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// This code contains NVIDIA Confidential Information and is disclosed to you
// under a form of NVIDIA software license agreement provided separately to you.
//
// Notice
// NVIDIA Corporation and its licensors retain all intellectual property and
// proprietary rights in and to this software and related documentation and
// any modifications thereto. Any use, reproduction, disclosure, or
// distribution of this software and related documentation without an express
// license agreement from NVIDIA Corporation is strictly prohibited.
//
// ALL NVIDIA DESIGN SPECIFICATIONS, CODE ARE PROVIDED "AS IS.". NVIDIA MAKES
// NO WARRANTIES, EXPRESSED, IMPLIED, STATUTORY, OR OTHERWISE WITH RESPECT TO
// THE MATERIALS, AND EXPRESSLY DISCLAIMS ALL IMPLIED WARRANTIES OF NONINFRINGEMENT,
// MERCHANTABILITY, AND FITNESS FOR A PARTICULAR PURPOSE.
//
// Information and code furnished is believed to be accurate and reliable.
// However, NVIDIA Corporation assumes no responsibility for the consequences of use of such
// information or for any infringement of patents or other rights of third parties that may
// result from its use. No license is granted by implication or otherwise under any patent
// or patent rights of NVIDIA Corporation. Details are subject to change without notice.
// This code supersedes and replaces all information previously supplied.
// NVIDIA Corporation products are not authorized for use as critical
// components in life support devices or systems without express written approval of
// NVIDIA Corporation.
//
// Copyright (c) 2008-2020 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 PSFOUNDATION_PSALLOCA_H
#define PSFOUNDATION_PSALLOCA_H
#include "NvCloth/Allocator.h"
/** \brief NVidia namespace */
namespace nv
{
/** \brief nvcloth namespace */
namespace cloth
{
namespace ps
{
template <typename T, typename Unused = void>
class ScopedPointer
{
public:
~ScopedPointer()
{
if(mOwned)
GetNvClothAllocator()->deallocate(mPointer);
}
operator T*() const
{
return mPointer;
}
T* mPointer;
bool mOwned;
};
} // namespace ps
} // namespace cloth
} // namespace nv
/*! Stack allocation for \c count instances of \c type. Falling back to temp allocator if using more than 1kB. */
#ifdef __SPU__
#define PX_ALLOCA(var, type, count) type* var = reinterpret_cast<type*>(PxAlloca(sizeof(type) * (count)))
#else
#define PX_ALLOCA(var, type, count) \
nv::cloth::ps::ScopedPointer<type> var; \
{ \
uint32_t size = sizeof(type) * (count); \
var.mOwned = size > 1024; \
if(var.mOwned) \
var.mPointer = reinterpret_cast<type*>(GetNvClothAllocator()->allocate(size,#type,__FILE__,__LINE__)); \
else \
var.mPointer = reinterpret_cast<type*>(PxAlloca(size)); \
}
#endif
#endif // #ifndef PSFOUNDATION_PSALLOCA_H
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