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| author | gdkchan <gab.dark.100@gmail.com> | 2023-08-16 08:30:33 -0300 |
|---|---|---|
| committer | GitHub <noreply@github.com> | 2023-08-16 08:30:33 -0300 |
| commit | effd546331371928bc38bc8a48b0c26c7c59f3e9 (patch) | |
| tree | ec760ee09a3751abd3b5a261ad5be599942a3a35 /src/Ryujinx.Graphics.Shader/Instructions/InstEmitAttribute.cs | |
| parent | 492a0463358e7706e0fb34537d55810d833ae695 (diff) | |
Implement scaled vertex format emulation (#5564)1.1.989
* Implement scaled vertex format emulation
* Auto-format (whitespace)
* Delete ToVec4Type
Diffstat (limited to 'src/Ryujinx.Graphics.Shader/Instructions/InstEmitAttribute.cs')
| -rw-r--r-- | src/Ryujinx.Graphics.Shader/Instructions/InstEmitAttribute.cs | 26 |
1 files changed, 25 insertions, 1 deletions
diff --git a/src/Ryujinx.Graphics.Shader/Instructions/InstEmitAttribute.cs b/src/Ryujinx.Graphics.Shader/Instructions/InstEmitAttribute.cs index 542ec74a..53d774d6 100644 --- a/src/Ryujinx.Graphics.Shader/Instructions/InstEmitAttribute.cs +++ b/src/Ryujinx.Graphics.Shader/Instructions/InstEmitAttribute.cs @@ -61,7 +61,31 @@ namespace Ryujinx.Graphics.Shader.Instructions } else { - context.Copy(Register(rd), AttributeMap.GenerateAttributeLoad(context, primVertex, offset, isOutput, op.P)); + value = AttributeMap.GenerateAttributeLoad(context, primVertex, offset, isOutput, op.P); + + if (!context.TranslatorContext.Definitions.SupportsScaledVertexFormats && + context.TranslatorContext.Stage == ShaderStage.Vertex && + !op.O && + offset >= 0x80 && + offset < 0x280) + { + // The host does not support scaled vertex formats, + // the emulator should use a integer format, and + // we compensate here inserting the conversion to float. + + AttributeType type = context.TranslatorContext.Definitions.GetAttributeType((offset - 0x80) >> 4); + + if (type == AttributeType.Sscaled) + { + value = context.IConvertS32ToFP32(value); + } + else if (type == AttributeType.Uscaled) + { + value = context.IConvertU32ToFP32(value); + } + } + + context.Copy(Register(rd), value); } } else |