1 /*# ---------------------------------------------------------------------
3 # Copyright (c) CREATIS (Centre de Recherche en Acquisition et Traitement de l'Image
5 # Authors : Eduardo Davila, Frederic Cervenansky, Claire Mouton
6 # Previous Authors : Laurent Guigues, Jean-Pierre Roux
7 # CreaTools website : www.creatis.insa-lyon.fr/site/fr/creatools_accueil
9 # This software is governed by the CeCILL-B license under French law and
10 # abiding by the rules of distribution of free software. You can use,
11 # modify and/ or redistribute the software under the terms of the CeCILL-B
12 # license as circulated by CEA, CNRS and INRIA at the following URL
13 # http://www.cecill.info/licences/Licence_CeCILL-B_V1-en.html
14 # or in the file LICENSE.txt.
16 # As a counterpart to the access to the source code and rights to copy,
17 # modify and redistribute granted by the license, users are provided only
18 # with a limited warranty and the software's author, the holder of the
19 # economic rights, and the successive licensors have only limited
22 # The fact that you are presently reading this means that you have had
23 # knowledge of the CeCILL-B license and that you accept its terms.
24 # ------------------------------------------------------------------------ */
29 // ----------------------------------------------------------------------------
30 // ----------------------------------------------------------------------------
37 // ----------------------------------------------------------------------------
38 marLine::marLine(double x1, double y1, double x2, double y2){
39 this->a = y2 - y1; //REVISAR SIGNO
41 this->c = (y1 - y2) * x1 + (x2 - x1)*y1;
44 // ----------------------------------------------------------------------------
45 marLine::marLine(double a, double b){
51 // ----------------------------------------------------------------------------
52 void marLine::getNormal(double *a, double *b){
57 // ----------------------------------------------------------------------------
58 void marLine::getIntersect(double a, double b, double c, double *x, double *y){
72 *x = (c*this->b - this->c*b) / (this->a*b - a*this->b);
77 *y = -this->c/this->b;
79 *y = (-this->a*(*x) - this->c) / this->b;
83 if (*x < 0 || *y < 0){
89 // ----------------------------------------------------------------------------
90 double marLine::getA(){
94 // ----------------------------------------------------------------------------
95 double marLine::getB(){
99 // ----------------------------------------------------------------------------
100 double marLine::getC(){
104 // ----------------------------------------------------------------------------