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GPU: Added a method to unswizzle a texture without decoding it.

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Allow unswizzling of DXT1 textures.
This commit is contained in:
Subv 2018-03-22 15:17:10 -05:00
parent 71ebc3e90d
commit 1b8d798835
4 changed files with 95 additions and 5 deletions
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10
src/video_core/textures/decoders.h
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@ -12,9 +12,15 @@ namespace Tegra {
namespace Texture {
/**
* Decodes a swizzled texture into a RGBA8888 texture.
* Unswizzles a swizzled texture without changing its format.
*/
std::vector<u8> DecodeTexture(VAddr address, TextureFormat format, u32 width, u32 height);
std::vector<u8> UnswizzleTexture(VAddr address, TextureFormat format, u32 width, u32 height);
/**
* Decodes an unswizzled texture into a A8R8G8B8 texture.
*/
std::vector<u8> DecodeTexture(const std::vector<u8>& texture_data, TextureFormat format, u32 width,
u32 height);
} // namespace Texture
} // namespace Tegra