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Shader: Bias textureGather instructions on AMD/Intel (#4703)

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* Experimental (GLSL, forced)

* SPIR-V attempt

* Add capability

* Fix pCount == 1 on glsl

* Fix typo
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riperiperi 2023-04-22 22:02:39 +01:00 • committed by GitHub
parent e27f5522e2
commit 8d9d508dc7
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9 changed files with 84 additions and 9 deletions
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10
Ryujinx.Graphics.OpenGL/OpenGLRenderer.cs
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@ -103,11 +103,14 @@ namespace Ryujinx.Graphics.OpenGL
public Capabilities GetCapabilities()
{
bool intelWindows = HwCapabilities.Vendor == HwCapabilities.GpuVendor.IntelWindows;
bool amdWindows = HwCapabilities.Vendor == HwCapabilities.GpuVendor.AmdWindows;
return new Capabilities(
api: TargetApi.OpenGL,
vendorName: GpuVendor,
hasFrontFacingBug: HwCapabilities.Vendor == HwCapabilities.GpuVendor.IntelWindows,
hasVectorIndexingBug: HwCapabilities.Vendor == HwCapabilities.GpuVendor.AmdWindows,
hasFrontFacingBug: intelWindows,
hasVectorIndexingBug: amdWindows,
needsFragmentOutputSpecialization: false,
reduceShaderPrecision: false,
supportsAstcCompression: HwCapabilities.SupportsAstcCompression,
@ -142,7 +145,8 @@ namespace Ryujinx.Graphics.OpenGL
maximumImagesPerStage: 8,
maximumComputeSharedMemorySize: HwCapabilities.MaximumComputeSharedMemorySize,
maximumSupportedAnisotropy: HwCapabilities.MaximumSupportedAnisotropy,
storageBufferOffsetAlignment: HwCapabilities.StorageBufferOffsetAlignment);
storageBufferOffsetAlignment: HwCapabilities.StorageBufferOffsetAlignment,
gatherBiasPrecision: intelWindows || amdWindows ? 8 : 0); // Precision is 8 for these vendors on Vulkan.
}
public void SetBufferData(BufferHandle buffer, int offset, ReadOnlySpan<byte> data)