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class="qindex" href="pages.html">Related Pages</a> <a class="qindexRef" doxygen="_cgi:http://www.nevrax.org/cgi-bin/nel-search.cgi" href="http://www.nevrax.org/cgi-bin/nel-search.cgi">Search</a> </center> +<hr><h1>ig_surface_light_build.cpp</h1><a href="ig__surface__light__build_8cpp.html">Go to the documentation of this file.</a><div class="fragment"><pre>00001 +00007 <font class="comment">/* Copyright, 2000-2002 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="ig__surface__light__build_8h.html">3d/ig_surface_light_build.h</a>"</font> +00029 +00030 +00031 <font class="keyword">using</font> <font class="keyword">namespace </font>NLMISC; +00032 <font class="keyword">using</font> <font class="keyword">namespace </font>std; +00033 +00034 <font class="keyword">namespace </font>NL3D +00035 { +00036 +00037 +00038 <font class="comment">// ***************************************************************************</font> +<a name="l00039"></a><a class="code" href="classNL3D_1_1CIGSurfaceLightBuild.html#a0">00039</a> <font class="keywordtype">void</font> CIGSurfaceLightBuild::buildSunDebugMesh(CMesh::CMeshBuild &meshBuild, +00040 CMeshBase::CMeshBaseBuild &meshBaseBuild, <font class="keyword">const</font> CVector &deltaPos) +00041 { +00042 <a class="code" href="namespaceNLMISC.html#a222">contReset</a>(meshBuild); +00043 <a class="code" href="namespaceNLMISC.html#a222">contReset</a>(meshBaseBuild); +00044 meshBaseBuild.Materials.resize(1); +00045 meshBaseBuild.Materials[0].initUnlit(); +00046 meshBaseBuild.Materials[0].setBlend(<font class="keyword">true</font>); +00047 meshBaseBuild.Materials[0].setBlendFunc(CMaterial::srcalpha, CMaterial::invsrcalpha); +00048 +00049 meshBuild.VertexFlags= CVertexBuffer::PositionFlag | CVertexBuffer::PrimaryColorFlag; +00050 +00051 <font class="comment">// For all grids.</font> +00052 <a class="code" href="classNL3D_1_1CIGSurfaceLightBuild.html#s1">ItRetrieverGridMap</a> it; +00053 <font class="keywordflow">for</font>(it= <a class="code" href="classNL3D_1_1CIGSurfaceLightBuild.html#m1">RetrieverGridMap</a>.begin(); it!= <a class="code" href="classNL3D_1_1CIGSurfaceLightBuild.html#m1">RetrieverGridMap</a>.end(); it++) +00054 { +00055 <font class="keywordflow">for</font>(uint iSurf= 0; iSurf<it->second.Grids.size(); iSurf++) +00056 { +00057 CSurface &surface= it->second.Grids[iSurf]; +00058 +00059 <font class="comment">// Resize vector and faces.</font> +00060 uint wVert= surface.Width; +00061 uint hVert= surface.Height; +00062 uint wCell= wVert-1; +00063 uint hCell= hVert-1; +00064 uint vId0= meshBuild.Vertices.size(); +00065 <font class="comment">// Allocate vertices / colors</font> +00066 meshBuild.Vertices.resize(vId0 + wVert*hVert); +00067 vector<CRGBA> colors; +00068 colors.resize(wVert*hVert); +00069 <font class="comment">// Allocate enough space for faces.</font> +00070 meshBuild.Faces.reserve(meshBuild.Faces.size() + wCell*hCell *2); +00071 +00072 <font class="comment">// Build vertices pos and colors.</font> +00073 uint <a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a>, <a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a>; +00074 <font class="keywordflow">for</font>(<a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a>=0;<a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a><hVert; <a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a>++) +00075 { +00076 <font class="keywordflow">for</font>(<a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a>=0;<a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a><wVert; <a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a>++) +00077 { +00078 uint vId= <a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a>*wVert + <a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a>; +00079 <font class="comment">// Copy Pos.</font> +00080 meshBuild.Vertices[vId0 + vId]= surface.Cells[vId].CenterPos + deltaPos; +00081 <font class="comment">// Copy Color.</font> +00082 uint8 col= surface.Cells[vId].SunContribution; +00083 colors[vId].set(col, col, col, 128); +00084 <font class="comment">// Force Blue color, to simulate ambiant.</font> +00085 colors[vId].B= 128 + colors[vId].B/2; +00086 <font class="comment">// OutSurface => green is 128.</font> +00087 <font class="keywordflow">if</font>(!surface.Cells[vId].InSurface) +00088 colors[vId].G= 128; +00089 +00090 } +00091 } +00092 +00093 <font class="comment">// Build faces</font> +00094 <font class="keywordflow">for</font>(<a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a>=0;<a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a><hCell; <a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a>++) +00095 { +00096 <font class="keywordflow">for</font>(<a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a>=0;<a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a><wCell; <a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a>++) +00097 { +00098 uint v00= <a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a>*wVert + <a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a>; +00099 uint v10= <a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a>*wVert + <a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a>+1; +00100 uint v01= (<a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a>+1)*wVert + <a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a>; +00101 uint v11= (<a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a>+1)*wVert + <a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a>+1; +00102 +00103 <font class="comment">// Skip this cell??</font> +00104 <font class="keywordtype">bool</font> skip= <font class="keyword">false</font>; +00105 <font class="keywordflow">if</font>(!surface.Cells[v00].InSurface && !surface.Cells[v00].Dilated) skip= <font class="keyword">true</font>; +00106 <font class="keywordflow">if</font>(!surface.Cells[v10].InSurface && !surface.Cells[v10].Dilated) skip= <font class="keyword">true</font>; +00107 <font class="keywordflow">if</font>(!surface.Cells[v01].InSurface && !surface.Cells[v01].Dilated) skip= <font class="keyword">true</font>; +00108 <font class="keywordflow">if</font>(!surface.Cells[v11].InSurface && !surface.Cells[v11].Dilated) skip= <font class="keyword">true</font>; +00109 +00110 +00111 <font class="keywordflow">if</font>(!skip) +00112 { +00113 <font class="comment">// 1st triangle.</font> +00114 CMesh::CFace face0; +00115 face0.MaterialId= 0; +00116 face0.Corner[0].Vertex= vId0+ v00; +00117 face0.Corner[0].Color= colors[v00]; +00118 face0.Corner[1].Vertex= vId0+ v10; +00119 face0.Corner[1].Color= colors[v10]; +00120 face0.Corner[2].Vertex= vId0+ v01; +00121 face0.Corner[2].Color= colors[v01]; +00122 +00123 <font class="comment">// 2nd triangle.</font> +00124 CMesh::CFace face1; +00125 face1.MaterialId= 0; +00126 face1.Corner[0].Vertex= vId0+ v10; +00127 face1.Corner[0].Color= colors[v10]; +00128 face1.Corner[1].Vertex= vId0+ v11; +00129 face1.Corner[1].Color= colors[v11]; +00130 face1.Corner[2].Vertex= vId0+ v01; +00131 face1.Corner[2].Color= colors[v01]; +00132 +00133 <font class="comment">// Add 2 triangles</font> +00134 meshBuild.Faces.push_back(face0); +00135 meshBuild.Faces.push_back(face1); +00136 } +00137 } +00138 } +00139 +00140 +00141 } +00142 } +00143 +00144 +00145 } +00146 +00147 +00148 +00149 } <font class="comment">// NL3D</font> +</pre></div> + +<!-- footer --> +<BR><FONT Size=+5> </FONT> +</TD> +<TD WIDTH=15><IMG SRC=http://www.nevrax.org/inc/img/pixel.gif WIDTH=15 HEIGHT=15 BORDER=0 ALT=""></TD> +</TR> +</TABLE> +</BODY> +</HTML> |