.html#a6">nlassert</a>(<a class="code" href="driver__opengl__extension__def_8h.html#a357">params</a>.DistanceFinest&gt;=0);
02488         <a class="code" href="debug_8h.html#a6">nlassert</a>(<a class="code" href="driver__opengl__extension__def_8h.html#a357">params</a>.DistanceMiddle &gt; <a class="code" href="driver__opengl__extension__def_8h.html#a357">params</a>.DistanceFinest);
02489         <a class="code" href="debug_8h.html#a6">nlassert</a>(<a class="code" href="driver__opengl__extension__def_8h.html#a357">params</a>.DistanceCoarsest &gt; <a class="code" href="driver__opengl__extension__def_8h.html#a357">params</a>.DistanceMiddle);
02490 
02491 
02492         <font class="comment">// Copy some parameters.</font>
02493         <a class="code" href="classNL3D_1_1CMRMBuilder.html#z624_6">_SkinReduction</a>= <a class="code" href="driver__opengl__extension__def_8h.html#a357">params</a>.SkinReduction;
02494 
02495         <font class="comment">// Skinning??</font>
02496         <a class="code" href="classNL3D_1_1CMRMBuilder.html#z624_5">_Skinned</a>= ((mbuild.VertexFlags &amp; CVertexBuffer::PaletteSkinFlag)==CVertexBuffer::PaletteSkinFlag);
02497         <font class="comment">// Skinning is OK only if SkinWeights are of same size as vertices.</font>
02498         <a class="code" href="classNL3D_1_1CMRMBuilder.html#z624_5">_Skinned</a>= <a class="code" href="classNL3D_1_1CMRMBuilder.html#z624_5">_Skinned</a> &amp;&amp; ( mbuild.Vertices.size()==mbuild.SkinWeights.size() );
02499         
02500         <font class="comment">// MeshInterface setuped ?</font>
02501         <a class="code" href="classNL3D_1_1CMRMBuilder.html#z628_1">_HasMeshInterfaces</a>= <a class="code" href="classNL3D_1_1CMRMBuilder.html#z628_0">buildMRMSewingMeshes</a>(mbuild, <a class="code" href="driver__opengl__extension__def_8h.html#a357">params</a>.NLods, <a class="code" href="driver__opengl__extension__def_8h.html#a357">params</a>.Divisor);
02502 
02503         <font class="comment">// from mbuild, build an internal MRM mesh representation.</font>
02504         <font class="comment">// vbFlags returned is the VBuffer format supported by CMRMBuilder.</font>
02505         <font class="comment">// NB: skinning is removed because skinning is made in software in CMeshMRMGeom.</font>
02506         vbFlags= <a class="code" href="classNL3D_1_1CMRMBuilder.html#z631_7">buildMrmBaseMesh</a>(mbuild, baseMesh);
02507 
02508         <font class="comment">// Construct all blend shapes in the same way we have constructed the basemesh mrm</font>
02509         <a class="code" href="classNL3D_1_1CMRMBuilder.html#z630_0">buildBlendShapes</a> (baseMesh, bsList, vbFlags);
02510 
02511         <font class="comment">// If skinned, must ensure that skin weights have weights in ascending order.</font>
02512         <font class="keywordflow">if</font>(_Skinned)
02513         {
02514                 <a class="code" href="classNL3D_1_1CMRMBuilder.html#z631_9">normalizeBaseMeshSkin</a>(baseMesh);
02515         }
02516 
02517         <font class="comment">// from this baseMesh, builds all LODs of the MRM, with geomorph info. NB: vertices/wedges are duplicated.</font>
02518         <a class="code" href="classNL3D_1_1CMRMBuilder.html#z630_1">buildAllLods</a> (  baseMesh, lodMeshs, <a class="code" href="driver__opengl__extension__def_8h.html#a357">params</a>.NLods, <a class="code" href="driver__opengl__extension__def_8h.html#a357">params</a>.Divisor );
02519 
02520         <font class="comment">// From this array of LOD, build a finalMRM, by regrouping identical vertices/wedges, and compute index geomorphs.</font>
02521         <a class="code" href="classNL3D_1_1CMRMBuilder.html#z630_2">buildFinalMRM</a>(lodMeshs, finalMRM);
02522 
02523         <font class="comment">// From this finalMRM, build output: a CMeshBuildMRM.</font>
02524         <a class="code" href="classNL3D_1_1CMRMBuilder.html#z631_8">buildMeshBuildMrm</a>(finalMRM, mrmMesh, vbFlags, numMaxMaterial, mbuild);
02525 
02526         <font class="comment">// Copy degradation control params.</font>
02527         mrmMesh.DistanceFinest= <a class="code" href="driver__opengl__extension__def_8h.html#a357">params</a>.DistanceFinest;
02528         mrmMesh.DistanceMiddle= <a class="code" href="driver__opengl__extension__def_8h.html#a357">params</a>.DistanceMiddle;
02529         mrmMesh.DistanceCoarsest= <a class="code" href="driver__opengl__extension__def_8h.html#a357">params</a>.DistanceCoarsest;
02530 }
02531 
02532 
02533 <font class="comment">// ***************************************************************************</font>
02534 <font class="comment">// ***************************************************************************</font>
02535 <font class="comment">// MRM Interface system</font>
02536 <font class="comment">// ***************************************************************************</font>
02537 <font class="comment">// ***************************************************************************</font>
02538 
02539 <font class="comment">// ***************************************************************************</font>
<a name="l02540"></a><a class="code" href="classNL3D_1_1CMRMBuilder.html#z628_0">02540</a> <font class="keywordtype">bool</font>    CMRMBuilder::buildMRMSewingMeshes(<font class="keyword">const</font> CMesh::CMeshBuild &amp;mbuild, uint nWantedLods, uint divisor)
02541 {
02542         <a class="code" href="debug_8h.html#a6">nlassert</a>(nWantedLods&gt;=1);
02543         <a class="code" href="debug_8h.html#a6">nlassert</a>(divisor&gt;=1);
02544         <font class="keywordflow">if</font>(mbuild.Interfaces.size()==0)
02545                 <font class="keywordflow">return</font> <font class="keyword">false</font>;
02546         <font class="comment">// must have same size</font>
02547         <font class="keywordflow">if</font>(mbuild.InterfaceLinks.size()!=mbuild.Vertices.size())
02548                 <font class="keywordflow">return</font> <font class="keyword">false</font>;
02549 
02550         <font class="comment">// **** For each interface, MRM-ize it and store.</font>
02551         <a class="code" href="classNL3D_1_1CMRMBuilder.html#z628_2">_SewingMeshes</a>.resize(mbuild.Interfaces.size());
02552         <font class="keywordflow">for</font>(uint i=0;i&lt;mbuild.Interfaces.size();i++)
02553         {
02554                 <a class="code" href="classNL3D_1_1CMRMBuilder.html#z628_2">_SewingMeshes</a>[i].build(mbuild.Interfaces[i], nWantedLods, divisor);
02555         }
02556 
02557 
02558         <font class="keywordflow">return</font> <font class="keyword">true</font>;
02559 }
02560 
02561 
02562 } <font class="comment">// NL3D</font>
</pre></div>

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