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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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GPG key ID: 4AEE18F83AFDEB23
9 changed files with 84 additions and 9 deletions
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5
Ryujinx.Graphics.Vulkan/HardwareCapabilities.cs
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@ -46,6 +46,7 @@ namespace Ryujinx.Graphics.Vulkan
public readonly SampleCountFlags SupportedSampleCounts;
public readonly PortabilitySubsetFlags PortabilitySubset;
public readonly uint VertexBufferAlignment;
public readonly uint SubTexelPrecisionBits;
public HardwareCapabilities(
bool supportsIndexTypeUint8,
@ -77,7 +78,8 @@ namespace Ryujinx.Graphics.Vulkan
ShaderStageFlags requiredSubgroupSizeStages,
SampleCountFlags supportedSampleCounts,
PortabilitySubsetFlags portabilitySubset,
uint vertexBufferAlignment)
uint vertexBufferAlignment,
uint subTexelPrecisionBits)
{
SupportsIndexTypeUint8 = supportsIndexTypeUint8;
SupportsCustomBorderColor = supportsCustomBorderColor;
@ -109,6 +111,7 @@ namespace Ryujinx.Graphics.Vulkan
SupportedSampleCounts = supportedSampleCounts;
PortabilitySubset = portabilitySubset;
VertexBufferAlignment = vertexBufferAlignment;
SubTexelPrecisionBits = subTexelPrecisionBits;
}
}
}

6
Ryujinx.Graphics.Vulkan/VulkanRenderer.cs
View file

@ -311,7 +311,8 @@ namespace Ryujinx.Graphics.Vulkan
propertiesSubgroupSizeControl.RequiredSubgroupSizeStages,
supportedSampleCounts,
portabilityFlags,
vertexBufferAlignment);
vertexBufferAlignment,
properties.Limits.SubTexelPrecisionBits);
IsSharedMemory = MemoryAllocator.IsDeviceMemoryShared(_physicalDevice);
@ -576,7 +577,8 @@ namespace Ryujinx.Graphics.Vulkan
maximumImagesPerStage: Constants.MaxImagesPerStage,
maximumComputeSharedMemorySize: (int)limits.MaxComputeSharedMemorySize,
maximumSupportedAnisotropy: (int)limits.MaxSamplerAnisotropy,
storageBufferOffsetAlignment: (int)limits.MinStorageBufferOffsetAlignment);
storageBufferOffsetAlignment: (int)limits.MinStorageBufferOffsetAlignment,
gatherBiasPrecision: IsIntelWindows || IsAmdWindows ? (int)Capabilities.SubTexelPrecisionBits : 0);
}
public HardwareInfo GetHardwareInfo()