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Implement scaled vertex format emulation (#5564)

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* Implement scaled vertex format emulation

* Auto-format (whitespace)

* Delete ToVec4Type
This commit is contained in:
gdkchan 2023-08-16 08:30:33 -03:00 committed by GitHub
parent 492a046335
commit effd546331
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GPG key ID: 4AEE18F83AFDEB23
12 changed files with 164 additions and 8 deletions
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3
src/Ryujinx.Graphics.GAL/Capabilities.cs
View file

@ -21,6 +21,7 @@ namespace Ryujinx.Graphics.GAL
public readonly bool SupportsBgraFormat;
public readonly bool SupportsR4G4Format;
public readonly bool SupportsR4G4B4A4Format;
public readonly bool SupportsScaledVertexFormats;
public readonly bool SupportsSnormBufferTextureFormat;
public readonly bool Supports5BitComponentFormat;
public readonly bool SupportsBlendEquationAdvanced;
@ -71,6 +72,7 @@ namespace Ryujinx.Graphics.GAL
bool supportsBgraFormat,
bool supportsR4G4Format,
bool supportsR4G4B4A4Format,
bool supportsScaledVertexFormats,
bool supportsSnormBufferTextureFormat,
bool supports5BitComponentFormat,
bool supportsBlendEquationAdvanced,
@ -117,6 +119,7 @@ namespace Ryujinx.Graphics.GAL
SupportsBgraFormat = supportsBgraFormat;
SupportsR4G4Format = supportsR4G4Format;
SupportsR4G4B4A4Format = supportsR4G4B4A4Format;
SupportsScaledVertexFormats = supportsScaledVertexFormats;
SupportsSnormBufferTextureFormat = supportsSnormBufferTextureFormat;
Supports5BitComponentFormat = supports5BitComponentFormat;
SupportsBlendEquationAdvanced = supportsBlendEquationAdvanced;

27
src/Ryujinx.Graphics.Gpu/Engine/Threed/SpecializationStateUpdater.cs
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@ -218,17 +218,34 @@ namespace Ryujinx.Graphics.Gpu.Engine.Threed
{
bool changed = false;
ref Array32<AttributeType> attributeTypes = ref _graphics.AttributeTypes;
bool supportsScaledFormats = _context.Capabilities.SupportsScaledVertexFormats;
for (int location = 0; location < state.Length; location++)
{
VertexAttribType type = state[location].UnpackType();
AttributeType value = type switch
AttributeType value;
if (supportsScaledFormats)
{
VertexAttribType.Sint => AttributeType.Sint,
VertexAttribType.Uint => AttributeType.Uint,
_ => AttributeType.Float,
};
value = type switch
{
VertexAttribType.Sint => AttributeType.Sint,
VertexAttribType.Uint => AttributeType.Uint,
_ => AttributeType.Float,
};
}
else
{
value = type switch
{
VertexAttribType.Sint => AttributeType.Sint,
VertexAttribType.Uint => AttributeType.Uint,
VertexAttribType.Uscaled => AttributeType.Uscaled,
VertexAttribType.Sscaled => AttributeType.Sscaled,
_ => AttributeType.Float,
};
}
if (attributeTypes[location] != value)
{

15
src/Ryujinx.Graphics.Gpu/Engine/Threed/StateUpdater.cs
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@ -932,6 +932,7 @@ namespace Ryujinx.Graphics.Gpu.Engine.Threed
/// </summary>
private void UpdateVertexAttribState()
{
bool supportsScaledFormats = _context.Capabilities.SupportsScaledVertexFormats;
uint vbEnableMask = _vbEnableMask;
Span<VertexAttribDescriptor> vertexAttribs = stackalloc VertexAttribDescriptor[Constants.TotalVertexAttribs];
@ -949,7 +950,19 @@ namespace Ryujinx.Graphics.Gpu.Engine.Threed
continue;
}
if (!FormatTable.TryGetAttribFormat(vertexAttrib.UnpackFormat(), out Format format))
uint packedFormat = vertexAttrib.UnpackFormat();
if (!supportsScaledFormats)
{
packedFormat = vertexAttrib.UnpackType() switch
{
VertexAttribType.Uscaled => ((uint)VertexAttribType.Uint << 27) | (packedFormat & (0x3f << 21)),
VertexAttribType.Sscaled => ((uint)VertexAttribType.Sint << 27) | (packedFormat & (0x3f << 21)),
_ => packedFormat,
};
}
if (!FormatTable.TryGetAttribFormat(packedFormat, out Format format))
{
Logger.Debug?.Print(LogClass.Gpu, $"Invalid attribute format 0x{vertexAttrib.UnpackFormat():X}.");

2
src/Ryujinx.Graphics.Gpu/Shader/GpuAccessorBase.cs
View file

@ -153,6 +153,8 @@ namespace Ryujinx.Graphics.Gpu.Shader
public bool QueryHostSupportsNonConstantTextureOffset() => _context.Capabilities.SupportsNonConstantTextureOffset;
public bool QueryHostSupportsScaledVertexFormats() => _context.Capabilities.SupportsScaledVertexFormats;
public bool QueryHostSupportsShaderBallot() => _context.Capabilities.SupportsShaderBallot;
public bool QueryHostSupportsShaderBarrierDivergence() => _context.Capabilities.SupportsShaderBarrierDivergence;

1
src/Ryujinx.Graphics.OpenGL/OpenGLRenderer.cs
View file

@ -159,6 +159,7 @@ namespace Ryujinx.Graphics.OpenGL
supportsMismatchingViewFormat: HwCapabilities.SupportsMismatchingViewFormat,
supportsCubemapView: true,
supportsNonConstantTextureOffset: HwCapabilities.SupportsNonConstantTextureOffset,
supportsScaledVertexFormats: true,
supportsShaderBallot: HwCapabilities.SupportsShaderBallot,
supportsShaderBarrierDivergence: !(intelWindows || intelUnix),
supportsShaderFloat64: true,

15
src/Ryujinx.Graphics.Shader/AttributeType.cs
View file

@ -9,6 +9,8 @@ namespace Ryujinx.Graphics.Shader
Float,
Sint,
Uint,
Sscaled,
Uscaled,
}
static class AttributeTypeExtensions
@ -23,5 +25,18 @@ namespace Ryujinx.Graphics.Shader
_ => throw new ArgumentException($"Invalid attribute type \"{type}\"."),
};
}
public static AggregateType ToAggregateType(this AttributeType type, bool supportsScaledFormats)
{
return type switch
{
AttributeType.Float => AggregateType.FP32,
AttributeType.Sint => AggregateType.S32,
AttributeType.Uint => AggregateType.U32,
AttributeType.Sscaled => supportsScaledFormats ? AggregateType.FP32 : AggregateType.S32,
AttributeType.Uscaled => supportsScaledFormats ? AggregateType.FP32 : AggregateType.U32,
_ => throw new ArgumentException($"Invalid attribute type \"{type}\"."),
};
}
}
}

9
src/Ryujinx.Graphics.Shader/IGpuAccessor.cs
View file

@ -266,6 +266,15 @@ namespace Ryujinx.Graphics.Shader
return true;
}
/// <summary>
/// Queries host support scaled vertex formats, where a integer value is converted to floating-point.
/// </summary>
/// <returns>True if the host support scaled vertex formats, false otherwise</returns>
bool QueryHostSupportsScaledVertexFormats()
{
return true;
}
/// <summary>
/// Queries host GPU shader ballot support.
/// </summary>

26
src/Ryujinx.Graphics.Shader/Instructions/InstEmitAttribute.cs
View file

@ -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

11
src/Ryujinx.Graphics.Shader/Translation/ShaderDefinitions.cs
View file

@ -53,6 +53,8 @@ namespace Ryujinx.Graphics.Shader.Translation
public bool OmapSampleMask { get; }
public bool OmapDepth { get; }
public bool SupportsScaledVertexFormats { get; }
public bool TransformFeedbackEnabled { get; }
private readonly TransformFeedbackOutput[] _transformFeedbackOutputs;
@ -139,6 +141,7 @@ namespace Ryujinx.Graphics.Shader.Translation
int omapTargets,
bool omapSampleMask,
bool omapDepth,
bool supportsScaledVertexFormats,
bool transformFeedbackEnabled,
ulong transformFeedbackVecMap,
TransformFeedbackOutput[] transformFeedbackOutputs)
@ -154,6 +157,7 @@ namespace Ryujinx.Graphics.Shader.Translation
OmapSampleMask = omapSampleMask;
OmapDepth = omapDepth;
LastInVertexPipeline = stage < ShaderStage.Fragment;
SupportsScaledVertexFormats = supportsScaledVertexFormats;
TransformFeedbackEnabled = transformFeedbackEnabled;
_transformFeedbackOutputs = transformFeedbackOutputs;
_transformFeedbackDefinitions = new();
@ -302,7 +306,7 @@ namespace Ryujinx.Graphics.Shader.Translation
if (Stage == ShaderStage.Vertex && !isOutput)
{
type |= _graphicsState.AttributeTypes[location].ToAggregateType();
type |= _graphicsState.AttributeTypes[location].ToAggregateType(SupportsScaledVertexFormats);
}
else
{
@ -311,5 +315,10 @@ namespace Ryujinx.Graphics.Shader.Translation
return type;
}
public AttributeType GetAttributeType(int location)
{
return _graphicsState.AttributeTypes[location];
}
}
}

1
src/Ryujinx.Graphics.Shader/Translation/Translator.cs
View file

@ -116,6 +116,7 @@ namespace Ryujinx.Graphics.Shader.Translation
header.OmapTargets,
header.OmapSampleMask,
header.OmapDepth,
gpuAccessor.QueryHostSupportsScaledVertexFormats(),
transformFeedbackEnabled,
transformFeedbackVecMap,
transformFeedbackOutputs);

61
src/Ryujinx.Graphics.Vulkan/FormatCapabilities.cs
View file

@ -9,6 +9,48 @@ namespace Ryujinx.Graphics.Vulkan
{
class FormatCapabilities
{
private static readonly GAL.Format[] _scaledFormats = {
GAL.Format.R8Uscaled,
GAL.Format.R8Sscaled,
GAL.Format.R16Uscaled,
GAL.Format.R16Sscaled,
GAL.Format.R8G8Uscaled,
GAL.Format.R8G8Sscaled,
GAL.Format.R16G16Uscaled,
GAL.Format.R16G16Sscaled,
GAL.Format.R8G8B8Uscaled,
GAL.Format.R8G8B8Sscaled,
GAL.Format.R16G16B16Uscaled,
GAL.Format.R16G16B16Sscaled,
GAL.Format.R8G8B8A8Uscaled,
GAL.Format.R8G8B8A8Sscaled,
GAL.Format.R16G16B16A16Uscaled,
GAL.Format.R16G16B16A16Sscaled,
GAL.Format.R10G10B10A2Uscaled,
GAL.Format.R10G10B10A2Sscaled,
};
private static readonly GAL.Format[] _intFormats = {
GAL.Format.R8Uint,
GAL.Format.R8Sint,
GAL.Format.R16Uint,
GAL.Format.R16Sint,
GAL.Format.R8G8Uint,
GAL.Format.R8G8Sint,
GAL.Format.R16G16Uint,
GAL.Format.R16G16Sint,
GAL.Format.R8G8B8Uint,
GAL.Format.R8G8B8Sint,
GAL.Format.R16G16B16Uint,
GAL.Format.R16G16B16Sint,
GAL.Format.R8G8B8A8Uint,
GAL.Format.R8G8B8A8Sint,
GAL.Format.R16G16B16A16Uint,
GAL.Format.R16G16B16A16Sint,
GAL.Format.R10G10B10A2Uint,
GAL.Format.R10G10B10A2Sint,
};
private readonly FormatFeatureFlags[] _bufferTable;
private readonly FormatFeatureFlags[] _optimalTable;
@ -66,6 +108,25 @@ namespace Ryujinx.Graphics.Vulkan
return (formatFeatureFlags & flags) == flags;
}
public bool SupportsScaledVertexFormats()
{
// We want to check is all scaled formats are supported,
// but if the integer variant is not supported either,
// then the format is likely not supported at all,
// we ignore formats that are entirely unsupported here.
for (int i = 0; i < _scaledFormats.Length; i++)
{
if (!BufferFormatSupports(FormatFeatureFlags.VertexBufferBit, _scaledFormats[i]) &&
BufferFormatSupports(FormatFeatureFlags.VertexBufferBit, _intFormats[i]))
{
return false;
}
}
return true;
}
public bool BufferFormatSupports(FormatFeatureFlags flags, VkFormat format)
{
_api.GetPhysicalDeviceFormatProperties(_physicalDevice, format, out var fp);

1
src/Ryujinx.Graphics.Vulkan/VulkanRenderer.cs
View file

@ -604,6 +604,7 @@ namespace Ryujinx.Graphics.Vulkan
supportsMismatchingViewFormat: true,
supportsCubemapView: !IsAmdGcn,
supportsNonConstantTextureOffset: false,
supportsScaledVertexFormats: FormatCapabilities.SupportsScaledVertexFormats(),
supportsShaderBallot: false,
supportsShaderBarrierDivergence: Vendor != Vendor.Intel,
supportsShaderFloat64: Capabilities.SupportsShaderFloat64,