93 lines
3.0 KiB
C++
93 lines
3.0 KiB
C++
// Redistribution and use in source and binary forms, with or without
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// modification, are permitted provided that the following conditions
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// are met:
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// * Redistributions of source code must retain the above copyright
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// notice, this list of conditions and the following disclaimer.
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// * Redistributions in binary form must reproduce the above copyright
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// notice, this list of conditions and the following disclaimer in the
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// documentation and/or other materials provided with the distribution.
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// * Neither the name of NVIDIA CORPORATION nor the names of its
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// contributors may be used to endorse or promote products derived
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// from this software without specific prior written permission.
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//
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// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS ''AS IS'' AND ANY
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// EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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// IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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// PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
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// CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
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// EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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// PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
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// PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
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// OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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//
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// Copyright (c) 2008-2025 NVIDIA Corporation. All rights reserved.
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// Copyright (c) 2004-2008 AGEIA Technologies, Inc. All rights reserved.
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// Copyright (c) 2001-2004 NovodeX AG. All rights reserved.
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#ifndef PXG_COPY_MANAGER_H
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#define PXG_COPY_MANAGER_H
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#include "foundation/PxPinnedArray.h"
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#include "cudamanager/PxCudaTypes.h"
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#define COPY_KERNEL_WARPS_PER_BLOCK 4
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namespace physx
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{
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class PxCudaContextManager;
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class PxCudaContext;
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class KernelWrangler;
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class PxgHeapMemoryAllocatorManager;
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class PxgCopyManager
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{
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PX_NOCOPY(PxgCopyManager)
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public:
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PX_ALIGN_PREFIX(16)
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struct CopyDesc
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{
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size_t dest;
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size_t source;
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size_t bytes;
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size_t pad;
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PX_CUDA_CALLABLE void operator= (const CopyDesc& ref) volatile
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{
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dest = ref.dest;
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source = ref.source;
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bytes = ref.bytes;
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}
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} PX_ALIGN_SUFFIX(16);
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public:
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PxgCopyManager(PxgHeapMemoryAllocatorManager* heapMemoryManager);
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~PxgCopyManager(){}
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void waitAndReset(PxCudaContext* cudaContext);
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void pushDeferredHtoD(const CopyDesc& desc);
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void dispatchCopy(CUstream stream, PxCudaContextManager* cudaContextManager, KernelWrangler* kernelWrangler);
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void createFinishedEvent(PxCudaContext* cudaContext);
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void destroyFinishedEvent(PxCudaContext* cudaContext);
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protected:
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void resetUnsafe() { mNumDescriptors = 0; }
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bool hasFinishedCopying(PxCudaContext* cudaContext) const;
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PxInt8ArrayPinned mDescriptorsQueue;
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PxU32 mNumDescriptors;
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CUevent mFinishedEvent;
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bool mEventRecorded;
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PxgHeapMemoryAllocatorManager* mHeapMemoryManager;
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};
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}
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#endif
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