113 lines
4.5 KiB
C++
113 lines
4.5 KiB
C++
// Redistribution and use in source and binary forms, with or without
|
|
// modification, are permitted provided that the following conditions
|
|
// are met:
|
|
// * Redistributions of source code must retain the above copyright
|
|
// notice, this list of conditions and the following disclaimer.
|
|
// * Redistributions in binary form must reproduce the above copyright
|
|
// notice, this list of conditions and the following disclaimer in the
|
|
// documentation and/or other materials provided with the distribution.
|
|
// * Neither the name of NVIDIA CORPORATION nor the names of its
|
|
// contributors may be used to endorse or promote products derived
|
|
// from this software without specific prior written permission.
|
|
//
|
|
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS ''AS IS'' AND ANY
|
|
// EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
|
|
// IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
|
|
// PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
|
|
// CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
|
|
// EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
|
|
// PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
|
|
// PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
|
|
// OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
|
|
// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
|
|
// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
|
//
|
|
// Copyright (c) 2008-2025 NVIDIA Corporation. All rights reserved.
|
|
// Copyright (c) 2004-2008 AGEIA Technologies, Inc. All rights reserved.
|
|
// Copyright (c) 2001-2004 NovodeX AG. All rights reserved.
|
|
|
|
#include "PxgMemoryManager.h"
|
|
#include "PxgCudaMemoryAllocator.h"
|
|
|
|
using namespace physx;
|
|
|
|
namespace physx
|
|
{
|
|
PxgCudaAllocatorCallbackBase::PxgCudaAllocatorCallbackBase(PxCudaContextManager* contextManager) : mContextManager(contextManager), mCudaContext(contextManager->getCudaContext()) {}
|
|
}
|
|
|
|
namespace
|
|
{
|
|
// PT: this one calls PxgPinnedMemoryAllocate/PxgPinnedMemoryDeallocate, i.e. cuMemHostAlloc/cuMemFreeHost
|
|
class PxgCudaHostMemoryAllocatorCallback : public PxgCudaAllocatorCallbackBase
|
|
{
|
|
public:
|
|
PxgCudaHostMemoryAllocatorCallback(PxCudaContextManager* contextManager) : PxgCudaAllocatorCallbackBase(contextManager) {}
|
|
|
|
// PxVirtualAllocatorCallback
|
|
virtual void* allocate(size_t size, int, const char* file, int line) PX_OVERRIDE PX_FINAL
|
|
{
|
|
PxScopedCudaLock lock(*mContextManager);
|
|
return PxgPinnedMemoryAllocate(*mCudaContext, size, file, line);
|
|
}
|
|
|
|
virtual void deallocate(void* ptr) PX_OVERRIDE PX_FINAL
|
|
{
|
|
if(ptr)
|
|
{
|
|
PxScopedCudaLock lock(*mContextManager);
|
|
PxgPinnedMemoryDeallocate(*mCudaContext, ptr);
|
|
}
|
|
}
|
|
//~PxVirtualAllocatorCallback
|
|
};
|
|
|
|
// PT: this one calls PxgCudaDeviceMemoryAllocate/PxgCudaDeviceMemoryDeallocate, i.e. cuMemAlloc/cuMemFree
|
|
class PxgCudaDeviceMemoryAllocatorCallback : public PxgCudaAllocatorCallbackBase
|
|
{
|
|
public:
|
|
PxgCudaDeviceMemoryAllocatorCallback(PxCudaContextManager* contextManager) : PxgCudaAllocatorCallbackBase(contextManager) {}
|
|
// PxVirtualAllocatorCallback
|
|
|
|
virtual void* allocate(size_t size, int, const char* file, int line) PX_OVERRIDE PX_FINAL
|
|
{
|
|
PxScopedCudaLock lock(*mContextManager);
|
|
return PxgCudaDeviceMemoryAllocate(*mCudaContext, size, file, line);
|
|
}
|
|
|
|
virtual void deallocate(void* ptr) PX_OVERRIDE PX_FINAL
|
|
{
|
|
if(ptr)
|
|
{
|
|
PxScopedCudaLock lock(*mContextManager);
|
|
PxgCudaDeviceMemoryDeallocate(*mCudaContext, ptr);
|
|
}
|
|
}
|
|
//~PxVirtualAllocatorCallback
|
|
};
|
|
|
|
class PxgMemoryManager : public PxsMemoryManager
|
|
{
|
|
public:
|
|
PxgMemoryManager(PxCudaContextManager* cudaContextManager) : mCudaContextManager(cudaContextManager), mHostMemoryAllocator(cudaContextManager), mDeviceMemoryAllocator(cudaContextManager) {}
|
|
virtual ~PxgMemoryManager() {}
|
|
|
|
// PxsMemoryManager
|
|
virtual PxVirtualAllocatorCallback* getHostMemoryAllocator() PX_OVERRIDE { return &mHostMemoryAllocator; }
|
|
virtual PxVirtualAllocatorCallback* getDeviceMemoryAllocator() PX_OVERRIDE { return &mDeviceMemoryAllocator; }
|
|
//~PxsMemoryManager
|
|
|
|
PxCudaContextManager* mCudaContextManager;
|
|
PxgCudaHostMemoryAllocatorCallback mHostMemoryAllocator;
|
|
PxgCudaDeviceMemoryAllocatorCallback mDeviceMemoryAllocator;
|
|
};
|
|
}
|
|
|
|
/////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
|
|
|
|
PxsMemoryManager* physx::createPxgMemoryManager(PxCudaContextManager* cudaContextManager)
|
|
{
|
|
return PX_NEW(PxgMemoryManager)(cudaContextManager);
|
|
}
|
|
|