ArrayFilter1DUsingConvolutionSymmetricKernel.h

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//
//
/*
    Copyright (C) 2000- 2009, Hammersmith Imanet Ltd
    This file is part of STIR.

    SPDX-License-Identifier: Apache-2.0

    See STIR/LICENSE.txt for details
*/

#ifndef __stir_ArrayFilter1DUsingConvolutionSymmetricKernel_H__
#define __stir_ArrayFilter1DUsingConvolutionSymmetricKernel_H__

#include "stir/ArrayFunctionObject_2ArgumentImplementation.h"

START_NAMESPACE_STIR

template <typename elemT>
class VectorWithOffset;

template <typename elemT>
class ArrayFilter1DUsingConvolutionSymmetricKernel : public ArrayFunctionObject_2ArgumentImplementation<1, elemT>
{
public:

  ArrayFilter1DUsingConvolutionSymmetricKernel(const VectorWithOffset<elemT>& filter_kernel);

  bool is_trivial() const override;

private:
  VectorWithOffset<elemT> filter_coefficients;
  void do_it(Array<1, elemT>& out_array, const Array<1, elemT>& in_array) const override;
};

END_NAMESPACE_STIR

#endif // ArrayFilter1DUsingConvolutionSymmetricKernel