simulator/bbox.h (5bca604) - libetherpix · BlinkenArea

bbox.h

/*
 * EtherPix simulator
 *
 * Copyright 2017 Stefan Schuermans <stefan schuermans info>
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, version 3 of the License.
 *
 *
 * 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 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/>.
 */

#ifndef BBOX_H
#define BBOX_H

/// bounding box
class BBox
{
public:
  /// constructor
  BBox();

/// reset bounding box (de-initialize)
  void reset();

/// add a point to the bounding box
  void add(double x, double y);

/**
   * @brief get coordinates
   * @return whether coordinates were there
   */
  bool get(double &x_min, double &x_max,
           double &y_min, double &y_max) const;

protected:
   bool m_init; ///< initialization flag, false means no coordinates yet
   double m_x_min; ///< minimum x coordinate
   double m_x_max; ///< maximum y coordinate
   double m_y_min; ///< minimum x coordinate
   double m_y_max; ///< maximum y coordinate
};

#endif // #ifndef BBOX_H

libetherpix

implement drawing pixels