Added diff to opengl driver for old nevrax pixel program code, marked todos in comments

code/nel/include/nel/3d/driver.h

@@ -1293,9 +1293,6 @@ public:
 	virtual void			stencilOp(TStencilOp fail, TStencilOp zfail, TStencilOp zpass) = 0;
 	virtual void			stencilMask(uint mask) = 0;
 
-	// get the number of texture samplers available for pû•el programs
-	virtual uint getMaxTexturesForEffects() const = 0;
-
 protected:
 	friend	class	IVBDrvInfos;
 	friend	class	IIBDrvInfos;

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

@@ -482,6 +482,7 @@ bool CDriverGL::setupDisplay()
 	}
 
 	_VertexProgramEnabled= false;
+	_PixelProgramEnabled= false;
 	_LastSetupGLArrayVertexProgram= false;
 
 	// Init VertexArrayRange according to supported extenstion.
@@ -737,6 +738,12 @@ void CDriverGL::disableHardwareVertexProgram()
 	_Extensions.DisableHardwareVertexProgram= true;
 }
 
+void CDriverGL::disableHardwarePixelProgram()
+{
+	H_AUTO_OGL(CDriverGL_disableHardwarePixelProgram)
+	_Extensions.DisableHardwarePixelProgram= true;
+}
+
 // ***************************************************************************
 void CDriverGL::disableHardwareVertexArrayAGP()
 {
@@ -854,6 +861,7 @@ bool CDriverGL::swapBuffers()
 	// Reset texture shaders
 	//resetTextureShaders();
 	activeVertexProgram(NULL);
+	activePixelProgram(NULL);
 
 #ifndef USE_OPENGLES
 	/* Yoyo: must do this (GeForce bug ??) else weird results if end render with a VBHard.

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

@@ -306,6 +306,7 @@ public:
 	virtual bool			init (uint windowIcon = 0, emptyProc exitFunc = 0);
 
 	virtual void			disableHardwareVertexProgram();
+	virtual void			disableHardwarePixelProgram();
 	virtual void			disableHardwareVertexArrayAGP();
 	virtual void			disableHardwareTextureShader();
 
@@ -692,6 +693,7 @@ private:
 	virtual class IVertexBufferHardGL	*createVertexBufferHard(uint size, uint numVertices, CVertexBuffer::TPreferredMemory vbType, CVertexBuffer *vb);
 	friend class					CTextureDrvInfosGL;
 	friend class					CVertexProgamDrvInfosGL;
+	friend class					CPixelProgamDrvInfosGL;
 
 private:
 	// Version of the driver. Not the interface version!! Increment when implementation of the driver change.
@@ -1302,8 +1304,10 @@ private:
 	// @{
 
 	bool			isVertexProgramSupported () const;
+	bool			isPixelProgramSupported () const;
 	bool			isVertexProgramEmulated () const;
 	bool			activeVertexProgram (CVertexProgram *program);
+	bool			activePixelProgram (CPixelProgram *program);
 	void			setConstant (uint index, float, float, float, float);
 	void			setConstant (uint index, double, double, double, double);
 	void			setConstant (uint indexStart, const NLMISC::CVector& value);
@@ -1315,6 +1319,15 @@ private:
 	void			enableVertexProgramDoubleSidedColor(bool doubleSided);
 	bool		    supportVertexProgramDoubleSidedColor() const;
  
+	// Pixel program
+	virtual void			setPixelProgramConstant (uint index, float, float, float, float);
+	virtual void			setPixelProgramConstant (uint index, double, double, double, double);
+	virtual void			setPixelProgramConstant (uint index, const NLMISC::CVector& value);
+	virtual void			setPixelProgramConstant (uint index, const NLMISC::CVectorD& value);
+	virtual void			setPixelProgramConstant (uint index, uint num, const float *src);
+	virtual void			setPixelProgramConstant (uint index, uint num, const double *src);
+	virtual void			setPixelProgramConstantMatrix (uint index, IDriver::TMatrix matrix, IDriver::TTransform transform);
+
 	virtual	bool			supportMADOperator() const ;
 
 
@@ -1328,6 +1341,12 @@ private:
 	//@}
 
 
+	/// \name Pixel program implementation
+	// @{
+		bool activeARBPixelProgram (CPixelProgram *program);
+		// TODO_REMOVE_PARSER bool setupARBPixelProgram (const CPixelProgramParser::CPProgram &parsedProgram, GLuint id/*, bool &specularWritten*/);
+	//@}
+ 
 
 	/// \fallback for material shaders
 	// @{
@@ -1341,14 +1360,26 @@ private:
 		return _VertexProgramEnabled;
 	}
  
+	bool			isPixelProgramEnabled () const
+	{
+		// Don't use glIsEnabled, too slow.
+		return _PixelProgramEnabled;
+	}
+
 	// Track state of activeVertexProgram()
 	bool							_VertexProgramEnabled;
+	// Track state of activePixelProgram()
+	bool							_PixelProgramEnabled;
+
 	// Say if last setupGlArrays() was a VertexProgram setup.
 	bool							_LastSetupGLArrayVertexProgram;
 
 	// The last vertex program that was setupped
 	NLMISC::CRefPtr<CVertexProgram> _LastSetuppedVP;
 
+	// The last pixel program that was setupped
+	NLMISC::CRefPtr<CPixelProgram> _LastSetuppedPP;
+
 	bool							_ForceDXTCCompression;
 	/// Divisor for textureResize (power).
 	uint							_ForceTextureResizePower;
@@ -1518,6 +1549,17 @@ public:
 	CVertexProgamDrvInfosGL (CDriverGL *drv, ItVtxPrgDrvInfoPtrList it);
 };
 
+// ***************************************************************************
+class CPixelProgamDrvInfosGL : public IPixelProgramDrvInfos
+{
+public:
+	// The GL Id.
+	GLuint					ID;
+ 
+	// The gl id is auto created here.
+	CPixelProgamDrvInfosGL (CDriverGL *drv, ItPixelPrgDrvInfoPtrList it);
+};
+
 #ifdef NL_STATIC
 } // NLDRIVERGL/ES
 #endif

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

@@ -1561,6 +1561,17 @@ void	registerGlExtensions(CGlExtensions &ext)
 		ext.ARBVertexProgram = false;
 	}
 	
+	// Check pixel program
+	// Disable feature ???
+	if(!ext.DisableHardwarePixelProgram)
+	{		
+		ext.ARBFragmentProgram= setupARBFragmentProgram(glext);				
+	}
+	else
+	{
+		ext.ARBFragmentProgram = false;
+	}
+
 	ext.OESDrawTexture = setupOESDrawTexture(glext);
 	ext.OESMapBuffer = setupOESMapBuffer(glext);
 

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

@@ -111,6 +111,7 @@ public:
 	/// \name Disable Hardware feature. False by default. setuped by IDriver
 	// @{
 	bool				DisableHardwareVertexProgram;
+	bool				DisableHardwarePixelProgram;
 	bool				DisableHardwareVertexArrayAGP;
 	bool				DisableHardwareTextureShader;
 	// @}
@@ -174,6 +175,7 @@ public:
 
 		/// \name Disable Hardware feature. False by default. setuped by IDriver
 		DisableHardwareVertexProgram= false;
+		DisableHardwarePixelProgram= false;
 		DisableHardwareVertexArrayAGP= false;
 		DisableHardwareTextureShader= false;
 	}

code/nel/src/3d/driver/opengl/driver_opengl_pixel_program.cpp

@@ -28,10 +28,8 @@
 #include "stdopengl.h"
 
 #include "driver_opengl.h"
-#include "../../index_buffer.h"
+#include <nel/3d/index_buffer.h>
-#include "../../vertex_program.h"
+#include <nel/3d/vertex_program.h>
-//#include "../../vertex_program_parse.h"
-#include "../../program_parse_D3D.h"
 #include <algorithm>
 
 // tmp
@@ -92,6 +90,8 @@ bool CDriverGL::activeARBPixelProgram(CPixelProgram *program)
 		// Program setuped ?
 		if (program->_DrvInfo==NULL)
 		{
+			/* TODO_REMOVE_PARSER
+
 			// Insert into driver list. (so it is deleted when driver is deleted).
 			ItPixelPrgDrvInfoPtrList	it= _PixelPrgDrvInfos.insert(_PixelPrgDrvInfos.end());
 
@@ -127,6 +127,8 @@ bool CDriverGL::activeARBPixelProgram(CPixelProgram *program)
 				_PixelPrgDrvInfos.erase(it);
 				return false;
 			}
+
+			*/
 		}
 		else
 		{
@@ -150,7 +152,8 @@ bool CDriverGL::activeARBPixelProgram(CPixelProgram *program)
 	
 	return true;
 }
-
+// TODO_REMOVE_PARSER
+#if 0
 // ***************************************************************************
 bool CDriverGL::setupARBPixelProgram (const CPixelProgramParser::CPProgram &inParsedProgram, GLuint id/*, bool &specularWritten*/)
 {
@@ -206,6 +209,7 @@ bool CDriverGL::setupARBPixelProgram (const CPixelProgramParser::CPProgram &inPa
 	}
 	return true;	
 }
+#endif
 
 // ***************************************************************************
 
@@ -213,7 +217,8 @@ void CDriverGL::setPixelProgramConstant (uint index, float f0, float f1, float f
 {
 	H_AUTO_OGL(CDriverGL_setPixelProgramConstant)
 
-	if(_LastSetuppedVP && _LastSetuppedVP->isEffectProgram())
+	//if(_LastSetuppedVP && _LastSetuppedVP->isEffectProgram())
+	if (_LastSetuppedPP) // TODO_REMOVE_EFFECTS
 	{
 		if (_Extensions.ARBFragmentProgram)
 			nglProgramEnvParameter4fARB(GL_FRAGMENT_PROGRAM_ARB, index, f0, f1, f2, f3);
@@ -227,7 +232,8 @@ void CDriverGL::setPixelProgramConstant (uint index, double d0, double d1, doubl
 {
 	H_AUTO_OGL(CDriverGL_setPixelProgramConstant)
 
-	if(_LastSetuppedVP && _LastSetuppedVP->isEffectProgram())
+	// if(_LastSetuppedVP && _LastSetuppedVP->isEffectProgram())
+	if (_LastSetuppedPP) // TODO_REMOVE_EFFECTS
 	{
 		if (_Extensions.ARBFragmentProgram)
 			nglProgramEnvParameter4dARB(GL_FRAGMENT_PROGRAM_ARB, index, d0, d1, d2, d3);
@@ -241,7 +247,8 @@ void CDriverGL::setPixelProgramConstant (uint index, const NLMISC::CVector& valu
 {
 	H_AUTO_OGL(CDriverGL_setPixelProgramConstant)
 
-	if(_LastSetuppedVP && _LastSetuppedVP->isEffectProgram())
+	// if(_LastSetuppedVP && _LastSetuppedVP->isEffectProgram())
+	if (_LastSetuppedPP) // TODO_REMOVE_EFFECTS
 	{
 		if (_Extensions.ARBFragmentProgram)
 			nglProgramEnvParameter4fARB(GL_FRAGMENT_PROGRAM_ARB, index, value.x, value.y, value.z, 0);
@@ -255,7 +262,8 @@ void CDriverGL::setPixelProgramConstant (uint index, const NLMISC::CVectorD& val
 {
 	H_AUTO_OGL(CDriverGL_setPixelProgramConstant)
 
-	if(_LastSetuppedVP && _LastSetuppedVP->isEffectProgram())
+	// if(_LastSetuppedVP && _LastSetuppedVP->isEffectProgram())
+	if (_LastSetuppedPP) // TODO_REMOVE_EFFECTS
 	{
 		if (_Extensions.ARBFragmentProgram)
 			nglProgramEnvParameter4dARB(GL_FRAGMENT_PROGRAM_ARB, index, value.x, value.y, value.z, 0);
@@ -268,7 +276,8 @@ void	CDriverGL::setPixelProgramConstant (uint index, uint num, const float *src)
 {
 	H_AUTO_OGL(CDriverGL_setPixelProgramConstant)
 
-	if(_LastSetuppedVP && _LastSetuppedVP->isEffectProgram())
+	// if(_LastSetuppedVP && _LastSetuppedVP->isEffectProgram())
+	if (_LastSetuppedPP) // TODO_REMOVE_EFFECTS
 	{
 		if (_Extensions.ARBFragmentProgram)
 		{
@@ -285,7 +294,8 @@ void	CDriverGL::setPixelProgramConstant (uint index, uint num, const double *src
 {
 	H_AUTO_OGL(CDriverGL_setPixelProgramConstant)
 
-	if(_LastSetuppedVP && _LastSetuppedVP->isEffectProgram())
+	// if(_LastSetuppedVP && _LastSetuppedVP->isEffectProgram())
+	if (_LastSetuppedPP) // TODO_REMOVE_EFFECTS
 	{
 		if (_Extensions.ARBFragmentProgram)
 		{
@@ -303,7 +313,8 @@ void CDriverGL::setPixelProgramConstantMatrix (uint index, IDriver::TMatrix matr
 {
 	H_AUTO_OGL(CDriverGL_setPixelProgramConstantMatrix)
 
-	if(_LastSetuppedVP && _LastSetuppedVP->isEffectProgram())
+	// if(_LastSetuppedVP && _LastSetuppedVP->isEffectProgram())
+	if (_LastSetuppedPP) // TODO_REMOVE_EFFECTS
 	{
 		if (_Extensions.ARBFragmentProgram)
 		{
@@ -358,17 +369,8 @@ void CDriverGL::setPixelProgramConstantMatrix (uint index, IDriver::TMatrix matr
 	}
 }
 
-// ***************************************************************************
+// TODO_REMOVE_PARSER
-uint CDriverGL::getMaxTexturesForEffects() const
+#if 0
-{
-	H_AUTO_OGL(CDriverGL_getMaxTexturesForEffects)
-
-	uint texSamplerNb = 0;
-	if (_Extensions.ARBFragmentProgram) // ARB implementation
-		glGetIntegerv(GL_MAX_TEXTURE_IMAGE_UNITS_ARB, (int*)(&texSamplerNb));
-
-	return texSamplerNb;
-}
 
 // ***************************************************************************
 // ***************** CPixelProgramConversionARB *****************************
@@ -550,4 +552,6 @@ void CPixelProgramConversionARB::ARBPixelProgramDumpOperand(const CPPOperand &op
 	ARBProgramSuffix(op, destOperand, out);
 }
 
+#endif
+
 } // NL3D