tensor_reshape_d.cc

// -*- mode: c++; fill-column: 80; c-basic-offset: 2; indent-tabs-mode: nil -*-
/*
    Copyright (c) 2010 Juan Jose Garcia Ripoll

    Tensor is free software; you can redistribute it and/or modify it
    under the terms of the GNU Library General Public License as published
    by the Free Software Foundation; either version 2 of the License, or
    (at your option) any later version.

    This program is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    GNU Library General Public License for more details.

    You should have received a copy of the GNU General Public License along
    with this program; if not, write to the Free Software Foundation, Inc.,
    51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/

#include <tensor/tensor.h>

namespace tensor {

  const RTensor reshape(const RTensor &t, const Indices &new_dims)
  {
    return RTensor(new_dims, t);
  }

  const RTensor reshape(const RTensor &t, index length)
  {
    Indices new_dims(1);
    new_dims.at(0) = length;
    return RTensor(new_dims, t);
  }

  const RTensor reshape(const RTensor &t, index rows, index cols)
  {
    Indices new_dims(2);
    new_dims.at(0) = rows;
    new_dims.at(1) = cols;
    return RTensor(new_dims, t);
  }

  const RTensor reshape(const RTensor &t, index d1, index d2, index d3)
  {
    Indices new_dims(3);
    new_dims.at(0) = d1;
    new_dims.at(1) = d2;
    new_dims.at(2) = d3;
    return RTensor(new_dims, t);
  }

  const RTensor reshape(const RTensor &t, index d1, index d2, index d3,
                        index d4)
  {
    Indices new_dims(4);
    new_dims.at(0) = d1;
    new_dims.at(1) = d2;
    new_dims.at(2) = d3;
    new_dims.at(3) = d4;
    return RTensor(new_dims, t);
  }

  const RTensor reshape(const RTensor &t, index d1, index d2, index d3,
                        index d4, index d5)
  {
    Indices new_dims(5);
    new_dims.at(0) = d1;
    new_dims.at(1) = d2;
    new_dims.at(2) = d3;
    new_dims.at(3) = d4;
    new_dims.at(4) = d5;
    return RTensor(new_dims, t);
  }

  const RTensor reshape(const RTensor &t, index d1, index d2, index d3,
                        index d4, index d5, index d6)
  {
    Indices new_dims(6);
    new_dims.at(0) = d1;
    new_dims.at(1) = d2;
    new_dims.at(2) = d3;
    new_dims.at(3) = d4;
    new_dims.at(4) = d5;
    new_dims.at(5) = d6;
    return RTensor(new_dims, t);
  }

} // namespace tensor