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HxPixelAllocator.h

/*
 *  Copyright (c) 2000, University of Amsterdam, The Netherlands.
 *  All rights reserved.
 *
 *  Author(s):
 *  Edo Poll (poll@wins.uva.nl)
 */

#ifndef HxPixelAllocator_h
#define HxPixelAllocator_h

#include <stddef.h>

template<class PixelT>
class HxPixelAllocator
{
public:
                            HxPixelAllocator();
                            ~HxPixelAllocator();

    typedef PixelT*         pointer;
    typedef const PixelT*   const_pointer;
    typedef PixelT&         reference;
    typedef const PixelT&   const_reference;

    typedef PixelT          value_type;
    typedef size_t          size_type;

    pointer                 address(reference x);
    const_pointer           const_address(const_reference x);

    pointer                 allocate(size_type n);
    void                    deallocate(pointer p, size_type n = 0);
};

template<class PixelT>
inline typename HxPixelAllocator<PixelT>::pointer
HxPixelAllocator<PixelT>::address(reference x)
{
    return &x;
}

template<class PixelT>
inline typename HxPixelAllocator<PixelT>::const_pointer
HxPixelAllocator<PixelT>::const_address(const_reference x)
{
    return &x;
}

#ifdef INC_TEMPLATE_SRC
#include "HxPixelAllocator.c"
#endif

#endif

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