--- /dev/null
+/*
+Copyright (C) 2003 Rice1964
+
+This program is free software; you can redistribute it and/or
+modify it under the terms of the GNU General Public License
+as published by the Free Software Foundation; either version 2
+of the License, or (at your option) any later version.
+
+This program is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with this program; if not, write to the Free Software
+Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+*/
+
+#ifndef _OGL_COMBINER_NV_H_
+#define _OGL_COMBINER_NV_H_
+
+#include <vector>
+
+#include <SDL_opengl.h>
+
+#include "OGLExtCombiner.h"
+#include "OGLDecodedMux.h"
+
+typedef struct {
+ uint8 a;
+ uint8 b;
+ uint8 c;
+ uint8 d;
+} NVGeneralCombinerType;
+
+typedef struct {
+ uint8 a;
+ uint8 b;
+ uint8 c;
+ uint8 d;
+ uint8 e;
+ uint8 f;
+ uint8 g;
+} NVFinalCombinerType;
+
+typedef struct {
+ GLenum variable;
+ GLenum input;
+ GLenum mapping;
+ GLenum componentUsage;
+} NVCombinerInputType;
+
+typedef struct {
+ GLenum abOutput;
+ GLenum cdOutput;
+ GLenum sumOutput;
+ GLenum scale;
+ GLenum bias;
+ GLboolean abDotProduct;
+ GLboolean cdDotProduct;
+ GLboolean muxSum;
+} NVCombinerOutputType;
+
+
+typedef struct {
+ union {
+ struct {
+ NVGeneralCombinerType s1rgb;
+ NVGeneralCombinerType s1alpha;
+ NVGeneralCombinerType s2rgb;
+ NVGeneralCombinerType s2alpha;
+ NVFinalCombinerType finalrgb;
+ NVFinalCombinerType finalalpha;
+ };
+ struct {
+ NVGeneralCombinerType generalCombiners[4];
+ NVFinalCombinerType finalCombiners[2];
+ };
+ };
+ int stagesUsed;
+ uint8 constant0;
+ uint8 constant1;
+} NVRegisterCombinerParserType;
+
+typedef struct {
+ NVCombinerInputType stage1RGB[4];
+ NVCombinerInputType stage1Alpha[4];
+ NVCombinerOutputType stage1outputRGB;
+ NVCombinerOutputType stage1outputAlpha;
+
+ NVCombinerInputType stage2RGB[4];
+ NVCombinerInputType stage2Alpha[4];
+ NVCombinerOutputType stage2outputRGB;
+ NVCombinerOutputType stage2outputAlpha;
+
+ NVCombinerInputType finalStage[7];
+
+ int numOfStages;
+
+ uint32 dwMux0;
+ uint32 dwMux1;
+
+ uint8 constant0;
+ uint8 constant1;
+#ifdef DEBUGGER
+ NVRegisterCombinerParserType parseResult;
+#endif
+} NVRegisterCombinerSettingType;
+
+class COGLColorCombinerNvidia : public COGLColorCombiner4
+{
+public:
+ bool Initialize(void);
+ void InitCombinerBlenderForSimpleTextureDraw(uint32 tile=0);
+protected:
+ friend class OGLDeviceBuilder;
+
+ void InitCombinerCycle12(void);
+ void DisableCombiner(void);
+ void InitCombinerCycleCopy(void);
+ void InitCombinerCycleFill(void);
+
+
+ int FindCompiledMux(void);
+ void GenerateNVRegisterCombinerSetting(int);
+ void GenerateNVRegisterCombinerSettingConstants(int); // Compile the decodedMux into NV register combiner setting
+ void ApplyFogAtFinalStage();
+
+ void ParseDecodedMux(NVRegisterCombinerParserType &result); // Compile the decodedMux into NV register combiner setting
+ void ParseDecodedMuxForConstant(NVRegisterCombinerParserType &result); // Compile the decodedMux into NV register combiner setting
+ int SaveParserResult(const NVRegisterCombinerParserType &result);
+
+ int StagesNeedToUse(COGLDecodedMux &mux, N64StageNumberType stage);
+ int Parse1Mux(COGLDecodedMux &mux, N64StageNumberType stage, NVGeneralCombinerType &res); // Compile the decodedMux into NV register combiner setting
+ int Parse1Mux2Stages(COGLDecodedMux &mux, N64StageNumberType stage, NVGeneralCombinerType &res, NVGeneralCombinerType &res2);
+ int Parse1MuxForStage2AndFinalStage(COGLDecodedMux &mux, N64StageNumberType stage, NVGeneralCombinerType &res, NVFinalCombinerType &fres);
+ void Parse1MuxForFinalStage(COGLDecodedMux &mux, N64StageNumberType stage, NVFinalCombinerType &fres);
+ void ByPassFinalStage(NVFinalCombinerType &fres);
+ void ByPassGeneralStage(NVGeneralCombinerType &res);
+
+ GLenum ConstMap(uint8 c);
+
+ COGLColorCombinerNvidia(CRender *pRender);
+ ~COGLColorCombinerNvidia();
+
+ std::vector<NVRegisterCombinerSettingType> m_vCompiledSettings;
+
+ bool m_bNVSupported; // Is this NV OGL extension combiner supported by the video card driver?
+
+#ifdef DEBUGGER
+ void DisplaySimpleMuxString(void);
+ void DisplayNVCombinerString(NVRegisterCombinerSettingType &record);
+#endif
+
+};
+
+#endif
+