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//------------------------------------------------------------
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//------------------------------------------------------------
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// MAGiC
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// Jean Christophe Cuillière et Vincent FRANCOIS
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// Département de Génie Mécanique - UQTR
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//------------------------------------------------------------
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// Le projet MAGIC est un projet de recherche du département
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// de génie mécanique de l'Université du Québec à
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// Trois Rivières
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// Les librairies ne peuvent être utilisées sans l'accord
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// des auteurs (contact : francois@uqtr.ca)
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//------------------------------------------------------------
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//------------------------------------------------------------
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//
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// mg_face.cpp
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//
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//------------------------------------------------------------
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//------------------------------------------------------------
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// COPYRIGHT 2000
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// Version du 02/03/2006 à 11H22
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//------------------------------------------------------------
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//------------------------------------------------------------
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#include "gestionversion.h"
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#include <math.h>
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#include "mg_face.h"
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#include "geom.h"
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//#include "message.h"
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//#include "affiche.h"
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#include "ot_mathematique.h"
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MG_FACE::MG_FACE(std::string idori,unsigned long num,MG_SURFACE* srf,int sens):MG_ELEMENT_TOPOLOGIQUE(num,idori),surface(srf),orientation(sens)
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{
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}
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MG_FACE::MG_FACE(std::string idori,MG_SURFACE* srf,int sens):MG_ELEMENT_TOPOLOGIQUE(idori),surface(srf),orientation(sens)
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{
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}
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MG_FACE::MG_FACE(MG_FACE& mdd):MG_ELEMENT_TOPOLOGIQUE(mdd),lst_boucle(mdd.lst_boucle),surface(mdd.surface),orientation(mdd.orientation)
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{
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}
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MG_FACE::~MG_FACE()
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{
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//if (lst_coface.size()!=0) afficheur << WARCOFACE << this->get_id()<< enderr;
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}
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void MG_FACE::ajouter_mg_boucle(class MG_BOUCLE* mgbou)
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{
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lst_boucle.insert(lst_boucle.end(),mgbou);
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}
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void MG_FACE::supprimer_mg_boucle(class MG_BOUCLE* mgbou)
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{
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std::vector<MG_BOUCLE*>::iterator i;
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for (i=lst_boucle.begin();i!=lst_boucle.end();i++)
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{
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if ((*i)==mgbou)
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{
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lst_boucle.erase(i);
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return;
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}
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}
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}
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int MG_FACE::get_nb_mg_boucle(void)
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{
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return lst_boucle.size();
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}
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MG_BOUCLE* MG_FACE::get_mg_boucle(int num)
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{
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return lst_boucle[num];
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}
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void MG_FACE::ajouter_mg_coface(class MG_COFACE* coface)
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{
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lst_coface.insert(lst_coface.end(),coface);
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}
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int MG_FACE::get_nb_mg_coface(void)
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{
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return lst_coface.size();
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}
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void MG_FACE::supprimer_mg_coface(class MG_COFACE* coface)
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{
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std::vector<MG_COFACE*>::iterator i;
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for (i=lst_coface.begin();i!=lst_coface.end();i++)
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{
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if ((*i)==coface)
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{
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lst_coface.erase(i);
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return;
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}
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}
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}
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MG_COFACE* MG_FACE::get_mg_coface(int num)
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{
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return lst_coface[num];
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}
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MG_SURFACE* MG_FACE::get_surface(void)
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{
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return surface;
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}
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int MG_FACE::get_dimension(void)
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{
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return 2;
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}
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int MG_FACE::get_orientation(void)
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{
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return orientation;
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}
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int MG_FACE::valide_parametre_u(double& u)
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{
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if (surface->est_periodique_u()) return 1;
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double param=u;
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if (orientation!=MEME_SENS) param=surface->get_umin()+surface->get_umax()-param;
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double param_min,param_max;
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param_min=surface->get_umin();
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param_max=surface->get_umax();
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if (param<param_min)
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{
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u=param_min;
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if (orientation!=MEME_SENS) u=surface->get_umin()+surface->get_umax()-u;
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return 0;
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}
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if (param>param_max)
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{
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u=param_max;
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if (orientation!=MEME_SENS) u=surface->get_umin()+surface->get_umax()-u;
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return 0;
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}
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return 1;
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}
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int MG_FACE::valide_parametre_v(double& v)
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{
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if (surface->est_periodique_v()) return 1;
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double param=v;
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double param_min,param_max;
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param_min=surface->get_vmin();
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param_max=surface->get_vmax();
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if (param<param_min)
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{
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v=param_min;
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return 0;
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}
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if (param>param_max)
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{
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v=param_max;
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return 0;
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}
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return 1;
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}
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void MG_FACE::evaluer(double *uv,double *xyz)
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{
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double param[2]={uv[0],uv[1]};
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if (orientation!=MEME_SENS) param[0]=surface->get_umin()+surface->get_umax()-param[0];
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surface->evaluer(param,xyz);
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}
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void MG_FACE::deriver(double *uv,double *xyzdu, double *xyzdv)
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{
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double param[2]={uv[0],uv[1]};
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if (orientation!=MEME_SENS) param[0]=surface->get_umin()+surface->get_umax()-param[0];
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surface->deriver(param,xyzdu,xyzdv);
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if (orientation!=MEME_SENS)
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{
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xyzdu[0]=-xyzdu[0];
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xyzdu[1]=-xyzdu[1];
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xyzdu[2]=-xyzdu[2];
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}
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}
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void MG_FACE::deriver_seconde(double *uv,double* xyzduu,double* xyzduv,double* xyzdvv,double *xyz , double *xyzdu, double *xyzdv)
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{
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double param[2]={uv[0],uv[1]};
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if (orientation!=MEME_SENS) param[0]=surface->get_umin()+surface->get_umax()-param[0];
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surface->deriver_seconde(param,xyzduu,xyzduv,xyzdvv,xyz,xyzdu,xyzdv);
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if (orientation!=MEME_SENS)
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{
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xyzdu[0]=-xyzdu[0];
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xyzdu[1]=-xyzdu[1];
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xyzdu[2]=-xyzdu[2];
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xyzduv[0]=-xyzduv[0];
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xyzduv[1]=-xyzduv[1];
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xyzduv[2]=-xyzduv[2];
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}
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}
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void MG_FACE::inverser(double *uv,double *xyz,double precision)
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{
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surface->inverser(uv,xyz,precision);
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if (orientation!=MEME_SENS) uv[0]=surface->get_umin()+surface->get_umax()-uv[0];
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}
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void MG_FACE::calcul_normale(double *uv,double *normale)
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{
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double xyzdu[3];
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double xyzdv[3];
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deriver(uv,xyzdu,xyzdv);
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OT_VECTEUR_3D xu(xyzdu);
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OT_VECTEUR_3D xv(xyzdv);
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OT_VECTEUR_3D n=xu&xv;
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normale[0]=n.get_x();
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normale[1]=n.get_y();
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normale[2]=n.get_z();
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}
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void MG_FACE::calcul_normale_unitaire(double *uv,double *normale)
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{
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double xyzdu[3];
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double xyzdv[3];
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deriver(uv,xyzdu,xyzdv);
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OT_VECTEUR_3D xu(xyzdu);
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OT_VECTEUR_3D xv(xyzdv);
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OT_VECTEUR_3D n=xu&xv;
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n.norme();
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normale[0]=n.get_x();
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normale[1]=n.get_y();
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normale[2]=n.get_z();
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}
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void MG_FACE::get_EFG(double *uv,double& E,double& F,double& G)
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{
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double xyzdu[3];
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double xyzdv[3];
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deriver(uv,xyzdu,xyzdv);
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E=xyzdu[0]*xyzdu[0]+xyzdu[1]*xyzdu[1]+xyzdu[2]*xyzdu[2];
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F=xyzdu[0]*xyzdv[0]+xyzdu[1]*xyzdv[1]+xyzdu[2]*xyzdv[2];
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G=xyzdv[0]*xyzdv[0]+xyzdv[1]*xyzdv[1]+xyzdv[2]*xyzdv[2];
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}
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void MG_FACE::get_M(double *uv,double& M1,double& M2,double& M3)
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{
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double E,F,G;
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double xyz[3],xyzdu[3],xyzdv[3],xyzduu[3],xyzduv[3],xyzdvv[3];
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deriver_seconde(uv,xyzduu,xyzduv,xyzdvv,xyz,xyzdu,xyzdv);
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E=xyzdu[0]*xyzdu[0]+xyzdu[1]*xyzdu[1]+xyzdu[2]*xyzdu[2];
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//F=xyzdu[0]*xyzdv[0]+xyzdu[1]*xyzdv[1]+xyzdu[2]*xyzdv[2];
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G=xyzdv[0]*xyzdv[0]+xyzdv[1]*xyzdv[1]+xyzdv[2]*xyzdv[2];
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double Edu=2.*(xyzdu[0]*xyzduu[0]+xyzdu[1]*xyzduu[1]+xyzdu[2]*xyzduu[2]);
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double Gdv=2.*(xyzdv[0]*xyzdvv[0]+xyzdv[1]*xyzdvv[1]+xyzdv[2]*xyzdvv[2]);
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double Edv=2.*(xyzdu[0]*xyzduv[0]+xyzdu[1]*xyzduv[1]+xyzdu[2]*xyzduv[2]);
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double Gdu=2.*(xyzdv[0]*xyzduv[0]+xyzdv[1]*xyzduv[1]+xyzdv[2]*xyzduv[2]);
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double m1[3],m2[3],m3[3];
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m1[0]=xyzduu[0]/E-0.5*Edu*xyzdu[0]/E/E;
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m1[1]=xyzduu[1]/E-0.5*Edu*xyzdu[1]/E/E;
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m1[2]=xyzduu[2]/E-0.5*Edu*xyzdu[2]/E/E;
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m2[0]=xyzduv[0]/sqrt(E*G)-0.5*xyzdu[0]*Edv/E/sqrt(E*G)-0.5*xyzdv[0]*Gdu/G/sqrt(E*G);
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m2[1]=xyzduv[1]/sqrt(E*G)-0.5*xyzdu[1]*Edv/E/sqrt(E*G)-0.5*xyzdv[1]*Gdu/G/sqrt(E*G);
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m2[2]=xyzduv[2]/sqrt(E*G)-0.5*xyzdu[2]*Edv/E/sqrt(E*G)-0.5*xyzdv[2]*Gdu/G/sqrt(E*G);
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m3[0]=xyzdvv[0]/G-0.5*Gdv*xyzdv[0]/G/G;
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m3[1]=xyzdvv[1]/G-0.5*Gdv*xyzdv[1]/G/G;
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m3[2]=xyzdvv[2]/G-0.5*Gdv*xyzdv[2]/G/G;
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M1=sqrt(m1[0]*m1[0]+m1[1]*m1[1]+m1[2]*m1[2]);
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M2=sqrt(m2[0]*m2[0]+m2[1]*m2[1]+m2[2]*m2[2]);
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M3=sqrt(m3[0]*m3[0]+m3[1]*m3[1]+m3[2]*m3[2]);
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}
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void MG_FACE::get_LMN(double *uv,double& L,double& M,double &N)
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{
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double xyz[3],xyzdu[3],xyzdv[3],xyzduu[3],xyzduv[3],xyzdvv[3],normal[3];
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deriver_seconde(uv,xyzduu,xyzduv,xyzdvv,xyz,xyzdu,xyzdv);
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calcul_normale_unitaire(uv,normal);
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L=xyzduu[0]*normal[0]+xyzduu[1]*normal[1]+xyzduu[2]*normal[2];
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M=xyzduv[0]*normal[0]+xyzduv[1]*normal[1]+xyzduv[2]*normal[2];
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N=xyzdvv[0]*normal[0]+xyzdvv[1]*normal[1]+xyzdvv[2]*normal[2];
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}
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void MG_FACE::get_courbure(double *uv,double& cmax,double& cmin)
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{
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double E,F,G,L,M,N;
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get_EFG(uv,E,F,G);
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get_LMN(uv,L,M,N);
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double a=E*G-F*F;
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double b=-E*N-G*L+2*F*M;
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double c=L*N-M*M;
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double delta=b*b-4*a*c;
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if (delta<0.00000001) delta=0.;
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double x1=(-b+sqrt(delta))/2./a;
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double x2=(-b-sqrt(delta))/2./a;
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if (fabs(x1)>fabs(x2)) {cmax=x1;cmin=x2;} else {cmax=x2;cmin=x1;}
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}
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void MG_FACE::enregistrer(std::ostream& o)
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{
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|
|
o << "%" << get_id() << "=FACE("<< get_idoriginal() << ",$" << surface->get_id() << ",(";
|
| 310 |
|
|
for (unsigned int i=0;i<lst_boucle.size();i++)
|
| 311 |
|
|
{
|
| 312 |
|
|
o << "$" << lst_boucle[i]->get_id();
|
| 313 |
|
|
if (i!=lst_boucle.size()-1) o << ","; else o << ")";
|
| 314 |
|
|
}
|
| 315 |
|
|
int nb=get_nb_ccf();
|
| 316 |
|
|
o << "," << orientation << "," << nb;
|
| 317 |
|
|
if (nb!=0)
|
| 318 |
|
|
{
|
| 319 |
|
|
o << ",(";
|
| 320 |
|
|
for (int i=0;i<nb;i++)
|
| 321 |
|
|
{
|
| 322 |
|
|
char nom[3];
|
| 323 |
|
|
get_type_ccf(i,nom);
|
| 324 |
|
|
o << "(" << nom << "," << get_valeur_ccf(i) << ")";
|
| 325 |
|
|
if (i!=nb-1) o << "," ;
|
| 326 |
|
|
}
|
| 327 |
|
|
o << ")";
|
| 328 |
|
|
}
|
| 329 |
|
|
o << ");" << std::endl;
|
| 330 |
|
|
}
|
| 331 |
|
|
|
| 332 |
|
|
|
