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softgpu: Cache CLUT params in sampler state.

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And now there's no more gstate for pixel drawing or sampling.  Just a
little left in rasterization.
This commit is contained in:
Unknown W. Brackets 2022-01-15 18:09:09 -08:00
parent c0e85e6170
commit edb79d968f
6 changed files with 27 additions and 29 deletions
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11
GPU/Software/Sampler.cpp
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@ -285,7 +285,16 @@ static inline u32 LookupColor(unsigned int index, unsigned int level, const Samp
}
uint32_t TransformClutIndex(uint32_t index, const SamplerID &samplerID) {
return gstate.transformClutIndex(index);
if (samplerID.hasClutShift || samplerID.hasClutMask || samplerID.hasClutOffset) {
const uint8_t shift = (samplerID.cached.clutFormat >> 2) & 0x1F;
const uint8_t mask = (samplerID.cached.clutFormat >> 8) & 0xFF;
const uint16_t offset = ((samplerID.cached.clutFormat >> 16) & 0x1F) << 4;
// We need to wrap any entries beyond the first 1024 bytes.
const uint16_t offsetMask = samplerID.ClutFmt() == GE_CMODE_32BIT_ABGR8888 ? 0xFF : 0x1FF;
return ((index >> shift) & mask) | (offset & offsetMask);
}
return index & 0xFF;
}
struct Nearest4 {