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GS-hw: Don't wrap on 16bit destination format for blend mix. 

Helps Dog's Life blending, we shouldn't wrap as we do more blend math afterward which will be wrong if we wrapped before.
This commit is contained in:
lightningterror 2022-02-18 12:25:39 +01:00
parent 7151848406
commit 06766ddb98
4 changed files with 4 additions and 4 deletions
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2
bin/resources/shaders/dx11/tfx.fx
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@ -717,7 +717,7 @@ void ps_color_clamp_wrap(inout float3 C)
C = clamp(C, (float3)0.0f, (float3)255.0f);
// In 16 bits format, only 5 bits of color are used. It impacts shadows computation of Castlevania
if (PS_DFMT == FMT_16)
if (PS_DFMT == FMT_16 && PS_BLEND_MIX == 0)
C = (float3)((int3)C & (int3)0xF8);
else if (PS_COLCLIP == 1 && PS_HDR == 0)
C = (float3)((int3)C & (int3)0xFF);

2
bin/resources/shaders/opengl/tfx_fs.glsl
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@ -638,7 +638,7 @@ void ps_color_clamp_wrap(inout vec3 C)
// Warning: normally blending equation is mult(A, B) = A * B >> 7. GPU have the full accuracy
// GS: Color = 1, Alpha = 255 => output 1
// GPU: Color = 1/255, Alpha = 255/255 * 255/128 => output 1.9921875
#if PS_DFMT == FMT_16
#if PS_DFMT == FMT_16 && PS_BLEND_MIX == 0
// In 16 bits format, only 5 bits of colors are used. It impacts shadows computation of Castlevania
C = vec3(ivec3(C) & ivec3(0xF8));
#elif PS_COLCLIP == 1 && PS_HDR == 0

2
bin/resources/shaders/vulkan/tfx.glsl
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@ -973,7 +973,7 @@ void ps_color_clamp_wrap(inout vec3 C)
// Warning: normally blending equation is mult(A, B) = A * B >> 7. GPU have the full accuracy
// GS: Color = 1, Alpha = 255 => output 1
// GPU: Color = 1/255, Alpha = 255/255 * 255/128 => output 1.9921875
#if PS_DFMT == FMT_16
#if PS_DFMT == FMT_16 && PS_BLEND_MIX == 0
// In 16 bits format, only 5 bits of colors are used. It impacts shadows computation of Castlevania
C = vec3(ivec3(C) & ivec3(0xF8));
#elif PS_COLCLIP == 1 && PS_HDR == 0

2
pcsx2/GS/Renderers/HW/GSRendererNew.cpp
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@ -701,7 +701,7 @@ void GSRendererNew::EmulateBlending(bool& DATE_PRIMID, bool& DATE_BARRIER)
accumulation_blend = false;
blend_mix = false;
}
else if (accumulation_blend || blend_mix)
else if (accumulation_blend)
{
// A fast algo that requires 2 passes
GL_INS("COLCLIP Fast HDR mode ENABLED");