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Merge pull request #369 from cdavis5e/8-bit-storage

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Support the VK_KHR_8bit_storage extension.
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Bill Hollings 2018-12-05 11:29:46 -05:00 committed by GitHub
commit b01fff16fb
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1
Docs/MoltenVK_Runtime_UserGuide.md
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@ -222,6 +222,7 @@ in your source code files as follows:
In addition to the core *Vulkan* API, **MoltenVK** also supports the following *Vulkan* extensions:
- `VK_KHR_16bit_storage`
- `VK_KHR_8bit_storage`
- `VK_KHR_dedicated_allocation`
- `VK_KHR_descriptor_update_template`
- `VK_KHR_get_memory_requirements2`

8
MoltenVK/MoltenVK/GPUObjects/MVKDevice.mm
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@ -74,6 +74,14 @@ void MVKPhysicalDevice::getFeatures(VkPhysicalDeviceFeatures2* features) {
next = (VkStructureType*)storageFeatures->pNext;
break;
}
case VK_STRUCTURE_TYPE_PHYSICAL_DEVICE_8BIT_STORAGE_FEATURES_KHR: {
auto* storageFeatures = (VkPhysicalDevice8BitStorageFeaturesKHR*)next;
storageFeatures->storageBuffer8BitAccess = true;
storageFeatures->uniformAndStorageBuffer8BitAccess = true;
storageFeatures->storagePushConstant8 = true;
next = (VkStructureType*)storageFeatures->pNext;
break;
}
case VK_STRUCTURE_TYPE_PHYSICAL_DEVICE_VERTEX_ATTRIBUTE_DIVISOR_FEATURES_EXT: {
auto* divisorFeatures = (VkPhysicalDeviceVertexAttributeDivisorFeaturesEXT*)next;
divisorFeatures->vertexAttributeInstanceRateDivisor = true;

1
MoltenVK/MoltenVK/Layers/MVKExtensions.def
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@ -31,6 +31,7 @@
#endif
MVK_EXTENSION(KHR_16bit_storage, KHR_16BIT_STORAGE)
MVK_EXTENSION(KHR_8bit_storage, KHR_8BIT_STORAGE)
MVK_EXTENSION(KHR_dedicated_allocation, KHR_DEDICATED_ALLOCATION)
MVK_EXTENSION(KHR_descriptor_update_template, KHR_DESCRIPTOR_UPDATE_TEMPLATE)
MVK_EXTENSION(KHR_get_memory_requirements2, KHR_GET_MEMORY_REQUIREMENTS_2)