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MTLPixelFormats constructor retrieve MTLDevice when no physical device.

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To consistently modify settings based on MTLDevice,
MTLPixelFormats constructor retrieves or creates
temp MTLDevice once, and passes to support functions.
This commit is contained in:
Bill Hollings 2024-01-05 21:01:54 -05:00
parent 39efdd9c68
commit d6cb82e98e
2 changed files with 32 additions and 36 deletions
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6
MoltenVK/MoltenVK/GPUObjects/MVKPixelFormats.h
View File

@ -409,12 +409,12 @@ protected:
MVKVkFormatDesc& getVkFormatDesc(MTLPixelFormat mtlFormat);
MVKMTLFormatDesc& getMTLPixelFormatDesc(MTLPixelFormat mtlFormat);
MVKMTLFormatDesc& getMTLVertexFormatDesc(MTLVertexFormat mtlFormat);
id<MTLDevice> getMTLDevice();
void initVkFormatCapabilities();
void initMTLPixelFormatCapabilities();
void initMTLVertexFormatCapabilities();
void buildVkFormatMaps();
void setFormatProperties(MVKVkFormatDesc& vkDesc);
void modifyMTLFormatCapabilities();
void buildVkFormatMaps(id<MTLDevice> mtlDevice);
void setFormatProperties(id<MTLDevice> mtlDevice, MVKVkFormatDesc& vkDesc);
void modifyMTLFormatCapabilities(id<MTLDevice> mtlDevice);
void addMTLPixelFormatCapabilities(id<MTLDevice> mtlDevice,
MTLFeatureSet mtlFeatSet,

58
MoltenVK/MoltenVK/GPUObjects/MVKPixelFormats.mm
View File

@ -804,14 +804,29 @@ VkFormatFeatureFlags MVKPixelFormats::convertFormatPropertiesFlagBits(VkFormatFe
MVKPixelFormats::MVKPixelFormats(MVKPhysicalDevice* physicalDevice) : _physicalDevice(physicalDevice) {
auto* mtlDev = getMTLDevice();
// Build and update the Metal formats
initMTLPixelFormatCapabilities();
initMTLVertexFormatCapabilities();
modifyMTLFormatCapabilities();
modifyMTLFormatCapabilities(mtlDev);
// Build the Vulkan formats and link them to the Metal formats
initVkFormatCapabilities();
buildVkFormatMaps();
buildVkFormatMaps(mtlDev);
}
// Call this sparsely. If there is no physical device, this operation may be costly.
// If supporting a physical device, retrieve the MTLDevice from it, otherwise
// retrieve the array of physical GPU devices, and use the first one.
// Retrieving the GPUs creates a number of autoreleased instances of Metal
// and other Obj-C classes, so wrap it all in an autorelease pool.
id<MTLDevice> MVKPixelFormats::getMTLDevice() {
if (_physicalDevice) { return _physicalDevice->getMTLDevice(); }
@autoreleasepool {
auto* mtlDevs = mvkGetAvailableMTLDevicesArray(nullptr);
return mtlDevs.count ? mtlDevs[0] : nil;
}
}
#define addVkFormatDescFull(VK_FMT, MTL_FMT, MTL_FMT_ALT, MTL_VTX_FMT, MTL_VTX_FMT_ALT, CSPC, CSCB, BLK_W, BLK_H, BLK_BYTE_CNT, MVK_FMT_TYPE, SWIZ_R, SWIZ_G, SWIZ_B, SWIZ_A) \
@ -1459,21 +1474,6 @@ void MVKPixelFormats::addMTLVertexFormatCapabilities(id<MTLDevice> mtlDevice,
}
}
// If supporting a physical device, retrieve the MTLDevice from it, otherwise
// retrieve the array of physical GPU devices, and use the first one.
// Retrieving the GPUs creates a number of autoreleased instances of Metal
// and other Obj-C classes, so wrap it all in an autorelease pool.
void MVKPixelFormats::modifyMTLFormatCapabilities() {
if (_physicalDevice) {
modifyMTLFormatCapabilities(_physicalDevice->getMTLDevice());
} else {
@autoreleasepool {
auto* mtlDevs = mvkGetAvailableMTLDevicesArray(nullptr);
if (mtlDevs.count) { modifyMTLFormatCapabilities(mtlDevs[0]); }
}
}
}
// Mac Catalyst does not support feature sets, so we redefine them to GPU families in MVKDevice.h.
#if MVK_MACCAT
#define addFeatSetMTLPixFmtCaps(FEAT_SET, MTL_FMT, CAPS) \
@ -1994,24 +1994,21 @@ void MVKPixelFormats::modifyMTLFormatCapabilities(id<MTLDevice> mtlDevice) {
#undef addGPUOSMTLVtxFmtCaps
// Connects Vulkan and Metal pixel formats to one-another.
void MVKPixelFormats::buildVkFormatMaps() {
void MVKPixelFormats::buildVkFormatMaps(id<MTLDevice> mtlDevice) {
for (auto& vkDesc : _vkFormatDescriptions) {
if (vkDesc.needsSwizzle()) {
if (_physicalDevice) {
id<MTLDevice> mtlDev = _physicalDevice->getMTLDevice();
#if MVK_MACCAT
bool supportsNativeTextureSwizzle = [mtlDev supportsFamily: MTLGPUFamilyMacCatalyst2];
bool supportsNativeTextureSwizzle = [mtlDevice supportsFamily: MTLGPUFamilyMacCatalyst2];
#elif MVK_MACOS
bool supportsNativeTextureSwizzle = mvkOSVersionIsAtLeast(10.15) && [mtlDev supportsFeatureSet: MTLFeatureSet_macOS_GPUFamily2_v1];
bool supportsNativeTextureSwizzle = mvkOSVersionIsAtLeast(10.15) && [mtlDevice supportsFeatureSet: MTLFeatureSet_macOS_GPUFamily2_v1];
#endif
#if MVK_IOS || MVK_TVOS
bool supportsNativeTextureSwizzle = mtlDev && mvkOSVersionIsAtLeast(13.0);
bool supportsNativeTextureSwizzle = mtlDevice && mvkOSVersionIsAtLeast(13.0);
#endif
if (!supportsNativeTextureSwizzle && !getMVKConfig().fullImageViewSwizzle) {
vkDesc.mtlPixelFormat = vkDesc.mtlPixelFormatSubstitute = MTLPixelFormatInvalid;
}
}
}
// Populate the back reference from the Metal formats to the Vulkan format.
// Validate the corresponding Metal formats for the platform, and clear them
@ -2036,7 +2033,7 @@ void MVKPixelFormats::buildVkFormatMaps() {
}
// Set Vulkan format properties
setFormatProperties(vkDesc);
setFormatProperties(mtlDevice, vkDesc);
}
}
@ -2073,7 +2070,7 @@ typedef enum : VkFormatFeatureFlags2 {
} MVKVkFormatFeatureFlags;
// Sets the VkFormatProperties (optimal/linear/buffer) for the Vulkan format.
void MVKPixelFormats::setFormatProperties(MVKVkFormatDesc& vkDesc) {
void MVKPixelFormats::setFormatProperties(id<MTLDevice> mtlDevice, MVKVkFormatDesc& vkDesc) {
# define enableFormatFeatures(CAP, TYPE, MTL_FMT_CAPS, VK_FEATS) \
if (mvkAreAllFlagsEnabled(MTL_FMT_CAPS, kMVKMTLFmtCaps ##CAP)) { \
@ -2114,18 +2111,17 @@ void MVKPixelFormats::setFormatProperties(MVKVkFormatDesc& vkDesc) {
// We would really want to use the device's Metal features instead of duplicating
// the logic from MVKPhysicalDevice, but those may not have been initialized yet.
id<MTLDevice> mtlDev = _physicalDevice ? _physicalDevice->getMTLDevice() : nil;
#if MVK_MACOS && !MVK_MACCAT
bool supportsStencilFeedback = [mtlDev supportsFeatureSet: MTLFeatureSet_macOS_GPUFamily2_v1];
bool supportsStencilFeedback = [mtlDevice supportsFeatureSet: MTLFeatureSet_macOS_GPUFamily2_v1];
#endif
#if MVK_MACCAT
bool supportsStencilFeedback = [mtlDev supportsFamily: MTLGPUFamilyMacCatalyst2];
bool supportsStencilFeedback = [mtlDevice supportsFamily: MTLGPUFamilyMacCatalyst2];
#endif
#if MVK_IOS
bool supportsStencilFeedback = [mtlDev supportsFeatureSet: MTLFeatureSet_iOS_GPUFamily5_v1];
bool supportsStencilFeedback = [mtlDevice supportsFeatureSet: MTLFeatureSet_iOS_GPUFamily5_v1];
#endif
#if MVK_TVOS
bool supportsStencilFeedback = (mtlDev && !mtlDev); // Really just false...but silence warning on unused mtlDev otherwise
bool supportsStencilFeedback = false;
#endif
// Vulkan forbids blits between chroma-subsampled formats.