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VideoBackends:Metal: Enable BCn support on iOS

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This commit is contained in:
TellowKrinkle 2023-04-13 21:49:03 -05:00
parent 3ec9b56e73
commit 9cc3ba6fc6
1 changed files with 13 additions and 13 deletions
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26
Source/Core/VideoBackends/Metal/MTLUtil.mm
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@ -193,20 +193,18 @@ void Metal::Util::PopulateBackendInfoFeatures(VideoConfig* config, id<MTLDevice>
config->backend_info.bSupportsST3CTextures = true;
config->backend_info.bSupportsBPTCTextures = true;
#else
bool supports_mac1 = false;
bool supports_apple4 = false;
bool supports_bcn = false;
if (@available(iOS 13, *))
{
supports_mac1 = [device supportsFamily:MTLGPUFamilyMac1];
supports_apple4 = [device supportsFamily:MTLGPUFamilyApple4];
}
else
{
supports_apple4 = [device supportsFeatureSet:MTLFeatureSet_iOS_GPUFamily4_v1];
}
config->backend_info.bSupportsDepthClamp = supports_mac1 || supports_apple4;
config->backend_info.bSupportsST3CTextures = supports_mac1;
config->backend_info.bSupportsBPTCTextures = supports_mac1;
if (@available(iOS 16.4, *))
supports_bcn = [device supportsBCTextureCompression];
config->backend_info.bSupportsDepthClamp = supports_apple4;
config->backend_info.bSupportsST3CTextures = supports_bcn;
config->backend_info.bSupportsBPTCTextures = supports_bcn;
config->backend_info.bSupportsFramebufferFetch = true;
#endif
@ -265,12 +263,10 @@ AbstractTextureFormat Metal::Util::ToAbstract(MTLPixelFormat format)
{
case MTLPixelFormatRGBA8Unorm: return AbstractTextureFormat::RGBA8;
case MTLPixelFormatBGRA8Unorm: return AbstractTextureFormat::BGRA8;
#if TARGET_OS_OSX
case MTLPixelFormatBC1_RGBA: return AbstractTextureFormat::DXT1;
case MTLPixelFormatBC2_RGBA: return AbstractTextureFormat::DXT3;
case MTLPixelFormatBC3_RGBA: return AbstractTextureFormat::DXT5;
case MTLPixelFormatBC7_RGBAUnorm: return AbstractTextureFormat::BPTC;
#endif
case MTLPixelFormatR16Unorm: return AbstractTextureFormat::R16;
case MTLPixelFormatDepth16Unorm: return AbstractTextureFormat::D16;
#if TARGET_OS_OSX
@ -283,18 +279,20 @@ AbstractTextureFormat Metal::Util::ToAbstract(MTLPixelFormat format)
}
}
// Don't complain about BCn formats requiring iOS 16.4, these are just enum conversions
#pragma clang diagnostic push
#pragma clang diagnostic ignored "-Wunguarded-availability"
MTLPixelFormat Metal::Util::FromAbstract(AbstractTextureFormat format)
{
switch (format)
{
case AbstractTextureFormat::RGBA8: return MTLPixelFormatRGBA8Unorm;
case AbstractTextureFormat::BGRA8: return MTLPixelFormatBGRA8Unorm;
#if TARGET_OS_OSX
case AbstractTextureFormat::DXT1: return MTLPixelFormatBC1_RGBA;
case AbstractTextureFormat::DXT3: return MTLPixelFormatBC2_RGBA;
case AbstractTextureFormat::DXT5: return MTLPixelFormatBC3_RGBA;
case AbstractTextureFormat::BPTC: return MTLPixelFormatBC7_RGBAUnorm;
#endif
case AbstractTextureFormat::R16: return MTLPixelFormatR16Unorm;
case AbstractTextureFormat::D16: return MTLPixelFormatDepth16Unorm;
#if TARGET_OS_OSX
@ -307,6 +305,8 @@ MTLPixelFormat Metal::Util::FromAbstract(AbstractTextureFormat format)
}
}
#pragma clang diagnostic pop
// clang-format on
// MARK: Shader Translation