NVIDIA(R) PhysX(R) SDK 3.4 API Reference: PxDefaultStreams.h Source File

00001 // This code contains NVIDIA Confidential Information and is disclosed to you
+00002 // under a form of NVIDIA software license agreement provided separately to you.
+00003 //
+00004 // Notice
+00005 // NVIDIA Corporation and its licensors retain all intellectual property and
+00006 // proprietary rights in and to this software and related documentation and
+00007 // any modifications thereto. Any use, reproduction, disclosure, or
+00008 // distribution of this software and related documentation without an express
+00009 // license agreement from NVIDIA Corporation is strictly prohibited.
+00010 //
+00011 // ALL NVIDIA DESIGN SPECIFICATIONS, CODE ARE PROVIDED "AS IS.". NVIDIA MAKES
+00012 // NO WARRANTIES, EXPRESSED, IMPLIED, STATUTORY, OR OTHERWISE WITH RESPECT TO
+00013 // THE MATERIALS, AND EXPRESSLY DISCLAIMS ALL IMPLIED WARRANTIES OF NONINFRINGEMENT,
+00014 // MERCHANTABILITY, AND FITNESS FOR A PARTICULAR PURPOSE.
+00015 //
+00016 // Information and code furnished is believed to be accurate and reliable.
+00017 // However, NVIDIA Corporation assumes no responsibility for the consequences of use of such
+00018 // information or for any infringement of patents or other rights of third parties that may
+00019 // result from its use. No license is granted by implication or otherwise under any patent
+00020 // or patent rights of NVIDIA Corporation. Details are subject to change without notice.
+00021 // This code supersedes and replaces all information previously supplied.
+00022 // NVIDIA Corporation products are not authorized for use as critical
+00023 // components in life support devices or systems without express written approval of
+00024 // NVIDIA Corporation.
+00025 //
+00026 // Copyright (c) 2008-2016 NVIDIA Corporation. All rights reserved.
+00027 // Copyright (c) 2004-2008 AGEIA Technologies, Inc. All rights reserved.
+00028 // Copyright (c) 2001-2004 NovodeX AG. All rights reserved.  
+00029 
+00030 
+00031 #ifndef PX_PHYSICS_EXTENSIONS_DEFAULT_STREAMS_H
+00032 #define PX_PHYSICS_EXTENSIONS_DEFAULT_STREAMS_H
+00033 
+00037 #include <stdio.h>
+00038 #include "common/PxPhysXCommonConfig.h"
+00039 #include "foundation/PxIO.h"
+00040 #include "foundation/PxFoundation.h"
+00041 
+00042 typedef FILE* PxFileHandle;
+00043 
+00044 #if !PX_DOXYGEN
+00045 namespace physx
+00046 {
+00047 #endif
+00048 
+00055 class PxDefaultMemoryOutputStream: public PxOutputStream
+00056 {
+00057 public:
+00058                         PxDefaultMemoryOutputStream(PxAllocatorCallback &allocator = PxGetFoundation().getAllocatorCallback());
+00059     virtual             ~PxDefaultMemoryOutputStream();
+00060 
+00061     virtual PxU32       write(const void* src, PxU32 count);
+00062 
+00063     virtual PxU32       getSize()   const   {   return mSize; }
+00064     virtual PxU8*       getData()   const   {   return mData; }
+00065 
+00066 private:
+00067         PxDefaultMemoryOutputStream(const PxDefaultMemoryOutputStream&);
+00068         PxDefaultMemoryOutputStream& operator=(const PxDefaultMemoryOutputStream&);
+00069 
+00070         PxAllocatorCallback&    mAllocator;
+00071         PxU8*                   mData;
+00072         PxU32                   mSize;
+00073         PxU32                   mCapacity;
+00074 };
+00075 
+00082 class PxDefaultMemoryInputData: public PxInputData
+00083 {
+00084 public:
+00085                         PxDefaultMemoryInputData(PxU8* data, PxU32 length);
+00086 
+00087     virtual     PxU32   read(void* dest, PxU32 count);
+00088     virtual     PxU32   getLength() const;
+00089     virtual     void    seek(PxU32 pos);
+00090     virtual     PxU32   tell() const;
+00091 
+00092 private:
+00093         PxU32       mSize;
+00094         const PxU8* mData;
+00095         PxU32       mPos;
+00096 };
+00097 
+00098 
+00099 
+00106 class PxDefaultFileOutputStream: public PxOutputStream
+00107 {
+00108 public:
+00109                         PxDefaultFileOutputStream(const char* name);
+00110     virtual             ~PxDefaultFileOutputStream();
+00111 
+00112     virtual     PxU32   write(const void* src, PxU32 count);
+00113     virtual     bool    isValid();
+00114 private:
+00115         PxFileHandle    mFile;
+00116 };
+00117 
+00118 
+00125 class PxDefaultFileInputData: public PxInputData
+00126 {
+00127 public:
+00128                         PxDefaultFileInputData(const char* name);
+00129     virtual             ~PxDefaultFileInputData();
+00130 
+00131     virtual     PxU32   read(void* dest, PxU32 count);
+00132     virtual     void    seek(PxU32 pos);
+00133     virtual     PxU32   tell() const;
+00134     virtual     PxU32   getLength() const;
+00135                 
+00136                 bool    isValid() const;
+00137 private:
+00138         PxFileHandle    mFile;
+00139         PxU32           mLength;
+00140 };
+00141 
+00142 #if !PX_DOXYGEN
+00143 }
+00144 #endif
+00145 
+00148 #endif
+00149 
+