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* gfx: D3D12 and VK Fence implementation.
* Fix.
* Update project files.
* Revert project file changes.
* Remove project files
Co-authored-by: Yong He <yhe@nvidia.com>
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* Added getSharedHandle() and additional code to handle shareable buffer creation to Buffer::init() and initVulkanInstanceAndDevice() for Vulkan; Modified createBufferFromSharedHandle() in CUDA to assign externalMemoryHandleDesc.type based on the type of handle being provided; Added an additional test case to get-shared-handle.cpp testing Vulkan to CUDA
* Added createBufferFromNativeHandle() to Vulkan and enabled corresponding test
* disable cuda
* Fixed getSharedHandle() for D3D12 buffers assigning Win32 as the handle's source
* Removed a dangling comment inside Buffer::init()
* Added a missing override; Added code to check that a physical device supports the necessary external memory extensions before adding them to the deviceExtensions list; Added #if SLANG_WINDOWS_FAMILY guards around all Windows-specific code and sharedHandleVulkanToCUDA test (which uses said platform-specific code)
* Added Windows check around vkGetMemoryWin32HandleKHR in vk-api.h
* Added missing Windows check around BufferResourceImpl destructor
* Added a temporary hack to ensure synchronization between devices, which solves an issue with buffer sharing resulting in incorrect values being read back; Added #if SLANG_WIN64 around all CUDA tests as the backend currently only supports running CUDA on 64-bit (despite devices being created successfully in a 32-bit config)
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* Added both the SharedHandle struct containing a handle and the API the handle originated from and the getSharedHandle() method to IResource, which returns a Windows system handle for the resource that can then be shared between multiple APIs (currently only fully implemented for D3D12); Added createTextureFromNativeHandle() and createBufferFromNativeHandle() to IDevice, which creates a buffer or texture resource using the provided handle (currently only fully implemented for D3D12); Added createBufferFromSharedHandle() to IDevice, which creates a BufferResource using the provided system handle (currently only fully implemented for the D3D12 to CUDA interface); Provided a proper implementation for CUDADevice::getNativeHandle(); Added several new tests testing the aforementioned implementations; Moved NativeHandle and getNativeHandle() for IBufferResource and ITextureResource up a layer into IResource and renamed to NativeResourceHandle; Modified NativeResourceHandle to be a struct containing the handle and the API it originated from and propagated these changes where appropriate
* Combined all native and shared handle representations into a unified InteropHandle struct which tracks the handle's value and source API; Modified all getNativeHandle() and getSharedHandle() variants to operate on InteropHandle and modified all affected files
* D3D12 buffers and textures are now responsible for closing their shared handles if they exist; Renamed IDevice::getNativeHandle() to getNativeDeviceHandles()
* Fixed getNativeDeviceHandles() in render-cuda to match updated method elsewhere
* Temporarily disabling existingDeviceHandleCUDA and sharedHandleD3D12ToCUDA due to currently unreproducable test failures on TC
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