vector.h

   1 /***************************************************************************
   2  *   Copyright (C) 2008 by Scott West   *
   3  *   westsg2@mcmaster.ca   *
   4  *                                                                         *
   5  *   This program is free software; you can redistribute it and/or modify  *
   6  *   it under the terms of the GNU General Public License as published by  *
   7  *   the Free Software Foundation; either version 2 of the License, or     *
   8  *   (at your option) any later version.                                   *
   9  *                                                                         *
  10  *   This program is distributed in the hope that it will be useful,       *
  11  *   but WITHOUT ANY WARRANTY; without even the implied warranty of        *
  12  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the         *
  13  *   GNU General Public License for more details.                          *
  14  *                                                                         *
  15  *   You should have received a copy of the GNU General Public License     *
  16  *   along with this program; if not, write to the                         *
  17  *   Free Software Foundation, Inc.,                                       *
  18  *   59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.             *
  19  ***************************************************************************/
  20 #ifndef VECTOR_H
  21 #define VECTOR_H
  22
  23 #include <iostream>
  24
  25 /**
  26         @author Scott West <westsg2@mcmaster.ca>
  27 */
  28 class Vector{
  29  public:
  30   Vector ();
  31   Vector(double x, double y, double z);
  32   Vector(const Vector&);
  33
  34   ~Vector();
  35
  36   double dot (const Vector& v2) const;
  37   Vector cross (const Vector& v2) const;
  38   Vector add (const Vector& v2) const;
  39   Vector sub (const Vector& v2) const;
  40
  41   Vector operator+(const Vector& v2) const { return this->add(v2); };
  42   Vector operator-(const Vector& v2) const { return this->sub(v2); };
  43
  44   Vector scale (double s) const;
  45   Vector norm () const ;
  46   double length () const;
  47
  48   double x, y, z;
  49
  50  private:
  51   friend std::ostream& operator<<(std::ostream & os, const Vector& v)
  52     {
  53       return os << "<" << v.x << "," << v.y << "," << v.z << ">";
  54     }
  55 };
  56
  57 #endif