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

69 lines
2.6 KiB
C++

//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions
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// contributors may be used to endorse or promote products derived
// from this software without specific prior written permission.
//
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// EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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// 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