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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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// sat_cone.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 11H24
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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 "constantegeo.h"
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#include "sat_cone.h"
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#include "ot_mathematique.h"
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SAT_CONE::SAT_CONE(unsigned long num):SAT_SURFACE(num)
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{
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}
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SAT_CONE::SAT_CONE():SAT_SURFACE()
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{
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}
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SAT_CONE::~SAT_CONE()
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{
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}
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void SAT_CONE::calcule_parametre(void)
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{
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a=sqrt(major[0]*major[0]+major[1]*major[1]+major[2]*major[2]);
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OT_VECTEUR_3D u(major);
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OT_VECTEUR_3D w(normal);
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OT_VECTEUR_3D v=w&u;
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minor[0]=v.get_x();
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minor[1]=v.get_y();
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minor[2]=v.get_z();
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u.norme();
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w.norme();
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v.norme();
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major[0]=u.get_x();
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major[1]=u.get_y();
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major[2]=u.get_z();
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minor[0]=v.get_x();
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minor[1]=v.get_y();
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minor[2]=v.get_z();
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normal[0]=w.get_x();
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normal[1]=w.get_y();
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normal[2]=w.get_z();
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if (cosalpha<0.) un=-1.0; else un=1.0;
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}
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void SAT_CONE::evaluer(double *uv,double *xyz)
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{
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double xtmp,ytmp,ztmp;
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xtmp=a*(1.+un*uv[1]*sinalpha/cosalpha)*cos(uv[0]);
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ytmp=a*ratio*(1.+un*uv[1]*sinalpha/cosalpha)*sin(uv[0]);
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ztmp=un*a*uv[1];
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xyz[0]=center[0]+major[0]*xtmp+minor[0]*ytmp+normal[0]*ztmp;
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xyz[1]=center[1]+major[1]*xtmp+minor[1]*ytmp+normal[1]*ztmp;
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xyz[2]=center[2]+major[2]*xtmp+minor[2]*ytmp+normal[2]*ztmp;
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}
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void SAT_CONE::deriver(double *uv,double *xyzdu, double *xyzdv)
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{
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double xtmp,ytmp,ztmp;
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xtmp=-a*(1.+un*uv[1]*sinalpha/cosalpha)*sin(uv[0]);
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ytmp=a*ratio*(1.+un*uv[1]*sinalpha/cosalpha)*cos(uv[0]);
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ztmp=0.;
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xyzdu[0]=major[0]*xtmp+minor[0]*ytmp+normal[0]*ztmp;
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xyzdu[1]=major[1]*xtmp+minor[1]*ytmp+normal[1]*ztmp;
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xyzdu[2]=major[2]*xtmp+minor[2]*ytmp+normal[2]*ztmp;
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xtmp=un*a*sinalpha/cosalpha*cos(uv[0]);
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ytmp=un*a*ratio*sinalpha/cosalpha*sin(uv[0]);
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ztmp=un*a;
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xyzdv[0]=major[0]*xtmp+minor[0]*ytmp+normal[0]*ztmp;
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xyzdv[1]=major[1]*xtmp+minor[1]*ytmp+normal[1]*ztmp;
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xyzdv[2]=major[2]*xtmp+minor[2]*ytmp+normal[2]*ztmp;
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}
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void SAT_CONE::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 xtmp,ytmp,ztmp;
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xtmp=-a*(1.+un*uv[1]*sinalpha/cosalpha)*cos(uv[0]);
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ytmp=-a*ratio*(1.+un*uv[1]*sinalpha/cosalpha)*sin(uv[0]);
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ztmp=0.;
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xyzduu[0]=major[0]*xtmp+minor[0]*ytmp+normal[0]*ztmp;
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xyzduu[1]=major[1]*xtmp+minor[1]*ytmp+normal[1]*ztmp;
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xyzduu[2]=major[2]*xtmp+minor[2]*ytmp+normal[2]*ztmp;
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xtmp=(-a*un*sinalpha/cosalpha*sin(uv[0]));
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ytmp=a*un*ratio*sinalpha/cosalpha*cos(uv[0]);
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ztmp=0.;
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xyzduv[0]=major[0]*xtmp+minor[0]*ytmp+normal[0]*ztmp;
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xyzduv[1]=major[1]*xtmp+minor[1]*ytmp+normal[1]*ztmp;
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xyzduv[2]=major[2]*xtmp+minor[2]*ytmp+normal[2]*ztmp;
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xyzdvv[0]=0.;
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xyzdvv[1]=0.;
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xyzdvv[2]=0.;
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if ((xyzdu!=NULL) && (xyzdv!=NULL ) ) deriver(uv,xyzdu,xyzdv);
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if (xyz!=NULL) evaluer(uv,xyz);
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}
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void SAT_CONE::inverser(double *uv,double *xyz,double precision)
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{
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double xtmp,ytmp,ztmp;
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xtmp=major[0]*(xyz[0]-center[0])+major[1]*(xyz[1]-center[1])+major[2]*(xyz[2]-center[2]);
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ytmp=minor[0]*(xyz[0]-center[0])+minor[1]*(xyz[1]-center[1])+minor[2]*(xyz[2]-center[2]);
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ztmp=normal[0]*(xyz[0]-center[0])+normal[1]*(xyz[1]-center[1])+normal[2]*(xyz[2]-center[2]);
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uv[1]=un*ztmp/a;
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double cs=xtmp/(a*(1.+un*uv[1]*sinalpha/cosalpha));
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double sn=ytmp/(a*ratio*(1.+un*uv[1]*sinalpha/cosalpha));
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if (cs>1) cs=1.;
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if (cs<(-1)) cs=(-1.);
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double angle=acos((double)cs);
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if (sn<(-0.0001)) angle=(-angle);
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if (angle<0) angle=angle+2*M_PI;
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uv[0]=angle;
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}
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int SAT_CONE::est_periodique_u(void)
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{
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return 1;
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}
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int SAT_CONE::est_periodique_v(void)
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{
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return 0;
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}
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double SAT_CONE::get_periode_u(void)
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{
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return 2*M_PI;
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}
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double SAT_CONE::get_periode_v(void)
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{
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return 0.;
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}
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double SAT_CONE::get_umin(void)
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{
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return 0;
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}
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double SAT_CONE::get_umax(void)
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{
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return 2*M_PI;
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}
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double SAT_CONE::get_vmin(void)
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{
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return -1e300;
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}
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double SAT_CONE::get_vmax(void)
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{
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return 1e300;
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}
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int SAT_CONE::get_type_geometrique(TPL_LISTE_ENTITE<double> ¶m)
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{
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param.ajouter(center[0]);
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param.ajouter(center[1]);
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param.ajouter(center[2]);
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param.ajouter(major[0]);
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param.ajouter(major[1]);
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param.ajouter(major[2]);
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param.ajouter(normal[0]);
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param.ajouter(normal[1]);
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param.ajouter(normal[2]);
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param.ajouter(a);
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param.ajouter(a*ratio);
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param.ajouter(cosalpha);
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param.ajouter(sinalpha);
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return MGCo_CONE;
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}
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francois |
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void SAT_CONE::get_param_NURBS(int& indx_premier_ptctr,TPL_LISTE_ENTITE<double> ¶m)
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{
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// For a plan the net controls point is
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double uv[2];
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double xyz[3];
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// The first parameter indicate the code access
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param.ajouter(2);
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// The follewing two parameters of the list indicate the orders of the net points
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//this is for the cylindrical control net (alpha=Pi/2)
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double xtmp,ytmp,ztmp;
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souaissa |
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if(sinalpha==0)
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{
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param.ajouter(4);
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param.ajouter(2);
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// The follewing two parameters indicate the number of rows and colons of the control points
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// respectively to the two parameters directions
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param.ajouter(7);
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param.ajouter(2);
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// this present the knot vector in the u-direction
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param.ajouter(0);
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param.ajouter(0);
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param.ajouter(0);
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param.ajouter(0.25);
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param.ajouter(0.5);
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param.ajouter(0.5);
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param.ajouter(0.75);
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param.ajouter(1);
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param.ajouter(1);
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param.ajouter(1);
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//This present the knot vector in the v-direction
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param.ajouter(0);
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param.ajouter(0);
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param.ajouter(1);
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param.ajouter(1);
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for(int j=0;j<2;j++)
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{
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double z_inf=10e6;
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if (j==0)
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z_inf=-z_inf;
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if(j==1)
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z_inf=z_inf;
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// the first control point have local cordinate (rayon,0)
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xtmp=a;
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ytmp=0;
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ztmp=un*a*z_inf;
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xyz[0]=center[0]+major[0]*xtmp+minor[0]*ytmp+normal[0]*ztmp;
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xyz[1]=center[1]+major[1]*xtmp+minor[1]*ytmp+normal[1]*ztmp;
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xyz[2]=center[2]+major[2]*xtmp+minor[2]*ytmp+normal[2]*ztmp;
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param.ajouter(xyz[0]);
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param.ajouter(xyz[1]);
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param.ajouter(xyz[2]);
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param.ajouter(1);
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// The second control point have such local cordinate (rayon,rayon)
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ytmp=a;
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xyz[0]=center[0]+major[0]*xtmp+minor[0]*ytmp+normal[0]*ztmp;
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xyz[1]=center[1]+major[1]*xtmp+minor[1]*ytmp+normal[1]*ztmp;
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xyz[2]=center[2]+major[2]*xtmp+minor[2]*ytmp+normal[2]*ztmp;
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param.ajouter(xyz[0]);
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param.ajouter(xyz[1]);
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param.ajouter(xyz[2]);
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param.ajouter(0.5);
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//the third control point have such local cordinate (-rayon,rayon)
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xtmp=-a;
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xyz[0]=center[0]+major[0]*xtmp+minor[0]*ytmp+normal[0]*ztmp;
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xyz[1]=center[1]+major[1]*xtmp+minor[1]*ytmp+normal[1]*ztmp;
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xyz[2]=center[2]+major[2]*xtmp+minor[2]*ytmp+normal[2]*ztmp;
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param.ajouter(xyz[0]);
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param.ajouter(xyz[1]);
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param.ajouter(xyz[2]);
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param.ajouter(0.5);
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//The forth point have the local cordinate at(-rayon,rayon)
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ytmp=0;
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xyz[0]=center[0]+major[0]*xtmp+minor[0]*ytmp+normal[0]*ztmp;
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xyz[1]=center[1]+major[1]*xtmp+minor[1]*ytmp+normal[1]*ztmp;
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xyz[2]=center[2]+major[2]*xtmp+minor[2]*ytmp+normal[2]*ztmp;
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param.ajouter(xyz[0]);
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param.ajouter(xyz[1]);
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param.ajouter(xyz[2]);
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param.ajouter(1);
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//the fifth control point have the corfinate in the local cordinate (-rayon,-rayon)
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ytmp=-a;
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xyz[0]=center[0]+major[0]*xtmp+minor[0]*ytmp+normal[0]*ztmp;
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| 334 |
|
|
xyz[1]=center[1]+major[1]*xtmp+minor[1]*ytmp+normal[1]*ztmp;
|
| 335 |
|
|
xyz[2]=center[2]+major[2]*xtmp+minor[2]*ytmp+normal[2]*ztmp;
|
| 336 |
|
|
|
| 337 |
|
|
param.ajouter(xyz[0]);
|
| 338 |
|
|
param.ajouter(xyz[1]);
|
| 339 |
|
|
param.ajouter(xyz[2]);
|
| 340 |
|
|
param.ajouter(0.5);
|
| 341 |
|
|
|
| 342 |
|
|
//The sixth control point have the cordiante in the local coordinate (rayon,-rayon)
|
| 343 |
|
|
|
| 344 |
|
|
|
| 345 |
|
|
xtmp=a;
|
| 346 |
|
|
|
| 347 |
|
|
|
| 348 |
|
|
xyz[0]=center[0]+major[0]*xtmp+minor[0]*ytmp+normal[0]*ztmp;
|
| 349 |
|
|
xyz[1]=center[1]+major[1]*xtmp+minor[1]*ytmp+normal[1]*ztmp;
|
| 350 |
|
|
xyz[2]=center[2]+major[2]*xtmp+minor[2]*ytmp+normal[2]*ztmp;
|
| 351 |
|
|
|
| 352 |
|
|
|
| 353 |
|
|
param.ajouter(xyz[0]);
|
| 354 |
|
|
param.ajouter(xyz[1]);
|
| 355 |
|
|
param.ajouter(xyz[2]);
|
| 356 |
|
|
param.ajouter(0.5);
|
| 357 |
|
|
|
| 358 |
|
|
//The last control point have the same local cordinate with rhe first control point (rayon, 0)
|
| 359 |
|
|
|
| 360 |
|
|
|
| 361 |
|
|
ytmp=0;
|
| 362 |
|
|
|
| 363 |
|
|
xyz[0]=center[0]+major[0]*xtmp+minor[0]*ytmp+normal[0]*ztmp;
|
| 364 |
|
|
xyz[1]=center[1]+major[1]*xtmp+minor[1]*ytmp+normal[1]*ztmp;
|
| 365 |
|
|
xyz[2]=center[2]+major[2]*xtmp+minor[2]*ytmp+normal[2]*ztmp;
|
| 366 |
|
|
|
| 367 |
|
|
param.ajouter(xyz[0]);
|
| 368 |
|
|
param.ajouter(xyz[1]);
|
| 369 |
|
|
param.ajouter(xyz[2]);
|
| 370 |
|
|
param.ajouter(1);
|
| 371 |
|
|
}
|
| 372 |
|
|
|
| 373 |
|
|
}
|
| 374 |
|
|
|
| 375 |
|
|
//this is for the conical surface control net (alpha!=0)
|
| 376 |
|
|
|
| 377 |
souaissa |
81 |
if (sinalpha!=0)
|
| 378 |
|
5 |
{
|
| 379 |
|
|
param.ajouter(2);
|
| 380 |
|
|
param.ajouter(4);
|
| 381 |
|
|
|
| 382 |
|
|
// The follewing two parameters indicate the number of rows and colons of the control points
|
| 383 |
|
|
// respectively to the two parameters directions
|
| 384 |
|
|
|
| 385 |
|
|
param.ajouter(2);
|
| 386 |
|
|
param.ajouter(7);
|
| 387 |
|
|
|
| 388 |
|
|
// this present the knot vector in the u-direction
|
| 389 |
francois |
19 |
param.ajouter(0);
|
| 390 |
|
|
param.ajouter(0);
|
| 391 |
|
|
param.ajouter(1);
|
| 392 |
|
|
param.ajouter(1);
|
| 393 |
|
5 |
|
| 394 |
francois |
19 |
//This present the knot vector in the v-direction
|
| 395 |
|
5 |
param.ajouter(0);
|
| 396 |
|
|
param.ajouter(0);
|
| 397 |
|
|
param.ajouter(0);
|
| 398 |
|
|
param.ajouter(0.25);
|
| 399 |
|
|
param.ajouter(0.5);
|
| 400 |
|
|
param.ajouter(0.5);
|
| 401 |
|
|
param.ajouter(0.75);
|
| 402 |
|
|
param.ajouter(1);
|
| 403 |
|
|
param.ajouter(1);
|
| 404 |
|
|
param.ajouter(1);
|
| 405 |
|
|
|
| 406 |
|
|
|
| 407 |
|
|
//================================================================
|
| 408 |
|
|
//sommmt de la cone
|
| 409 |
|
|
//================================================================
|
| 410 |
|
|
//the control point at the sommet of the cone
|
| 411 |
|
|
|
| 412 |
|
|
xtmp=0;
|
| 413 |
|
|
ytmp=0;
|
| 414 |
souaissa |
81 |
//double z_sommet_cone= -a/(sinalpha/cosalpha) ;
|
| 415 |
|
|
double z_sommet_cone= un*a*sinalpha/cosalpha ;
|
| 416 |
|
5 |
|
| 417 |
|
|
double x_som=center[0]+major[0]*xtmp+minor[0]*ytmp+normal[0]*z_sommet_cone;
|
| 418 |
|
|
double y_som=center[1]+major[1]*xtmp+minor[1]*ytmp+normal[1]*z_sommet_cone;
|
| 419 |
|
|
double z_som=center[2]+major[2]*xtmp+minor[2]*ytmp+normal[2]*z_sommet_cone;
|
| 420 |
|
|
|
| 421 |
|
|
//================================================================
|
| 422 |
|
|
//the first control point is placed at the cordinate point (rayon,0)
|
| 423 |
|
|
//================================================================
|
| 424 |
|
|
|
| 425 |
souaissa |
81 |
//ztmp=(10e6-a)/fabs(sinalpha/cosalpha);
|
| 426 |
|
|
ztmp=(10e6-a)/(un*sinalpha/cosalpha);
|
| 427 |
|
5 |
double r= ztmp*(sinalpha/cosalpha);
|
| 428 |
|
|
|
| 429 |
|
|
|
| 430 |
|
|
xtmp=r;
|
| 431 |
|
|
ytmp=0;
|
| 432 |
souaissa |
81 |
//ztmp=un*a*ztmp;
|
| 433 |
|
5 |
|
| 434 |
|
|
xyz[0]=center[0]+major[0]*xtmp+minor[0]*ytmp+normal[0]*ztmp;
|
| 435 |
|
|
xyz[1]=center[1]+major[1]*xtmp+minor[1]*ytmp+normal[1]*ztmp;
|
| 436 |
|
|
xyz[2]=center[2]+major[2]*xtmp+minor[2]*ytmp+normal[2]*ztmp;
|
| 437 |
|
|
|
| 438 |
|
|
param.ajouter(xyz[0]);
|
| 439 |
|
|
param.ajouter(xyz[1]);
|
| 440 |
|
|
param.ajouter(xyz[2]);
|
| 441 |
|
|
param.ajouter(1);
|
| 442 |
|
|
|
| 443 |
|
|
//================================================================
|
| 444 |
|
|
//sommmt de la cone
|
| 445 |
|
|
//================================================================
|
| 446 |
|
|
param.ajouter(x_som);
|
| 447 |
|
|
param.ajouter(y_som);
|
| 448 |
|
|
param.ajouter(z_som);
|
| 449 |
|
|
param.ajouter(1);
|
| 450 |
|
|
//================================================================
|
| 451 |
|
|
// the second control point have such local cordinate (rayon,rayon)
|
| 452 |
|
|
//================================================================
|
| 453 |
|
|
ytmp=r;
|
| 454 |
|
|
|
| 455 |
|
|
xyz[0]=center[0]+major[0]*xtmp+minor[0]*ytmp+normal[0]*ztmp;
|
| 456 |
|
|
xyz[1]=center[1]+major[1]*xtmp+minor[1]*ytmp+normal[1]*ztmp;
|
| 457 |
|
|
xyz[2]=center[2]+major[2]*xtmp+minor[2]*ytmp+normal[2]*ztmp;
|
| 458 |
|
|
|
| 459 |
|
|
param.ajouter(xyz[0]);
|
| 460 |
|
|
param.ajouter(xyz[1]);
|
| 461 |
|
|
param.ajouter(xyz[2]);
|
| 462 |
|
|
param.ajouter(0.5);
|
| 463 |
|
|
|
| 464 |
|
|
//================================================================
|
| 465 |
|
|
//sommmt de la cone
|
| 466 |
|
|
//================================================================
|
| 467 |
|
|
param.ajouter(x_som);
|
| 468 |
|
|
param.ajouter(y_som);
|
| 469 |
|
|
param.ajouter(z_som);
|
| 470 |
|
|
param.ajouter(0.5);
|
| 471 |
|
|
//================================================================
|
| 472 |
|
|
//the third control point have such local cordinate (-rayon,rayon)
|
| 473 |
|
|
//================================================================
|
| 474 |
|
|
xtmp=-r;
|
| 475 |
|
|
|
| 476 |
|
|
xyz[0]=center[0]+major[0]*xtmp+minor[0]*ytmp+normal[0]*ztmp;
|
| 477 |
|
|
xyz[1]=center[1]+major[1]*xtmp+minor[1]*ytmp+normal[1]*ztmp;
|
| 478 |
|
|
xyz[2]=center[2]+major[2]*xtmp+minor[2]*ytmp+normal[2]*ztmp;
|
| 479 |
|
|
|
| 480 |
|
|
param.ajouter(xyz[0]);
|
| 481 |
|
|
param.ajouter(xyz[1]);
|
| 482 |
|
|
param.ajouter(xyz[2]);
|
| 483 |
|
|
|
| 484 |
|
|
param.ajouter(0.5);
|
| 485 |
|
|
//================================================================
|
| 486 |
|
|
//sommmt de la cone
|
| 487 |
|
|
//================================================================
|
| 488 |
|
|
param.ajouter(x_som);
|
| 489 |
|
|
param.ajouter(y_som);
|
| 490 |
|
|
param.ajouter(z_som);
|
| 491 |
|
|
param.ajouter(0.5);
|
| 492 |
|
|
//================================================================
|
| 493 |
|
|
//The forth point have the local cordinate at(-rayon,rayon)
|
| 494 |
|
|
//================================================================
|
| 495 |
|
|
|
| 496 |
|
|
ytmp=0;
|
| 497 |
|
|
|
| 498 |
|
|
xyz[0]=center[0]+major[0]*xtmp+minor[0]*ytmp+normal[0]*ztmp;
|
| 499 |
|
|
xyz[1]=center[1]+major[1]*xtmp+minor[1]*ytmp+normal[1]*ztmp;
|
| 500 |
|
|
xyz[2]=center[2]+major[2]*xtmp+minor[2]*ytmp+normal[2]*ztmp;
|
| 501 |
|
|
|
| 502 |
|
|
param.ajouter(xyz[0]);
|
| 503 |
|
|
param.ajouter(xyz[1]);
|
| 504 |
|
|
param.ajouter(xyz[2]);
|
| 505 |
|
|
param.ajouter(1);
|
| 506 |
|
|
//================================================================
|
| 507 |
|
|
//sommmt de la cone
|
| 508 |
|
|
//================================================================
|
| 509 |
|
|
param.ajouter(x_som);
|
| 510 |
|
|
param.ajouter(y_som);
|
| 511 |
|
|
param.ajouter(z_som);
|
| 512 |
|
|
param.ajouter(1);
|
| 513 |
|
|
//================================================================
|
| 514 |
souaissa |
81 |
//the fifth control point have the corfinate in the local cordinate(-rayon,-rayon)
|
| 515 |
|
5 |
//================================================================
|
| 516 |
|
|
|
| 517 |
|
|
ytmp=-r;
|
| 518 |
|
|
|
| 519 |
|
|
xyz[0]=center[0]+major[0]*xtmp+minor[0]*ytmp+normal[0]*ztmp;
|
| 520 |
|
|
xyz[1]=center[1]+major[1]*xtmp+minor[1]*ytmp+normal[1]*ztmp;
|
| 521 |
|
|
xyz[2]=center[2]+major[2]*xtmp+minor[2]*ytmp+normal[2]*ztmp;
|
| 522 |
|
|
|
| 523 |
|
|
param.ajouter(xyz[0]);
|
| 524 |
|
|
param.ajouter(xyz[1]);
|
| 525 |
|
|
param.ajouter(xyz[2]);
|
| 526 |
|
|
param.ajouter(0.5);
|
| 527 |
|
|
//================================================================
|
| 528 |
|
|
//sommmt de la cone
|
| 529 |
|
|
//================================================================
|
| 530 |
|
|
param.ajouter(x_som);
|
| 531 |
|
|
param.ajouter(y_som);
|
| 532 |
|
|
param.ajouter(z_som);
|
| 533 |
|
|
param.ajouter(1);
|
| 534 |
|
|
//================================================================
|
| 535 |
|
|
//The sixth control point have the cordiante in the local coordinate (rayon,-rayon)
|
| 536 |
|
|
//================================================================
|
| 537 |
|
|
xtmp=r;
|
| 538 |
|
|
|
| 539 |
|
|
xyz[0]=center[0]+major[0]*xtmp+minor[0]*ytmp+normal[0]*ztmp;
|
| 540 |
|
|
xyz[1]=center[1]+major[1]*xtmp+minor[1]*ytmp+normal[1]*ztmp;
|
| 541 |
|
|
xyz[2]=center[2]+major[2]*xtmp+minor[2]*ytmp+normal[2]*ztmp;
|
| 542 |
|
|
|
| 543 |
|
|
param.ajouter(xyz[0]);
|
| 544 |
|
|
param.ajouter(xyz[1]);
|
| 545 |
|
|
param.ajouter(xyz[2]);
|
| 546 |
|
|
param.ajouter(0.5);
|
| 547 |
|
|
//================================================================
|
| 548 |
|
|
//sommmt de la cone
|
| 549 |
|
|
//================================================================
|
| 550 |
|
|
param.ajouter(x_som);
|
| 551 |
|
|
param.ajouter(y_som);
|
| 552 |
|
|
param.ajouter(z_som);
|
| 553 |
|
|
param.ajouter(0.5);
|
| 554 |
|
|
//================================================================
|
| 555 |
|
|
//The last control point have the same local cordinate with rhe first control point (rayon, 0)
|
| 556 |
|
|
//================================================================
|
| 557 |
|
|
ytmp=0;
|
| 558 |
|
|
|
| 559 |
|
|
xyz[0]=center[0]+major[0]*xtmp+minor[0]*ytmp+normal[0]*ztmp;
|
| 560 |
|
|
xyz[1]=center[1]+major[1]*xtmp+minor[1]*ytmp+normal[1]*ztmp;
|
| 561 |
|
|
xyz[2]=center[2]+major[2]*xtmp+minor[2]*ytmp+normal[2]*ztmp;
|
| 562 |
|
|
|
| 563 |
|
|
param.ajouter(xyz[0]);
|
| 564 |
|
|
param.ajouter(xyz[1]);
|
| 565 |
|
|
param.ajouter(xyz[2]);
|
| 566 |
|
|
param.ajouter(1);
|
| 567 |
|
|
//================================================================
|
| 568 |
|
|
//sommmt de la cone
|
| 569 |
|
|
//================================================================
|
| 570 |
|
|
param.ajouter(x_som);
|
| 571 |
|
|
param.ajouter(y_som);
|
| 572 |
|
|
param.ajouter(z_som);
|
| 573 |
|
|
param.ajouter(1);
|
| 574 |
|
|
//================================================================
|
| 575 |
|
|
|
| 576 |
|
|
|
| 577 |
|
|
}
|
| 578 |
|
|
|
| 579 |
|
|
|
| 580 |
francois |
19 |
indx_premier_ptctr=19;
|
| 581 |
|
5 |
|
| 582 |
|
|
}
|
| 583 |
|
|
|
| 584 |
|
|
|
