107 lines
3.2 KiB
C#
107 lines
3.2 KiB
C#
using Ryujinx.Graphics.Shader.StructuredIr;
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using System;
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namespace Ryujinx.Graphics.Shader
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{
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[Flags]
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public enum SamplerType
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{
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None = 0,
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Texture1D,
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TextureBuffer,
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Texture2D,
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Texture3D,
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TextureCube,
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Mask = 0xff,
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Array = 1 << 8,
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Indexed = 1 << 9,
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Multisample = 1 << 10,
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Shadow = 1 << 11
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}
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static class SamplerTypeExtensions
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{
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public static int GetDimensions(this SamplerType type)
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{
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switch (type & SamplerType.Mask)
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{
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case SamplerType.Texture1D: return 1;
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case SamplerType.TextureBuffer: return 1;
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case SamplerType.Texture2D: return 2;
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case SamplerType.Texture3D: return 3;
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case SamplerType.TextureCube: return 3;
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}
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throw new ArgumentException($"Invalid sampler type \"{type}\".");
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}
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public static string ToGlslSamplerType(this SamplerType type)
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{
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string typeName;
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switch (type & SamplerType.Mask)
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{
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case SamplerType.Texture1D: typeName = "sampler1D"; break;
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case SamplerType.TextureBuffer: typeName = "samplerBuffer"; break;
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case SamplerType.Texture2D: typeName = "sampler2D"; break;
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case SamplerType.Texture3D: typeName = "sampler3D"; break;
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case SamplerType.TextureCube: typeName = "samplerCube"; break;
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default: throw new ArgumentException($"Invalid sampler type \"{type}\".");
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}
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if ((type & SamplerType.Multisample) != 0)
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{
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typeName += "MS";
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}
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if ((type & SamplerType.Array) != 0)
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{
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typeName += "Array";
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}
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if ((type & SamplerType.Shadow) != 0)
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{
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typeName += "Shadow";
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}
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return typeName;
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}
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public static string ToGlslImageType(this SamplerType type, VariableType componentType)
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{
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string typeName;
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switch (type & SamplerType.Mask)
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{
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case SamplerType.Texture1D: typeName = "image1D"; break;
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case SamplerType.TextureBuffer: typeName = "imageBuffer"; break;
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case SamplerType.Texture2D: typeName = "image2D"; break;
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case SamplerType.Texture3D: typeName = "image3D"; break;
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case SamplerType.TextureCube: typeName = "imageCube"; break;
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default: throw new ArgumentException($"Invalid sampler type \"{type}\".");
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}
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if ((type & SamplerType.Multisample) != 0)
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{
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typeName += "MS";
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}
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if ((type & SamplerType.Array) != 0)
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{
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typeName += "Array";
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}
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switch (componentType)
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{
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case VariableType.U32: typeName = 'u' + typeName; break;
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case VariableType.S32: typeName = 'i' + typeName; break;
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}
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return typeName;
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}
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}
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} |