/***************************************************************************
 *            vector.h
 *
 *  Copyright  2010 - Steffen Pohle
 *  steffen@gulpe.de
 ****************************************************************************/

/*
 *  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 2 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, write to the Free Software
 *  Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
 */

#ifndef _VECTOR_H_
#define _VECTOR_H_

#include "osmroute.h"

extern fPoint vec_normale (fPoint veca, fPoint vecb);
extern fPoint vec_add (fPoint veca, fPoint vecb);
extern fPoint vec_sub (fPoint veca, fPoint vecb);
extern fPoint vec_one (fPoint veca);
extern fPoint vec_turn90 (fPoint veca);
extern fPoint vec_mirror (fPoint veca);
extern float vec_len (fPoint veca);
extern fPoint vec_mul (fPoint v, float f);

extern float point_angle (fPoint v1, fPoint v2, fPoint v3);

#endif
