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SPIR-V: Only allow implicit LOD sampling on fragment (#5026)
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2 changed files with 14 additions and 2 deletions
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@ -22,7 +22,7 @@ namespace Ryujinx.Graphics.Gpu.Shader.DiskCache
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private const ushort FileFormatVersionMajor = 1;
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private const ushort FileFormatVersionMinor = 2;
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private const uint FileFormatVersionPacked = ((uint)FileFormatVersionMajor << 16) | FileFormatVersionMinor;
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private const uint CodeGenVersion = 4578;
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private const uint CodeGenVersion = 5027;
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private const string SharedTocFileName = "shared.toc";
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private const string SharedDataFileName = "shared.data";
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@ -1623,7 +1623,19 @@ namespace Ryujinx.Graphics.Shader.CodeGen.Spirv
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if (hasLodBias)
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{
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lodBias = Src(AggregateType.FP32);
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lodBias = Src(AggregateType.FP32);
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}
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if (!isGather && !intCoords && !isMultisample && !hasLodLevel && !hasDerivatives && context.Config.Stage != ShaderStage.Fragment)
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{
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// Implicit LOD is only valid on fragment.
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// Use the LOD bias as explicit LOD if available.
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lod = lodBias ?? context.Constant(context.TypeFP32(), 0f);
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lodBias = null;
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hasLodBias = false;
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hasLodLevel = true;
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}
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SpvInstruction compIdx = null;
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