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Implement a software ETC2 texture decoder (#4121)

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* Implement a software ETC2 texture decoder

* Fix output size calculation for non-2D textures

* Address PR feedback
This commit is contained in:
gdkchan 2022-12-21 20:39:58 -03:00 • committed by GitHub
parent 219f63ff4e
commit f906eb06c2
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GPG key ID: 4AEE18F83AFDEB23
8 changed files with 763 additions and 10 deletions
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Ryujinx.Graphics.Gpu/Image/FormatTable.cs
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@ -208,8 +208,10 @@ namespace Ryujinx.Graphics.Gpu.Image
Bc6HSf16Float = Bc6HSf16 | RFloat | GFloat | BFloat | AFloat, // 0x7ff90
Bc6HUf16Float = Bc6HUf16 | RFloat | GFloat | BFloat | AFloat, // 0x7ff91
Etc2RgbUnorm = Etc2Rgb | RUnorm | GUnorm | BUnorm | AUnorm, // 0x24906
Etc2RgbPtaUnorm = Etc2RgbPta | RUnorm | GUnorm | BUnorm | AUnorm, // 0x2490a
Etc2RgbaUnorm = Etc2Rgba | RUnorm | GUnorm | BUnorm | AUnorm, // 0x2490b
Etc2RgbUnormSrgb = Etc2Rgb | RUnorm | GUnorm | BUnorm | AUnorm | Srgb, // 0xa4906
Etc2RgbPtaUnormSrgb = Etc2RgbPta | RUnorm | GUnorm | BUnorm | AUnorm | Srgb, // 0xa490a
Etc2RgbaUnormSrgb = Etc2Rgba | RUnorm | GUnorm | BUnorm | AUnorm | Srgb, // 0xa490b
Astc2D4x4Unorm = Astc2D4x4 | RUnorm | GUnorm | BUnorm | AUnorm, // 0x24940
Astc2D5x4Unorm = Astc2D5x4 | RUnorm | GUnorm | BUnorm | AUnorm, // 0x24950
@ -429,8 +431,10 @@ namespace Ryujinx.Graphics.Gpu.Image
{ TextureFormat.Bc6HSf16Float, new FormatInfo(Format.Bc6HSfloat, 4, 4, 16, 4) },
{ TextureFormat.Bc6HUf16Float, new FormatInfo(Format.Bc6HUfloat, 4, 4, 16, 4) },
{ TextureFormat.Etc2RgbUnorm, new FormatInfo(Format.Etc2RgbUnorm, 4, 4, 8, 3) },
{ TextureFormat.Etc2RgbPtaUnorm, new FormatInfo(Format.Etc2RgbPtaUnorm, 4, 4, 8, 4) },
{ TextureFormat.Etc2RgbaUnorm, new FormatInfo(Format.Etc2RgbaUnorm, 4, 4, 16, 4) },
{ TextureFormat.Etc2RgbUnormSrgb, new FormatInfo(Format.Etc2RgbSrgb, 4, 4, 8, 3) },
{ TextureFormat.Etc2RgbPtaUnormSrgb, new FormatInfo(Format.Etc2RgbPtaSrgb, 4, 4, 8, 4) },
{ TextureFormat.Etc2RgbaUnormSrgb, new FormatInfo(Format.Etc2RgbaSrgb, 4, 4, 16, 4) },
{ TextureFormat.Astc2D4x4Unorm, new FormatInfo(Format.Astc4x4Unorm, 4, 4, 16, 4) },
{ TextureFormat.Astc2D5x4Unorm, new FormatInfo(Format.Astc5x4Unorm, 5, 4, 16, 4) },