/* ========================================================================= *
 *                                                                           *
 *                               OpenMesh                                    *
 *           Copyright (c) 2001-2022, RWTH-Aachen University                 *
 *           Department of Computer Graphics and Multimedia                  *
 *                          All rights reserved.                             *
 *                            www.openmesh.org                               *
 *                                                                           *
 *---------------------------------------------------------------------------*
 * This file is part of OpenMesh.                                            *
 *---------------------------------------------------------------------------*
 *                                                                           *
 * 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 *
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 * 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    *
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 *                                                                           *
 * ========================================================================= */



#ifdef _MSC_VER
#  pragma warning(disable: 4267 4311)
#endif

#include <iostream>
#include <fstream>

#include <OpenMesh/Apps/ProgViewer/ProgViewerWidget.hh>
#include <QString>
#include <QApplication>
#if QT_VERSION_MAJOR > 5
#include <QOpenGLContext>
#endif

int main(int argc, char **argv)
{
  // OpenGL check
  QApplication app(argc,argv);

#if QT_VERSION_MAJOR < 6
  if ( !QGLFormat::hasOpenGL() ) {
#else
  if ( QOpenGLContext::openGLModuleType() != QOpenGLContext::LibGL ) {
#endif
    std::cerr << "This system has no OpenGL support.\n";
    return -1;
  }

    
  // create widget
  ProgViewerWidget w(nullptr);
  w.resize(400, 400);
  w.show();
  
  // load scene
  if (argc > 1)  w.open_prog_mesh(argv[1]);


  // print usage info
  std::cout << "\n\n"
	    << "Press  Minus : Coarsen mesh\n"
	    << "       Plus  : Refine mesh\n"
	    << "       Home  : Coarsen down to base mesh\n"
	    << "       End   : Refine up to finest mesh\n"
	    << "\n";

	    
  return app.exec();
}
