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

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//
// 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_PSINLINEARRAY_H
#define PSFOUNDATION_PSINLINEARRAY_H
#include "PsArray.h"
#include "PsInlineAllocator.h"
namespace physx
{
namespace shdfnd
{
// array that pre-allocates for N elements
template <typename T, uint32_t N, typename Alloc = typename AllocatorTraits<T>::Type>
class InlineArray : public Array<T, InlineAllocator<N * sizeof(T), Alloc> >
{
typedef InlineAllocator<N * sizeof(T), Alloc> Allocator;
public:
InlineArray(const PxEMPTY v) : Array<T, Allocator>(v)
{
if(isInlined())
this->mData = reinterpret_cast<T*>(Array<T, Allocator>::getInlineBuffer());
}
PX_INLINE bool isInlined() const
{
return Allocator::isBufferUsed();
}
PX_INLINE explicit InlineArray(const Alloc& alloc = Alloc()) : Array<T, Allocator>(alloc)
{
this->mData = this->allocate(N);
this->mCapacity = N;
}
};
} // namespace shdfnd
} // namespace physx
#endif // #ifndef PSFOUNDATION_PSINLINEARRAY_H