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Implement EFB copy filter and gamma in hardware backends

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Also makes y_scale a dynamic parameter for EFB copies, as it doesn't
make sense to keep it as part of the uid, otherwise we're generating
redundant shaders.
This commit is contained in:
Stenzek 2018-04-29 18:52:30 +10:00
commit 9e798eec94
41 changed files with 526 additions and 236 deletions
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9
Source/Core/VideoBackends/Software/TextureEncoder.cpp
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@ -1469,15 +1469,12 @@ void EncodeEfbCopy(u8* dst, const EFBCopyParams& params, u32 native_width, u32 b
}
void Encode(u8* dst, const EFBCopyParams& params, u32 native_width, u32 bytes_per_row,
u32 num_blocks_y, u32 memory_stride, const EFBRectangle& src_rect, bool scale_by_half)
u32 num_blocks_y, u32 memory_stride, const EFBRectangle& src_rect, bool scale_by_half,
float y_scale, float gamma)
{
if (params.copy_format == EFBCopyFormat::XFB)
{
static constexpr std::array<float, 4> gamma_LUT = {1.0f, 1.7f, 2.2f, 1.0f};
EfbInterface::EncodeXFB(dst, native_width, src_rect, params.y_scale,
!!bpmem.triggerEFBCopy.clamp_top, !!bpmem.triggerEFBCopy.clamp_bottom,
gamma_LUT[bpmem.triggerEFBCopy.gamma],
bpmem.copyfilter.GetCoefficients());
EfbInterface::EncodeXFB(dst, native_width, src_rect, y_scale, gamma);
}
else
{