112 lines
4.1 KiB
C
112 lines
4.1 KiB
C
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// This code contains NVIDIA Confidential Information and is disclosed to you
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// under a form of NVIDIA software license agreement provided separately to you.
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//
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// Notice
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// NVIDIA Corporation and its licensors retain all intellectual property and
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// proprietary rights in and to this software and related documentation and
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// any modifications thereto. Any use, reproduction, disclosure, or
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// distribution of this software and related documentation without an express
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// license agreement from NVIDIA Corporation is strictly prohibited.
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//
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// ALL NVIDIA DESIGN SPECIFICATIONS, CODE ARE PROVIDED "AS IS.". NVIDIA MAKES
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// NO WARRANTIES, EXPRESSED, IMPLIED, STATUTORY, OR OTHERWISE WITH RESPECT TO
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// THE MATERIALS, AND EXPRESSLY DISCLAIMS ALL IMPLIED WARRANTIES OF NONINFRINGEMENT,
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// MERCHANTABILITY, AND FITNESS FOR A PARTICULAR PURPOSE.
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//
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// Information and code furnished is believed to be accurate and reliable.
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// However, NVIDIA Corporation assumes no responsibility for the consequences of use of such
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// information or for any infringement of patents or other rights of third parties that may
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// result from its use. No license is granted by implication or otherwise under any patent
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// or patent rights of NVIDIA Corporation. Details are subject to change without notice.
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// This code supersedes and replaces all information previously supplied.
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// NVIDIA Corporation products are not authorized for use as critical
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// components in life support devices or systems without express written approval of
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// NVIDIA Corporation.
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//
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// Copyright (c) 2008-2013 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 PX_FOUNDATION_PX_BROADCASTING_ALLOCATOR_H
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#define PX_FOUNDATION_PX_BROADCASTING_ALLOCATOR_H
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#include "foundation/PxAllocatorCallback.h"
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/** \addtogroup foundation
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@{
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*/
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#ifndef PX_DOXYGEN
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namespace physx
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{
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#endif
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/**
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\brief Abstract listener class that listens to allocation and deallocation events from the
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foundation memory system.
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<b>Threading:</b> All methods of this class should be thread safe as it can be called from the user thread
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or the physics processing thread(s).
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*/
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class PxAllocationListener
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{
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protected:
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virtual ~PxAllocationListener(){}
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public:
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/**
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\brief callback when memory is allocated.
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\param size Size of the allocation in bytes.
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\param typeName Type this data is being allocated for.
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\param filename File the allocation came from.
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\param line the allocation came from.
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\param allocatedMemory memory that will be returned from the allocation.
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*/
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virtual void onAllocation( size_t size, const char* typeName, const char* filename, int line, void* allocatedMemory ) = 0;
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/**
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/brief callback when memory is deallocated.
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/param allocatedMemory memory just before allocation.
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*/
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virtual void onDeallocation( void* allocatedMemory ) = 0;
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};
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/**
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\brief Abstract base class for an application defined memory allocator that allows an external listener
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to audit the memory allocations.
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<b>Threading:</b> Register/deregister are *not* threadsafe!!!
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You need to be sure multiple threads are using this allocator when you are adding
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new listeners.
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*/
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class PxBroadcastingAllocator : public PxAllocatorCallback
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{
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protected:
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virtual ~PxBroadcastingAllocator(){}
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public:
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/**
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\brief Register an allocation listener. This object will be notified whenever an
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allocation happens.
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<b>Threading:</b>Not threadsafe if you are allocating and deallocating in another
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thread using this allocator.
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*/
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virtual void registerAllocationListener( PxAllocationListener& inListener ) = 0;
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/**
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\brief Deregister an allocation listener. This object will no longer receive
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notifications upon allocation.
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<b>Threading:</b>Not threadsafe if you are allocating and deallocating in another
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thread using this allocator.
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*/
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virtual void deregisterAllocationListener( PxAllocationListener& inListener ) = 0;
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};
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#ifndef PX_DOXYGEN
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} // namespace physx
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#endif
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/** @} */
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#endif // PX_FOUNDATION_PX_BROADCASTING_ALLOCATOR_H
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