71 lines
2.5 KiB
C
71 lines
2.5 KiB
C
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// 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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#ifndef PXG_MEM_COPY_DISPATCHER
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#define PXG_MEM_COPY_DISPATCHER
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#include "foundation/PxUserAllocated.h"
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#include "foundation/PxPinnedArray.h"
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#include "PxgCudaBuffer.h"
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namespace physx
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{
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class PxCudaContext;
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class KernelWrangler;
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struct PxgPtrPair
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{
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void* src;
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void* dst;
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size_t size;
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};
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class PxgMemCopyDispatcher : public PxUserAllocated
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{
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PxPinnedArray<PxgPtrPair> mPinnedCopyBuffer;
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PxgCudaBuffer mDeviceCopyCommands;
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size_t mMaxSize;
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public:
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PxgMemCopyDispatcher(PxgHeapMemoryAllocatorManager* gpuHeapAllocator, PxVirtualAllocatorCallback* hostAllocator) :
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mPinnedCopyBuffer(PxVirtualAllocator(hostAllocator)), mDeviceCopyCommands(gpuHeapAllocator, PxsHeapStats::eOTHER),
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mMaxSize(0)
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{
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}
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void addCommand(PxgPtrPair& command)
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{
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mPinnedCopyBuffer.pushBack(command);
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mMaxSize = PxMax(mMaxSize, command.size);
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}
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void flushCommands(CUstream stream, PxCudaContext* cudaContext, KernelWrangler* kernelWrangler);
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};
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}
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#endif
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