GRK/dependencies/physx-4.1/source/foundation/include/PsUserAllocated.h

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2022-01-12 16:07:16 +01:00
//
// 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 PSFOUNDATION_PSUSERALLOCATED_H
#define PSFOUNDATION_PSUSERALLOCATED_H
#include "PsAllocator.h"
namespace physx
{
namespace shdfnd
{
/**
Provides new and delete using a UserAllocator.
Guarantees that 'delete x;' uses the UserAllocator too.
*/
class UserAllocated
{
public:
// PX_SERIALIZATION
PX_INLINE void* operator new(size_t, void* address)
{
return address;
}
//~PX_SERIALIZATION
// Matching operator delete to the above operator new. Don't ask me
// how this makes any sense - Nuernberger.
PX_INLINE void operator delete(void*, void*)
{
}
template <typename Alloc>
PX_INLINE void* operator new(size_t size, Alloc alloc, const char* fileName, int line)
{
return alloc.allocate(size, fileName, line);
}
template <typename Alloc>
PX_INLINE void* operator new(size_t size, size_t /*align*/, Alloc alloc, const char* fileName, int line)
{
// align is not respected, we have 16bit aligned allocator
return alloc.allocate(size, fileName, line);
}
template <typename Alloc>
PX_INLINE void* operator new [](size_t size, Alloc alloc, const char* fileName, int line)
{ return alloc.allocate(size, fileName, line); }
template <typename Alloc>
PX_INLINE void* operator new [](size_t size, size_t /*align*/, Alloc alloc, const char* fileName, int line)
{
// align is not respected, we have 16bit aligned allocator
return alloc.allocate(size, fileName, line);
}
// placement delete
template <typename Alloc>
PX_INLINE void operator delete(void* ptr, Alloc alloc, const char* fileName, int line)
{
PX_UNUSED(fileName);
PX_UNUSED(line);
alloc.deallocate(ptr);
}
template <typename Alloc>
PX_INLINE void operator delete [](void* ptr, Alloc alloc, const char* fileName, int line)
{
PX_UNUSED(fileName);
PX_UNUSED(line);
alloc.deallocate(ptr);
} PX_INLINE void
operator delete(void* ptr)
{
NonTrackingAllocator().deallocate(ptr);
}
PX_INLINE void operator delete [](void* ptr)
{ NonTrackingAllocator().deallocate(ptr); }
};
} // namespace shdfnd
} // namespace physx
#endif // #ifndef PSFOUNDATION_PSUSERALLOCATED_H