text: /*
   * Copyright (c) 2011-2018, The DART development contributors
   * All rights reserved.
   *
   * The list of contributors can be found at:
   *   https://github.com/dartsim/dart/blob/master/LICENSE
   *
   * This file is provided under the following "BSD-style" License:
   *   Redistribution and use in source and binary forms, with or
   *   without modification, are permitted provided that the following
   *   conditions are met:
   *   * Redistributions of source code must retain the above copyright
   *     notice, this list of conditions and the following disclaimer.
   *   * 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.
   *   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.
   */
  
  #ifndef DART_GUI_GLFUNCS_HPP_
  #define DART_GUI_GLFUNCS_HPP_
  
  #include <string>
  
  #include <Eigen/Eigen>
  
  namespace dart {
  namespace gui {
  
  /// \brief
    void drawStringOnScreen(float _x, float _y, const std::string& _s,
                            bool _bigFont = true);
  
  /// \brief
  void drawArrow3D(const Eigen::Vector3d& _pt, const Eigen::Vector3d& _dir,
                   const double _length, const double _thickness,
                   const double _arrowThickness = -1);
  
  /// \brief
  void drawArrow2D(const Eigen::Vector2d& _pt, const Eigen::Vector2d& _vec,
                   double _thickness);
  
  /// \brief
  void drawProgressBar(int _currFrame, int _totalFrame);
  
  // BOOL screenShot(FREE_IMAGE_FORMAT fif, int w, int h, char *fname,
  //                bool _antialias);
  // BOOL screenShot(FREE_IMAGE_FORMAT fif, int x, int y, int w, int h,
  //                 char *fname, bool _antialias);
  // bool screenShot(int w, int h, char *fname, bool _antialias = false);
  
  // TODO(Unknown): freeimage
  
  }  // namespace gui
  }  // namespace dart
  
  #endif  // DART_GUI_GLFUNCS_HPP_
  