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Ryujinx/Ryujinx.Graphics.GAL/Format.cs
gdkchan 7016d95eb1
Implement ETC2 (RGB) texture format (#2000)
* Implement ETC2 format

* Fix component counts for compressed formats
2021-02-08 10:23:56 +11:00

369 lines
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11 KiB
C#

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,
D24X8Unorm,
D32Float,
D24UnormS8Uint,
D32FloatS8Uint,
R8G8B8X8Srgb,
R8G8B8A8Srgb,
R4G4B4A4Unorm,
R5G5B5X1Unorm,
R5G5B5A1Unorm,
R5G6B5Unorm,
R10G10B10A2Unorm,
R10G10B10A2Uint,
R11G11B10Float,
R9G9B9E5Float,
Bc1RgbUnorm,
Bc1RgbaUnorm,
Bc2Unorm,
Bc3Unorm,
Bc1RgbSrgb,
Bc1RgbaSrgb,
Bc2Srgb,
Bc3Srgb,
Bc4Unorm,
Bc4Snorm,
Bc5Unorm,
Bc5Snorm,
Bc7Unorm,
Bc7Srgb,
Bc6HSfloat,
Bc6HUfloat,
Etc2RgbUnorm,
Etc2RgbaUnorm,
Etc2RgbSrgb,
Etc2RgbaSrgb,
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,
R8G8B8X8Unorm,
R8G8B8X8Snorm,
R8G8B8X8Uint,
R8G8B8X8Sint,
R16G16B16X16Float,
R16G16B16X16Unorm,
R16G16B16X16Snorm,
R16G16B16X16Uint,
R16G16B16X16Sint,
R32G32B32X32Float,
R32G32B32X32Uint,
R32G32B32X32Sint,
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,
B5G5R5X1Unorm,
B5G5R5A1Unorm,
A1B5G5R5Unorm,
B8G8R8X8Unorm,
B8G8R8A8Unorm,
B8G8R8X8Srgb,
B8G8R8A8Srgb
}
public static class FormatExtensions
{
/// <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 a BGRA format with 8-bit components.
/// </summary>
/// <param name="format">Texture format</param>
/// <returns>True if the texture format is a BGRA format with 8-bit components, false otherwise</returns>
public static bool IsBgra8(this Format format)
{
switch (format)
{
case Format.B8G8R8X8Unorm:
case Format.B8G8R8A8Unorm:
case Format.B8G8R8X8Srgb:
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.D24X8Unorm:
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:
case Format.R8G8B8X8Uint:
case Format.R16G16B16X16Uint:
case Format.R32G32B32X32Uint:
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:
case Format.R8G8B8X8Sint:
case Format.R16G16B16X16Sint:
case Format.R32G32B32X32Sint:
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();
}
/// <summary>
/// Checks if the texture format is a BC4 compressed format.
/// </summary>
/// <param name="format">Texture format</param>
/// <returns>True if the texture format is a BC4 compressed format, false otherwise</returns>
public static bool IsBc4(this Format format)
{
return format == Format.Bc4Unorm || format == Format.Bc4Snorm;
}
/// <summary>
/// Checks if the texture format is a BC5 compressed format.
/// </summary>
/// <param name="format">Texture format</param>
/// <returns>True if the texture format is a BC5 compressed format, false otherwise</returns>
public static bool IsBc5(this Format format)
{
return format == Format.Bc5Unorm || format == Format.Bc5Snorm;
}
}
}