mirror of
https://github.com/blawar/GLideN64.git
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164 lines
3.5 KiB
C++
164 lines
3.5 KiB
C++
#ifndef COMBINER_H
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#define COMBINER_H
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#include <map>
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#include "GLideN64.h"
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#include "OpenGL.h"
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#include "gDP.h"
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#include "Types.h"
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/*
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* G_SETCOMBINE: color combine modes
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*/
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/* Color combiner constants: */
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#define G_CCMUX_COMBINED 0
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#define G_CCMUX_TEXEL0 1
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#define G_CCMUX_TEXEL1 2
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#define G_CCMUX_PRIMITIVE 3
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#define G_CCMUX_SHADE 4
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#define G_CCMUX_ENVIRONMENT 5
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#define G_CCMUX_CENTER 6
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#define G_CCMUX_SCALE 6
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#define G_CCMUX_COMBINED_ALPHA 7
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#define G_CCMUX_TEXEL0_ALPHA 8
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#define G_CCMUX_TEXEL1_ALPHA 9
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#define G_CCMUX_PRIMITIVE_ALPHA 10
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#define G_CCMUX_SHADE_ALPHA 11
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#define G_CCMUX_ENV_ALPHA 12
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#define G_CCMUX_LOD_FRACTION 13
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#define G_CCMUX_PRIM_LOD_FRAC 14
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#define G_CCMUX_NOISE 7
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#define G_CCMUX_K4 7
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#define G_CCMUX_K5 15
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#define G_CCMUX_1 6
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#define G_CCMUX_0 31
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/* Alpha combiner constants: */
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#define G_ACMUX_COMBINED 0
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#define G_ACMUX_TEXEL0 1
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#define G_ACMUX_TEXEL1 2
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#define G_ACMUX_PRIMITIVE 3
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#define G_ACMUX_SHADE 4
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#define G_ACMUX_ENVIRONMENT 5
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#define G_ACMUX_LOD_FRACTION 0
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#define G_ACMUX_PRIM_LOD_FRAC 6
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#define G_ACMUX_1 6
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#define G_ACMUX_0 7
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#define EncodeCombineMode( a0, b0, c0, d0, Aa0, Ab0, Ac0, Ad0, \
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a1, b1, c1, d1, Aa1, Ab1, Ac1, Ad1 ) \
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(u64)(((u64)(_SHIFTL( G_CCMUX_##a0, 20, 4 ) | _SHIFTL( G_CCMUX_##c0, 15, 5 ) | \
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_SHIFTL( G_ACMUX_##Aa0, 12, 3 ) | _SHIFTL( G_ACMUX_##Ac0, 9, 3 ) | \
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_SHIFTL( G_CCMUX_##a1, 5, 4 ) | _SHIFTL( G_CCMUX_##c1, 0, 5 )) << 32) | \
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(u64)(_SHIFTL( G_CCMUX_##b0, 28, 4 ) | _SHIFTL( G_CCMUX_##d0, 15, 3 ) | \
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_SHIFTL( G_ACMUX_##Ab0, 12, 3 ) | _SHIFTL( G_ACMUX_##Ad0, 9, 3 ) | \
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_SHIFTL( G_CCMUX_##b1, 24, 4 ) | _SHIFTL( G_ACMUX_##Aa1, 21, 3 ) | \
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_SHIFTL( G_ACMUX_##Ac1, 18, 3 ) | _SHIFTL( G_CCMUX_##d1, 6, 3 ) | \
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_SHIFTL( G_ACMUX_##Ab1, 3, 3 ) | _SHIFTL( G_ACMUX_##Ad1, 0, 3 )))
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// Internal combiner commands
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#define LOAD 0
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#define SUB 1
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#define MUL 2
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#define ADD 3
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#define INTER 4
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// Internal generalized combiner inputs
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#define COMBINED 0
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#define TEXEL0 1
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#define TEXEL1 2
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#define PRIMITIVE 3
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#define SHADE 4
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#define ENVIRONMENT 5
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#define CENTER 6
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#define SCALE 7
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#define COMBINED_ALPHA 8
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#define TEXEL0_ALPHA 9
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#define TEXEL1_ALPHA 10
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#define PRIMITIVE_ALPHA 11
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#define SHADE_ALPHA 12
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#define ENV_ALPHA 13
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#define LOD_FRACTION 14
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#define PRIM_LOD_FRAC 15
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#define NOISE 16
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#define K4 17
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#define K5 18
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#define ONE 19
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#define ZERO 20
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#define LIGHT 21
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struct CombinerOp
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{
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int op;
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int param1;
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int param2;
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int param3;
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};
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struct CombinerStage
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{
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int numOps;
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CombinerOp op[6];
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};
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struct Combiner
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{
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int numStages;
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CombinerStage stage[2];
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};
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struct CombineCycle
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{
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int sa, sb, m, a;
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};
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class ShaderCombiner;
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class UniformBlock;
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class CombinerInfo
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{
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public:
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void init();
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void destroy();
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void update();
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void setCombine(u64 _mux);
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ShaderCombiner * getCurrent() const {return m_pCurrent;}
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bool isChanged() const {return m_bChanged;}
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static CombinerInfo & get();
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void updatePrimColor();
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void updateEnvColor();
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void updateFogColor();
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void updateBlendColor();
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void updateKeyColor();
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void updateConvertColor();
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void updateTextureParameters();
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void updateLightParameters();
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private:
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CombinerInfo() : m_bChanged(false), m_pCurrent(NULL) {}
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CombinerInfo(const CombinerInfo &);
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ShaderCombiner * _compile(u64 mux) const;
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bool m_bChanged;
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ShaderCombiner * m_pCurrent;
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typedef std::map<u64, ShaderCombiner *> Combiners;
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Combiners m_combiners;
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UniformBlock * m_pUniformBlock;
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};
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inline
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ShaderCombiner * currentCombiner() {
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return CombinerInfo::get().getCurrent();
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}
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void Combiner_Init();
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void Combiner_Destroy();
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#endif
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