text: /*
   * Copyright (c) 2018 Maxime Schmitt <max.schmitt@unistra.fr>
   *
   * Redistribution and use in source and binary forms, with or without
   * modification, are permitted provided that the following conditions are met:
   *
   * 1. Redistributions of source code must retain the above copyright notice,
   * this list of conditions and the following disclaimer.
   *
   * 2. Redistributions in binary form must reproduce the above copyright notice,
   * this list of conditions and the following disclaimer in the documentation
   * and/or other materials provided with the distribution.
   *
   * 3. Neither the name of the copyright holder nor the names of its contributors
   * may be used to endorse or promote products derived from this software without
   * specific prior written permission.
   *
   * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
   * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
   * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
   * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
   * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
   * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
   * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
   * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
   * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
   * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
   * POSSIBILITY OF SUCH DAMAGE.
   */
  
  #include "initialize.h"
  
  static size_t initialize_sizeX;
  static size_t initialize_sizeY;
  static double initialize_left_val;
  static double initialize_right_val;
  static double initialize_top_val;
  static double initialize_bottom_val;
  
  double (*initialize_borders_fun(size_t sizeX, size_t sizeY, double left_val,
                                  double right_val, double top_val,
                                  double bottom_val))(size_t, size_t) {
    initialize_left_val = left_val;
    initialize_right_val = right_val;
    initialize_top_val = top_val;
    initialize_bottom_val = bottom_val;
    initialize_sizeX = sizeX;
    initialize_sizeY = sizeY;
    return initialize_border_index;
  }
  
  double initialize_border_index(size_t indeX, size_t indexY) {
    if (indeX == 0)
      return initialize_bottom_val;
    if (indeX == initialize_sizeX - 1)
      return initialize_top_val;
    if (indexY == 0)
      return initialize_left_val;
    if (indexY == initialize_sizeY - 1)
      return initialize_right_val;
    return 1.;
  }
  