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<hr><h1>ig_surface_light.cpp</h1><a href="ig__surface__light_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_8h.html">3d/ig_surface_light.h</a>"</font>
00029
00030
00031 <font class="keyword">namespace </font>NL3D
00032 {
00033
00034 <font class="comment">// ***************************************************************************</font>
<a name="l00035"></a><a class="code" href="classNL3D_1_1CIGSurfaceLight.html#a0">00035</a> CIGSurfaceLight::CIGSurfaceLight()
00036 {
00037 <a class="code" href="classNL3D_1_1CIGSurfaceLight.html#o0">_Owner</a>= NULL;
00038 <a class="code" href="classNL3D_1_1CIGSurfaceLight.html#o1">_CellSize</a>= 1;
00039 <a class="code" href="classNL3D_1_1CIGSurfaceLight.html#o2">_OOCellSize</a>= 1;
00040 }
00041
00042 <font class="comment">// ***************************************************************************</font>
<a name="l00043"></a><a class="code" href="classNL3D_1_1CIGSurfaceLight.html#a1">00043</a> <font class="keywordtype">void</font> CIGSurfaceLight::setOwner(CInstanceGroup *owner)
00044 {
00045 <a class="code" href="debug_8h.html#a6">nlassert</a>(owner!=NULL);
00046 <a class="code" href="classNL3D_1_1CIGSurfaceLight.html#o0">_Owner</a>= owner;
00047 }
00048
00049 <font class="comment">// ***************************************************************************</font>
<a name="l00050"></a><a class="code" href="classNL3D_1_1CIGSurfaceLight.html#a2">00050</a> <font class="keywordtype">void</font> CIGSurfaceLight::build(<font class="keyword">const</font> TRetrieverGridMap &retrieverGridMap, <font class="keywordtype">float</font> cellSize,
00051 <font class="keyword">const</font> std::vector<uint> &plRemap)
00052 {
00053 <a class="code" href="classNL3D_1_1CIGSurfaceLight.html#o3">_RetrieverGridMap</a>= retrieverGridMap;
00054 <a class="code" href="debug_8h.html#a6">nlassert</a>(cellSize>0);
00055 <a class="code" href="classNL3D_1_1CIGSurfaceLight.html#o1">_CellSize</a>= cellSize;
00056 <a class="code" href="classNL3D_1_1CIGSurfaceLight.html#o2">_OOCellSize</a>= 1.f/<a class="code" href="classNL3D_1_1CIGSurfaceLight.html#o1">_CellSize</a>;
00057
00058 <font class="comment">// remap indices.</font>
00059 <a class="code" href="classNL3D_1_1CIGSurfaceLight.html#s1">ItRetrieverGridMap</a> it;
00060 <font class="keywordflow">for</font>(it= <a class="code" href="classNL3D_1_1CIGSurfaceLight.html#o3">_RetrieverGridMap</a>.begin(); it!=<a class="code" href="classNL3D_1_1CIGSurfaceLight.html#o3">_RetrieverGridMap</a>.end(); it++)
00061 {
00062 <font class="comment">// For all grids of this retriever</font>
00063 <font class="keywordflow">for</font>(uint iGrid= 0; iGrid<it->second.Grids.size(); iGrid++)
00064 {
00065 <a class="code" href="classNL3D_1_1CIGSurfaceLight.html#l0">CSurfaceLightGrid</a> &grid= it->second.Grids[iGrid];
00066
00067 <font class="comment">// For all cells of this grid.</font>
00068 <font class="keywordflow">for</font>(uint iCell= 0; iCell<grid.Cells.size(); iCell++)
00069 {
00070 CSurfaceLightGrid::CCellCorner &cell= grid.Cells[iCell];
00071
00072 <font class="comment">// For all point light id.</font>
00073 <font class="keywordflow">for</font>(uint lid= 0; lid<CSurfaceLightGrid::NumLightPerCorner; lid++)
00074 {
00075 <font class="keywordflow">if</font>(cell.Light[lid] == 0xFF)
00076 <font class="keywordflow">break</font>;
00077 <font class="keywordflow">else</font>
00078 cell.Light[lid]= plRemap[cell.Light[lid]];
00079 }
00080
00081 <font class="comment">// remap ambient light</font>
00082 <font class="keywordflow">if</font>(cell.LocalAmbientId!=0xFF)
00083 cell.LocalAmbientId= plRemap[cell.LocalAmbientId];
00084 }
00085 }
00086 }
00087 }
00088
00089 <font class="comment">// ***************************************************************************</font>
<a name="l00090"></a><a class="code" href="classNL3D_1_1CIGSurfaceLight.html#a3">00090</a> <font class="keywordtype">void</font> CIGSurfaceLight::clear()
00091 {
00092 <a class="code" href="classNL3D_1_1CIGSurfaceLight.html#o3">_RetrieverGridMap</a>.clear();
00093 <a class="code" href="classNL3D_1_1CIGSurfaceLight.html#o1">_CellSize</a>= 1;
00094 <a class="code" href="classNL3D_1_1CIGSurfaceLight.html#o2">_OOCellSize</a>= 1;
00095 }
00096
00097 <font class="comment">// ***************************************************************************</font>
<a name="l00098"></a><a class="code" href="classNL3D_1_1CIGSurfaceLight.html#a4">00098</a> <font class="keywordtype">void</font> CIGSurfaceLight::serial(<a class="code" href="classNLMISC_1_1IStream.html">NLMISC::IStream</a> &f)
00099 {
00100 (void)f.<a class="code" href="classNLMISC_1_1IStream.html#a29">serialVersion</a>(0);
00101
00102 f.<a class="code" href="classNLMISC_1_1IStream.html#a5">serial</a>(<a class="code" href="classNL3D_1_1CIGSurfaceLight.html#o1">_CellSize</a>);
00103 f.<a class="code" href="classNLMISC_1_1IStream.html#a5">serial</a>(<a class="code" href="classNL3D_1_1CIGSurfaceLight.html#o2">_OOCellSize</a>);
00104 f.<a class="code" href="classNLMISC_1_1IStream.html#a7">serialCont</a>(<a class="code" href="classNL3D_1_1CIGSurfaceLight.html#o3">_RetrieverGridMap</a>);
00105 }
00106
00107 <font class="comment">// ***************************************************************************</font>
<a name="l00108"></a><a class="code" href="classNL3D_1_1CIGSurfaceLight.html#a5">00108</a> <font class="keywordtype">bool</font> CIGSurfaceLight::getStaticLightSetup(<font class="keyword">const</font> std::string &retrieverIdentifier, sint surfaceId, <font class="keyword">const</font> CVector &localPos,
00109 std::vector<CPointLightInfluence> &pointLightList, uint8 &sunContribution, <a class="code" href="classNLMISC_1_1CRGBA.html">NLMISC::CRGBA</a> &localAmbient)
00110 {
00111 <a class="code" href="debug_8h.html#a6">nlassert</a>(<a class="code" href="classNL3D_1_1CIGSurfaceLight.html#o0">_Owner</a>);
00112
00113 <font class="comment">// default</font>
00114 sunContribution= 255;
00115 localAmbient.<a class="code" href="classNLMISC_1_1CRGBA.html#a10">set</a>(0,0,0,0);
00116
00117 <a class="code" href="classNL3D_1_1CIGSurfaceLight.html#s1">ItRetrieverGridMap</a> it;
00118 it= <a class="code" href="classNL3D_1_1CIGSurfaceLight.html#o3">_RetrieverGridMap</a>.find(retrieverIdentifier);
00119 <font class="comment">// If bad ident</font>
00120 <font class="keywordflow">if</font>(it==<a class="code" href="classNL3D_1_1CIGSurfaceLight.html#o3">_RetrieverGridMap</a>.end())
00121 <font class="keywordflow">return</font> <font class="keyword">false</font>;
00122 CRetrieverLightGrid &rlg= it->second;
00123 <font class="comment">// if bad surfaceId</font>
00124 <font class="keywordflow">if</font>(surfaceId<0 || surfaceId>= (sint)rlg.Grids.size())
00125 <font class="keywordflow">return</font> <font class="keyword">false</font>;
00126
00127 <font class="comment">// Else, ok, get it.</font>
00128 rlg.Grids[surfaceId].getStaticLightSetup(localPos, pointLightList, sunContribution, *<font class="keyword">this</font>, localAmbient);
00129 <font class="keywordflow">return</font> <font class="keyword">true</font>;
00130 }
00131
00132
00133
00134
00135 } <font class="comment">// NL3D</font>
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