array_index_functions.h

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//
//
/*
    Copyright (C) 2004- 2008, Hammersmith Imanet Ltd
    This file is part of STIR.

    SPDX-License-Identifier: Apache-2.0

    See STIR/LICENSE.txt for details
*/

#ifndef __stir_array_index_functions_h_
#define __stir_array_index_functions_h_

#include "stir/Array.h"
#include "stir/BasicCoordinate.h"

START_NAMESPACE_STIR

/* \ingroup Array
   \name Functions for writing generic code with indexing of multi-dimensional arrays
   */


template <int num_dimensions, int num_dimensions2, typename elemT>
inline const Array<num_dimensions - num_dimensions2, elemT>& get(const Array<num_dimensions, elemT>& a,
                                                                 const BasicCoordinate<num_dimensions2, int>& c);


template <int num_dimensions, typename elemT>
inline const elemT& get(const Array<num_dimensions, elemT>& a, const BasicCoordinate<num_dimensions, int>& c);


template <int num_dimensions, typename T>
inline BasicCoordinate<num_dimensions, int> get_min_indices(const Array<num_dimensions, T>& a);


template <int num_dimensions, typename T, int num_dimensions2>
inline bool next(BasicCoordinate<num_dimensions, int>& indices, const Array<num_dimensions2, T>& a);


END_NAMESPACE_STIR

#include "stir/array_index_functions.inl"

#endif