Removed fixed embm stuff.

--HG--
branch : gsoc2013-dfighter

code/nel/src/3d/driver/opengl3/driver_opengl.cpp

@@ -279,8 +279,6 @@ CDriverGL3::CDriverGL3()
 	_LightMapLastStageEnv.Env.SrcArg0Alpha= CMaterial::Texture;
 	_LightMapLastStageEnv.Env.OpArg0Alpha= CMaterial::SrcAlpha;
 
-	std::fill(_StageSupportEMBM, _StageSupportEMBM + IDRV_MAT_MAXTEXTURES, false);
-
 	ATIWaterShaderHandleNoDiffuseMap = 0;
 	ATIWaterShaderHandle = 0;
 	ATICloudShaderHandle = 0;
@@ -1273,8 +1271,7 @@ bool CDriverGL3::supportEMBM() const
 {
 	H_AUTO_OGL(CDriverGL3_supportEMBM);
 
-	// For now, supported via ATI extension
+	return true;
-	return _Extensions.ATIEnvMapBumpMap;
 }
 
 // ***************************************************************************
@@ -1282,9 +1279,8 @@ bool CDriverGL3::isEMBMSupportedAtStage(uint stage) const
 {
 	H_AUTO_OGL(CDriverGL3_isEMBMSupportedAtStage)
 
-	nlassert(supportEMBM());
 	nlassert(stage < IDRV_MAT_MAXTEXTURES);
-	return _StageSupportEMBM[stage];
+	return true;
 }
 
 // ***************************************************************************
@@ -1292,14 +1288,7 @@ void CDriverGL3::setEMBMMatrix(const uint stage,const float mat[4])
 {
 	H_AUTO_OGL(CDriverGL3_setEMBMMatrix)
 
-	nlassert(supportEMBM());
 	nlassert(stage < IDRV_MAT_MAXTEXTURES);
-	//
-	if (_Extensions.ATIEnvMapBumpMap)
-	{
-		_DriverGLStates.activeTextureARB(stage);
-		nglTexBumpParameterfvATI(GL_BUMP_ROT_MATRIX_ATI, const_cast<float *>(mat));
-	}
 }
 
 // ***************************************************************************
@@ -1307,55 +1296,6 @@ void CDriverGL3::initEMBM()
 {
 	H_AUTO_OGL(CDriverGL3_initEMBM);
 
-	if (supportEMBM())
-	{
-		std::fill(_StageSupportEMBM, _StageSupportEMBM + IDRV_MAT_MAXTEXTURES, false);
-		if (_Extensions.ATIEnvMapBumpMap)
-		{
-			// Test which stage support EMBM
-			GLint numEMBMUnits;
-
-			nglGetTexBumpParameterivATI(GL_BUMP_NUM_TEX_UNITS_ATI, &numEMBMUnits);
-
-			std::vector<GLint> EMBMUnits(numEMBMUnits);
-
-			// get array of units that supports EMBM
-			nglGetTexBumpParameterivATI(GL_BUMP_TEX_UNITS_ATI, &EMBMUnits[0]);
-
-			numEMBMUnits = std::min(numEMBMUnits, (GLint) _Extensions.NbTextureStages);
-
-			EMBMUnits.resize(numEMBMUnits);
-
-			uint k;
-			for(k = 0; k < EMBMUnits.size(); ++k)
-			{
-				uint stage = EMBMUnits[k] - GL_TEXTURE0_ARB;
-				if (stage < (IDRV_MAT_MAXTEXTURES - 1))
-				{
-					_StageSupportEMBM[stage] = true;
-				}
-			}
-			// setup each stage to apply the bump map to the next stage (or previous if there's an unit at the last stage)
-			for(k = 0; k < (uint) _Extensions.NbTextureStages; ++k)
-			{
-				if (_StageSupportEMBM[k])
-				{
-					// setup each stage so that it apply EMBM on the next stage
-					_DriverGLStates.activeTextureARB(k);
-					glTexEnvi(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_COMBINE_EXT);
-					if (k != (uint) (_Extensions.NbTextureStages - 1))
-					{
-						glTexEnvi(GL_TEXTURE_ENV, GL_BUMP_TARGET_ATI, GL_TEXTURE0_ARB + k + 1);
-					}
-					else
-					{
-						glTexEnvi(GL_TEXTURE_ENV, GL_BUMP_TARGET_ATI, GL_TEXTURE0_ARB);
-					}
-				}
-			}
-			_DriverGLStates.activeTextureARB(0);
-		}
-	}
 }
 
 // ***************************************************************************

code/nel/src/3d/driver/opengl3/driver_opengl.h

@@ -953,8 +953,6 @@ private:
 	CTexEnvSpecial			_CurrentTexEnvSpecial[IDRV_MAT_MAXTEXTURES];
 	// Texture addressing mode
 	GLenum					_CurrentTexAddrMode[IDRV_MAT_MAXTEXTURES];
-	// Which stages support EMBM
-	bool					_StageSupportEMBM[IDRV_MAT_MAXTEXTURES];
 	// Anisotropic filtering value
 	float					_AnisotropicFilter;
 

code/nel/src/3d/driver/opengl3/driver_opengl_extension.cpp

@@ -610,25 +610,6 @@ static bool	setupATIXTextureEnvRoute(const char * /* glext */)
 //	return true;
 }
 
-// *********************************
-static bool	setupATIEnvMapBumpMap(const char	*glext)
-{
-	H_AUTO_OGL(setupATIEnvMapBumpMap);
-	CHECK_EXT("GL_ATI_envmap_bumpmap");
-
-	GLint num = -1;
-
-	CHECK_ADDRESS(PFNGLTEXBUMPPARAMETERIVATIPROC, glTexBumpParameterivATI);
-	CHECK_ADDRESS(PFNGLTEXBUMPPARAMETERFVATIPROC, glTexBumpParameterfvATI);
-	CHECK_ADDRESS(PFNGLGETTEXBUMPPARAMETERIVATIPROC, glGetTexBumpParameterivATI);
-	CHECK_ADDRESS(PFNGLGETTEXBUMPPARAMETERFVATIPROC, glGetTexBumpParameterfvATI);
-
-	// Check for broken ATI drivers and disable EMBM if we caught one.
-	// Reminder: This code crashes with Catalyst 7.11 fglrx drivers!
-	nglGetTexBumpParameterivATI(GL_BUMP_NUM_TEX_UNITS_ATI, &num);
-
-	return num > 0;
-}
 
 // *********************************
 static bool	setupARBTextureCubeMap(const char	*glext)
@@ -1174,7 +1155,6 @@ void	registerGlExtensions(CGlExtensions &ext)
 
 	setupARBVertexProgram(glext);
 
-	ext.ATIEnvMapBumpMap = setupATIEnvMapBumpMap(glext);
 	ext.ATIFragmentShader = setupATIFragmentShader(glext);
 	setupARBFragmentProgram(glext);
 

code/nel/src/3d/driver/opengl3/driver_opengl_extension.h

@@ -73,7 +73,6 @@ struct	CGlExtensions
 
 	// ATI Extensions.
 	bool	ATITextureEnvCombine3;
-	bool	ATIEnvMapBumpMap;
 	bool	ATIFragmentShader;
 	bool	ATIXTextureEnvRoute;
 
@@ -104,7 +103,6 @@ public:
 		GLXSGISwapControl= false;
 		GLXMESASwapControl= false;
 		EXTBlendColor= false;
-		ATIEnvMapBumpMap = false;
 		ATIFragmentShader = false;
 		NVTextureRectangle = false;
 		EXTTextureRectangle = false;
@@ -135,7 +133,6 @@ public:
 		result += ATITextureEnvCombine3 ? "ATITextureEnvCombine3 " : "";
 		result += ATIXTextureEnvRoute ? "ATITextureEnvRoute " : "";
 		result += ARBTextureCubeMap ? "ARBTextureCubeMap " : "";
-		result += ATIEnvMapBumpMap ? "ATIEnvMapBumpMap " : "";
 		result += NVTextureRectangle ? "NVTextureRectangle " : "";
 		result += EXTTextureRectangle ? "EXTTextureRectangle " : "";
 		result += ARBTextureRectangle ? "ARBTextureRectangle " : "";

code/nel/src/3d/driver/opengl3/driver_opengl_texture.cpp

@@ -371,7 +371,7 @@ GLint	CDriverGL3::getGlTextureFormat(ITexture& tex, bool &compressed)
 		case ITexture::Alpha: return GL_ALPHA8;
 		case ITexture::AlphaLuminance: return GL_LUMINANCE8_ALPHA8;
 		case ITexture::DsDt:
-			if (_Extensions.ATIEnvMapBumpMap || _Extensions.ATIFragmentShader)
+			if ( _Extensions.ATIFragmentShader)
 			{
 				return GL_DU8DV8_ATI;
 			}