From 9f6b60a920d5f062b653277b925d9f05c8dd19a5 Mon Sep 17 00:00:00 2001
From: kaetemi <devnull@localhost>
Date: Wed, 19 Jun 2013 01:20:51 +0200
Subject: [PATCH] Add diff from old nevrax pixel program code to IDriver,
 CEffect related code not included

---
 code/nel/include/nel/3d/driver.h | 50 +++++++++++++++++++++++++++++++-
 1 file changed, 49 insertions(+), 1 deletion(-)

diff --git a/code/nel/include/nel/3d/driver.h b/code/nel/include/nel/3d/driver.h
index d090d77da..b3b8a250f 100644
--- a/code/nel/include/nel/3d/driver.h
+++ b/code/nel/include/nel/3d/driver.h
@@ -30,6 +30,7 @@
 #include "nel/3d/vertex_buffer.h"
 #include "nel/3d/index_buffer.h"
 #include "nel/3d/vertex_program.h"
+#include "nel/3d/pixel_program.h"
 #include "nel/3d/material.h"
 #include "nel/misc/mutex.h"
 #include "nel/3d/primitive_profile.h"
@@ -145,6 +146,7 @@ public:
 protected:
 
 	CSynchronized<TTexDrvInfoPtrMap> _SyncTexDrvInfos;
+	CSynchronized<TEffectDrvInfoPtrMap> _SyncEffectDrvInfos;
 
 	TTexDrvSharePtrList		_TexDrvShares;
 	TMatDrvInfoPtrList		_MatDrvInfos;
@@ -152,6 +154,7 @@ protected:
 	TIBDrvInfoPtrList		_IBDrvInfos;
 	TPolygonMode			_PolygonMode;
 	TVtxPrgDrvInfoPtrList	_VtxPrgDrvInfos;
+	TPixelPrgDrvInfoPtrList	_PixelPrgDrvInfos;
 	TShaderDrvInfoPtrList	_ShaderDrvInfos;
 
 	uint					_ResetCounter;
@@ -172,6 +175,7 @@ public:
 	 */
 	// @{
 	virtual void			disableHardwareVertexProgram()=0;
+	virtual void			disableHardwarePixelProgram()=0;
 	virtual void			disableHardwareVertexArrayAGP()=0;
 	virtual void			disableHardwareTextureShader()=0;
 	// @}
@@ -1009,6 +1013,11 @@ public:
 	  */
 	virtual bool			isVertexProgramEmulated () const =0;
 
+	/**
+	  * Does the driver supports pixel programs ?
+	  */
+	virtual bool			isPixelProgramSupported () const =0;
+
 
 
 	/**
@@ -1021,7 +1030,16 @@ public:
 	virtual bool			activeVertexProgram (CVertexProgram *program) =0;
 
 	/**
-	  * Setup constant values.
+	  * Activate / disactivate a pixel program
+	  *
+	  * \param program is a pointer on a pixel program. Can be NULL to disable the current pixel program.
+	  *
+	  * \return true if setup/unsetup successed, false else.
+ 	  */
+	virtual bool			activePixelProgram (CPixelProgram *program) =0;
+
+	/**
+	  * Setup vertex program constant values.
 	  */
 	virtual void			setConstant (uint index, float, float, float, float) =0;
 	virtual void			setConstant (uint index, double, double, double, double) =0;
@@ -1031,7 +1049,32 @@ public:
 	virtual void			setConstant (uint index, uint num, const float *src) =0;
 	/// setup several 4 double csts taken from the given tab
 	virtual void			setConstant (uint index, uint num, const double *src) =0;
+	
+	/**
+	  * Setup pixel program constant values.
+	  */
+	virtual void			setPixelProgramConstant (uint index, float, float, float, float) =0;
+	virtual void			setPixelProgramConstant (uint index, double, double, double, double) =0;
+	virtual void			setPixelProgramConstant (uint index, const NLMISC::CVector& value) =0;
+	virtual void			setPixelProgramConstant (uint index, const NLMISC::CVectorD& value) =0;
+	/// setup several 4 float csts taken from the given tab
+	virtual void			setPixelProgramConstant (uint index, uint num, const float *src) =0;
+	/// setup several 4 double csts taken from the given tab
+	virtual void			setPixelProgramConstant (uint index, uint num, const double *src) =0;
 
+	/**
+	  * Setup constants with a current matrix.
+	  *
+	  *	This call must be done after setFrustum(), setupViewMatrix() or setupModelMatrix() to get correct
+	  *	results.
+	  *
+	  * \param index is the base constant index where to store the matrix. This index must be a multiple of 4.
+	  * \param matrix is the matrix id to store in the constants
+	  * \param transform is the transformation to apply to the matrix before store it in the constants.
+	  *
+	  */
+	virtual void			setPixelProgramConstantMatrix (uint index, TMatrix matrix, TTransform transform) =0;
+	
 	/**
 	  * Setup constants with a current matrix.
 	  *
@@ -1251,6 +1294,9 @@ 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;
@@ -1258,6 +1304,7 @@ protected:
 	friend	class	ITextureDrvInfos;
 	friend	class	IMaterialDrvInfos;
 	friend	class	IVertexProgramDrvInfos;
+	friend	class	IPixelProgramDrvInfos;
 	friend	class	IShaderDrvInfos;
 
 	/// remove ptr from the lists in the driver.
@@ -1268,6 +1315,7 @@ protected:
 	void			removeMatDrvInfoPtr(ItMatDrvInfoPtrList shaderIt);
 	void			removeShaderDrvInfoPtr(ItShaderDrvInfoPtrList shaderIt);
 	void			removeVtxPrgDrvInfoPtr(ItVtxPrgDrvInfoPtrList vtxPrgDrvInfoIt);
+	void			removePixelPrgDrvInfoPtr(ItPixelPrgDrvInfoPtrList pixelPrgDrvInfoIt);
 
 private:
 	bool			_StaticMemoryToVRAM;