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<hr><h1>driver_opengl_vertex_program.cpp</h1><a href="driver__opengl__vertex__program_8cpp.html">Go to the documentation of this file.</a><div class="fragment"><pre>00001 
00009 <font class="comment">/* Copyright, 2000 Nevrax Ltd.</font>
00010 <font class="comment"> *</font>
00011 <font class="comment"> * This file is part of NEVRAX NEL.</font>
00012 <font class="comment"> * NEVRAX NEL is free software; you can redistribute it and/or modify</font>
00013 <font class="comment"> * it under the terms of the GNU General Public License as published by</font>
00014 <font class="comment"> * the Free Software Foundation; either version 2, or (at your option)</font>
00015 <font class="comment"> * any later version.</font>
00016 <font class="comment"></font>
00017 <font class="comment"> * NEVRAX NEL is distributed in the hope that it will be useful, but</font>
00018 <font class="comment"> * WITHOUT ANY WARRANTY; without even the implied warranty of</font>
00019 <font class="comment"> * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU</font>
00020 <font class="comment"> * General Public License for more details.</font>
00021 <font class="comment"></font>
00022 <font class="comment"> * You should have received a copy of the GNU General Public License</font>
00023 <font class="comment"> * along with NEVRAX NEL; see the file COPYING. If not, write to the</font>
00024 <font class="comment"> * Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston,</font>
00025 <font class="comment"> * MA 02111-1307, USA.</font>
00026 <font class="comment"> */</font>
00027 
00028 <font class="preprocessor">#include "<a class="code" href="stdopengl_8h.html">stdopengl.h</a>"</font>
00029 
00030 <font class="preprocessor">#include "<a class="code" href="3d_2primitive__block_8h.html">3d/primitive_block.h</a>"</font>
00031 <font class="preprocessor">#include "<a class="code" href="vertex__program_8h.html">3d/vertex_program.h</a>"</font>
00032 <font class="preprocessor">#include "<a class="code" href="vertex__program__parse_8h.html">3d/vertex_program_parse.h</a>"</font>
00033 <font class="preprocessor">#include &lt;algorithm&gt;</font>
00034 
00035 
00036 <font class="keyword">using</font> <font class="keyword">namespace </font>std;
00037 <font class="keyword">using</font> <font class="keyword">namespace </font>NLMISC;
00038 
00039  
00040 <font class="keyword">namespace </font>NL3D
00041 {
00042 
00043 <font class="comment">// ***************************************************************************</font>
<a name="l00044"></a><a class="code" href="classNL3D_1_1CVertexProgamDrvInfosGL.html#a0">00044</a> CVertexProgamDrvInfosGL::CVertexProgamDrvInfosGL (CDriverGL *drv, <a class="code" href="namespaceNL3D.html#a297">ItVtxPrgDrvInfoPtrList</a> it) : IVertexProgramDrvInfos (drv, it) 
00045 {
00046         <font class="comment">// Extension must exist</font>
00047         <a class="code" href="debug_8h.html#a6">nlassert</a> (drv-&gt;_Extensions.NVVertexProgram
00048                       || drv-&gt;_Extensions.EXTVertexShader
00049                      );
00050 
00051         <font class="keywordflow">if</font> (drv-&gt;_Extensions.NVVertexProgram) <font class="comment">// nvidia implemntation</font>
00052         {       
00053                 <font class="comment">// Generate a program</font>
00054                 <a class="code" href="driver__opengl__extension_8h.html#a57">nglGenProgramsNV</a> (1, &amp;<a class="code" href="classNL3D_1_1CVertexProgamDrvInfosGL.html#m0">ID</a>);
00055         }
00056         <font class="keywordflow">else</font>
00057         {
00058                 <a class="code" href="classNL3D_1_1CVertexProgamDrvInfosGL.html#m0">ID</a> = <a class="code" href="driver__opengl__extension_8h.html#a119">nglGenVertexShadersEXT</a>(1);
00059         }
00060 }
00061 
00062 
00063 <font class="comment">// ***************************************************************************</font>
<a name="l00064"></a><a class="code" href="classNL3D_1_1CDriverGL.html#z413_0">00064</a> <font class="keywordtype">bool</font> CDriverGL::isVertexProgramSupported ()<font class="keyword"> const</font>
00065 <font class="keyword"></font>{       
00066         <font class="keywordflow">return</font> <a class="code" href="classNL3D_1_1CDriverGL.html#z403_0">_Extensions</a>.NVVertexProgram || <a class="code" href="classNL3D_1_1CDriverGL.html#z403_0">_Extensions</a>.EXTVertexShader;
00067 }
00068 
00069 <font class="comment">// ***************************************************************************</font>
<a name="l00070"></a><a class="code" href="classNL3D_1_1CDriverGL.html#z413_1">00070</a> <font class="keywordtype">bool</font> CDriverGL::isVertexProgramEmulated ()<font class="keyword"> const</font>
00071 <font class="keyword"></font>{
00072         <font class="keywordflow">return</font> <a class="code" href="classNL3D_1_1CDriverGL.html#z403_0">_Extensions</a>.NVVertexProgramEmulated;
00073 }
00074 
00075 
00076 
00077 <font class="comment">// ***************************************************************************</font>
<a name="l00078"></a><a class="code" href="classNL3D_1_1CDriverGL.html#z414_0">00078</a> <font class="keywordtype">bool</font> CDriverGL::activeNVVertexProgram (CVertexProgram *<a class="code" href="driver__opengl__extension__def_8h.html#a360">program</a>)
00079 {
00080         <font class="comment">// Setup or unsetup ?</font>
00081         <font class="keywordflow">if</font> (program)
00082         {
00083                 <font class="comment">// Enable vertex program</font>
00084                 glEnable (<a class="code" href="driver__opengl__extension__def_8h.html#a1">GL_VERTEX_PROGRAM_NV</a>);
00085                 <a class="code" href="classNL3D_1_1CDriverGL.html#o24">_VertexProgramEnabled</a>= <font class="keyword">true</font>;
00086 
00087 
00088                 <font class="comment">// Driver info</font>
00089                 <a class="code" href="classNL3D_1_1CDriverGL.html#l1">CVertexProgamDrvInfosGL</a> *drvInfo;
00090 
00091                 <font class="comment">// Program setuped ?</font>
00092                 <font class="keywordflow">if</font> (<a class="code" href="driver__opengl__extension__def_8h.html#a360">program</a>-&gt;_DrvInfo==NULL)
00093                 {
00097                         <a class="code" href="classCVPParser.html">CVPParser</a> parser;
00098                         <a class="code" href="classCVPParser.html#s0">CVPParser::TProgram</a> parsedProgram;
00099                         std::string errorOutput;
00100                         <font class="keywordtype">bool</font> result = parser.<a class="code" href="classCVPParser.html#a0">parse</a>(<a class="code" href="driver__opengl__extension__def_8h.html#a360">program</a>-&gt;getProgram().c_str(), parsedProgram, errorOutput);
00101                         <font class="keywordflow">if</font> (!result)
00102                         {
00103                                 <a class="code" href="debug_8h.html#a2">nlwarning</a>(<font class="stringliteral">"Unable to parse a vertex program :"</font>);
00104                                 <a class="code" href="debug_8h.html#a2">nlwarning</a>(errorOutput.c_str());
00105 <font class="preprocessor">                                #ifdef NL_DEBUG</font>
00106 <font class="preprocessor"></font>                                        <a class="code" href="debug_8h.html#a6">nlassert</a>(0);
00107 <font class="preprocessor">                                #endif</font>
00108 <font class="preprocessor"></font>                                <font class="keywordflow">return</font> <font class="keyword">false</font>;
00109                         }
00110 
00111                         <font class="comment">// Insert into driver list. (so it is deleted when driver is deleted).</font>
00112                         <a class="code" href="namespaceNL3D.html#a297">ItVtxPrgDrvInfoPtrList</a>  it= <a class="code" href="classNL3D_1_1IDriver.html#n5">_VtxPrgDrvInfos</a>.insert(<a class="code" href="classNL3D_1_1IDriver.html#n5">_VtxPrgDrvInfos</a>.end());
00113 
00114                         <font class="comment">// Create a driver info</font>
00115                         *it = drvInfo = <font class="keyword">new</font> <a class="code" href="classNL3D_1_1CDriverGL.html#l1">CVertexProgamDrvInfosGL</a> (<font class="keyword">this</font>, it);
00116 
00117                         <font class="comment">// Set the pointer</font>
00118                         <a class="code" href="driver__opengl__extension__def_8h.html#a360">program</a>-&gt;_DrvInfo=drvInfo;                                              
00119 
00120                         <font class="comment">// Compile the program</font>
00121                         <a class="code" href="driver__opengl__extension_8h.html#a68">nglLoadProgramNV</a> (<a class="code" href="driver__opengl__extension__def_8h.html#a1">GL_VERTEX_PROGRAM_NV</a>, drvInfo-&gt;ID, <a class="code" href="driver__opengl__extension__def_8h.html#a360">program</a>-&gt;getProgram().length(), (<font class="keyword">const</font> GLubyte*)<a class="code" href="driver__opengl__extension__def_8h.html#a360">program</a>-&gt;getProgram().c_str());
00122 
00123                         <font class="comment">// Get loading error code</font>
00124                         GLint errorOff;
00125                         glGetIntegerv (<a class="code" href="driver__opengl__extension__def_8h.html#a35">GL_PROGRAM_ERROR_POSITION_NV</a>, &amp;errorOff);
00126 
00127                         <font class="comment">// Compilation error ?</font>
00128                         <font class="keywordflow">if</font> (errorOff&gt;=0)
00129                         {
00130                                 <font class="comment">// String length</font>
00131                                 uint length = <a class="code" href="driver__opengl__extension__def_8h.html#a360">program</a>-&gt;getProgram ().length();
00132                                 <font class="keyword">const</font> <font class="keywordtype">char</font>* sString= <a class="code" href="driver__opengl__extension__def_8h.html#a360">program</a>-&gt;getProgram ().c_str();
00133 
00134                                 <font class="comment">// Line count and char count</font>
00135                                 uint line=1;
00136                                 uint charC=1;
00137 
00138                                 <font class="comment">// Find the line</font>
00139                                 uint <a class="code" href="driver__opengl__extension__def_8h.html#a378">offset</a>=0;
00140                                 <font class="keywordflow">while</font> ((<a class="code" href="driver__opengl__extension__def_8h.html#a378">offset</a>&lt;length)&amp;&amp;(<a class="code" href="driver__opengl__extension__def_8h.html#a378">offset</a>&lt;(uint)errorOff))
00141                                 {
00142                                         <font class="keywordflow">if</font> (sString[<a class="code" href="driver__opengl__extension__def_8h.html#a378">offset</a>]==<font class="charliteral">'\n'</font>)
00143                                         {
00144                                                 line++;
00145                                                 charC=1;
00146                                         }
00147                                         <font class="keywordflow">else</font>
00148                                                 charC++;
00149 
00150                                         <font class="comment">// Next character</font>
00151                                         <a class="code" href="driver__opengl__extension__def_8h.html#a378">offset</a>++;
00152                                 }
00153 
00154                                 <font class="comment">// Show the error</font>
00155                                 <a class="code" href="debug_8h.html#a1">nlinfo</a> (<font class="stringliteral">"Vertex program syntax error line %d character %d\n"</font>, line, charC);
00156 
00157                                 <font class="comment">// Disable vertex program</font>
00158                                 glDisable (<a class="code" href="driver__opengl__extension__def_8h.html#a1">GL_VERTEX_PROGRAM_NV</a>);
00159                                 <a class="code" href="classNL3D_1_1CDriverGL.html#o24">_VertexProgramEnabled</a>= <font class="keyword">false</font>;
00160 
00161                                 <font class="comment">// Setup not ok</font>
00162                                 <font class="keywordflow">return</font> <font class="keyword">false</font>;
00163                         }
00164 
00165                         <font class="comment">// Setup ok</font>
00166                         <font class="keywordflow">return</font> <font class="keyword">true</font>;
00167                 }
00168                 <font class="keywordflow">else</font>
00169                 {
00170                         <font class="comment">// Cast the driver info pointer</font>
00171                         drvInfo=safe_cast&lt;CVertexProgamDrvInfosGL*&gt;((<a class="code" href="classNL3D_1_1IDriver.html#l4">IVertexProgramDrvInfos</a>*)<a class="code" href="driver__opengl__extension__def_8h.html#a360">program</a>-&gt;_DrvInfo);
00172                 }
00173 
00174                 <font class="comment">// Setup this program</font>
00175                 <a class="code" href="driver__opengl__extension_8h.html#a54">nglBindProgramNV</a> (<a class="code" href="driver__opengl__extension__def_8h.html#a1">GL_VERTEX_PROGRAM_NV</a>, drvInfo-&gt;ID);
00176                 <a class="code" href="classNL3D_1_1CDriverGL.html#o26">_LastSetuppedVP</a> = <a class="code" href="driver__opengl__extension__def_8h.html#a360">program</a>;
00177 
00178                 <font class="comment">// Ok</font>
00179                 <font class="keywordflow">return</font> <font class="keyword">true</font>;
00180         }
00181         <font class="keywordflow">else</font> <font class="comment">// Unsetup</font>
00182         {
00183                 <font class="comment">// Disable vertex program</font>
00184                 glDisable (<a class="code" href="driver__opengl__extension__def_8h.html#a1">GL_VERTEX_PROGRAM_NV</a>);
00185                 <a class="code" href="classNL3D_1_1CDriverGL.html#o24">_VertexProgramEnabled</a>= <font class="keyword">false</font>;
00186                 <font class="comment">// Ok</font>
00187                 <font class="keywordflow">return</font> <font class="keyword">true</font>;
00188         }
00189 }
00190 
00191 
00192 <font class="comment">// ***************************************************************************</font>
00193 <font class="keyword">static</font> 
00194 <font class="keyword">inline</font> GLenum <a class="code" href="namespaceNL3D.html#a355">convSwizzleToGLFormat</a>(<a class="code" href="structCVPSwizzle.html#s4">CVPSwizzle::EComp</a> comp, <font class="keywordtype">bool</font> negate)
00195 {
00196         <font class="keywordflow">if</font> (!negate)
00197         {
00198                 <font class="keywordflow">switch</font>(comp)
00199                 {
00200                         <font class="keywordflow">case</font> <a class="code" href="structCVPSwizzle.html#s4s0">CVPSwizzle::X</a>: <font class="keywordflow">return</font> <a class="code" href="driver__opengl__extension__def_8h.html#a316">GL_X_EXT</a>;
00201                         <font class="keywordflow">case</font> <a class="code" href="structCVPSwizzle.html#s4s1">CVPSwizzle::Y</a>: <font class="keywordflow">return</font> <a class="code" href="driver__opengl__extension__def_8h.html#a317">GL_Y_EXT</a>;
00202                         <font class="keywordflow">case</font> <a class="code" href="structCVPSwizzle.html#s4s2">CVPSwizzle::Z</a>: <font class="keywordflow">return</font> <a class="code" href="driver__opengl__extension__def_8h.html#a318">GL_Z_EXT</a>;
00203                         <font class="keywordflow">case</font> <a class="code" href="structCVPSwizzle.html#s4s3">CVPSwizzle::W</a>: <font class="keywordflow">return</font> <a class="code" href="driver__opengl__extension__def_8h.html#a319">GL_W_EXT</a>;
00204                         <font class="keywordflow">default</font>:
00205                                 <a class="code" href="debug_8h.html#a12">nlstop</a>;
00206                                 <font class="keywordflow">return</font> 0;
00207                         <font class="keywordflow">break</font>;
00208                 }
00209         }
00210         <font class="keywordflow">else</font>
00211         {
00212                 <font class="keywordflow">switch</font>(comp)
00213                 {
00214                         <font class="keywordflow">case</font> <a class="code" href="structCVPSwizzle.html#s4s0">CVPSwizzle::X</a>: <font class="keywordflow">return</font> <a class="code" href="driver__opengl__extension__def_8h.html#a320">GL_NEGATIVE_X_EXT</a>;
00215                         <font class="keywordflow">case</font> <a class="code" href="structCVPSwizzle.html#s4s1">CVPSwizzle::Y</a>: <font class="keywordflow">return</font> <a class="code" href="driver__opengl__extension__def_8h.html#a321">GL_NEGATIVE_Y_EXT</a>;
00216                         <font class="keywordflow">case</font> <a class="code" href="structCVPSwizzle.html#s4s2">CVPSwizzle::Z</a>: <font class="keywordflow">return</font> <a class="code" href="driver__opengl__extension__def_8h.html#a322">GL_NEGATIVE_Z_EXT</a>;
00217                         <font class="keywordflow">case</font> <a class="code" href="structCVPSwizzle.html#s4s3">CVPSwizzle::W</a>: <font class="keywordflow">return</font> <a class="code" href="driver__opengl__extension__def_8h.html#a323">GL_NEGATIVE_W_EXT</a>;
00218                         <font class="keywordflow">default</font>:
00219                                 <a class="code" href="debug_8h.html#a12">nlstop</a>;
00220                                 <font class="keywordflow">return</font> 0;
00221                         <font class="keywordflow">break</font>;
00222                 }
00223         }
00224 }
00225 
00226 <font class="comment">// ***************************************************************************</font>
00229 <font class="comment"></font><font class="keyword">static</font> <a class="code" href="driver__opengl__extension__def_8h.html#a423">GLuint</a> <a class="code" href="namespaceNL3D.html#a356">convOutputRegisterToEXTVertexShader</a>(<a class="code" href="structCVPOperand.html#s42">CVPOperand::EOutputRegister</a> <a class="code" href="driver__opengl__extension__def_8h.html#a385">r</a>)
00230 {
00231         <font class="keywordflow">switch</font> (r)
00232         {
00233                 <font class="keywordflow">case</font>    <a class="code" href="structCVPOperand.html#s42s24">CVPOperand::OHPosition</a>:                 <font class="keywordflow">return</font> <a class="code" href="driver__opengl__extension__def_8h.html#a256">GL_OUTPUT_VERTEX_EXT</a>;
00234                 <font class="keywordflow">case</font>    <a class="code" href="structCVPOperand.html#s42s25">CVPOperand::OPrimaryColor</a>:              <font class="keywordflow">return</font> <a class="code" href="driver__opengl__extension__def_8h.html#a257">GL_OUTPUT_COLOR0_EXT</a>;
00235                 <font class="keywordflow">case</font>    <a class="code" href="structCVPOperand.html#s42s26">CVPOperand::OSecondaryColor</a>:    <font class="keywordflow">return</font> <a class="code" href="driver__opengl__extension__def_8h.html#a258">GL_OUTPUT_COLOR1_EXT</a>;
00236                 <font class="keywordflow">case</font>    <a class="code" href="structCVPOperand.html#s42s27">CVPOperand::OBackFacePrimaryColor</a>:
00237                         <a class="code" href="debug_8h.html#a2">nlwarning</a>(<font class="stringliteral">"Backface color used in a vertex program is not supported by device, defaulting to front color"</font>);
00238                         <font class="keywordflow">return</font> <a class="code" href="driver__opengl__extension__def_8h.html#a257">GL_OUTPUT_COLOR0_EXT</a>;
00239                 <font class="keywordflow">break</font>;
00240                 <font class="keywordflow">case</font>    <a class="code" href="structCVPOperand.html#s42s28">CVPOperand::OBackFaceSecondaryColor</a>:
00241                         <a class="code" href="debug_8h.html#a2">nlwarning</a>(<font class="stringliteral">"Backface color used in a vertex program is not supported by device, defaulting to front color"</font>);
00242                         <font class="keywordflow">return</font> <a class="code" href="driver__opengl__extension__def_8h.html#a258">GL_OUTPUT_COLOR1_EXT</a>;
00243                 <font class="keywordflow">break</font>;
00244                 <font class="keywordflow">case</font>    <a class="code" href="structCVPOperand.html#s42s29">CVPOperand::OFogCoord</a>:                  <font class="keywordflow">return</font> <a class="code" href="driver__opengl__extension__def_8h.html#a291">GL_OUTPUT_FOG_EXT</a>;
00245                 <font class="keywordflow">case</font>    <a class="code" href="structCVPOperand.html#s42s30">CVPOperand::OPointSize</a>:                 <a class="code" href="debug_8h.html#a12">nlstop</a>; <font class="keywordflow">return</font> 0; <font class="comment">// sorry, not supported</font>
00246                 <font class="keywordflow">case</font>    <a class="code" href="structCVPOperand.html#s42s31">CVPOperand::OTex0</a>:                              <font class="keywordflow">return</font> <a class="code" href="driver__opengl__extension__def_8h.html#a259">GL_OUTPUT_TEXTURE_COORD0_EXT</a>;
00247                 <font class="keywordflow">case</font>    <a class="code" href="structCVPOperand.html#s42s32">CVPOperand::OTex1</a>:                              <font class="keywordflow">return</font> <a class="code" href="driver__opengl__extension__def_8h.html#a260">GL_OUTPUT_TEXTURE_COORD1_EXT</a>;
00248                 <font class="keywordflow">case</font>    <a class="code" href="structCVPOperand.html#s42s33">CVPOperand::OTex2</a>:                              <font class="keywordflow">return</font> <a class="code" href="driver__opengl__extension__def_8h.html#a261">GL_OUTPUT_TEXTURE_COORD2_EXT</a>;
00249                 <font class="keywordflow">case</font>    <a class="code" href="structCVPOperand.html#s42s34">CVPOperand::OTex3</a>:                              <font class="keywordflow">return</font> <a class="code" href="driver__opengl__extension__def_8h.html#a262">GL_OUTPUT_TEXTURE_COORD3_EXT</a>;
00250                 <font class="keywordflow">case</font>    <a class="code" href="structCVPOperand.html#s42s35">CVPOperand::OTex4</a>:                              <font class="keywordflow">return</font> <a class="code" href="driver__opengl__extension__def_8h.html#a263">GL_OUTPUT_TEXTURE_COORD4_EXT</a>;
00251                 <font class="keywordflow">case</font>    <a class="code" href="structCVPOperand.html#s42s36">CVPOperand::OTex5</a>:                              <font class="keywordflow">return</font> <a class="code" href="driver__opengl__extension__def_8h.html#a264">GL_OUTPUT_TEXTURE_COORD5_EXT</a>;
00252                 <font class="keywordflow">case</font>    <a class="code" href="structCVPOperand.html#s42s37">CVPOperand::OTex6</a>:                              <font class="keywordflow">return</font> <a class="code" href="driver__opengl__extension__def_8h.html#a265">GL_OUTPUT_TEXTURE_COORD6_EXT</a>;
00253                 <font class="keywordflow">case</font>    <a class="code" href="structCVPOperand.html#s42s38">CVPOperand::OTex7</a>:                              <font class="keywordflow">return</font> <a class="code" href="driver__opengl__extension__def_8h.html#a266">GL_OUTPUT_TEXTURE_COORD7_EXT</a>;
00254                 <font class="keywordflow">default</font>:
00255                         <a class="code" href="debug_8h.html#a12">nlstop</a>;
00256                 <font class="keywordflow">break</font>;
00257         }
00258         <font class="keywordflow">return</font> 0;
00259 }
00260 
00261 <font class="comment">// ***************************************************************************</font>
00264 <font class="comment"></font><font class="keyword">static</font> uint <a class="code" href="namespaceNL3D.html#a357">convInputRegisterToVBFlag</a>(uint <a class="code" href="driver__opengl__extension__def_8h.html#a358">index</a>)
00265 {
00266         <font class="keywordflow">switch</font> (index)
00267         {       
00268                 <font class="keywordflow">case</font> <a class="code" href="structCVPOperand.html#s41s6">CVPOperand::IPosition</a>:                             <font class="keywordflow">return</font> CVertexBuffer::PositionFlag;
00269                 <font class="keywordflow">case</font> <a class="code" href="structCVPOperand.html#s41s7">CVPOperand::IWeight</a>:                               <font class="keywordflow">return</font> CVertexBuffer::WeightFlag;
00270                 <font class="keywordflow">case</font> <a class="code" href="structCVPOperand.html#s41s8">CVPOperand::INormal</a>:                               <font class="keywordflow">return</font> CVertexBuffer::NormalFlag;
00271                 <font class="keywordflow">case</font> <a class="code" href="structCVPOperand.html#s41s9">CVPOperand::IPrimaryColor</a>:                 <font class="keywordflow">return</font> CVertexBuffer::PrimaryColorFlag;
00272                 <font class="keywordflow">case</font> <a class="code" href="structCVPOperand.html#s41s10">CVPOperand::ISecondaryColor</a>:               <font class="keywordflow">return</font> CVertexBuffer::SecondaryColorFlag;
00273                 <font class="keywordflow">case</font> <a class="code" href="structCVPOperand.html#s41s11">CVPOperand::IFogCoord</a>:                             <font class="keywordflow">return</font> CVertexBuffer::FogFlag;
00274                 <font class="keywordflow">case</font> <a class="code" href="structCVPOperand.html#s41s12">CVPOperand::IPaletteSkin</a>:                  <font class="keywordflow">return</font> CVertexBuffer::PaletteSkinFlag;
00275                 <font class="keywordflow">case</font> <a class="code" href="structCVPOperand.html#s41s13">CVPOperand::IEmpty</a>: <a class="code" href="debug_8h.html#a6">nlassert</a>(0); <font class="keywordflow">break</font>;
00276                 <font class="keywordflow">case</font> <a class="code" href="structCVPOperand.html#s41s14">CVPOperand::ITex0</a>:
00277                 <font class="keywordflow">case</font> <a class="code" href="structCVPOperand.html#s41s15">CVPOperand::ITex1</a>: 
00278                 <font class="keywordflow">case</font> <a class="code" href="structCVPOperand.html#s41s16">CVPOperand::ITex2</a>:
00279                 <font class="keywordflow">case</font> <a class="code" href="structCVPOperand.html#s41s17">CVPOperand::ITex3</a>:
00280                 <font class="keywordflow">case</font> <a class="code" href="structCVPOperand.html#s41s18">CVPOperand::ITex4</a>:
00281                 <font class="keywordflow">case</font> <a class="code" href="structCVPOperand.html#s41s19">CVPOperand::ITex5</a>:
00282                 <font class="keywordflow">case</font> <a class="code" href="structCVPOperand.html#s41s20">CVPOperand::ITex6</a>:
00283                 <font class="keywordflow">case</font> <a class="code" href="structCVPOperand.html#s41s21">CVPOperand::ITex7</a>:
00284                 <font class="keywordflow">case</font> <a class="code" href="structCVPOperand.html#s41s22">CVPOperand::ITex8</a>:
00285                         <font class="keywordflow">return</font> CVertexBuffer::TexCoord0Flag &lt;&lt; (<a class="code" href="driver__opengl__extension__def_8h.html#a358">index</a> - <a class="code" href="structCVPOperand.html#s41s14">CVPOperand::ITex0</a>);
00286                 <font class="keywordflow">default</font>:
00287                         <a class="code" href="debug_8h.html#a6">nlassert</a>(0);
00288                 <font class="keywordflow">break</font>;
00289         }
00290         <font class="keywordflow">return</font> 0;
00291 }
00292 
00293 
00294 
00295 <font class="comment">// A macro to debug the generated instruction</font>
<a name="l00296"></a><a class="code" href="driver__opengl__vertex__program_8cpp.html#a0">00296</a> <font class="preprocessor">#define DEBUG_SETUP_EXT_VERTEX_SHADER</font>
00297 <font class="preprocessor"></font>
00298 <font class="preprocessor">#ifdef DEBUG_SETUP_EXT_VERTEX_SHADER</font>
<a name="l00299"></a><a class="code" href="driver__opengl__vertex__program_8cpp.html#a1">00299</a> <font class="preprocessor"></font><font class="preprocessor">        #define EVS_INFO(what) nlinfo(what)</font>
00300 <font class="preprocessor"></font><font class="preprocessor">#else</font>
00301 <font class="preprocessor"></font><font class="preprocessor">        #define EVS_INFO(what)</font>
00302 <font class="preprocessor"></font><font class="preprocessor">#endif</font>
00303 <font class="preprocessor"></font>
00304 
00305 <font class="comment">// For debugging with swizzling</font>
00306 <font class="keyword">static</font> <font class="keywordtype">void</font> <a class="code" href="namespaceNL3D.html#a358">doSwizzle</a>(<a class="code" href="driver__opengl__extension__def_8h.html#a423">GLuint</a> <a class="code" href="driver__opengl__extension__def_8h.html#a400">res</a>, <a class="code" href="driver__opengl__extension__def_8h.html#a423">GLuint</a> <a class="code" href="driver__opengl__extension__def_8h.html#a404">in</a>, GLenum <a class="code" href="driver__opengl__extension__def_8h.html#a405">outX</a>, GLenum <a class="code" href="driver__opengl__extension__def_8h.html#a406">outY</a>, GLenum <a class="code" href="driver__opengl__extension__def_8h.html#a407">outZ</a>, GLenum <a class="code" href="driver__opengl__extension__def_8h.html#a408">outW</a>)
00307 {
00308         <a class="code" href="driver__opengl__extension_8h.html#a124">nglSwizzleEXT</a>(<a class="code" href="driver__opengl__extension__def_8h.html#a400">res</a>, <a class="code" href="driver__opengl__extension__def_8h.html#a404">in</a>, <a class="code" href="driver__opengl__extension__def_8h.html#a405">outX</a>, <a class="code" href="driver__opengl__extension__def_8h.html#a406">outY</a>, <a class="code" href="driver__opengl__extension__def_8h.html#a407">outZ</a>, <a class="code" href="driver__opengl__extension__def_8h.html#a408">outW</a>);
00309 <font class="preprocessor">#ifdef DEBUG_SETUP_EXT_VERTEX_SHADER</font>
00310 <font class="preprocessor"></font>        std::string swzStr = <font class="stringliteral">"Swizzle : "</font>;
00311         GLenum swz[] = { <a class="code" href="driver__opengl__extension__def_8h.html#a405">outX</a>, <a class="code" href="driver__opengl__extension__def_8h.html#a406">outY</a>, <a class="code" href="driver__opengl__extension__def_8h.html#a407">outZ</a>, <a class="code" href="driver__opengl__extension__def_8h.html#a408">outW</a> };              
00312         <font class="keywordflow">for</font>(uint k = 0; k &lt; 4; ++k)
00313         {
00314                 <font class="keywordflow">switch</font>(swz[k])
00315                 {
00316                         <font class="keywordflow">case</font> <a class="code" href="driver__opengl__extension__def_8h.html#a316">GL_X_EXT</a>:
00317                                 swzStr +=<font class="stringliteral">" X"</font>;
00318                         <font class="keywordflow">break</font>;
00319                         <font class="keywordflow">case</font> <a class="code" href="driver__opengl__extension__def_8h.html#a320">GL_NEGATIVE_X_EXT</a>:
00320                                 swzStr +=<font class="stringliteral">" -X"</font>;
00321                         <font class="keywordflow">break</font>;
00322                         <font class="keywordflow">case</font> <a class="code" href="driver__opengl__extension__def_8h.html#a317">GL_Y_EXT</a>:
00323                                 swzStr +=<font class="stringliteral">" Y"</font>;
00324                         <font class="keywordflow">break</font>;
00325                         <font class="keywordflow">case</font> <a class="code" href="driver__opengl__extension__def_8h.html#a321">GL_NEGATIVE_Y_EXT</a>:
00326                                 swzStr +=<font class="stringliteral">" -Y"</font>;
00327                         <font class="keywordflow">break</font>;
00328                         <font class="keywordflow">break</font>;
00329                         <font class="keywordflow">case</font> <a class="code" href="driver__opengl__extension__def_8h.html#a318">GL_Z_EXT</a>:
00330                                 swzStr +=<font class="stringliteral">" Z"</font>;
00331                         <font class="keywordflow">break</font>;
00332                         <font class="keywordflow">case</font> <a class="code" href="driver__opengl__extension__def_8h.html#a322">GL_NEGATIVE_Z_EXT</a>:
00333                                 swzStr +=<font class="stringliteral">" -Z"</font>;
00334                         <font class="keywordflow">break</font>;
00335                         <font class="keywordflow">case</font> <a class="code" href="driver__opengl__extension__def_8h.html#a319">GL_W_EXT</a>:
00336                                 swzStr +=<font class="stringliteral">" W"</font>;
00337                         <font class="keywordflow">break</font>;
00338                         <font class="keywordflow">case</font> <a class="code" href="driver__opengl__extension__def_8h.html#a323">GL_NEGATIVE_W_EXT</a>:
00339                                 swzStr +=<font class="stringliteral">" -W"</font>;
00340                         <font class="keywordflow">break</font>;
00341                         <font class="keywordflow">case</font> <a class="code" href="driver__opengl__extension__def_8h.html#a324">GL_ZERO_EXT</a>:
00342                                 swzStr +=<font class="stringliteral">"0"</font>;
00343                         <font class="keywordflow">break</font>;
00344                         <font class="keywordflow">case</font> <a class="code" href="driver__opengl__extension__def_8h.html#a325">GL_ONE_EXT</a>:
00345                                 swzStr +=<font class="stringliteral">"1"</font>;
00346                         <font class="keywordflow">break</font>;
00347                 }
00348         }
00349         <a class="code" href="driver__opengl__vertex__program_8cpp.html#a1">EVS_INFO</a>(swzStr.c_str());
00350 <font class="preprocessor">#endif</font>
00351 <font class="preprocessor"></font>
00352 }
00353 
00354 <font class="comment">// Perform write mask and output de bug informations</font>
00355 <font class="keyword">static</font> <font class="keywordtype">void</font> <a class="code" href="namespaceNL3D.html#a359">doWriteMask</a>(<a class="code" href="driver__opengl__extension__def_8h.html#a423">GLuint</a> <a class="code" href="driver__opengl__extension__def_8h.html#a400">res</a>, <a class="code" href="driver__opengl__extension__def_8h.html#a423">GLuint</a> <a class="code" href="driver__opengl__extension__def_8h.html#a404">in</a>, GLenum <a class="code" href="driver__opengl__extension__def_8h.html#a405">outX</a>, GLenum <a class="code" href="driver__opengl__extension__def_8h.html#a406">outY</a>, GLenum <a class="code" href="driver__opengl__extension__def_8h.html#a407">outZ</a>, GLenum <a class="code" href="driver__opengl__extension__def_8h.html#a408">outW</a>)
00356 {
00357         <a class="code" href="driver__opengl__extension_8h.html#a125">nglWriteMaskEXT</a>(<a class="code" href="driver__opengl__extension__def_8h.html#a400">res</a>, <a class="code" href="driver__opengl__extension__def_8h.html#a404">in</a>, <a class="code" href="driver__opengl__extension__def_8h.html#a405">outX</a>, <a class="code" href="driver__opengl__extension__def_8h.html#a406">outY</a>, <a class="code" href="driver__opengl__extension__def_8h.html#a407">outZ</a>, <a class="code" href="driver__opengl__extension__def_8h.html#a408">outW</a>);
00358 <font class="preprocessor">        #ifdef DEBUG_SETUP_EXT_VERTEX_SHADER</font>
00359 <font class="preprocessor"></font>        <a class="code" href="debug_8h.html#a1">nlinfo</a>(<font class="stringliteral">"Write Mask : %c%c%c%c"</font>,
00360                    <a class="code" href="driver__opengl__extension__def_8h.html#a405">outX</a> ? <font class="charliteral">'x'</font> : <font class="charliteral">'-'</font>,
00361                    <a class="code" href="driver__opengl__extension__def_8h.html#a406">outY</a> ? <font class="charliteral">'y'</font> : <font class="charliteral">'-'</font>,
00362                    <a class="code" href="driver__opengl__extension__def_8h.html#a407">outZ</a> ? <font class="charliteral">'z'</font> : <font class="charliteral">'-'</font>,
00363                    <a class="code" href="driver__opengl__extension__def_8h.html#a408">outW</a> ? <font class="charliteral">'w'</font> : <font class="charliteral">'-'</font>                
00364                   );
00365 <font class="preprocessor">        #endif</font>
00366 <font class="preprocessor"></font>}
00367 
00368 <font class="comment">// ***************************************************************************</font>
<a name="l00371"></a><a class="code" href="classNL3D_1_1CDriverGL.html#z417_1">00371</a> <font class="comment"></font><font class="keywordtype">bool</font> CDriverGL::setupEXTVertexShader(<font class="keyword">const</font> <a class="code" href="classCVPParser.html#s0">CVPParser::TProgram</a> &amp;<a class="code" href="driver__opengl__extension__def_8h.html#a360">program</a>, <a class="code" href="driver__opengl__extension__def_8h.html#a423">GLuint</a> <a class="code" href="driver__opengl__extension__def_8h.html#a356">id</a>, uint variants[EVSNumVariants], uint16 &amp;usedInputRegisters)
00372 {
00373         <font class="comment">// counter to see what is generated</font>
00374         uint numOp = 0;
00375         uint numOpIndex = 0;
00376         uint numSwizzle = 0;
00377         uint numEC = 0; <font class="comment">// extract component</font>
00378         uint numIC = 0; <font class="comment">// insert component</font>
00379         uint numWM = 0; <font class="comment">// write maks</font>
00380 
00381         
00382 <font class="preprocessor">        #ifdef DEBUG_SETUP_EXT_VERTEX_SHADER</font>
00383 <font class="preprocessor"></font>                <a class="code" href="debug_8h.html#a1">nlinfo</a>(<font class="stringliteral">"**********************************************************"</font>);
00384 <font class="preprocessor">        #endif</font>
00385 <font class="preprocessor"></font>
00386         <font class="comment">// clear last error</font>
00387         GLenum glError = glGetError();
00388 
00389         <font class="comment">// allocate the symbols</font>
00390         <a class="code" href="driver__opengl__extension_8h.html#a118">nglBindVertexShaderEXT</a>(<a class="code" href="driver__opengl__extension__def_8h.html#a356">id</a>);
00391         <a class="code" href="driver__opengl__extension_8h.html#a116">nglBeginVertexShaderEXT</a>();
00392         {                               
00393                 <font class="comment">// Allocate register and variant</font>
00394                 <a class="code" href="driver__opengl__extension__def_8h.html#a423">GLuint</a> firstRegister = <a class="code" href="driver__opengl__extension_8h.html#a128">nglGenSymbolsEXT</a>(<a class="code" href="driver__opengl__extension__def_8h.html#a293">GL_VECTOR_EXT</a>, <a class="code" href="driver__opengl__extension__def_8h.html#a298">GL_LOCAL_EXT</a>, <a class="code" href="driver__opengl__extension__def_8h.html#a328">GL_FULL_RANGE_EXT</a>, 12); <font class="comment">// 12 register</font>
00395                 <a class="code" href="driver__opengl__extension__def_8h.html#a423">GLuint</a> firstTempRegister = <a class="code" href="driver__opengl__extension_8h.html#a128">nglGenSymbolsEXT</a>(<a class="code" href="driver__opengl__extension__def_8h.html#a293">GL_VECTOR_EXT</a>, <a class="code" href="driver__opengl__extension__def_8h.html#a298">GL_LOCAL_EXT</a>, <a class="code" href="driver__opengl__extension__def_8h.html#a328">GL_FULL_RANGE_EXT</a>, 4); <font class="comment">// 4  temp register used for swizzle &amp; indexing</font>
00396                 <a class="code" href="driver__opengl__extension__def_8h.html#a423">GLuint</a> firstTempScalar = <a class="code" href="driver__opengl__extension_8h.html#a128">nglGenSymbolsEXT</a>(<a class="code" href="driver__opengl__extension__def_8h.html#a292">GL_SCALAR_EXT</a>, <a class="code" href="driver__opengl__extension__def_8h.html#a298">GL_LOCAL_EXT</a>, <a class="code" href="driver__opengl__extension__def_8h.html#a328">GL_FULL_RANGE_EXT</a>, 3); <font class="comment">// 3  temp scalars used for EXPP &amp; LOGG emulation</font>
00397                 <a class="code" href="driver__opengl__extension__def_8h.html#a423">GLuint</a> firstAddressRegister = <a class="code" href="driver__opengl__extension_8h.html#a128">nglGenSymbolsEXT</a>(<a class="code" href="driver__opengl__extension__def_8h.html#a292">GL_SCALAR_EXT</a>, <a class="code" href="driver__opengl__extension__def_8h.html#a298">GL_LOCAL_EXT</a>, <a class="code" href="driver__opengl__extension__def_8h.html#a328">GL_FULL_RANGE_EXT</a>, 1);
00398 
00399                 <font class="comment">// allocate variants</font>
00400                 variants[<a class="code" href="classNL3D_1_1CDriverGL.html#z417_0s1">EVSSecondaryColorVariant</a>] = <a class="code" href="driver__opengl__extension_8h.html#a128">nglGenSymbolsEXT</a>(<a class="code" href="driver__opengl__extension__def_8h.html#a293">GL_VECTOR_EXT</a>, <a class="code" href="driver__opengl__extension__def_8h.html#a295">GL_VARIANT_EXT</a>, <a class="code" href="driver__opengl__extension__def_8h.html#a327">GL_NORMALIZED_RANGE_EXT</a>, 1);
00401                 variants[<a class="code" href="classNL3D_1_1CDriverGL.html#z417_0s2">EVSFogCoordsVariant</a>] = <a class="code" href="driver__opengl__extension_8h.html#a128">nglGenSymbolsEXT</a>(<a class="code" href="driver__opengl__extension__def_8h.html#a293">GL_VECTOR_EXT</a>, <a class="code" href="driver__opengl__extension__def_8h.html#a295">GL_VARIANT_EXT</a>, <a class="code" href="driver__opengl__extension__def_8h.html#a328">GL_FULL_RANGE_EXT</a>, 1);
00402                 variants[<a class="code" href="classNL3D_1_1CDriverGL.html#z417_0s3">EVSSkinWeightVariant</a>] = <a class="code" href="driver__opengl__extension_8h.html#a128">nglGenSymbolsEXT</a>(<a class="code" href="driver__opengl__extension__def_8h.html#a293">GL_VECTOR_EXT</a>, <a class="code" href="driver__opengl__extension__def_8h.html#a295">GL_VARIANT_EXT</a>, <a class="code" href="driver__opengl__extension__def_8h.html#a327">GL_NORMALIZED_RANGE_EXT</a>, 1);
00403                 variants[<a class="code" href="classNL3D_1_1CDriverGL.html#z417_0s4">EVSPaletteSkinVariant</a>] = <a class="code" href="driver__opengl__extension_8h.html#a128">nglGenSymbolsEXT</a>(<a class="code" href="driver__opengl__extension__def_8h.html#a293">GL_VECTOR_EXT</a>, <a class="code" href="driver__opengl__extension__def_8h.html#a295">GL_VARIANT_EXT</a>, <a class="code" href="driver__opengl__extension__def_8h.html#a328">GL_FULL_RANGE_EXT</a>, 1);
00404 
00405                 <font class="comment">// allocate one temporary register for fog before conversion</font>
00406                 <a class="code" href="driver__opengl__extension__def_8h.html#a423">GLuint</a> fogTemp = <a class="code" href="driver__opengl__extension_8h.html#a128">nglGenSymbolsEXT</a>(<a class="code" href="driver__opengl__extension__def_8h.html#a293">GL_VECTOR_EXT</a>, <a class="code" href="driver__opengl__extension__def_8h.html#a298">GL_LOCAL_EXT</a>, <a class="code" href="driver__opengl__extension__def_8h.html#a328">GL_FULL_RANGE_EXT</a>, 1);
00407 
00408 
00409                 <font class="comment">// local constant : 0 and 1</font>
00410                 <a class="code" href="driver__opengl__extension__def_8h.html#a423">GLuint</a> cteOne = <a class="code" href="driver__opengl__extension_8h.html#a128">nglGenSymbolsEXT</a>(<a class="code" href="driver__opengl__extension__def_8h.html#a292">GL_SCALAR_EXT</a>, <a class="code" href="driver__opengl__extension__def_8h.html#a297">GL_LOCAL_CONSTANT_EXT</a>, <a class="code" href="driver__opengl__extension__def_8h.html#a328">GL_FULL_RANGE_EXT</a>, 1);
00411                 <a class="code" href="driver__opengl__extension__def_8h.html#a423">GLuint</a> cteZero = <a class="code" href="driver__opengl__extension_8h.html#a128">nglGenSymbolsEXT</a>(<a class="code" href="driver__opengl__extension__def_8h.html#a292">GL_SCALAR_EXT</a>, <a class="code" href="driver__opengl__extension__def_8h.html#a297">GL_LOCAL_CONSTANT_EXT</a>, <a class="code" href="driver__opengl__extension__def_8h.html#a328">GL_FULL_RANGE_EXT</a>, 1);
00412 
00413 
00414                 <font class="keywordtype">float</font> oneValue = 1.f;
00415                 <font class="keywordtype">float</font> zeroValue = 0.f;
00416 
00417                 <a class="code" href="driver__opengl__extension_8h.html#a130">nglSetLocalConstantEXT</a>( cteOne, GL_FLOAT, &amp;oneValue);
00418                 <a class="code" href="driver__opengl__extension_8h.html#a130">nglSetLocalConstantEXT</a>( cteZero, GL_FLOAT, &amp;zeroValue);
00419 
00420 
00421                 
00422                 <font class="keywordflow">if</font> (firstRegister == 0)
00423                 {
00424                         <a class="code" href="debug_8h.html#a2">nlwarning</a>(<font class="stringliteral">"Unable to allocate local registers for EXT_vertex_shader"</font>);
00425                         <font class="keywordflow">return</font> <font class="keyword">false</font>;
00426                 }
00427                 <font class="keywordflow">if</font> (firstTempRegister == 0)
00428                 {
00429                         <a class="code" href="debug_8h.html#a2">nlwarning</a>(<font class="stringliteral">"Unable to allocate local temp registers for EXT_vertex_shader"</font>);
00430                         <font class="keywordflow">return</font> <font class="keyword">false</font>;
00431                 }
00432                 <font class="keywordflow">if</font> (firstTempScalar == 0)
00433                 {
00434                         <a class="code" href="debug_8h.html#a2">nlwarning</a>(<font class="stringliteral">"Unable to allocate temp scalar registers for EXT_vertex_shader"</font>);
00435                         <font class="keywordflow">return</font> <font class="keyword">false</font>;
00436                 }
00437                 <font class="keywordflow">if</font> (firstAddressRegister == 0)
00438                 {
00439                         <a class="code" href="debug_8h.html#a2">nlwarning</a>(<font class="stringliteral">"Unable to allocate address register for EXT_vertex_shader"</font>);
00440                         <font class="keywordflow">return</font> <font class="keyword">false</font>;
00441                 }
00442 
00443                 uint k;
00444                 <font class="keywordflow">for</font>(k = 0; k &lt; <a class="code" href="classNL3D_1_1CDriverGL.html#z417_0s5">EVSNumVariants</a>; ++k)
00445                 {
00446                         <font class="keywordflow">if</font> (variants[k] == 0)
00447                         {
00448                                 <a class="code" href="debug_8h.html#a2">nlwarning</a>(<font class="stringliteral">"Unable to allocate variants for EXT_vertex_shader"</font>);
00449                                 <font class="keywordflow">return</font> <font class="keyword">false</font>;
00450                         }
00451                 }
00452 
00453                 <font class="comment">// Mask of output component that are being written</font>
00454                 uint componentWritten[16];
00455                 std::fill(componentWritten, componentWritten + 16, 0);
00456                 
00457                 <font class="comment">//</font>
00458                 <a class="code" href="driver__opengl__extension__def_8h.html#a423">GLuint</a> srcValue[3];
00459                 <font class="comment">//</font>
00460                 <a class="code" href="driver__opengl__extension__def_8h.html#a423">GLuint</a> destValue;
00461                 <a class="code" href="driver__opengl__extension__def_8h.html#a423">GLuint</a> maskedDestValue;
00462                 
00463 
00464                 uint <a class="code" href="namespaceNLAISCRIPT.html#a20">l</a>;
00465                 <font class="comment">// convert each instruction of the vertex program</font>
00466                 <font class="keywordflow">for</font>(k = 0; k &lt; <a class="code" href="driver__opengl__extension__def_8h.html#a360">program</a>.size(); ++k)
00467                 {
00468                         <font class="comment">// get src values, eventually applying swizzle, negate, and index on them</font>
00469                         uint numSrc = <a class="code" href="driver__opengl__extension__def_8h.html#a360">program</a>[k].getNumUsedSrc();
00470                         <font class="keywordflow">for</font>(<a class="code" href="namespaceNLAISCRIPT.html#a20">l</a> = 0; <a class="code" href="namespaceNLAISCRIPT.html#a20">l</a> &lt; numSrc; ++<a class="code" href="namespaceNLAISCRIPT.html#a20">l</a>)
00471                         {
00472                                 <a class="code" href="driver__opengl__vertex__program_8cpp.html#a1">EVS_INFO</a>((<font class="stringliteral">"Build source "</font> + toString(<a class="code" href="namespaceNLAISCRIPT.html#a20">l</a>)).c_str());
00473                                 <font class="keyword">const</font> <a class="code" href="structCVPOperand.html">CVPOperand</a> &amp;operand = <a class="code" href="driver__opengl__extension__def_8h.html#a360">program</a>[k].getSrc(<a class="code" href="namespaceNLAISCRIPT.html#a20">l</a>);
00474                                 <font class="keywordflow">switch</font> (operand.<a class="code" href="structCVPOperand.html#m0">Type</a>)
00475                                 {
00476                                         <font class="keywordflow">case</font> <a class="code" href="structCVPOperand.html#s40s2">CVPOperand::InputRegister</a>: 
00477                                         {
00478                                                 <font class="keywordflow">switch</font>(operand.<a class="code" href="structCVPOperand.html#m5">Value</a>.InputRegisterValue)
00479                                                 {
00480                                                         <font class="keywordflow">case</font>  0: srcValue[<a class="code" href="namespaceNLAISCRIPT.html#a20">l</a>] = <a class="code" href="classNL3D_1_1CDriverGL.html#z417_2">_EVSPositionHandle</a>; <a class="code" href="driver__opengl__vertex__program_8cpp.html#a1">EVS_INFO</a>(<font class="stringliteral">"Src = position"</font>); <font class="keywordflow">break</font>;
00481                                                         <font class="keywordflow">case</font>  1: srcValue[<a class="code" href="namespaceNLAISCRIPT.html#a20">l</a>] = variants[<a class="code" href="classNL3D_1_1CDriverGL.html#z417_0s3">EVSSkinWeightVariant</a>]; <a class="code" href="driver__opengl__vertex__program_8cpp.html#a1">EVS_INFO</a>(<font class="stringliteral">"Src = skin weight"</font>); <font class="keywordflow">break</font>;
00482                                                         <font class="keywordflow">case</font>  2: srcValue[<a class="code" href="namespaceNLAISCRIPT.html#a20">l</a>] = <a class="code" href="classNL3D_1_1CDriverGL.html#z417_3">_EVSNormalHandle</a>; <a class="code" href="driver__opengl__vertex__program_8cpp.html#a1">EVS_INFO</a>(<font class="stringliteral">"Src = normal"</font>); <font class="keywordflow">break</font>;
00483                                                         <font class="keywordflow">case</font>  3: srcValue[<a class="code" href="namespaceNLAISCRIPT.html#a20">l</a>] = <a class="code" href="classNL3D_1_1CDriverGL.html#z417_4">_EVSColorHandle</a>; <a class="code" href="driver__opengl__vertex__program_8cpp.html#a1">EVS_INFO</a>(<font class="stringliteral">"Src = color 0"</font>); <font class="keywordflow">break</font>;
00484                                                         <font class="keywordflow">case</font>  4: srcValue[<a class="code" href="namespaceNLAISCRIPT.html#a20">l</a>] = variants[<a class="code" href="classNL3D_1_1CDriverGL.html#z417_0s1">EVSSecondaryColorVariant</a>]; <a class="code" href="driver__opengl__vertex__program_8cpp.html#a1">EVS_INFO</a>(<font class="stringliteral">"Src = color 1"</font>); <font class="keywordflow">break</font>;
00485                                                         <font class="keywordflow">case</font>  5: srcValue[<a class="code" href="namespaceNLAISCRIPT.html#a20">l</a>] = variants[<a class="code" href="classNL3D_1_1CDriverGL.html#z417_0s2">EVSFogCoordsVariant</a>]; <a class="code" href="driver__opengl__vertex__program_8cpp.html#a1">EVS_INFO</a>(<font class="stringliteral">"Src = fog coord"</font>); <font class="keywordflow">break</font>;
00486                                                         <font class="keywordflow">case</font>  6: srcValue[<a class="code" href="namespaceNLAISCRIPT.html#a20">l</a>] = variants[<a class="code" href="classNL3D_1_1CDriverGL.html#z417_0s4">EVSPaletteSkinVariant</a>]; <a class="code" href="driver__opengl__vertex__program_8cpp.html#a1">EVS_INFO</a>(<font class="stringliteral">"Src = palette skin"</font>); <font class="keywordflow">break</font>;
00487                                                         <font class="keywordflow">case</font>  7: <a class="code" href="debug_8h.html#a12">nlstop</a>; <font class="comment">// not supported</font>
00488                                                         <font class="keywordflow">case</font>  8:
00489                                                         <font class="keywordflow">case</font>  9:
00490                                                         <font class="keywordflow">case</font>  10:
00491                                                         <font class="keywordflow">case</font>  11:
00492                                                         <font class="keywordflow">case</font>  12:
00493                                                         <font class="keywordflow">case</font>  13:
00494                                                         <font class="keywordflow">case</font>  14:
00495                                                         <font class="keywordflow">case</font>  15:
00496                                                         {                                                               
00497                                                                 <a class="code" href="driver__opengl__vertex__program_8cpp.html#a1">EVS_INFO</a>((<font class="stringliteral">"Src = Tex"</font> + toString(operand.<a class="code" href="structCVPOperand.html#m5">Value</a>.InputRegisterValue - 8)).c_str());
00498                                                                 srcValue[<a class="code" href="namespaceNLAISCRIPT.html#a20">l</a>] = <a class="code" href="classNL3D_1_1CDriverGL.html#z417_5">_EVSTexHandle</a>[operand.<a class="code" href="structCVPOperand.html#m5">Value</a>.InputRegisterValue - 8];
00499                                                                 <font class="keywordflow">if</font> (srcValue[<a class="code" href="namespaceNLAISCRIPT.html#a20">l</a>] == 0)
00500                                                                 {                                                               
00501                                                                         <a class="code" href="debug_8h.html#a2">nlwarning</a>(<font class="stringliteral">"Trying to read an unaccessible texture coords for the device when using EXT_vertex_shader, shader loading failed"</font>);
00502                                                                         <font class="keywordflow">return</font> <font class="keyword">false</font>;
00503                                                                 }
00504                                                         }
00505                                                         <font class="keywordflow">break</font>;
00506                                                         <font class="keywordflow">default</font>:
00507                                                                 <a class="code" href="debug_8h.html#a12">nlstop</a>; <font class="comment">// invalid value</font>
00508                                                         <font class="keywordflow">break</font>;
00509                                                 }
00510                                         }
00511                                         <font class="keywordflow">break</font>;
00512                                         <font class="keywordflow">case</font> <a class="code" href="structCVPOperand.html#s40s1">CVPOperand::Constant</a>: 
00513                                                 srcValue[<a class="code" href="namespaceNLAISCRIPT.html#a20">l</a>] = <a class="code" href="classNL3D_1_1CDriverGL.html#z417_6">_EVSConstantHandle</a> + operand.<a class="code" href="structCVPOperand.html#m5">Value</a>.ConstantValue; 
00514                                                 <a class="code" href="driver__opengl__vertex__program_8cpp.html#a1">EVS_INFO</a>((<font class="stringliteral">"Src = constant"</font> + toString(operand.<a class="code" href="structCVPOperand.html#m5">Value</a>.ConstantValue)).c_str());
00515                                         <font class="keywordflow">break</font>;
00516                                         <font class="keywordflow">case</font> <a class="code" href="structCVPOperand.html#s40s0">CVPOperand::Variable</a>: 
00517                                                 srcValue[<a class="code" href="namespaceNLAISCRIPT.html#a20">l</a>] = firstRegister + operand.<a class="code" href="structCVPOperand.html#m5">Value</a>.VariableValue;
00518                                                 <a class="code" href="driver__opengl__vertex__program_8cpp.html#a1">EVS_INFO</a>((<font class="stringliteral">"Src = variable register"</font> + toString(operand.<a class="code" href="structCVPOperand.html#m5">Value</a>.VariableValue)).c_str());
00519                                         <font class="keywordflow">break</font>;
00520                                         <font class="keywordflow">default</font>:
00521                                                 <a class="code" href="debug_8h.html#a6">nlassert</a>(0);
00522                                         <font class="keywordflow">break</font>;
00523                                 }
00524                                 <font class="comment">// test if indexed access is used (can be used on one register only)</font>
00525                                 <font class="keywordflow">if</font> (operand.<a class="code" href="structCVPOperand.html#m0">Type</a> == <a class="code" href="structCVPOperand.html#s40s1">CVPOperand::Constant</a> &amp;&amp; operand.<a class="code" href="structCVPOperand.html#m6">Indexed</a>)
00526                                 {
00527                                         <a class="code" href="driver__opengl__extension_8h.html#a122">nglShaderOp2EXT</a>(<a class="code" href="driver__opengl__extension__def_8h.html#a232">GL_OP_INDEX_EXT</a>, firstTempRegister + 3, firstAddressRegister, srcValue[<a class="code" href="namespaceNLAISCRIPT.html#a20">l</a>]);
00528                                         <a class="code" href="driver__opengl__vertex__program_8cpp.html#a1">EVS_INFO</a>(<font class="stringliteral">"GL_OP_INDEX_EXT"</font>);
00529                                         ++ numOpIndex;
00530                                         srcValue[<a class="code" href="namespaceNLAISCRIPT.html#a20">l</a>] = firstTempRegister + 3;
00531                                         glError = glGetError();
00532                                         <a class="code" href="debug_8h.html#a6">nlassert</a>(glError == GL_NO_ERROR)
00533                                 }
00534 
00535                                 <font class="comment">// test if swizzle or negate is used</font>
00536                                 <font class="keywordflow">if</font> (!operand.<a class="code" href="structCVPOperand.html#m9">Swizzle</a>.<a class="code" href="structCVPSwizzle.html#a1">isIdentity</a>() || operand.<a class="code" href="structCVPOperand.html#m8">Negate</a>)
00537                                 {
00538                                         <font class="comment">// if the instruction reads a scalar, no need for swizzle (except if negate is used)</font>
00539                                         <font class="keywordflow">if</font> (!                                           
00540                                                 (
00541                                                  (program[k].Opcode == <a class="code" href="structCVPInstruction.html#s18s5">CVPInstruction::RSQ</a>
00542                                                   || program[k].Opcode == <a class="code" href="structCVPInstruction.html#s18s16">CVPInstruction::RCP</a>
00543                                                   || program[k].Opcode == <a class="code" href="structCVPInstruction.html#s18s15">CVPInstruction::LOG</a>
00544                                                   || program[k].Opcode == <a class="code" href="structCVPInstruction.html#s18s14">CVPInstruction::EXPP</a>
00545                                              ) 
00546                                                  &amp;&amp; 
00547                                                  !operand.<a class="code" href="structCVPOperand.html#m8">Negate</a>
00548                                                 )
00549                                         )
00550                                         {                                       
00551                                                 <font class="comment">// need a temp register for swizzle and/or negate</font>
00552                                                 <a class="code" href="namespaceNL3D.html#a358">doSwizzle</a>(firstTempRegister + <a class="code" href="namespaceNLAISCRIPT.html#a20">l</a>, srcValue[<a class="code" href="namespaceNLAISCRIPT.html#a20">l</a>],
00553                                                                           <a class="code" href="namespaceNL3D.html#a355">convSwizzleToGLFormat</a>(operand.<a class="code" href="structCVPOperand.html#m9">Swizzle</a>.<a class="code" href="structCVPSwizzle.html#m0">Comp</a>[0], operand.<a class="code" href="structCVPOperand.html#m8">Negate</a>),
00554                                                                           <a class="code" href="namespaceNL3D.html#a355">convSwizzleToGLFormat</a>(operand.<a class="code" href="structCVPOperand.html#m9">Swizzle</a>.<a class="code" href="structCVPSwizzle.html#m0">Comp</a>[1], operand.<a class="code" href="structCVPOperand.html#m8">Negate</a>),
00555                                                                           <a class="code" href="namespaceNL3D.html#a355">convSwizzleToGLFormat</a>(operand.<a class="code" href="structCVPOperand.html#m9">Swizzle</a>.<a class="code" href="structCVPSwizzle.html#m0">Comp</a>[2], operand.<a class="code" href="structCVPOperand.html#m8">Negate</a>),
00556                                                                           <a class="code" href="namespaceNL3D.html#a355">convSwizzleToGLFormat</a>(operand.<a class="code" href="structCVPOperand.html#m9">Swizzle</a>.<a class="code" href="structCVPSwizzle.html#m0">Comp</a>[3], operand.<a class="code" href="structCVPOperand.html#m8">Negate</a>));                                              
00557                                                 ++numSwizzle;
00558                                                 srcValue[<a class="code" href="namespaceNLAISCRIPT.html#a20">l</a>] = firstTempRegister + <a class="code" href="namespaceNLAISCRIPT.html#a20">l</a>;
00559                                                 glError = glGetError();
00560                                                 <a class="code" href="debug_8h.html#a6">nlassert</a>(glError == GL_NO_ERROR)
00561                                         }
00562                                 }
00563                         }
00564 
00565                         <font class="comment">// get dest value</font>
00566                         <font class="keyword">const</font> <a class="code" href="structCVPOperand.html">CVPOperand</a> &amp;destOperand = <a class="code" href="driver__opengl__extension__def_8h.html#a360">program</a>[k].Dest;
00567                         <font class="keywordflow">switch</font>(destOperand.<a class="code" href="structCVPOperand.html#m0">Type</a>)
00568                         {
00569                                 <font class="keywordflow">case</font> <a class="code" href="structCVPOperand.html#s40s0">CVPOperand::Variable</a>: 
00570                                         destValue = firstRegister + destOperand.<a class="code" href="structCVPOperand.html#m5">Value</a>.VariableValue; 
00571                                 <font class="keywordflow">break</font>;
00572                                 <font class="keywordflow">case</font> <a class="code" href="structCVPOperand.html#s40s3">CVPOperand::OutputRegister</a>:
00573                                         <font class="keywordflow">if</font> (destOperand.<a class="code" href="structCVPOperand.html#m5">Value</a>.OutputRegisterValue != <a class="code" href="structCVPOperand.html#s42s29">CVPOperand::OFogCoord</a>)
00574                                         {                                       
00575                                                 destValue = <a class="code" href="namespaceNL3D.html#a356">convOutputRegisterToEXTVertexShader</a>(destOperand.<a class="code" href="structCVPOperand.html#m5">Value</a>.OutputRegisterValue);
00576                                         }
00577                                         <font class="keywordflow">else</font>
00578                                         {
00579                                                 destValue = fogTemp;
00580                                         }
00581                                 <font class="keywordflow">break</font>;
00582                                 <font class="keywordflow">case</font> <a class="code" href="structCVPOperand.html#s40s4">CVPOperand::AddressRegister</a>:
00583                                         destValue = firstAddressRegister;
00584                                 <font class="keywordflow">break</font>;
00585                                 <font class="keywordflow">default</font>:
00586                                         <a class="code" href="debug_8h.html#a6">nlassert</a>(0);
00587                                 <font class="keywordflow">break</font>;
00588                         }
00589 
00590                         uint writeMask = program[k].Dest.<a class="code" href="structCVPOperand.html#m7">WriteMask</a>;
00591                         <a class="code" href="structCVPInstruction.html#s18">CVPInstruction::EOpcode</a> opcode = program[k].Opcode;
00592                         uint outputRegisterIndex = destOperand.<a class="code" href="structCVPOperand.html#m5">Value</a>.OutputRegisterValue;
00593                         <a class="code" href="debug_8h.html#a6">nlassert</a>(outputRegisterIndex &lt; 16);
00594 
00595                         <font class="comment">// Tells wether the output has already been written before the final write mask. This happens with instructions LOG, EXPP, LIT, RSQ and RCP,</font>
00596                         <font class="comment">// because they write their output component by components</font>
00597                         <font class="keywordtype">bool</font> outputWritten = <font class="keyword">false</font>;
00598 
00599                         <font class="comment">// test for write mask                                          </font>
00600                         <font class="keywordflow">if</font> (writeMask != 0x0f) 
00601                         {                                       
00605                                 <font class="keywordflow">if</font> (!(destOperand.<a class="code" href="structCVPOperand.html#m0">Type</a> == <a class="code" href="structCVPOperand.html#s40s3">CVPOperand::OutputRegister</a> &amp;&amp; destValue == fogTemp))
00606                                 {
00607                                         <font class="comment">// For instructions that write their output components by components, we don't need an intermediary register</font>
00608                                         <font class="keywordflow">if</font> (opcode == <a class="code" href="structCVPInstruction.html#s18s15">CVPInstruction::LOG</a>
00609                                                 || opcode == <a class="code" href="structCVPInstruction.html#s18s14">CVPInstruction::EXPP</a>
00610                                                 || opcode == <a class="code" href="structCVPInstruction.html#s18s9">CVPInstruction::LIT</a>
00611                                                 || opcode == <a class="code" href="structCVPInstruction.html#s18s5">CVPInstruction::RSQ</a>
00612                                                 || opcode == <a class="code" href="structCVPInstruction.html#s18s16">CVPInstruction::RCP</a>
00613                                            )
00614                                         {
00615                                                 outputWritten = <font class="keyword">true</font>;   
00616                                         }
00617                                         <font class="keywordflow">else</font>
00618                                         {                                       
00619                                                 maskedDestValue = destValue;
00620                                                 <font class="comment">// use a temp register before masking</font>
00621                                                 destValue = firstTempRegister;
00622                                         }
00623                                 }
00624                                 <font class="keywordflow">else</font>
00625                                 {
00626                                         componentWritten[outputRegisterIndex] = 0xf;
00627                                 }
00628                         }
00629                         <font class="keywordflow">else</font>
00630                         {
00631                                 <font class="keywordflow">if</font> (destOperand.<a class="code" href="structCVPOperand.html#m0">Type</a> == <a class="code" href="structCVPOperand.html#s40s3">CVPOperand::OutputRegister</a>)
00632                                 {
00633                                         componentWritten[outputRegisterIndex] = 0xf; <font class="comment">// say all components have been written for that output                            </font>
00634                                 }
00635                         }                       
00636                         
00637                         <font class="comment">// generate opcode</font>
00638                         <font class="keywordflow">switch</font> (opcode)
00639                         {
00640                                 <font class="keywordflow">case</font>  <a class="code" href="structCVPInstruction.html#s18s1">CVPInstruction::ARL</a>:
00641                                 {                                       
00642                                         <a class="code" href="debug_8h.html#a6">nlassert</a>(program[k].Src1.<a class="code" href="structCVPOperand.html#m9">Swizzle</a>.<a class="code" href="structCVPSwizzle.html#a0">isScalar</a>());
00643                                         <a class="code" href="driver__opengl__extension__def_8h.html#a423">GLuint</a> <a class="code" href="driver__opengl__extension__def_8h.html#a358">index</a> = program[k].Src1.<a class="code" href="structCVPOperand.html#m9">Swizzle</a>.<a class="code" href="structCVPSwizzle.html#m0">Comp</a>[0];
00644                                         <a class="code" href="driver__opengl__extension_8h.html#a127">nglExtractComponentEXT</a>(firstAddressRegister, srcValue[0],  <a class="code" href="driver__opengl__extension__def_8h.html#a358">index</a>);
00645                                         <a class="code" href="driver__opengl__vertex__program_8cpp.html#a1">EVS_INFO</a>(<font class="stringliteral">"Extract component"</font>);
00646                                         ++numEC;
00647                                 }
00648                                 <font class="keywordflow">break</font>;
00649                                 <font class="keywordflow">case</font>  <a class="code" href="structCVPInstruction.html#s18s0">CVPInstruction::MOV</a>:
00650                                 {                                                                                       
00651                                         <a class="code" href="driver__opengl__extension_8h.html#a121">nglShaderOp1EXT</a>(<a class="code" href="driver__opengl__extension__def_8h.html#a255">GL_OP_MOV_EXT</a>, destValue, srcValue[0]);
00652                                         <a class="code" href="driver__opengl__vertex__program_8cpp.html#a1">EVS_INFO</a>(<font class="stringliteral">"GL_OP_MOV_EXT"</font>);
00653                                         ++numOp;                                        
00654                                 }
00655                                 <font class="keywordflow">break</font>;
00656                                 <font class="keywordflow">case</font>  <a class="code" href="structCVPInstruction.html#s18s2">CVPInstruction::MUL</a>: 
00657                                         <a class="code" href="driver__opengl__extension_8h.html#a122">nglShaderOp2EXT</a>(<a class="code" href="driver__opengl__extension__def_8h.html#a236">GL_OP_MUL_EXT</a>, destValue, srcValue[0], srcValue[1]); 
00658                                         <a class="code" href="driver__opengl__vertex__program_8cpp.html#a1">EVS_INFO</a>(<font class="stringliteral">"GL_OP_MUL_EXT"</font>);
00659                                         ++numOp;
00660                                 <font class="keywordflow">break</font>;
00661                                 <font class="keywordflow">case</font>  <a class="code" href="structCVPInstruction.html#s18s3">CVPInstruction::ADD</a>: 
00662                                         <a class="code" href="driver__opengl__extension_8h.html#a122">nglShaderOp2EXT</a>(<a class="code" href="driver__opengl__extension__def_8h.html#a237">GL_OP_ADD_EXT</a>, destValue, srcValue[0], srcValue[1]); 
00663                                         <a class="code" href="driver__opengl__vertex__program_8cpp.html#a1">EVS_INFO</a>(<font class="stringliteral">"GL_OP_ADD_EXT"</font>);
00664                                         ++numOp;
00665                                 <font class="keywordflow">break</font>;
00666                                 <font class="keywordflow">case</font>  <a class="code" href="structCVPInstruction.html#s18s4">CVPInstruction::MAD</a>: 
00667                                         <a class="code" href="driver__opengl__extension_8h.html#a123">nglShaderOp3EXT</a>(<a class="code" href="driver__opengl__extension__def_8h.html#a238">GL_OP_MADD_EXT</a>, destValue, srcValue[0], srcValue[1], srcValue[2]); 
00668                                         <a class="code" href="driver__opengl__vertex__program_8cpp.html#a1">EVS_INFO</a>(<font class="stringliteral">"GL_OP_MADD_EXT"</font>);
00669                                         ++numOp;
00670                                 <font class="keywordflow">break</font>;
00671                                 <font class="keywordflow">case</font>  <a class="code" href="structCVPInstruction.html#s18s5">CVPInstruction::RSQ</a>:
00672                                 {
00673                                         <a class="code" href="debug_8h.html#a6">nlassert</a>(program[k].Src1.<a class="code" href="structCVPOperand.html#m9">Swizzle</a>.<a class="code" href="structCVPSwizzle.html#a0">isScalar</a>());
00674                                         <font class="comment">// extract the component we need</font>
00675                                         <a class="code" href="driver__opengl__extension__def_8h.html#a423">GLuint</a> <a class="code" href="driver__opengl__extension__def_8h.html#a358">index</a> = program[k].Src1.<a class="code" href="structCVPOperand.html#m9">Swizzle</a>.<a class="code" href="structCVPSwizzle.html#m0">Comp</a>[0];
00676                                         <a class="code" href="driver__opengl__extension_8h.html#a127">nglExtractComponentEXT</a>(firstTempScalar, srcValue[0],  <a class="code" href="driver__opengl__extension__def_8h.html#a358">index</a>);
00677                                         <a class="code" href="driver__opengl__vertex__program_8cpp.html#a1">EVS_INFO</a>(<font class="stringliteral">"Extract component"</font>);
00678                                         ++numEC;
00679                                         <a class="code" href="driver__opengl__extension_8h.html#a121">nglShaderOp1EXT</a>(<a class="code" href="driver__opengl__extension__def_8h.html#a251">GL_OP_RECIP_SQRT_EXT</a>, firstTempScalar + 1, firstTempScalar);
00680                                         <a class="code" href="driver__opengl__vertex__program_8cpp.html#a1">EVS_INFO</a>(<font class="stringliteral">"GL_OP_RECIP_SQRT_EXT"</font>);
00681                                         ++numOp;
00682                                         <font class="comment">// duplicate result in destination</font>
00683                                         <font class="keywordflow">for</font>(uint <a class="code" href="namespaceNLAISCRIPT.html#a20">l</a> = 0; <a class="code" href="namespaceNLAISCRIPT.html#a20">l</a> &lt; 4; ++<a class="code" href="namespaceNLAISCRIPT.html#a20">l</a>)
00684                                         {
00685                                                 <font class="keywordflow">if</font> (writeMask &amp; (1 &lt;&lt; <a class="code" href="namespaceNLAISCRIPT.html#a20">l</a>))
00686                                                 {                                               
00687                                                         <a class="code" href="driver__opengl__extension_8h.html#a126">nglInsertComponentEXT</a>(destValue, firstTempScalar + 1, <a class="code" href="namespaceNLAISCRIPT.html#a20">l</a>);
00688                                                         <a class="code" href="driver__opengl__vertex__program_8cpp.html#a1">EVS_INFO</a>(<font class="stringliteral">"Insert component"</font>);
00689                                                         <a class="code" href="debug_8h.html#a6">nlassert</a>(glGetError() == GL_NO_ERROR);
00690                                                 }
00691                                         }
00692                                 }
00693                                 <font class="keywordflow">break</font>;
00694                                 <font class="keywordflow">case</font>  <a class="code" href="structCVPInstruction.html#s18s6">CVPInstruction::DP3</a>: 
00695                                         <a class="code" href="driver__opengl__extension_8h.html#a122">nglShaderOp2EXT</a>(<a class="code" href="driver__opengl__extension__def_8h.html#a234">GL_OP_DOT3_EXT</a>, destValue, srcValue[0], srcValue[1]);
00696                                         <a class="code" href="driver__opengl__vertex__program_8cpp.html#a1">EVS_INFO</a>(<font class="stringliteral">"GL_OP_DOT3_EXT"</font>);
00697                                         ++numOp;
00698                                 <font class="keywordflow">break</font>;
00699                                 <font class="keywordflow">case</font>  <a class="code" href="structCVPInstruction.html#s18s7">CVPInstruction::DP4</a>: 
00700                                         <a class="code" href="driver__opengl__extension_8h.html#a122">nglShaderOp2EXT</a>(<a class="code" href="driver__opengl__extension__def_8h.html#a235">GL_OP_DOT4_EXT</a>, destValue, srcValue[0], srcValue[1]); 
00701                                         <a class="code" href="driver__opengl__vertex__program_8cpp.html#a1">EVS_INFO</a>(<font class="stringliteral">"GL_OP_DOT4_EXT"</font>);
00702                                         ++numOp;
00703                                 <font class="keywordflow">break</font>;
00704                                 <font class="keywordflow">case</font>  <a class="code" href="structCVPInstruction.html#s18s8">CVPInstruction::DST</a>: 
00705                                         <a class="code" href="namespaceNL3D.html#a358">doSwizzle</a>(firstTempRegister, srcValue[0], <a class="code" href="driver__opengl__extension__def_8h.html#a325">GL_ONE_EXT</a>, <a class="code" href="driver__opengl__extension__def_8h.html#a317">GL_Y_EXT</a>, <a class="code" href="driver__opengl__extension__def_8h.html#a318">GL_Z_EXT</a>, <a class="code" href="driver__opengl__extension__def_8h.html#a325">GL_ONE_EXT</a>);
00706                                         <a class="code" href="driver__opengl__vertex__program_8cpp.html#a1">EVS_INFO</a>(<font class="stringliteral">"GL_OP_DOT4_EXT"</font>);
00707                                         ++numOp;
00708                                         <a class="code" href="namespaceNL3D.html#a358">doSwizzle</a>(firstTempRegister + 1, srcValue[1], <a class="code" href="driver__opengl__extension__def_8h.html#a325">GL_ONE_EXT</a>, <a class="code" href="driver__opengl__extension__def_8h.html#a317">GL_Y_EXT</a>, <a class="code" href="driver__opengl__extension__def_8h.html#a325">GL_ONE_EXT</a>, <a class="code" href="driver__opengl__extension__def_8h.html#a319">GL_W_EXT</a>);                                      
00709                                         ++numSwizzle;
00710                                         <a class="code" href="driver__opengl__extension_8h.html#a122">nglShaderOp2EXT</a>(<a class="code" href="driver__opengl__extension__def_8h.html#a236">GL_OP_MUL_EXT</a>, destValue, firstTempRegister, firstTempRegister + 1);
00711                                         <a class="code" href="driver__opengl__vertex__program_8cpp.html#a1">EVS_INFO</a>(<font class="stringliteral">"GL_OP_MUL_EXT"</font>);
00712                                         ++numOp;
00713                                 <font class="keywordflow">break</font>;                                  
00714                                 <font class="keywordflow">case</font>  <a class="code" href="structCVPInstruction.html#s18s9">CVPInstruction::LIT</a>:
00715                                 {
00716                                         uint writeMask = program[k].Dest.<a class="code" href="structCVPOperand.html#m7">WriteMask</a>;                                     
00717                                         <a class="code" href="driver__opengl__extension_8h.html#a127">nglExtractComponentEXT</a>(firstTempScalar, srcValue[0], 0); <font class="comment">// extract X from the source</font>
00718                                         <font class="keywordflow">if</font> (writeMask &amp; 4)
00719                                         {                                       
00720                                                 <a class="code" href="driver__opengl__extension_8h.html#a127">nglExtractComponentEXT</a>(firstTempScalar + 1, srcValue[0], 1); <font class="comment">// extract Y from the source</font>
00721                                                 <a class="code" href="driver__opengl__vertex__program_8cpp.html#a1">EVS_INFO</a>(<font class="stringliteral">"Extract component"</font>);
00722                                                 ++numEC;
00723                                                 <a class="code" href="driver__opengl__extension_8h.html#a127">nglExtractComponentEXT</a>(firstTempScalar + 2, srcValue[0], 3); <font class="comment">// extract W from the source</font>
00724                                                 <a class="code" href="driver__opengl__vertex__program_8cpp.html#a1">EVS_INFO</a>(<font class="stringliteral">"Extract component"</font>);
00725                                                 ++numEC;
00726                                                 <font class="comment">// result = X &gt; 0 ? Y^W : 0                                     </font>
00727                                                 <a class="code" href="driver__opengl__extension_8h.html#a122">nglShaderOp2EXT</a>(<a class="code" href="driver__opengl__extension__def_8h.html#a249">GL_OP_POWER_EXT</a>, firstTempScalar + 2, firstTempScalar + 1, firstTempScalar + 2);
00728                                                 <a class="code" href="driver__opengl__vertex__program_8cpp.html#a1">EVS_INFO</a>(<font class="stringliteral">"GL_OP_POWER_EXT"</font>);
00729                                                 ++numOp;
00730                                                 <a class="code" href="driver__opengl__extension_8h.html#a122">nglShaderOp2EXT</a>(<a class="code" href="driver__opengl__extension__def_8h.html#a242">GL_OP_SET_GE_EXT</a>, firstTempScalar + 1, firstTempScalar, cteZero);
00731                                                 <a class="code" href="driver__opengl__vertex__program_8cpp.html#a1">EVS_INFO</a>(<font class="stringliteral">"GL_OP_SET_GE_EXT"</font>);
00732                                                 ++numOp;
00733                                                 <a class="code" href="driver__opengl__extension_8h.html#a122">nglShaderOp2EXT</a>(<a class="code" href="driver__opengl__extension__def_8h.html#a236">GL_OP_MUL_EXT</a>, firstTempScalar + 2, firstTempScalar + 2, firstTempScalar + 1);
00734                                                 <a class="code" href="driver__opengl__vertex__program_8cpp.html#a1">EVS_INFO</a>(<font class="stringliteral">"GL_OP_MUL_EXT"</font>);
00735                                                 ++numOp;
00736                                                 <font class="comment">// store result</font>
00737                                                 <a class="code" href="driver__opengl__extension_8h.html#a126">nglInsertComponentEXT</a>(destValue, firstTempScalar + 2, 2);
00738                                                 <a class="code" href="driver__opengl__vertex__program_8cpp.html#a1">EVS_INFO</a>(<font class="stringliteral">"Insert component"</font>);
00739                                                 ++numIC;
00740                                         }
00741                                         <font class="keywordflow">if</font> (writeMask &amp; 2) 
00742                                         {
00743                                                 <font class="comment">// clamp N.L to [0, 1]</font>
00744                                                 <a class="code" href="driver__opengl__extension_8h.html#a123">nglShaderOp3EXT</a>(<a class="code" href="driver__opengl__extension__def_8h.html#a244">GL_OP_CLAMP_EXT</a>, firstTempScalar, firstTempScalar, cteZero, cteOne);
00745                                                 <a class="code" href="driver__opengl__vertex__program_8cpp.html#a1">EVS_INFO</a>(<font class="stringliteral">"GL_OP_CLAMP_EXT"</font>);
00746                                                 ++numOp;
00747                                                 <a class="code" href="driver__opengl__extension_8h.html#a126">nglInsertComponentEXT</a>(destValue, firstTempScalar, 1);
00748                                                 <a class="code" href="driver__opengl__vertex__program_8cpp.html#a1">EVS_INFO</a>(<font class="stringliteral">"Insert component"</font>);
00749                                                 ++numIC;
00750                                         }
00751                                         <font class="comment">// set x and w to 1 if they are not masked</font>
00752                                         <font class="keywordflow">if</font> (writeMask &amp; (1 + 8)) 
00753                                         {                                       
00754                                                 <a class="code" href="namespaceNL3D.html#a358">doSwizzle</a>(destValue, destValue, 
00755                                                                           (writeMask &amp; 1) ? <a class="code" href="driver__opengl__extension__def_8h.html#a325">GL_ONE_EXT</a> : <a class="code" href="driver__opengl__extension__def_8h.html#a316">GL_X_EXT</a>,
00756                                                                           <a class="code" href="driver__opengl__extension__def_8h.html#a317">GL_Y_EXT</a>,
00757                                                                           <a class="code" href="driver__opengl__extension__def_8h.html#a318">GL_Z_EXT</a>,
00758                                                                           (writeMask &amp; 8) ? <a class="code" href="driver__opengl__extension__def_8h.html#a325">GL_ONE_EXT</a> : <a class="code" href="driver__opengl__extension__def_8h.html#a319">GL_W_EXT</a>);                                             
00759                                                 ++numSwizzle;
00760                                         }                                       
00761                                                  
00762                                 }
00763                                 <font class="keywordflow">break</font>;
00764                                 <font class="keywordflow">case</font>  <a class="code" href="structCVPInstruction.html#s18s10">CVPInstruction::MIN</a>: 
00765                                         <a class="code" href="driver__opengl__extension_8h.html#a122">nglShaderOp2EXT</a>(<a class="code" href="driver__opengl__extension__def_8h.html#a241">GL_OP_MIN_EXT</a>, destValue, srcValue[0], srcValue[1]);
00766                                         <a class="code" href="driver__opengl__vertex__program_8cpp.html#a1">EVS_INFO</a>(<font class="stringliteral">"GL_OP_MIN_EXT"</font>);
00767                                         ++numOp;
00768                                 <font class="keywordflow">break</font>;
00769                                 <font class="keywordflow">case</font>  <a class="code" href="structCVPInstruction.html#s18s11">CVPInstruction::MAX</a>: 
00770                                         <a class="code" href="driver__opengl__extension_8h.html#a122">nglShaderOp2EXT</a>(<a class="code" href="driver__opengl__extension__def_8h.html#a240">GL_OP_MAX_EXT</a>, destValue, srcValue[0], srcValue[1]);
00771                                         <a class="code" href="driver__opengl__vertex__program_8cpp.html#a1">EVS_INFO</a>(<font class="stringliteral">"GL_OP_MAX_EXT"</font>);
00772                                         ++numOp;
00773                                 <font class="keywordflow">break</font>;
00774                                 <font class="keywordflow">case</font>  <a class="code" href="structCVPInstruction.html#s18s12">CVPInstruction::SLT</a>: 
00775                                         <a class="code" href="driver__opengl__extension_8h.html#a122">nglShaderOp2EXT</a>(<a class="code" href="driver__opengl__extension__def_8h.html#a243">GL_OP_SET_LT_EXT</a>, destValue, srcValue[0], srcValue[1]);
00776                                         <a class="code" href="driver__opengl__vertex__program_8cpp.html#a1">EVS_INFO</a>(<font class="stringliteral">"GL_OP_SET_LT_EXT"</font>);
00777                                         ++numOp;
00778                                 <font class="keywordflow">break</font>;
00779                                 <font class="keywordflow">case</font>  <a class="code" href="structCVPInstruction.html#s18s13">CVPInstruction::SGE</a>: 
00780                                         <a class="code" href="driver__opengl__extension_8h.html#a122">nglShaderOp2EXT</a>(<a class="code" href="driver__opengl__extension__def_8h.html#a242">GL_OP_SET_GE_EXT</a>, destValue, srcValue[0], srcValue[1]);
00781                                         <a class="code" href="driver__opengl__vertex__program_8cpp.html#a1">EVS_INFO</a>(<font class="stringliteral">"GL_OP_SET_GE_EXT"</font>);
00782                                         ++numOp;
00783                                 <font class="keywordflow">break</font>;
00784                                 <font class="keywordflow">case</font>  <a class="code" href="structCVPInstruction.html#s18s14">CVPInstruction::EXPP</a>:
00785                                 {                       
00786                                         uint writeMask = program[k].Dest.<a class="code" href="structCVPOperand.html#m7">WriteMask</a>;
00787                                         <a class="code" href="debug_8h.html#a6">nlassert</a>(program[k].Src1.<a class="code" href="structCVPOperand.html#m9">Swizzle</a>.<a class="code" href="structCVPSwizzle.html#a0">isScalar</a>());
00788                                         <a class="code" href="driver__opengl__extension__def_8h.html#a423">GLuint</a> compIndex = program[k].Src1.<a class="code" href="structCVPOperand.html#m9">Swizzle</a>.<a class="code" href="structCVPSwizzle.html#m0">Comp</a>[0];
00789                                         <a class="code" href="driver__opengl__extension_8h.html#a127">nglExtractComponentEXT</a>(firstTempScalar + 2, srcValue[0], compIndex); <font class="comment">// extract W from the source</font>
00790                                         <a class="code" href="driver__opengl__vertex__program_8cpp.html#a1">EVS_INFO</a>(<font class="stringliteral">"Extract component"</font>);
00791                                         ++numEC;
00792                                         <font class="keywordflow">if</font> (writeMask &amp; 1)
00793                                         {                                       
00794                                                 <a class="code" href="driver__opengl__extension_8h.html#a121">nglShaderOp1EXT</a>(<a class="code" href="driver__opengl__extension__def_8h.html#a245">GL_OP_FLOOR_EXT</a>, firstTempScalar, firstTempScalar + 2); <font class="comment">// (int) W</font>
00795                                                 <a class="code" href="driver__opengl__vertex__program_8cpp.html#a1">EVS_INFO</a>(<font class="stringliteral">"GL_OP_FLOOR_EXT"</font>);
00796                                                 ++numOp;
00797                                                 <a class="code" href="driver__opengl__extension_8h.html#a121">nglShaderOp1EXT</a>(<a class="code" href="driver__opengl__extension__def_8h.html#a247">GL_OP_EXP_BASE_2_EXT</a>, firstTempScalar, firstTempScalar); <font class="comment">// 2 ^ (int) W         </font>
00798                                                 <a class="code" href="driver__opengl__vertex__program_8cpp.html#a1">EVS_INFO</a>(<font class="stringliteral">"GL_OP_EXP_BASE_2_EXT"</font>);
00799                                                 ++numOp;
00800                                         }
00801                                         <font class="keywordflow">if</font> (writeMask &amp; 2) 
00802                                         {                                       
00803                                                 <a class="code" href="driver__opengl__extension_8h.html#a121">nglShaderOp1EXT</a>(<a class="code" href="driver__opengl__extension__def_8h.html#a239">GL_OP_FRAC_EXT</a>, firstTempScalar + 1, firstTempScalar + 2); <font class="comment">// frac(W)</font>
00804                                                 <a class="code" href="driver__opengl__vertex__program_8cpp.html#a1">EVS_INFO</a>(<font class="stringliteral">"GL_OP_FRAC_EXT"</font>);
00805                                                 ++numOp;
00806                                         }
00807                                         <font class="keywordflow">if</font> (writeMask &amp; 4) <a class="code" href="driver__opengl__extension_8h.html#a121">nglShaderOp1EXT</a>(<a class="code" href="driver__opengl__extension__def_8h.html#a247">GL_OP_EXP_BASE_2_EXT</a>, firstTempScalar + 2, firstTempScalar + 2); <font class="comment">// 2 ^W</font>
00808                                         <font class="comment">// store the results</font>
00809                                         <font class="keywordflow">if</font> (writeMask &amp; 1) { <a class="code" href="driver__opengl__extension_8h.html#a126">nglInsertComponentEXT</a>(destValue, firstTempScalar, 0); <a class="code" href="driver__opengl__vertex__program_8cpp.html#a1">EVS_INFO</a>(<font class="stringliteral">"Insert component"</font>); ++numIC;  }
00810                                         <font class="keywordflow">if</font> (writeMask &amp; 2) { <a class="code" href="driver__opengl__extension_8h.html#a126">nglInsertComponentEXT</a>(destValue, firstTempScalar + 1, 1); <a class="code" href="driver__opengl__vertex__program_8cpp.html#a1">EVS_INFO</a>(<font class="stringliteral">"Insert component"</font>); ++numIC; }
00811                                         <font class="keywordflow">if</font> (writeMask &amp; 4) { <a class="code" href="driver__opengl__extension_8h.html#a126">nglInsertComponentEXT</a>(destValue, firstTempScalar + 2, 2); <a class="code" href="driver__opengl__vertex__program_8cpp.html#a1">EVS_INFO</a>(<font class="stringliteral">"Insert component"</font>); ++numIC; }
00812                                         <font class="comment">// set W to 1 and leave other values unchanged</font>
00813                                         <font class="keywordflow">if</font> (writeMask &amp; 8) { <a class="code" href="namespaceNL3D.html#a358">doSwizzle</a>(destValue, destValue, <a class="code" href="driver__opengl__extension__def_8h.html#a316">GL_X_EXT</a>, <a class="code" href="driver__opengl__extension__def_8h.html#a317">GL_Y_EXT</a>, <a class="code" href="driver__opengl__extension__def_8h.html#a318">GL_Z_EXT</a>, <a class="code" href="driver__opengl__extension__def_8h.html#a325">GL_ONE_EXT</a>); ++numSwizzle; }
00814                                 }
00815                                 <font class="keywordflow">break</font>;
00816                                 <font class="keywordflow">case</font>  <a class="code" href="structCVPInstruction.html#s18s15">CVPInstruction::LOG</a>:
00817                                 {                                       
00818                                         uint writeMask = program[k].Dest.<a class="code" href="structCVPOperand.html#m7">WriteMask</a>;
00819                                         <a class="code" href="debug_8h.html#a6">nlassert</a>(program[k].Src1.<a class="code" href="structCVPOperand.html#m9">Swizzle</a>.<a class="code" href="structCVPSwizzle.html#a0">isScalar</a>());
00820                                         <font class="comment">// extract the component we need</font>
00821                                         <a class="code" href="driver__opengl__extension_8h.html#a127">nglExtractComponentEXT</a>(firstTempScalar, srcValue[0], (<a class="code" href="driver__opengl__extension__def_8h.html#a423">GLuint</a>) program[k].Src1.<a class="code" href="structCVPOperand.html#m9">Swizzle</a>.<a class="code" href="structCVPSwizzle.html#m0">Comp</a>[0]);
00822                                         <a class="code" href="driver__opengl__vertex__program_8cpp.html#a1">EVS_INFO</a>(<font class="stringliteral">"Extract component"</font>);
00823                                         ++numEC;
00824                                         <font class="comment">// get abs(src) : abs(src) = max(src, -src)</font>
00825                                         <a class="code" href="driver__opengl__extension_8h.html#a121">nglShaderOp1EXT</a>(<a class="code" href="driver__opengl__extension__def_8h.html#a233">GL_OP_NEGATE_EXT</a>, firstTempScalar + 1, firstTempScalar);
00826                                         <a class="code" href="driver__opengl__vertex__program_8cpp.html#a1">EVS_INFO</a>(<font class="stringliteral">"GL_OP_NEGATE_EXT"</font>);
00827                                         ++numOp;
00828                                         <a class="code" href="driver__opengl__extension_8h.html#a122">nglShaderOp2EXT</a>(<a class="code" href="driver__opengl__extension__def_8h.html#a240">GL_OP_MAX_EXT</a>, firstTempScalar, firstTempScalar, firstTempScalar + 1);
00829                                         <a class="code" href="driver__opengl__vertex__program_8cpp.html#a1">EVS_INFO</a>(<font class="stringliteral">"GL_OP_MAX_EXT"</font>);
00830                                         ++numOp;
00831                                         <a class="code" href="driver__opengl__extension_8h.html#a121">nglShaderOp1EXT</a>(<a class="code" href="driver__opengl__extension__def_8h.html#a248">GL_OP_LOG_BASE_2_EXT</a>, firstTempScalar, firstTempScalar); <font class="comment">// (int) W</font>
00832                                         <a class="code" href="driver__opengl__vertex__program_8cpp.html#a1">EVS_INFO</a>(<font class="stringliteral">"GL_OP_LOG_BASE_2_EXT"</font>);
00833                                         ++numOp;
00834                                         <font class="comment">// store the results</font>
00835                                         <font class="keywordflow">for</font>(uint <a class="code" href="namespaceNLAISCRIPT.html#a20">l</a> = 0; <a class="code" href="namespaceNLAISCRIPT.html#a20">l</a> &lt; 4; ++<a class="code" href="namespaceNLAISCRIPT.html#a20">l</a>)
00836                                         {
00837                                                 <font class="keywordflow">if</font> (writeMask &amp; (1 &lt;&lt; <a class="code" href="namespaceNLAISCRIPT.html#a20">l</a>))
00838                                                 {                                               
00839                                                         <a class="code" href="driver__opengl__extension_8h.html#a126">nglInsertComponentEXT</a>(destValue, firstTempScalar, <a class="code" href="namespaceNLAISCRIPT.html#a20">l</a>);
00840                                                         <a class="code" href="driver__opengl__vertex__program_8cpp.html#a1">EVS_INFO</a>(<font class="stringliteral">"Insert component"</font>);
00841                                                         <a class="code" href="debug_8h.html#a6">nlassert</a>(glGetError() == GL_NO_ERROR);
00842                                                 }
00843                                         }                                       
00844                                 }
00845                                 <font class="keywordflow">break</font>;
00846                                 <font class="keywordflow">case</font>  <a class="code" href="structCVPInstruction.html#s18s16">CVPInstruction::RCP</a>:
00847                                 {
00848                                         uint writeMask = program[k].Dest.<a class="code" href="structCVPOperand.html#m7">WriteMask</a>;
00849                                         <a class="code" href="debug_8h.html#a6">nlassert</a>(program[k].Src1.<a class="code" href="structCVPOperand.html#m9">Swizzle</a>.<a class="code" href="structCVPSwizzle.html#a0">isScalar</a>());
00850                                         <font class="comment">// extract the component we need</font>
00851                                         <a class="code" href="driver__opengl__extension_8h.html#a127">nglExtractComponentEXT</a>(firstTempScalar, srcValue[0], (<a class="code" href="driver__opengl__extension__def_8h.html#a423">GLuint</a>) program[k].Src1.<a class="code" href="structCVPOperand.html#m9">Swizzle</a>.<a class="code" href="structCVPSwizzle.html#m0">Comp</a>[0]);
00852                                         <a class="code" href="driver__opengl__vertex__program_8cpp.html#a1">EVS_INFO</a>(<font class="stringliteral">"Extract component"</font>);
00853                                         ++numEC;
00854                                         <a class="code" href="driver__opengl__extension_8h.html#a121">nglShaderOp1EXT</a>(<a class="code" href="driver__opengl__extension__def_8h.html#a250">GL_OP_RECIP_EXT</a>, firstTempScalar + 1, firstTempScalar);
00855                                         <a class="code" href="driver__opengl__vertex__program_8cpp.html#a1">EVS_INFO</a>(<font class="stringliteral">"GL_OP_RECIP_EXT"</font>);
00856                                         ++numOp;
00857                                         <font class="comment">// duplicate result in destination</font>
00858                                         <font class="keywordflow">for</font>(uint <a class="code" href="namespaceNLAISCRIPT.html#a20">l</a> = 0; <a class="code" href="namespaceNLAISCRIPT.html#a20">l</a> &lt; 4; ++<a class="code" href="namespaceNLAISCRIPT.html#a20">l</a>)
00859                                         {
00860                                                 <font class="keywordflow">if</font> (writeMask &amp; (1 &lt;&lt; <a class="code" href="namespaceNLAISCRIPT.html#a20">l</a>))
00861                                                 {                                               
00862                                                         <a class="code" href="driver__opengl__extension_8h.html#a126">nglInsertComponentEXT</a>(destValue, firstTempScalar + 1, <a class="code" href="namespaceNLAISCRIPT.html#a20">l</a>);
00863                                                         <a class="code" href="driver__opengl__vertex__program_8cpp.html#a1">EVS_INFO</a>(<font class="stringliteral">"insert component"</font>);
00864                                                         ++numIC;
00865                                                 }
00866                                         }
00867                                 }                                       
00868                                 <font class="keywordflow">break</font>;
00869                         }
00870 
00871                         glError = glGetError();
00872                         <a class="code" href="debug_8h.html#a6">nlassert</a>(glError == GL_NO_ERROR)
00873 
00874                                 
00875                         <font class="comment">// apply write mask if any</font>
00876                         <font class="keywordflow">if</font> (writeMask != 0x0f)
00877                         {                                                                       
00878                                 <font class="keywordflow">if</font> (destOperand.<a class="code" href="structCVPOperand.html#m0">Type</a> == <a class="code" href="structCVPOperand.html#s40s3">CVPOperand::OutputRegister</a> &amp;&amp; destValue != fogTemp)
00879                                 {
00880                                         uint &amp;outputMask = componentWritten[outputRegisterIndex];
00881                                         <font class="comment">// is a texture coordinate or a color being written ?</font>
00882                                         <font class="keywordflow">if</font> ((maskedDestValue &gt;= <a class="code" href="driver__opengl__extension__def_8h.html#a259">GL_OUTPUT_TEXTURE_COORD0_EXT</a> &amp;&amp; maskedDestValue &lt;= <a class="code" href="driver__opengl__extension__def_8h.html#a266">GL_OUTPUT_TEXTURE_COORD7_EXT</a>)
00883                                                 || maskedDestValue == <a class="code" href="driver__opengl__extension__def_8h.html#a257">GL_OUTPUT_COLOR0_EXT</a>
00884                                                 || maskedDestValue == <a class="code" href="driver__opengl__extension__def_8h.html#a258">GL_OUTPUT_COLOR1_EXT</a>
00885                                            )
00886                                         {                                       
00887                                                 <font class="comment">// test if this is the last time this output will be written</font>
00888                                                 <font class="keywordtype">bool</font> found = <font class="keyword">false</font>;
00889                                                 <font class="comment">// if this was the last write for this output, must set unfilled component</font>
00890                                                 <font class="comment">// NB : this loop could be optimized, but vertex program are rather short for now ..</font>
00891                                                 <font class="keywordflow">for</font>(uint m = k + 1; m &lt; program.size(); ++m)
00892                                                 {
00893                                                         <font class="keywordflow">if</font> (program[m].Dest.<a class="code" href="structCVPOperand.html#m0">Type</a> == <a class="code" href="structCVPOperand.html#s40s3">CVPOperand::OutputRegister</a>) <font class="comment">// another output to this texture ?</font>
00894                                                         {
00895                                                                 <font class="keywordflow">if</font> (program[m].Dest.<a class="code" href="structCVPOperand.html#m5">Value</a>.OutputRegisterValue == program[k].Dest.<a class="code" href="structCVPOperand.html#m5">Value</a>.OutputRegisterValue)
00896                                                                 {
00897                                                                         found = <font class="keyword">true</font>;
00898                                                                         <font class="keywordflow">break</font>;
00899                                                                 }
00900                                                         }
00901                                                 }
00902 
00903                                                 <font class="keywordflow">if</font> (found)
00904                                                 {
00905                                                         <font class="keywordflow">if</font> (!outputWritten)
00906                                                         {                                                       
00907                                                                 <font class="comment">// write values</font>
00908                                                                 <a class="code" href="namespaceNL3D.html#a359">doWriteMask</a>(maskedDestValue, destValue,
00909                                                                                                 writeMask &amp; 1 ? GL_TRUE : GL_FALSE,
00910                                                                                                 writeMask &amp; 2 ? GL_TRUE : GL_FALSE,
00911                                                                                                 writeMask &amp; 4 ? GL_TRUE : GL_FALSE,
00912                                                                                                 writeMask &amp; 8 ? GL_TRUE : GL_FALSE);
00913                                                                 ++numWM;
00914                                                         }
00915                                                 }
00916                                                 <font class="keywordflow">else</font> <font class="comment">// this is the last write, check if the mask is complete</font>
00917                                                 {
00918                                                         <font class="keywordflow">if</font> ((outputMask | writeMask) == 0xf)
00919                                                         {
00920                                                                 <font class="keywordflow">if</font> (!outputWritten)
00921                                                                 {
00922                                                                         <font class="comment">// ok, after this call everything has been written</font>
00923                                                                         <font class="comment">// write values</font>
00924                                                                             <a class="code" href="namespaceNL3D.html#a359">doWriteMask</a>(maskedDestValue, destValue,
00925                                                                                                         writeMask &amp; 1 ? GL_TRUE : GL_FALSE,
00926                                                                                                         writeMask &amp; 2 ? GL_TRUE : GL_FALSE,
00927                                                                                                         writeMask &amp; 4 ? GL_TRUE : GL_FALSE,
00928                                                                                                         writeMask &amp; 8 ? GL_TRUE : GL_FALSE);
00929                                                                         ++numWM;
00930                                                                 }
00931                                                         }
00932                                                         <font class="keywordflow">else</font>
00933                                                         {
00934                                                                 uint prevMask = outputMask;
00935                                                                 uint newMask  = writeMask | outputMask;
00936                                                                 
00937                                                                 <font class="comment">// complete unused entries</font>
00938 
00939                                                                 <font class="comment">// if primary color is output, then the default color is white</font>
00940                                                                 <font class="keywordflow">if</font> (maskedDestValue == <a class="code" href="driver__opengl__extension__def_8h.html#a257">GL_OUTPUT_COLOR0_EXT</a>)
00941                                                                 {
00942                                                                         <a class="code" href="namespaceNL3D.html#a358">doSwizzle</a>(firstTempRegister, destValue,
00943                                                                                                   newMask &amp; 1 ? <a class="code" href="driver__opengl__extension__def_8h.html#a316">GL_X_EXT</a> : <a class="code" href="driver__opengl__extension__def_8h.html#a325">GL_ONE_EXT</a>,
00944                                                                                                   newMask &amp; 2 ? <a class="code" href="driver__opengl__extension__def_8h.html#a317">GL_Y_EXT</a> : <a class="code" href="driver__opengl__extension__def_8h.html#a325">GL_ONE_EXT</a>,
00945                                                                                                   newMask &amp; 4 ? <a class="code" href="driver__opengl__extension__def_8h.html#a318">GL_Z_EXT</a> : <a class="code" href="driver__opengl__extension__def_8h.html#a325">GL_ONE_EXT</a>,
00946                                                                                                   newMask &amp; 8 ? <a class="code" href="driver__opengl__extension__def_8h.html#a319">GL_W_EXT</a> : <a class="code" href="driver__opengl__extension__def_8h.html#a325">GL_ONE_EXT</a>);
00947                                                                 }
00948                                                                 <font class="keywordflow">else</font>
00949                                                                 {                                                               
00950                                                                         <a class="code" href="namespaceNL3D.html#a358">doSwizzle</a>(firstTempRegister, destValue,
00951                                                                                                   newMask &amp; 1 ? <a class="code" href="driver__opengl__extension__def_8h.html#a316">GL_X_EXT</a> : <a class="code" href="driver__opengl__extension__def_8h.html#a324">GL_ZERO_EXT</a>,
00952                                                                                                   newMask &amp; 2 ? <a class="code" href="driver__opengl__extension__def_8h.html#a317">GL_Y_EXT</a> : <a class="code" href="driver__opengl__extension__def_8h.html#a324">GL_ZERO_EXT</a>,
00953                                                                                                   newMask &amp; 4 ? <a class="code" href="driver__opengl__extension__def_8h.html#a318">GL_Z_EXT</a> : <a class="code" href="driver__opengl__extension__def_8h.html#a324">GL_ZERO_EXT</a>,
00954                                                                                                   newMask &amp; 8 ? <a class="code" href="driver__opengl__extension__def_8h.html#a319">GL_W_EXT</a> : <a class="code" href="driver__opengl__extension__def_8h.html#a325">GL_ONE_EXT</a>);
00955                                                                 }
00956                                                                 <font class="keywordflow">if</font> (!outputWritten)
00957                                                                 {                                                       
00958                                                                         ++numWM;
00959                                                                             <a class="code" href="namespaceNL3D.html#a359">doWriteMask</a>(maskedDestValue, firstTempRegister,
00960                                                                                                         prevMask &amp; 1 ? GL_FALSE : GL_TRUE,
00961                                                                                                         prevMask &amp; 2 ? GL_FALSE : GL_TRUE,
00962                                                                                                         prevMask &amp; 4 ? GL_FALSE : GL_TRUE,
00963                                                                                                         prevMask &amp; 8 ? GL_FALSE : GL_TRUE
00964                                                                                                   );                                                                    
00965                                                                         ++numWM;
00966                                                                 }
00967                                                                 outputMask = 0xf;
00968                                                         }
00969                                                 }                                                                               
00970                                         }
00971                                         <font class="keywordflow">else</font>
00972                                         {
00973                                                 <font class="keywordflow">if</font> (!outputWritten)
00974                                                 {
00975                                                             <a class="code" href="namespaceNL3D.html#a359">doWriteMask</a>(maskedDestValue, destValue,
00976                                                                                         writeMask &amp; 1 ? GL_TRUE : GL_FALSE,
00977                                                                                         writeMask &amp; 2 ? GL_TRUE : GL_FALSE,
00978                                                                                         writeMask &amp; 4 ? GL_TRUE : GL_FALSE,
00979                                                                                         writeMask &amp; 8 ? GL_TRUE : GL_FALSE);
00980                                                         ++numWM;
00981                                                 }
00982                                         }
00983                                         <font class="comment">// complete the mask </font>
00984                                         outputMask |= writeMask;
00985                                 }
00986                                 <font class="keywordflow">else</font> <font class="keywordflow">if</font> (destOperand.<a class="code" href="structCVPOperand.html#m0">Type</a> != <a class="code" href="structCVPOperand.html#s40s3">CVPOperand::OutputRegister</a>)
00987                                 {
00988                                         <font class="keywordflow">if</font> (!outputWritten)
00989                                         {
00990                                                     <a class="code" href="namespaceNL3D.html#a359">doWriteMask</a>(maskedDestValue, destValue,
00991                                                                                 writeMask &amp; 1 ? GL_TRUE : GL_FALSE,
00992                                                                                 writeMask &amp; 2 ? GL_TRUE : GL_FALSE,
00993                                                                                 writeMask &amp; 4 ? GL_TRUE : GL_FALSE,
00994                                                                                 writeMask &amp; 8 ? GL_TRUE : GL_FALSE);
00995                                                 ++numWM;
00996                                         }
00997                                 }                               
00998                         }
00999 
01000                         glError = glGetError();
01001                         <a class="code" href="debug_8h.html#a6">nlassert</a>(glError == GL_NO_ERROR)
01002                 }
01003 
01004                 
01005 
01006                 <font class="comment">// if color have not been written, write with default values</font>
01007                 <font class="keywordflow">if</font> (componentWritten[<a class="code" href="structCVPOperand.html#s42s25">CVPOperand::OPrimaryColor</a>] == 0)
01008                 {
01009                         <font class="comment">// we specify vertex coord has input for swizzle, but we don't read any component.. </font>
01010                         <a class="code" href="namespaceNL3D.html#a358">doSwizzle</a>(<a class="code" href="driver__opengl__extension__def_8h.html#a257">GL_OUTPUT_COLOR0_EXT</a>, <a class="code" href="classNL3D_1_1CDriverGL.html#z417_2">_EVSPositionHandle</a>, <a class="code" href="driver__opengl__extension__def_8h.html#a325">GL_ONE_EXT</a>, <a class="code" href="driver__opengl__extension__def_8h.html#a325">GL_ONE_EXT</a>, <a class="code" href="driver__opengl__extension__def_8h.html#a325">GL_ONE_EXT</a>, <a class="code" href="driver__opengl__extension__def_8h.html#a325">GL_ONE_EXT</a>);
01011                         <a class="code" href="driver__opengl__vertex__program_8cpp.html#a1">EVS_INFO</a>(<font class="stringliteral">"Swizzle (Complete primary color)"</font>);
01012                         ++numSwizzle;
01013                 }
01014                 <font class="keywordflow">else</font>
01015                 {
01016                         <a class="code" href="debug_8h.html#a6">nlassert</a>(componentWritten[<a class="code" href="structCVPOperand.html#s42s25">CVPOperand::OPrimaryColor</a>] == 0xf)
01017                 }
01018                 <font class="keywordflow">if</font> (componentWritten[<a class="code" href="structCVPOperand.html#s42s26">CVPOperand::OSecondaryColor</a>] == 0)
01019                 {
01020                         <font class="comment">// we specify vertex coord has input for swizzle, but we don't read any component..</font>
01021                         <a class="code" href="namespaceNL3D.html#a358">doSwizzle</a>(<a class="code" href="driver__opengl__extension__def_8h.html#a258">GL_OUTPUT_COLOR1_EXT</a>, <a class="code" href="classNL3D_1_1CDriverGL.html#z417_2">_EVSPositionHandle</a>, <a class="code" href="driver__opengl__extension__def_8h.html#a324">GL_ZERO_EXT</a>, <a class="code" href="driver__opengl__extension__def_8h.html#a324">GL_ZERO_EXT</a>, <a class="code" href="driver__opengl__extension__def_8h.html#a324">GL_ZERO_EXT</a>, <a class="code" href="driver__opengl__extension__def_8h.html#a325">GL_ONE_EXT</a>);
01022                         <a class="code" href="driver__opengl__vertex__program_8cpp.html#a1">EVS_INFO</a>(<font class="stringliteral">"Swizzle (Complete secondary color)"</font>);
01023                         ++numSwizzle;
01024                 }
01025                 <font class="keywordflow">else</font>
01026                 {
01027                         <a class="code" href="debug_8h.html#a6">nlassert</a>(componentWritten[<a class="code" href="structCVPOperand.html#s42s26">CVPOperand::OSecondaryColor</a>] == 0xf)
01028                 }
01029                 <a class="code" href="debug_8h.html#a6">nlassert</a>(componentWritten[<a class="code" href="structCVPOperand.html#s42s24">CVPOperand::OHPosition</a>] == 0xf); <font class="comment">// should have written all component of position     </font>
01030 
01031                 glError = glGetError();
01032                 <a class="code" href="debug_8h.html#a6">nlassert</a>(glError == GL_NO_ERROR);
01033 
01034                 <font class="comment">// if fog has been written, perform conversion</font>
01035                 <font class="keywordflow">if</font> (componentWritten[<a class="code" href="structCVPOperand.html#s42s29">CVPOperand::OFogCoord</a>] == 0xf)
01036                 {
01037                         <font class="comment">// Well this could be avoided, but we should make 2 cases for each vertex program.. :(</font>
01038                         <a class="code" href="namespaceNL3D.html#a358">doSwizzle</a>(firstTempRegister, <a class="code" href="classNL3D_1_1CDriverGL.html#z417_6">_EVSConstantHandle</a> + 96, <a class="code" href="driver__opengl__extension__def_8h.html#a316">GL_X_EXT</a>, <a class="code" href="driver__opengl__extension__def_8h.html#a316">GL_X_EXT</a>, <a class="code" href="driver__opengl__extension__def_8h.html#a316">GL_X_EXT</a>, <a class="code" href="driver__opengl__extension__def_8h.html#a316">GL_X_EXT</a>);
01039                         <a class="code" href="namespaceNL3D.html#a358">doSwizzle</a>(firstTempRegister + 1, <a class="code" href="classNL3D_1_1CDriverGL.html#z417_6">_EVSConstantHandle</a> + 96, <a class="code" href="driver__opengl__extension__def_8h.html#a317">GL_Y_EXT</a>, <a class="code" href="driver__opengl__extension__def_8h.html#a317">GL_Y_EXT</a>, <a class="code" href="driver__opengl__extension__def_8h.html#a317">GL_Y_EXT</a>, <a class="code" href="driver__opengl__extension__def_8h.html#a317">GL_Y_EXT</a>);                      
01040                         <a class="code" href="driver__opengl__extension_8h.html#a123">nglShaderOp3EXT</a>(<a class="code" href="driver__opengl__extension__def_8h.html#a238">GL_OP_MADD_EXT</a>, firstTempRegister + 2, fogTemp, firstTempRegister, firstTempRegister + 1);
01041                         <a class="code" href="driver__opengl__vertex__program_8cpp.html#a1">EVS_INFO</a>(<font class="stringliteral">"Use MAD for fog conversion"</font>);
01042                         <a class="code" href="driver__opengl__extension_8h.html#a127">nglExtractComponentEXT</a>(<a class="code" href="driver__opengl__extension__def_8h.html#a291">GL_OUTPUT_FOG_EXT</a>, firstTempRegister + 2, 0);
01043                         <a class="code" href="driver__opengl__vertex__program_8cpp.html#a1">EVS_INFO</a>(<font class="stringliteral">"Extract component to fog"</font>);
01044                 }
01045 
01046                 glError = glGetError();
01047                 <a class="code" href="debug_8h.html#a6">nlassert</a>(glError == GL_NO_ERROR);
01048         }
01049         <a class="code" href="driver__opengl__extension_8h.html#a117">nglEndVertexShaderEXT</a>();
01050 
01051         glError = glGetError();
01052         <a class="code" href="debug_8h.html#a6">nlassert</a>(glError == GL_NO_ERROR);
01053 
01054         <a class="code" href="driver__opengl__extension__def_8h.html#a421">GLboolean</a> optimizedShader;
01055         glGetBooleanv(<a class="code" href="driver__opengl__extension__def_8h.html#a315">GL_VERTEX_SHADER_OPTIMIZED_EXT</a>, &amp;optimizedShader);
01056         <font class="keywordflow">if</font> (!optimizedShader)
01057         {
01058                 <a class="code" href="debug_8h.html#a2">nlwarning</a>(<font class="stringliteral">"Failed to optimize a vertex program with the EXT_vertex_shader extension, this shader will be disabled"</font>);
01059                 <font class="keywordflow">return</font> <font class="keyword">false</font>;
01060         }       
01061 
01062         <font class="comment">// see which input registers are used</font>
01063         usedInputRegisters = 0;
01064         
01065         uint k, <a class="code" href="namespaceNLAISCRIPT.html#a20">l</a>;
01066         <font class="comment">// convert each instruction of the vertex program</font>
01067         <font class="keywordflow">for</font>(k = 0; k &lt; <a class="code" href="driver__opengl__extension__def_8h.html#a360">program</a>.size(); ++k)
01068         {
01069                 uint numSrc = <a class="code" href="driver__opengl__extension__def_8h.html#a360">program</a>[k].getNumUsedSrc();
01070                 <font class="keywordflow">for</font>(<a class="code" href="namespaceNLAISCRIPT.html#a20">l</a> = 0; <a class="code" href="namespaceNLAISCRIPT.html#a20">l</a> &lt; numSrc; ++<a class="code" href="namespaceNLAISCRIPT.html#a20">l</a>)
01071                 {
01072                         <font class="keyword">const</font> <a class="code" href="structCVPOperand.html">CVPOperand</a> &amp;op = <a class="code" href="driver__opengl__extension__def_8h.html#a360">program</a>[k].getSrc(<a class="code" href="namespaceNLAISCRIPT.html#a20">l</a>);
01073                         <font class="keywordflow">if</font> (op.<a class="code" href="structCVPOperand.html#m0">Type</a> == <a class="code" href="structCVPOperand.html#s40s2">CVPOperand::InputRegister</a>)
01074                         {
01075                                 usedInputRegisters |= <a class="code" href="namespaceNL3D.html#a357">convInputRegisterToVBFlag</a>(op.<a class="code" href="structCVPOperand.html#m5">Value</a>.InputRegisterValue);
01076                         }
01077                 }               
01078         }
01079 
01080 <font class="preprocessor">#ifdef DEBUG_SETUP_EXT_VERTEX_SHADER</font>
01081 <font class="preprocessor"></font>        <a class="code" href="debug_8h.html#a1">nlinfo</a>(<font class="stringliteral">"========================"</font>);
01082         <a class="code" href="debug_8h.html#a1">nlinfo</a>(<font class="stringliteral">"num Opcode  = %d"</font>, numOp);
01083         <a class="code" href="debug_8h.html#a1">nlinfo</a>(<font class="stringliteral">"num Indexing = %d"</font>, numOpIndex);
01084         <a class="code" href="debug_8h.html#a1">nlinfo</a>(<font class="stringliteral">"num Swizzle = %d"</font>, numSwizzle);
01085         <a class="code" href="debug_8h.html#a1">nlinfo</a>(<font class="stringliteral">"num extract component = %d"</font>, numEC);
01086         <a class="code" href="debug_8h.html#a1">nlinfo</a>(<font class="stringliteral">"num insert component = %d"</font>, numIC);     
01087         <a class="code" href="debug_8h.html#a1">nlinfo</a>(<font class="stringliteral">"num write mask = %d"</font>, numWM);
01088 <font class="preprocessor">#endif</font>
01089 <font class="preprocessor"></font>
01090         <font class="keywordflow">return</font> <font class="keyword">true</font>;
01091                         
01092 }
01093 
01094 <font class="comment">// ***************************************************************************</font>
<a name="l01095"></a><a class="code" href="classNL3D_1_1CDriverGL.html#z414_1">01095</a> <font class="keywordtype">bool</font> CDriverGL::activeEXTVertexShader (CVertexProgram *<a class="code" href="driver__opengl__extension__def_8h.html#a360">program</a>)
01096 {
01097         <font class="comment">// Setup or unsetup ?</font>
01098         <font class="keywordflow">if</font> (program)
01099         {               
01100                 <font class="comment">// Driver info</font>
01101                 <a class="code" href="classNL3D_1_1CDriverGL.html#l1">CVertexProgamDrvInfosGL</a> *drvInfo;
01102 
01103                 <font class="comment">// Program setuped ?</font>
01104                 <font class="keywordflow">if</font> (<a class="code" href="driver__opengl__extension__def_8h.html#a360">program</a>-&gt;_DrvInfo==NULL)
01105                 {
01106                         <font class="comment">// try to parse the program</font>
01107                         <a class="code" href="classCVPParser.html">CVPParser</a> parser;
01108                         <a class="code" href="classCVPParser.html#s0">CVPParser::TProgram</a> parsedProgram;
01109                         std::string errorOutput;
01110                         <font class="keywordtype">bool</font> result = parser.<a class="code" href="classCVPParser.html#a0">parse</a>(<a class="code" href="driver__opengl__extension__def_8h.html#a360">program</a>-&gt;getProgram().c_str(), parsedProgram, errorOutput);
01111                         <font class="keywordflow">if</font> (!result)
01112                         {
01113                                 <a class="code" href="debug_8h.html#a2">nlwarning</a>(<font class="stringliteral">"Unable to parse a vertex program."</font>);
01114 <font class="preprocessor">                                #ifdef NL_DEBUG</font>
01115 <font class="preprocessor"></font>                                        <a class="code" href="debug_8h.html#a3">nlerror</a>(errorOutput.c_str());
01116 <font class="preprocessor">                                #endif</font>
01117 <font class="preprocessor"></font>                                <font class="keywordflow">return</font> <font class="keyword">false</font>;
01118                         }
01119 
01120                         <font class="comment">/* </font>
01121 <font class="comment">                        FILE *f = fopen("c:\\test.txt", "wb");</font>
01122 <font class="comment">                        if (f)</font>
01123 <font class="comment">                        {</font>
01124 <font class="comment">                                std::string vpText;</font>
01125 <font class="comment">                                CVPParser::dump(parsedProgram, vpText);</font>
01126 <font class="comment">                                fwrite(vpText.c_str(), vpText.size(), 1, f);</font>
01127 <font class="comment">                                fclose(f);</font>
01128 <font class="comment">                        }</font>
01129 <font class="comment">                        */</font>
01130 
01131                         <font class="comment">// Insert into driver list. (so it is deleted when driver is deleted).</font>
01132                         <a class="code" href="namespaceNL3D.html#a297">ItVtxPrgDrvInfoPtrList</a>  it= <a class="code" href="classNL3D_1_1IDriver.html#n5">_VtxPrgDrvInfos</a>.insert(<a class="code" href="classNL3D_1_1IDriver.html#n5">_VtxPrgDrvInfos</a>.end());
01133 
01134                         <font class="comment">// Create a driver info</font>
01135                         *it = drvInfo = <font class="keyword">new</font> <a class="code" href="classNL3D_1_1CDriverGL.html#l1">CVertexProgamDrvInfosGL</a> (<font class="keyword">this</font>, it);
01136                         <font class="comment">// Set the pointer</font>
01137                         <a class="code" href="driver__opengl__extension__def_8h.html#a360">program</a>-&gt;_DrvInfo=drvInfo;
01138 
01139                         <font class="keywordflow">if</font> (!<a class="code" href="classNL3D_1_1CDriverGL.html#z417_1">setupEXTVertexShader</a>(parsedProgram, drvInfo-&gt;ID, drvInfo-&gt;Variants, drvInfo-&gt;UsedVertexComponents))
01140                         {
01141                                 <font class="keyword">delete</font> drvInfo;
01142                                 <a class="code" href="driver__opengl__extension__def_8h.html#a360">program</a>-&gt;_DrvInfo = NULL;
01143                                 <a class="code" href="classNL3D_1_1IDriver.html#n5">_VtxPrgDrvInfos</a>.erase(it);
01144                                 <font class="keywordflow">return</font> <font class="keyword">false</font>;
01145                         }
01146                 }
01147                 <font class="keywordflow">else</font>
01148                 {
01149                         <font class="comment">// Cast the driver info pointer</font>
01150                         drvInfo=safe_cast&lt;CVertexProgamDrvInfosGL*&gt;((<a class="code" href="classNL3D_1_1IDriver.html#l4">IVertexProgramDrvInfos</a>*)<a class="code" href="driver__opengl__extension__def_8h.html#a360">program</a>-&gt;_DrvInfo);
01151                 }
01152 
01153                 glEnable( <a class="code" href="driver__opengl__extension__def_8h.html#a221">GL_VERTEX_SHADER_EXT</a>);
01154                 <a class="code" href="classNL3D_1_1CDriverGL.html#o24">_VertexProgramEnabled</a> = <font class="keyword">true</font>;
01155                 <a class="code" href="driver__opengl__extension_8h.html#a118">nglBindVertexShaderEXT</a>( drvInfo-&gt;ID );
01156                 <a class="code" href="classNL3D_1_1CDriverGL.html#o26">_LastSetuppedVP</a> = <a class="code" href="driver__opengl__extension__def_8h.html#a360">program</a>;
01157         }
01158         <font class="keywordflow">else</font>
01159         {
01160                 glDisable( <a class="code" href="driver__opengl__extension__def_8h.html#a221">GL_VERTEX_SHADER_EXT</a> );
01161                 <a class="code" href="classNL3D_1_1CDriverGL.html#o24">_VertexProgramEnabled</a> = <font class="keyword">false</font>;
01162         }
01163         <font class="keywordflow">return</font> <font class="keyword">true</font>;    
01164 }
01165 
01166 <font class="comment">// ***************************************************************************</font>
<a name="l01167"></a><a class="code" href="classNL3D_1_1CDriverGL.html#z413_2">01167</a> <font class="keywordtype">bool</font> CDriverGL::activeVertexProgram (CVertexProgram *<a class="code" href="driver__opengl__extension__def_8h.html#a360">program</a>)
01168 {
01169         <font class="comment">// Extension here ?</font>
01170         <font class="keywordflow">if</font> (<a class="code" href="classNL3D_1_1CDriverGL.html#z403_0">_Extensions</a>.NVVertexProgram)
01171         {
01172                 <font class="keywordflow">return</font> <a class="code" href="classNL3D_1_1CDriverGL.html#z414_0">activeNVVertexProgram</a>(<a class="code" href="driver__opengl__extension__def_8h.html#a360">program</a>);
01173         }
01174         <font class="keywordflow">else</font> <font class="keywordflow">if</font> (<a class="code" href="classNL3D_1_1CDriverGL.html#z403_0">_Extensions</a>.EXTVertexShader)
01175         {
01176                 <font class="keywordflow">return</font> <a class="code" href="classNL3D_1_1CDriverGL.html#z414_1">activeEXTVertexShader</a>(<a class="code" href="driver__opengl__extension__def_8h.html#a360">program</a>);          
01177         }
01178 
01179         <font class="comment">// Can't do anything</font>
01180         <font class="keywordflow">return</font> <font class="keyword">false</font>;
01181 }
01182 
01183 
01184 <font class="comment">// ***************************************************************************</font>
01185 
<a name="l01186"></a><a class="code" href="classNL3D_1_1CDriverGL.html#z413_3">01186</a> <font class="keywordtype">void</font> CDriverGL::setConstant (uint <a class="code" href="driver__opengl__extension__def_8h.html#a358">index</a>, <font class="keywordtype">float</font> f0, <font class="keywordtype">float</font> f1, <font class="keywordtype">float</font> f2, <font class="keywordtype">float</font> f3)
01187 {
01188         <font class="comment">// Vertex program exist ?</font>
01189         <font class="keywordflow">if</font> (<a class="code" href="classNL3D_1_1CDriverGL.html#z403_0">_Extensions</a>.NVVertexProgram)
01190         {
01191                 <font class="comment">// Setup constant</font>
01192                 <a class="code" href="driver__opengl__extension_8h.html#a71">nglProgramParameter4fNV</a> (<a class="code" href="driver__opengl__extension__def_8h.html#a1">GL_VERTEX_PROGRAM_NV</a>, <a class="code" href="driver__opengl__extension__def_8h.html#a358">index</a>, f0, f1, f2, f3);
01193         }
01194         <font class="keywordflow">else</font> <font class="keywordflow">if</font> (<a class="code" href="classNL3D_1_1CDriverGL.html#z403_0">_Extensions</a>.EXTVertexShader)
01195         {
01196                 <font class="keywordtype">float</font> datas[] = { f0, f1, f2, f3 };
01197                 <a class="code" href="driver__opengl__extension_8h.html#a129">nglSetInvariantEXT</a>(<a class="code" href="classNL3D_1_1CDriverGL.html#z417_6">_EVSConstantHandle</a> + <a class="code" href="driver__opengl__extension__def_8h.html#a358">index</a>, GL_FLOAT, datas);
01198         }                
01199 }
01200 
01201 
01202 <font class="comment">// ***************************************************************************</font>
01203 
<a name="l01204"></a><a class="code" href="classNL3D_1_1CDriverGL.html#z413_4">01204</a> <font class="keywordtype">void</font> CDriverGL::setConstant (uint <a class="code" href="driver__opengl__extension__def_8h.html#a358">index</a>, <font class="keywordtype">double</font> d0, <font class="keywordtype">double</font> d1, <font class="keywordtype">double</font> d2, <font class="keywordtype">double</font> d3)
01205 {
01206         <font class="comment">// Vertex program exist ?</font>
01207         <font class="keywordflow">if</font> (<a class="code" href="classNL3D_1_1CDriverGL.html#z403_0">_Extensions</a>.NVVertexProgram)
01208         {
01209                 <font class="comment">// Setup constant</font>
01210                 <a class="code" href="driver__opengl__extension_8h.html#a69">nglProgramParameter4dNV</a> (<a class="code" href="driver__opengl__extension__def_8h.html#a1">GL_VERTEX_PROGRAM_NV</a>, <a class="code" href="driver__opengl__extension__def_8h.html#a358">index</a>, d0, d1, d2, d3);
01211         }
01212         <font class="keywordflow">else</font> <font class="keywordflow">if</font> (<a class="code" href="classNL3D_1_1CDriverGL.html#z403_0">_Extensions</a>.EXTVertexShader)
01213         {
01214                 <font class="keywordtype">double</font> datas[] = { d0, d1, d2, d3 };
01215                 <a class="code" href="driver__opengl__extension_8h.html#a129">nglSetInvariantEXT</a>(<a class="code" href="classNL3D_1_1CDriverGL.html#z417_6">_EVSConstantHandle</a> + <a class="code" href="driver__opengl__extension__def_8h.html#a358">index</a>, GL_DOUBLE, datas);
01216         }
01217 }
01218 
01219 
01220 <font class="comment">// ***************************************************************************</font>
01221 
<a name="l01222"></a><a class="code" href="classNL3D_1_1CDriverGL.html#z413_5">01222</a> <font class="keywordtype">void</font> CDriverGL::setConstant (uint <a class="code" href="driver__opengl__extension__def_8h.html#a358">index</a>, <font class="keyword">const</font> <a class="code" href="classNLMISC_1_1CVector.html">NLMISC::CVector</a>&amp; <a class="code" href="driver__opengl__extension__def_8h.html#a415">value</a>)
01223 {
01224         <font class="comment">// Vertex program exist ?</font>
01225         <font class="keywordflow">if</font> (<a class="code" href="classNL3D_1_1CDriverGL.html#z403_0">_Extensions</a>.NVVertexProgram)
01226         {
01227                 <font class="comment">// Setup constant</font>
01228                 <a class="code" href="driver__opengl__extension_8h.html#a71">nglProgramParameter4fNV</a> (<a class="code" href="driver__opengl__extension__def_8h.html#a1">GL_VERTEX_PROGRAM_NV</a>, <a class="code" href="driver__opengl__extension__def_8h.html#a358">index</a>, value.<a class="code" href="classNLMISC_1_1CVector.html#m0">x</a>, value.<a class="code" href="classNLMISC_1_1CVector.html#m1">y</a>, value.<a class="code" href="classNLMISC_1_1CVector.html#m2">z</a>, 0);    
01229         }
01230         <font class="keywordflow">else</font> <font class="keywordflow">if</font> (<a class="code" href="classNL3D_1_1CDriverGL.html#z403_0">_Extensions</a>.EXTVertexShader)
01231         {
01232                 <font class="keywordtype">float</font> datas[] = { value.<a class="code" href="classNLMISC_1_1CVector.html#m0">x</a>, value.<a class="code" href="classNLMISC_1_1CVector.html#m1">y</a>, value.<a class="code" href="classNLMISC_1_1CVector.html#m2">z</a>, 0 };
01233                 <a class="code" href="driver__opengl__extension_8h.html#a129">nglSetInvariantEXT</a>(<a class="code" href="classNL3D_1_1CDriverGL.html#z417_6">_EVSConstantHandle</a> + <a class="code" href="driver__opengl__extension__def_8h.html#a358">index</a>, GL_FLOAT, datas);
01234         }
01235 }
01236 
01237 
01238 <font class="comment">// ***************************************************************************</font>
01239 
<a name="l01240"></a><a class="code" href="classNL3D_1_1CDriverGL.html#z413_6">01240</a> <font class="keywordtype">void</font> CDriverGL::setConstant (uint <a class="code" href="driver__opengl__extension__def_8h.html#a358">index</a>, <font class="keyword">const</font> <a class="code" href="classNLMISC_1_1CVectorD.html">NLMISC::CVectorD</a>&amp; <a class="code" href="driver__opengl__extension__def_8h.html#a415">value</a>)
01241 {
01242         <font class="comment">// Vertex program exist ?</font>
01243         <font class="keywordflow">if</font> (<a class="code" href="classNL3D_1_1CDriverGL.html#z403_0">_Extensions</a>.NVVertexProgram)
01244         {
01245                 <font class="comment">// Setup constant</font>
01246                 <a class="code" href="driver__opengl__extension_8h.html#a69">nglProgramParameter4dNV</a> (<a class="code" href="driver__opengl__extension__def_8h.html#a1">GL_VERTEX_PROGRAM_NV</a>, <a class="code" href="driver__opengl__extension__def_8h.html#a358">index</a>, value.<a class="code" href="classNLMISC_1_1CVectorD.html#m0">x</a>, value.<a class="code" href="classNLMISC_1_1CVectorD.html#m1">y</a>, value.<a class="code" href="classNLMISC_1_1CVectorD.html#m2">z</a>, 0);
01247         }
01248         <font class="keywordflow">else</font> <font class="keywordflow">if</font> (<a class="code" href="classNL3D_1_1CDriverGL.html#z403_0">_Extensions</a>.EXTVertexShader)
01249         {
01250                 <font class="keywordtype">double</font> datas[] = { value.<a class="code" href="classNLMISC_1_1CVectorD.html#m0">x</a>, value.<a class="code" href="classNLMISC_1_1CVectorD.html#m1">y</a>, value.<a class="code" href="classNLMISC_1_1CVectorD.html#m2">z</a>, 0 };
01251                 <a class="code" href="driver__opengl__extension_8h.html#a129">nglSetInvariantEXT</a>(<a class="code" href="classNL3D_1_1CDriverGL.html#z417_6">_EVSConstantHandle</a> + <a class="code" href="driver__opengl__extension__def_8h.html#a358">index</a>, GL_DOUBLE, datas);
01252         }
01253 }
01254 
01255 
01256 <font class="comment">// ***************************************************************************</font>
<a name="l01257"></a><a class="code" href="classNL3D_1_1CDriverGL.html#z413_7">01257</a> <font class="keywordtype">void</font>    CDriverGL::setConstant (uint <a class="code" href="driver__opengl__extension__def_8h.html#a358">index</a>, uint <a class="code" href="driver__opengl__extension__def_8h.html#a410">num</a>, <font class="keyword">const</font> <font class="keywordtype">float</font> *<a class="code" href="driver__opengl__extension__def_8h.html#a409">src</a>)
01258 {
01259         <font class="comment">// Vertex program exist ?</font>
01260         <font class="keywordflow">if</font> (<a class="code" href="classNL3D_1_1CDriverGL.html#z403_0">_Extensions</a>.NVVertexProgram)
01261         {
01262                 <a class="code" href="driver__opengl__extension_8h.html#a74">nglProgramParameters4fvNV</a>(<a class="code" href="driver__opengl__extension__def_8h.html#a1">GL_VERTEX_PROGRAM_NV</a>, <a class="code" href="driver__opengl__extension__def_8h.html#a358">index</a>, <a class="code" href="driver__opengl__extension__def_8h.html#a410">num</a>, <a class="code" href="driver__opengl__extension__def_8h.html#a409">src</a>);
01263         }       
01264         <font class="keywordflow">else</font> <font class="keywordflow">if</font> (<a class="code" href="classNL3D_1_1CDriverGL.html#z403_0">_Extensions</a>.EXTVertexShader)
01265         {
01266                 <font class="keywordflow">for</font>(uint k = 0; k &lt; <a class="code" href="driver__opengl__extension__def_8h.html#a410">num</a>; ++k)
01267                 {                                       
01268                         <a class="code" href="driver__opengl__extension_8h.html#a129">nglSetInvariantEXT</a>(<a class="code" href="classNL3D_1_1CDriverGL.html#z417_6">_EVSConstantHandle</a> + <a class="code" href="driver__opengl__extension__def_8h.html#a358">index</a> + k, GL_FLOAT, (<font class="keywordtype">void</font> *) (<a class="code" href="driver__opengl__extension__def_8h.html#a409">src</a> + 4 * k));
01269                 }
01270         }       
01271 }
01272 
01273 <font class="comment">// ***************************************************************************</font>
<a name="l01274"></a><a class="code" href="classNL3D_1_1CDriverGL.html#z413_8">01274</a> <font class="keywordtype">void</font>    CDriverGL::setConstant (uint <a class="code" href="driver__opengl__extension__def_8h.html#a358">index</a>, uint <a class="code" href="driver__opengl__extension__def_8h.html#a410">num</a>, <font class="keyword">const</font> <font class="keywordtype">double</font> *<a class="code" href="driver__opengl__extension__def_8h.html#a409">src</a>)
01275 {
01276         <font class="comment">// Vertex program exist ?</font>
01277         <font class="keywordflow">if</font> (<a class="code" href="classNL3D_1_1CDriverGL.html#z403_0">_Extensions</a>.NVVertexProgram)
01278         {
01279                 <a class="code" href="driver__opengl__extension_8h.html#a73">nglProgramParameters4dvNV</a>(<a class="code" href="driver__opengl__extension__def_8h.html#a1">GL_VERTEX_PROGRAM_NV</a>, <a class="code" href="driver__opengl__extension__def_8h.html#a358">index</a>, <a class="code" href="driver__opengl__extension__def_8h.html#a410">num</a>, <a class="code" href="driver__opengl__extension__def_8h.html#a409">src</a>);
01280         }
01281         <font class="keywordflow">else</font> <font class="keywordflow">if</font> (<a class="code" href="classNL3D_1_1CDriverGL.html#z403_0">_Extensions</a>.EXTVertexShader)
01282         {
01283                 <font class="keywordflow">for</font>(uint k = 0; k &lt; <a class="code" href="driver__opengl__extension__def_8h.html#a410">num</a>; ++k)
01284                 {                                       
01285                         <a class="code" href="driver__opengl__extension_8h.html#a129">nglSetInvariantEXT</a>(<a class="code" href="classNL3D_1_1CDriverGL.html#z417_6">_EVSConstantHandle</a> + <a class="code" href="driver__opengl__extension__def_8h.html#a358">index</a> + k, GL_DOUBLE, (<font class="keywordtype">void</font> *) (<a class="code" href="driver__opengl__extension__def_8h.html#a409">src</a> + 4 * k));
01286                 }
01287         }
01288 }
01289 
01290 <font class="comment">// ***************************************************************************</font>
01291 
<a name="l01292"></a><a class="code" href="classNL3D_1_1CDriverGL.html#r4">01292</a> <font class="keyword">const</font> uint CDriverGL::GLMatrix[IDriver::NumMatrix]=
01293 {
01294         GL_MODELVIEW,
01295         GL_PROJECTION,
01296         <a class="code" href="driver__opengl__extension__def_8h.html#a9">GL_MODELVIEW_PROJECTION_NV</a>
01297 };
01298 
01299 
01300 <font class="comment">// ***************************************************************************</font>
01301 
<a name="l01302"></a><a class="code" href="classNL3D_1_1CDriverGL.html#r5">01302</a> <font class="keyword">const</font> uint CDriverGL::GLTransform[IDriver::NumTransform]=
01303 {
01304         <a class="code" href="driver__opengl__extension__def_8h.html#a10">GL_IDENTITY_NV</a>,
01305         <a class="code" href="driver__opengl__extension__def_8h.html#a11">GL_INVERSE_NV</a>,
01306         <a class="code" href="driver__opengl__extension__def_8h.html#a12">GL_TRANSPOSE_NV</a>,
01307         <a class="code" href="driver__opengl__extension__def_8h.html#a13">GL_INVERSE_TRANSPOSE_NV</a>
01308 };
01309 
01310 
01311 <font class="comment">// ***************************************************************************</font>
01312 
<a name="l01313"></a><a class="code" href="classNL3D_1_1CDriverGL.html#z413_9">01313</a> <font class="keywordtype">void</font> CDriverGL::setConstantMatrix (uint <a class="code" href="driver__opengl__extension__def_8h.html#a358">index</a>, IDriver::TMatrix <a class="code" href="driver__opengl__extension__def_8h.html#a370">matrix</a>, IDriver::TTransform <a class="code" href="driver__opengl__extension__def_8h.html#a371">transform</a>)
01314 {
01315         <font class="comment">// Vertex program exist ?</font>
01316         <font class="keywordflow">if</font> (<a class="code" href="classNL3D_1_1CDriverGL.html#z403_0">_Extensions</a>.NVVertexProgram)
01317         {
01318                 <font class="comment">// First, ensure that the render setup is correclty setuped.</font>
01319                 <a class="code" href="classNL3D_1_1CDriverGL.html#c25">refreshRenderSetup</a>();
01320 
01321                 <font class="comment">// Track the matrix</font>
01322                 <a class="code" href="driver__opengl__extension_8h.html#a76">nglTrackMatrixNV</a> (<a class="code" href="driver__opengl__extension__def_8h.html#a1">GL_VERTEX_PROGRAM_NV</a>, <a class="code" href="driver__opengl__extension__def_8h.html#a358">index</a>, <a class="code" href="classNL3D_1_1CDriverGL.html#r4">GLMatrix</a>[<a class="code" href="driver__opengl__extension__def_8h.html#a370">matrix</a>], <a class="code" href="classNL3D_1_1CDriverGL.html#r5">GLTransform</a>[<a class="code" href="driver__opengl__extension__def_8h.html#a371">transform</a>]);
01323                 <font class="comment">// Release Track =&gt; matrix data is copied.</font>
01324                 <a class="code" href="driver__opengl__extension_8h.html#a76">nglTrackMatrixNV</a> (<a class="code" href="driver__opengl__extension__def_8h.html#a1">GL_VERTEX_PROGRAM_NV</a>, <a class="code" href="driver__opengl__extension__def_8h.html#a358">index</a>, GL_NONE, <a class="code" href="driver__opengl__extension__def_8h.html#a10">GL_IDENTITY_NV</a>);
01325         }
01326         <font class="keywordflow">else</font> <font class="keywordflow">if</font> (<a class="code" href="classNL3D_1_1CDriverGL.html#z403_0">_Extensions</a>.EXTVertexShader)
01327         {
01328                 <font class="comment">// First, ensure that the render setup is correctly setuped.</font>
01329                 <a class="code" href="classNL3D_1_1CDriverGL.html#c25">refreshRenderSetup</a>();           
01330                 CMatrix mat;            
01331                 <font class="keywordflow">switch</font> (matrix)
01332                 {
01333                         <font class="keywordflow">case</font> IDriver::ModelView:
01334                                 mat = <a class="code" href="classNL3D_1_1CDriverGL.html#o15">_ModelViewMatrix</a>;
01335                         <font class="keywordflow">break</font>;
01336                         <font class="keywordflow">case</font> IDriver::Projection:
01337                         {
01338                                 <a class="code" href="classNL3D_1_1CDriverGL.html#c0">refreshProjMatrixFromGL</a>();
01339                                 mat = <a class="code" href="classNL3D_1_1CDriverGL.html#o8">_GLProjMat</a>;
01340                         }
01341                         <font class="keywordflow">break</font>;
01342                         <font class="keywordflow">case</font> IDriver::ModelViewProjection:
01343                                 <a class="code" href="classNL3D_1_1CDriverGL.html#c0">refreshProjMatrixFromGL</a>();                              
01344                                 mat = <a class="code" href="classNL3D_1_1CDriverGL.html#o8">_GLProjMat</a> * <a class="code" href="classNL3D_1_1CDriverGL.html#o15">_ModelViewMatrix</a>;
01345                         <font class="keywordflow">break</font>;
01346                 }
01347 
01348                 <font class="keywordflow">switch</font>(transform)
01349                 {
01350                         <font class="keywordflow">case</font> IDriver::Identity: <font class="keywordflow">break</font>;
01351                         <font class="keywordflow">case</font> IDriver::Inverse:
01352                                 mat.invert();
01353                         <font class="keywordflow">break</font>;          
01354                         <font class="keywordflow">case</font> IDriver::Transpose:
01355                                 mat.transpose();                                                                
01356                         <font class="keywordflow">break</font>;
01357                         <font class="keywordflow">case</font> IDriver::InverseTranspose:
01358                                 mat.invert();
01359                                 mat.transpose();                                
01360                         <font class="keywordflow">break</font>;
01361                 }
01362                 mat.transpose();
01363                 <font class="keywordtype">float</font> matDatas[16];
01364                 mat.get(matDatas);
01365                 <a class="code" href="driver__opengl__extension_8h.html#a129">nglSetInvariantEXT</a>(<a class="code" href="classNL3D_1_1CDriverGL.html#z417_6">_EVSConstantHandle</a> + <a class="code" href="driver__opengl__extension__def_8h.html#a358">index</a>, GL_FLOAT, matDatas);
01366                 <a class="code" href="driver__opengl__extension_8h.html#a129">nglSetInvariantEXT</a>(<a class="code" href="classNL3D_1_1CDriverGL.html#z417_6">_EVSConstantHandle</a> + <a class="code" href="driver__opengl__extension__def_8h.html#a358">index</a> + 1, GL_FLOAT, matDatas + 4);
01367                 <a class="code" href="driver__opengl__extension_8h.html#a129">nglSetInvariantEXT</a>(<a class="code" href="classNL3D_1_1CDriverGL.html#z417_6">_EVSConstantHandle</a> + <a class="code" href="driver__opengl__extension__def_8h.html#a358">index</a> + 2, GL_FLOAT, matDatas + 8);
01368                 <a class="code" href="driver__opengl__extension_8h.html#a129">nglSetInvariantEXT</a>(<a class="code" href="classNL3D_1_1CDriverGL.html#z417_6">_EVSConstantHandle</a> + <a class="code" href="driver__opengl__extension__def_8h.html#a358">index</a> + 3, GL_FLOAT, matDatas + 12);
01369         }                
01370 }
01371 
01372 <font class="comment">// ***************************************************************************</font>
01373 
<a name="l01374"></a><a class="code" href="classNL3D_1_1CDriverGL.html#z413_10">01374</a> <font class="keywordtype">void</font> CDriverGL::enableVertexProgramDoubleSidedColor(<font class="keywordtype">bool</font> doubleSided)
01375 {
01376         <font class="comment">// Vertex program exist ?</font>
01377         <font class="keywordflow">if</font> (<a class="code" href="classNL3D_1_1CDriverGL.html#z403_0">_Extensions</a>.NVVertexProgram)
01378         {
01379                 <font class="comment">// change mode (not cached because supposed to be rare)</font>
01380                 <font class="keywordflow">if</font>(doubleSided)
01381                         glEnable (<a class="code" href="driver__opengl__extension__def_8h.html#a27">GL_VERTEX_PROGRAM_TWO_SIDE_NV</a>);
01382                 <font class="keywordflow">else</font>
01383                         glDisable (<a class="code" href="driver__opengl__extension__def_8h.html#a27">GL_VERTEX_PROGRAM_TWO_SIDE_NV</a>);
01384         }       
01385 }
01386 
01387 
01388 <font class="comment">// ***************************************************************************</font>
<a name="l01389"></a><a class="code" href="classNL3D_1_1CDriverGL.html#z413_11">01389</a> <font class="keywordtype">bool</font> CDriverGL::supportVertexProgramDoubleSidedColor()<font class="keyword"> const</font>
01390 <font class="keyword"></font>{
01391         <font class="comment">// currenlty only supported by NV_VERTEX_PROGRAM</font>
01392         <font class="keywordflow">return</font> <a class="code" href="classNL3D_1_1CDriverGL.html#z403_0">_Extensions</a>.NVVertexProgram;
01393 }
01394 
01395 
01396 } <font class="comment">// NL3D</font>
</pre></div>

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