64 lines
2.2 KiB
C
64 lines
2.2 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) 2008-2019 NVIDIA Corporation. All rights reserved.
|
||
|
|
// Copyright (c) 2004-2008 AGEIA Technologies, Inc. All rights reserved.
|
||
|
|
// Copyright (c) 2001-2004 NovodeX AG. All rights reserved.
|
||
|
|
|
||
|
|
|
||
|
|
|
||
|
|
#ifndef PXC_NPCACHESTREAMPAIR_H
|
||
|
|
#define PXC_NPCACHESTREAMPAIR_H
|
||
|
|
|
||
|
|
#include "foundation/PxSimpleTypes.h"
|
||
|
|
#include "PxvConfig.h"
|
||
|
|
#include "PxcNpMemBlockPool.h"
|
||
|
|
|
||
|
|
namespace physx
|
||
|
|
{
|
||
|
|
|
||
|
|
static const PxU32 PXC_NPCACHE_BLOCK_SIZE = 16384;
|
||
|
|
|
||
|
|
|
||
|
|
struct PxcNpCacheStreamPair
|
||
|
|
{
|
||
|
|
public:
|
||
|
|
PxcNpCacheStreamPair(PxcNpMemBlockPool& blockPool);
|
||
|
|
|
||
|
|
// reserve can fail and return null.
|
||
|
|
PxU8* reserve(PxU32 byteCount);
|
||
|
|
void reset();
|
||
|
|
private:
|
||
|
|
PxcNpMemBlockPool& mBlockPool;
|
||
|
|
PxcNpMemBlock* mBlock;
|
||
|
|
PxU32 mUsed;
|
||
|
|
private:
|
||
|
|
PxcNpCacheStreamPair& operator=(const PxcNpCacheStreamPair&);
|
||
|
|
};
|
||
|
|
|
||
|
|
}
|
||
|
|
|
||
|
|
#endif
|