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using OpenTK.Graphics.OpenGL;
using System;
namespace Ryujinx.Graphics.Gal.OpenGL
{
static class OGLEnumConverter
{
public static FrontFaceDirection GetFrontFace(GalFrontFace FrontFace)
{
switch (FrontFace)
{
case GalFrontFace.CW: return FrontFaceDirection.Cw;
case GalFrontFace.CCW: return FrontFaceDirection.Ccw;
}
throw new ArgumentException(nameof(FrontFace));
}
public static CullFaceMode GetCullFace(GalCullFace CullFace)
{
switch (CullFace)
{
case GalCullFace.Front: return CullFaceMode.Front;
case GalCullFace.Back: return CullFaceMode.Back;
case GalCullFace.FrontAndBack: return CullFaceMode.FrontAndBack;
}
throw new ArgumentException(nameof(CullFace));
}
public static StencilOp GetStencilOp(GalStencilOp Op)
{
switch (Op)
{
case GalStencilOp.Keep: return StencilOp.Keep;
case GalStencilOp.Zero: return StencilOp.Zero;
case GalStencilOp.Replace: return StencilOp.Replace;
case GalStencilOp.Incr: return StencilOp.Incr;
case GalStencilOp.Decr: return StencilOp.Decr;
case GalStencilOp.Invert: return StencilOp.Invert;
case GalStencilOp.IncrWrap: return StencilOp.IncrWrap;
case GalStencilOp.DecrWrap: return StencilOp.DecrWrap;
}
throw new ArgumentException(nameof(Op));
}
public static DepthFunction GetDepthFunc(GalComparisonOp Func)
{
//Looks like the GPU can take it's own values (described in GalComparisonOp) and OpenGL values alike
if ((int)Func >= (int)DepthFunction.Never &&
(int)Func <= (int)DepthFunction.Always)
{
return (DepthFunction)Func;
}
switch (Func)
{
case GalComparisonOp.Never: return DepthFunction.Never;
case GalComparisonOp.Less: return DepthFunction.Less;
case GalComparisonOp.Equal: return DepthFunction.Equal;
case GalComparisonOp.Lequal: return DepthFunction.Lequal;
case GalComparisonOp.Greater: return DepthFunction.Greater;
case GalComparisonOp.NotEqual: return DepthFunction.Notequal;
case GalComparisonOp.Gequal: return DepthFunction.Gequal;
case GalComparisonOp.Always: return DepthFunction.Always;
}
throw new ArgumentException(nameof(Func));
}
public static StencilFunction GetStencilFunc(GalComparisonOp Func)
{
//OGL comparison values match, it's just an enum cast
return (StencilFunction)GetDepthFunc(Func);
}
public static DrawElementsType GetDrawElementsType(GalIndexFormat Format)
{
switch (Format)
{
case GalIndexFormat.Byte: return DrawElementsType.UnsignedByte;
case GalIndexFormat.Int16: return DrawElementsType.UnsignedShort;
case GalIndexFormat.Int32: return DrawElementsType.UnsignedInt;
}
throw new ArgumentException(nameof(Format));
}
public static PrimitiveType GetPrimitiveType(GalPrimitiveType Type)
{
switch (Type)
{
case GalPrimitiveType.Points: return PrimitiveType.Points;
case GalPrimitiveType.Lines: return PrimitiveType.Lines;
case GalPrimitiveType.LineLoop: return PrimitiveType.LineLoop;
case GalPrimitiveType.LineStrip: return PrimitiveType.LineStrip;
case GalPrimitiveType.Triangles: return PrimitiveType.Triangles;
case GalPrimitiveType.TriangleStrip: return PrimitiveType.TriangleStrip;
case GalPrimitiveType.TriangleFan: return PrimitiveType.TriangleFan;
case GalPrimitiveType.Quads: return PrimitiveType.Quads;
case GalPrimitiveType.QuadStrip: return PrimitiveType.QuadStrip;
case GalPrimitiveType.Polygon: return PrimitiveType.Polygon;
case GalPrimitiveType.LinesAdjacency: return PrimitiveType.LinesAdjacency;
case GalPrimitiveType.LineStripAdjacency: return PrimitiveType.LineStripAdjacency;
case GalPrimitiveType.TrianglesAdjacency: return PrimitiveType.TrianglesAdjacency;
case GalPrimitiveType.TriangleStripAdjacency: return PrimitiveType.TriangleStripAdjacency;
case GalPrimitiveType.Patches: return PrimitiveType.Patches;
}
throw new ArgumentException(nameof(Type));
}
public static ShaderType GetShaderType(GalShaderType Type)
{
switch (Type)
{
case GalShaderType.Vertex: return ShaderType.VertexShader;
case GalShaderType.TessControl: return ShaderType.TessControlShader;
case GalShaderType.TessEvaluation: return ShaderType.TessEvaluationShader;
case GalShaderType.Geometry: return ShaderType.GeometryShader;
case GalShaderType.Fragment: return ShaderType.FragmentShader;
}
throw new ArgumentException(nameof(Type));
}
public static (PixelInternalFormat, PixelFormat, PixelType) GetImageFormat(GalImageFormat Format)
{
switch (Format)
{
case GalImageFormat.R32G32B32A32_SFLOAT: return (PixelInternalFormat.Rgba32f, PixelFormat.Rgba, PixelType.Float);
case GalImageFormat.R32G32B32A32_SINT: return (PixelInternalFormat.Rgba32i, PixelFormat.RgbaInteger, PixelType.Int);
case GalImageFormat.R32G32B32A32_UINT: return (PixelInternalFormat.Rgba32ui, PixelFormat.RgbaInteger, PixelType.UnsignedInt);
case GalImageFormat.R16G16B16A16_SFLOAT: return (PixelInternalFormat.Rgba16f, PixelFormat.Rgba, PixelType.HalfFloat);
case GalImageFormat.R16G16B16A16_SINT: return (PixelInternalFormat.Rgba16i, PixelFormat.RgbaInteger, PixelType.Short);
case GalImageFormat.R16G16B16A16_UINT: return (PixelInternalFormat.Rgba16ui, PixelFormat.RgbaInteger, PixelType.UnsignedShort);
case GalImageFormat.R32G32_SFLOAT: return (PixelInternalFormat.Rg32f, PixelFormat.Rg, PixelType.Float);
case GalImageFormat.R32G32_SINT: return (PixelInternalFormat.Rg32i, PixelFormat.RgInteger, PixelType.Int);
case GalImageFormat.R32G32_UINT: return (PixelInternalFormat.Rg32ui, PixelFormat.RgInteger, PixelType.UnsignedInt);
case GalImageFormat.A8B8G8R8_SNORM_PACK32: return (PixelInternalFormat.Rgba8Snorm, PixelFormat.Rgba, PixelType.Byte);
case GalImageFormat.A8B8G8R8_UNORM_PACK32: return (PixelInternalFormat.Rgba8, PixelFormat.Rgba, PixelType.UnsignedByte);
case GalImageFormat.A8B8G8R8_SINT_PACK32: return (PixelInternalFormat.Rgba8i, PixelFormat.RgbaInteger, PixelType.Byte);
case GalImageFormat.A8B8G8R8_UINT_PACK32: return (PixelInternalFormat.Rgba8ui, PixelFormat.RgbaInteger, PixelType.UnsignedByte);
case GalImageFormat.A8B8G8R8_SRGB_PACK32: return (PixelInternalFormat.Srgb8Alpha8, PixelFormat.Rgba, PixelType.UnsignedByte);
case GalImageFormat.A2B10G10R10_UINT_PACK32: return (PixelInternalFormat.Rgb10A2ui, PixelFormat.RgbaInteger, PixelType.UnsignedInt2101010Reversed);
case GalImageFormat.A2B10G10R10_UNORM_PACK32: return (PixelInternalFormat.Rgb10A2, PixelFormat.Rgba, PixelType.UnsignedInt2101010Reversed);
case GalImageFormat.R32_SFLOAT: return (PixelInternalFormat.R32f, PixelFormat.Red, PixelType.Float);
case GalImageFormat.R32_SINT: return (PixelInternalFormat.R32i, PixelFormat.Red, PixelType.Int);
case GalImageFormat.R32_UINT: return (PixelInternalFormat.R32ui, PixelFormat.Red, PixelType.UnsignedInt);
case GalImageFormat.A1R5G5B5_UNORM_PACK16: return (PixelInternalFormat.Rgb5A1, PixelFormat.Rgba, PixelType.UnsignedShort5551);
case GalImageFormat.B5G6R5_UNORM_PACK16: return (PixelInternalFormat.Rgba, PixelFormat.Rgb, PixelType.UnsignedShort565);
case GalImageFormat.R16G16_SFLOAT: return (PixelInternalFormat.Rg16f, PixelFormat.Rg, PixelType.HalfFloat);
case GalImageFormat.R16G16_SINT: return (PixelInternalFormat.Rg16i, PixelFormat.RgInteger, PixelType.Short);
case GalImageFormat.R16G16_SNORM: return (PixelInternalFormat.Rg16Snorm, PixelFormat.Rg, PixelType.Byte);
case GalImageFormat.R16G16_UNORM: return (PixelInternalFormat.Rg16, PixelFormat.Rg, PixelType.UnsignedShort);
case GalImageFormat.R8G8_SINT: return (PixelInternalFormat.Rg8i, PixelFormat.RgInteger, PixelType.Byte);
case GalImageFormat.R8G8_SNORM: return (PixelInternalFormat.Rg8Snorm, PixelFormat.Rg, PixelType.Byte);
case GalImageFormat.R8G8_UINT: return (PixelInternalFormat.Rg8ui, PixelFormat.RgInteger, PixelType.UnsignedByte);
case GalImageFormat.R8G8_UNORM: return (PixelInternalFormat.Rg8, PixelFormat.Rg, PixelType.UnsignedByte);
case GalImageFormat.R16_SFLOAT: return (PixelInternalFormat.R16f, PixelFormat.Red, PixelType.HalfFloat);
case GalImageFormat.R16_SINT: return (PixelInternalFormat.R16i, PixelFormat.RedInteger, PixelType.Short);
case GalImageFormat.R16_SNORM: return (PixelInternalFormat.R16Snorm, PixelFormat.Red, PixelType.Byte);
case GalImageFormat.R16_UINT: return (PixelInternalFormat.R16ui, PixelFormat.RedInteger, PixelType.UnsignedShort);
case GalImageFormat.R16_UNORM: return (PixelInternalFormat.R16, PixelFormat.Red, PixelType.UnsignedShort);
case GalImageFormat.R8_SINT: return (PixelInternalFormat.R8i, PixelFormat.RedInteger, PixelType.Byte);
case GalImageFormat.R8_SNORM: return (PixelInternalFormat.R8Snorm, PixelFormat.Red, PixelType.Byte);
case GalImageFormat.R8_UINT: return (PixelInternalFormat.R8ui, PixelFormat.RedInteger, PixelType.UnsignedByte);
case GalImageFormat.R8_UNORM: return (PixelInternalFormat.R8, PixelFormat.Red, PixelType.UnsignedByte);
case GalImageFormat.B10G11R11_UFLOAT_PACK32: return (PixelInternalFormat.R11fG11fB10f, PixelFormat.Rgb, PixelType.UnsignedInt10F11F11FRev);
case GalImageFormat.R4G4B4A4_UNORM_PACK16_REVERSED: return (PixelInternalFormat.Rgba4, PixelFormat.Rgba, PixelType.UnsignedShort4444Reversed);
case GalImageFormat.D24_UNORM_S8_UINT: return (PixelInternalFormat.Depth24Stencil8, PixelFormat.DepthStencil, PixelType.UnsignedInt248);
case GalImageFormat.D32_SFLOAT: return (PixelInternalFormat.DepthComponent32f, PixelFormat.DepthComponent, PixelType.Float);
case GalImageFormat.D16_UNORM: return (PixelInternalFormat.DepthComponent16, PixelFormat.DepthComponent, PixelType.UnsignedShort);
case GalImageFormat.D32_SFLOAT_S8_UINT: return (PixelInternalFormat.Depth32fStencil8, PixelFormat.DepthStencil, PixelType.Float32UnsignedInt248Rev);
}
throw new NotImplementedException(Format.ToString());
}
public static InternalFormat GetCompressedImageFormat(GalImageFormat Format)
{
switch (Format)
{
case GalImageFormat.BC6H_UFLOAT_BLOCK: return InternalFormat.CompressedRgbBptcUnsignedFloat;
case GalImageFormat.BC6H_SFLOAT_BLOCK: return InternalFormat.CompressedRgbBptcSignedFloat;
case GalImageFormat.BC7_UNORM_BLOCK: return InternalFormat.CompressedRgbaBptcUnorm;
case GalImageFormat.BC1_RGBA_UNORM_BLOCK: return InternalFormat.CompressedRgbaS3tcDxt1Ext;
case GalImageFormat.BC2_UNORM_BLOCK: return InternalFormat.CompressedRgbaS3tcDxt3Ext;
case GalImageFormat.BC3_UNORM_BLOCK: return InternalFormat.CompressedRgbaS3tcDxt5Ext;
case GalImageFormat.BC4_SNORM_BLOCK: return InternalFormat.CompressedSignedRedRgtc1;
case GalImageFormat.BC4_UNORM_BLOCK: return InternalFormat.CompressedRedRgtc1;
case GalImageFormat.BC5_SNORM_BLOCK: return InternalFormat.CompressedSignedRgRgtc2;
case GalImageFormat.BC5_UNORM_BLOCK: return InternalFormat.CompressedRgRgtc2;
}
throw new NotImplementedException(Format.ToString());
}
public static All GetTextureSwizzle(GalTextureSource Source)
{
switch (Source)
{
case GalTextureSource.Zero: return All.Zero;
case GalTextureSource.Red: return All.Red;
case GalTextureSource.Green: return All.Green;
case GalTextureSource.Blue: return All.Blue;
case GalTextureSource.Alpha: return All.Alpha;
case GalTextureSource.OneInt: return All.One;
case GalTextureSource.OneFloat: return All.One;
}
throw new ArgumentException(nameof(Source));
}
public static TextureWrapMode GetTextureWrapMode(GalTextureWrap Wrap)
{
switch (Wrap)
{
case GalTextureWrap.Repeat: return TextureWrapMode.Repeat;
case GalTextureWrap.MirroredRepeat: return TextureWrapMode.MirroredRepeat;
case GalTextureWrap.ClampToEdge: return TextureWrapMode.ClampToEdge;
case GalTextureWrap.ClampToBorder: return TextureWrapMode.ClampToBorder;
case GalTextureWrap.Clamp: return TextureWrapMode.Clamp;
}
if (OGLExtension.HasTextureMirrorClamp())
{
switch (Wrap)
{
case GalTextureWrap.MirrorClampToEdge: return (TextureWrapMode)ExtTextureMirrorClamp.MirrorClampToEdgeExt;
case GalTextureWrap.MirrorClampToBorder: return (TextureWrapMode)ExtTextureMirrorClamp.MirrorClampToBorderExt;
case GalTextureWrap.MirrorClamp: return (TextureWrapMode)ExtTextureMirrorClamp.MirrorClampExt;
}
}
else
{
//Fallback to non-mirrored clamps
switch (Wrap)
{
case GalTextureWrap.MirrorClampToEdge: return TextureWrapMode.ClampToEdge;
case GalTextureWrap.MirrorClampToBorder: return TextureWrapMode.ClampToBorder;
case GalTextureWrap.MirrorClamp: return TextureWrapMode.Clamp;
}
}
throw new ArgumentException(nameof(Wrap));
}
public static TextureMinFilter GetTextureMinFilter(
GalTextureFilter MinFilter,
GalTextureMipFilter MipFilter)
{
//TODO: Mip (needs mipmap support first).
switch (MinFilter)
{
case GalTextureFilter.Nearest: return TextureMinFilter.Nearest;
case GalTextureFilter.Linear: return TextureMinFilter.Linear;
}
throw new ArgumentException(nameof(MinFilter));
}
public static TextureMagFilter GetTextureMagFilter(GalTextureFilter Filter)
{
switch (Filter)
{
case GalTextureFilter.Nearest: return TextureMagFilter.Nearest;
case GalTextureFilter.Linear: return TextureMagFilter.Linear;
}
throw new ArgumentException(nameof(Filter));
}
public static BlendEquationMode GetBlendEquation(GalBlendEquation BlendEquation)
{
switch (BlendEquation)
{
case GalBlendEquation.FuncAdd: return BlendEquationMode.FuncAdd;
case GalBlendEquation.FuncSubtract: return BlendEquationMode.FuncSubtract;
case GalBlendEquation.FuncReverseSubtract: return BlendEquationMode.FuncReverseSubtract;
case GalBlendEquation.Min: return BlendEquationMode.Min;
case GalBlendEquation.Max: return BlendEquationMode.Max;
}
throw new ArgumentException(nameof(BlendEquation));
}
public static BlendingFactor GetBlendFactor(GalBlendFactor BlendFactor)
{
switch (BlendFactor)
{
case GalBlendFactor.Zero: return BlendingFactor.Zero;
case GalBlendFactor.One: return BlendingFactor.One;
case GalBlendFactor.SrcColor: return BlendingFactor.SrcColor;
case GalBlendFactor.OneMinusSrcColor: return BlendingFactor.OneMinusSrcColor;
case GalBlendFactor.DstColor: return BlendingFactor.DstColor;
case GalBlendFactor.OneMinusDstColor: return BlendingFactor.OneMinusDstColor;
case GalBlendFactor.SrcAlpha: return BlendingFactor.SrcAlpha;
case GalBlendFactor.OneMinusSrcAlpha: return BlendingFactor.OneMinusSrcAlpha;
case GalBlendFactor.DstAlpha: return BlendingFactor.DstAlpha;
case GalBlendFactor.OneMinusDstAlpha: return BlendingFactor.OneMinusDstAlpha;
case GalBlendFactor.OneMinusConstantColor: return BlendingFactor.OneMinusConstantColor;
case GalBlendFactor.ConstantAlpha: return BlendingFactor.ConstantAlpha;
case GalBlendFactor.OneMinusConstantAlpha: return BlendingFactor.OneMinusConstantAlpha;
case GalBlendFactor.SrcAlphaSaturate: return BlendingFactor.SrcAlphaSaturate;
case GalBlendFactor.Src1Color: return BlendingFactor.Src1Color;
case GalBlendFactor.OneMinusSrc1Color: return (BlendingFactor)BlendingFactorSrc.OneMinusSrc1Color;
case GalBlendFactor.Src1Alpha: return BlendingFactor.Src1Alpha;
case GalBlendFactor.OneMinusSrc1Alpha: return (BlendingFactor)BlendingFactorSrc.OneMinusSrc1Alpha;
case GalBlendFactor.ConstantColor:
case GalBlendFactor.ConstantColorG80:
return BlendingFactor.ConstantColor;
}
throw new ArgumentException(nameof(BlendFactor));
}
}
}
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