Segment.h

Go to the documentation of this file.

/*
**    Mesh Converter
**    Copyright (C) 2008 Damien Rohmer
**
**    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, either version 3 of the License, or
**    (at your option) any later version.
**
**   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 General Public License
**    along with this program.  If not, see <http://www.gnu.org/licenses/>.
*/


/*
** Segment.h
** 
** Made by damien
** Login   <damien@ortie>
** 
** Started on  Fri Jul  4 22:07:03 2008 damien
** Last update Fri Jul  4 22:07:03 2008 damien
*/

#ifndef         SEGMENT_H_
# define        SEGMENT_H_

#include <V_3D.h>


class Segment
{
public:

  //*********************************************//
  // CONSTRUCTORS
  //*********************************************//

  Segment();
  Segment(const V_3D& start_point,const V_3D& end_point);
  Segment(const Segment& s);

  ~Segment();



  //*********************************************//
  // Manipulation
  //*********************************************//

  int set(const V_3D x0,const V_3D x1);
  const V_3D& get_start() const;
  const V_3D& get_last() const;

  V_3D unit_vector() const;

  int flip();



  int destroy();


  //*********************************************//
  // Informations
  //*********************************************//

  double length() const;

  V_3D closest_point(const V_3D& x) const;

  double distance_to_point(const V_3D& x) const;


  Segment closest_to_segment(const Segment& s) const;


  double distance_to_segment(const Segment& s) const;


  V_3D plane_intersection(const V_3D& n,const V_3D& x0,int *type) const;


  //*********************************************//
  // Operators
  //*********************************************//

  V_3D  operator()(int index) const;
  V_3D& operator()(int index);
  V_3D  operator[](int index) const;
  V_3D  operator[](int index);

  friend ostream& operator << (ostream& flux, const Segment& s);
  
private:

  V_3D x0,x1;

};


#endif      /* !SEGMENT_H_ */