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/*************************************************************************
 * Copyright (C) 2008 Tavian Barnes <tavianator@gmail.com>               *
 *                                                                       *
 * This file is part of The Dimension Test Suite.                        *
 *                                                                       *
 * Dimension is free software; you can redistribute it and/or modify it  *
 * under the terms of the GNU Lesser General Public License as published *
 * by the Free Software Foundation; either version 3 of the License, or  *
 * (at your option) any later version.                                   *
 *                                                                       *
 * Dimension 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     *
 * Lesser General Public License for more details.                       *
 *                                                                       *
 * You should have received a copy of the GNU Lesser General Public      *
 * License along with this program.  If not, see                         *
 * <http://www.gnu.org/licenses/>.                                       *
 *************************************************************************/

#include "testsxx.hpp"
#include <fstream>
#include <iostream>

int
main() {
  using namespace Dimension;

  // Set the resilience low for tests
  resilience(SEVERITY_LOW);

  // Background color
  Color background = sRGB(0.0, 0.1, 0.25);
  background.filter(0.1);

  // Canvas
  std::ofstream file("raytracexx.png");
  PNG_Canvas canvas(768, 480, file);

  Perspective_Camera camera(
    Matrix::rotation(Vector(0.0, 1.0, 0.0))
    * Matrix::translation(Vector(0.0, 0.0, -4.0))
    * Matrix::scale(
        Vector(static_cast<double>(canvas.width())/canvas.height(), 1.0, 1.0)
      )
  );

  Scene scene(background, camera, canvas);

  // Objects in scene

  Sphere sphere;
  sphere.trans(inverse(Matrix::scale(Vector(1.25, 1.25, 1.25))));
  scene.push_object(sphere);

  Cube cube;
  cube.trans(inverse(Matrix::rotation(Vector(0.75, 0.0, 0.0))));
  scene.push_object(cube);

  // Render the scene
  {
    Progress rprogress = scene.raytrace_async();
    std::cout << "Raytracing scene: " << rprogress << std::endl;
  }

  // Write the canvas
  Progress wprogress = canvas.write_async();
  std::cout << "Writing PNG file: " << wprogress << std::endl;

  return EXIT_SUCCESS;
}