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Fix B4G4R4A4_UNORM swizzle with the Metal GPU driver

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This commit is contained in:
Cameron Cawley
2026-01-18 20:04:42 +00:00
committed by Sam Lantinga
parent ab7d275113
commit cd72f6b02e
1 changed files with 4 additions and 4 deletions
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8
src/gpu/metal/SDL_gpu_metal.m
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@@ -1434,10 +1434,10 @@ static MetalTexture *METAL_INTERNAL_CreateTexture(
// This format isn't natively supported so let's swizzle!
if (createinfo->format == SDL_GPU_TEXTUREFORMAT_B4G4R4A4_UNORM) {
if (@available(macOS 10.15, iOS 13.0, tvOS 13.0, *)) {
textureDescriptor.swizzle = MTLTextureSwizzleChannelsMake(MTLTextureSwizzleBlue,
MTLTextureSwizzleGreen,
MTLTextureSwizzleRed,
MTLTextureSwizzleAlpha);
textureDescriptor.swizzle = MTLTextureSwizzleChannelsMake(MTLTextureSwizzleGreen,
MTLTextureSwizzleBlue,
MTLTextureSwizzleAlpha,
MTLTextureSwizzleRed);
} else {
SET_STRING_ERROR_AND_RETURN("SDL_GPU_TEXTUREFORMAT_B4G4R4A4_UNORM is not supported", NULL);
}