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Add support for hybrid XFB

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This commit is contained in:
iwubcode
2017-05-29 17:02:09 -05:00
parent 84ca9a4aec
commit 79387dddb2
45 changed files with 400 additions and 985 deletions
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27
Source/Core/VideoCommon/TextureConversionShader.cpp
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@ -49,6 +49,8 @@ u16 GetEncodedSampleCount(EFBCopyFormat format)
case EFBCopyFormat::RG8:
case EFBCopyFormat::GB8:
return 2;
case EFBCopyFormat::XFB:
return 2;
default:
PanicAlert("Invalid EFB Copy Format (0x%X)! (GetEncodedSampleCount)", static_cast<int>(format));
return 1;
@ -656,6 +658,28 @@ static void WriteZ24Encoder(char*& p, APIType ApiType, const EFBCopyParams& para
WriteEncoderEnd(p);
}
static void WriteXFBEncoder(char*& p, APIType ApiType, const EFBCopyParams& params)
{
WriteSwizzler(p, EFBCopyFormat::XFB, ApiType);
WRITE(p, " float3 y_const = float3(0.257, 0.504, 0.098);\n");
WRITE(p, " float3 u_const = float3(-0.148, -0.291, 0.439);\n");
WRITE(p, " float3 v_const = float3(0.439, -0.368, -0.071);\n");
WRITE(p, " float3 color0;\n");
WRITE(p, " float3 color1;\n");
WriteSampleColor(p, "rgb", "color0", 0, ApiType, params);
WriteSampleColor(p, "rgb", "color1", 1, ApiType, params);
WRITE(p, " float3 average = (color0 + color1) * 0.5;\n");
WRITE(p, " ocol0.b = dot(color0, y_const) + 0.0625;\n");
WRITE(p, " ocol0.g = dot(average, u_const) + 0.5;\n");
WRITE(p, " ocol0.r = dot(color1, y_const) + 0.0625;\n");
WRITE(p, " ocol0.a = dot(average, v_const) + 0.5;\n");
WriteEncoderEnd(p);
}
const char* GenerateEncodingShader(const EFBCopyParams& params, APIType api_type)
{
text[sizeof(text) - 1] = 0x7C; // canary
@ -728,6 +752,9 @@ const char* GenerateEncodingShader(const EFBCopyParams& params, APIType api_type
else
WriteCC8Encoder(p, "gb", api_type, params);
break;
case EFBCopyFormat::XFB:
WriteXFBEncoder(p, api_type, params);
break;
default:
PanicAlert("Invalid EFB Copy Format (0x%X)! (GenerateEncodingShader)",
static_cast<int>(params.copy_format));