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<hr><h1>driver_opengl.cpp</h1><a href="driver__opengl_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">#ifdef NL_OS_WINDOWS</font>
00031 <font class="preprocessor"></font>
00032 <font class="preprocessor">#define WIN32_LEAN_AND_MEAN</font>
00033 <font class="preprocessor"></font><font class="preprocessor">#include &lt;windows.h&gt;</font>
00034 <font class="preprocessor">#include &lt;windowsx.h&gt;</font>
00035 <font class="preprocessor">#include &lt;string&gt;</font>
00036 
00037 
00038 <font class="preprocessor">#else // NL_OS_UNIX</font>
00039 <font class="preprocessor"></font>
00040 <font class="preprocessor">#include &lt;GL/glx.h&gt;</font>
00041 
00042 <font class="preprocessor">#endif // NL_OS_UNIX</font>
00043 <font class="preprocessor"></font>
00044 <font class="preprocessor">#include &lt;vector&gt;</font>
00045 <font class="preprocessor">#include &lt;GL/gl.h&gt;</font>
00046 
00047 <font class="preprocessor">#include "<a class="code" href="viewport_8h.html">nel/3d/viewport.h</a>"</font>
00048 <font class="preprocessor">#include "<a class="code" href="scissor_8h.html">nel/3d/scissor.h</a>"</font>
00049 <font class="preprocessor">#include "<a class="code" href="u__driver_8h.html">nel/3d/u_driver.h</a>"</font>
00050 <font class="preprocessor">#include "<a class="code" href="vertex__buffer_8h.html">3d/vertex_buffer.h</a>"</font>
00051 <font class="preprocessor">#include "<a class="code" href="light_8h.html">3d/light.h</a>"</font>
00052 <font class="preprocessor">#include "<a class="code" href="3d_2primitive__block_8h.html">3d/primitive_block.h</a>"</font>
00053 <font class="preprocessor">#include "<a class="code" href="rect_8h.html">nel/misc/rect.h</a>"</font>
00054 <font class="preprocessor">#include "<a class="code" href="di__event__emitter_8h.html">nel/misc/di_event_emitter.h</a>"</font>
00055 <font class="preprocessor">#include "<a class="code" href="driver__opengl__vertex__buffer__hard_8h.html">driver_opengl_vertex_buffer_hard.h</a>"</font>
00056 
00057 
00058 <font class="keyword">using</font> <font class="keyword">namespace </font>std;
00059 <font class="keyword">using</font> <font class="keyword">namespace </font>NLMISC;
00060 
00061 
00062 
00063 <font class="comment">// ***************************************************************************</font>
00064 <font class="comment">// try to allocate 16Mo by default of AGP Ram.</font>
<a name="l00065"></a><a class="code" href="driver__opengl_8cpp.html#a0">00065</a> <font class="preprocessor">#define NL3D_DRV_VERTEXARRAY_AGP_INIT_SIZE              (16384*1024)</font>
00066 <font class="preprocessor"></font>
00067 
00068 <font class="comment">// ***************************************************************************</font>
00069 <font class="preprocessor">#ifdef NL_OS_WINDOWS</font>
00070 <font class="preprocessor"></font><font class="comment">// dllmain::</font>
00071 BOOL WINAPI <a class="code" href="memory_8cpp.html#a0">DllMain</a>(HINSTANCE hinstDLL,ULONG fdwReason,LPVOID lpvReserved)
00072 {
00073         <font class="keywordflow">if</font> (fdwReason == DLL_PROCESS_ATTACH)
00074         {
00075                 <font class="comment">// Yoyo: Vianney change: don't need to call initDebug() anymore.</font>
00076                 <font class="comment">// initDebug();</font>
00077         }
00078         <font class="keywordflow">return</font> <font class="keyword">true</font>;
00079 }
00080 <font class="preprocessor">#endif</font>
00081 <font class="preprocessor"></font>
00082 
00083 <font class="keyword">namespace </font>NL3D
00084 {
00085 
00086 <font class="preprocessor">#ifdef NL_OS_WINDOWS</font>
00087 <font class="preprocessor"></font>uint CDriverGL::_Registered=0;
00088 <font class="preprocessor">#endif // NL_OS_WINDOWS</font>
00089 <font class="preprocessor"></font>
00090 <font class="comment">// Version of the driver. Not the interface version!! Increment when implementation of the driver change.</font>
<a name="l00091"></a><a class="code" href="classNL3D_1_1CDriverGL.html#r0">00091</a> <font class="keyword">const</font> uint32            CDriverGL::ReleaseVersion = 0x8;
00092 
00093 <font class="preprocessor">#ifdef NL_OS_WINDOWS</font>
00094 <font class="preprocessor"></font>
00095 <a class="code" href="namespaceNLSOUND.html#a78">__declspec</a>(dllexport) IDriver* NL3D_createIDriverInstance ()
00096 {
00097         <font class="keywordflow">return</font> <font class="keyword">new</font> CDriverGL;
00098 }
00099 
00100 <a class="code" href="namespaceNLSOUND.html#a78">__declspec</a>(dllexport) uint32 NL3D_interfaceVersion ()
00101 {
00102         <font class="keywordflow">return</font> IDriver::InterfaceVersion;
00103 }
00104 
00105 <font class="keyword">static</font> <font class="keywordtype">void</font> GlWndProc(CDriverGL *driver, HWND hWnd, UINT message, WPARAM wParam, LPARAM lParam)
00106 {
00107         <font class="keywordflow">if</font>(message == WM_SIZE)
00108         {
00109                 RECT rect;
00110                 <font class="keywordflow">if</font> (driver != NULL)
00111                 {
00112                         GetClientRect (driver-&gt;_hWnd, &amp;rect);
00113 
00114                         <font class="comment">// Setup gl viewport</font>
00115                         driver-&gt;_WindowWidth = rect.right-rect.left;
00116                         driver-&gt;_WindowHeight = rect.bottom-rect.top;
00117                 }
00118         }
00119 
00120         <font class="keywordflow">if</font> (driver-&gt;_EventEmitter.getNumEmitters() &gt; 0)
00121         {
00122                 CWinEventEmitter *we = NLMISC::safe_cast&lt;CWinEventEmitter *&gt;(driver-&gt;_EventEmitter.getEmitter(0));
00123                 <font class="comment">// Process the message by the emitter</font>
00124                 we-&gt;setHWnd((uint32)hWnd);
00125                 we-&gt;processMessage ((uint32)hWnd, message, wParam, lParam);
00126         }
00127 }
00128 
00129 <font class="keyword">static</font> LRESULT CALLBACK WndProc(HWND hWnd, UINT message, WPARAM wParam, LPARAM lParam)
00130 {
00131         <font class="comment">// Get the driver pointer..</font>
00132         CDriverGL *pDriver=(CDriverGL*)GetWindowLong (hWnd, GWL_USERDATA);
00133         <font class="keywordflow">if</font> (pDriver != NULL)
00134         {
00135                 GlWndProc (pDriver, hWnd, message, wParam, lParam);
00136         }
00137         <font class="keywordflow">return</font> DefWindowProc(hWnd, message, wParam, lParam);
00138 }
00139 
00140 <font class="preprocessor">#elif defined (NL_OS_UNIX)</font>
00141 <font class="preprocessor"></font>
00142 <font class="keyword">extern</font> <font class="stringliteral">"C"</font>
00143 {
00144 IDriver* NL3D_createIDriverInstance ()
00145 {
00146         <font class="keywordflow">return</font> <font class="keyword">new</font> CDriverGL;
00147 }
00148 
00149 uint32 NL3D_interfaceVersion ()
00150 {
00151         <font class="keywordflow">return</font> IDriver::InterfaceVersion;
00152 }
00153 }
00154 <font class="comment">/*</font>
00155 <font class="comment">static Bool WndProc(Display *d, XEvent *e, char *arg)</font>
00156 <font class="comment">{</font>
00157 <font class="comment">  nlinfo("glop %d %d", e-&gt;type, e-&gt;xmap.window);</font>
00158 <font class="comment">  CDriverGL *pDriver = (CDriverGL*)arg;</font>
00159 <font class="comment">  if (pDriver != NULL)</font>
00160 <font class="comment">    {</font>
00161 <font class="comment">      // Process the message by the emitter</font>
00162 <font class="comment">      pDriver-&gt;_EventEmitter.processMessage();</font>
00163 <font class="comment">    }</font>
00164 <font class="comment">  // TODO i'don t know what to return exactly</font>
00165 <font class="comment">  return (e-&gt;type == MapNotify) &amp;&amp; (e-&gt;xmap.window == (Window) arg);</font>
00166 <font class="comment">}</font>
00167 <font class="comment">*/</font>
00168 <font class="preprocessor">#endif // NL_OS_UNIX</font>
00169 <font class="preprocessor"></font>
00170 
00171 <font class="comment">// ***************************************************************************</font>
<a name="l00172"></a><a class="code" href="classNL3D_1_1CDriverGL.html#a1">00172</a> CDriverGL::CDriverGL()
00173 {       
00174         <a class="code" href="classNL3D_1_1CDriverGL.html#o1">_OffScreen</a> = <font class="keyword">false</font>;
00175 
00176 <font class="preprocessor">#ifdef NL_OS_WINDOWS</font>
00177 <font class="preprocessor"></font>        _PBuffer = NULL;
00178         _hWnd = NULL;
00179         _hRC = NULL;
00180         _hDC = NULL;
00181         _NeedToRestaureGammaRamp = <font class="keyword">false</font>;
00182 <font class="preprocessor">#elif defined (NL_OS_UNIX) // NL_OS_WINDOWS</font>
00183 <font class="preprocessor"></font>
00184         cursor = None;
00185         
00186 <font class="preprocessor">#ifdef XF86VIDMODE</font>
00187 <font class="preprocessor"></font>        <font class="comment">// zero the old screen mode</font>
00188         memset(&amp;_OldScreenMode, 0, <font class="keyword">sizeof</font>(_OldScreenMode));
00189 <font class="preprocessor">#endif //XF86VIDMODE</font>
00190 <font class="preprocessor"></font>
00191 <font class="preprocessor">#endif // NL_OS_UNIX</font>
00192 <font class="preprocessor"></font>
00193         <a class="code" href="classNL3D_1_1CDriverGL.html#o0">_FullScreen</a>= <font class="keyword">false</font>;
00194 
00195         <a class="code" href="classNL3D_1_1CDriverGL.html#z405_2">_CurrentMaterial</a>=NULL;
00196         <a class="code" href="classNL3D_1_1CDriverGL.html#o2">_Initialized</a> = <font class="keyword">false</font>;
00197 
00198         <a class="code" href="classNL3D_1_1CDriverGL.html#o16">_FogEnabled</a>= <font class="keyword">false</font>;
00199         <a class="code" href="classNL3D_1_1CDriverGL.html#o17">_CurrentFogColor</a>[0]= 0;
00200         <a class="code" href="classNL3D_1_1CDriverGL.html#o17">_CurrentFogColor</a>[1]= 0;
00201         <a class="code" href="classNL3D_1_1CDriverGL.html#o17">_CurrentFogColor</a>[2]= 0;
00202         <a class="code" href="classNL3D_1_1CDriverGL.html#o17">_CurrentFogColor</a>[3]= 0;
00203 
00204 
00205         <a class="code" href="classNL3D_1_1CDriverGL.html#o5">_LightSetupDirty</a>= <font class="keyword">false</font>;
00206         <a class="code" href="classNL3D_1_1CDriverGL.html#o6">_ModelViewMatrixDirty</a>= <font class="keyword">false</font>;
00207         <a class="code" href="classNL3D_1_1CDriverGL.html#o9">_RenderSetupDirty</a>= <font class="keyword">false</font>;
00208         
00209 
00210         <a class="code" href="classNL3D_1_1CDriverGL.html#o23">_CurrentGlNormalize</a>= <font class="keyword">false</font>;
00211         <a class="code" href="classNL3D_1_1CDriverGL.html#o4">_ForceNormalize</a>= <font class="keyword">false</font>;
00212 
00213         <a class="code" href="classNL3D_1_1CDriverGL.html#z411_10">_AGPVertexArrayRange</a>= NULL;
00214         <a class="code" href="classNL3D_1_1CDriverGL.html#z411_11">_VRAMVertexArrayRange</a>= NULL;
00215         <a class="code" href="classNL3D_1_1CDriverGL.html#z411_3">_CurrentVertexArrayRange</a>= NULL;
00216         <a class="code" href="classNL3D_1_1CDriverGL.html#z411_4">_CurrentVertexBufferHard</a>= NULL;
00217         <a class="code" href="classNL3D_1_1CDriverGL.html#z411_5">_NVCurrentVARPtr</a>= NULL;
00218         <a class="code" href="classNL3D_1_1CDriverGL.html#z411_6">_NVCurrentVARSize</a>= 0;
00219         <a class="code" href="classNL3D_1_1CDriverGL.html#z411_7">_SupportVBHard</a>= <font class="keyword">false</font>;
00220         <a class="code" href="classNL3D_1_1CDriverGL.html#z411_8">_SlowUnlockVBHard</a>= <font class="keyword">false</font>;
00221         <a class="code" href="classNL3D_1_1CDriverGL.html#z411_9">_MaxVerticesByVBHard</a>= 0;
00222 
00223         <a class="code" href="classNL3D_1_1CDriverGL.html#z412_3">_AllocatedTextureMemory</a>= 0;
00224 
00225         <a class="code" href="classNL3D_1_1CDriverGL.html#o27">_ForceDXTCCompression</a>= <font class="keyword">false</font>;
00226         <a class="code" href="classNL3D_1_1CDriverGL.html#o28">_ForceTextureResizePower</a>= 0;
00227 
00228         <a class="code" href="classNL3D_1_1CDriverGL.html#z412_6">_SumTextureMemoryUsed</a> = <font class="keyword">false</font>;
00229 
00230         <a class="code" href="classNL3D_1_1CDriverGL.html#z405_9">_NVTextureShaderEnabled</a> = <font class="keyword">false</font>;
00231 
00232 
00233         <font class="comment">// Compute the Flag which say if one texture has been changed in CMaterial.</font>
00234         uint    i;
00235         <a class="code" href="classNL3D_1_1CDriverGL.html#z405_12">_MaterialAllTextureTouchedFlag</a>= 0;
00236         <font class="keywordflow">for</font>(i=0; i &lt; <a class="code" href="namespaceNL3D.html#a94">IDRV_MAT_MAXTEXTURES</a>; i++)
00237         {
00238                 <a class="code" href="classNL3D_1_1CDriverGL.html#z405_12">_MaterialAllTextureTouchedFlag</a>|= <a class="code" href="namespaceNL3D.html#a108">IDRV_TOUCHED_TEX</a>[i];
00239                 <a class="code" href="classNL3D_1_1CDriverGL.html#z405_8">_CurrentTexAddrMode</a>[i] = GL_NONE;
00240         }
00241 
00242 
00243         <a class="code" href="classNL3D_1_1CDriverGL.html#o30">_UserTexMatEnabled</a> = 0;
00244         
00245         <font class="comment">// Ligtmap preca.</font>
00246         <a class="code" href="classNL3D_1_1CDriverGL.html#z407_10">_LastVertexSetupIsLightMap</a>= <font class="keyword">false</font>;
00247         <font class="keywordflow">for</font>(i=0; i &lt; <a class="code" href="namespaceNL3D.html#a94">IDRV_MAT_MAXTEXTURES</a>; i++)
00248                 <a class="code" href="classNL3D_1_1CDriverGL.html#z407_11">_LightMapUVMap</a>[i]= -1;
00249         <font class="comment">// reserve enough space to never reallocate, nor test for reallocation.</font>
00250         <a class="code" href="classNL3D_1_1CDriverGL.html#z407_8">_LightMapLUT</a>.resize(<a class="code" href="driver__opengl_8h.html#a1">NL3D_DRV_MAX_LIGHTMAP</a>);
00251         <font class="comment">// must set replace for alpha part.</font>
00252         <a class="code" href="classNL3D_1_1CDriverGL.html#z407_9">_LightMapLastStageEnv</a>.Env.OpAlpha= CMaterial::Replace;
00253         <a class="code" href="classNL3D_1_1CDriverGL.html#z407_9">_LightMapLastStageEnv</a>.Env.SrcArg0Alpha= CMaterial::Texture;
00254         <a class="code" href="classNL3D_1_1CDriverGL.html#z407_9">_LightMapLastStageEnv</a>.Env.OpArg0Alpha= CMaterial::SrcAlpha;
00255 
00256         <a class="code" href="classNL3D_1_1CDriverGL.html#o7">_ProjMatDirty</a> = <font class="keyword">true</font>;
00257 
00258         std::fill(<a class="code" href="classNL3D_1_1CDriverGL.html#z405_10">_StageSupportEMBM</a>, <a class="code" href="classNL3D_1_1CDriverGL.html#z405_10">_StageSupportEMBM</a> + <a class="code" href="namespaceNL3D.html#a94">IDRV_MAT_MAXTEXTURES</a>, <font class="keyword">false</font>);
00259 
00261 
00262 }
00263 
00264 
00265 <font class="comment">// ***************************************************************************</font>
<a name="l00266"></a><a class="code" href="classNL3D_1_1CDriverGL.html#a2">00266</a> CDriverGL::~CDriverGL()
00267 {
00268         <a class="code" href="classNL3D_1_1CDriverGL.html#a58">release</a>();
00269 }
00270 
00271 <font class="comment">// ***************************************************************************</font>
<a name="l00272"></a><a class="code" href="classNL3D_1_1CDriverGL.html#a3">00272</a> <font class="keywordtype">bool</font> CDriverGL::init()
00273 {
00274 <font class="preprocessor">#ifdef WIN32</font>
00275 <font class="preprocessor"></font>        WNDCLASS                wc;
00276 
00277         <font class="keywordflow">if</font> (!_Registered)
00278         {
00279                 memset(&amp;wc,0,<font class="keyword">sizeof</font>(wc));
00280                 wc.style                        = CS_HREDRAW | CS_VREDRAW ;<font class="comment">//| CS_DBLCLKS;</font>
00281                 wc.lpfnWndProc          = (WNDPROC)WndProc;
00282                 wc.cbClsExtra           = 0;
00283                 wc.cbWndExtra           = 0;
00284                 wc.hInstance            = GetModuleHandle(NULL);
00285                 wc.hIcon                        = NULL;
00286                 wc.hCursor                      = LoadCursor(NULL,IDC_ARROW);
00287                 wc.hbrBackground        = WHITE_BRUSH;
00288                 wc.lpszClassName        = <font class="stringliteral">"NLClass"</font>;
00289                 wc.lpszMenuName         = NULL;
00290                 <font class="keywordflow">if</font> ( !RegisterClass(&amp;wc) ) 
00291                 {
00292                         <font class="keywordflow">return</font> <font class="keyword">false</font>;
00293                 }
00294                 _Registered=1;
00295         }
00296 
00297         <font class="comment">// Backup monitor color parameters</font>
00298         HDC dc = CreateDC (<font class="stringliteral">"DISPLAY"</font>, NULL, NULL, NULL);
00299         <font class="keywordflow">if</font> (dc)
00300         {
00301                 _NeedToRestaureGammaRamp = GetDeviceGammaRamp (dc, _GammaRampBackuped) != FALSE;
00302 
00303                 <font class="comment">// Release the DC</font>
00304                 ReleaseDC (NULL, dc);
00305         }
00306         <font class="keywordflow">else</font>
00307         {
00308                 <a class="code" href="debug_8h.html#a2">nlwarning</a> (<font class="stringliteral">"(CDriverGL::init): can't create DC"</font>);
00309         }
00310 
00311 <font class="preprocessor">#endif</font>
00312 <font class="preprocessor"></font>        <font class="keywordflow">return</font> <font class="keyword">true</font>;
00313 }
00314 
00315 <font class="comment">// --------------------------------------------------</font>
00316 
<a name="l00317"></a><a class="code" href="classNL3D_1_1CDriverGL.html#a4">00317</a> <a class="code" href="namespaceNL3D.html#a28">ModeList</a> CDriverGL::enumModes()
00318 {
00319         <a class="code" href="namespaceNL3D.html#a28">ModeList</a>        ML;
00320 <font class="preprocessor">#ifdef NL_OS_WINDOWS</font>
00321 <font class="preprocessor"></font>        DEVMODE         devmode;
00322         sint            n;
00323         GfxMode         Mode;
00324 
00325         n=0;
00326         <font class="keywordflow">while</font>( EnumDisplaySettings(NULL, n, &amp;devmode) )
00327         {
00328                 Mode.Windowed=<font class="keyword">false</font>;
00329                 Mode.Width=(uint16)devmode.dmPelsWidth;
00330                 Mode.Height=(uint16)devmode.dmPelsHeight;       
00331                 Mode.Depth=(uint8)devmode.dmBitsPerPel; 
00332                 ML.push_back(Mode);
00333                 n++;    
00334         }
00335 <font class="preprocessor">#endif // NL_OS_WINDOWS</font>
00336 <font class="preprocessor"></font>        <font class="keywordflow">return</font> ML;
00337 }
00338 
00339 <font class="comment">// --------------------------------------------------</font>
00340 
<a name="l00341"></a><a class="code" href="classNL3D_1_1CDriverGL.html#a5">00341</a> <font class="keywordtype">void</font> CDriverGL::disableHardwareVertexProgram()
00342 {
00343         <a class="code" href="classNL3D_1_1CDriverGL.html#z403_0">_Extensions</a>.DisableHardwareVertexProgram= <font class="keyword">true</font>;
00344 }
00345 
<a name="l00346"></a><a class="code" href="classNL3D_1_1CDriverGL.html#a6">00346</a> <font class="keywordtype">void</font> CDriverGL::disableHardwareVertexArrayAGP()
00347 {
00348         <a class="code" href="classNL3D_1_1CDriverGL.html#z403_0">_Extensions</a>.DisableHardwareVertexArrayAGP= <font class="keyword">true</font>;
00349 }
00350 
<a name="l00351"></a><a class="code" href="classNL3D_1_1CDriverGL.html#a7">00351</a> <font class="keywordtype">void</font> CDriverGL::disableHardwareTextureShader()
00352 {
00353         <a class="code" href="classNL3D_1_1CDriverGL.html#z403_0">_Extensions</a>.DisableHardwareTextureShader= <font class="keyword">true</font>;
00354 }
00355 
00356 <font class="comment">// --------------------------------------------------</font>
00357 
<a name="l00358"></a><a class="code" href="classNL3D_1_1CDriverGL.html#a8">00358</a> <font class="keywordtype">bool</font> CDriverGL::setDisplay(<font class="keywordtype">void</font> *wnd, <font class="keyword">const</font> GfxMode &amp;mode) <font class="keywordflow">throw</font>(EBadDisplay)
00359 {
00360         uint <a class="code" href="driver__opengl__extension__def_8h.html#a389">width</a> = mode.Width;
00361         uint <a class="code" href="driver__opengl__extension__def_8h.html#a390">height</a> = mode.Height;
00362 
00363 <font class="preprocessor">#ifdef NL_OS_WINDOWS</font>
00364 <font class="preprocessor"></font>        
00365         <font class="comment">// Driver caps.</font>
00366         <font class="comment">//=============</font>
00367         <font class="comment">// Retrieve the WGL extensions before init the driver.</font>
00368         <font class="keywordtype">int</font>                                             pf;
00369 
00370         _OffScreen = mode.OffScreen;
00371 
00372         <font class="comment">// Init pointers</font>
00373         _PBuffer = NULL;
00374         _hWnd = NULL;
00375         _WindowWidth = _WindowHeight = 0;
00376         _hRC = NULL;
00377         _hDC = NULL;
00378 
00379         <font class="comment">// Offscreen mode ?</font>
00380         <font class="keywordflow">if</font> (_OffScreen)
00381         {
00382                 <font class="comment">// Get a hdc</font>
00383 
00384                 ULONG WndFlags=WS_OVERLAPPEDWINDOW+WS_CLIPCHILDREN+WS_CLIPSIBLINGS;
00385                 WndFlags&amp;=~WS_VISIBLE;
00386                 RECT    WndRect;
00387                 WndRect.left=0;
00388                 WndRect.top=0;
00389                 WndRect.right=<a class="code" href="driver__opengl__extension__def_8h.html#a389">width</a>;
00390                 WndRect.bottom=<a class="code" href="driver__opengl__extension__def_8h.html#a390">height</a>;
00391                 AdjustWindowRect(&amp;WndRect,WndFlags,FALSE);
00392                 HWND tmpHWND = CreateWindow(    <font class="stringliteral">"NLClass"</font>,
00393                                                                         <font class="stringliteral">""</font>,
00394                                                                         WndFlags,
00395                                                                         CW_USEDEFAULT,CW_USEDEFAULT,
00396                                                                         WndRect.right,WndRect.bottom,
00397                                                                         NULL,
00398                                                                         NULL,
00399                                                                         GetModuleHandle(NULL),
00400                                                                         NULL);
00401                 <font class="keywordflow">if</font> (!tmpHWND) 
00402                 {
00403                         <a class="code" href="debug_8h.html#a2">nlwarning</a> (<font class="stringliteral">"CDriverGL::setDisplay: CreateWindow failed"</font>);
00404                         <font class="keywordflow">return</font> <font class="keyword">false</font>;
00405                 }
00406 
00407                 <font class="comment">// resize the window</font>
00408                 RECT rc;
00409                 SetRect (&amp;rc, 0, 0, <a class="code" href="driver__opengl__extension__def_8h.html#a389">width</a>, <a class="code" href="driver__opengl__extension__def_8h.html#a390">height</a>);
00410                 _WindowWidth = <a class="code" href="driver__opengl__extension__def_8h.html#a389">width</a>;
00411                 _WindowHeight = <a class="code" href="driver__opengl__extension__def_8h.html#a390">height</a>;
00412                 AdjustWindowRectEx (&amp;rc, GetWindowStyle (_hWnd), GetMenu (_hWnd) != NULL, GetWindowExStyle (_hWnd));
00413                 SetWindowPos (_hWnd, NULL, 0, 0, rc.right - rc.left, rc.bottom - rc.top, SWP_NOMOVE | SWP_NOZORDER | SWP_NOACTIVATE );
00414 
00415                 <font class="comment">// Get the </font>
00416                 HDC tempHDC = GetDC(tmpHWND);
00417 
00418                 _Depth=GetDeviceCaps(tempHDC,BITSPIXEL);
00419 
00420                 <font class="comment">// ---</font>
00421                 memset(&amp;_pfd,0,<font class="keyword">sizeof</font>(_pfd));
00422                 _pfd.nSize        = <font class="keyword">sizeof</font>(_pfd);
00423                 _pfd.nVersion     = 1;
00424                 _pfd.dwFlags      = PFD_DRAW_TO_WINDOW | PFD_SUPPORT_OPENGL | PFD_DOUBLEBUFFER;
00425                 _pfd.iPixelType   = PFD_TYPE_RGBA;
00426                 _pfd.cColorBits   = (char)_Depth;
00427 
00428                 <font class="comment">// Choose best suited Depth Buffer.</font>
00429                 <font class="keywordflow">if</font>(_Depth&lt;=16)
00430                 {
00431                         _pfd.cDepthBits   = 16;
00432                 }
00433                 <font class="keywordflow">else</font>
00434                 {
00435                         _pfd.cDepthBits = 24;
00436                         _pfd.cAlphaBits = 8;
00437                 }
00438                 _pfd.iLayerType   = PFD_MAIN_PLANE;
00439                 pf=ChoosePixelFormat(tempHDC,&amp;_pfd);
00440                 <font class="keywordflow">if</font> (!pf) 
00441                 {
00442                         <a class="code" href="debug_8h.html#a2">nlwarning</a> (<font class="stringliteral">"CDriverGL::setDisplay: ChoosePixelFormat failed"</font>);
00443                         DestroyWindow (tmpHWND);
00444                         <font class="keywordflow">return</font> <font class="keyword">false</font>;
00445                 } 
00446                 <font class="keywordflow">if</font> ( !SetPixelFormat(tempHDC,pf,&amp;_pfd) ) 
00447                 {
00448                         <a class="code" href="debug_8h.html#a2">nlwarning</a> (<font class="stringliteral">"CDriverGL::setDisplay: SetPixelFormat failed"</font>);
00449                         DestroyWindow (tmpHWND);
00450                         <font class="keywordflow">return</font> <font class="keyword">false</font>;
00451                 } 
00452 
00453                 <font class="comment">// Create gl context</font>
00454                 HGLRC tempGLRC = wglCreateContext(tempHDC);
00455                 <font class="keywordflow">if</font> (tempGLRC == NULL)
00456                 {
00457                         DWORD error = GetLastError ();
00458                         <a class="code" href="debug_8h.html#a2">nlwarning</a> (<font class="stringliteral">"CDriverGL::setDisplay: wglCreateContext failed: 0x%x"</font>, error);
00459                         DestroyWindow (tmpHWND);
00460                         _PBuffer = NULL;
00461                         _hWnd = NULL;
00462                         _hRC = NULL;
00463                         _hDC = NULL;
00464                         <font class="keywordflow">return</font> <font class="keyword">false</font>;
00465                 }
00466 
00467                 <font class="comment">// Make the context current</font>
00468                 <font class="keywordflow">if</font> (!wglMakeCurrent(tempHDC,tempGLRC))
00469                 {
00470                         DWORD error = GetLastError ();
00471                         <a class="code" href="debug_8h.html#a2">nlwarning</a> (<font class="stringliteral">"CDriverGL::setDisplay: wglMakeCurrent failed: 0x%x"</font>, error);
00472                         wglDeleteContext (tempGLRC);
00473                         DestroyWindow (tmpHWND);
00474                         _PBuffer = NULL;
00475                         _hWnd = NULL;
00476                         _hRC = NULL;
00477                         _hDC = NULL;
00478                         <font class="keywordflow">return</font> <font class="keyword">false</font>;
00479                 }
00480 
00481                 <font class="comment">// Register WGL functions</font>
00482                 registerWGlExtensions (_Extensions, tempHDC);
00483 
00484                 HDC hdc = wglGetCurrentDC ();
00485                 <font class="keywordflow">if</font> (hdc == NULL)
00486                 {
00487                         DWORD error = GetLastError ();
00488                         <a class="code" href="debug_8h.html#a2">nlwarning</a> (<font class="stringliteral">"CDriverGL::setDisplay: wglGetCurrentDC failed: 0x%x"</font>, error);
00489                         DestroyWindow (tmpHWND);
00490                         _PBuffer = NULL;
00491                         _hWnd = NULL;
00492                         _hRC = NULL;
00493                         _hDC = NULL;
00494                         <font class="keywordflow">return</font> <font class="keyword">false</font>;
00495                 }
00496 
00497                 <font class="comment">// Get ready to query for a suitable pixel format that meets our</font>
00498                 <font class="comment">// minimum requirements.</font>
00499                 <font class="keywordtype">int</font> iattributes[2*20];
00500                 <font class="keywordtype">float</font> fattributes[2*20];
00501                 <font class="keywordtype">int</font> nfattribs = 0;
00502                 <font class="keywordtype">int</font> niattribs = 0;
00503 
00504                 <font class="comment">// Attribute arrays must be �0� terminated � for simplicity, first</font>
00505                 <font class="comment">// just zero-out the array then fill from left to right.</font>
00506                 <font class="keywordflow">for</font> ( <font class="keywordtype">int</font> a = 0; a &lt; 2*20; a++ )
00507                 {
00508                         iattributes[a] = 0;
00509                         fattributes[a] = 0;
00510                 }
00511                 
00512                 <font class="comment">// Since we are trying to create a pbuffer, the pixel format we</font>
00513                 <font class="comment">// request (and subsequently use) must be �p-buffer capable�.</font>
00514                 iattributes[2*niattribs ] = <a class="code" href="driver__opengl__extension__def_8h.html#a135">WGL_DRAW_TO_PBUFFER_ARB</a>;
00515                 iattributes[2*niattribs+1] = <font class="keyword">true</font>;
00516                 niattribs++;
00517                 
00518                 <font class="comment">// We require a minimum of 24-bit depth.</font>
00519                 iattributes[2*niattribs ] = <a class="code" href="driver__opengl__extension__def_8h.html#a123">WGL_DEPTH_BITS_ARB</a>;
00520                 iattributes[2*niattribs+1] = 24;
00521                 niattribs++;
00522                 
00523                 <font class="comment">// We require a minimum of 8-bits for each R, G, B, and A.</font>
00524                 iattributes[2*niattribs ] = <a class="code" href="driver__opengl__extension__def_8h.html#a110">WGL_RED_BITS_ARB</a>;
00525                 iattributes[2*niattribs+1] = 8;
00526                 niattribs++;
00527                 iattributes[2*niattribs ] = <a class="code" href="driver__opengl__extension__def_8h.html#a112">WGL_GREEN_BITS_ARB</a>;
00528                 iattributes[2*niattribs+1] = 8;
00529                 niattribs++;
00530                 iattributes[2*niattribs ] = <a class="code" href="driver__opengl__extension__def_8h.html#a114">WGL_BLUE_BITS_ARB</a>;
00531                 iattributes[2*niattribs+1] = 8;
00532                 niattribs++;
00533                 iattributes[2*niattribs ] = <a class="code" href="driver__opengl__extension__def_8h.html#a116">WGL_ALPHA_BITS_ARB</a>;
00534                 iattributes[2*niattribs+1] = 8;
00535                 niattribs++;
00536                 
00537                 <font class="comment">// Now obtain a list of pixel formats that meet these minimum</font>
00538                 <font class="comment">// requirements.</font>
00539                 <font class="keywordtype">int</font> pformat[20];
00540                 <font class="keywordtype">unsigned</font> <font class="keywordtype">int</font> nformats;
00541                 <font class="keywordflow">if</font> ( !wglChoosePixelFormatARB ( hdc, iattributes, fattributes,
00542                         20, pformat, &amp;nformats ) )
00543                 {
00544                         <a class="code" href="debug_8h.html#a2">nlwarning</a> ( <font class="stringliteral">"pbuffer creation error: Couldn't find a suitable pixel format.\n"</font> );
00545                         wglDeleteContext (tempGLRC);
00546                         DestroyWindow (tmpHWND);
00547                         <font class="keywordflow">return</font> <font class="keyword">false</font>;
00548                 }
00549 
00550                 <font class="comment">/* After determining a compatible pixel format, the next step is to create a pbuffer of the</font>
00551 <font class="comment">                        chosen format. Fortunately this step is fairly easy, as you merely select one of the formats</font>
00552 <font class="comment">                        returned in the list in step #2 and call the function: */</font>
00553                 <font class="keywordtype">int</font> iattributes2[1] = {0};
00554                 <font class="comment">// int iattributes2[] = {WGL_PBUFFER_LARGEST_ARB, 1, 0};</font>
00555                 _PBuffer = wglCreatePbufferARB( hdc, pformat[0], <a class="code" href="driver__opengl__extension__def_8h.html#a389">width</a>, <a class="code" href="driver__opengl__extension__def_8h.html#a390">height</a>, iattributes2 );
00556                 <font class="keywordflow">if</font> (_PBuffer == NULL)
00557                 {
00558                         DWORD error = GetLastError ();
00559                         <a class="code" href="debug_8h.html#a2">nlwarning</a> (<font class="stringliteral">"CDriverGL::setDisplay: wglCreatePbufferARB failed: 0x%x"</font>, error);
00560                         wglDeleteContext (tempGLRC);
00561                         DestroyWindow (tmpHWND);
00562                         _PBuffer = NULL;
00563                         _hWnd = NULL;
00564                         _hRC = NULL;
00565                         _hDC = NULL;
00566                         <font class="keywordflow">return</font> <font class="keyword">false</font>;
00567                 }
00568 
00569                 <font class="comment">/* After creating a pbuffer, you may use this functions to determine the dimensions of the pbuffer actually created. */</font>
00570                 <font class="keywordflow">if</font> ( !wglQueryPbufferARB( _PBuffer, <a class="code" href="driver__opengl__extension__def_8h.html#a140">WGL_PBUFFER_WIDTH_ARB</a>, (<font class="keywordtype">int</font>*)&amp;<a class="code" href="driver__opengl__extension__def_8h.html#a389">width</a> ) )
00571                 {
00572                         DWORD error = GetLastError ();
00573                         <a class="code" href="debug_8h.html#a2">nlwarning</a> (<font class="stringliteral">"CDriverGL::setDisplay: wglQueryPbufferARB failed: 0x%x"</font>, error);
00574                         wglDeleteContext (tempGLRC);
00575                         DestroyWindow (tmpHWND);
00576                         _PBuffer = NULL;
00577                         _hWnd = NULL;
00578                         _hRC = NULL;
00579                         _hDC = NULL;
00580                         <font class="keywordflow">return</font> <font class="keyword">false</font>;
00581                 }
00582                 <font class="keywordflow">if</font> ( !wglQueryPbufferARB( _PBuffer, <a class="code" href="driver__opengl__extension__def_8h.html#a141">WGL_PBUFFER_HEIGHT_ARB</a>, (<font class="keywordtype">int</font>*)&amp;<a class="code" href="driver__opengl__extension__def_8h.html#a390">height</a> ) )
00583                 {
00584                         DWORD error = GetLastError ();
00585                         <a class="code" href="debug_8h.html#a2">nlwarning</a> (<font class="stringliteral">"CDriverGL::setDisplay: wglQueryPbufferARB failed: 0x%x"</font>, error);
00586                         wglDeleteContext (tempGLRC);
00587                         DestroyWindow (tmpHWND);
00588                         _PBuffer = NULL;
00589                         _hWnd = NULL;
00590                         _hRC = NULL;
00591                         _hDC = NULL;
00592                         <font class="keywordflow">return</font> <font class="keyword">false</font>;
00593                 }
00594                 _WindowWidth = <a class="code" href="driver__opengl__extension__def_8h.html#a389">width</a>;
00595                 _WindowHeight = <a class="code" href="driver__opengl__extension__def_8h.html#a390">height</a>;
00596 
00597                 <font class="comment">/* The next step is to create a device context for the newly created pbuffer. To do this,</font>
00598 <font class="comment">                        call the the function: */</font>
00599                 _hDC = wglGetPbufferDCARB( _PBuffer );
00600                 <font class="keywordflow">if</font> (_hDC == NULL)
00601                 {
00602                         DWORD error = GetLastError ();
00603                         <a class="code" href="debug_8h.html#a2">nlwarning</a> (<font class="stringliteral">"CDriverGL::setDisplay: wglGetPbufferDCARB failed: 0x%x"</font>, error);
00604                         wglDestroyPbufferARB( _PBuffer );
00605                         wglDeleteContext (tempGLRC);
00606                         DestroyWindow (tmpHWND);
00607                         _PBuffer = NULL;
00608                         _hWnd = NULL;
00609                         _hRC = NULL;
00610                         _hDC = NULL;
00611                         <font class="keywordflow">return</font> <font class="keyword">false</font>;
00612                 }
00613 
00614 
00615                 <font class="comment">/* The final step of pbuffer creation is to create an OpenGL rendering context and</font>
00616 <font class="comment">                        associate it with the handle for the pbuffer�s device context created in step #4. This is done as follows */</font>
00617                 _hRC = wglCreateContext( _hDC );
00618                 <font class="keywordflow">if</font> (_hRC == NULL)
00619                 {
00620                         DWORD error = GetLastError ();
00621                         <a class="code" href="debug_8h.html#a2">nlwarning</a> (<font class="stringliteral">"CDriverGL::setDisplay: wglCreateContext failed: 0x%x"</font>, error);
00622                         wglReleasePbufferDCARB( _PBuffer, _hDC );
00623                         wglDestroyPbufferARB( _PBuffer );
00624                         wglDeleteContext (tempGLRC);
00625                         DestroyWindow (tmpHWND);
00626                         _PBuffer = NULL;
00627                         _hWnd = NULL;
00628                         _hRC = NULL;
00629                         _hDC = NULL;
00630                         <font class="keywordflow">return</font> <font class="keyword">false</font>;
00631                 }
00632 
00633                 <font class="comment">// Get the depth</font>
00634                 _Depth = GetDeviceCaps (_hDC, BITSPIXEL);
00635 
00636                 <font class="comment">// Destroy the temp gl context</font>
00637                 <font class="keywordflow">if</font> (!wglDeleteContext (tempGLRC))
00638                 {
00639                         DWORD error = GetLastError ();
00640                         <a class="code" href="debug_8h.html#a2">nlwarning</a> (<font class="stringliteral">"CDriverGL::setDisplay: wglDeleteContext failed: 0x%x"</font>, error);
00641                 }
00642 
00643                 <font class="comment">// Destroy the temp windows</font>
00644                 <font class="keywordflow">if</font> (!DestroyWindow (tmpHWND))
00645                         <a class="code" href="debug_8h.html#a2">nlwarning</a> (<font class="stringliteral">"CDriverGL::setDisplay: DestroyWindow failed"</font>);
00646 
00647                 <font class="comment">/* After a pbuffer has been successfully created you can use it for off-screen rendering. To do</font>
00648 <font class="comment">                        so, you�ll first need to bind the pbuffer, or more precisely, make its GL rendering context</font>
00649 <font class="comment">                        the current context that will interpret all OpenGL commands and state changes. */</font>
00650                 <font class="keywordflow">if</font> (!wglMakeCurrent(_hDC,_hRC))
00651                 {
00652                         DWORD error = GetLastError ();
00653                         <a class="code" href="debug_8h.html#a2">nlwarning</a> (<font class="stringliteral">"CDriverGL::setDisplay: wglMakeCurrent failed: 0x%x"</font>, error);
00654                         wglDeleteContext (_hRC);
00655                         wglReleasePbufferDCARB( _PBuffer, _hDC );
00656                         wglDestroyPbufferARB( _PBuffer );
00657                         DestroyWindow (tmpHWND);
00658                         _PBuffer = NULL;
00659                         _hWnd = NULL;
00660                         _hRC = NULL;
00661                         _hDC = NULL;
00662                         <font class="keywordflow">return</font> <font class="keyword">false</font>;
00663                 }
00664         }
00665         <font class="keywordflow">else</font>
00666         {
00667                 _FullScreen= <font class="keyword">false</font>;
00668                 <font class="keywordflow">if</font> (wnd)
00669                 {
00670                         _hWnd=(HWND)wnd;
00671                         _DestroyWindow=<font class="keyword">false</font>;
00672                 }
00673                 <font class="keywordflow">else</font>
00674                 {
00675                         ULONG   WndFlags;
00676                         RECT    WndRect;
00677 
00678                         <font class="comment">// Must destroy this window</font>
00679                         _DestroyWindow=<font class="keyword">true</font>;
00680 
00681                         <font class="keywordflow">if</font>(mode.Windowed)
00682                                 WndFlags=WS_OVERLAPPEDWINDOW+WS_CLIPCHILDREN+WS_CLIPSIBLINGS;
00683                         <font class="keywordflow">else</font>
00684                         {
00685                                 WndFlags=WS_POPUP;
00686 
00687                                 _FullScreen= <font class="keyword">true</font>;
00688                                 DEVMODE         devMode;
00689                                 _OldScreenMode.dmSize= <font class="keyword">sizeof</font>(DEVMODE);
00690                                 _OldScreenMode.dmDriverExtra= 0;
00691                                 EnumDisplaySettings(NULL, ENUM_CURRENT_SETTINGS, &amp;_OldScreenMode);
00692                                 _OldScreenMode.dmFields= DM_BITSPERPEL | DM_PELSWIDTH | DM_PELSHEIGHT | DM_DISPLAYFREQUENCY ;
00693 
00694                                 devMode.dmSize= <font class="keyword">sizeof</font>(DEVMODE);
00695                                 devMode.dmDriverExtra= 0;
00696                                 devMode.dmFields= DM_BITSPERPEL | DM_PELSWIDTH | DM_PELSHEIGHT;
00697                                 devMode.dmPelsWidth= <a class="code" href="driver__opengl__extension__def_8h.html#a389">width</a>;
00698                                 devMode.dmPelsHeight= <a class="code" href="driver__opengl__extension__def_8h.html#a390">height</a>;
00699                                 devMode.dmBitsPerPel= mode.Depth;
00700                                 ChangeDisplaySettings(&amp;devMode, CDS_FULLSCREEN);
00701                         }
00702                         WndRect.left=0;
00703                         WndRect.top=0;
00704                         WndRect.right=<a class="code" href="driver__opengl__extension__def_8h.html#a389">width</a>;
00705                         WndRect.bottom=<a class="code" href="driver__opengl__extension__def_8h.html#a390">height</a>;
00706                         AdjustWindowRect(&amp;WndRect,WndFlags,FALSE);
00707                         _hWnd = CreateWindow(   <font class="stringliteral">"NLClass"</font>,
00708                                                                         <font class="stringliteral">""</font>,
00709                                                                         WndFlags,
00710                                                                         CW_USEDEFAULT,CW_USEDEFAULT,
00711                                                                         WndRect.right,WndRect.bottom,
00712                                                                         NULL,
00713                                                                         NULL,
00714                                                                         GetModuleHandle(NULL),
00715                                                                         NULL);
00716                         <font class="keywordflow">if</font> (!_hWnd) 
00717                         {
00718                                 <font class="keywordflow">return</font> <font class="keyword">false</font>;
00719                         }
00720 
00721                         SetWindowLong (_hWnd, GWL_USERDATA, (LONG)<font class="keyword">this</font>);
00722 
00723                         <font class="comment">// resize the window</font>
00724                         RECT rc;
00725                         SetRect (&amp;rc, 0, 0, <a class="code" href="driver__opengl__extension__def_8h.html#a389">width</a>, <a class="code" href="driver__opengl__extension__def_8h.html#a390">height</a>);
00726                         AdjustWindowRectEx (&amp;rc, GetWindowStyle (_hWnd), GetMenu (_hWnd) != NULL, GetWindowExStyle (_hWnd));
00727                         SetWindowPos (_hWnd, NULL, 0, 0, rc.right - rc.left, rc.bottom - rc.top, SWP_NOMOVE | SWP_NOZORDER | SWP_NOACTIVATE );
00728 
00729                         ShowWindow(_hWnd,SW_SHOW);
00730                 }
00731 
00732                 <font class="comment">// Init Window Width and Height</font>
00733                 RECT clientRect;
00734                 GetClientRect (_hWnd, &amp;clientRect);
00735                 _WindowWidth = clientRect.right-clientRect.left;
00736                 _WindowHeight = clientRect.bottom-clientRect.top;
00737 
00738                 _hDC=GetDC(_hWnd);
00739                 wglMakeCurrent(_hDC,NULL);
00740                 _Depth=GetDeviceCaps(_hDC,BITSPIXEL);
00741                 <font class="comment">// ---</font>
00742                 memset(&amp;_pfd,0,<font class="keyword">sizeof</font>(_pfd));
00743                 _pfd.nSize        = <font class="keyword">sizeof</font>(_pfd);
00744                 _pfd.nVersion     = 1;
00745                 _pfd.dwFlags      = PFD_DRAW_TO_WINDOW | PFD_SUPPORT_OPENGL | PFD_DOUBLEBUFFER;
00746                 _pfd.iPixelType   = PFD_TYPE_RGBA;
00747                 _pfd.cColorBits   = (char)_Depth;
00748                 <font class="comment">// Choose best suited Depth Buffer.</font>
00749                 <font class="keywordflow">if</font>(_Depth&lt;=16)
00750                 {
00751                         _pfd.cDepthBits   = 16;
00752                 }
00753                 <font class="keywordflow">else</font>
00754                 {
00755                         _pfd.cDepthBits = 24;
00756                         _pfd.cAlphaBits = 8;
00757                 }
00758                 _pfd.iLayerType   = PFD_MAIN_PLANE;
00759                 pf=ChoosePixelFormat(_hDC,&amp;_pfd);
00760                 <font class="keywordflow">if</font> (!pf) 
00761                 {
00762                         <font class="keywordflow">return</font> <font class="keyword">false</font>;
00763                 }
00764 
00765                 <font class="keywordflow">if</font> ( !SetPixelFormat(_hDC,pf,&amp;_pfd) ) 
00766                 {
00767                         <font class="keywordflow">return</font> <font class="keyword">false</font>;
00768                 } 
00769                 _hRC=wglCreateContext(_hDC);
00770                 wglMakeCurrent(_hDC,_hRC);
00771         }
00772 
00774         <font class="keywordflow">while</font> (_EventEmitter.getNumEmitters() != 0)
00775         {
00776                 _EventEmitter.removeEmitter(_EventEmitter.getEmitter(_EventEmitter.getNumEmitters() - 1));
00777         }
00778         NLMISC::CWinEventEmitter *we = <font class="keyword">new</font> NLMISC::CWinEventEmitter;
00779         <font class="comment">// setup the event emitter, and try to retrieve a direct input interface</font>
00780         _EventEmitter.addEmitter(we, <font class="keyword">true</font> <font class="comment">/*must delete*/</font>); <font class="comment">// the main emitter</font>
00782 <font class="comment">        try</font>
00783         {
00784                 NLMISC::CDIEventEmitter *diee = NLMISC::CDIEventEmitter::create(GetModuleHandle(NULL), _hWnd, we);
00785                 <font class="keywordflow">if</font> (diee)
00786                 {
00787                         _EventEmitter.addEmitter(diee, <font class="keyword">true</font>);
00788                 }
00789         }
00790         <font class="keywordflow">catch</font>(EDirectInput &amp;e)
00791         {
00792                 <a class="code" href="debug_8h.html#a1">nlinfo</a>(e.what());
00793         }
00794 
00795 <font class="preprocessor">#elif defined(NL_OS_UNIX) // NL_OS_WINDOWS</font>
00796 <font class="preprocessor"></font>
00797         dpy = XOpenDisplay(NULL);
00798         <font class="keywordflow">if</font> (dpy == NULL)
00799         {
00800           <a class="code" href="debug_8h.html#a3">nlerror</a> (<font class="stringliteral">"XOpenDisplay failed on '%s'"</font>,getenv(<font class="stringliteral">"DISPLAY"</font>));
00801         }
00802         <font class="keywordflow">else</font>
00803           {
00804             <a class="code" href="debug_8h.html#a0">nldebug</a>(<font class="stringliteral">"XOpenDisplay on '%s' OK"</font>, getenv(<font class="stringliteral">"DISPLAY"</font>));
00805           }
00806 
00807         <font class="keywordtype">int</font> sAttribList[] =
00808         {
00809           GLX_RGBA,
00810           GLX_DOUBLEBUFFER,
00811           <font class="comment">//GLX_BUFFER_SIZE, 16,</font>
00812           GLX_DEPTH_SIZE, 16,
00813           GLX_RED_SIZE, 4,
00814           GLX_GREEN_SIZE, 4,
00815           GLX_BLUE_SIZE, 4,
00816           <font class="comment">//GLX_ALPHA_SIZE, 8,</font>
00817           None
00818         };
00819         <font class="comment">/*</font>
00820 <font class="comment">        int sAttribList[] =</font>
00821 <font class="comment">        {</font>
00822 <font class="comment">          GLX_RGBA,</font>
00823 <font class="comment">          GLX_DOUBLEBUFFER,</font>
00824 <font class="comment">          //GLX_BUFFER_SIZE, 32,</font>
00825 <font class="comment">          GLX_DEPTH_SIZE, 32,</font>
00826 <font class="comment">          GLX_RED_SIZE, 8,</font>
00827 <font class="comment">          GLX_GREEN_SIZE, 8,</font>
00828 <font class="comment">          GLX_BLUE_SIZE, 8,</font>
00829 <font class="comment">          GLX_ALPHA_SIZE, 8,</font>
00830 <font class="comment">          None</font>
00831 <font class="comment">          };</font>
00832 <font class="comment">        */</font>
00833         XVisualInfo *visual_info = glXChooseVisual (dpy, DefaultScreen(dpy), sAttribList);
00834 
00835         <font class="keywordflow">if</font>(visual_info == NULL)
00836           {
00837             <a class="code" href="debug_8h.html#a3">nlerror</a>(<font class="stringliteral">"glXChooseVisual() failed"</font>);
00838           }
00839         <font class="keywordflow">else</font>
00840           {
00841             <a class="code" href="debug_8h.html#a0">nldebug</a>(<font class="stringliteral">"glXChooseVisual OK"</font>);
00842           }
00843 
00844         ctx = glXCreateContext (dpy, visual_info, None, GL_TRUE);
00845 
00846         <font class="keywordflow">if</font>(ctx == NULL)
00847           {
00848             <a class="code" href="debug_8h.html#a3">nlerror</a>(<font class="stringliteral">"glXCreateContext() failed"</font>);
00849           }
00850         <font class="keywordflow">else</font>
00851           {
00852             <a class="code" href="debug_8h.html#a0">nldebug</a>(<font class="stringliteral">"glXCreateContext() OK"</font>);
00853           }
00854 
00855         Colormap cmap = XCreateColormap (dpy, RootWindow(dpy, DefaultScreen(dpy)), visual_info-&gt;visual, AllocNone);
00856 
00857         XSetWindowAttributes attr;
00858         attr.colormap = cmap;
00859         attr.background_pixel = BlackPixel(dpy, DefaultScreen(dpy));
00860         
00861 <font class="preprocessor">#ifdef XF86VIDMODE</font>
00862 <font class="preprocessor"></font>        <font class="comment">// If we're going to attempt fullscreen, we need to set redirect to True,</font>
00863         <font class="comment">// This basically places the window with no borders in the top left </font>
00864         <font class="comment">// corner of the screen.</font>
00865         <font class="keywordflow">if</font> (mode.Windowed)
00866         {
00867                 attr.override_redirect = False;
00868         }
00869         <font class="keywordflow">else</font>
00870         {
00871                 attr.override_redirect = True;
00872         }
00873 <font class="preprocessor">#else</font>
00874 <font class="preprocessor"></font>        attr.override_redirect = False;
00875 <font class="preprocessor">#endif</font>
00876 <font class="preprocessor"></font>
00877         <font class="keywordtype">int</font> attr_flags = CWOverrideRedirect | CWColormap | CWBackPixel;
00878 
00879         win = XCreateWindow (dpy, RootWindow(dpy, DefaultScreen(dpy)), 0, 0, <a class="code" href="driver__opengl__extension__def_8h.html#a389">width</a>, <a class="code" href="driver__opengl__extension__def_8h.html#a390">height</a>, 0, visual_info-&gt;depth, InputOutput, visual_info-&gt;visual, attr_flags, &amp;attr);        
00880 
00881         <font class="keywordflow">if</font>(!win)
00882           {
00883             <a class="code" href="debug_8h.html#a3">nlerror</a>(<font class="stringliteral">"XCreateWindow() failed"</font>);
00884           }
00885         <font class="keywordflow">else</font>
00886           {
00887             <a class="code" href="debug_8h.html#a0">nldebug</a>(<font class="stringliteral">"XCreateWindow() OK"</font>);
00888           }
00889 
00890         XSizeHints size_hints;
00891         size_hints.x = 0;
00892         size_hints.y = 0;
00893         size_hints.width = <a class="code" href="driver__opengl__extension__def_8h.html#a389">width</a>;
00894         size_hints.height = <a class="code" href="driver__opengl__extension__def_8h.html#a390">height</a>;
00895         size_hints.flags = PSize | PMinSize | PMaxSize;
00896         size_hints.min_width = <a class="code" href="driver__opengl__extension__def_8h.html#a389">width</a>;
00897         size_hints.min_height = <a class="code" href="driver__opengl__extension__def_8h.html#a390">height</a>;
00898         size_hints.max_width = <a class="code" href="driver__opengl__extension__def_8h.html#a389">width</a>;
00899         size_hints.max_height = <a class="code" href="driver__opengl__extension__def_8h.html#a390">height</a>;
00900 
00901         XTextProperty text_property;
00902         <font class="keywordtype">char</font> *title=<font class="stringliteral">"NeL window"</font>;
00903         XStringListToTextProperty(&amp;title, 1, &amp;text_property);
00904 
00905         XSetWMProperties (dpy, win, &amp;text_property, &amp;text_property,  0, 0, &amp;size_hints, 0, 0);
00906         glXMakeCurrent (dpy, win, ctx);
00907         XMapRaised (dpy, win);
00908 
00909         XSelectInput (dpy, win,
00910                       KeyPressMask|
00911                       KeyReleaseMask|
00912                       ButtonPressMask|
00913                       ButtonReleaseMask|
00914                       PointerMotionMask
00915                       );
00916 
00917         XMapWindow(dpy, win);
00918 
00919         _EventEmitter.init (dpy, win);
00920 
00921 <font class="comment">//      XEvent event;</font>
00922 <font class="comment">//      XIfEvent(dpy, &amp;event, WaitForNotify, (char *)this);</font>
00923 
00924 <font class="preprocessor">#ifdef XF86VIDMODE</font>
00925 <font class="preprocessor"></font>        <font class="keywordflow">if</font> (!mode.Windowed)
00926         {
00927 
00928                 <font class="comment">// Set window to the right size, map it to the display, and raise it</font>
00929                 <font class="comment">// to the front</font>
00930                 XResizeWindow(dpy,win,<a class="code" href="driver__opengl__extension__def_8h.html#a389">width</a>,<a class="code" href="driver__opengl__extension__def_8h.html#a390">height</a>);
00931                 XMapRaised(dpy,win);
00932                 XRaiseWindow(dpy, win);
00933 
00934                 <font class="comment">// grab the mouse and keyboard on the fullscreen window </font>
00935                 <font class="keywordflow">if</font> ((XGrabPointer(dpy, win, True, 0,
00936                                                   GrabModeAsync, GrabModeAsync,
00937                                                   win, None, CurrentTime) != GrabSuccess) ||
00938                         (XGrabKeyboard(dpy, win, True,
00939                                                    GrabModeAsync, GrabModeAsync, CurrentTime) != 0) )
00940                 {
00941                         <font class="comment">// Until I work out how to deal with this nicely, it just gives</font>
00942                         <font class="comment">// an error and exits the prorgam.</font>
00943                         <a class="code" href="debug_8h.html#a3">nlerror</a>(<font class="stringliteral">"Unable to grab keyboard and mouse\n"</font>);
00944                 }
00945                 <font class="keywordflow">else</font>
00946                 {
00947                         <font class="comment">// Save the old screen mode and dotclock</font>
00948                         memset(&amp;_OldScreenMode, 0, <font class="keyword">sizeof</font>(_OldScreenMode));
00949                         XF86VidModeGetModeLine(dpy, 
00950                                                                    DefaultScreen(dpy),
00951                                                                    &amp;_OldDotClock,
00952                                                                    &amp;_OldScreenMode);
00953                         <font class="comment">// Save the old viewport</font>
00954                         XF86VidModeGetViewPort(dpy, 
00955                                                                    DefaultScreen(dpy),
00956                                                                    &amp;_OldX,
00957                                                                    &amp;_OldY);
00958     
00959                         <font class="comment">// get a list of modes, search for an appropriate one.</font>
00960                         XF86VidModeModeInfo **modes;
00961                         <font class="keywordtype">int</font> nmodes;
00962                         <font class="keywordflow">if</font> (XF86VidModeGetAllModeLines(dpy,
00963                                                                                    DefaultScreen(dpy),
00964                                                                                    &amp;nmodes,&amp;modes))
00965                         {
00966                                 <font class="keywordtype">int</font> mode_index = -1; <font class="comment">// Gah, magic numbers all bad. </font>
00967                                 <font class="keywordflow">for</font> (<font class="keywordtype">int</font> i = 0; i &lt; nmodes; i++)
00968                                 {
00969                                         <a class="code" href="debug_8h.html#a0">nldebug</a>(<font class="stringliteral">"Available mode - %dx%d\n"</font>,<a class="code" href="driver__opengl__extension__def_8h.html#a389">width</a>,<a class="code" href="driver__opengl__extension__def_8h.html#a390">height</a>);
00970                                         <font class="keywordflow">if</font>( (modes[i]-&gt;hdisplay == <a class="code" href="driver__opengl__extension__def_8h.html#a389">width</a>) &amp;&amp;
00971                                                 (modes[i]-&gt;vdisplay == <a class="code" href="driver__opengl__extension__def_8h.html#a390">height</a>))
00972                                         {
00973                                                 mode_index = i;
00974                                         }
00975                                 }
00976                                 <font class="comment">// Switch to the mode</font>
00977                                 <font class="keywordflow">if</font> (mode_index != -1)
00978                                 {
00979                                         <font class="keywordflow">if</font>(XF86VidModeSwitchToMode(dpy,
00980                                                                                            DefaultScreen(dpy), 
00981                                                                                            modes[mode_index]))
00982                                         {
00983                                                 <a class="code" href="debug_8h.html#a1">nlinfo</a>(<font class="stringliteral">"Switching to mode %dx%d,\n"</font>,<a class="code" href="driver__opengl__extension__def_8h.html#a389">width</a>, 
00984                                                            <a class="code" href="driver__opengl__extension__def_8h.html#a390">height</a>);
00985                                                 XF86VidModeSetViewPort(dpy,DefaultScreen(dpy),0, 0);
00986                                                 _FullScreen = <font class="keyword">true</font>;
00987                                         }
00988                                 }
00989                                 <font class="keywordflow">else</font>
00990                                 {
00991                                         <font class="comment">// This is a problem, since we've nuked the border from </font>
00992                                         <font class="comment">// window in the setup stage, until I work out how</font>
00993                                         <font class="comment">// to get it back (recreate window? seems excessive)</font>
00994                                         <a class="code" href="debug_8h.html#a3">nlerror</a>(<font class="stringliteral">"Couldn't find an appropriate mode %dx%d\n"</font>,
00995                                                         <a class="code" href="driver__opengl__extension__def_8h.html#a389">width</a>,
00996                                                         <a class="code" href="driver__opengl__extension__def_8h.html#a390">height</a>);
00997                                 }
00998                         }
00999                 }
01000         }
01001 
01002 <font class="preprocessor">#endif // XF86VIDMODE</font>
01003 <font class="preprocessor"></font>
01004 <font class="preprocessor">#endif // NL_OS_UNIX</font>
01005 <font class="preprocessor"></font>
01006 
01007         <font class="comment">// Driver caps.</font>
01008         <font class="comment">//=============</font>
01009         <font class="comment">// Retrieve the extensions for the current context.</font>
01010         <a class="code" href="namespaceNL3D.html#a342">NL3D::registerGlExtensions</a> (_Extensions);
01011 <font class="preprocessor">#ifdef NL_OS_WINDOWS</font>
01012 <font class="preprocessor"></font>        NL3D::registerWGlExtensions (_Extensions, _hDC);
01013 <font class="preprocessor">#endif // ifdef NL_OS_WINDOWS</font>
01014 <font class="preprocessor"></font>
01015         <font class="comment">// Check required extensions!!</font>
01016         <font class="comment">// ARBMultiTexture is a opengl 1.2 required extension.</font>
01017         <font class="keywordflow">if</font>(!_Extensions.ARBMultiTexture)
01018         {
01019                 <a class="code" href="debug_8h.html#a2">nlwarning</a>(<font class="stringliteral">"Missing Required GL extension: GL_ARB_multitexture. Update your driver"</font>);
01020                 <font class="keywordflow">throw</font> EBadDisplay(<font class="stringliteral">"Missing Required GL extension: GL_ARB_multitexture. Update your driver"</font>);
01021         }
01022         <font class="keywordflow">if</font>(!_Extensions.EXTTextureEnvCombine)
01023         {
01024                 <a class="code" href="debug_8h.html#a2">nlwarning</a>(<font class="stringliteral">"Missing Important GL extension: GL_EXT_texture_env_combine =&gt; All envcombine are setup to GL_MODULATE!!!"</font>);
01025         }
01026 
01027 
01028         <font class="comment">// init _DriverGLStates</font>
01029         _DriverGLStates.init(_Extensions.ARBTextureCubeMap);
01030 
01031 
01032         <font class="comment">// Init OpenGL/Driver defaults.</font>
01033         <font class="comment">//=============================</font>
01034         glViewport(0,0,<a class="code" href="driver__opengl__extension__def_8h.html#a389">width</a>,<a class="code" href="driver__opengl__extension__def_8h.html#a390">height</a>);
01035         glMatrixMode(GL_PROJECTION);
01036         glLoadIdentity();
01037         glOrtho(0,<a class="code" href="driver__opengl__extension__def_8h.html#a389">width</a>,<a class="code" href="driver__opengl__extension__def_8h.html#a390">height</a>,0,-1.0f,1.0f);   
01038         glMatrixMode(GL_MODELVIEW);
01039         glLoadIdentity();
01040         glDisable(GL_AUTO_NORMAL);
01041         glDisable(GL_COLOR_MATERIAL);
01042         glEnable(GL_DITHER);
01043         glDisable(GL_FOG);
01044         glDisable(GL_LINE_SMOOTH);
01045         glPolygonMode(GL_FRONT_AND_BACK,GL_FILL);
01046         glEnable(GL_DEPTH_TEST);
01047         glDisable(GL_NORMALIZE);
01048         _CurrentGlNormalize= <font class="keyword">false</font>;
01049         _ForceNormalize= <font class="keyword">false</font>;
01050         <font class="comment">// Setup defaults for blend, lighting ...</font>
01051         _DriverGLStates.forceDefaults(inlGetNumTextStages());
01052         <font class="comment">// Default delta camera pos.</font>
01053         _PZBCameraPos= CVector::Null;
01054 
01055         <font class="keywordflow">if</font> (_NVTextureShaderEnabled)
01056         {
01057                 enableNVTextureShader(<font class="keyword">false</font>);           
01058         }
01059 
01060         <font class="comment">// Be always in EXTSeparateSpecularColor.</font>
01061         <font class="keywordflow">if</font>(_Extensions.EXTSeparateSpecularColor)
01062         {
01063                 glLightModeli((GLenum)GL_LIGHT_MODEL_COLOR_CONTROL_EXT, GL_SEPARATE_SPECULAR_COLOR_EXT);
01064         }
01065 
01066         _VertexProgramEnabled= <font class="keyword">false</font>;
01067         _LastSetupGLArrayVertexProgram= <font class="keyword">false</font>;
01068 
01069 
01070         <font class="comment">// Init VertexArrayRange according to supported extenstion.</font>
01071         _SupportVBHard= <font class="keyword">false</font>;
01072         _SlowUnlockVBHard= <font class="keyword">false</font>;
01073         _MaxVerticesByVBHard= 0;
01074         <font class="comment">// Try with NVidia ext first.</font>
01075         <font class="keywordflow">if</font>(_Extensions.NVVertexArrayRange)
01076         {
01077                 _AGPVertexArrayRange= <font class="keyword">new</font> CVertexArrayRangeNVidia(<font class="keyword">this</font>);
01078                 _VRAMVertexArrayRange= <font class="keyword">new</font> CVertexArrayRangeNVidia(<font class="keyword">this</font>);
01079                 _SupportVBHard= <font class="keyword">true</font>;
01080                 _MaxVerticesByVBHard= _Extensions.NVVertexArrayRangeMaxVertex;
01081         }
01082         <font class="comment">// Else, try with ATI ext</font>
01083         <font class="keywordflow">else</font> <font class="keywordflow">if</font>(_Extensions.ATIVertexArrayObject)
01084         {
01085                 _AGPVertexArrayRange= <font class="keyword">new</font> CVertexArrayRangeATI(<font class="keyword">this</font>);
01086                 _VRAMVertexArrayRange= <font class="keyword">new</font> CVertexArrayRangeATI(<font class="keyword">this</font>);
01087                 _SupportVBHard= <font class="keyword">true</font>;
01088                 <font class="comment">// BAD ATI extension scheme.</font>
01089                 _SlowUnlockVBHard= <font class="keyword">true</font>;                
01090                 <font class="comment">//_MaxVerticesByVBHard= 65000;</font>
01091                 _MaxVerticesByVBHard= 32767;
01092         }
01093 
01094         <font class="comment">// Reset VertexArrayRange.</font>
01095         _CurrentVertexArrayRange= NULL;
01096         _CurrentVertexBufferHard= NULL;
01097         _NVCurrentVARPtr= NULL;
01098         _NVCurrentVARSize= 0;
01099         <font class="keywordflow">if</font>(_SupportVBHard)
01100         {
01101                 <font class="comment">// try to allocate 16Mo by default of AGP Ram.</font>
01102                 initVertexArrayRange(<a class="code" href="driver__opengl_8cpp.html#a0">NL3D_DRV_VERTEXARRAY_AGP_INIT_SIZE</a>, 0);
01103 
01104                 <font class="comment">// If not success to allocate at least a minimum space in AGP, then disable completely VBHard feature</font>
01105                 <font class="keywordflow">if</font>( _AGPVertexArrayRange-&gt;sizeAllocated()==0 )
01106                 {
01107                         <font class="comment">// reset any allocated VRAM space.</font>
01108                         resetVertexArrayRange();
01109 
01110                         <font class="comment">// delete containers</font>
01111                         <font class="keyword">delete</font> _AGPVertexArrayRange;
01112                         <font class="keyword">delete</font> _VRAMVertexArrayRange;
01113                         _AGPVertexArrayRange= NULL;
01114                         _VRAMVertexArrayRange= NULL;
01115 
01116                         <font class="comment">// disable.</font>
01117                         _SupportVBHard= <font class="keyword">false</font>;
01118                         _SlowUnlockVBHard= <font class="keyword">false</font>;
01119                         _MaxVerticesByVBHard= 0;
01120                 }
01121         }
01122 
01123         <font class="comment">// Init embm if present</font>
01124         <font class="comment">//===========================================================</font>
01125         initEMBM();
01126 
01127 
01128         <font class="comment">// Activate the default texture environnments for all stages.</font>
01129         <font class="comment">//===========================================================</font>
01130         <font class="keywordflow">for</font>(sint stage=0;stage&lt;inlGetNumTextStages(); stage++)
01131         {
01132                 <font class="comment">// init no texture.</font>
01133                 _CurrentTexture[stage]= NULL;
01134                 _CurrentTextureInfoGL[stage]= NULL;
01135                 <font class="comment">// texture are disabled in DriverGLStates.forceDefaults().</font>
01136                 
01137                 <font class="comment">// init default env.</font>
01138                 CMaterial::CTexEnv      env;    <font class="comment">// envmode init to default.</font>
01139                 env.ConstantColor.set(255,255,255,255);
01140                 forceActivateTexEnvMode(stage, env);
01141                 forceActivateTexEnvColor(stage, env);
01142 
01143                 <font class="comment">// Not special TexEnv.</font>
01144                 _CurrentTexEnvSpecial[stage]= TexEnvSpecialDisabled;
01145 
01146                 resetTextureShaders();          
01147         }
01148 
01149         <font class="comment">// Get num of light for this driver</font>
01150         <font class="keywordtype">int</font> numLight;
01151         glGetIntegerv (GL_MAX_LIGHTS, &amp;numLight);
01152         _MaxDriverLight=(uint)numLight;
01153         <font class="keywordflow">if</font> (_MaxDriverLight&gt;MaxLight)
01154                 _MaxDriverLight=MaxLight;
01155 
01156         <font class="comment">// Reset the lights position flags</font>
01157         <font class="keywordflow">for</font> (uint i=0; i&lt;MaxLight; i++)
01158                 _LightEnable[i]=<font class="keyword">false</font>;
01159 
01160 
01161         _PPLExponent = 1.f;
01162         _PPLightDiffuseColor = <a class="code" href="classNLMISC_1_1CRGBA.html#p7">NLMISC::CRGBA::White</a>;
01163         _PPLightSpecularColor = <a class="code" href="classNLMISC_1_1CRGBA.html#p7">NLMISC::CRGBA::White</a>;
01164 
01165         <font class="comment">// Backward compatibility: default lighting is Light0 default openGL</font>
01166         <font class="comment">// meaning that light direction is always (0,1,0) in eye-space</font>
01167         <font class="comment">// use enableLighting(0....), to get normal behaviour</font>
01168         glEnable(GL_LIGHT0);
01169 
01170         _Initialized = <font class="keyword">true</font>;
01171 
01172         _ForceDXTCCompression= <font class="keyword">false</font>;
01173         _ForceTextureResizePower= 0;
01174 
01175         <font class="comment">// Reset profiling.</font>
01176         _AllocatedTextureMemory= 0;
01177         _TextureUsed.clear();
01178         _PrimitiveProfileIn.reset();
01179         _PrimitiveProfileOut.reset();
01180         _NbSetupMaterialCall= 0;
01181         _NbSetupModelMatrixCall= 0;
01182 
01183         <font class="comment">// check wether per pixel lighting shader is supported</font>
01184         checkForPerPixelLightingSupport();
01185 
01186         <font class="comment">// if EXTVertexShader is used, bind  the standard GL arrays, and allocate constant</font>
01187         <font class="keywordflow">if</font> (!_Extensions.NVVertexProgram &amp;&amp; _Extensions.EXTVertexShader)
01188         {
01189                         _EVSPositionHandle = <a class="code" href="driver__opengl__extension_8h.html#a138">nglBindParameterEXT</a>(<a class="code" href="driver__opengl__extension__def_8h.html#a329">GL_CURRENT_VERTEX_EXT</a>);
01190                         _EVSNormalHandle   = <a class="code" href="driver__opengl__extension_8h.html#a138">nglBindParameterEXT</a>(GL_CURRENT_NORMAL);
01191                         _EVSColorHandle    = <a class="code" href="driver__opengl__extension_8h.html#a138">nglBindParameterEXT</a>(GL_CURRENT_COLOR);
01192                         <font class="keywordflow">if</font> (!_EVSPositionHandle || !_EVSNormalHandle || !_EVSColorHandle)
01193                         {
01194                                 <a class="code" href="debug_8h.html#a2">nlwarning</a>(<font class="stringliteral">"Unable to bind input parameters for use with EXT_vertex_shader, vertex program support is disabled"</font>);
01195                                 _Extensions.EXTVertexShader = <font class="keyword">false</font>;
01196                         }
01197                         <font class="keywordflow">else</font>
01198                         {                       
01199                                 <font class="comment">// bind texture units</font>
01200                                 <font class="keywordflow">for</font>(uint k = 0; k &lt; 8; ++k)
01201                                 {                               
01202                                         _EVSTexHandle[k] = <a class="code" href="driver__opengl__extension_8h.html#a137">nglBindTextureUnitParameterEXT</a>(GL_TEXTURE0_ARB + k, GL_CURRENT_TEXTURE_COORDS);
01203                                 }
01204                                 <font class="comment">// Other attributes are managed using variant pointers :</font>
01205                                 <font class="comment">// Secondary color</font>
01206                                 <font class="comment">// Fog Coords</font>
01207                                 <font class="comment">// Skin Weight</font>
01208                                 <font class="comment">// Skin palette</font>
01209                                 <font class="comment">// This mean that they must have 4 components</font>
01210 
01211                                 <font class="comment">// Allocate variants</font>
01212                                 _EVSConstantHandle = <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#a296">GL_INVARIANT_EXT</a>, <a class="code" href="driver__opengl__extension__def_8h.html#a328">GL_FULL_RANGE_EXT</a>, 97);          
01213 
01214                                 <font class="keywordflow">if</font> (_EVSConstantHandle == 0)
01215                                 {
01216                                         <a class="code" href="debug_8h.html#a2">nlwarning</a>(<font class="stringliteral">"Unable to allocate constants for EXT_vertex_shader, vertex program support is disabled"</font>);
01217                                         _Extensions.EXTVertexShader = <font class="keyword">false</font>;
01218                                 }
01219                         }
01220         }
01221 
01222         <font class="keywordflow">return</font> <font class="keyword">true</font>;
01223 }
01224 
01225 
<a name="l01226"></a><a class="code" href="classNL3D_1_1CDriverGL.html#z405_1">01226</a> <font class="keywordtype">void</font> CDriverGL::resetTextureShaders()
01227 {       
01228         <font class="keywordflow">if</font> (<a class="code" href="classNL3D_1_1CDriverGL.html#z403_0">_Extensions</a>.NVTextureShader)
01229         {
01230                 glEnable(<a class="code" href="driver__opengl__extension__def_8h.html#a155">GL_TEXTURE_SHADER_NV</a>);
01231                 <font class="keywordflow">for</font> (uint stage = 0; stage &lt; (uint) <a class="code" href="classNL3D_1_1CDriverGL.html#c28">inlGetNumTextStages</a>(); ++stage)
01232                 {               
01233                         <a class="code" href="classNL3D_1_1CDriverGL.html#z405_11">_DriverGLStates</a>.activeTextureARB(stage);
01234                         <font class="keywordflow">if</font> (stage != 0)
01235                         {
01236                                 glTexEnvi(<a class="code" href="driver__opengl__extension__def_8h.html#a155">GL_TEXTURE_SHADER_NV</a>, <a class="code" href="driver__opengl__extension__def_8h.html#a164">GL_PREVIOUS_TEXTURE_INPUT_NV</a>, GL_TEXTURE0_ARB + stage - 1);     
01237                         }
01238                         glTexEnvi(<a class="code" href="driver__opengl__extension__def_8h.html#a155">GL_TEXTURE_SHADER_NV</a>, <a class="code" href="driver__opengl__extension__def_8h.html#a156">GL_SHADER_OPERATION_NV</a>, GL_NONE);       
01239                         <a class="code" href="classNL3D_1_1CDriverGL.html#z405_8">_CurrentTexAddrMode</a>[stage] = GL_NONE;                   
01240                 }
01241                 glDisable(<a class="code" href="driver__opengl__extension__def_8h.html#a155">GL_TEXTURE_SHADER_NV</a>);
01242                 <a class="code" href="classNL3D_1_1CDriverGL.html#z405_9">_NVTextureShaderEnabled</a> = <font class="keyword">false</font>;
01243         }
01244 }
01245 
01246 <font class="comment">// --------------------------------------------------</font>
01247 
<a name="l01248"></a><a class="code" href="classNL3D_1_1CDriverGL.html#a10">01248</a> <a class="code" href="namespaceNL3D.html#a29">emptyProc</a> CDriverGL::getWindowProc()
01249 {
01250 <font class="preprocessor">#ifdef NL_OS_WINDOWS</font>
01251 <font class="preprocessor"></font>        <font class="keywordflow">return</font> (emptyProc)GlWndProc;
01252 <font class="preprocessor">#else // NL_OS_WINDOWS</font>
01253 <font class="preprocessor"></font>        <font class="keywordflow">return</font> NULL;
01254 <font class="preprocessor">#endif // NL_OS_WINDOWS</font>
01255 <font class="preprocessor"></font>}
01256 
01257 <font class="comment">// --------------------------------------------------</font>
01258 
<a name="l01259"></a><a class="code" href="classNL3D_1_1CDriverGL.html#a11">01259</a> <font class="keywordtype">bool</font> CDriverGL::activate()
01260 {
01261 <font class="preprocessor">#ifdef NL_OS_WINDOWS</font>
01262 <font class="preprocessor"></font>        HGLRC hglrc=wglGetCurrentContext();
01263         <font class="keywordflow">if</font> (hglrc!=_hRC)
01264         {
01265                 wglMakeCurrent(_hDC,_hRC);
01266         }
01267 <font class="preprocessor">#elif defined (NL_OS_UNIX)</font>
01268 <font class="preprocessor"></font>        GLXContext nctx=glXGetCurrentContext();
01269         <font class="keywordflow">if</font> (nctx != NULL &amp;&amp; nctx!=ctx)
01270         {
01271                 glXMakeCurrent(dpy, win,ctx);
01272         }
01273 <font class="preprocessor">#endif // NL_OS_WINDOWS</font>
01274 <font class="preprocessor"></font>        <font class="keywordflow">return</font> <font class="keyword">true</font>;
01275 }
01276 
01277 <font class="comment">// --------------------------------------------------</font>
01278 
<a name="l01279"></a><a class="code" href="classNL3D_1_1CDriverGL.html#a13">01279</a> <font class="keywordtype">bool</font> CDriverGL::isTextureExist(<font class="keyword">const</font> ITexture&amp;tex)
01280 {
01281         <font class="keywordtype">bool</font> result;
01282 
01283         <font class="comment">// Create the shared Name.</font>
01284         std::string     name;
01285         <a class="code" href="classNL3D_1_1IDriver.html#d0">getTextureShareName</a> (tex, name);
01286 
01287         {
01288                 CSynchronized&lt;TTexDrvInfoPtrMap&gt;::CAccessor access(&amp;<a class="code" href="classNL3D_1_1IDriver.html#n0">_SyncTexDrvInfos</a>);
01289                 TTexDrvInfoPtrMap &amp;rTexDrvInfos = access.value();
01290                 result = (rTexDrvInfos.find(name) != rTexDrvInfos.end());
01291         }
01292         <font class="keywordflow">return</font> result;
01293 }
01294 
01295 <font class="comment">// --------------------------------------------------</font>
01296 
<a name="l01297"></a><a class="code" href="classNL3D_1_1CDriverGL.html#a15">01297</a> <font class="keywordtype">bool</font> CDriverGL::clear2D(CRGBA rgba)
01298 {
01299         glClearColor((<font class="keywordtype">float</font>)rgba.R/255.0f,(<font class="keywordtype">float</font>)rgba.G/255.0f,(<font class="keywordtype">float</font>)rgba.B/255.0f,(<font class="keywordtype">float</font>)rgba.A/255.0f);
01300         glClear(GL_COLOR_BUFFER_BIT);
01301         <font class="keywordflow">return</font> <font class="keyword">true</font>;
01302 }
01303 
01304 <font class="comment">// --------------------------------------------------</font>
01305 
<a name="l01306"></a><a class="code" href="classNL3D_1_1CDriverGL.html#a16">01306</a> <font class="keywordtype">bool</font> CDriverGL::clearZBuffer(<font class="keywordtype">float</font> zval)
01307 {
01308         glClearDepth(zval);
01309         <a class="code" href="classNL3D_1_1CDriverGL.html#z405_11">_DriverGLStates</a>.enableZWrite(<font class="keyword">true</font>);
01310         glClear(GL_DEPTH_BUFFER_BIT);
01311         <font class="keywordflow">return</font> <font class="keyword">true</font>;
01312 }
01313 
01314 <font class="comment">// --------------------------------------------------</font>
01315 
<a name="l01316"></a><a class="code" href="classNL3D_1_1CDriverGL.html#a17">01316</a> <font class="keywordtype">void</font> CDriverGL::setColorMask (<font class="keywordtype">bool</font> bRed, <font class="keywordtype">bool</font> bGreen, <font class="keywordtype">bool</font> bBlue, <font class="keywordtype">bool</font> bAlpha)
01317 {
01318         glColorMask (bRed, bGreen, bBlue, bAlpha);
01319 }
01320 
01321 
01322 <font class="comment">// --------------------------------------------------</font>
01323 
<a name="l01324"></a><a class="code" href="classNL3D_1_1CDriverGL.html#a51">01324</a> <font class="keywordtype">bool</font> CDriverGL::swapBuffers()
01325 {       
01326         <font class="comment">// Reset texture shaders</font>
01327         <font class="comment">//resetTextureShaders();</font>
01328         <font class="comment">// Reset VertexArrayRange.</font>
01329         <font class="keywordflow">if</font>(_CurrentVertexBufferHard)
01330         {
01331                 <font class="comment">// Then, we'll wait for this VBHard to finish before this frame. Even if some rendering done</font>
01332                 <a class="code" href="classNL3D_1_1CDriverGL.html#z411_4">_CurrentVertexBufferHard</a>-&gt;lock();
01333                 <a class="code" href="classNL3D_1_1CDriverGL.html#z411_4">_CurrentVertexBufferHard</a>-&gt;unlock();
01334                 <font class="comment">// and we disable it.</font>
01335                 <a class="code" href="classNL3D_1_1CDriverGL.html#z411_4">_CurrentVertexBufferHard</a>-&gt;disable();
01336         }
01337 
01338 
01339         <font class="comment">// Because of Bug with GeForce, must finishFence() for all VBHard.</font>
01340         set&lt;IVertexBufferHardGL*&gt;::iterator             itVBHard= <a class="code" href="classNL3D_1_1CDriverGL.html#z411_2">_VertexBufferHardSet</a>.Set.begin();
01341         <font class="keywordflow">while</font>(itVBHard != <a class="code" href="classNL3D_1_1CDriverGL.html#z411_2">_VertexBufferHardSet</a>.Set.end() )
01342         {
01343                 <font class="comment">// Need only to do it for NVidia VB ones.</font>
01344                 <font class="keywordflow">if</font>((*itVBHard)-&gt;NVidiaVertexBufferHard)
01345                 {
01346                         <a class="code" href="classNL3D_1_1CDriverGL.html#z411_13">CVertexBufferHardGLNVidia</a>       *vbHardNV= static_cast&lt;CVertexBufferHardGLNVidia*&gt;(*itVBHard);
01347                         <font class="comment">// If needed, "flush" these VB.</font>
01348                         vbHardNV-&gt;finishFence();
01349                         vbHardNV-&gt;GPURenderingAfterFence= <font class="keyword">false</font>;
01350                 }
01351                 itVBHard++;
01352         }
01353 
01354         <font class="comment">/* Yoyo: must do this (GeForce bug ??) esle weird results if end render with a VBHard.</font>
01355 <font class="comment">                Setup a std vertex buffer to ensure NVidia synchronisation.</font>
01356 <font class="comment">        */</font>
01357         <font class="keyword">static</font>  CVertexBuffer   dummyVB;
01358         <font class="keyword">static</font>  <font class="keywordtype">bool</font>                    dummyVBinit= <font class="keyword">false</font>;
01359         <font class="keywordflow">if</font>(!dummyVBinit)
01360         {
01361                 <font class="comment">// setup a full feature VB (maybe not usefull ... :( ).</font>
01362                 dummyVB.setVertexFormat(CVertexBuffer::PositionFlag|CVertexBuffer::NormalFlag|
01363                         CVertexBuffer::PrimaryColorFlag|CVertexBuffer::SecondaryColorFlag|
01364                         CVertexBuffer::TexCoord0Flag|CVertexBuffer::TexCoord1Flag|
01365                         CVertexBuffer::TexCoord2Flag|CVertexBuffer::TexCoord3Flag
01366                         );
01367                 <font class="comment">// some vertices.</font>
01368                 dummyVB.setNumVertices(10);
01369         }
01370         <font class="comment">// activate each frame to close VBHard rendering.</font>
01371         <a class="code" href="classNL3D_1_1CDriverGL.html#a43">activeVertexBuffer</a>(dummyVB);
01372 
01373 
01374 <font class="preprocessor">#ifdef NL_OS_WINDOWS</font>
01375 <font class="preprocessor"></font>        <font class="keywordflow">if</font> (_EventEmitter.getNumEmitters() &gt; 1) <font class="comment">// is direct input running ?</font>
01376         {
01377                 <font class="comment">// flush direct input messages if any</font>
01378                 NLMISC::safe_cast&lt;NLMISC::CDIEventEmitter *&gt;(_EventEmitter.getEmitter(1))-&gt;poll();
01379         }
01380 <font class="preprocessor">#endif</font>
01381 <font class="preprocessor"></font>
01382 
01383 <font class="preprocessor">#ifdef NL_OS_WINDOWS</font>
01384 <font class="preprocessor"></font>        SwapBuffers(_hDC);
01385 <font class="preprocessor">#else // NL_OS_WINDOWS</font>
01386 <font class="preprocessor"></font>        glXSwapBuffers(dpy, win);
01387 <font class="preprocessor">#endif // NL_OS_WINDOWS</font>
01388 <font class="preprocessor"></font>
01389         <font class="comment">// Activate the default texture environnments for all stages.</font>
01390         <font class="comment">//===========================================================</font>
01391         <font class="comment">// This is not a requirement, but it ensure a more stable state each frame.</font>
01392         <font class="comment">// (well, maybe the good reason is "it hides much more the bugs"  :o) ).</font>
01393         <font class="keywordflow">for</font>(sint stage=0;stage&lt;<a class="code" href="classNL3D_1_1CDriverGL.html#c28">inlGetNumTextStages</a>(); stage++)
01394         {
01395                 <font class="comment">// init no texture.</font>
01396                 <a class="code" href="classNL3D_1_1CDriverGL.html#z405_4">_CurrentTexture</a>[stage]= NULL;
01397                 <a class="code" href="classNL3D_1_1CDriverGL.html#z405_5">_CurrentTextureInfoGL</a>[stage]= NULL;
01398                 <font class="comment">// texture are disabled in DriverGLStates.forceDefaults().</font>
01399                 
01400                 <font class="comment">// init default env.</font>
01401                 CMaterial::CTexEnv      env;    <font class="comment">// envmode init to default.</font>
01402                 env.ConstantColor.set(255,255,255,255);
01403                 <a class="code" href="classNL3D_1_1CDriverGL.html#c5">forceActivateTexEnvMode</a>(stage, env);
01404                 <a class="code" href="classNL3D_1_1CDriverGL.html#c7">forceActivateTexEnvColor</a>(stage, env);
01405         }
01406         
01407 
01408         <font class="comment">// Activate the default material.</font>
01409         <font class="comment">//===========================================================</font>
01410         <font class="comment">// Same reasoning as textures :)</font>
01411         <a class="code" href="classNL3D_1_1CDriverGL.html#z405_11">_DriverGLStates</a>.forceDefaults(<a class="code" href="classNL3D_1_1CDriverGL.html#c28">inlGetNumTextStages</a>());
01412         <font class="keywordflow">if</font> (_NVTextureShaderEnabled)
01413         {
01414                 glDisable(<a class="code" href="driver__opengl__extension__def_8h.html#a155">GL_TEXTURE_SHADER_NV</a>);
01415                 <a class="code" href="classNL3D_1_1CDriverGL.html#z405_9">_NVTextureShaderEnabled</a> = <font class="keyword">false</font>;
01416         }
01417         <a class="code" href="classNL3D_1_1CDriverGL.html#z405_2">_CurrentMaterial</a>= NULL;
01418 
01419 
01420         <font class="comment">// Reset the profiling counter.</font>
01421         <a class="code" href="classNL3D_1_1CDriverGL.html#z412_1">_PrimitiveProfileIn</a>.reset();
01422         <a class="code" href="classNL3D_1_1CDriverGL.html#z412_2">_PrimitiveProfileOut</a>.reset();
01423         <a class="code" href="classNL3D_1_1CDriverGL.html#z412_4">_NbSetupMaterialCall</a>= 0;
01424         <a class="code" href="classNL3D_1_1CDriverGL.html#z412_5">_NbSetupModelMatrixCall</a>= 0;
01425 
01426         <font class="comment">// Reset the texture set</font>
01427         <a class="code" href="classNL3D_1_1CDriverGL.html#z412_7">_TextureUsed</a>.clear();
01428 
01429         <font class="keywordflow">return</font> <font class="keyword">true</font>;
01430 }
01431 
01432 <font class="comment">// --------------------------------------------------</font>
01433 
<a name="l01434"></a><a class="code" href="classNL3D_1_1CDriverGL.html#a58">01434</a> <font class="keywordtype">bool</font> CDriverGL::release()
01435 {
01436         <font class="comment">// release only if the driver was initialized</font>
01437         <font class="keywordflow">if</font> (!<a class="code" href="classNL3D_1_1CDriverGL.html#o2">_Initialized</a>) <font class="keywordflow">return</font> <font class="keyword">true</font>;
01438 
01439         <font class="comment">// Call IDriver::release() before, to destroy textures, shaders and VBs...</font>
01440         IDriver::release();
01441 
01442         <font class="comment">// release caustic cube map</font>
01443 <font class="comment">//      _CauticCubeMap = NULL;</font>
01444 
01445         <font class="comment">// Reset VertexArrayRange.</font>
01446         <a class="code" href="classNL3D_1_1CDriverGL.html#z411_0">resetVertexArrayRange</a>();
01447 
01448         <font class="comment">// delete containers</font>
01449         <font class="keyword">delete</font> <a class="code" href="classNL3D_1_1CDriverGL.html#z411_10">_AGPVertexArrayRange</a>;
01450         <font class="keyword">delete</font> <a class="code" href="classNL3D_1_1CDriverGL.html#z411_11">_VRAMVertexArrayRange</a>;
01451         <a class="code" href="classNL3D_1_1CDriverGL.html#z411_10">_AGPVertexArrayRange</a>= NULL;
01452         <a class="code" href="classNL3D_1_1CDriverGL.html#z411_11">_VRAMVertexArrayRange</a>= NULL;
01453 
01454 <font class="preprocessor">#ifdef NL_OS_WINDOWS</font>
01455 <font class="preprocessor"></font>        <font class="comment">// Then delete.</font>
01456         <font class="comment">// wglMakeCurrent(NULL,NULL);</font>
01457 
01458         <font class="comment">// Off-screen rendering ?</font>
01459         <font class="keywordflow">if</font> (_OffScreen)
01460         {
01461                 <font class="keywordflow">if</font> (_PBuffer)
01462                 {
01463                         wglDeleteContext( _hRC );
01464                         wglReleasePbufferDCARB( _PBuffer, _hDC );
01465                         wglDestroyPbufferARB( _PBuffer );
01466                 }
01467         }
01468         <font class="keywordflow">else</font>
01469         {
01470                 <font class="keywordflow">if</font> (_hRC)
01471                         wglDeleteContext(_hRC);
01472                 <font class="keywordflow">if</font> (_hWnd&amp;&amp;_hDC)
01473                 {
01474                         ReleaseDC(_hWnd,_hDC);
01475                         <font class="keywordflow">if</font> (_DestroyWindow)
01476                                 DestroyWindow (_hWnd);
01477                 }
01478 
01479                 <font class="keywordflow">if</font>(_FullScreen)
01480                 {
01481                         ChangeDisplaySettings(&amp;_OldScreenMode, 0);
01482                         <a class="code" href="classNL3D_1_1CDriverGL.html#o0">_FullScreen</a>= <font class="keyword">false</font>;
01483                 }
01484         }
01485 
01486         _hRC=NULL;
01487         _hDC=NULL;
01488         _hWnd=NULL;
01489         _PBuffer = NULL;
01490 
01491         <font class="comment">// Restaure monitor color parameters</font>
01492         <font class="keywordflow">if</font> (_NeedToRestaureGammaRamp)
01493         {
01494                 HDC dc = CreateDC (<font class="stringliteral">"DISPLAY"</font>, NULL, NULL, NULL);
01495                 <font class="keywordflow">if</font> (dc)
01496                 {
01497                         <font class="keywordflow">if</font> (!SetDeviceGammaRamp (dc, _GammaRampBackuped))
01498                                 <a class="code" href="debug_8h.html#a2">nlwarning</a> (<font class="stringliteral">"(CDriverGL::release): SetDeviceGammaRamp failed"</font>);
01499 
01500                         <font class="comment">// Release the DC</font>
01501                         ReleaseDC (NULL, dc);
01502                 }
01503                 <font class="keywordflow">else</font>
01504                 {
01505                         <a class="code" href="debug_8h.html#a2">nlwarning</a> (<font class="stringliteral">"(CDriverGL::release): can't create DC"</font>);
01506                 }
01507         }
01508 
01509 <font class="preprocessor">#elif defined (NL_OS_UNIX)// NL_OS_WINDOWS</font>
01510 <font class="preprocessor"></font> 
01511 <font class="preprocessor">#ifdef XF86VIDMODE</font>
01512 <font class="preprocessor"></font>        <font class="keywordflow">if</font>(_FullScreen)
01513         {
01514                 XF86VidModeModeInfo info;
01515                 <a class="code" href="debug_8h.html#a1">nlinfo</a>(<font class="stringliteral">"Switching back to original mode \n"</font>);
01516  
01517                 <font class="comment">// This is a bit ugly - a quick hack to copy the ModeLine structure </font>
01518                 <font class="comment">// into the modeInfo structure.</font>
01519                 memcpy((XF86VidModeModeLine *)((<font class="keywordtype">char</font> *)&amp;info + <font class="keyword">sizeof</font>(info.dotclock)),&amp;_OldScreenMode, <font class="keyword">sizeof</font>(XF86VidModeModeLine));
01520                 info.dotclock = _OldDotClock;
01521  
01522                 <a class="code" href="debug_8h.html#a1">nlinfo</a>(<font class="stringliteral">"Mode is %dx%d,\n"</font>,info.hdisplay,info.vdisplay);
01523                 XF86VidModeSwitchToMode(dpy,DefaultScreen(dpy),&amp;info);
01524                 <a class="code" href="debug_8h.html#a1">nlinfo</a>(<font class="stringliteral">"Switching viewporr to %d,%d,\n"</font>,_OldX, _OldY);
01525                 XF86VidModeSetViewPort(dpy,DefaultScreen(dpy),_OldX,_OldY);
01526                 <font class="comment">// Ungrab the keyboard (probably not necessary);</font>
01527                 XUngrabKeyboard(dpy, CurrentTime);
01528         }
01529 <font class="preprocessor">#endif // XF86VIDMODE</font>
01530 <font class="preprocessor"></font>
01531 <font class="preprocessor">#endif // NL_OS_UNIX</font>
01532 <font class="preprocessor"></font>
01533 
01534         <font class="comment">// released</font>
01535         <a class="code" href="classNL3D_1_1CDriverGL.html#o2">_Initialized</a>= <font class="keyword">false</font>;
01536 
01537         <font class="keywordflow">return</font> <font class="keyword">true</font>;
01538 }
01539 
01540 <font class="comment">// --------------------------------------------------</font>
01541 
01542 IDriver::TMessageBoxId  CDriverGL::systemMessageBox (<font class="keyword">const</font> <font class="keywordtype">char</font>* message, <font class="keyword">const</font> <font class="keywordtype">char</font>* title, IDriver::TMessageBoxType <a class="code" href="driver__opengl__extension__def_8h.html#a373">type</a>, TMessageBoxIcon icon)
01543 {
01544 <font class="preprocessor">#ifdef NL_OS_WINDOWS</font>
01545 <font class="preprocessor"></font>        <font class="keywordflow">switch</font> (::MessageBox (NULL, message, title, ((<a class="code" href="driver__opengl__extension__def_8h.html#a373">type</a>==<a class="code" href="classNL3D_1_1IDriver.html#s42s13">retryCancelType</a>)?MB_RETRYCANCEL:
01546                                                                                 (<a class="code" href="driver__opengl__extension__def_8h.html#a373">type</a>==<a class="code" href="classNL3D_1_1IDriver.html#s42s12">yesNoCancelType</a>)?MB_YESNOCANCEL:
01547                                                                                 (<a class="code" href="driver__opengl__extension__def_8h.html#a373">type</a>==<a class="code" href="classNL3D_1_1IDriver.html#s42s9">okCancelType</a>)?MB_OKCANCEL:
01548                                                                                 (<a class="code" href="driver__opengl__extension__def_8h.html#a373">type</a>==<a class="code" href="classNL3D_1_1IDriver.html#s42s11">abortRetryIgnoreType</a>)?MB_ABORTRETRYIGNORE:
01549                                                                                 (<a class="code" href="driver__opengl__extension__def_8h.html#a373">type</a>==<a class="code" href="classNL3D_1_1IDriver.html#s42s10">yesNoType</a>)?MB_YESNO|MB_ICONQUESTION:MB_OK)|
01550                                                                                 
01551                                                                                 ((icon==<a class="code" href="classNL3D_1_1IDriver.html#s43s16">handIcon</a>)?MB_ICONHAND:
01552                                                                                 (icon==<a class="code" href="classNL3D_1_1IDriver.html#s43s17">questionIcon</a>)?MB_ICONQUESTION:
01553                                                                                 (icon==<a class="code" href="classNL3D_1_1IDriver.html#s43s18">exclamationIcon</a>)?MB_ICONEXCLAMATION:
01554                                                                                 (icon==<a class="code" href="classNL3D_1_1IDriver.html#s43s19">asteriskIcon</a>)?MB_ICONASTERISK:
01555                                                                                 (icon==<a class="code" href="classNL3D_1_1IDriver.html#s43s20">warningIcon</a>)?MB_ICONWARNING:
01556                                                                                 (icon==<a class="code" href="classNL3D_1_1IDriver.html#s43s21">errorIcon</a>)?MB_ICONERROR:
01557                                                                                 (icon==<a class="code" href="classNL3D_1_1IDriver.html#s43s22">informationIcon</a>)?MB_ICONINFORMATION:
01558                                                                                 (icon==<a class="code" href="classNL3D_1_1IDriver.html#s43s23">stopIcon</a>)?MB_ICONSTOP:0)))
01559                                                                                 {
01560                                                                                         <font class="keywordflow">case</font> IDOK:
01561                                                                                                 <font class="keywordflow">return</font> <a class="code" href="classNL3D_1_1IDriver.html#s41s0">okId</a>;
01562                                                                                         <font class="keywordflow">case</font> IDCANCEL:
01563                                                                                                 <font class="keywordflow">return</font> <a class="code" href="classNL3D_1_1IDriver.html#s41s5">cancelId</a>;
01564                                                                                         <font class="keywordflow">case</font> IDABORT:
01565                                                                                                 <font class="keywordflow">return</font> <a class="code" href="classNL3D_1_1IDriver.html#s41s3">abortId</a>;
01566                                                                                         <font class="keywordflow">case</font> IDRETRY:
01567                                                                                                 <font class="keywordflow">return</font> <a class="code" href="classNL3D_1_1IDriver.html#s41s4">retryId</a>;
01568                                                                                         <font class="keywordflow">case</font> IDIGNORE:
01569                                                                                                 <font class="keywordflow">return</font> <a class="code" href="classNL3D_1_1IDriver.html#s41s6">ignoreId</a>;
01570                                                                                         <font class="keywordflow">case</font> IDYES:
01571                                                                                                 <font class="keywordflow">return</font> <a class="code" href="classNL3D_1_1IDriver.html#s41s1">yesId</a>;
01572                                                                                         <font class="keywordflow">case</font> IDNO:
01573                                                                                                 <font class="keywordflow">return</font> <a class="code" href="classNL3D_1_1IDriver.html#s41s2">noId</a>;
01574                                                                                 }
01575         <a class="code" href="debug_8h.html#a12">nlstop</a>;
01576 <font class="preprocessor">#else // NL_OS_WINDOWS</font>
01577 <font class="preprocessor"></font>        <font class="comment">// Call the console version!</font>
01578         IDriver::systemMessageBox (message, title, <a class="code" href="driver__opengl__extension__def_8h.html#a373">type</a>, icon);
01579 <font class="preprocessor">#endif // NL_OS_WINDOWS</font>
01580 <font class="preprocessor"></font>        <font class="keywordflow">return</font> <a class="code" href="classNL3D_1_1IDriver.html#s41s0">okId</a>;
01581 }
01582 
01583 <font class="comment">// --------------------------------------------------</font>
01584 
<a name="l01585"></a><a class="code" href="classNL3D_1_1CDriverGL.html#a61">01585</a> <font class="keywordtype">void</font> CDriverGL::setupViewport (<font class="keyword">const</font> <font class="keyword">class</font> CViewport&amp; viewport)
01586 {
01587 <font class="preprocessor">#ifdef NL_OS_WINDOWS</font>
01588 <font class="preprocessor"></font>        <font class="keywordflow">if</font> (_hWnd == NULL) <font class="keywordflow">return</font>;
01589 
01590         <font class="comment">// Setup gl viewport</font>
01591         <font class="keywordtype">int</font> clientWidth = _WindowWidth;
01592         <font class="keywordtype">int</font> clientHeight = _WindowHeight;
01593 
01594 <font class="preprocessor">#else // NL_OS_WINDOWS</font>
01595 <font class="preprocessor"></font>
01596         XWindowAttributes win_attributes;
01597         <font class="keywordflow">if</font> (!XGetWindowAttributes(dpy, win, &amp;win_attributes))
01598                 <font class="keywordflow">throw</font> EBadDisplay(<font class="stringliteral">"Can't get window attributes."</font>);
01599 
01600         <font class="comment">// Setup gl viewport</font>
01601         <font class="keywordtype">int</font> clientWidth=win_attributes.width;
01602         <font class="keywordtype">int</font> clientHeight=win_attributes.height;
01603 
01604 <font class="preprocessor">#endif // NL_OS_WINDOWS</font>
01605 <font class="preprocessor"></font>
01606         <font class="comment">// Get viewport</font>
01607         <font class="keywordtype">float</font> <a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a>;
01608         <font class="keywordtype">float</font> <a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a>;
01609         <font class="keywordtype">float</font> <a class="code" href="driver__opengl__extension__def_8h.html#a389">width</a>;
01610         <font class="keywordtype">float</font> <a class="code" href="driver__opengl__extension__def_8h.html#a390">height</a>;
01611         viewport.getValues (<a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a>, <a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a>, <a class="code" href="driver__opengl__extension__def_8h.html#a389">width</a>, <a class="code" href="driver__opengl__extension__def_8h.html#a390">height</a>);
01612 
01613         <font class="comment">// Setup gl viewport</font>
01614         <font class="keywordtype">int</font> ix=(int)((float)clientWidth*<a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a>);
01615         <a class="code" href="namespaceNLMISC.html#a215">clamp</a> (ix, 0, clientWidth);
01616         <font class="keywordtype">int</font> iy=(int)((float)clientHeight*<a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a>);
01617         <a class="code" href="namespaceNLMISC.html#a215">clamp</a> (iy, 0, clientHeight);
01618         <font class="keywordtype">int</font> iwidth=(int)((float)clientWidth*<a class="code" href="driver__opengl__extension__def_8h.html#a389">width</a>);
01619         <a class="code" href="namespaceNLMISC.html#a215">clamp</a> (iwidth, 0, clientWidth-ix);
01620         <font class="keywordtype">int</font> iheight=(int)((float)clientHeight*<a class="code" href="driver__opengl__extension__def_8h.html#a390">height</a>);
01621         <a class="code" href="namespaceNLMISC.html#a215">clamp</a> (iheight, 0, clientHeight-iy);
01622         glViewport (ix, iy, iwidth, iheight);
01623 }
01624 
01625 
01626 
01627 <font class="comment">// --------------------------------------------------</font>
<a name="l01628"></a><a class="code" href="classNL3D_1_1CDriverGL.html#a60">01628</a> <font class="keywordtype">void</font>    CDriverGL::setupScissor (<font class="keyword">const</font> <font class="keyword">class</font> CScissor&amp; scissor)
01629 {
01630         <font class="comment">// Get viewport</font>
01631         <font class="keywordtype">float</font> <a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a>= scissor.X;
01632         <font class="keywordtype">float</font> <a class="code" href="driver__opengl__extension__def_8h.html#a389">width</a>= scissor.Width;
01633         <font class="keywordtype">float</font> <a class="code" href="driver__opengl__extension__def_8h.html#a390">height</a>= scissor.Height;
01634 
01635         <font class="keywordflow">if</font>(<a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a>==0 &amp;&amp; <a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a>==0 &amp;&amp; <a class="code" href="driver__opengl__extension__def_8h.html#a389">width</a>==1 &amp;&amp; <a class="code" href="driver__opengl__extension__def_8h.html#a390">height</a>==1)
01636         {
01637                 glDisable(GL_SCISSOR_TEST);
01638         }
01639         <font class="keywordflow">else</font>
01640         {
01641 <font class="preprocessor">#ifdef NL_OS_WINDOWS</font>
01642 <font class="preprocessor"></font>
01643                 <font class="keywordtype">float</font> <a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a>= scissor.Y;
01644 
01645                 <font class="keywordflow">if</font> (_hWnd)
01646                 {
01647                         <font class="comment">// Get window rect</font>
01648                         <font class="keywordtype">int</font> clientWidth = _WindowWidth;
01649                         <font class="keywordtype">int</font> clientHeight = _WindowHeight;
01650 
01651                         <font class="comment">// Setup gl scissor</font>
01652                         <font class="keywordtype">int</font> ix0=(int)floor((<font class="keywordtype">float</font>)clientWidth * <a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a> + 0.5f);
01653                         <a class="code" href="namespaceNLMISC.html#a215">clamp</a> (ix0, 0, clientWidth);
01654                         <font class="keywordtype">int</font> iy0=(int)floor((<font class="keywordtype">float</font>)clientHeight* <a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a> + 0.5f);
01655                         <a class="code" href="namespaceNLMISC.html#a215">clamp</a> (iy0, 0, clientHeight);
01656 
01657                         <font class="keywordtype">int</font> ix1=(int)floor((<font class="keywordtype">float</font>)clientWidth * (<a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a>+<a class="code" href="driver__opengl__extension__def_8h.html#a389">width</a>) + 0.5f );
01658                         <a class="code" href="namespaceNLMISC.html#a215">clamp</a> (ix1, 0, clientWidth);
01659                         <font class="keywordtype">int</font> iy1=(int)floor((<font class="keywordtype">float</font>)clientHeight* (<a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a>+<a class="code" href="driver__opengl__extension__def_8h.html#a390">height</a>) + 0.5f );
01660                         <a class="code" href="namespaceNLMISC.html#a215">clamp</a> (iy1, 0, clientHeight);
01661 
01662 
01663                         <font class="keywordtype">int</font> iwidth= ix1 - ix0;
01664                         <a class="code" href="namespaceNLMISC.html#a215">clamp</a> (iwidth, 0, clientWidth);
01665                         <font class="keywordtype">int</font> iheight= iy1 - iy0;
01666                         <a class="code" href="namespaceNLMISC.html#a215">clamp</a> (iheight, 0, clientHeight);
01667 
01668                         glScissor (ix0, iy0, iwidth, iheight);
01669                         glEnable(GL_SCISSOR_TEST);
01670                 }
01671 <font class="preprocessor">#endif // NL_OS_WINDOWS</font>
01672 <font class="preprocessor"></font>        }
01673 }
01674 
01675 
01676 
01677 <font class="comment">// --------------------------------------------------</font>
01678 
<a name="l01679"></a><a class="code" href="classNL3D_1_1CDriverGL.html#a67">01679</a> <font class="keywordtype">void</font> CDriverGL::showCursor(<font class="keywordtype">bool</font> b)
01680 {
01681 <font class="preprocessor">#ifdef NL_OS_WINDOWS</font>
01682 <font class="preprocessor"></font>        ShowCursor(b);
01683 <font class="preprocessor">#elif defined (NL_OS_UNIX)</font>
01684 <font class="preprocessor"></font>
01685         <font class="keywordflow">if</font> (b)
01686         {
01687                 <font class="keywordflow">if</font> (cursor != None)
01688                 {
01689                         XFreeCursor(dpy, cursor);
01690                         cursor = None;
01691                 }
01692                 XUndefineCursor(dpy, win);
01693         }
01694         <font class="keywordflow">else</font>
01695         {
01696                 <font class="keywordflow">if</font> (cursor == None)
01697                 {
01698                         <font class="keywordtype">char</font> bm_no_data[] = { 0,0,0,0, 0,0,0,0 };
01699                         Pixmap pixmap_no_data = XCreateBitmapFromData (dpy, win, bm_no_data, 8, 8);
01700                         XColor black;
01701                         memset(&amp;black, 0, <font class="keyword">sizeof</font> (XColor));
01702                         black.flags = DoRed | DoGreen | DoBlue;
01703                         cursor = XCreatePixmapCursor (dpy, pixmap_no_data, pixmap_no_data, &amp;black, &amp;black, 0, 0);
01704                         XFreePixmap(dpy, pixmap_no_data);
01705                 }
01706                 XDefineCursor(dpy, win, cursor);
01707         }
01708 <font class="preprocessor">#endif // NL_OS_UNIX</font>
01709 <font class="preprocessor"></font>}
01710 
01711 
01712 <font class="comment">// --------------------------------------------------</font>
01713 
<a name="l01714"></a><a class="code" href="classNL3D_1_1CDriverGL.html#a68">01714</a> <font class="keywordtype">void</font> CDriverGL::setMousePos(<font class="keywordtype">float</font> <a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a>, <font class="keywordtype">float</font> <a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a>)
01715 {
01716 <font class="preprocessor">#ifdef NL_OS_WINDOWS</font>
01717 <font class="preprocessor"></font>        <font class="keywordflow">if</font> (_hWnd)
01718         {
01719                 <font class="comment">// NeL window coordinate to MSWindows coordinates</font>
01720                 POINT pt;
01721                 pt.x = (int)((float)(_WindowWidth)*<a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a>);
01722                 pt.y = (int)((float)(_WindowHeight)*(1.0f-<a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a>));
01723                 ClientToScreen (_hWnd, &amp;pt);
01724                 SetCursorPos(pt.x, pt.y);
01725         }
01726 <font class="preprocessor">#elif defined (NL_OS_UNIX)</font>
01727 <font class="preprocessor"></font>        XWindowAttributes xwa;
01728         XGetWindowAttributes (dpy, win, &amp;xwa);
01729         <font class="keywordtype">int</font> x1 = (int)(<a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a> * (float) xwa.width);
01730         <font class="keywordtype">int</font> y1 = (int)((1.0f - <a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a>) * (float) xwa.height);
01731         XWarpPointer (dpy, None, win, None, None, None, None, x1, y1);
01732 <font class="preprocessor">#endif // NL_OS_UNIX</font>
01733 <font class="preprocessor"></font>}
01734 
01735 
<a name="l01736"></a><a class="code" href="classNL3D_1_1CDriverGL.html#a73">01736</a> <font class="keywordtype">void</font> CDriverGL::getWindowSize(uint32 &amp;<a class="code" href="driver__opengl__extension__def_8h.html#a389">width</a>, uint32 &amp;<a class="code" href="driver__opengl__extension__def_8h.html#a390">height</a>)
01737 {
01738 <font class="preprocessor">#ifdef NL_OS_WINDOWS</font>
01739 <font class="preprocessor"></font>        <font class="comment">// Off-srceen rendering ?</font>
01740         <font class="keywordflow">if</font> (_OffScreen)
01741         {
01742                 <font class="keywordflow">if</font> (_PBuffer)
01743                 {
01744                         wglQueryPbufferARB( _PBuffer, <a class="code" href="driver__opengl__extension__def_8h.html#a140">WGL_PBUFFER_WIDTH_ARB</a>, (<font class="keywordtype">int</font>*)&amp;<a class="code" href="driver__opengl__extension__def_8h.html#a389">width</a> );
01745                         wglQueryPbufferARB( _PBuffer, <a class="code" href="driver__opengl__extension__def_8h.html#a141">WGL_PBUFFER_HEIGHT_ARB</a>, (<font class="keywordtype">int</font>*)&amp;<a class="code" href="driver__opengl__extension__def_8h.html#a390">height</a> );
01746                 }
01747         }
01748         <font class="keywordflow">else</font>
01749         {
01750                 <font class="keywordflow">if</font> (_hWnd)
01751                 {
01752                         <a class="code" href="driver__opengl__extension__def_8h.html#a389">width</a> = (uint32)(_WindowWidth);
01753                         <a class="code" href="driver__opengl__extension__def_8h.html#a390">height</a> = (uint32)(_WindowHeight);
01754                 }
01755         }
01756 <font class="preprocessor">#elif defined (NL_OS_UNIX)</font>
01757 <font class="preprocessor"></font>        XWindowAttributes xwa;
01758         XGetWindowAttributes (dpy, win, &amp;xwa);
01759         <a class="code" href="driver__opengl__extension__def_8h.html#a389">width</a> = (uint32) xwa.width;
01760         <a class="code" href="driver__opengl__extension__def_8h.html#a390">height</a> = (uint32) xwa.height;
01761 <font class="preprocessor">#endif // NL_OS_UNIX</font>
01762 <font class="preprocessor"></font>}
01763 
01764 <font class="comment">// --------------------------------------------------</font>
01765 
<a name="l01766"></a><a class="code" href="classNL3D_1_1CDriverGL.html#a65">01766</a> <font class="keywordtype">bool</font> CDriverGL::isActive()
01767 {
01768 <font class="preprocessor">#ifdef NL_OS_WINDOWS</font>
01769 <font class="preprocessor"></font>        <font class="keywordflow">return</font> (IsWindow(_hWnd) != 0);
01770 <font class="preprocessor">#elif defined (NL_OS_UNIX)</font>
01771 <font class="preprocessor"></font>        <font class="keywordflow">return</font> <font class="keyword">true</font>;
01772 <font class="preprocessor">#endif // NL_OS_UNIX</font>
01773 <font class="preprocessor"></font>}
01774 
<a name="l01775"></a><a class="code" href="classNL3D_1_1CDriverGL.html#a66">01775</a> uint8 CDriverGL::getBitPerPixel ()
01776 {
01777         <font class="keywordflow">return</font> <a class="code" href="classNL3D_1_1CDriverGL.html#o3">_Depth</a>;
01778 }
01779 
<a name="l01780"></a><a class="code" href="classNL3D_1_1CDriverGL.html#a64">01780</a> <font class="keyword">const</font> <font class="keywordtype">char</font> *CDriverGL::getVideocardInformation ()
01781 {
01782         <font class="keyword">static</font> <font class="keywordtype">char</font> name[1024];
01783 
01784         <font class="keywordflow">if</font> (!<a class="code" href="classNL3D_1_1CDriverGL.html#o2">_Initialized</a>) <font class="keywordflow">return</font> <font class="stringliteral">"OpenGL isn't initialized"</font>;
01785 
01786         <font class="keyword">const</font> <font class="keywordtype">char</font> *vendor = (<font class="keyword">const</font> <font class="keywordtype">char</font> *) glGetString (GL_VENDOR);
01787         <font class="keyword">const</font> <font class="keywordtype">char</font> *renderer = (<font class="keyword">const</font> <font class="keywordtype">char</font> *) glGetString (GL_RENDERER);
01788         <font class="keyword">const</font> <font class="keywordtype">char</font> *version = (<font class="keyword">const</font> <font class="keywordtype">char</font> *) glGetString (GL_VERSION);
01789 
01790         <a class="code" href="namespaceNLMISC.html#a211">smprintf</a>(name, 1024, <font class="stringliteral">"%s / %s / %s"</font>, vendor, renderer, version);
01791         <font class="keywordflow">return</font> name;
01792 }
01793 
01794 
<a name="l01795"></a><a class="code" href="classNL3D_1_1CDriverGL.html#a69">01795</a> <font class="keywordtype">void</font> CDriverGL::setCapture (<font class="keywordtype">bool</font> b)
01796 {
01797 <font class="preprocessor">#ifdef NL_OS_WINDOWS</font>
01798 <font class="preprocessor"></font>
01799         <font class="keywordflow">if</font> (b)
01800         {
01801                 RECT client;
01802                 GetClientRect (_hWnd, &amp;client);
01803                 POINT pt1,pt2;
01804                 pt1.x = client.left;
01805                 pt1.y = client.top;
01806                 ClientToScreen (_hWnd, &amp;pt1);
01807                 pt2.x = client.right;
01808                 pt2.y = client.bottom;
01809                 ClientToScreen (_hWnd, &amp;pt2);
01810                 client.bottom = pt2.y;
01811                 client.top = pt1.y;
01812                 client.left = pt1.x;
01813                 client.right = pt2.x;
01814                 ClipCursor (&amp;client);
01815         }
01816         <font class="keywordflow">else</font>
01817                 ClipCursor (NULL);
01818 
01819         <font class="comment">/*</font>
01820 <font class="comment">        if (b)</font>
01821 <font class="comment">                SetCapture (_hWnd);</font>
01822 <font class="comment">        else</font>
01823 <font class="comment">                ReleaseCapture ();</font>
01824 <font class="comment">        */</font>
01825 
01826 <font class="preprocessor">#elif defined (NL_OS_UNIX)</font>
01827 <font class="preprocessor"></font>
01828 <font class="preprocessor">#endif // NL_OS_UNIX</font>
01829 <font class="preprocessor"></font>}
01830 
01831 
<a name="l01832"></a><a class="code" href="classNL3D_1_1CDriverGL.html#c13">01832</a> <font class="keywordtype">bool</font>                    CDriverGL::clipRect(<a class="code" href="classNLMISC_1_1CRect.html">NLMISC::CRect</a> &amp;rect)
01833 {
01834         <font class="comment">// Clip the wanted rectangle with window.</font>
01835         uint32 <a class="code" href="driver__opengl__extension__def_8h.html#a389">width</a>, <a class="code" href="driver__opengl__extension__def_8h.html#a390">height</a>;
01836         <a class="code" href="classNL3D_1_1CDriverGL.html#a73">getWindowSize</a>(<a class="code" href="driver__opengl__extension__def_8h.html#a389">width</a>, <a class="code" href="driver__opengl__extension__def_8h.html#a390">height</a>);
01837 
01838         sint32  xr=rect.<a class="code" href="classNLMISC_1_1CRect.html#a7">right</a>() ,yr=rect.<a class="code" href="classNLMISC_1_1CRect.html#a9">bottom</a>();
01839         
01840         <a class="code" href="namespaceNLMISC.html#a215">clamp</a>((sint32&amp;)rect.<a class="code" href="classNLMISC_1_1CRect.html#m0">X</a>, (sint32)0, (sint32)<a class="code" href="driver__opengl__extension__def_8h.html#a389">width</a>);
01841         <a class="code" href="namespaceNLMISC.html#a215">clamp</a>((sint32&amp;)rect.<a class="code" href="classNLMISC_1_1CRect.html#m1">Y</a>, (sint32)0, (sint32)<a class="code" href="driver__opengl__extension__def_8h.html#a390">height</a>);
01842         <a class="code" href="namespaceNLMISC.html#a215">clamp</a>((sint32&amp;)xr, (sint32)rect.<a class="code" href="classNLMISC_1_1CRect.html#m0">X</a>, (sint32)<a class="code" href="driver__opengl__extension__def_8h.html#a389">width</a>);
01843         <a class="code" href="namespaceNLMISC.html#a215">clamp</a>((sint32&amp;)yr, (sint32)rect.<a class="code" href="classNLMISC_1_1CRect.html#m1">Y</a>, (sint32)<a class="code" href="driver__opengl__extension__def_8h.html#a390">height</a>);
01844         rect.<a class="code" href="classNLMISC_1_1CRect.html#m2">Width</a>= xr-rect.<a class="code" href="classNLMISC_1_1CRect.html#m0">X</a>;
01845         rect.<a class="code" href="classNLMISC_1_1CRect.html#m3">Height</a>= yr-rect.<a class="code" href="classNLMISC_1_1CRect.html#m1">Y</a>;
01846 
01847         <font class="keywordflow">return</font> rect.<a class="code" href="classNLMISC_1_1CRect.html#m2">Width</a>&gt;0 &amp;&amp; rect.<a class="code" href="classNLMISC_1_1CRect.html#m3">Height</a>&gt;0;
01848 }
01849 
01850 
01851 
<a name="l01852"></a><a class="code" href="classNL3D_1_1CDriverGL.html#a76">01852</a> <font class="keywordtype">void</font>                    CDriverGL::getBufferPart (CBitmap &amp;bitmap, <a class="code" href="classNLMISC_1_1CRect.html">NLMISC::CRect</a> &amp;rect)
01853 {
01854         bitmap.reset();
01855 
01856         <font class="keywordflow">if</font>(<a class="code" href="classNL3D_1_1CDriverGL.html#c13">clipRect</a>(rect))
01857         {
01858                 bitmap.resize(rect.<a class="code" href="classNLMISC_1_1CRect.html#m2">Width</a>, rect.<a class="code" href="classNLMISC_1_1CRect.html#m3">Height</a>, CBitmap::RGBA);
01859                 vector&lt;uint8&gt; &amp;d = bitmap.getPixels ();
01860                 glReadPixels (rect.<a class="code" href="classNLMISC_1_1CRect.html#m0">X</a>, rect.<a class="code" href="classNLMISC_1_1CRect.html#m1">Y</a>, rect.<a class="code" href="classNLMISC_1_1CRect.html#m2">Width</a>, rect.<a class="code" href="classNLMISC_1_1CRect.html#m3">Height</a>, GL_RGBA, GL_UNSIGNED_BYTE, &amp;(d[0]));
01861         }
01862 }
01863 
01864 
<a name="l01865"></a><a class="code" href="classNL3D_1_1CDriverGL.html#a77">01865</a> <font class="keywordtype">void</font>                    CDriverGL::getZBufferPart (std::vector&lt;float&gt;  &amp;zbuffer, <a class="code" href="classNLMISC_1_1CRect.html">NLMISC::CRect</a> &amp;rect)
01866 {
01867         zbuffer.clear();
01868 
01869         <font class="keywordflow">if</font>(<a class="code" href="classNL3D_1_1CDriverGL.html#c13">clipRect</a>(rect))
01870         {
01871                 zbuffer.resize(rect.<a class="code" href="classNLMISC_1_1CRect.html#m2">Width</a>*rect.<a class="code" href="classNLMISC_1_1CRect.html#m3">Height</a>);
01872                 glPixelTransferf(GL_DEPTH_SCALE, 1.0f) ;
01873                 glPixelTransferf(GL_DEPTH_BIAS, 0.f) ;
01874                 glReadPixels (rect.<a class="code" href="classNLMISC_1_1CRect.html#m0">X</a>, rect.<a class="code" href="classNLMISC_1_1CRect.html#m1">Y</a>, rect.<a class="code" href="classNLMISC_1_1CRect.html#m2">Width</a>, rect.<a class="code" href="classNLMISC_1_1CRect.html#m3">Height</a>, GL_DEPTH_COMPONENT , GL_FLOAT, &amp;(zbuffer[0]));
01875         }
01876 }
01877 
01878 
<a name="l01879"></a><a class="code" href="classNL3D_1_1CDriverGL.html#a75">01879</a> <font class="keywordtype">void</font>                    CDriverGL::getZBuffer (std::vector&lt;float&gt;  &amp;zbuffer)
01880 {
01881         CRect   rect(0,0);
01882         <a class="code" href="classNL3D_1_1CDriverGL.html#a73">getWindowSize</a>(rect.Width, rect.Height);
01883         <a class="code" href="classNL3D_1_1CDriverGL.html#a77">getZBufferPart</a>(zbuffer, rect);
01884 }
01885 
<a name="l01886"></a><a class="code" href="classNL3D_1_1CDriverGL.html#a74">01886</a> <font class="keywordtype">void</font> CDriverGL::getBuffer (CBitmap &amp;bitmap)
01887 {
01888         CRect   rect(0,0);
01889         <a class="code" href="classNL3D_1_1CDriverGL.html#a73">getWindowSize</a>(rect.Width, rect.Height);
01890         <a class="code" href="classNL3D_1_1CDriverGL.html#a76">getBufferPart</a>(bitmap, rect);
01891 }
01892 
<a name="l01893"></a><a class="code" href="classNL3D_1_1CDriverGL.html#a79">01893</a> <font class="keywordtype">bool</font> CDriverGL::fillBuffer (CBitmap &amp;bitmap)
01894 {
01895         CRect   rect(0,0);
01896         <a class="code" href="classNL3D_1_1CDriverGL.html#a73">getWindowSize</a>(rect.Width, rect.Height);
01897         <font class="keywordflow">if</font>( rect.Width!=bitmap.getWidth() || rect.Height!=bitmap.getHeight() || bitmap.getPixelFormat()!=CBitmap::RGBA )
01898                 <font class="keywordflow">return</font> <font class="keyword">false</font>;
01899 
01900         glPixelStorei(GL_UNPACK_ALIGNMENT,1);
01901         glDrawPixels (rect.Width, rect.Height, GL_RGBA, GL_UNSIGNED_BYTE, &amp;(bitmap.getPixels()[0]) );
01902 
01903         <font class="keywordflow">return</font> <font class="keyword">true</font>;
01904 }
01905 
01906 
<a name="l01907"></a><a class="code" href="classNL3D_1_1CDriverGL.html#a78">01907</a> <font class="keywordtype">void</font> CDriverGL::copyFrameBufferToTexture(ITexture *tex,
01908                                                                                  uint32 <a class="code" href="driver__opengl__extension__def_8h.html#a387">level</a>,
01909                                                                                  uint32 offsetx,
01910                                                                                  uint32 offsety,
01911                                                                                  uint32 <a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a>,
01912                                                                                  uint32 <a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a>,
01913                                                                                  uint32 <a class="code" href="driver__opengl__extension__def_8h.html#a389">width</a>,
01914                                                                                  uint32 <a class="code" href="driver__opengl__extension__def_8h.html#a390">height</a>                                                                                                          
01915                                                                                 )
01916 {
01917         <a class="code" href="debug_8h.html#a6">nlassert</a>(!tex-&gt;isTextureCube());
01918         <font class="keywordtype">bool</font> compressed = <font class="keyword">false</font>;
01919         <a class="code" href="classNL3D_1_1CDriverGL.html#c12">getGlTextureFormat</a>(*tex, compressed);
01920         <a class="code" href="debug_8h.html#a6">nlassert</a>(!compressed);  
01921         <font class="comment">// first, mark the texture as valid, and make sure there is a corresponding texture in the device memory        </font>
01922         <a class="code" href="classNL3D_1_1CDriverGL.html#a18">setupTexture</a>(*tex);     
01923         <a class="code" href="classNL3D_1_1CDriverGL.html#l0">CTextureDrvInfosGL</a>*     gltext = (<a class="code" href="classNL3D_1_1CDriverGL.html#l0">CTextureDrvInfosGL</a>*)(<a class="code" href="classNL3D_1_1IDriver.html#l2">ITextureDrvInfos</a>*)(tex-&gt;TextureDrvShare-&gt;DrvTexture);
01924         <a class="code" href="classNL3D_1_1CDriverGL.html#z405_11">_DriverGLStates</a>.activeTextureARB(0);
01925         <font class="comment">// setup texture mode, after activeTextureARB()</font>
01926         <a class="code" href="classNL3D_1_1CDriverGL.html#z405_11">_DriverGLStates</a>.setTextureMode(CDriverGLStates::Texture2D);
01927         glBindTexture(GL_TEXTURE_2D, gltext-&gt;ID);       
01928         glCopyTexSubImage2D(GL_TEXTURE_2D, <a class="code" href="driver__opengl__extension__def_8h.html#a387">level</a>, offsetx, offsety, <a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a>, <a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a>, <a class="code" href="driver__opengl__extension__def_8h.html#a389">width</a>, <a class="code" href="driver__opengl__extension__def_8h.html#a390">height</a>);       
01929         <font class="comment">// disable texturing.</font>
01930         <a class="code" href="classNL3D_1_1CDriverGL.html#z405_11">_DriverGLStates</a>.setTextureMode(CDriverGLStates::TextureDisabled);
01931         <a class="code" href="classNL3D_1_1CDriverGL.html#z405_4">_CurrentTexture</a>[0] = NULL;
01932         <a class="code" href="classNL3D_1_1CDriverGL.html#z405_5">_CurrentTextureInfoGL</a>[0] = NULL;
01933 }
01934 
01935 
<a name="l01936"></a><a class="code" href="classNL3D_1_1CDriverGL.html#a80">01936</a> <font class="keywordtype">void</font> CDriverGL::setPolygonMode (TPolygonMode mode)
01937 {
01938         IDriver::setPolygonMode (mode);
01939 
01940         <font class="comment">// Set the polygon mode</font>
01941         <font class="keywordflow">switch</font> (_PolygonMode)
01942         {
01943         <font class="keywordflow">case</font> <a class="code" href="classNL3D_1_1IDriver.html#s44s25">Filled</a>:
01944                 glPolygonMode (GL_FRONT_AND_BACK, GL_FILL);
01945                 <font class="keywordflow">break</font>;
01946         <font class="keywordflow">case</font> <a class="code" href="classNL3D_1_1IDriver.html#s44s26">Line</a>:
01947                 glPolygonMode (GL_FRONT_AND_BACK, GL_LINE);
01948                 <font class="keywordflow">break</font>;
01949         <font class="keywordflow">case</font> <a class="code" href="classNL3D_1_1IDriver.html#s44s27">Point</a>:
01950                 glPolygonMode (GL_FRONT_AND_BACK, GL_POINT);
01951                 <font class="keywordflow">break</font>;
01952         }
01953 }
01954 
01955 
<a name="l01956"></a><a class="code" href="classNL3D_1_1CDriverGL.html#z399_0">01956</a> <font class="keywordtype">bool</font>                    CDriverGL::fogEnabled()
01957 {
01958         <font class="keywordflow">return</font> <a class="code" href="classNL3D_1_1CDriverGL.html#o16">_FogEnabled</a>;
01959 }
01960 
<a name="l01961"></a><a class="code" href="classNL3D_1_1CDriverGL.html#z399_1">01961</a> <font class="keywordtype">void</font>                    CDriverGL::enableFog(<font class="keywordtype">bool</font> enable)
01962 {
01963         <a class="code" href="classNL3D_1_1CDriverGL.html#o16">_FogEnabled</a>= enable;
01964         <font class="keywordflow">if</font>(enable)
01965                 glEnable(GL_FOG);
01966         <font class="keywordflow">else</font>
01967                 glDisable(GL_FOG);
01968 }
01969 
<a name="l01970"></a><a class="code" href="classNL3D_1_1CDriverGL.html#z399_2">01970</a> <font class="keywordtype">void</font>                    CDriverGL::setupFog(<font class="keywordtype">float</font> start, <font class="keywordtype">float</font> end, CRGBA color)
01971 {
01972         glFogf(GL_FOG_MODE, GL_LINEAR);
01973         glFogf(GL_FOG_START, start);
01974         glFogf(GL_FOG_END, end);
01975 
01976         <a class="code" href="classNL3D_1_1CDriverGL.html#o17">_CurrentFogColor</a>[0]= color.R/255.0f;
01977         <a class="code" href="classNL3D_1_1CDriverGL.html#o17">_CurrentFogColor</a>[1]= color.G/255.0f;
01978         <a class="code" href="classNL3D_1_1CDriverGL.html#o17">_CurrentFogColor</a>[2]= color.B/255.0f;
01979         <a class="code" href="classNL3D_1_1CDriverGL.html#o17">_CurrentFogColor</a>[3]= color.A/255.0f;
01980 
01981         glFogfv(GL_FOG_COLOR, <a class="code" href="classNL3D_1_1CDriverGL.html#o17">_CurrentFogColor</a>);
01982 
01985         <font class="keywordflow">if</font> (<a class="code" href="classNL3D_1_1CDriverGL.html#z403_0">_Extensions</a>.EXTVertexShader &amp;&amp; !<a class="code" href="classNL3D_1_1CDriverGL.html#z403_0">_Extensions</a>.NVVertexProgram)
01986         {
01987                 <font class="comment">// register 96 is used to store fog informations</font>
01988                 <font class="keywordflow">if</font> (start != end)
01989                 {               
01990                         <a class="code" href="classNL3D_1_1CDriverGL.html#z413_3">setConstant</a>(96, 1.f / (start - end), - end / (start - end), 0, 0);
01991                 }
01992                 <font class="keywordflow">else</font>
01993                 {
01994                         <a class="code" href="classNL3D_1_1CDriverGL.html#z413_3">setConstant</a>(96, 0.f, 0, 0, 0);
01995                 }
01996         }
01997 }
01998 
01999 
02000 
02001 <font class="comment">// ***************************************************************************</font>
<a name="l02002"></a><a class="code" href="classNL3D_1_1CDriverGL.html#a52">02002</a> <font class="keywordtype">void</font>                    CDriverGL::profileRenderedPrimitives(CPrimitiveProfile &amp;pIn, CPrimitiveProfile &amp;pOut)
02003 {
02004         pIn= <a class="code" href="classNL3D_1_1CDriverGL.html#z412_1">_PrimitiveProfileIn</a>;
02005         pOut= <a class="code" href="classNL3D_1_1CDriverGL.html#z412_2">_PrimitiveProfileOut</a>;
02006 }
02007 
02008 
02009 <font class="comment">// ***************************************************************************</font>
<a name="l02010"></a><a class="code" href="classNL3D_1_1CDriverGL.html#a53">02010</a> uint32                  CDriverGL::profileAllocatedTextureMemory()
02011 {
02012         <font class="keywordflow">return</font> <a class="code" href="classNL3D_1_1CDriverGL.html#z412_3">_AllocatedTextureMemory</a>;
02013 }
02014 
02015 
02016 <font class="comment">// ***************************************************************************</font>
<a name="l02017"></a><a class="code" href="classNL3D_1_1CDriverGL.html#a54">02017</a> uint32                  CDriverGL::profileSetupedMaterials()<font class="keyword"> const</font>
02018 <font class="keyword"></font>{
02019         <font class="keywordflow">return</font> <a class="code" href="classNL3D_1_1CDriverGL.html#z412_4">_NbSetupMaterialCall</a>;
02020 }
02021 
02022 
02023 <font class="comment">// ***************************************************************************</font>
<a name="l02024"></a><a class="code" href="classNL3D_1_1CDriverGL.html#a55">02024</a> uint32                  CDriverGL::profileSetupedModelMatrix()<font class="keyword"> const</font>
02025 <font class="keyword"></font>{
02026         <font class="keywordflow">return</font> <a class="code" href="classNL3D_1_1CDriverGL.html#z412_5">_NbSetupModelMatrixCall</a>;
02027 }
02028 
02029 
02030 <font class="comment">// ***************************************************************************</font>
<a name="l02031"></a><a class="code" href="classNL3D_1_1CDriverGL.html#a56">02031</a> <font class="keywordtype">void</font>                    CDriverGL::enableUsedTextureMemorySum (<font class="keywordtype">bool</font> enable)
02032 {
02033         <font class="keywordflow">if</font> (enable)
02034                 <a class="code" href="debug_8h.html#a1">nlinfo</a> (<font class="stringliteral">"PERFORMANCE INFO: enableUsedTextureMemorySum has been set to true in CDriverGL\n"</font>);
02035         <a class="code" href="classNL3D_1_1CDriverGL.html#z412_6">_SumTextureMemoryUsed</a>=enable;
02036 }
02037 
02038 
02039 <font class="comment">// ***************************************************************************</font>
<a name="l02040"></a><a class="code" href="classNL3D_1_1CDriverGL.html#a57">02040</a> uint32                  CDriverGL::getUsedTextureMemory()<font class="keyword"> const</font>
02041 <font class="keyword"></font>{
02042         <font class="comment">// Sum memory used</font>
02043         uint32 memory=0;
02044 
02045         <font class="comment">// For each texture used</font>
02046         set&lt;CTextureDrvInfosGL*&gt;::iterator ite=<a class="code" href="classNL3D_1_1CDriverGL.html#z412_7">_TextureUsed</a>.begin();
02047         <font class="keywordflow">while</font> (ite!=<a class="code" href="classNL3D_1_1CDriverGL.html#z412_7">_TextureUsed</a>.end())
02048         {
02049                 <font class="comment">// Get the gl texture</font>
02050                 <a class="code" href="classNL3D_1_1CDriverGL.html#l0">CTextureDrvInfosGL</a>*     gltext;
02051                 gltext= (*ite);
02052 
02053                 <font class="comment">// Sum the memory used by this texture</font>
02054                 memory+=gltext-&gt;TextureMemory;
02055 
02056                 <font class="comment">// Next texture</font>
02057                 ite++;
02058         }
02059 
02060         <font class="comment">// Return the count</font>
02061         <font class="keywordflow">return</font> memory;
02062 }
02063 
02064 
02065 <font class="comment">// ***************************************************************************</font>
<a name="l02066"></a><a class="code" href="classNL3D_1_1CDriverGL.html#z400_0">02066</a> <font class="keywordtype">bool</font> CDriverGL::supportTextureShaders()<font class="keyword"> const</font>
02067 <font class="keyword"></font>{
02068         <font class="comment">// fully supported by NV_TEXTURE_SHADER </font>
02069         <font class="keywordflow">return</font> <a class="code" href="classNL3D_1_1CDriverGL.html#z403_0">_Extensions</a>.NVTextureShader;
02070 }
02071 
02072 <font class="comment">// ***************************************************************************</font>
<a name="l02073"></a><a class="code" href="classNL3D_1_1CDriverGL.html#z400_1">02073</a> <font class="keywordtype">bool</font> CDriverGL::isTextureAddrModeSupported(CMaterial::TTexAddressingMode mode)<font class="keyword"> const</font>
02074 <font class="keyword"></font>{
02075         <font class="keywordflow">if</font> (<a class="code" href="classNL3D_1_1CDriverGL.html#z403_0">_Extensions</a>.NVTextureShader)
02076         {
02077                 <font class="comment">// all the given addessing mode are supported with this extension</font>
02078                 <font class="keywordflow">return</font> <font class="keyword">true</font>;
02079         }
02080         <font class="keywordflow">else</font>
02081         {                       
02082                 <font class="keywordflow">return</font> <font class="keyword">false</font>;
02083         }
02084 }
02085 
02086 <font class="comment">// ***************************************************************************</font>
<a name="l02087"></a><a class="code" href="classNL3D_1_1CDriverGL.html#z400_2">02087</a> <font class="keywordtype">void</font> CDriverGL::setMatrix2DForTextureOffsetAddrMode(<font class="keyword">const</font> uint stage, <font class="keyword">const</font> <font class="keywordtype">float</font> mat[4])
02088 {
02089         <font class="keywordflow">if</font> (!<a class="code" href="classNL3D_1_1CDriverGL.html#z400_0">supportTextureShaders</a>()) <font class="keywordflow">return</font>;
02090         <font class="comment">//nlassert(supportTextureShaders());</font>
02091         <a class="code" href="debug_8h.html#a6">nlassert</a>(stage &lt; (uint) <a class="code" href="classNL3D_1_1CDriverGL.html#c28">inlGetNumTextStages</a>() )
02092         <a class="code" href="classNL3D_1_1CDriverGL.html#z405_11">_DriverGLStates</a>.activeTextureARB(stage);
02093         glTexEnvfv(<a class="code" href="driver__opengl__extension__def_8h.html#a155">GL_TEXTURE_SHADER_NV</a>, <a class="code" href="driver__opengl__extension__def_8h.html#a158">GL_OFFSET_TEXTURE_MATRIX_NV</a>, mat);
02094 }
02095 
02096 
02097 <font class="comment">// ***************************************************************************</font>
<a name="l02098"></a><a class="code" href="classNL3D_1_1CDriverGL.html#c9">02098</a> <font class="keywordtype">void</font>      CDriverGL::enableNVTextureShader(<font class="keywordtype">bool</font> enabled)
02099 {               
02100         <font class="keywordflow">if</font> (enabled != <a class="code" href="classNL3D_1_1CDriverGL.html#z405_9">_NVTextureShaderEnabled</a>)
02101         {
02102 
02103                 <font class="keywordflow">if</font> (enabled)
02104                 {                                                       
02105                         glEnable(<a class="code" href="driver__opengl__extension__def_8h.html#a155">GL_TEXTURE_SHADER_NV</a>);                 
02106                 }
02107                 <font class="keywordflow">else</font>
02108                 {                                               
02109                         glDisable(<a class="code" href="driver__opengl__extension__def_8h.html#a155">GL_TEXTURE_SHADER_NV</a>);                
02110                 }
02111                 <a class="code" href="classNL3D_1_1CDriverGL.html#z405_9">_NVTextureShaderEnabled</a> = enabled;
02112         }       
02113 }
02114 
02115 <font class="comment">// ***************************************************************************</font>
<a name="l02116"></a><a class="code" href="classNL3D_1_1CDriverGL.html#z404_0">02116</a> <font class="keywordtype">void</font> CDriverGL::checkForPerPixelLightingSupport()
02117 {
02118         <font class="comment">// we need at least 3 texture stages and cube map support + EnvCombine4 or 3 support    </font>
02119         <font class="comment">// TODO : support for EnvCombine3</font>
02120         <font class="comment">// TODO : support for less than 3 stages</font>
02121 
02122         <a class="code" href="classNL3D_1_1CDriverGL.html#z404_2">_SupportPerPixelShaderNoSpec</a> = (<a class="code" href="classNL3D_1_1CDriverGL.html#z403_0">_Extensions</a>.NVTextureEnvCombine4 <font class="comment">/* || _Extensions.ATIXTextureEnvCombine3*/</font>)
02123                                                                    &amp;&amp; <a class="code" href="classNL3D_1_1CDriverGL.html#z403_0">_Extensions</a>.ARBTextureCubeMap
02124                                                                    &amp;&amp; <a class="code" href="classNL3D_1_1CDriverGL.html#z403_0">_Extensions</a>.NbTextureStages &gt;= 3
02125                                                                    &amp;&amp; (<a class="code" href="classNL3D_1_1CDriverGL.html#z403_0">_Extensions</a>.NVVertexProgram <font class="comment">/* || _Extensions.EXTVertexShader*/</font>);
02126         
02127         <a class="code" href="classNL3D_1_1CDriverGL.html#z404_1">_SupportPerPixelShader</a> = (<a class="code" href="classNL3D_1_1CDriverGL.html#z403_0">_Extensions</a>.NVTextureEnvCombine4 <font class="comment">/*|| _Extensions.ATIXTextureEnvCombine3*/</font>) 
02128                                                          &amp;&amp; <a class="code" href="classNL3D_1_1CDriverGL.html#z403_0">_Extensions</a>.ARBTextureCubeMap
02129                                                          &amp;&amp; <a class="code" href="classNL3D_1_1CDriverGL.html#z403_0">_Extensions</a>.NbTextureStages &gt;= 2
02130                                                          &amp;&amp; (<a class="code" href="classNL3D_1_1CDriverGL.html#z403_0">_Extensions</a>.NVVertexProgram <font class="comment">/*|| _Extensions.EXTVertexShader*/</font>);   
02131 }
02132 
02133 <font class="comment">// ***************************************************************************</font>
<a name="l02134"></a><a class="code" href="classNL3D_1_1CDriverGL.html#a86">02134</a> <font class="keywordtype">bool</font> CDriverGL::supportPerPixelLighting(<font class="keywordtype">bool</font> specular)<font class="keyword"> const</font>
02135 <font class="keyword"></font>{
02136         <font class="keywordflow">return</font> specular ? <a class="code" href="classNL3D_1_1CDriverGL.html#z404_1">_SupportPerPixelShader</a> : <a class="code" href="classNL3D_1_1CDriverGL.html#z404_2">_SupportPerPixelShaderNoSpec</a>;        
02137 }
02138 
02139 <font class="comment">// ***************************************************************************</font>
<a name="l02140"></a><a class="code" href="classNL3D_1_1CDriverGL.html#a84">02140</a> <font class="keywordtype">void</font>    CDriverGL::setPerPixelLightingLight(CRGBA diffuse, CRGBA specular, <font class="keywordtype">float</font> shininess)
02141 {
02142         <a class="code" href="classNL3D_1_1CDriverGL.html#z404_3">_PPLExponent</a> = shininess;
02143         <a class="code" href="classNL3D_1_1CDriverGL.html#z404_4">_PPLightDiffuseColor</a> = diffuse;
02144         <a class="code" href="classNL3D_1_1CDriverGL.html#z404_5">_PPLightSpecularColor</a> = specular;
02145 }
02146 
02147 <font class="comment">// ***************************************************************************</font>
<a name="l02148"></a><a class="code" href="classNL3D_1_1CDriverGL.html#a70">02148</a> <a class="code" href="structNLMISC_1_1IMouseDevice.html">NLMISC::IMouseDevice</a>    *CDriverGL::enableLowLevelMouse(<font class="keywordtype">bool</font> enable)
02149 {
02150 <font class="preprocessor">        #ifdef NL_OS_WINDOWS</font>
02151 <font class="preprocessor"></font>                <font class="keywordflow">if</font> (_EventEmitter.getNumEmitters() &lt; 2) <font class="keywordflow">return</font> NULL;
02152                 NLMISC::CDIEventEmitter *diee = NLMISC::safe_cast&lt;CDIEventEmitter *&gt;(_EventEmitter.getEmitter(1));              
02153                 <font class="keywordflow">if</font> (enable)
02154                 {
02155                         <font class="keywordflow">try</font>
02156                         {
02157                                 <a class="code" href="structNLMISC_1_1IMouseDevice.html">NLMISC::IMouseDevice</a> *md = diee-&gt;getMouseDevice();                              
02158                                 <font class="keywordflow">return</font> md;
02159                         }
02160                         <font class="keywordflow">catch</font> (EDirectInput &amp;)
02161                         {
02162                                 <font class="keywordflow">return</font> NULL;
02163                         }
02164                 }
02165                 <font class="keywordflow">else</font>
02166                 {
02167                         diee-&gt;releaseMouse();                   
02168                         <font class="keywordflow">return</font> NULL;
02169                 }
02170 <font class="preprocessor">        #else</font>
02171 <font class="preprocessor"></font>                <font class="keywordflow">return</font> NULL;
02172 <font class="preprocessor">        #endif</font>
02173 <font class="preprocessor"></font>}
02174                 
02175 <font class="comment">// ***************************************************************************</font>
<a name="l02176"></a><a class="code" href="classNL3D_1_1CDriverGL.html#a71">02176</a> <a class="code" href="structNLMISC_1_1IKeyboardDevice.html">NLMISC::IKeyboardDevice</a>         *CDriverGL::enableLowLevelKeyboard(<font class="keywordtype">bool</font> enable)
02177 {
02178 <font class="preprocessor">        #ifdef NL_OS_WINDOWS</font>
02179 <font class="preprocessor"></font>                <font class="keywordflow">if</font> (_EventEmitter.getNumEmitters() &lt; 2) <font class="keywordflow">return</font> NULL;
02180                 NLMISC::CDIEventEmitter *diee = NLMISC::safe_cast&lt;NLMISC::CDIEventEmitter *&gt;(_EventEmitter.getEmitter(1));
02181                 <font class="keywordflow">if</font> (enable)
02182                 {
02183                         <font class="keywordflow">try</font>
02184                         {
02185                                 <a class="code" href="structNLMISC_1_1IKeyboardDevice.html">NLMISC::IKeyboardDevice</a> *md = diee-&gt;getKeyboardDevice();
02186                                 <font class="keywordflow">return</font> md;
02187                         }
02188                         <font class="keywordflow">catch</font> (EDirectInput &amp;)
02189                         {
02190                                 <font class="keywordflow">return</font> NULL;
02191                         }
02192                 }
02193                 <font class="keywordflow">else</font>
02194                 {
02195                         diee-&gt;releaseKeyboard();
02196                         <font class="keywordflow">return</font> NULL;
02197                 }
02198 <font class="preprocessor">        #else</font>
02199 <font class="preprocessor"></font>                <font class="keywordflow">return</font> NULL;
02200 <font class="preprocessor">        #endif</font>
02201 <font class="preprocessor"></font>}
02202 
02203 <font class="comment">// ***************************************************************************</font>
<a name="l02204"></a><a class="code" href="classNL3D_1_1CDriverGL.html#a72">02204</a> <a class="code" href="structNLMISC_1_1IInputDeviceManager.html">NLMISC::IInputDeviceManager</a>             *CDriverGL::getLowLevelInputDeviceManager()
02205 {
02206 <font class="preprocessor">        #ifdef NL_OS_WINDOWS</font>
02207 <font class="preprocessor"></font>                <font class="keywordflow">if</font> (_EventEmitter.getNumEmitters() &lt; 2) <font class="keywordflow">return</font> NULL;
02208                 NLMISC::CDIEventEmitter *diee = NLMISC::safe_cast&lt;NLMISC::CDIEventEmitter *&gt;(_EventEmitter.getEmitter(1));
02209                 <font class="keywordflow">return</font> diee;
02210 <font class="preprocessor">        #else</font>
02211 <font class="preprocessor"></font>                <font class="keywordflow">return</font> NULL;
02212 <font class="preprocessor">        #endif</font>
02213 <font class="preprocessor"></font>}
02214 
02215 <font class="comment">// ***************************************************************************</font>
<a name="l02216"></a><a class="code" href="classNL3D_1_1CDriverGL.html#z402_0">02216</a> <font class="keywordtype">bool</font>                    CDriverGL::supportBlendConstantColor()<font class="keyword"> const</font>
02217 <font class="keyword"></font>{
02218         <font class="keywordflow">return</font> <a class="code" href="classNL3D_1_1CDriverGL.html#z403_0">_Extensions</a>.EXTBlendColor;
02219 }
02220 <font class="comment">// ***************************************************************************</font>
<a name="l02221"></a><a class="code" href="classNL3D_1_1CDriverGL.html#z402_1">02221</a> <font class="keywordtype">void</font>                    CDriverGL::setBlendConstantColor(<a class="code" href="classNLMISC_1_1CRGBA.html">NLMISC::CRGBA</a> col)
02222 {
02223         <font class="comment">// bkup</font>
02224         <a class="code" href="classNL3D_1_1CDriverGL.html#o31">_CurrentBlendConstantColor</a>= col;
02225 
02226         <font class="comment">// update GL</font>
02227         <font class="keywordflow">if</font>(!<a class="code" href="classNL3D_1_1CDriverGL.html#z403_0">_Extensions</a>.EXTBlendColor)
02228                 <font class="keywordflow">return</font>;
02229         <font class="keyword">static</font> <font class="keyword">const</font>    <font class="keywordtype">float</font>   OO255= 1.0f/255;
02230         <a class="code" href="driver__opengl__extension_8h.html#a171">nglBlendColorEXT</a>(col.<a class="code" href="classNLMISC_1_1CRGBA.html#m0">R</a>*OO255, col.<a class="code" href="classNLMISC_1_1CRGBA.html#m1">G</a>*OO255, col.<a class="code" href="classNLMISC_1_1CRGBA.html#m2">B</a>*OO255, col.<a class="code" href="classNLMISC_1_1CRGBA.html#m3">A</a>*OO255);
02231 }
02232 <font class="comment">// ***************************************************************************</font>
<a name="l02233"></a><a class="code" href="classNL3D_1_1CDriverGL.html#z402_2">02233</a> <a class="code" href="classNLMISC_1_1CRGBA.html">NLMISC::CRGBA</a>   CDriverGL::getBlendConstantColor()<font class="keyword"> const</font>
02234 <font class="keyword"></font>{
02235         <font class="keywordflow">return</font>  <a class="code" href="classNL3D_1_1CDriverGL.html#o31">_CurrentBlendConstantColor</a>;
02236 }
02237 
02238 <font class="comment">// ***************************************************************************</font>
<a name="l02239"></a><a class="code" href="classNL3D_1_1CDriverGL.html#a12">02239</a> sint                    CDriverGL::getNbTextureStages()<font class="keyword"> const</font>
02240 <font class="keyword"></font>{
02241         <font class="keywordflow">return</font> <a class="code" href="classNL3D_1_1CDriverGL.html#c28">inlGetNumTextStages</a>();
02242 }
02243 
02244 
02245 <font class="comment">// ***************************************************************************</font>
<a name="l02246"></a><a class="code" href="classNL3D_1_1CDriverGL.html#c0">02246</a> <font class="keywordtype">void</font> CDriverGL::refreshProjMatrixFromGL()
02247 {
02248         <font class="keywordflow">if</font> (!<a class="code" href="classNL3D_1_1CDriverGL.html#o7">_ProjMatDirty</a>) <font class="keywordflow">return</font>;     
02249         <font class="keywordtype">float</font> mat[16];
02250         glGetFloatv(GL_PROJECTION_MATRIX, mat);
02251         <a class="code" href="classNL3D_1_1CDriverGL.html#o8">_GLProjMat</a>.<a class="code" href="classNLMISC_1_1CMatrix.html#z290_10">set</a>(mat);    
02252         <a class="code" href="classNL3D_1_1CDriverGL.html#o7">_ProjMatDirty</a> = <font class="keyword">false</font>;
02253 }
02254 
02255 
02256 <font class="comment">// ***************************************************************************</font>
<a name="l02257"></a><a class="code" href="classNL3D_1_1CDriverGL.html#z402_3">02257</a> <font class="keywordtype">bool</font>                    CDriverGL::setMonitorColorProperties (<font class="keyword">const</font> CMonitorColorProperties &amp;properties)
02258 {
02259 <font class="preprocessor">#ifdef NL_OS_WINDOWS</font>
02260 <font class="preprocessor"></font>        
02261         <font class="comment">// Get a DC</font>
02262         HDC dc = CreateDC (<font class="stringliteral">"DISPLAY"</font>, NULL, NULL, NULL);
02263         <font class="keywordflow">if</font> (dc)
02264         {
02265                 <font class="comment">// The ramp</font>
02266                 WORD ramp[256*3];
02267 
02268                 <font class="comment">// For each composant</font>
02269                 uint c;
02270                 <font class="keywordflow">for</font>( c=0; c&lt;3; c++ )
02271                 {
02272                         uint i;
02273                         <font class="keywordflow">for</font>( i=0; i&lt;256; i++ )
02274                         {
02275                                 <font class="comment">// Floating value</font>
02276                                 <font class="keywordtype">float</font> <a class="code" href="driver__opengl__extension__def_8h.html#a415">value</a> = (float)i / 256;
02277 
02278                                 <font class="comment">// Contrast</font>
02279                                 <a class="code" href="driver__opengl__extension__def_8h.html#a415">value</a> = (float) max (0.0f, (<a class="code" href="driver__opengl__extension__def_8h.html#a415">value</a>-0.5f) * (<font class="keywordtype">float</font>) pow (3.f, properties.Contrast[c]) + 0.5f );
02280 
02281                                 <font class="comment">// Gamma</font>
02282                                 <a class="code" href="driver__opengl__extension__def_8h.html#a415">value</a> = (float) pow (<a class="code" href="driver__opengl__extension__def_8h.html#a415">value</a>, (properties.Gamma[c]&gt;0) ? 1 - 3 * properties.Gamma[c] / 4 : 1 - properties.Gamma[c] );
02283 
02284                                 <font class="comment">// Luminosity</font>
02285                                 <a class="code" href="driver__opengl__extension__def_8h.html#a415">value</a> = <a class="code" href="driver__opengl__extension__def_8h.html#a415">value</a> + properties.Luminosity[c] / 2.f;
02286                                 ramp[i+(c&lt;&lt;8)] = <a class="code" href="bit__set_8cpp.html#a0">min</a> (65535, max (0, (<font class="keywordtype">int</font>)(<a class="code" href="driver__opengl__extension__def_8h.html#a415">value</a> * 65535)));
02287                         }
02288                 }
02289 
02290                 <font class="comment">// Set the ramp</font>
02291                 <font class="keywordtype">bool</font> result = SetDeviceGammaRamp (dc, ramp) != FALSE;
02292                 
02293                 <font class="comment">// Release the DC</font>
02294                 ReleaseDC (NULL, dc);
02295 
02296                 <font class="comment">// Returns result</font>
02297                 <font class="keywordflow">return</font> result;
02298         }
02299         <font class="keywordflow">else</font>
02300         {
02301                 <a class="code" href="debug_8h.html#a2">nlwarning</a> (<font class="stringliteral">"(CDriverGL::setMonitorColorProperties): can't create DC"</font>);
02302                 <font class="keywordflow">return</font> <font class="keyword">false</font>;
02303         }
02304 
02305 <font class="preprocessor">#else</font>
02306 <font class="preprocessor"></font>
02307         <a class="code" href="debug_8h.html#a2">nlwarning</a> (<font class="stringliteral">"CDriverGL::setMonitorColorProperties not implemented"</font>);
02308         <font class="keywordflow">return</font> <font class="keyword">false</font>;
02309 
02310 <font class="preprocessor">#endif</font>
02311 <font class="preprocessor"></font>}
02312 
02313 <font class="comment">// ***************************************************************************</font>
<a name="l02314"></a><a class="code" href="classNL3D_1_1CDriverGL.html#z401_0">02314</a> <font class="keywordtype">bool</font> CDriverGL::supportEMBM()<font class="keyword"> const</font>
02315 <font class="keyword"></font>{
02316         <font class="comment">// For now, supported via ATI extension</font>
02317         <font class="keywordflow">return</font> <a class="code" href="classNL3D_1_1CDriverGL.html#z403_0">_Extensions</a>.ATIEnvMapBumpMap;
02318 }
02319 
02320 <font class="comment">// ***************************************************************************</font>
<a name="l02321"></a><a class="code" href="classNL3D_1_1CDriverGL.html#z401_1">02321</a> <font class="keywordtype">bool</font> CDriverGL::isEMBMSupportedAtStage(uint stage)<font class="keyword"> const</font>
02322 <font class="keyword"></font>{
02323         <a class="code" href="debug_8h.html#a6">nlassert</a>(<a class="code" href="classNL3D_1_1CDriverGL.html#z401_0">supportEMBM</a>());
02324         <a class="code" href="debug_8h.html#a6">nlassert</a>(stage &lt; <a class="code" href="namespaceNL3D.html#a94">IDRV_MAT_MAXTEXTURES</a>)
02325         <font class="keywordflow">return</font> <a class="code" href="classNL3D_1_1CDriverGL.html#z405_10">_StageSupportEMBM</a>[stage];
02326 
02327 }
02328 
02329 <font class="comment">// ***************************************************************************</font>
<a name="l02330"></a><a class="code" href="classNL3D_1_1CDriverGL.html#z401_2">02330</a> <font class="keywordtype">void</font> CDriverGL::setEMBMMatrix(<font class="keyword">const</font> uint stage,<font class="keyword">const</font> <font class="keywordtype">float</font> mat[4])
02331 {
02332         <a class="code" href="debug_8h.html#a6">nlassert</a>(<a class="code" href="classNL3D_1_1CDriverGL.html#z401_0">supportEMBM</a>());
02333         <a class="code" href="debug_8h.html#a6">nlassert</a>(stage &lt; <a class="code" href="namespaceNL3D.html#a94">IDRV_MAT_MAXTEXTURES</a>);
02334         <font class="comment">// </font>
02335         <font class="keywordflow">if</font> (<a class="code" href="classNL3D_1_1CDriverGL.html#z403_0">_Extensions</a>.ATIEnvMapBumpMap)
02336         {
02337                 <a class="code" href="classNL3D_1_1CDriverGL.html#z405_11">_DriverGLStates</a>.activeTextureARB(stage);
02338                 <a class="code" href="driver__opengl__extension_8h.html#a151">nglTexBumpParameterfvATI</a>(<a class="code" href="driver__opengl__extension__def_8h.html#a346">GL_BUMP_ROT_MATRIX_ATI</a>, const_cast&lt;float *&gt;(mat));
02339         }
02340 }
02341 
02342 <font class="comment">// ***************************************************************************</font>
<a name="l02343"></a><a class="code" href="classNL3D_1_1CDriverGL.html#c29">02343</a> <font class="keywordtype">void</font> CDriverGL::initEMBM()
02344 {
02345         <font class="keywordflow">if</font> (<a class="code" href="classNL3D_1_1CDriverGL.html#z401_0">supportEMBM</a>())
02346         {       
02347                 std::fill(<a class="code" href="classNL3D_1_1CDriverGL.html#z405_10">_StageSupportEMBM</a>, <a class="code" href="classNL3D_1_1CDriverGL.html#z405_10">_StageSupportEMBM</a> + <a class="code" href="namespaceNL3D.html#a94">IDRV_MAT_MAXTEXTURES</a>, <font class="keyword">false</font>);
02348                 <font class="keywordflow">if</font> (<a class="code" href="classNL3D_1_1CDriverGL.html#z403_0">_Extensions</a>.ATIEnvMapBumpMap)
02349                 {               
02350                         <font class="comment">// Test which stage support EMBM</font>
02351                         GLint numEMBMUnits;
02352                         <a class="code" href="driver__opengl__extension_8h.html#a152">nglGetTexBumpParameterivATI</a>(<a class="code" href="driver__opengl__extension__def_8h.html#a348">GL_BUMP_NUM_TEX_UNITS_ATI</a>, &amp;numEMBMUnits);
02353                         std::vector&lt;GLint&gt; EMBMUnits(numEMBMUnits);
02354                         <font class="comment">// get array of units that supports EMBM</font>
02355                         <a class="code" href="driver__opengl__extension_8h.html#a152">nglGetTexBumpParameterivATI</a>(<a class="code" href="driver__opengl__extension__def_8h.html#a349">GL_BUMP_TEX_UNITS_ATI</a>, &amp;EMBMUnits[0]);
02356                         uint k;
02357                         <font class="keywordflow">for</font>(k = 0; k &lt; (EMBMUnits.size() - 1); ++k)
02358                         {
02359                                 uint stage = EMBMUnits[k] - GL_TEXTURE0_ARB;
02360                                 <font class="keywordflow">if</font> (stage &lt; (<a class="code" href="namespaceNL3D.html#a94">IDRV_MAT_MAXTEXTURES</a> - 1))
02361                                 {
02362                                         <a class="code" href="classNL3D_1_1CDriverGL.html#z405_10">_StageSupportEMBM</a>[k] = <font class="keyword">true</font>;
02363                                 }               
02364                         } 
02365                         <font class="comment">// setup each stage to apply the bump map to the next stage</font>
02366                         <font class="keywordflow">for</font>(k = 0; k &lt; <a class="code" href="namespaceNL3D.html#a94">IDRV_MAT_MAXTEXTURES</a> - 1; ++k)
02367                         {
02368                                 <font class="keywordflow">if</font> (<a class="code" href="classNL3D_1_1CDriverGL.html#z405_10">_StageSupportEMBM</a>[k])
02369                                 {       
02370                                         <font class="comment">// setup each stage so that it apply EMBM on the next stage</font>
02371                                         <a class="code" href="classNL3D_1_1CDriverGL.html#z405_11">_DriverGLStates</a>.activeTextureARB(k);
02372                                         glTexEnvi(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_COMBINE_EXT);   
02373                                         glTexEnvi(GL_TEXTURE_ENV, <a class="code" href="driver__opengl__extension__def_8h.html#a353">GL_BUMP_TARGET_ATI</a>, GL_TEXTURE0_ARB + k + 1);                         
02374                                 }
02375                         }
02376                         <a class="code" href="classNL3D_1_1CDriverGL.html#z405_11">_DriverGLStates</a>.activeTextureARB(0);
02377                 }
02378         }
02379 }
02380 
02381 } <font class="comment">// NL3D</font>
</pre></div>

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