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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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8 changed files with 763 additions and 10 deletions
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21
Ryujinx.Graphics.GAL/Format.cs
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@ -516,6 +516,27 @@ namespace Ryujinx.Graphics.GAL
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>