1 files changed, 667 insertions, 0 deletions
diff --git a/src/Ryujinx.Graphics.GAL/Format.cs b/src/Ryujinx.Graphics.GAL/Format.cs
new file mode 100644
index 00000000..5e0274e5
--- /dev/null
+++ b/src/Ryujinx.Graphics.GAL/Format.cs
@@ -0,0 +1,667 @@
+namespace Ryujinx.Graphics.GAL
+{
+    public enum Format
+    {
+        R8Unorm,
+        R8Snorm,
+        R8Uint,
+        R8Sint,
+        R16Float,
+        R16Unorm,
+        R16Snorm,
+        R16Uint,
+        R16Sint,
+        R32Float,
+        R32Uint,
+        R32Sint,
+        R8G8Unorm,
+        R8G8Snorm,
+        R8G8Uint,
+        R8G8Sint,
+        R16G16Float,
+        R16G16Unorm,
+        R16G16Snorm,
+        R16G16Uint,
+        R16G16Sint,
+        R32G32Float,
+        R32G32Uint,
+        R32G32Sint,
+        R8G8B8Unorm,
+        R8G8B8Snorm,
+        R8G8B8Uint,
+        R8G8B8Sint,
+        R16G16B16Float,
+        R16G16B16Unorm,
+        R16G16B16Snorm,
+        R16G16B16Uint,
+        R16G16B16Sint,
+        R32G32B32Float,
+        R32G32B32Uint,
+        R32G32B32Sint,
+        R8G8B8A8Unorm,
+        R8G8B8A8Snorm,
+        R8G8B8A8Uint,
+        R8G8B8A8Sint,
+        R16G16B16A16Float,
+        R16G16B16A16Unorm,
+        R16G16B16A16Snorm,
+        R16G16B16A16Uint,
+        R16G16B16A16Sint,
+        R32G32B32A32Float,
+        R32G32B32A32Uint,
+        R32G32B32A32Sint,
+        S8Uint,
+        D16Unorm,
+        S8UintD24Unorm,
+        D32Float,
+        D24UnormS8Uint,
+        D32FloatS8Uint,
+        R8G8B8A8Srgb,
+        R4G4Unorm,
+        R4G4B4A4Unorm,
+        R5G5B5X1Unorm,
+        R5G5B5A1Unorm,
+        R5G6B5Unorm,
+        R10G10B10A2Unorm,
+        R10G10B10A2Uint,
+        R11G11B10Float,
+        R9G9B9E5Float,
+        Bc1RgbaUnorm,
+        Bc2Unorm,
+        Bc3Unorm,
+        Bc1RgbaSrgb,
+        Bc2Srgb,
+        Bc3Srgb,
+        Bc4Unorm,
+        Bc4Snorm,
+        Bc5Unorm,
+        Bc5Snorm,
+        Bc7Unorm,
+        Bc7Srgb,
+        Bc6HSfloat,
+        Bc6HUfloat,
+        Etc2RgbUnorm,
+        Etc2RgbaUnorm,
+        Etc2RgbPtaUnorm,
+        Etc2RgbSrgb,
+        Etc2RgbaSrgb,
+        Etc2RgbPtaSrgb,
+        R8Uscaled,
+        R8Sscaled,
+        R16Uscaled,
+        R16Sscaled,
+        R32Uscaled,
+        R32Sscaled,
+        R8G8Uscaled,
+        R8G8Sscaled,
+        R16G16Uscaled,
+        R16G16Sscaled,
+        R32G32Uscaled,
+        R32G32Sscaled,
+        R8G8B8Uscaled,
+        R8G8B8Sscaled,
+        R16G16B16Uscaled,
+        R16G16B16Sscaled,
+        R32G32B32Uscaled,
+        R32G32B32Sscaled,
+        R8G8B8A8Uscaled,
+        R8G8B8A8Sscaled,
+        R16G16B16A16Uscaled,
+        R16G16B16A16Sscaled,
+        R32G32B32A32Uscaled,
+        R32G32B32A32Sscaled,
+        R10G10B10A2Snorm,
+        R10G10B10A2Sint,
+        R10G10B10A2Uscaled,
+        R10G10B10A2Sscaled,
+        Astc4x4Unorm,
+        Astc5x4Unorm,
+        Astc5x5Unorm,
+        Astc6x5Unorm,
+        Astc6x6Unorm,
+        Astc8x5Unorm,
+        Astc8x6Unorm,
+        Astc8x8Unorm,
+        Astc10x5Unorm,
+        Astc10x6Unorm,
+        Astc10x8Unorm,
+        Astc10x10Unorm,
+        Astc12x10Unorm,
+        Astc12x12Unorm,
+        Astc4x4Srgb,
+        Astc5x4Srgb,
+        Astc5x5Srgb,
+        Astc6x5Srgb,
+        Astc6x6Srgb,
+        Astc8x5Srgb,
+        Astc8x6Srgb,
+        Astc8x8Srgb,
+        Astc10x5Srgb,
+        Astc10x6Srgb,
+        Astc10x8Srgb,
+        Astc10x10Srgb,
+        Astc12x10Srgb,
+        Astc12x12Srgb,
+        B5G6R5Unorm,
+        B5G5R5A1Unorm,
+        A1B5G5R5Unorm,
+        B8G8R8A8Unorm,
+        B8G8R8A8Srgb
+    }
+
+    public static class FormatExtensions
+    {
+        /// <summary>
+        /// The largest scalar size for a buffer format.
+        /// </summary>
+        public const int MaxBufferFormatScalarSize = 4;
+
+        /// <summary>
+        /// Gets the byte size for a single component of this format, or its packed size.
+        /// </summary>
+        /// <param name="format">Texture format</param>
+        /// <returns>Byte size for a single component, or packed size</returns>
+        public static int GetScalarSize(this Format format)
+        {
+            switch (format)
+            {
+                case Format.R8Unorm:
+                case Format.R8Snorm:
+                case Format.R8Uint:
+                case Format.R8Sint:
+                case Format.R8G8Unorm:
+                case Format.R8G8Snorm:
+                case Format.R8G8Uint:
+                case Format.R8G8Sint:
+                case Format.R8G8B8Unorm:
+                case Format.R8G8B8Snorm:
+                case Format.R8G8B8Uint:
+                case Format.R8G8B8Sint:
+                case Format.R8G8B8A8Unorm:
+                case Format.R8G8B8A8Snorm:
+                case Format.R8G8B8A8Uint:
+                case Format.R8G8B8A8Sint:
+                case Format.R8G8B8A8Srgb:
+                case Format.R4G4Unorm:
+                case Format.R8Uscaled:
+                case Format.R8Sscaled:
+                case Format.R8G8Uscaled:
+                case Format.R8G8Sscaled:
+                case Format.R8G8B8Uscaled:
+                case Format.R8G8B8Sscaled:
+                case Format.R8G8B8A8Uscaled:
+                case Format.R8G8B8A8Sscaled:
+                case Format.B8G8R8A8Unorm:
+                case Format.B8G8R8A8Srgb:
+                    return 1;
+
+                case Format.R16Float:
+                case Format.R16Unorm:
+                case Format.R16Snorm:
+                case Format.R16Uint:
+                case Format.R16Sint:
+                case Format.R16G16Float:
+                case Format.R16G16Unorm:
+                case Format.R16G16Snorm:
+                case Format.R16G16Uint:
+                case Format.R16G16Sint:
+                case Format.R16G16B16Float:
+                case Format.R16G16B16Unorm:
+                case Format.R16G16B16Snorm:
+                case Format.R16G16B16Uint:
+                case Format.R16G16B16Sint:
+                case Format.R16G16B16A16Float:
+                case Format.R16G16B16A16Unorm:
+                case Format.R16G16B16A16Snorm:
+                case Format.R16G16B16A16Uint:
+                case Format.R16G16B16A16Sint:
+                case Format.R4G4B4A4Unorm:
+                case Format.R5G5B5X1Unorm:
+                case Format.R5G5B5A1Unorm:
+                case Format.R5G6B5Unorm:
+                case Format.R16Uscaled:
+                case Format.R16Sscaled:
+                case Format.R16G16Uscaled:
+                case Format.R16G16Sscaled:
+                case Format.R16G16B16Uscaled:
+                case Format.R16G16B16Sscaled:
+                case Format.R16G16B16A16Uscaled:
+                case Format.R16G16B16A16Sscaled:
+                case Format.B5G6R5Unorm:
+                case Format.B5G5R5A1Unorm:
+                case Format.A1B5G5R5Unorm:
+                    return 2;
+
+                case Format.R32Float:
+                case Format.R32Uint:
+                case Format.R32Sint:
+                case Format.R32G32Float:
+                case Format.R32G32Uint:
+                case Format.R32G32Sint:
+                case Format.R32G32B32Float:
+                case Format.R32G32B32Uint:
+                case Format.R32G32B32Sint:
+                case Format.R32G32B32A32Float:
+                case Format.R32G32B32A32Uint:
+                case Format.R32G32B32A32Sint:
+                case Format.R10G10B10A2Unorm:
+                case Format.R10G10B10A2Uint:
+                case Format.R11G11B10Float:
+                case Format.R9G9B9E5Float:
+                case Format.R32Uscaled:
+                case Format.R32Sscaled:
+                case Format.R32G32Uscaled:
+                case Format.R32G32Sscaled:
+                case Format.R32G32B32Uscaled:
+                case Format.R32G32B32Sscaled:
+                case Format.R32G32B32A32Uscaled:
+                case Format.R32G32B32A32Sscaled:
+                case Format.R10G10B10A2Snorm:
+                case Format.R10G10B10A2Sint:
+                case Format.R10G10B10A2Uscaled:
+                case Format.R10G10B10A2Sscaled:
+                    return 4;
+
+                case Format.S8Uint:
+                    return 1;
+                case Format.D16Unorm:
+                    return 2;
+                case Format.S8UintD24Unorm:
+                case Format.D32Float:
+                case Format.D24UnormS8Uint:
+                    return 4;
+                case Format.D32FloatS8Uint:
+                    return 8;
+
+                case Format.Bc1RgbaUnorm:
+                case Format.Bc1RgbaSrgb:
+                    return 8;
+
+                case Format.Bc2Unorm:
+                case Format.Bc3Unorm:
+                case Format.Bc2Srgb:
+                case Format.Bc3Srgb:
+                case Format.Bc4Unorm:
+                case Format.Bc4Snorm:
+                case Format.Bc5Unorm:
+                case Format.Bc5Snorm:
+                case Format.Bc7Unorm:
+                case Format.Bc7Srgb:
+                case Format.Bc6HSfloat:
+                case Format.Bc6HUfloat:
+                    return 16;
+
+                case Format.Etc2RgbUnorm:
+                case Format.Etc2RgbPtaUnorm:
+                case Format.Etc2RgbSrgb:
+                case Format.Etc2RgbPtaSrgb:
+                    return 8;
+
+                case Format.Etc2RgbaUnorm:
+                case Format.Etc2RgbaSrgb:
+                    return 16;
+
+                case Format.Astc4x4Unorm:
+                case Format.Astc5x4Unorm:
+                case Format.Astc5x5Unorm:
+                case Format.Astc6x5Unorm:
+                case Format.Astc6x6Unorm:
+                case Format.Astc8x5Unorm:
+                case Format.Astc8x6Unorm:
+                case Format.Astc8x8Unorm:
+                case Format.Astc10x5Unorm:
+                case Format.Astc10x6Unorm:
+                case Format.Astc10x8Unorm:
+                case Format.Astc10x10Unorm:
+                case Format.Astc12x10Unorm:
+                case Format.Astc12x12Unorm:
+                case Format.Astc4x4Srgb:
+                case Format.Astc5x4Srgb:
+                case Format.Astc5x5Srgb:
+                case Format.Astc6x5Srgb:
+                case Format.Astc6x6Srgb:
+                case Format.Astc8x5Srgb:
+                case Format.Astc8x6Srgb:
+                case Format.Astc8x8Srgb:
+                case Format.Astc10x5Srgb:
+                case Format.Astc10x6Srgb:
+                case Format.Astc10x8Srgb:
+                case Format.Astc10x10Srgb:
+                case Format.Astc12x10Srgb:
+                case Format.Astc12x12Srgb:
+                    return 16;
+            }
+
+            return 1;
+        }
+
+        /// <summary>
+        /// Checks if the texture format is valid to use as image format.
+        /// </summary>
+        /// <param name="format">Texture format</param>
+        /// <returns>True if the texture can be used as image, false otherwise</returns>
+        public static bool IsImageCompatible(this Format format)
+        {
+            switch (format)
+            {
+                case Format.R8Unorm:
+                case Format.R8Snorm:
+                case Format.R8Uint:
+                case Format.R8Sint:
+                case Format.R16Float:
+                case Format.R16Unorm:
+                case Format.R16Snorm:
+                case Format.R16Uint:
+                case Format.R16Sint:
+                case Format.R32Float:
+                case Format.R32Uint:
+                case Format.R32Sint:
+                case Format.R8G8Unorm:
+                case Format.R8G8Snorm:
+                case Format.R8G8Uint:
+                case Format.R8G8Sint:
+                case Format.R16G16Float:
+                case Format.R16G16Unorm:
+                case Format.R16G16Snorm:
+                case Format.R16G16Uint:
+                case Format.R16G16Sint:
+                case Format.R32G32Float:
+                case Format.R32G32Uint:
+                case Format.R32G32Sint:
+                case Format.R8G8B8A8Unorm:
+                case Format.R8G8B8A8Snorm:
+                case Format.R8G8B8A8Uint:
+                case Format.R8G8B8A8Sint:
+                case Format.R16G16B16A16Float:
+                case Format.R16G16B16A16Unorm:
+                case Format.R16G16B16A16Snorm:
+                case Format.R16G16B16A16Uint:
+                case Format.R16G16B16A16Sint:
+                case Format.R32G32B32A32Float:
+                case Format.R32G32B32A32Uint:
+                case Format.R32G32B32A32Sint:
+                case Format.R10G10B10A2Unorm:
+                case Format.R10G10B10A2Uint:
+                case Format.R11G11B10Float:
+                    return true;
+            }
+
+            return false;
+        }
+
+        /// <summary>
+        /// Checks if the texture format is valid to use as render target color format.
+        /// </summary>
+        /// <param name="format">Texture format</param>
+        /// <returns>True if the texture can be used as render target, false otherwise</returns>
+        public static bool IsRtColorCompatible(this Format format)
+        {
+            switch (format)
+            {
+                case Format.R32G32B32A32Float:
+                case Format.R32G32B32A32Sint:
+                case Format.R32G32B32A32Uint:
+                case Format.R16G16B16A16Unorm:
+                case Format.R16G16B16A16Snorm:
+                case Format.R16G16B16A16Sint:
+                case Format.R16G16B16A16Uint:
+                case Format.R16G16B16A16Float:
+                case Format.R32G32Float:
+                case Format.R32G32Sint:
+                case Format.R32G32Uint:
+                case Format.B8G8R8A8Unorm:
+                case Format.B8G8R8A8Srgb:
+                case Format.R10G10B10A2Unorm:
+                case Format.R10G10B10A2Uint:
+                case Format.R8G8B8A8Unorm:
+                case Format.R8G8B8A8Srgb:
+                case Format.R8G8B8A8Snorm:
+                case Format.R8G8B8A8Sint:
+                case Format.R8G8B8A8Uint:
+                case Format.R16G16Unorm:
+                case Format.R16G16Snorm:
+                case Format.R16G16Sint:
+                case Format.R16G16Uint:
+                case Format.R16G16Float:
+                case Format.R11G11B10Float:
+                case Format.R32Sint:
+                case Format.R32Uint:
+                case Format.R32Float:
+                case Format.B5G6R5Unorm:
+                case Format.B5G5R5A1Unorm:
+                case Format.R8G8Unorm:
+                case Format.R8G8Snorm:
+                case Format.R8G8Sint:
+                case Format.R8G8Uint:
+                case Format.R16Unorm:
+                case Format.R16Snorm:
+                case Format.R16Sint:
+                case Format.R16Uint:
+                case Format.R16Float:
+                case Format.R8Unorm:
+                case Format.R8Snorm:
+                case Format.R8Sint:
+                case Format.R8Uint:
+                    return true;
+            }
+
+            return false;
+        }
+
+        /// <summary>
+        /// Checks if the texture format is 16 bit packed.
+        /// </summary>
+        /// <param name="format">Texture format</param>
+        /// <returns>True if the texture format is 16 bit packed, false otherwise</returns>
+        public static bool Is16BitPacked(this Format format)
+        {
+            switch (format)
+            {
+                case Format.B5G6R5Unorm:
+                case Format.B5G5R5A1Unorm:
+                case Format.R5G5B5X1Unorm:
+                case Format.R5G5B5A1Unorm:
+                case Format.R5G6B5Unorm:
+                case Format.R4G4B4A4Unorm:
+                    return true;
+            }
+
+            return false;
+        }
+
+        /// <summary>
+        /// Checks if the texture format is an ASTC format.
+        /// </summary>
+        /// <param name="format">Texture format</param>
+        /// <returns>True if the texture format is an ASTC format, false otherwise</returns>
+        public static bool IsAstc(this Format format)
+        {
+            return format.IsAstcUnorm() || format.IsAstcSrgb();
+        }
+
+        /// <summary>
+        /// Checks if the texture format is an ASTC Unorm format.
+        /// </summary>
+        /// <param name="format">Texture format</param>
+        /// <returns>True if the texture format is an ASTC Unorm format, false otherwise</returns>
+        public static bool IsAstcUnorm(this Format format)
+        {
+            switch (format)
+            {
+                case Format.Astc4x4Unorm:
+                case Format.Astc5x4Unorm:
+                case Format.Astc5x5Unorm:
+                case Format.Astc6x5Unorm:
+                case Format.Astc6x6Unorm:
+                case Format.Astc8x5Unorm:
+                case Format.Astc8x6Unorm:
+                case Format.Astc8x8Unorm:
+                case Format.Astc10x5Unorm:
+                case Format.Astc10x6Unorm:
+                case Format.Astc10x8Unorm:
+                case Format.Astc10x10Unorm:
+                case Format.Astc12x10Unorm:
+                case Format.Astc12x12Unorm:
+                    return true;
+            }
+
+            return false;
+        }
+
+        /// <summary>
+        /// Checks if the texture format is an ASTC SRGB format.
+        /// </summary>
+        /// <param name="format">Texture format</param>
+        /// <returns>True if the texture format is an ASTC SRGB format, false otherwise</returns>
+        public static bool IsAstcSrgb(this Format format)
+        {
+            switch (format)
+            {
+                case Format.Astc4x4Srgb:
+                case Format.Astc5x4Srgb:
+                case Format.Astc5x5Srgb:
+                case Format.Astc6x5Srgb:
+                case Format.Astc6x6Srgb:
+                case Format.Astc8x5Srgb:
+                case Format.Astc8x6Srgb:
+                case Format.Astc8x8Srgb:
+                case Format.Astc10x5Srgb:
+                case Format.Astc10x6Srgb:
+                case Format.Astc10x8Srgb:
+                case Format.Astc10x10Srgb:
+                case Format.Astc12x10Srgb:
+                case Format.Astc12x12Srgb:
+                    return true;
+            }
+
+            return false;
+        }
+
+        /// <summary>
+        /// Checks if the texture format is an ETC2 format.
+        /// </summary>
+        /// <param name="format">Texture format</param>
+        /// <returns>True if the texture format is an ETC2 format, false otherwise</returns>
+        public static bool IsEtc2(this Format format)
+        {
+            switch (format)
+            {
+                case Format.Etc2RgbaSrgb:
+                case Format.Etc2RgbaUnorm:
+                case Format.Etc2RgbPtaSrgb:
+                case Format.Etc2RgbPtaUnorm:
+                case Format.Etc2RgbSrgb:
+                case Format.Etc2RgbUnorm:
+                    return true;
+            }
+
+            return false;
+        }
+
+        /// <summary>
+        /// Checks if the texture format is a BGR format.
+        /// </summary>
+        /// <param name="format">Texture format</param>
+        /// <returns>True if the texture format is a BGR format, false otherwise</returns>
+        public static bool IsBgr(this Format format)
+        {
+            switch (format)
+            {
+                case Format.B5G6R5Unorm:
+                case Format.B5G5R5A1Unorm:
+                case Format.B8G8R8A8Unorm:
+                case Format.B8G8R8A8Srgb:
+                    return true;
+            }
+
+            return false;
+        }
+
+        /// <summary>
+        /// Checks if the texture format is a depth, stencil or depth-stencil format.
+        /// </summary>
+        /// <param name="format">Texture format</param>
+        /// <returns>True if the format is a depth, stencil or depth-stencil format, false otherwise</returns>
+        public static bool IsDepthOrStencil(this Format format)
+        {
+            switch (format)
+            {
+                case Format.D16Unorm:
+                case Format.D24UnormS8Uint:
+                case Format.S8UintD24Unorm:
+                case Format.D32Float:
+                case Format.D32FloatS8Uint:
+                case Format.S8Uint:
+                    return true;
+            }
+
+            return false;
+        }
+
+        /// <summary>
+        /// Checks if the texture format is an unsigned integer color format.
+        /// </summary>
+        /// <param name="format">Texture format</param>
+        /// <returns>True if the texture format is an unsigned integer color format, false otherwise</returns>
+        public static bool IsUint(this Format format)
+        {
+            switch (format)
+            {
+                case Format.R8Uint:
+                case Format.R16Uint:
+                case Format.R32Uint:
+                case Format.R8G8Uint:
+                case Format.R16G16Uint:
+                case Format.R32G32Uint:
+                case Format.R8G8B8Uint:
+                case Format.R16G16B16Uint:
+                case Format.R32G32B32Uint:
+                case Format.R8G8B8A8Uint:
+                case Format.R16G16B16A16Uint:
+                case Format.R32G32B32A32Uint:
+                case Format.R10G10B10A2Uint:
+                    return true;
+            }
+
+            return false;
+        }
+
+        /// <summary>
+        /// Checks if the texture format is a signed integer color format.
+        /// </summary>
+        /// <param name="format">Texture format</param>
+        /// <returns>True if the texture format is a signed integer color format, false otherwise</returns>
+        public static bool IsSint(this Format format)
+        {
+            switch (format)
+            {
+                case Format.R8Sint:
+                case Format.R16Sint:
+                case Format.R32Sint:
+                case Format.R8G8Sint:
+                case Format.R16G16Sint:
+                case Format.R32G32Sint:
+                case Format.R8G8B8Sint:
+                case Format.R16G16B16Sint:
+                case Format.R32G32B32Sint:
+                case Format.R8G8B8A8Sint:
+                case Format.R16G16B16A16Sint:
+                case Format.R32G32B32A32Sint:
+                case Format.R10G10B10A2Sint:
+                    return true;
+            }
+
+            return false;
+        }
+
+        /// <summary>
+        /// Checks if the texture format is an integer color format.
+        /// </summary>
+        /// <param name="format">Texture format</param>
+        /// <returns>True if the texture format is an integer color format, false otherwise</returns>
+        public static bool IsInteger(this Format format)
+        {
+            return format.IsUint() || format.IsSint();
+        }
+    }
+}
+\ No newline at end of file