105 lines
2.6 KiB
C++
105 lines
2.6 KiB
C++
/****************************************************************************
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Copyright (c) 2011-2013,WebJet Business Division,CYOU
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http://www.genesis-3d.com.cn
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Permission is hereby granted, free of charge, to any person obtaining a copy
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of this software and associated documentation files (the "Software"), to deal
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in the Software without restriction, including without limitation the rights
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to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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copies of the Software, and to permit persons to whom the Software is
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furnished to do so, subject to the following conditions:
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The above copyright notice and this permission notice shall be included in
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all copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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THE SOFTWARE.
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****************************************************************************/
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#if __USE_PHYSX__ || __GENESIS_EDITOR__
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#include "stdneb.h"
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#include "UserStream.h"
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#include "PxAssert.h"
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#include "PxMath.h"
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#include "PxPhysics.h"
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#if __WIN32__
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#include "foundation/memory/win360/win360memory.h"
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#endif
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namespace App
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{
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MemoryOutputStream::MemoryOutputStream()
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:mData (NULL),
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mSize (0),
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mCapacity (0)
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{
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}
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MemoryOutputStream::~MemoryOutputStream()
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{
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if(mData)
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delete[] mData;
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}
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PxU32 MemoryOutputStream::write(const void* src, PxU32 size)
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{
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PxU32 expectedSize = mSize + size;
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if(expectedSize > mCapacity)
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{
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mCapacity = expectedSize + 4096;
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PxU8* newData = new PxU8[mCapacity];
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PX_ASSERT(newData!=NULL);
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if(newData)
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{
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memcpy(newData, mData, mSize);
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delete[] mData;
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}
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mData = newData;
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}
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memcpy(mData+mSize, src, size);
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mSize += size;
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return size;
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}
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///////////////////////////////////////////////////////////////////////////////
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MemoryInputData::MemoryInputData(PxU8* data, PxU32 length) :
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mSize (length),
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mData (data),
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mPos (0)
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{
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}
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PxU32 MemoryInputData::read(void* dest, PxU32 count)
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{
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PxU32 length = PxMin<PxU32>(count, mSize-mPos);
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memcpy(dest, mData+mPos, length);
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mPos += length;
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return length;
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}
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PxU32 MemoryInputData::getLength() const
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{
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return mSize;
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}
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void MemoryInputData::seek(PxU32 offset)
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{
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mPos = PxMin<PxU32>(mSize, offset);
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}
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PxU32 MemoryInputData::tell() const
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{
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return mPos;
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}
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}
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#endif //__USE_PHYSX__
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