InvertAxis.h

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//
/*
 Copyright (C) 2019 National Physical Laboratory
 This file is part of STIR.

 SPDX-License-Identifier: Apache-2.0

 See STIR/LICENSE.txt for details
 */
#ifndef __stir_InvertAxis_H__
#define __stir_InvertAxis_H__

#include "stir/VoxelsOnCartesianGrid.h"

START_NAMESPACE_STIR

class InvertAxis
{

public:

  void invert_axis(DiscretisedDensity<3, float>& inverted_image,
                   const DiscretisedDensity<3, float>& input_image,
                   const std::string& axis_name);

  int invert_axis_index(const int input_index, const int size, const std::string& axis_name);
};
END_NAMESPACE_STIR

#endif