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authorneodarz <neodarz@neodarz.net>2018-08-11 20:21:34 +0200
committerneodarz <neodarz@neodarz.net>2018-08-11 20:21:34 +0200
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+<hr><h1>driver_opengl_texture.cpp</h1><a href="driver__opengl__texture_8cpp.html">Go to the documentation of this file.</a><div class="fragment"><pre>00001
+00011 <font class="comment">/* Copyright, 2000 Nevrax Ltd.</font>
+00012 <font class="comment"> *</font>
+00013 <font class="comment"> * This file is part of NEVRAX NEL.</font>
+00014 <font class="comment"> * NEVRAX NEL is free software; you can redistribute it and/or modify</font>
+00015 <font class="comment"> * it under the terms of the GNU General Public License as published by</font>
+00016 <font class="comment"> * the Free Software Foundation; either version 2, or (at your option)</font>
+00017 <font class="comment"> * any later version.</font>
+00018 <font class="comment"></font>
+00019 <font class="comment"> * NEVRAX NEL is distributed in the hope that it will be useful, but</font>
+00020 <font class="comment"> * WITHOUT ANY WARRANTY; without even the implied warranty of</font>
+00021 <font class="comment"> * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU</font>
+00022 <font class="comment"> * General Public License for more details.</font>
+00023 <font class="comment"></font>
+00024 <font class="comment"> * You should have received a copy of the GNU General Public License</font>
+00025 <font class="comment"> * along with NEVRAX NEL; see the file COPYING. If not, write to the</font>
+00026 <font class="comment"> * Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston,</font>
+00027 <font class="comment"> * MA 02111-1307, USA.</font>
+00028 <font class="comment"> */</font>
+00029
+00030 <font class="preprocessor">#include "<a class="code" href="stdopengl_8h.html">stdopengl.h</a>"</font>
+00031
+00032 <font class="preprocessor">#include "<a class="code" href="texture__cube_8h.html">3d/texture_cube.h</a>"</font>
+00033 <font class="preprocessor">#include "<a class="code" href="rect_8h.html">nel/misc/rect.h</a>"</font>
+00034 <font class="preprocessor">#include "<a class="code" href="file_8h.html">nel/misc/file.h</a>"</font> <font class="comment">// temp</font>
+00035
+00036
+00037 <font class="keyword">using</font> <font class="keyword">namespace </font>NLMISC;
+00038 <font class="keyword">using</font> <font class="keyword">namespace </font>std;
+00039
+00040
+00041 <font class="keyword">namespace </font>NL3D
+00042 {
+00043
+00044
+00045 <font class="comment">// ***************************************************************************</font>
+<a name="l00046"></a><a class="code" href="classNL3D_1_1CTextureDrvInfosGL.html#a0">00046</a> CTextureDrvInfosGL::CTextureDrvInfosGL(IDriver *drv, <a class="code" href="namespaceNL3D.html#a246">ItTexDrvInfoPtrMap</a> it, CDriverGL *drvGl) : ITextureDrvInfos(drv, it)
+00047 {
+00048 <font class="comment">// The id is auto created here.</font>
+00049 glGenTextures(1,&amp;<a class="code" href="classNL3D_1_1CTextureDrvInfosGL.html#m0">ID</a>);
+00050
+00051 <a class="code" href="classNL3D_1_1CTextureDrvInfosGL.html#m1">Compressed</a>= <font class="keyword">false</font>;
+00052 <a class="code" href="classNL3D_1_1CTextureDrvInfosGL.html#m2">TextureMemory</a>= 0;
+00053
+00054 <font class="comment">// Nb: at Driver dtor, all tex infos are deleted, so _Driver is always valid.</font>
+00055 <a class="code" href="classNL3D_1_1CTextureDrvInfosGL.html#m3">_Driver</a>= drvGl;
+00056 }
+00057 <font class="comment">// ***************************************************************************</font>
+<a name="l00058"></a><a class="code" href="classNL3D_1_1CTextureDrvInfosGL.html#a1">00058</a> CTextureDrvInfosGL::~CTextureDrvInfosGL()
+00059 {
+00060 <font class="comment">// The id is auto deleted here.</font>
+00061 glDeleteTextures(1,&amp;<a class="code" href="classNL3D_1_1CTextureDrvInfosGL.html#m0">ID</a>);
+00062
+00063 <font class="comment">// release profiling texture mem.</font>
+00064 <a class="code" href="classNL3D_1_1CTextureDrvInfosGL.html#m3">_Driver</a>-&gt;_AllocatedTextureMemory-= <a class="code" href="classNL3D_1_1CTextureDrvInfosGL.html#m2">TextureMemory</a>;
+00065
+00066 <font class="comment">// release in TextureUsed.</font>
+00067 <a class="code" href="classNL3D_1_1CTextureDrvInfosGL.html#m3">_Driver</a>-&gt;_TextureUsed.erase (<font class="keyword">this</font>);
+00068 }
+00069
+00070
+00071
+00072 <font class="comment">// ***************************************************************************</font>
+00073 <font class="comment">// Get the glText mirror of an existing setuped texture.</font>
+00074 <font class="keyword">static</font> <font class="keyword">inline</font> CTextureDrvInfosGL* <a class="code" href="namespaceNL3D.html#a347">getTextureGl</a>(ITexture&amp; tex)
+00075 {
+00076 CTextureDrvInfosGL* gltex;
+00077 gltex= (CTextureDrvInfosGL*)(ITextureDrvInfos*)(tex.TextureDrvShare-&gt;DrvTexture);
+00078 <font class="keywordflow">return</font> gltex;
+00079 }
+00080
+00081
+00082 <font class="comment">// ***************************************************************************</font>
+00083 <font class="comment">// Translation of TexFmt mode.</font>
+<a name="l00084"></a><a class="code" href="classNL3D_1_1CDriverGL.html#c12">00084</a> GLint CDriverGL::getGlTextureFormat(ITexture&amp; tex, <font class="keywordtype">bool</font> &amp;compressed)
+00085 {
+00086 ITexture::TUploadFormat texfmt= tex.getUploadFormat();
+00087
+00088 <font class="comment">// If auto, retrieve the pixel format of the bitmap.</font>
+00089 <font class="keywordflow">if</font>(texfmt== ITexture::Auto)
+00090 {
+00091 <font class="keywordflow">switch</font>(tex.getPixelFormat())
+00092 {
+00093 <font class="keywordflow">case</font> CBitmap::RGBA:
+00094 <font class="keywordflow">if</font>(<a class="code" href="classNL3D_1_1CDriverGL.html#o27">_ForceDXTCCompression</a> &amp;&amp; tex.allowDegradation() )
+00095 texfmt= ITexture::DXTC5;
+00096 <font class="keywordflow">else</font>
+00097 texfmt= ITexture::RGBA8888;
+00098 <font class="keywordflow">break</font>;
+00099 <font class="keywordflow">case</font> CBitmap::DXTC1: texfmt= ITexture::DXTC1; <font class="keywordflow">break</font>;
+00100 <font class="keywordflow">case</font> CBitmap::DXTC1Alpha: texfmt= ITexture::DXTC1Alpha; <font class="keywordflow">break</font>;
+00101 <font class="keywordflow">case</font> CBitmap::DXTC3: texfmt= ITexture::DXTC3; <font class="keywordflow">break</font>;
+00102 <font class="keywordflow">case</font> CBitmap::DXTC5: texfmt= ITexture::DXTC5; <font class="keywordflow">break</font>;
+00103 <font class="keywordflow">case</font> CBitmap::Luminance: texfmt= ITexture::Luminance; <font class="keywordflow">break</font>;
+00104 <font class="keywordflow">case</font> CBitmap::Alpha: texfmt= ITexture::Alpha; <font class="keywordflow">break</font>;
+00105 <font class="keywordflow">case</font> CBitmap::AlphaLuminance: texfmt= ITexture::AlphaLuminance; <font class="keywordflow">break</font>;
+00106 <font class="keywordflow">case</font> CBitmap::DsDt: texfmt= ITexture::DsDt; <font class="keywordflow">break</font>;
+00107 <font class="keywordflow">default</font>: texfmt= ITexture::RGBA8888; <font class="keywordflow">break</font>;
+00108 }
+00109 }
+00110
+00111
+00112 <font class="comment">// Get gl tex format, try S3TC compressed ones.</font>
+00113 <font class="keywordflow">if</font>(<a class="code" href="classNL3D_1_1CDriverGL.html#z403_0">_Extensions</a>.EXTTextureCompressionS3TC)
+00114 {
+00115 compressed= <font class="keyword">true</font>;
+00116 <font class="comment">// Try Compressed ones.</font>
+00117 <font class="keywordflow">switch</font>(texfmt)
+00118 {
+00119 <font class="keywordflow">case</font> ITexture::DXTC1: <font class="keywordflow">return</font> GL_COMPRESSED_RGB_S3TC_DXT1_EXT;
+00120 <font class="keywordflow">case</font> ITexture::DXTC1Alpha: <font class="keywordflow">return</font> GL_COMPRESSED_RGBA_S3TC_DXT1_EXT;
+00121 <font class="keywordflow">case</font> ITexture::DXTC3: <font class="keywordflow">return</font> GL_COMPRESSED_RGBA_S3TC_DXT3_EXT;
+00122 <font class="keywordflow">case</font> ITexture::DXTC5: <font class="keywordflow">return</font> GL_COMPRESSED_RGBA_S3TC_DXT5_EXT;
+00123 <font class="keywordflow">default</font>: <font class="keywordflow">break</font>;
+00124 }
+00125 }
+00126
+00127
+00128 <font class="comment">// Get standard gl tex format.</font>
+00129 compressed= <font class="keyword">false</font>;
+00130 <font class="keywordflow">switch</font>(texfmt)
+00131 {
+00132 <font class="keywordflow">case</font> ITexture::RGBA8888: <font class="keywordflow">return</font> GL_RGBA8;
+00133 <font class="keywordflow">case</font> ITexture::RGBA4444: <font class="keywordflow">return</font> GL_RGBA4;
+00134 <font class="keywordflow">case</font> ITexture::RGBA5551: <font class="keywordflow">return</font> GL_RGB5_A1;
+00135 <font class="keywordflow">case</font> ITexture::RGB888: <font class="keywordflow">return</font> GL_RGB8;
+00136 <font class="keywordflow">case</font> ITexture::RGB565: <font class="keywordflow">return</font> GL_RGB5;
+00137 <font class="keywordflow">case</font> ITexture::Luminance: <font class="keywordflow">return</font> GL_LUMINANCE8;
+00138 <font class="keywordflow">case</font> ITexture::Alpha: <font class="keywordflow">return</font> GL_ALPHA8;
+00139 <font class="keywordflow">case</font> ITexture::AlphaLuminance: <font class="keywordflow">return</font> GL_LUMINANCE8_ALPHA8;
+00140 <font class="keywordflow">case</font> ITexture::DsDt:
+00141 <font class="keywordflow">if</font> (<a class="code" href="classNL3D_1_1CDriverGL.html#z403_0">_Extensions</a>.NVTextureShader) <font class="keywordflow">return</font> <a class="code" href="driver__opengl__extension__def_8h.html#a180">GL_DSDT_NV</a>;
+00142 <font class="keywordflow">else</font> <font class="keywordflow">if</font> (<a class="code" href="classNL3D_1_1CDriverGL.html#z403_0">_Extensions</a>.ATIEnvMapBumpMap) <font class="keywordflow">return</font> <a class="code" href="driver__opengl__extension__def_8h.html#a351">GL_DU8DV8_ATI</a>;
+00143 <font class="keywordflow">else</font>
+00144 {
+00145 <a class="code" href="debug_8h.html#a6">nlassert</a>(0);
+00146 <font class="keywordflow">return</font> 0;
+00147 }
+00148 <font class="keywordflow">break</font>;
+00149 <font class="keywordflow">default</font>: <font class="keywordflow">return</font> GL_RGBA8;
+00150 }
+00151 }
+00152
+00153
+00154 <font class="comment">// ***************************************************************************</font>
+00155 <font class="keyword">static</font> GLint <a class="code" href="namespaceNL3D.html#a348">getGlSrcTextureFormat</a>(ITexture &amp;tex, GLint glfmt)
+00156 {
+00157 <font class="comment">// Is destination format is alpha or lumiance ?</font>
+00158 <font class="keywordflow">if</font> ((glfmt==GL_ALPHA8)||(glfmt==GL_LUMINANCE8_ALPHA8)||(glfmt==GL_LUMINANCE8))
+00159 {
+00160 <font class="keywordflow">switch</font>(tex.getPixelFormat())
+00161 {
+00162 <font class="keywordflow">case</font> CBitmap::Alpha: <font class="keywordflow">return</font> GL_ALPHA;
+00163 <font class="keywordflow">case</font> CBitmap::AlphaLuminance: <font class="keywordflow">return</font> GL_LUMINANCE_ALPHA;
+00164 <font class="keywordflow">case</font> CBitmap::Luminance: <font class="keywordflow">return</font> GL_LUMINANCE;
+00165 <font class="keywordflow">default</font>: <font class="keywordflow">break</font>;
+00166 }
+00167 }
+00168
+00169 <font class="keywordflow">if</font> (glfmt == <a class="code" href="driver__opengl__extension__def_8h.html#a180">GL_DSDT_NV</a>)
+00170 {
+00171 <font class="keywordflow">return</font> <a class="code" href="driver__opengl__extension__def_8h.html#a180">GL_DSDT_NV</a>;
+00172 }
+00173
+00174 <font class="keywordflow">if</font> (glfmt == <a class="code" href="driver__opengl__extension__def_8h.html#a351">GL_DU8DV8_ATI</a>)
+00175 {
+00176 <font class="keywordflow">return</font> <a class="code" href="driver__opengl__extension__def_8h.html#a350">GL_DUDV_ATI</a>;
+00177 }
+00178
+00179 <font class="comment">// Else, not a Src format for upload, or RGBA.</font>
+00180 <font class="keywordflow">return</font> GL_RGBA;
+00181 }
+00182
+00183 <font class="comment">// ***************************************************************************</font>
+00184 <font class="keyword">static</font> GLenum <a class="code" href="namespaceNL3D.html#a349">getGlSrcTextureComponentType</a>(GLint texSrcFormat)
+00185 {
+00186 <font class="keywordflow">switch</font> (texSrcFormat)
+00187 {
+00188 <font class="keywordflow">case</font> <a class="code" href="driver__opengl__extension__def_8h.html#a180">GL_DSDT_NV</a>:
+00189 <font class="keywordflow">case</font> <a class="code" href="driver__opengl__extension__def_8h.html#a351">GL_DU8DV8_ATI</a>:
+00190 <font class="keywordflow">return</font> GL_BYTE; <font class="comment">// these are signed format </font>
+00191 <font class="keywordflow">break</font>;
+00192 <font class="keywordflow">default</font>:
+00193 <font class="keywordflow">return</font> GL_UNSIGNED_BYTE;
+00194 <font class="keywordflow">break</font>;
+00195
+00196 }
+00197 }
+00198
+00199 <font class="comment">// ***************************************************************************</font>
+<a name="l00200"></a><a class="code" href="classNL3D_1_1CDriverGL.html#z412_0">00200</a> uint CDriverGL::computeMipMapMemoryUsage(uint <a class="code" href="driver__opengl__extension__def_8h.html#a367">w</a>, uint h, GLint glfmt)<font class="keyword"> const</font>
+00201 <font class="keyword"></font>{
+00202 <font class="keywordflow">switch</font>(glfmt)
+00203 {
+00204 <font class="keywordflow">case</font> GL_RGBA8: <font class="keywordflow">return</font> <a class="code" href="driver__opengl__extension__def_8h.html#a367">w</a>*h* 4;
+00205 <font class="comment">// Well this is ugly, but simple :). GeForce 888 is stored as 32 bits.</font>
+00206 <font class="keywordflow">case</font> GL_RGB8: <font class="keywordflow">return</font> <a class="code" href="driver__opengl__extension__def_8h.html#a367">w</a>*h* 4;
+00207 <font class="keywordflow">case</font> GL_RGBA4: <font class="keywordflow">return</font> <a class="code" href="driver__opengl__extension__def_8h.html#a367">w</a>*h* 2;
+00208 <font class="keywordflow">case</font> GL_RGB5_A1: <font class="keywordflow">return</font> <a class="code" href="driver__opengl__extension__def_8h.html#a367">w</a>*h* 2;
+00209 <font class="keywordflow">case</font> GL_RGB5: <font class="keywordflow">return</font> <a class="code" href="driver__opengl__extension__def_8h.html#a367">w</a>*h* 2;
+00210 <font class="keywordflow">case</font> GL_LUMINANCE8: <font class="keywordflow">return</font> <a class="code" href="driver__opengl__extension__def_8h.html#a367">w</a>*h* 1;
+00211 <font class="keywordflow">case</font> GL_ALPHA8: <font class="keywordflow">return</font> <a class="code" href="driver__opengl__extension__def_8h.html#a367">w</a>*h* 1;
+00212 <font class="keywordflow">case</font> GL_LUMINANCE8_ALPHA8: <font class="keywordflow">return</font> <a class="code" href="driver__opengl__extension__def_8h.html#a367">w</a>*h* 2;
+00213 <font class="keywordflow">case</font> GL_COMPRESSED_RGB_S3TC_DXT1_EXT: <font class="keywordflow">return</font> <a class="code" href="driver__opengl__extension__def_8h.html#a367">w</a>*h /2;
+00214 <font class="keywordflow">case</font> GL_COMPRESSED_RGBA_S3TC_DXT1_EXT: <font class="keywordflow">return</font> <a class="code" href="driver__opengl__extension__def_8h.html#a367">w</a>*h /2;
+00215 <font class="keywordflow">case</font> GL_COMPRESSED_RGBA_S3TC_DXT3_EXT: <font class="keywordflow">return</font> <a class="code" href="driver__opengl__extension__def_8h.html#a367">w</a>*h* 1;
+00216 <font class="keywordflow">case</font> GL_COMPRESSED_RGBA_S3TC_DXT5_EXT: <font class="keywordflow">return</font> <a class="code" href="driver__opengl__extension__def_8h.html#a367">w</a>*h* 1;
+00217 <font class="keywordflow">case</font> <a class="code" href="driver__opengl__extension__def_8h.html#a351">GL_DU8DV8_ATI</a>:
+00218 <font class="keywordflow">case</font> <a class="code" href="driver__opengl__extension__def_8h.html#a180">GL_DSDT_NV</a>: <font class="keywordflow">return</font> <a class="code" href="driver__opengl__extension__def_8h.html#a367">w</a>*h* 2;
+00219 };
+00220
+00221 <font class="comment">// One format has not been coded.</font>
+00222 <a class="code" href="debug_8h.html#a12">nlstop</a>;
+00223
+00225 <font class="keywordflow">return</font> <a class="code" href="driver__opengl__extension__def_8h.html#a367">w</a>*h* 4;
+00226 }
+00227
+00228
+00229 <font class="comment">// ***************************************************************************</font>
+00230 <font class="comment">// Translation of Wrap mode.</font>
+00231 <font class="keyword">static</font> <font class="keyword">inline</font> GLenum <a class="code" href="namespaceNL3D.html#a350">translateWrapToGl</a>(ITexture::TWrapMode mode, <font class="keyword">const</font> CGlExtensions &amp;extensions)
+00232 {
+00233 <font class="keywordflow">if</font>(mode== ITexture::Repeat)
+00234 <font class="keywordflow">return</font> GL_REPEAT;
+00235 <font class="keywordflow">else</font>
+00236 {
+00237 <font class="keywordflow">if</font>(extensions.Version1_2)
+00238 <font class="keywordflow">return</font> GL_CLAMP_TO_EDGE;
+00239 <font class="keywordflow">else</font>
+00240 <font class="keywordflow">return</font> GL_CLAMP;
+00241 }
+00242 }
+00243
+00244
+00245 <font class="comment">// ***************************************************************************</font>
+00246 <font class="keyword">static</font> <font class="keyword">inline</font> GLenum <a class="code" href="namespaceNL3D.html#a351">translateMagFilterToGl</a>(ITexture::TMagFilter mode)
+00247 {
+00248 <font class="keywordflow">switch</font>(mode)
+00249 {
+00250 <font class="keywordflow">case</font> ITexture::Linear: <font class="keywordflow">return</font> GL_LINEAR;
+00251 <font class="keywordflow">case</font> ITexture::Nearest: <font class="keywordflow">return</font> GL_NEAREST;
+00252 <font class="keywordflow">default</font>: <font class="keywordflow">break</font>;
+00253 }
+00254
+00255 <a class="code" href="debug_8h.html#a12">nlstop</a>;
+00256 <font class="keywordflow">return</font> GL_LINEAR;
+00257 }
+00258
+00259
+00260 <font class="comment">// ***************************************************************************</font>
+00261 <font class="keyword">static</font> <font class="keyword">inline</font> GLenum <a class="code" href="namespaceNL3D.html#a352">translateMinFilterToGl</a>(ITexture::TMinFilter mode)
+00262 {
+00263 <font class="keywordflow">switch</font>(mode)
+00264 {
+00265 <font class="keywordflow">case</font> ITexture::NearestMipMapOff: <font class="keywordflow">return</font> GL_NEAREST;
+00266 <font class="keywordflow">case</font> ITexture::NearestMipMapNearest: <font class="keywordflow">return</font> GL_NEAREST_MIPMAP_NEAREST;
+00267 <font class="keywordflow">case</font> ITexture::NearestMipMapLinear: <font class="keywordflow">return</font> GL_NEAREST_MIPMAP_LINEAR;
+00268 <font class="keywordflow">case</font> ITexture::LinearMipMapOff: <font class="keywordflow">return</font> GL_LINEAR;
+00269 <font class="keywordflow">case</font> ITexture::LinearMipMapNearest: <font class="keywordflow">return</font> GL_LINEAR_MIPMAP_NEAREST;
+00270 <font class="keywordflow">case</font> ITexture::LinearMipMapLinear: <font class="keywordflow">return</font> GL_LINEAR_MIPMAP_LINEAR;
+00271 <font class="keywordflow">default</font>: <font class="keywordflow">break</font>;
+00272 }
+00273
+00274 <a class="code" href="debug_8h.html#a12">nlstop</a>;
+00275 <font class="keywordflow">return</font> GL_LINEAR;
+00276 }
+00277
+00278
+00279 <font class="comment">// ***************************************************************************</font>
+00280 <font class="keyword">static</font> <font class="keyword">inline</font> <font class="keywordtype">bool</font> <a class="code" href="namespaceNL3D.html#a353">sameDXTCFormat</a>(ITexture &amp;tex, GLint glfmt)
+00281 {
+00282 <font class="keywordflow">if</font>(glfmt==GL_COMPRESSED_RGB_S3TC_DXT1_EXT &amp;&amp; tex.PixelFormat==CBitmap::DXTC1)
+00283 <font class="keywordflow">return</font> <font class="keyword">true</font>;
+00284 <font class="keywordflow">if</font>(glfmt==GL_COMPRESSED_RGBA_S3TC_DXT1_EXT &amp;&amp; tex.PixelFormat==CBitmap::DXTC1Alpha)
+00285 <font class="keywordflow">return</font> <font class="keyword">true</font>;
+00286 <font class="keywordflow">if</font>(glfmt==GL_COMPRESSED_RGBA_S3TC_DXT3_EXT &amp;&amp; tex.PixelFormat==CBitmap::DXTC3)
+00287 <font class="keywordflow">return</font> <font class="keyword">true</font>;
+00288 <font class="keywordflow">if</font>(glfmt==GL_COMPRESSED_RGBA_S3TC_DXT5_EXT &amp;&amp; tex.PixelFormat==CBitmap::DXTC5)
+00289 <font class="keywordflow">return</font> <font class="keyword">true</font>;
+00290
+00291 <font class="keywordflow">return</font> <font class="keyword">false</font>;
+00292 }
+00293
+00294
+00295 <font class="comment">// ***************************************************************************</font>
+00296 <font class="keyword">static</font> <font class="keyword">inline</font> <font class="keywordtype">bool</font> <a class="code" href="namespaceNL3D.html#a354">isDXTCFormat</a>(GLint glfmt)
+00297 {
+00298 <font class="keywordflow">if</font>(glfmt==GL_COMPRESSED_RGB_S3TC_DXT1_EXT)
+00299 <font class="keywordflow">return</font> <font class="keyword">true</font>;
+00300 <font class="keywordflow">if</font>(glfmt==GL_COMPRESSED_RGBA_S3TC_DXT1_EXT)
+00301 <font class="keywordflow">return</font> <font class="keyword">true</font>;
+00302 <font class="keywordflow">if</font>(glfmt==GL_COMPRESSED_RGBA_S3TC_DXT3_EXT)
+00303 <font class="keywordflow">return</font> <font class="keyword">true</font>;
+00304 <font class="keywordflow">if</font>(glfmt==GL_COMPRESSED_RGBA_S3TC_DXT5_EXT)
+00305 <font class="keywordflow">return</font> <font class="keyword">true</font>;
+00306
+00307 <font class="keywordflow">return</font> <font class="keyword">false</font>;
+00308 }
+00309
+00310
+00311 <font class="comment">// ***************************************************************************</font>
+<a name="l00312"></a><a class="code" href="classNL3D_1_1CDriverGL.html#a18">00312</a> <font class="keywordtype">bool</font> CDriverGL::setupTexture (ITexture&amp; tex)
+00313 {
+00314 <font class="keywordtype">bool</font> nTmp;
+00315 <font class="keywordflow">return</font> <a class="code" href="classNL3D_1_1CDriverGL.html#a19">setupTextureEx</a> (tex, <font class="keyword">true</font>, nTmp);
+00316 }
+00317
+00318 <font class="comment">// ***************************************************************************</font>
+<a name="l00319"></a><a class="code" href="classNL3D_1_1CDriverGL.html#a19">00319</a> <font class="keywordtype">bool</font> CDriverGL::setupTextureEx (ITexture&amp; tex, <font class="keywordtype">bool</font> bUpload, <font class="keywordtype">bool</font> &amp;bAllUploaded, <font class="keywordtype">bool</font> bMustRecreateSharedTexture)
+00320 {
+00321 bAllUploaded = <font class="keyword">false</font>;
+00322
+00323 <font class="keywordflow">if</font>(tex.isTextureCube() &amp;&amp; (!<a class="code" href="classNL3D_1_1CDriverGL.html#z403_0">_Extensions</a>.ARBTextureCubeMap))
+00324 <font class="keywordflow">return</font> <font class="keyword">true</font>;
+00325
+00326 <font class="comment">// 0. Create/Retrieve the driver texture.</font>
+00327 <font class="comment">//=======================================</font>
+00328 <font class="keywordtype">bool</font> mustCreate = <font class="keyword">false</font>;
+00329 <font class="keywordflow">if</font> ( !tex.TextureDrvShare )
+00330 {
+00331 <font class="comment">// insert into driver list. (so it is deleted when driver is deleted).</font>
+00332 <a class="code" href="namespaceNL3D.html#a247">ItTexDrvSharePtrList</a> it= <a class="code" href="classNL3D_1_1IDriver.html#n1">_TexDrvShares</a>.insert(<a class="code" href="classNL3D_1_1IDriver.html#n1">_TexDrvShares</a>.end());
+00333 <font class="comment">// create and set iterator, for future deletion.</font>
+00334 *it= tex.TextureDrvShare= <font class="keyword">new</font> <a class="code" href="classNL3D_1_1IDriver.html#l1">CTextureDrvShare</a>(<font class="keyword">this</font>, it);
+00335
+00336 <font class="comment">// Must (re)-create the texture.</font>
+00337 mustCreate = <font class="keyword">true</font>;
+00338 }
+00339
+00340 <font class="keywordflow">if</font> ( (!tex.touched()) &amp;&amp; (!mustCreate) )
+00341 <font class="keywordflow">return</font> <font class="keyword">true</font>; <font class="comment">// Do not do anything</font>
+00342
+00343
+00344 <font class="comment">// 1. If modified, may (re)load texture part or all of the texture.</font>
+00345 <font class="comment">//=================================================================</font>
+00346
+00347
+00348 <font class="keywordtype">bool</font> mustLoadAll= <font class="keyword">false</font>;
+00349 <font class="keywordtype">bool</font> mustLoadPart= <font class="keyword">false</font>;
+00350
+00351
+00352 <font class="comment">// To avoid any delete/new ptr problem, disable all texturing.</font>
+00353 <font class="comment">/* If an old texture is deleted, _CurrentTexture[*] and _CurrentTextureInfoGL[*] are invalid. </font>
+00354 <font class="comment"> But this is grave only if a new texture is created, with the same pointer (bad luck). </font>
+00355 <font class="comment"> Since an newly allocated texture always pass here before use, we are sure to avoid any problems.</font>
+00356 <font class="comment"> */</font>
+00357 <font class="keywordflow">for</font>(sint stage=0 ; stage&lt;<a class="code" href="classNL3D_1_1CDriverGL.html#c28">inlGetNumTextStages</a>() ; stage++)
+00358 {
+00359 <a class="code" href="classNL3D_1_1CDriverGL.html#c2">activateTexture</a>(stage, NULL);
+00360 }
+00361
+00362
+00363 <font class="comment">// A. Share mgt.</font>
+00364 <font class="comment">//==============</font>
+00365 <font class="keywordflow">if</font>(tex.supportSharing())
+00366 {
+00367 <font class="comment">// Try to get the shared texture.</font>
+00368
+00369 <font class="comment">// Create the shared Name.</font>
+00370 std::string name;
+00371 <a class="code" href="classNL3D_1_1IDriver.html#d0">getTextureShareName</a> (tex, name);
+00372
+00373 <font class="comment">// insert or get the texture.</font>
+00374 {
+00375 CSynchronized&lt;TTexDrvInfoPtrMap&gt;::CAccessor access(&amp;<a class="code" href="classNL3D_1_1IDriver.html#n0">_SyncTexDrvInfos</a>);
+00376 TTexDrvInfoPtrMap &amp;rTexDrvInfos = access.value();
+00377
+00378 <a class="code" href="namespaceNL3D.html#a246">ItTexDrvInfoPtrMap</a> itTex;
+00379 itTex= rTexDrvInfos.find(name);
+00380
+00381 <font class="comment">// texture not found?</font>
+00382 <font class="keywordflow">if</font>( itTex==rTexDrvInfos.end() )
+00383 {
+00384 <font class="comment">// insert into driver map. (so it is deleted when driver is deleted).</font>
+00385 itTex= (rTexDrvInfos.insert(make_pair(name, (<a class="code" href="classNL3D_1_1IDriver.html#l2">ITextureDrvInfos</a>*)NULL))).first;
+00386 <font class="comment">// create and set iterator, for future deletion.</font>
+00387 itTex-&gt;second= tex.TextureDrvShare-&gt;DrvTexture= <font class="keyword">new</font> <a class="code" href="classNL3D_1_1CDriverGL.html#l0">CTextureDrvInfosGL</a>(<font class="keyword">this</font>, itTex, <font class="keyword">this</font>);
+00388
+00389 <font class="comment">// need to load ALL this texture.</font>
+00390 mustLoadAll= <font class="keyword">true</font>;
+00391 }
+00392 <font class="keywordflow">else</font>
+00393 {
+00394 tex.TextureDrvShare-&gt;DrvTexture= itTex-&gt;second;
+00395
+00396 <font class="keywordflow">if</font>(bMustRecreateSharedTexture)
+00397 <font class="comment">// reload this shared texture (user request)</font>
+00398 mustLoadAll= <font class="keyword">true</font>;
+00399 <font class="keywordflow">else</font>
+00400 <font class="comment">// Do not need to reload this texture, even if the format/mipmap has changed, since we found this </font>
+00401 <font class="comment">// couple in the map.</font>
+00402 mustLoadAll= <font class="keyword">false</font>;
+00403 }
+00404 }
+00405 <font class="comment">// Do not test if part of texture may need to be computed, because Rect invalidation is incompatible </font>
+00406 <font class="comment">// with texture sharing.</font>
+00407 }
+00408 <font class="keywordflow">else</font>
+00409 {
+00410 <font class="comment">// If texture not already created.</font>
+00411 <font class="keywordflow">if</font>(!tex.TextureDrvShare-&gt;DrvTexture)
+00412 {
+00413 <font class="comment">// Must create it. Create auto a GL id (in constructor).</font>
+00414 <font class="comment">// Do not insert into the map. This un-shared texture will be deleted at deletion of the texture.</font>
+00415 <font class="comment">// Inform ITextureDrvInfos by passing NULL _Driver.</font>
+00416 tex.TextureDrvShare-&gt;DrvTexture= <font class="keyword">new</font> <a class="code" href="classNL3D_1_1CDriverGL.html#l0">CTextureDrvInfosGL</a>(NULL, <a class="code" href="namespaceNL3D.html#a246">ItTexDrvInfoPtrMap</a>(), <font class="keyword">this</font>);
+00417
+00418 <font class="comment">// need to load ALL this texture.</font>
+00419 mustLoadAll= <font class="keyword">true</font>;
+00420 }
+00421 <font class="keywordflow">else</font> <font class="keywordflow">if</font>(tex.isAllInvalidated())
+00422 mustLoadAll= <font class="keyword">true</font>;
+00423 <font class="keywordflow">else</font> <font class="keywordflow">if</font>(tex.touched())
+00424 mustLoadPart= <font class="keyword">true</font>;
+00425 }
+00426
+00427 <font class="comment">// B. Setup texture.</font>
+00428 <font class="comment">//==================</font>
+00429 <font class="keywordflow">if</font>(mustLoadAll || mustLoadPart)
+00430 {
+00431 <a class="code" href="classNL3D_1_1CDriverGL.html#l0">CTextureDrvInfosGL</a>* gltext;
+00432 gltext= <a class="code" href="namespaceNL3D.html#a347">getTextureGl</a>(tex);
+00433
+00434 <font class="comment">// system of "backup the previous binded texture" seems to not work with some drivers....</font>
+00435 <a class="code" href="classNL3D_1_1CDriverGL.html#z405_11">_DriverGLStates</a>.activeTextureARB(0);
+00436 <font class="keywordflow">if</font>(tex.isTextureCube())
+00437 {
+00438 <a class="code" href="classNL3D_1_1CDriverGL.html#z405_11">_DriverGLStates</a>.setTextureMode(CDriverGLStates::TextureCubeMap);
+00439 <font class="comment">// Bind this texture, for reload...</font>
+00440 glBindTexture(GL_TEXTURE_CUBE_MAP_ARB, gltext-&gt;ID);
+00441 }
+00442 <font class="keywordflow">else</font>
+00443 {
+00444 <a class="code" href="classNL3D_1_1CDriverGL.html#z405_11">_DriverGLStates</a>.setTextureMode(CDriverGLStates::Texture2D);
+00445 <font class="comment">// Bind this texture, for reload...</font>
+00446 glBindTexture(GL_TEXTURE_2D, gltext-&gt;ID);
+00447 }
+00448
+00449
+00450 glPixelStorei(GL_UNPACK_ALIGNMENT,1);
+00451
+00452 <font class="comment">// a. Load All the texture case.</font>
+00453 <font class="comment">//==============================</font>
+00454 <font class="keywordflow">if</font> (mustLoadAll)
+00455 {
+00456 <font class="comment">// profiling. sub old textre memory usage, and reset.</font>
+00457 <a class="code" href="classNL3D_1_1CDriverGL.html#z412_3">_AllocatedTextureMemory</a>-= gltext-&gt;TextureMemory;
+00458 gltext-&gt;TextureMemory= 0;
+00459
+00460
+00461 <font class="keywordflow">if</font>(tex.isTextureCube())
+00462 {
+00463 <font class="keyword">static</font> GLenum face_map[6] = { GL_TEXTURE_CUBE_MAP_POSITIVE_X_ARB,
+00464 GL_TEXTURE_CUBE_MAP_NEGATIVE_X_ARB,
+00465 GL_TEXTURE_CUBE_MAP_NEGATIVE_Z_ARB,
+00466 GL_TEXTURE_CUBE_MAP_POSITIVE_Z_ARB,
+00467 GL_TEXTURE_CUBE_MAP_POSITIVE_Y_ARB,
+00468 GL_TEXTURE_CUBE_MAP_NEGATIVE_Y_ARB };
+00469 CTextureCube *pTC = NLMISC::safe_cast&lt;CTextureCube *&gt;(&amp;tex);
+00470 <font class="comment">// Regenerate all the texture.</font>
+00471 tex.generate();
+00472 <font class="keywordflow">for</font>(uint nText = 0; nText &lt; 6; ++nText)
+00473 <font class="keywordflow">if</font>(pTC-&gt;getTexture((CTextureCube::TFace)nText) != NULL)
+00474 {
+00475 ITexture *pTInTC = pTC-&gt;getTexture((CTextureCube::TFace)nText);
+00476 <font class="comment">// Get the correct texture format from texture...</font>
+00477 GLint glfmt= <a class="code" href="classNL3D_1_1CDriverGL.html#c12">getGlTextureFormat</a>(*pTInTC, gltext-&gt;Compressed);
+00478 GLint glSrcFmt= <a class="code" href="namespaceNL3D.html#a348">getGlSrcTextureFormat</a>(*pTInTC, glfmt);
+00479 GLenum glSrcType= <a class="code" href="namespaceNL3D.html#a349">getGlSrcTextureComponentType</a>(glSrcFmt);
+00480
+00481 sint nMipMaps;
+00482 <font class="keywordflow">if</font>(glSrcFmt==GL_RGBA &amp;&amp; pTInTC-&gt;getPixelFormat()!=CBitmap::RGBA )
+00483 pTInTC-&gt;convertToType(CBitmap::RGBA);
+00484 <font class="keywordflow">if</font>(tex.mipMapOn())
+00485 {
+00486 pTInTC-&gt;buildMipMaps();
+00487 nMipMaps= pTInTC-&gt;getMipMapCount();
+00488 }
+00489 <font class="keywordflow">else</font>
+00490 nMipMaps= 1;
+00491
+00492 <font class="comment">// Fill mipmaps.</font>
+00493 <font class="keywordflow">for</font>(sint i=0;i&lt;nMipMaps;i++)
+00494 {
+00495 <font class="keywordtype">void</font> *ptr= &amp;(*pTInTC-&gt;getPixels(i).begin());
+00496 uint <a class="code" href="driver__opengl__extension__def_8h.html#a367">w</a>= pTInTC-&gt;getWidth(i);
+00497 uint h= pTInTC-&gt;getHeight(i);
+00498 <font class="keywordflow">if</font> (bUpload)
+00499 {
+00500 glTexImage2D (face_map[nText], i, glfmt, <a class="code" href="driver__opengl__extension__def_8h.html#a367">w</a>, h, 0, glSrcFmt, glSrcType, ptr);
+00501 bAllUploaded = <font class="keyword">true</font>;
+00502 }
+00503 <font class="keywordflow">else</font>
+00504 {
+00505 glTexImage2D (face_map[nText], i, glfmt, <a class="code" href="driver__opengl__extension__def_8h.html#a367">w</a>, h, 0, glSrcFmt, glSrcType, NULL);
+00506 }
+00507 <font class="comment">// profiling: count TextureMemory usage.</font>
+00508 gltext-&gt;TextureMemory+= <a class="code" href="classNL3D_1_1CDriverGL.html#z412_0">computeMipMapMemoryUsage</a>(<a class="code" href="driver__opengl__extension__def_8h.html#a367">w</a>, h, glfmt);
+00509 }
+00510 }
+00511 }
+00512 <font class="keywordflow">else</font>
+00513 {
+00514 <font class="comment">// Regenerate all the texture.</font>
+00515 tex.generate();
+00516
+00517 <font class="keywordflow">if</font>(tex.getSize()&gt;0)
+00518 {
+00519 <font class="comment">// Get the correct texture format from texture...</font>
+00520 GLint glfmt= <a class="code" href="classNL3D_1_1CDriverGL.html#c12">getGlTextureFormat</a>(tex, gltext-&gt;Compressed);
+00521 GLint glSrcFmt= <a class="code" href="namespaceNL3D.html#a348">getGlSrcTextureFormat</a>(tex, glfmt);
+00522 GLenum glSrcType= <a class="code" href="namespaceNL3D.html#a349">getGlSrcTextureComponentType</a>(glSrcFmt);
+00523
+00524 <font class="comment">// DXTC: if same format, and same mipmapOn/Off, use glTexCompressedImage*.</font>
+00525 <font class="comment">// We cannot build the mipmaps if they are not here.</font>
+00526 <font class="keywordflow">if</font>(<a class="code" href="classNL3D_1_1CDriverGL.html#z403_0">_Extensions</a>.EXTTextureCompressionS3TC &amp;&amp; <a class="code" href="namespaceNL3D.html#a353">sameDXTCFormat</a>(tex, glfmt) &amp;&amp;
+00527 (tex.mipMapOff() || tex.getMipMapCount()&gt;1) )
+00528 {
+00529 sint nMipMaps;
+00530 <font class="keywordflow">if</font>(tex.mipMapOn())
+00531 nMipMaps= tex.getMipMapCount();
+00532 <font class="keywordflow">else</font>
+00533 nMipMaps= 1;
+00534
+00535 <font class="comment">// Degradation in Size allowed only if DXTC texture are provided with mipmaps.</font>
+00536 <font class="comment">// Because use them to resize !!!</font>
+00537 uint decalMipMapResize= 0;
+00538 <font class="keywordflow">if</font>(<a class="code" href="classNL3D_1_1CDriverGL.html#o28">_ForceTextureResizePower</a>&gt;0 &amp;&amp; tex.allowDegradation() &amp;&amp; nMipMaps&gt;1)
+00539 {
+00540 decalMipMapResize= <a class="code" href="bit__set_8cpp.html#a0">min</a>(<a class="code" href="classNL3D_1_1CDriverGL.html#o28">_ForceTextureResizePower</a>, (uint)(nMipMaps-1));
+00541 }
+00542
+00543 <font class="comment">// Fill mipmaps.</font>
+00544 <font class="keywordflow">for</font>(sint i=decalMipMapResize;i&lt;nMipMaps;i++)
+00545 {
+00546 <font class="keywordtype">void</font> *ptr= &amp;(*tex.getPixels(i).begin());
+00547 sint size= tex.getPixels(i).size();
+00548 <font class="keywordflow">if</font> (bUpload)
+00549 {
+00550 <a class="code" href="driver__opengl__extension_8h.html#a35">nglCompressedTexImage2DARB</a> (GL_TEXTURE_2D, i-decalMipMapResize, glfmt,
+00551 tex.getWidth(i),tex.getHeight(i), 0, size, ptr);
+00552 bAllUploaded = <font class="keyword">true</font>;
+00553 }
+00554 <font class="keywordflow">else</font>
+00555 {
+00556 <font class="comment">//nglCompressedTexImage2DARB (GL_TEXTURE_2D, i-decalMipMapResize, glfmt, </font>
+00557 <font class="comment">// tex.getWidth(i),tex.getHeight(i), 0, size, NULL);</font>
+00558 glTexImage2D (GL_TEXTURE_2D, i-decalMipMapResize, glfmt, tex.getWidth(i), tex.getHeight(i),
+00559 0, glSrcFmt, glSrcType, NULL);
+00560 }
+00561
+00562 <font class="comment">// profiling: count TextureMemory usage.</font>
+00563 gltext-&gt;TextureMemory+= tex.getPixels(i).size();
+00564 }
+00565 }
+00566 <font class="keywordflow">else</font>
+00567 {
+00568 sint nMipMaps;
+00569 <font class="keywordflow">if</font>(glSrcFmt==GL_RGBA &amp;&amp; tex.getPixelFormat()!=CBitmap::RGBA )
+00570 {
+00571 bUpload = <font class="keyword">true</font>; <font class="comment">// Force all upload</font>
+00572 tex.convertToType(CBitmap::RGBA);
+00573 }
+00574
+00575 <font class="comment">// Degradation in Size.</font>
+00576 <font class="keywordflow">if</font>(<a class="code" href="classNL3D_1_1CDriverGL.html#o28">_ForceTextureResizePower</a>&gt;0 &amp;&amp; tex.allowDegradation())
+00577 {
+00578 uint <a class="code" href="driver__opengl__extension__def_8h.html#a367">w</a>= tex.getWidth(0) &gt;&gt; <a class="code" href="classNL3D_1_1CDriverGL.html#o28">_ForceTextureResizePower</a>;
+00579 uint h= tex.getHeight(0) &gt;&gt; <a class="code" href="classNL3D_1_1CDriverGL.html#o28">_ForceTextureResizePower</a>;
+00580 <a class="code" href="driver__opengl__extension__def_8h.html#a367">w</a>= max(1U, <a class="code" href="driver__opengl__extension__def_8h.html#a367">w</a>);
+00581 h= max(1U, h);
+00582 tex.resample(<a class="code" href="driver__opengl__extension__def_8h.html#a367">w</a>, h);
+00583 }
+00584
+00585 <font class="keywordflow">if</font>(tex.mipMapOn())
+00586 {
+00587 tex.buildMipMaps();
+00588 nMipMaps= tex.getMipMapCount();
+00589 }
+00590 <font class="keywordflow">else</font>
+00591 nMipMaps= 1;
+00592
+00593 <font class="comment">// Fill mipmaps.</font>
+00594 <font class="keywordflow">for</font>(sint i=0;i&lt;nMipMaps;i++)
+00595 {
+00596 <font class="keywordtype">void</font> *ptr= &amp;(*tex.getPixels(i).begin());
+00597 uint <a class="code" href="driver__opengl__extension__def_8h.html#a367">w</a>= tex.getWidth(i);
+00598 uint h= tex.getHeight(i);
+00599
+00600 <font class="keywordflow">if</font> (bUpload)
+00601 {
+00602 glTexImage2D (GL_TEXTURE_2D, i, glfmt, <a class="code" href="driver__opengl__extension__def_8h.html#a367">w</a>, h, 0,glSrcFmt, glSrcType, ptr);
+00603 bAllUploaded = <font class="keyword">true</font>;
+00604 }
+00605 <font class="keywordflow">else</font>
+00606 {
+00607 glTexImage2D (GL_TEXTURE_2D, i, glfmt, <a class="code" href="driver__opengl__extension__def_8h.html#a367">w</a>, h, 0,glSrcFmt, glSrcType, NULL);
+00608 }
+00609 <font class="comment">// profiling: count TextureMemory usage.</font>
+00610 gltext-&gt;TextureMemory += <a class="code" href="classNL3D_1_1CDriverGL.html#z412_0">computeMipMapMemoryUsage</a> (<a class="code" href="driver__opengl__extension__def_8h.html#a367">w</a>, h, glfmt);
+00611 }
+00612 }
+00613 }
+00614 }
+00615 <font class="comment">//printf("%d,%d,%d\n", tex.getMipMapCount(), tex.getWidth(0), tex.getHeight(0));</font>
+00616
+00617
+00618 <font class="comment">// profiling. add new TextureMemory usage.</font>
+00619 <a class="code" href="classNL3D_1_1CDriverGL.html#z412_3">_AllocatedTextureMemory</a>+= gltext-&gt;TextureMemory;
+00620 }
+00621 <font class="comment">// b. Load part of the texture case.</font>
+00622 <font class="comment">//==================================</font>
+00623 <font class="comment">// \todo yoyo: TODO_DXTC</font>
+00624 <font class="comment">// Replace parts of a compressed image. Maybe don't work with the actual system of invalidateRect()...</font>
+00625 <font class="keywordflow">else</font> <font class="keywordflow">if</font> (mustLoadPart &amp;&amp; !gltext-&gt;Compressed)
+00626 {
+00627 <font class="comment">// Regenerate wanted part of the texture.</font>
+00628 tex.generate();
+00629
+00630 <font class="keywordflow">if</font>(tex.getSize()&gt;0)
+00631 {
+00632 <font class="comment">// Get the correct texture format from texture...</font>
+00633 <font class="comment">//===============================================</font>
+00634 <font class="keywordtype">bool</font> dummy;
+00635 GLint glfmt= <a class="code" href="classNL3D_1_1CDriverGL.html#c12">getGlTextureFormat</a>(tex, dummy);
+00636 GLint glSrcFmt= <a class="code" href="namespaceNL3D.html#a348">getGlSrcTextureFormat</a>(tex, glfmt);
+00637 GLenum glSrcType= <a class="code" href="namespaceNL3D.html#a349">getGlSrcTextureComponentType</a>(glSrcFmt);
+00638
+00639 sint nMipMaps;
+00640 <font class="keywordflow">if</font>(glSrcFmt==GL_RGBA &amp;&amp; tex.getPixelFormat()!=CBitmap::RGBA )
+00641 tex.convertToType(CBitmap::RGBA);
+00642 <font class="keywordflow">if</font>(tex.mipMapOn())
+00643 {
+00644 <font class="keywordtype">bool</font> hadMipMap= tex.getMipMapCount()&gt;1;
+00645 tex.buildMipMaps();
+00646 nMipMaps= tex.getMipMapCount();
+00647 <font class="comment">// If the texture had no mipmap before, release them.</font>
+00648 <font class="keywordflow">if</font>(!hadMipMap)
+00649 {
+00650 tex.releaseMipMaps();
+00651 }
+00652 }
+00653 <font class="keywordflow">else</font>
+00654 nMipMaps= 1;
+00655
+00656 <font class="comment">// For all rect, update the texture/mipmap.</font>
+00657 <font class="comment">//===============================================</font>
+00658 list&lt;NLMISC::CRect&gt;::iterator itRect;
+00659 <font class="keywordflow">for</font>(itRect=tex._ListInvalidRect.begin(); itRect!=tex._ListInvalidRect.end(); itRect++)
+00660 {
+00661 CRect &amp;rect= *itRect;
+00662 sint x0= rect.X;
+00663 sint y0= rect.Y;
+00664 sint x1= rect.X+rect.Width;
+00665 sint y1= rect.Y+rect.Height;
+00666
+00667 <font class="comment">// Fill mipmaps.</font>
+00668 <font class="keywordflow">for</font>(sint i=0;i&lt;nMipMaps;i++)
+00669 {
+00670 <font class="keywordtype">void</font> *ptr= &amp;(*tex.getPixels(i).begin());
+00671 sint <a class="code" href="driver__opengl__extension__def_8h.html#a367">w</a>= tex.getWidth(i);
+00672 sint h= tex.getHeight(i);
+00673 <a class="code" href="namespaceNLMISC.html#a215">clamp</a>(x0, 0, <a class="code" href="driver__opengl__extension__def_8h.html#a367">w</a>);
+00674 <a class="code" href="namespaceNLMISC.html#a215">clamp</a>(y0, 0, h);
+00675 <a class="code" href="namespaceNLMISC.html#a215">clamp</a>(x1, x0, <a class="code" href="driver__opengl__extension__def_8h.html#a367">w</a>);
+00676 <a class="code" href="namespaceNLMISC.html#a215">clamp</a>(y1, y0, h);
+00677
+00678 glPixelStorei(GL_UNPACK_ROW_LENGTH, <a class="code" href="driver__opengl__extension__def_8h.html#a367">w</a>);
+00679 glPixelStorei(GL_UNPACK_SKIP_ROWS, y0);
+00680 glPixelStorei(GL_UNPACK_SKIP_PIXELS, x0);
+00681 <font class="keywordflow">if</font> (bUpload)
+00682 glTexSubImage2D (GL_TEXTURE_2D, i, x0, y0, x1-x0, y1-y0, glSrcFmt,glSrcType, ptr);
+00683 <font class="keywordflow">else</font>
+00684 glTexSubImage2D (GL_TEXTURE_2D, i, x0, y0, x1-x0, y1-y0, glSrcFmt,glSrcType, NULL);
+00685
+00686 <font class="comment">// Next mipmap!!</font>
+00687 <font class="comment">// floor .</font>
+00688 x0= x0/2;
+00689 y0= y0/2;
+00690 <font class="comment">// ceil.</font>
+00691 x1= (x1+1)/2;
+00692 y1= (y1+1)/2;
+00693 }
+00694 }
+00695
+00696 <font class="comment">// Reset the transfer mode...</font>
+00697 glPixelStorei(GL_UNPACK_ROW_LENGTH, 0);
+00698 glPixelStorei(GL_UNPACK_SKIP_ROWS, 0);
+00699 glPixelStorei(GL_UNPACK_SKIP_PIXELS, 0);
+00700 }
+00701 }
+00702
+00703
+00704 <font class="comment">// Release, if wanted.</font>
+00705 <font class="keywordflow">if</font>(tex.getReleasable())
+00706 tex.release();
+00707
+00708 <font class="comment">// Basic parameters.</font>
+00709 <font class="comment">//==================</font>
+00710 gltext-&gt;WrapS= tex.getWrapS();
+00711 gltext-&gt;WrapT= tex.getWrapT();
+00712 gltext-&gt;MagFilter= tex.getMagFilter();
+00713 gltext-&gt;MinFilter= tex.getMinFilter();
+00714 <font class="keywordflow">if</font>(tex.isTextureCube())
+00715 {
+00716 glTexParameteri(GL_TEXTURE_CUBE_MAP_ARB,GL_TEXTURE_WRAP_S, <a class="code" href="namespaceNL3D.html#a350">translateWrapToGl</a>(ITexture::Clamp, <a class="code" href="classNL3D_1_1CDriverGL.html#z403_0">_Extensions</a>));
+00717 glTexParameteri(GL_TEXTURE_CUBE_MAP_ARB,GL_TEXTURE_WRAP_T, <a class="code" href="namespaceNL3D.html#a350">translateWrapToGl</a>(ITexture::Clamp, <a class="code" href="classNL3D_1_1CDriverGL.html#z403_0">_Extensions</a>));
+00718 glTexParameteri(GL_TEXTURE_CUBE_MAP_ARB,GL_TEXTURE_WRAP_R, <a class="code" href="namespaceNL3D.html#a350">translateWrapToGl</a>(ITexture::Clamp, <a class="code" href="classNL3D_1_1CDriverGL.html#z403_0">_Extensions</a>));
+00719 glTexParameteri(GL_TEXTURE_CUBE_MAP_ARB,GL_TEXTURE_MAG_FILTER, <a class="code" href="namespaceNL3D.html#a351">translateMagFilterToGl</a>(gltext-&gt;MagFilter));
+00720 glTexParameteri(GL_TEXTURE_CUBE_MAP_ARB,GL_TEXTURE_MIN_FILTER, <a class="code" href="namespaceNL3D.html#a352">translateMinFilterToGl</a>(gltext-&gt;MinFilter));
+00721 }
+00722 <font class="keywordflow">else</font>
+00723 {
+00724 glTexParameteri(GL_TEXTURE_2D,GL_TEXTURE_WRAP_S, <a class="code" href="namespaceNL3D.html#a350">translateWrapToGl</a>(gltext-&gt;WrapS, <a class="code" href="classNL3D_1_1CDriverGL.html#z403_0">_Extensions</a>));
+00725 glTexParameteri(GL_TEXTURE_2D,GL_TEXTURE_WRAP_T, <a class="code" href="namespaceNL3D.html#a350">translateWrapToGl</a>(gltext-&gt;WrapT, <a class="code" href="classNL3D_1_1CDriverGL.html#z403_0">_Extensions</a>));
+00726 glTexParameteri(GL_TEXTURE_2D,GL_TEXTURE_MAG_FILTER, <a class="code" href="namespaceNL3D.html#a351">translateMagFilterToGl</a>(gltext-&gt;MagFilter));
+00727 glTexParameteri(GL_TEXTURE_2D,GL_TEXTURE_MIN_FILTER, <a class="code" href="namespaceNL3D.html#a352">translateMinFilterToGl</a>(gltext-&gt;MinFilter));
+00728 }
+00729
+00730
+00731
+00732 <font class="comment">// Disable texture 0</font>
+00733 <a class="code" href="classNL3D_1_1CDriverGL.html#z405_4">_CurrentTexture</a>[0]= NULL;
+00734 <a class="code" href="classNL3D_1_1CDriverGL.html#z405_5">_CurrentTextureInfoGL</a>[0]= NULL;
+00735 <a class="code" href="classNL3D_1_1CDriverGL.html#z405_11">_DriverGLStates</a>.setTextureMode(CDriverGLStates::TextureDisabled);
+00736 }
+00737
+00738
+00739 <font class="comment">// The texture is correctly setuped.</font>
+00740 tex.clearTouched();
+00741 <font class="keywordflow">return</font> <font class="keyword">true</font>;
+00742 }
+00743
+00744
+00745 <font class="comment">// ***************************************************************************</font>
+<a name="l00746"></a><a class="code" href="classNL3D_1_1CDriverGL.html#a20">00746</a> <font class="keywordtype">bool</font> CDriverGL::uploadTexture (ITexture&amp; tex, CRect&amp; rect, uint8 nNumMipMap)
+00747 {
+00748 <font class="keywordflow">if</font> (tex.TextureDrvShare == NULL)
+00749 <font class="keywordflow">return</font> <font class="keyword">false</font>; <font class="comment">// Texture not created</font>
+00750 <font class="keywordflow">if</font> (tex.TextureDrvShare-&gt;DrvTexture == NULL)
+00751 <font class="keywordflow">return</font> <font class="keyword">false</font>; <font class="comment">// Texture not created</font>
+00752 <font class="keywordflow">if</font> (tex.isTextureCube())
+00753 <font class="keywordflow">return</font> <font class="keyword">false</font>;
+00754
+00755 <a class="code" href="debug_8h.html#a6">nlassert</a>(nNumMipMap&lt;(uint8)tex.getMipMapCount());
+00756
+00757 <font class="comment">// validate rect.</font>
+00758 sint x0 = rect.X;
+00759 sint y0 = rect.Y;
+00760 sint x1 = rect.X+rect.Width;
+00761 sint y1 = rect.Y+rect.Height;
+00762 sint <a class="code" href="driver__opengl__extension__def_8h.html#a367">w</a> = tex.getWidth (nNumMipMap);
+00763 sint h = tex.getHeight (nNumMipMap);
+00764 <a class="code" href="namespaceNLMISC.html#a215">clamp</a> (x0, 0, <a class="code" href="driver__opengl__extension__def_8h.html#a367">w</a>);
+00765 <a class="code" href="namespaceNLMISC.html#a215">clamp</a> (y0, 0, h);
+00766 <a class="code" href="namespaceNLMISC.html#a215">clamp</a> (x1, x0, <a class="code" href="driver__opengl__extension__def_8h.html#a367">w</a>);
+00767 <a class="code" href="namespaceNLMISC.html#a215">clamp</a> (y1, y0, h);
+00768
+00769 <font class="comment">// bind the texture to upload </font>
+00770 <a class="code" href="classNL3D_1_1CDriverGL.html#l0">CTextureDrvInfosGL</a>* gltext;
+00771 gltext = <a class="code" href="namespaceNL3D.html#a347">getTextureGl</a> (tex);
+00772
+00773 <font class="comment">// system of "backup the previous binded texture" seems to not work with some drivers....</font>
+00774 <a class="code" href="classNL3D_1_1CDriverGL.html#z405_11">_DriverGLStates</a>.activeTextureARB (0);
+00775 <a class="code" href="classNL3D_1_1CDriverGL.html#z405_11">_DriverGLStates</a>.setTextureMode (CDriverGLStates::Texture2D);
+00776 <font class="comment">// Bind this texture, for reload...</font>
+00777 glBindTexture (GL_TEXTURE_2D, gltext-&gt;ID);
+00778
+00779 glPixelStorei (GL_UNPACK_ALIGNMENT, 1);
+00780
+00781 <font class="keywordtype">bool</font> dummy;
+00782 GLint glfmt = <a class="code" href="classNL3D_1_1CDriverGL.html#c12">getGlTextureFormat</a> (tex, dummy);
+00783 GLint glSrcFmt = <a class="code" href="namespaceNL3D.html#a348">getGlSrcTextureFormat</a> (tex, glfmt);
+00784 GLenum glSrcType= <a class="code" href="namespaceNL3D.html#a349">getGlSrcTextureComponentType</a>(glSrcFmt);
+00785 <font class="comment">// If DXTC format</font>
+00786 <font class="comment">//if (isDXTCFormat(glfmt))</font>
+00787 <font class="keywordflow">if</font> (<a class="code" href="classNL3D_1_1CDriverGL.html#z403_0">_Extensions</a>.EXTTextureCompressionS3TC &amp;&amp; <a class="code" href="namespaceNL3D.html#a353">sameDXTCFormat</a>(tex, glfmt) &amp;&amp;
+00788 (tex.mipMapOff() || tex.getMipMapCount()&gt;1) )
+00789 {
+00790 <a class="code" href="debug_8h.html#a6">nlassert</a> (<a class="code" href="classNL3D_1_1CDriverGL.html#z403_0">_Extensions</a>.EXTTextureCompressionS3TC &amp;&amp; <a class="code" href="namespaceNL3D.html#a353">sameDXTCFormat</a>(tex, glfmt) &amp;&amp;
+00791 (tex.mipMapOff() || tex.getMipMapCount()&gt;1) );
+00792
+00793 sint nUploadMipMaps;
+00794 <font class="keywordflow">if</font> (tex.mipMapOn())
+00795 nUploadMipMaps = tex.getMipMapCount();
+00796 <font class="keywordflow">else</font>
+00797 nUploadMipMaps = 1;
+00798
+00799 uint decalMipMapResize = 0;
+00800 <font class="keywordflow">if</font> (<a class="code" href="classNL3D_1_1CDriverGL.html#o28">_ForceTextureResizePower</a>&gt;0 &amp;&amp; tex.allowDegradation() &amp;&amp; nUploadMipMaps&gt;1)
+00801 {
+00802 decalMipMapResize = <a class="code" href="bit__set_8cpp.html#a0">min</a>(<a class="code" href="classNL3D_1_1CDriverGL.html#o28">_ForceTextureResizePower</a>, (uint)(nUploadMipMaps-1));
+00803 }
+00804
+00805 <font class="comment">// Compute src compressed size and location</font>
+00806 sint <a class="code" href="driver__opengl__extension__def_8h.html#a393">imageSize</a> = (x1-x0)*(y1-y0);
+00807 <font class="keywordtype">void</font> *ptr = &amp;(*tex.getPixels(nNumMipMap).begin());
+00808
+00809 <font class="comment">// If DXTC1 or DXTC1A, then 4 bits/texel else 8 bits/texel</font>
+00810 <font class="keywordflow">if</font> (glfmt == GL_COMPRESSED_RGB_S3TC_DXT1_EXT || glfmt == GL_COMPRESSED_RGBA_S3TC_DXT1_EXT)
+00811 {
+00812 <a class="code" href="driver__opengl__extension__def_8h.html#a393">imageSize</a> /= 2;
+00813 ptr = (uint8*)ptr + y0*<a class="code" href="driver__opengl__extension__def_8h.html#a367">w</a>/2 + x0/2;
+00814 }
+00815 <font class="keywordflow">else</font>
+00816 {
+00817 ptr = (uint8*)ptr + y0*<a class="code" href="driver__opengl__extension__def_8h.html#a367">w</a> + x0;
+00818 }
+00819
+00820 <font class="comment">// Upload</font>
+00821
+00822 <font class="keywordflow">if</font> (decalMipMapResize &gt; nNumMipMap)
+00823 {
+00824 <a class="code" href="classNL3D_1_1CDriverGL.html#z405_4">_CurrentTexture</a>[0]= NULL;
+00825 <a class="code" href="classNL3D_1_1CDriverGL.html#z405_5">_CurrentTextureInfoGL</a>[0]= NULL;
+00826 <a class="code" href="classNL3D_1_1CDriverGL.html#z405_11">_DriverGLStates</a>.setTextureMode (CDriverGLStates::TextureDisabled);
+00827 <font class="keywordflow">return</font> <font class="keyword">false</font>;
+00828 }
+00829
+00830
+00831 <a class="code" href="debug_8h.html#a6">nlassert</a> (((x0&amp;3) == 0) &amp;&amp; ((y0&amp;3) == 0));
+00832 <font class="keywordflow">if</font> ((<a class="code" href="driver__opengl__extension__def_8h.html#a367">w</a>&gt;=4) &amp;&amp; (h&gt;=4))
+00833 {
+00834 <a class="code" href="driver__opengl__extension_8h.html#a38">nglCompressedTexSubImage2DARB</a> ( GL_TEXTURE_2D, nNumMipMap-decalMipMapResize,
+00835 x0, y0, (x1-x0), (y1-y0), glfmt, <a class="code" href="driver__opengl__extension__def_8h.html#a393">imageSize</a>, ptr );
+00836 }
+00837 <font class="keywordflow">else</font>
+00838 {
+00839 <font class="comment">// The CompressedTexSubImage2DARB function do not functionnate properly if width or height</font>
+00840 <font class="comment">// of the mipmap is less than 4 pixel so we use the other form. (its not really time critical</font>
+00841 <font class="comment">// to upload 16 bytes so we can do it twice if texture is cut)</font>
+00842 <a class="code" href="driver__opengl__extension__def_8h.html#a393">imageSize</a> = tex.getPixels(nNumMipMap).size();
+00843 <a class="code" href="driver__opengl__extension_8h.html#a35">nglCompressedTexImage2DARB</a> (GL_TEXTURE_2D, nNumMipMap-decalMipMapResize,
+00844 glfmt, <a class="code" href="driver__opengl__extension__def_8h.html#a367">w</a>, h, 0, <a class="code" href="driver__opengl__extension__def_8h.html#a393">imageSize</a>, ptr);
+00845 }
+00846 }
+00847 <font class="keywordflow">else</font>
+00848 {
+00849 <font class="comment">// glSrcFmt and ITexture format must be identical</font>
+00850 <a class="code" href="debug_8h.html#a6">nlassert</a> (glSrcFmt!=GL_RGBA || tex.getPixelFormat()==CBitmap::RGBA);
+00851
+00852 <font class="keywordtype">void</font> *ptr= &amp;(*tex.getPixels(nNumMipMap).begin());
+00853 glPixelStorei (GL_UNPACK_ROW_LENGTH, <a class="code" href="driver__opengl__extension__def_8h.html#a367">w</a>);
+00854 glPixelStorei (GL_UNPACK_SKIP_ROWS, y0);
+00855 glPixelStorei (GL_UNPACK_SKIP_PIXELS, x0);
+00856 glTexSubImage2D (GL_TEXTURE_2D, nNumMipMap, x0, y0, x1-x0, y1-y0, glSrcFmt,glSrcType, ptr);
+00857
+00858 <font class="comment">// Reset the transfer mode...</font>
+00859 glPixelStorei (GL_UNPACK_ROW_LENGTH, 0);
+00860 glPixelStorei (GL_UNPACK_SKIP_ROWS, 0);
+00861 glPixelStorei (GL_UNPACK_SKIP_PIXELS, 0);
+00862 }
+00863
+00864 <font class="comment">// Disable texture 0</font>
+00865 <a class="code" href="classNL3D_1_1CDriverGL.html#z405_4">_CurrentTexture</a>[0]= NULL;
+00866 <a class="code" href="classNL3D_1_1CDriverGL.html#z405_5">_CurrentTextureInfoGL</a>[0]= NULL;
+00867 <a class="code" href="classNL3D_1_1CDriverGL.html#z405_11">_DriverGLStates</a>.setTextureMode (CDriverGLStates::TextureDisabled);
+00868
+00869 <font class="keywordflow">return</font> <font class="keyword">true</font>;
+00870 }
+00871
+00872 <font class="comment">// ***************************************************************************</font>
+<a name="l00873"></a><a class="code" href="classNL3D_1_1CDriverGL.html#a21">00873</a> <font class="keywordtype">bool</font> CDriverGL::uploadTextureCube (ITexture&amp; tex, CRect&amp; rect, uint8 nNumMipMap, uint8 nNumFace)
+00874 {
+00875 <font class="keywordflow">if</font> (tex.TextureDrvShare == NULL)
+00876 <font class="keywordflow">return</font> <font class="keyword">false</font>; <font class="comment">// Texture not created</font>
+00877 <font class="keywordflow">if</font> (!tex.isTextureCube())
+00878 <font class="keywordflow">return</font> <font class="keyword">false</font>;
+00879
+00880 <font class="keywordflow">return</font> <font class="keyword">true</font>;
+00881 }
+00882
+00883 <font class="comment">// ***************************************************************************</font>
+<a name="l00884"></a><a class="code" href="classNL3D_1_1CDriverGL.html#c2">00884</a> <font class="keywordtype">bool</font> CDriverGL::activateTexture(uint stage, ITexture *tex)
+00885 {
+00886 <font class="keywordflow">if</font> (this-&gt;<a class="code" href="classNL3D_1_1CDriverGL.html#z405_4">_CurrentTexture</a>[stage]!=tex)
+00887 {
+00888 <a class="code" href="classNL3D_1_1CDriverGL.html#z405_11">_DriverGLStates</a>.activeTextureARB(stage);
+00889 <font class="keywordflow">if</font>(tex)
+00890 {
+00891 <font class="comment">// get the drv info. should be not NULL.</font>
+00892 <a class="code" href="classNL3D_1_1CDriverGL.html#l0">CTextureDrvInfosGL</a>* gltext;
+00893 gltext= <a class="code" href="namespaceNL3D.html#a347">getTextureGl</a>(*tex);
+00894
+00895 <font class="comment">// Profile, log the use of this texture</font>
+00896 <font class="comment">//=========================================</font>
+00897 <font class="keywordflow">if</font> (_SumTextureMemoryUsed)
+00898 {
+00899 <font class="comment">// Insert the pointer of this texture</font>
+00900 <a class="code" href="classNL3D_1_1CDriverGL.html#z412_7">_TextureUsed</a>.insert (gltext);
+00901 }
+00902
+00903
+00904 <font class="keywordflow">if</font>(tex-&gt;isTextureCube())
+00905 {
+00906 <font class="comment">// setup texture mode, after activeTextureARB()</font>
+00907 <a class="code" href="classNL3D_1_1CDriverGL.html#z405_11">_DriverGLStates</a>.setTextureMode(CDriverGLStates::TextureCubeMap);
+00908
+00909 <font class="keywordflow">if</font>(<a class="code" href="classNL3D_1_1CDriverGL.html#z403_0">_Extensions</a>.ARBTextureCubeMap)
+00910 {
+00911 <font class="comment">// Activate texturing...</font>
+00912 <font class="comment">//======================</font>
+00913
+00914 <font class="comment">// If the shared texture is the same than before, no op.</font>
+00915 <font class="keywordflow">if</font>(<a class="code" href="classNL3D_1_1CDriverGL.html#z405_5">_CurrentTextureInfoGL</a>[stage] != gltext)
+00916 {
+00917 <font class="comment">// Cache setup.</font>
+00918 <a class="code" href="classNL3D_1_1CDriverGL.html#z405_5">_CurrentTextureInfoGL</a>[stage]= gltext;
+00919
+00920 <font class="comment">// setup this texture</font>
+00921 glBindTexture(GL_TEXTURE_CUBE_MAP_ARB, gltext-&gt;ID);
+00922
+00923
+00924 <font class="comment">// Change parameters of texture, if necessary.</font>
+00925 <font class="comment">//============================================</font>
+00926 <font class="keywordflow">if</font>(gltext-&gt;MagFilter!= tex-&gt;getMagFilter())
+00927 {
+00928 gltext-&gt;MagFilter= tex-&gt;getMagFilter();
+00929 glTexParameteri(GL_TEXTURE_CUBE_MAP_ARB,GL_TEXTURE_MAG_FILTER, <a class="code" href="namespaceNL3D.html#a351">translateMagFilterToGl</a>(gltext-&gt;MagFilter));
+00930 }
+00931 <font class="keywordflow">if</font>(gltext-&gt;MinFilter!= tex-&gt;getMinFilter())
+00932 {
+00933 gltext-&gt;MinFilter= tex-&gt;getMinFilter();
+00934 glTexParameteri(GL_TEXTURE_CUBE_MAP_ARB,GL_TEXTURE_MIN_FILTER, <a class="code" href="namespaceNL3D.html#a352">translateMinFilterToGl</a>(gltext-&gt;MinFilter));
+00935 }
+00936 }
+00937 }
+00938 }
+00939 <font class="keywordflow">else</font>
+00940 {
+00941 <font class="comment">// setup texture mode, after activeTextureARB()</font>
+00942 <a class="code" href="classNL3D_1_1CDriverGL.html#z405_11">_DriverGLStates</a>.setTextureMode(CDriverGLStates::Texture2D);
+00943
+00944 <font class="comment">// Activate texture...</font>
+00945 <font class="comment">//======================</font>
+00946
+00947 <font class="comment">// If the shared texture is the same than before, no op.</font>
+00948 <font class="keywordflow">if</font>(<a class="code" href="classNL3D_1_1CDriverGL.html#z405_5">_CurrentTextureInfoGL</a>[stage] != gltext)
+00949 {
+00950 <font class="comment">// Cache setup.</font>
+00951 <a class="code" href="classNL3D_1_1CDriverGL.html#z405_5">_CurrentTextureInfoGL</a>[stage]= gltext;
+00952
+00953 <font class="comment">// setup this texture</font>
+00954 glBindTexture(GL_TEXTURE_2D, gltext-&gt;ID);
+00955
+00956
+00957 <font class="comment">// Change parameters of texture, if necessary.</font>
+00958 <font class="comment">//============================================</font>
+00959 <font class="keywordflow">if</font>(gltext-&gt;WrapS!= tex-&gt;getWrapS())
+00960 {
+00961 gltext-&gt;WrapS= tex-&gt;getWrapS();
+00962 glTexParameteri(GL_TEXTURE_2D,GL_TEXTURE_WRAP_S, <a class="code" href="namespaceNL3D.html#a350">translateWrapToGl</a>(gltext-&gt;WrapS, <a class="code" href="classNL3D_1_1CDriverGL.html#z403_0">_Extensions</a>));
+00963 }
+00964 <font class="keywordflow">if</font>(gltext-&gt;WrapT!= tex-&gt;getWrapT())
+00965 {
+00966 gltext-&gt;WrapT= tex-&gt;getWrapT();
+00967 glTexParameteri(GL_TEXTURE_2D,GL_TEXTURE_WRAP_T, <a class="code" href="namespaceNL3D.html#a350">translateWrapToGl</a>(gltext-&gt;WrapT, <a class="code" href="classNL3D_1_1CDriverGL.html#z403_0">_Extensions</a>));
+00968 }
+00969 <font class="keywordflow">if</font>(gltext-&gt;MagFilter!= tex-&gt;getMagFilter())
+00970 {
+00971 gltext-&gt;MagFilter= tex-&gt;getMagFilter();
+00972 glTexParameteri(GL_TEXTURE_2D,GL_TEXTURE_MAG_FILTER, <a class="code" href="namespaceNL3D.html#a351">translateMagFilterToGl</a>(gltext-&gt;MagFilter));
+00973 }
+00974 <font class="keywordflow">if</font>(gltext-&gt;MinFilter!= tex-&gt;getMinFilter())
+00975 {
+00976 gltext-&gt;MinFilter= tex-&gt;getMinFilter();
+00977 glTexParameteri(GL_TEXTURE_2D,GL_TEXTURE_MIN_FILTER, <a class="code" href="namespaceNL3D.html#a352">translateMinFilterToGl</a>(gltext-&gt;MinFilter));
+00978 }
+00979 }
+00980 }
+00981 }
+00982 <font class="keywordflow">else</font>
+00983 {
+00984 <font class="comment">// Force no texturing for this stage.</font>
+00985 <a class="code" href="classNL3D_1_1CDriverGL.html#z405_5">_CurrentTextureInfoGL</a>[stage]= NULL;
+00986 <font class="comment">// setup texture mode, after activeTextureARB()</font>
+00987 <a class="code" href="classNL3D_1_1CDriverGL.html#z405_11">_DriverGLStates</a>.setTextureMode(CDriverGLStates::TextureDisabled);
+00988 }
+00989
+00990 this-&gt;<a class="code" href="classNL3D_1_1CDriverGL.html#z405_4">_CurrentTexture</a>[stage]= tex;
+00991 }
+00992
+00993 <font class="keywordflow">return</font> <font class="keyword">true</font>;
+00994 }
+00995
+00996 <font class="comment">// ***************************************************************************</font>
+<a name="l00997"></a><a class="code" href="classNL3D_1_1CDriverGL.html#c5">00997</a> <font class="keywordtype">void</font> CDriverGL::forceActivateTexEnvMode(uint stage, <font class="keyword">const</font> CMaterial::CTexEnv &amp;env)
+00998 {
+00999 <font class="comment">// This maps the CMaterial::TTexOperator</font>
+01000 <font class="keyword">static</font> <font class="keyword">const</font> GLenum operatorLUT[9]= { GL_REPLACE, GL_MODULATE, GL_ADD, GL_ADD_SIGNED_EXT,
+01001 GL_INTERPOLATE_EXT, GL_INTERPOLATE_EXT, GL_INTERPOLATE_EXT, GL_INTERPOLATE_EXT, <a class="code" href="driver__opengl__extension__def_8h.html#a352">GL_BUMP_ENVMAP_ATI</a> };
+01002
+01003 <font class="comment">// This maps the CMaterial::TTexSource</font>
+01004 <font class="keyword">static</font> <font class="keyword">const</font> GLenum sourceLUT[4]= { GL_TEXTURE, GL_PREVIOUS_EXT, GL_PRIMARY_COLOR_EXT, GL_CONSTANT_EXT };
+01005
+01006 <font class="comment">// This maps the CMaterial::TTexOperand</font>
+01007 <font class="keyword">static</font> <font class="keyword">const</font> GLenum operandLUT[4]= { GL_SRC_COLOR, GL_ONE_MINUS_SRC_COLOR, GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA };
+01008
+01009 <font class="comment">// This maps the CMaterial::TTexOperator, used for openGL Arg2 setup.</font>
+01010 <font class="keyword">static</font> <font class="keyword">const</font> GLenum interpolateSrcLUT[8]= { GL_TEXTURE, GL_TEXTURE, GL_TEXTURE, GL_TEXTURE,
+01011 GL_TEXTURE, GL_PREVIOUS_EXT, GL_PRIMARY_COLOR_EXT, GL_CONSTANT_EXT };
+01012
+01013
+01014
+01015 <font class="comment">// cache mgt.</font>
+01016 <a class="code" href="classNL3D_1_1CDriverGL.html#z405_6">_CurrentTexEnv</a>[stage].EnvPacked= env.EnvPacked;
+01017 <font class="comment">// Disable Special tex env f().</font>
+01018 <a class="code" href="classNL3D_1_1CDriverGL.html#z405_7">_CurrentTexEnvSpecial</a>[stage]= <a class="code" href="classNL3D_1_1CDriverGL.html#z405_0u0">TexEnvSpecialDisabled</a>;
+01019
+01020
+01021 <font class="comment">// Setup the gl env mode.</font>
+01022 <a class="code" href="classNL3D_1_1CDriverGL.html#z405_11">_DriverGLStates</a>.activeTextureARB(stage);
+01023 <font class="comment">// "Normal drivers", setup EnvCombine.</font>
+01024 <font class="keywordflow">if</font>(<a class="code" href="classNL3D_1_1CDriverGL.html#z403_0">_Extensions</a>.EXTTextureEnvCombine)
+01025 {
+01026 glTexEnvi(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_COMBINE_EXT);
+01027
+01028
+01029 <font class="comment">// RGB.</font>
+01030 <font class="comment">//=====</font>
+01031 <font class="comment">// Operator.</font>
+01032 glTexEnvi(GL_TEXTURE_ENV, GL_COMBINE_RGB_EXT, operatorLUT[env.Env.OpRGB] );
+01033 <font class="comment">// Arg0.</font>
+01034 glTexEnvi(GL_TEXTURE_ENV, GL_SOURCE0_RGB_EXT, sourceLUT[env.Env.SrcArg0RGB] );
+01035 glTexEnvi(GL_TEXTURE_ENV, GL_OPERAND0_RGB_EXT, operandLUT[env.Env.OpArg0RGB]);
+01036 <font class="comment">// Arg1.</font>
+01037 <font class="keywordflow">if</font>(env.Env.OpRGB &gt; CMaterial::Replace)
+01038 {
+01039 glTexEnvi(GL_TEXTURE_ENV, GL_SOURCE1_RGB_EXT, sourceLUT[env.Env.SrcArg1RGB] );
+01040 glTexEnvi(GL_TEXTURE_ENV, GL_OPERAND1_RGB_EXT, operandLUT[env.Env.OpArg1RGB]);
+01041 <font class="comment">// Arg2.</font>
+01042 <font class="keywordflow">if</font>(env.Env.OpRGB &gt;= CMaterial::InterpolateTexture )
+01043 {
+01044 glTexEnvi(GL_TEXTURE_ENV, GL_SOURCE2_RGB_EXT, interpolateSrcLUT[env.Env.OpRGB] );
+01045 glTexEnvi(GL_TEXTURE_ENV, GL_OPERAND2_RGB_EXT, GL_SRC_ALPHA);
+01046 }
+01047 }
+01048
+01049
+01050 <font class="comment">// Alpha.</font>
+01051 <font class="comment">//=====</font>
+01052 <font class="comment">// Operator.</font>
+01053 glTexEnvi(GL_TEXTURE_ENV, GL_COMBINE_ALPHA_EXT, operatorLUT[env.Env.OpAlpha] );
+01054 <font class="comment">// Arg0.</font>
+01055 glTexEnvi(GL_TEXTURE_ENV, GL_SOURCE0_ALPHA_EXT, sourceLUT[env.Env.SrcArg0Alpha] );
+01056 glTexEnvi(GL_TEXTURE_ENV, GL_OPERAND0_ALPHA_EXT, operandLUT[env.Env.OpArg0Alpha]);
+01057 <font class="comment">// Arg1.</font>
+01058 <font class="keywordflow">if</font>(env.Env.OpAlpha &gt; CMaterial::Replace)
+01059 {
+01060 glTexEnvi(GL_TEXTURE_ENV, GL_SOURCE1_ALPHA_EXT, sourceLUT[env.Env.SrcArg1Alpha] );
+01061 glTexEnvi(GL_TEXTURE_ENV, GL_OPERAND1_ALPHA_EXT, operandLUT[env.Env.OpArg1Alpha]);
+01062 <font class="comment">// Arg2.</font>
+01063 <font class="keywordflow">if</font>(env.Env.OpAlpha &gt;= CMaterial::InterpolateTexture )
+01064 {
+01065 glTexEnvi(GL_TEXTURE_ENV, GL_SOURCE2_ALPHA_EXT, interpolateSrcLUT[env.Env.OpAlpha] );
+01066 glTexEnvi(GL_TEXTURE_ENV, GL_OPERAND2_ALPHA_EXT, GL_SRC_ALPHA);
+01067 }
+01068 }
+01069 }
+01070 <font class="comment">// Very Bad drivers.</font>
+01071 <font class="keywordflow">else</font>
+01072 {
+01073 glTexEnvi(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_MODULATE);
+01074 }
+01075
+01076 }
+01077
+01078
+01079 <font class="comment">// ***************************************************************************</font>
+<a name="l01080"></a><a class="code" href="classNL3D_1_1CDriverGL.html#c6">01080</a> <font class="keywordtype">void</font> CDriverGL::activateTexEnvColor(uint stage, <a class="code" href="classNLMISC_1_1CRGBA.html">NLMISC::CRGBA</a> col)
+01081 {
+01082 <font class="keywordflow">if</font> (col != <a class="code" href="classNL3D_1_1CDriverGL.html#z405_6">_CurrentTexEnv</a>[stage].ConstantColor)
+01083 {
+01084 <a class="code" href="classNL3D_1_1CDriverGL.html#c7">forceActivateTexEnvColor</a>(stage, col);
+01085 }
+01086 }
+01087
+01088
+01089 <font class="comment">// ***************************************************************************</font>
+<a name="l01090"></a><a class="code" href="classNL3D_1_1CDriverGL.html#c3">01090</a> <font class="keywordtype">void</font> CDriverGL::activateTexEnvMode(uint stage, <font class="keyword">const</font> CMaterial::CTexEnv &amp;env)
+01091 {
+01092 <font class="comment">// If a special Texture environnement is setuped, or if not the same normal texture environnement,</font>
+01093 <font class="comment">// must setup a new normal Texture environnement.</font>
+01094 <font class="keywordflow">if</font>( <a class="code" href="classNL3D_1_1CDriverGL.html#z405_7">_CurrentTexEnvSpecial</a>[stage] != <a class="code" href="classNL3D_1_1CDriverGL.html#z405_0u0">TexEnvSpecialDisabled</a> || <a class="code" href="classNL3D_1_1CDriverGL.html#z405_6">_CurrentTexEnv</a>[stage].EnvPacked!= env.EnvPacked)
+01095 {
+01096 <a class="code" href="classNL3D_1_1CDriverGL.html#c5">forceActivateTexEnvMode</a>(stage, env);
+01097 }
+01098 }
+01099
+01100
+01101 <font class="comment">// ***************************************************************************</font>
+<a name="l01102"></a><a class="code" href="classNL3D_1_1CDriverGL.html#c4">01102</a> <font class="keywordtype">void</font> CDriverGL::activateTexEnvColor(uint stage, <font class="keyword">const</font> CMaterial::CTexEnv &amp;env)
+01103 {
+01104 <font class="keywordflow">if</font>(<a class="code" href="classNL3D_1_1CDriverGL.html#z405_6">_CurrentTexEnv</a>[stage].ConstantColor!= env.ConstantColor)
+01105 {
+01106 <a class="code" href="classNL3D_1_1CDriverGL.html#c7">forceActivateTexEnvColor</a>(stage, env);
+01107 }
+01108 }
+01109
+01110
+01111 <font class="comment">// ***************************************************************************</font>
+<a name="l01112"></a><a class="code" href="classNL3D_1_1CDriverGL.html#a22">01112</a> <font class="keywordtype">void</font> CDriverGL::forceDXTCCompression(<font class="keywordtype">bool</font> dxtcComp)
+01113 {
+01114 <a class="code" href="classNL3D_1_1CDriverGL.html#o27">_ForceDXTCCompression</a>= dxtcComp;
+01115 }
+01116
+01117 <font class="comment">// ***************************************************************************</font>
+<a name="l01118"></a><a class="code" href="classNL3D_1_1CDriverGL.html#a23">01118</a> <font class="keywordtype">void</font> CDriverGL::forceTextureResize(uint divisor)
+01119 {
+01120 <a class="code" href="namespaceNLMISC.html#a215">clamp</a>(divisor, 1U, 256U);
+01121
+01122 <font class="comment">// 16 -&gt; 4.</font>
+01123 <a class="code" href="classNL3D_1_1CDriverGL.html#o28">_ForceTextureResizePower</a>= <a class="code" href="namespaceNLMISC.html#a224">getPowerOf2</a>(divisor);
+01124 }
+01125
+01126
+01127 <font class="comment">// ***************************************************************************</font>
+<a name="l01128"></a><a class="code" href="classNL3D_1_1CDriverGL.html#a87">01128</a> <font class="keywordtype">void</font> CDriverGL::swapTextureHandle(ITexture &amp;tex0, ITexture &amp;tex1)
+01129 {
+01130 <font class="comment">// ensure creation of both texture</font>
+01131 <a class="code" href="classNL3D_1_1CDriverGL.html#a18">setupTexture</a>(tex0);
+01132 <a class="code" href="classNL3D_1_1CDriverGL.html#a18">setupTexture</a>(tex1);
+01133
+01134 <font class="comment">// avoid any problem, disable all textures</font>
+01135 <font class="keywordflow">for</font>(sint stage=0; stage&lt;<a class="code" href="classNL3D_1_1CDriverGL.html#c28">inlGetNumTextStages</a>() ; stage++)
+01136 {
+01137 <a class="code" href="classNL3D_1_1CDriverGL.html#c2">activateTexture</a>(stage, NULL);
+01138 }
+01139
+01140 <font class="comment">// get the handle.</font>
+01141 <a class="code" href="classNL3D_1_1CDriverGL.html#l0">CTextureDrvInfosGL</a> *t0= <a class="code" href="namespaceNL3D.html#a347">getTextureGl</a>(tex0);
+01142 <a class="code" href="classNL3D_1_1CDriverGL.html#l0">CTextureDrvInfosGL</a> *t1= <a class="code" href="namespaceNL3D.html#a347">getTextureGl</a>(tex1);
+01143
+01144 <font class="comment">/* Swap contents. Can't swap directly the pointers cause would have to change all CTextureDrvShare which point on</font>
+01145 <font class="comment"> Can't do swap(*t0, *t1), because must keep the correct _DriverIterator</font>
+01146 <font class="comment"> */</font>
+01147 swap(t0-&gt;ID, t1-&gt;ID);
+01148 swap(t0-&gt;Compressed, t1-&gt;Compressed);
+01149 swap(t0-&gt;TextureMemory, t1-&gt;TextureMemory);
+01150 swap(t0-&gt;WrapS, t1-&gt;WrapS);
+01151 swap(t0-&gt;WrapT, t1-&gt;WrapT);
+01152 swap(t0-&gt;MagFilter, t1-&gt;MagFilter);
+01153 swap(t0-&gt;MinFilter, t1-&gt;MinFilter);
+01154
+01155 }
+01156
+01157
+01158 } <font class="comment">// NL3D</font>
+</pre></div>
+
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