9d51a9445d
- Separate gas reg writes according to stages - Related: Properly support C3D_GasAccMax - Add C3D_GasBeginAcc - Set correct gas depth function matching depth test in C3Di_EffectBind
107 lines
3.2 KiB
C
107 lines
3.2 KiB
C
#include "internal.h"
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static inline C3D_Effect* getEffect()
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{
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C3D_Context* ctx = C3Di_GetContext();
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ctx->flags |= C3DiF_Effect;
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return &ctx->effect;
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}
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void C3D_DepthMap(bool bIsZBuffer, float zScale, float zOffset)
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{
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C3D_Effect* e = getEffect();
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e->zBuffer = bIsZBuffer;
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e->zScale = f32tof24(zScale);
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e->zOffset = f32tof24(zOffset);
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}
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void C3D_CullFace(GPU_CULLMODE mode)
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{
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C3D_Effect* e = getEffect();
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e->cullMode = mode;
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}
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void C3D_StencilTest(bool enable, GPU_TESTFUNC function, int ref, int inputMask, int writeMask)
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{
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C3D_Effect* e = getEffect();
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e->stencilMode = (!!enable) | ((function & 7) << 4) | (writeMask << 8) | (ref << 16) | (inputMask << 24);
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}
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void C3D_StencilOp(GPU_STENCILOP sfail, GPU_STENCILOP dfail, GPU_STENCILOP pass)
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{
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C3D_Effect* e = getEffect();
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e->stencilOp = sfail | (dfail << 4) | (pass << 8);
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}
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void C3D_BlendingColor(u32 color)
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{
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C3D_Effect* e = getEffect();
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e->blendClr = color;
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}
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void C3D_EarlyDepthTest(bool enable, GPU_EARLYDEPTHFUNC function, u32 ref)
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{
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C3D_Effect* e = getEffect();
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e->earlyDepth = enable;
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e->earlyDepthFunc = function;
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e->earlyDepthRef = ref;
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}
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void C3D_DepthTest(bool enable, GPU_TESTFUNC function, GPU_WRITEMASK writemask)
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{
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C3D_Effect* e = getEffect();
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e->depthTest = (!!enable) | ((function & 7) << 4) | (writemask << 8);
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}
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void C3D_AlphaTest(bool enable, GPU_TESTFUNC function, int ref)
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{
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C3D_Effect* e = getEffect();
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e->alphaTest = (!!enable) | ((function & 7) << 4) | (ref << 8);
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}
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void C3D_AlphaBlend(GPU_BLENDEQUATION colorEq, GPU_BLENDEQUATION alphaEq, GPU_BLENDFACTOR srcClr, GPU_BLENDFACTOR dstClr, GPU_BLENDFACTOR srcAlpha, GPU_BLENDFACTOR dstAlpha)
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{
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C3D_Effect* e = getEffect();
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e->alphaBlend = colorEq | (alphaEq << 8) | (srcClr << 16) | (dstClr << 20) | (srcAlpha << 24) | (dstAlpha << 28);
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e->fragOpMode &= ~0xFF00;
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e->fragOpMode |= 0x0100;
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}
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void C3D_ColorLogicOp(GPU_LOGICOP op)
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{
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C3D_Effect* e = getEffect();
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e->fragOpMode &= ~0xFF00;
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e->clrLogicOp = op;
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}
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void C3D_FragOpMode(GPU_FRAGOPMODE mode)
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{
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C3D_Effect* e = getEffect();
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e->fragOpMode &= ~0xFF00FF;
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e->fragOpMode |= 0xE40000 | mode;
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}
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void C3D_FragOpShadow(float scale, float bias)
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{
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C3D_Effect* e = getEffect();
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e->fragOpShadow = f32tof16(scale+bias) | (f32tof16(-scale)<<16);
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}
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void C3Di_EffectBind(C3D_Effect* e)
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{
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GPUCMD_AddWrite(GPUREG_DEPTHMAP_ENABLE, e->zBuffer ? 1 : 0);
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GPUCMD_AddWrite(GPUREG_FACECULLING_CONFIG, e->cullMode & 0x3);
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GPUCMD_AddIncrementalWrites(GPUREG_DEPTHMAP_SCALE, (u32*)&e->zScale, 2);
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GPUCMD_AddIncrementalWrites(GPUREG_FRAGOP_ALPHA_TEST, (u32*)&e->alphaTest, 4);
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GPUCMD_AddMaskedWrite(GPUREG_GAS_DELTAZ_DEPTH, 0x8, (u32)GPU_MAKEGASDEPTHFUNC((e->depthTest>>4)&7) << 24);
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GPUCMD_AddWrite(GPUREG_BLEND_COLOR, e->blendClr);
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GPUCMD_AddWrite(GPUREG_BLEND_FUNC, e->alphaBlend);
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GPUCMD_AddWrite(GPUREG_LOGIC_OP, e->clrLogicOp);
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GPUCMD_AddMaskedWrite(GPUREG_COLOR_OPERATION, 7, e->fragOpMode);
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GPUCMD_AddWrite(GPUREG_FRAGOP_SHADOW, e->fragOpShadow);
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GPUCMD_AddMaskedWrite(GPUREG_EARLYDEPTH_TEST1, 1, e->earlyDepth ? 1 : 0);
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GPUCMD_AddWrite(GPUREG_EARLYDEPTH_TEST2, e->earlyDepth ? 1 : 0);
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GPUCMD_AddMaskedWrite(GPUREG_EARLYDEPTH_FUNC, 1, e->earlyDepthFunc);
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GPUCMD_AddMaskedWrite(GPUREG_EARLYDEPTH_DATA, 0x7, e->earlyDepthRef);
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}
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