142 lines
3.9 KiB
C++
142 lines
3.9 KiB
C++
// 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_PHYSICS_EXTENSIONS_DEFAULT_STREAMS_H
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#define PX_PHYSICS_EXTENSIONS_DEFAULT_STREAMS_H
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/** \addtogroup extensions
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@{
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*/
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#include <stdio.h>
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#include "common/PxPhysXCommon.h"
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#include "common/PxIO.h"
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#include "foundation/PxFoundation.h"
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namespace physx
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{
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/**
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\brief default implementation of a memory write stream
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@see PxOutputStream
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*/
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class PxDefaultMemoryOutputStream: public PxOutputStream
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{
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public:
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PxDefaultMemoryOutputStream(PxAllocatorCallback &allocator = PxGetFoundation().getAllocatorCallback());
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virtual ~PxDefaultMemoryOutputStream();
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virtual PxU32 write(const void* src, PxU32 count);
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virtual PxU32 getSize() const { return mSize; }
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virtual PxU8* getData() const { return mData; }
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private:
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PxDefaultMemoryOutputStream(const PxDefaultMemoryOutputStream&);
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PxDefaultMemoryOutputStream& operator=(const PxDefaultMemoryOutputStream&);
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PxAllocatorCallback& mAllocator;
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PxU8* mData;
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PxU32 mSize;
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PxU32 mCapacity;
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};
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/**
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\brief default implementation of a memory read stream
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@see PxInputData
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*/
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class PxDefaultMemoryInputData: public PxInputData
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{
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public:
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PxDefaultMemoryInputData(PxU8* data, PxU32 length);
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virtual PxU32 read(void* dest, PxU32 count);
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virtual PxU32 getLength() const;
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virtual void seek(PxU32 pos);
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virtual PxU32 tell() const;
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private:
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PxU32 mSize;
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const PxU8* mData;
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PxU32 mPos;
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};
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/**
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\brief default implementation of a file write stream
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@see PxOutputStream
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*/
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class PxDefaultFileOutputStream: public PxOutputStream
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{
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public:
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PxDefaultFileOutputStream(const char* name);
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virtual ~PxDefaultFileOutputStream();
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virtual PxU32 write(const void* src, PxU32 count);
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virtual bool isValid();
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private:
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FILE* mFile;
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};
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/**
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\brief default implementation of a file read stream
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@see PxInputData
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*/
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class PxDefaultFileInputData: public PxInputData
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{
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public:
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PxDefaultFileInputData(const char* name);
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virtual ~PxDefaultFileInputData();
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virtual PxU32 read(void* dest, PxU32 count);
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virtual void seek(PxU32 pos);
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virtual PxU32 tell() const;
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virtual PxU32 getLength() const;
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bool isValid() const;
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private:
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FILE* mFile;
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PxU32 mLength;
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};
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}
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/** @} */
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#endif
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