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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>patchdlm_context.h</h1><a href="patchdlm__context_8h.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">#ifndef NL_PATCHDLM_CONTEXT_H</font> +00027 <font class="preprocessor"></font><font class="preprocessor">#define NL_PATCHDLM_CONTEXT_H</font> +00028 <font class="preprocessor"></font> +00029 <font class="preprocessor">#include "<a class="code" href="types__nl_8h.html">nel/misc/types_nl.h</a>"</font> +00030 <font class="preprocessor">#include "<a class="code" href="object__vector_8h.html">nel/misc/object_vector.h</a>"</font> +00031 <font class="preprocessor">#include "<a class="code" href="tess__list_8h.html">3d/tess_list.h</a>"</font> +00032 <font class="preprocessor">#include "<a class="code" href="bsphere_8h.html">nel/misc/bsphere.h</a>"</font> +00033 <font class="preprocessor">#include "<a class="code" href="aabbox_8h.html">nel/misc/aabbox.h</a>"</font> +00034 <font class="preprocessor">#include "<a class="code" href="rgba_8h.html">nel/misc/rgba.h</a>"</font> +00035 <font class="preprocessor">#include "<a class="code" href="landscape__def_8h.html">3d/landscape_def.h</a>"</font> +00036 +00037 +00038 <font class="keyword">namespace </font>NL3D +00039 { +00040 +00041 +00042 <font class="keyword">class </font>CPatch; +00043 <font class="keyword">class </font>CTextureDLM; +00044 <font class="keyword">class </font>CPointLight; +00045 <font class="keyword">class </font>CPatchDLMContextList; +00046 +00047 <font class="comment">// ***************************************************************************</font> +<a name="l00055"></a><a class="code" href="classNL3D_1_1CPatchDLMPointLight.html">00055</a> <font class="comment"></font><font class="keyword">class </font>CPatchDLMPointLight +00056 { +00057 <font class="keyword">public</font>: +00058 <font class="comment">// Diffuse Color of the Spot, pre-modulated with landscape PointLightDiffuseMaterial. 0..255</font> +<a name="l00059"></a><a class="code" href="classNL3D_1_1CPatchDLMPointLight.html#m0">00059</a> <font class="keywordtype">float</font> <a class="code" href="classNL3D_1_1CPatchDLMPointLight.html#m0">R</a>, <a class="code" href="classNL3D_1_1CPatchDLMPointLight.html#m1">G</a>, <a class="code" href="classNL3D_1_1CPatchDLMPointLight.html#m2">B</a>; +00060 <font class="comment">// Is this a spot? NB: if false, cosMin/cosMax are still well computed for correctLighting (cosMax=-1, cosMin= -2).</font> +<a name="l00061"></a><a class="code" href="classNL3D_1_1CPatchDLMPointLight.html#m3">00061</a> <font class="keywordtype">bool</font> <a class="code" href="classNL3D_1_1CPatchDLMPointLight.html#m3">IsSpot</a>; +00062 <font class="comment">// World Position of the spot</font> +<a name="l00063"></a><a class="code" href="classNL3D_1_1CPatchDLMPointLight.html#m4">00063</a> CVector <a class="code" href="classNL3D_1_1CPatchDLMPointLight.html#m4">Pos</a>; +00064 <font class="comment">// Direction of the spot, normalized</font> +<a name="l00065"></a><a class="code" href="classNL3D_1_1CPatchDLMPointLight.html#m5">00065</a> CVector <a class="code" href="classNL3D_1_1CPatchDLMPointLight.html#m5">Dir</a>; +00066 <font class="comment">// cosMax, where influence==1.</font> +<a name="l00067"></a><a class="code" href="classNL3D_1_1CPatchDLMPointLight.html#m6">00067</a> <font class="keywordtype">float</font> <a class="code" href="classNL3D_1_1CPatchDLMPointLight.html#m6">CosMax</a>; +00068 <font class="comment">// cosMin, where influence==0. NB: cosMax>cosMin (ie angleMax<angleMin)</font> +<a name="l00069"></a><a class="code" href="classNL3D_1_1CPatchDLMPointLight.html#m7">00069</a> <font class="keywordtype">float</font> <a class="code" href="classNL3D_1_1CPatchDLMPointLight.html#m7">CosMin</a>; +00070 <font class="comment">// 1.f / (cosMax-cosMin);</font> +<a name="l00071"></a><a class="code" href="classNL3D_1_1CPatchDLMPointLight.html#m8">00071</a> <font class="keywordtype">float</font> <a class="code" href="classNL3D_1_1CPatchDLMPointLight.html#m8">OOCosDelta</a>; +00072 <font class="comment">// Attenuation distance, where influence==0.</font> +<a name="l00073"></a><a class="code" href="classNL3D_1_1CPatchDLMPointLight.html#m9">00073</a> <font class="keywordtype">float</font> <a class="code" href="classNL3D_1_1CPatchDLMPointLight.html#m9">AttMax</a>; +00074 <font class="comment">// Attenuation distance, where influence==1. NB: attMax>attMin</font> +<a name="l00075"></a><a class="code" href="classNL3D_1_1CPatchDLMPointLight.html#m10">00075</a> <font class="keywordtype">float</font> <a class="code" href="classNL3D_1_1CPatchDLMPointLight.html#m10">AttMin</a>; +00076 <font class="comment">// 1.f / (attMin-attMax);</font> +<a name="l00077"></a><a class="code" href="classNL3D_1_1CPatchDLMPointLight.html#m11">00077</a> <font class="keywordtype">float</font> <a class="code" href="classNL3D_1_1CPatchDLMPointLight.html#m11">OOAttDelta</a>; +00078 +00079 +00080 <font class="comment">// The estimated sphere which englobe the light. NB: approximated for SpotLight</font> +<a name="l00081"></a><a class="code" href="classNL3D_1_1CPatchDLMPointLight.html#m12">00081</a> <a class="code" href="classNLMISC_1_1CBSphere.html">NLMISC::CBSphere</a> <a class="code" href="classNL3D_1_1CPatchDLMPointLight.html#m12">BSphere</a>; +00082 <font class="comment">// The BBox which englobe the light. NB: Sphere and Box are best fit to the light, ie bbox may not</font> +00083 <font class="comment">// englobe the sphere and vice versa</font> +<a name="l00084"></a><a class="code" href="classNL3D_1_1CPatchDLMPointLight.html#m13">00084</a> <a class="code" href="classNLMISC_1_1CAABBox.html">NLMISC::CAABBox</a> <a class="code" href="classNL3D_1_1CPatchDLMPointLight.html#m13">BBox</a>; +00085 +00086 +00087 <font class="keyword">public</font>: +00088 <font class="comment">// compile from a pointlight. NB: attenuation end is clamped to maxAttEnd (must be >0)</font> +00089 <font class="keywordtype">void</font> <a class="code" href="classNL3D_1_1CPatchDLMPointLight.html#a0">compile</a>(<font class="keyword">const</font> CPointLight &pl, <a class="code" href="classNLMISC_1_1CRGBA.html">NLMISC::CRGBA</a> landDiffMat, <font class="keywordtype">float</font> maxAttEnd= 30.f); +00090 }; +00091 +00092 +00093 <font class="comment">// ***************************************************************************</font> +<a name="l00100"></a><a class="code" href="classNL3D_1_1CPatchDLMContext.html">00100</a> <font class="comment"></font><font class="keyword">class </font>CPatchDLMContext : <font class="keyword">public</font> CTessNodeList +00101 { +00102 <font class="keyword">public</font>: +00103 +<a name="l00104"></a><a class="code" href="structNL3D_1_1CPatchDLMContext_1_1CVertex.html">00104</a> <font class="keyword">struct </font>CVertex +00105 { +<a name="l00106"></a><a class="code" href="structNL3D_1_1CPatchDLMContext_1_1CVertex.html#m0">00106</a> CVector <a class="code" href="structNL3D_1_1CPatchDLMContext_1_1CVertex.html#m0">Pos</a>; +<a name="l00107"></a><a class="code" href="structNL3D_1_1CPatchDLMContext_1_1CVertex.html#m1">00107</a> CVector <a class="code" href="structNL3D_1_1CPatchDLMContext_1_1CVertex.html#m1">Normal</a>; +00108 }; +00109 +<a name="l00111"></a><a class="code" href="classNL3D_1_1CPatchDLMContext.html#s4">00111</a> <font class="keyword">enum</font> <a class="code" href="classNL3D_1_1CPatchDLMContext.html#s4">TCompileType</a> {<a class="code" href="classNL3D_1_1CPatchDLMContext.html#s4s0">ModulateTileColor</a>=0, <a class="code" href="classNL3D_1_1CPatchDLMContext.html#s4s1">ModulateTextureFar</a>, <a class="code" href="classNL3D_1_1CPatchDLMContext.html#s4s2">ModulateConstant</a>, <a class="code" href="classNL3D_1_1CPatchDLMContext.html#s4s3">NoModulate</a>}; +00112 +00113 <font class="keyword">public</font>: +00114 +<a name="l00117"></a><a class="code" href="classNL3D_1_1CPatchDLMContext.html#m2">00117</a> uint <a class="code" href="classNL3D_1_1CPatchDLMContext.html#m0">TextPosX</a>, <a class="code" href="classNL3D_1_1CPatchDLMContext.html#m1">TextPosY</a>, <a class="code" href="classNL3D_1_1CPatchDLMContext.html#m2">Width</a>, <a class="code" href="classNL3D_1_1CPatchDLMContext.html#m3">Height</a>; +<a name="l00119"></a><a class="code" href="classNL3D_1_1CPatchDLMContext.html#m5">00119</a> <font class="keywordtype">float</font> <a class="code" href="classNL3D_1_1CPatchDLMContext.html#m4">DLMUScale</a>, <a class="code" href="classNL3D_1_1CPatchDLMContext.html#m5">DLMVScale</a>, <a class="code" href="classNL3D_1_1CPatchDLMContext.html#m6">DLMUBias</a>, <a class="code" href="classNL3D_1_1CPatchDLMContext.html#m7">DLMVBias</a>; +<a name="l00121"></a><a class="code" href="classNL3D_1_1CPatchDLMContext.html#m8">00121</a> uint8 <a class="code" href="classNL3D_1_1CPatchDLMContext.html#m8">MinU8</a>, <a class="code" href="classNL3D_1_1CPatchDLMContext.html#m9">MaxU8</a>; +<a name="l00122"></a><a class="code" href="classNL3D_1_1CPatchDLMContext.html#m10">00122</a> uint8 <a class="code" href="classNL3D_1_1CPatchDLMContext.html#m10">MinV8</a>, <a class="code" href="classNL3D_1_1CPatchDLMContext.html#m11">MaxV8</a>; +00123 +<a name="l00127"></a><a class="code" href="classNL3D_1_1CPatchDLMContext.html#m12">00127</a> uint <a class="code" href="classNL3D_1_1CPatchDLMContext.html#m12">OldPointLightCount</a>; +<a name="l00128"></a><a class="code" href="classNL3D_1_1CPatchDLMContext.html#m13">00128</a> uint <a class="code" href="classNL3D_1_1CPatchDLMContext.html#m13">CurPointLightCount</a>; +00129 +00130 +00131 <font class="keyword">public</font>: +00132 +00134 <a class="code" href="classNL3D_1_1CPatchDLMContext.html#a0">CPatchDLMContext</a>(); +00136 <a class="code" href="classNL3D_1_1CPatchDLMContext.html#a1">~CPatchDLMContext</a>(); +00137 +00143 <font class="keywordtype">bool</font> <a class="code" href="classNL3D_1_1CPatchDLMContext.html#a2">generate</a>(CPatch *patch, CTextureDLM *textureDLM, CPatchDLMContextList *ctxList); +00144 +00148 <font class="keywordtype">void</font> <a class="code" href="classNL3D_1_1CPatchDLMContext.html#a3">clearLighting</a>(); +00149 +00153 <font class="keywordtype">void</font> <a class="code" href="classNL3D_1_1CPatchDLMContext.html#a4">addPointLightInfluence</a>(<font class="keyword">const</font> CPatchDLMPointLight &pl); +00154 +00162 <font class="keywordtype">void</font> <a class="code" href="classNL3D_1_1CPatchDLMContext.html#a5">compileLighting</a>(<a class="code" href="classNL3D_1_1CPatchDLMContext.html#s4">TCompileType</a> compType, <a class="code" href="classNLMISC_1_1CRGBA.html">NLMISC::CRGBA</a> modulateCte= <a class="code" href="classNLMISC_1_1CRGBA.html#p7">NLMISC::CRGBA::White</a>); +00163 +<a name="l00164"></a><a class="code" href="classNL3D_1_1CPatchDLMContext.html#a6">00164</a> CPatch *<a class="code" href="classNL3D_1_1CPatchDLMContext.html#a6">getPatch</a>()<font class="keyword"> const </font>{<font class="keywordflow">return</font> <a class="code" href="classNL3D_1_1CPatchDLMContext.html#o0">_Patch</a>;} +00165 +00166 <font class="comment">// For Bench. Get the size in memory this class use.</font> +00167 uint <a class="code" href="classNL3D_1_1CPatchDLMContext.html#a7">getMemorySize</a>() <font class="keyword">const</font>; +00168 +00169 <font class="comment">// *************************</font> +00170 <font class="keyword">private</font>: +00171 +<a name="l00173"></a><a class="code" href="classNL3D_1_1CPatchDLMContext.html#o0">00173</a> CPatch *<a class="code" href="classNL3D_1_1CPatchDLMContext.html#o0">_Patch</a>; +<a name="l00175"></a><a class="code" href="classNL3D_1_1CPatchDLMContext.html#o1">00175</a> CTextureDLM *<a class="code" href="classNL3D_1_1CPatchDLMContext.html#o1">_DLMTexture</a>; +00176 <font class="comment">// The ctx list where this context is appened.</font> +<a name="l00177"></a><a class="code" href="classNL3D_1_1CPatchDLMContext.html#o2">00177</a> CPatchDLMContextList *<a class="code" href="classNL3D_1_1CPatchDLMContext.html#o2">_DLMContextList</a>; +00178 +<a name="l00180"></a><a class="code" href="classNL3D_1_1CPatchDLMContext.html#o3">00180</a> <a class="code" href="classNLMISC_1_1CObjectVector.html">NLMISC::CObjectVector<CVertex></a> <a class="code" href="classNL3D_1_1CPatchDLMContext.html#o3">_Vertices</a>; +00181 +<a name="l00183"></a><a class="code" href="classNL3D_1_1CPatchDLMContext.html#o4">00183</a> <a class="code" href="classNLMISC_1_1CObjectVector.html">NLMISC::CObjectVector<CRGBA></a> <a class="code" href="classNL3D_1_1CPatchDLMContext.html#o4">_LightMap</a>; +00184 +<a name="l00186"></a><a class="code" href="structNL3D_1_1CPatchDLMContext_1_1CCluster.html">00186</a> <font class="keyword">struct </font>CCluster +00187 { +00188 <font class="comment">// The bounding sphere of the cluster</font> +<a name="l00189"></a><a class="code" href="structNL3D_1_1CPatchDLMContext_1_1CCluster.html#m0">00189</a> <a class="code" href="classNLMISC_1_1CBSphere.html">NLMISC::CBSphere</a> <a class="code" href="structNL3D_1_1CPatchDLMContext_1_1CCluster.html#m0">BSphere</a>; +00190 <font class="comment">// If cluster not clipped, how many cluster to skip. NB: if NSkips==0, then it is a leaf cluster.</font> +<a name="l00191"></a><a class="code" href="structNL3D_1_1CPatchDLMContext_1_1CCluster.html#m1">00191</a> uint <a class="code" href="structNL3D_1_1CPatchDLMContext_1_1CCluster.html#m1">NSkips</a>; +00192 <font class="comment">// For leaf cluster: logical position of the cluster</font> +<a name="l00193"></a><a class="code" href="structNL3D_1_1CPatchDLMContext_1_1CCluster.html#m3">00193</a> uint16 <a class="code" href="structNL3D_1_1CPatchDLMContext_1_1CCluster.html#m2">X</a>, <a class="code" href="structNL3D_1_1CPatchDLMContext_1_1CCluster.html#m3">Y</a>; +00194 }; +00195 +<a name="l00197"></a><a class="code" href="classNL3D_1_1CPatchDLMContext.html#o5">00197</a> <a class="code" href="classNLMISC_1_1CObjectVector.html">NLMISC::CObjectVector<CCluster></a> <a class="code" href="classNL3D_1_1CPatchDLMContext.html#o5">_Clusters</a>; +00198 +00199 <font class="comment">// Tells if all _LightMap[] is all black.</font> +<a name="l00200"></a><a class="code" href="classNL3D_1_1CPatchDLMContext.html#o6">00200</a> <font class="keywordtype">bool</font> <a class="code" href="classNL3D_1_1CPatchDLMContext.html#o6">_IsSrcTextureFullBlack</a>; +00201 <font class="comment">// Tells if all dst texture in _DLMTexture is black.</font> +<a name="l00202"></a><a class="code" href="classNL3D_1_1CPatchDLMContext.html#o7">00202</a> <font class="keywordtype">bool</font> <a class="code" href="classNL3D_1_1CPatchDLMContext.html#o7">_IsDstTextureFullBlack</a>; +00203 +00204 +00205 <font class="comment">// If resolution of the lightmap is every 2x2 tiles, must bkup tileColors.</font> +00206 <font class="preprocessor">#ifndef NL_DLM_TILE_RES</font> +00207 <font class="preprocessor"></font> <font class="comment">// The tileColors at resolution of tessBlock</font> +<a name="l00208"></a><a class="code" href="classNL3D_1_1CPatchDLMContext.html#o8">00208</a> <a class="code" href="classNLMISC_1_1CObjectVector.html">NLMISC::CObjectVector<uint16, false></a> <a class="code" href="classNL3D_1_1CPatchDLMContext.html#o8">_LowResTileColors</a>; +00209 <font class="preprocessor">#endif</font> +00210 <font class="preprocessor"></font> +00211 +<a name="l00215"></a><a class="code" href="classNL3D_1_1CPatchDLMContext.html#o9">00215</a> <a class="code" href="classNLMISC_1_1CObjectVector.html">NLMISC::CObjectVector<CRGBA></a> <a class="code" href="classNL3D_1_1CPatchDLMContext.html#o9">_TextureFar</a>; +00216 +00217 +00218 <font class="keyword">private</font>: +00219 +00220 <font class="comment">// called at generate.</font> +00221 <font class="keywordtype">void</font> <a class="code" href="classNL3D_1_1CPatchDLMContext.html#c0">computeTextureFar</a>(); +00222 +00223 <font class="comment">// Tile at 2x2 resolution method</font> +00224 <font class="keyword">static</font> <font class="keyword">const</font> CRGBA *<a class="code" href="classNL3D_1_1CPatchDLMContext.html#f0">computeTileFarSrcDeltas</a>(sint nRot, <font class="keywordtype">bool</font> is256x256, uint8 uvOff, <font class="keyword">const</font> CRGBA *srcPixel, sint &srcDeltaX, sint &srcDeltaY); +00225 <font class="keyword">static</font> <font class="keywordtype">void</font> <a class="code" href="classNL3D_1_1CPatchDLMContext.html#f1">copyTileToTexture</a>(<font class="keyword">const</font> CRGBA *srcPixel, sint srcDeltaX, sint srcDeltaY, CRGBA *dstPixel, uint dstStride); +00226 <font class="keyword">static</font> <font class="keywordtype">void</font> <a class="code" href="classNL3D_1_1CPatchDLMContext.html#f2">blendTileToTexture</a>(<font class="keyword">const</font> CRGBA *srcPixel, sint srcDeltaX, sint srcDeltaY, CRGBA *dstPixel, uint dstStride); +00227 +00228 }; +00229 +00230 +00231 <font class="comment">// ***************************************************************************</font> +<a name="l00233"></a><a class="code" href="classNL3D_1_1CPatchDLMContextList.html">00233</a> <font class="comment">class CPatchDLMContextList : public CTessList<CPatchDLMContext></font> +00234 { +00235 }; +00236 +00237 +00238 +00239 } <font class="comment">// NL3D</font> +00240 +00241 +00242 <font class="preprocessor">#endif // NL_PATCHDLM_CONTEXT_H</font> +00243 <font class="preprocessor"></font> +00244 <font class="comment">/* End of patchdlm_context.h */</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> |