Removed checks for ARB fragment shader, as it's part of OpenGL as of 3.0+, also fragment shaders cannot be disabled as of the same version.

--HG--
branch : gsoc2013-dfighter

code/nel/src/3d/driver/OpenGL3/driver_opengl.cpp

@@ -567,13 +567,6 @@ bool CDriverGL3::activeFrameBufferObject(ITexture * tex)
 	return false;
 }
 
-// ***************************************************************************
-void CDriverGL3::disableHardwareTextureShader()
-{
-	H_AUTO_OGL(CDriverGL3_disableHardwareTextureShader)
-	_Extensions.DisableHardwareTextureShader= true;
-}
-
 // --------------------------------------------------
 bool CDriverGL3::isTextureExist(const ITexture&tex)
 {
@@ -1198,9 +1191,9 @@ bool CDriverGL3::isWaterShaderSupported() const
 {
 	H_AUTO_OGL(CDriverGL3_isWaterShaderSupported);
 
-	if(_Extensions.ARBFragmentProgram && ARBWaterShader[0] != 0) return true;
+	if(ARBWaterShader[0] != 0) return true;
 
-	if ( !_Extensions.ATIFragmentShader && !_Extensions.ARBFragmentProgram) return false;
+	if ( !_Extensions.ATIFragmentShader ) return false;
 	return true;
 }
 
@@ -1593,7 +1586,6 @@ void CDriverGL3::initFragmentShaders()
 	///////////////////
 
 	// the ARB_fragment_program is prioritary over other extensions when present
-	if (_Extensions.ARBFragmentProgram)
 	{
 		nlinfo("WATER: Try ARB_fragment_program");
 		ARBWaterShader[0] = loadARBFragmentProgramStringNative(WaterCodeNoDiffuseForARBFragmentProgram, _ForceNativeFragmentPrograms);

code/nel/src/3d/driver/OpenGL3/driver_opengl.h

@@ -295,7 +295,7 @@ public:
 
 	virtual void			disableHardwareVertexProgram(){}
 	virtual void			disableHardwareVertexArrayAGP(){}
-	virtual void			disableHardwareTextureShader();
+	virtual void			disableHardwareTextureShader(){};
 
 	virtual bool			setDisplay(nlWindow wnd, const GfxMode& mode, bool show, bool resizeable) throw(EBadDisplay);
 	virtual bool			setMode(const GfxMode& mode);

code/nel/src/3d/driver/OpenGL3/driver_opengl_extension.cpp

@@ -936,20 +936,9 @@ void	registerGlExtensions(CGlExtensions &ext)
 
 	setupARBVertexProgram(glext);
 
-	// Check texture shaders
-	// Disable feature ???
-	if(!ext.DisableHardwareTextureShader)
-	{
 	ext.ATIEnvMapBumpMap = setupATIEnvMapBumpMap(glext);
 	ext.ATIFragmentShader = setupATIFragmentShader(glext);
-		ext.ARBFragmentProgram = setupARBFragmentProgram(glext);
-	}
-	else
-	{
-		ext.ATIEnvMapBumpMap = false;
-		ext.ATIFragmentShader = false;
-		ext.ARBFragmentProgram = false;
-	}
+	setupARBFragmentProgram(glext);
 
 	// Check EXTSecondaryColor
 	ext.EXTSecondaryColor= setupEXTSecondaryColor(glext);

code/nel/src/3d/driver/OpenGL3/driver_opengl_extension.h

@@ -79,17 +79,9 @@ struct	CGlExtensions
 
 	// ARB Extensions
 	bool	ARBTextureCompression;
-	bool	ARBFragmentProgram;
 	bool	ARBTextureNonPowerOfTwo;
 	bool	ARBMultisample;
 
-public:
-
-	/// \name Disable Hardware feature. False by default. setuped by IDriver
-	// @{
-	bool				DisableHardwareTextureShader;
-	// @}
-
 public:
 	CGlExtensions()
 	{
@@ -114,7 +106,6 @@ public:
 		EXTBlendColor= false;
 		ATIEnvMapBumpMap = false;
 		ATIFragmentShader = false;
-		ARBFragmentProgram = false;
 		NVTextureRectangle = false;
 		EXTTextureRectangle = false;
 		EXTTextureFilterAnisotropic = false;
@@ -128,9 +119,6 @@ public:
 		FrameBufferMultisample = false;
 		PackedDepthStencil = false;
 		NVStateVARWithoutFlush = 0;
-
-		/// \name Disable Hardware feature. False by default. setuped by IDriver
-		DisableHardwareTextureShader= false;
 	}
 
 	std::string toString()
@@ -158,7 +146,7 @@ public:
 
 		result += "\n  Programs:  ";
 		result += ATIFragmentShader ? "ATIFragmentShader " : "";
-		result += ARBFragmentProgram ? "ARBFragmentProgram " : "";
+		result += "ARBFragmentProgram ";
 		result += "ARBVertexProgram";
 
 		result += "\n  Misc:      ";