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/*****************************************************************
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qu_ins_obj.c Type:Func
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insertion d un element dans l'arbre quaternaire
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Date de creation : Wed Feb 12 12:04:57 1997
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Derniere version : Fri May 9 08:33:50 1997
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Vincent FRANCOIS
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*****************************************************************/
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/**************************/
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/* include */
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#include <stdio.h>
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#include <string.h>
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#include "const.h"
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#include "memoire.h"
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#include "struct.h"
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#include "prototype.h"
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/**************************/
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/* variables globales */
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extern struct environnment env;
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extern struct s_mesh *mesh;
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/**************************/
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/* programme principal */
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void qu_ins_obj(int type,int num,struct s_quadtree *quad)
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{
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struct s_noeud *no,*no1,*no2,*no3;
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struct s_segment *seg;
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struct s_triangle *tri;
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struct s_frontiere *fr;
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struct s_front *ft;
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float bumin,bvmax,bumax,bvmin,rev_u,rev_v,du,dv;
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float u1,v1,u2,v2,u3,v3;
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rev_u=mesh->rev_u;
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rev_v=mesh->rev_v;
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if (type==NOEUD)
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{
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no=ADRESSE(num,noeud,mesh->);
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bumin=no->u;
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bvmin=no->v;
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bumax=no->u;
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bvmax=no->v;
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du=0.;
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dv=0.;
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}
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if (type==SEGMENT)
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{
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seg=ADRESSE(num,segment,mesh->);
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no1=ADRESSE(seg->n1,noeud,mesh->);
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no2=ADRESSE(seg->n2,noeud,mesh->);
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if (mesh->rev_u!=0.) du=0.5*mesh->rev_u-no1->u; else du=0.;
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if (mesh->rev_v!=0.) dv=0.5*mesh->rev_v-no1->v; else dv=0.;
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eval_decale(&u1,du,no1->u,U);
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eval_decale(&v1,dv,no1->v,V);
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eval_decale(&u2,du,no2->u,U);
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eval_decale(&v2,dv,no2->v,V);
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MINI(bumin,u1,u2);
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MAXI(bumax,u1,u2);
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MINI(bvmin,v1,v2);
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MAXI(bvmax,v1,v2);
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}
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if (type==TRIANGLE)
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{
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tri=ADRESSE(num,triangle,mesh->);
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no1=ADRESSE(tri->n1,noeud,mesh->);
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no2=ADRESSE(tri->n2,noeud,mesh->);
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no3=ADRESSE(tri->n3,noeud,mesh->);
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if (mesh->rev_u!=0.) du=0.5*mesh->rev_u-no1->u; else du=0.;
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if (mesh->rev_v!=0.) dv=0.5*mesh->rev_v-no1->v; else dv=0.;
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eval_decale(&u1,du,no1->u,U);
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eval_decale(&v1,dv,no1->v,V);
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eval_decale(&u2,du,no2->u,U);
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eval_decale(&v2,dv,no2->v,V);
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eval_decale(&u3,du,no3->u,U);
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eval_decale(&v3,dv,no3->v,V);
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MINI(bumin,u1,u2);
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MINI(bumin,bumin,u3);
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MAXI(bumax,u1,u2);
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MAXI(bumax,bumax,u3);
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MINI(bvmin,v1,v2);
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MINI(bvmin,bvmin,v3);
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MAXI(bvmax,v1,v2);
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MINI(bvmin,bvmin,v3);
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}
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if (type==FRONTIERE)
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{
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fr=ADRESSE(num,frontiere,mesh->);
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no1=fr->no1;
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no2=fr->no2;
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if (mesh->rev_u!=0.) du=0.5*mesh->rev_u-no1->u; else du=0.;
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if (mesh->rev_v!=0.) dv=0.5*mesh->rev_v-no1->v; else dv=0.;
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eval_decale(&u1,du,no1->u,U);
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eval_decale(&v1,dv,no1->v,V);
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eval_decale(&u2,du,no2->u,U);
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eval_decale(&v2,dv,no2->v,V);
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MINI(bumin,u1,u2);
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MAXI(bumax,u1,u2);
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MINI(bvmin,v1,v2);
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MAXI(bvmax,v1,v2);
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}
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if (type==FRONT)
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{
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ft=ADRESSE(num,front,mesh->);
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no1=ADRESSE(ft->n1,noeud,mesh->);
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no2=ADRESSE(ft->n2,noeud,mesh->);
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if (mesh->rev_u!=0.) du=0.5*mesh->rev_u-no1->u; else du=0.;
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if (mesh->rev_v!=0.) dv=0.5*mesh->rev_v-no1->v; else dv=0.;
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eval_decale(&u1,du,no1->u,U);
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eval_decale(&v1,dv,no1->v,V);
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eval_decale(&u2,du,no2->u,U);
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eval_decale(&v2,dv,no2->v,V);
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MINI(bumin,u1,u2);
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MAXI(bumax,u1,u2);
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MINI(bvmin,v1,v2);
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MAXI(bvmax,v1,v2);
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}
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/* recaler la boite */
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bumin=bumin-du;
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bumax=bumax-du;
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bvmin=bvmin-dv;
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bvmax=bvmax-dv;
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if ((rev_u==0.)&&(rev_v==0.))
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{
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qu_parcour2(bumin,bvmin,bumax,bvmax,quad,type,num);
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return;
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}
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if ((rev_u!=0.)&&(rev_v==0.))
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{
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if ((bumin>=0.) && (bumax<rev_u))
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{
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qu_parcour2(bumin,bvmin,bumax,bvmax,quad,type,num);
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return;
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}
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if (bumin<0.)
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{
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qu_parcour2(0.,bvmin,bumax,bvmax,quad,type,num);
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qu_parcour2(bumin+rev_u,bvmin,rev_u,bvmax,quad,type,num);
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return;
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}
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if (bumax>=rev_u)
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{
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qu_parcour2(bumin,bvmin,rev_u,bvmax,quad,type,num);
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qu_parcour2(0.,bvmin,bumax-rev_u,bvmax,quad,type,num);
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return;
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}
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}
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if ((rev_u==0.)&&(rev_v!=0.))
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{
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if ((bvmin>=0.) && (bvmax<rev_v))
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{
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qu_parcour2(bumin,bvmin,bumax,bvmax,quad,type,num);
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return;
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}
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if (bvmin<0.)
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{
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qu_parcour2(bumin,0.,bumax,bvmax,quad,type,num);
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qu_parcour2(bumin,bvmin+rev_v,bumax,rev_v,quad,type,num);
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return;
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}
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if (bvmax>=rev_v)
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{
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qu_parcour2(bumin,bvmin,bumax,rev_v,quad,type,num);
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qu_parcour2(bumin,0.,bumax,bvmax-rev_v,quad,type,num);
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return;
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}
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}
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if ((rev_u!=0.)&&(rev_v!=0.))
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{
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if ((bumin>=0.) && (bumax<rev_u) && (bvmin>=0.) && (bvmax<rev_v))
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{
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qu_parcour2(bumin,bvmin,bumax,bvmax,quad,type,num);
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return;
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}
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if ((bumin<0.)&&(bvmin<0.))
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{
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qu_parcour2(0.,0.,bumax,bvmax,quad,type,num);
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qu_parcour2(bumin+rev_u,0.,rev_u,bvmax,quad,type,num);
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qu_parcour2(0.,bvmin+rev_v,bumin,rev_v,quad,type,num);
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qu_parcour2(bumin+rev_u,bvmin+rev_v,rev_u,rev_v,quad,type,num);
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return;
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}
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if ((bumin<0.)&&(bvmax>=rev_v))
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{
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qu_parcour2(0.,bvmin,bumax,rev_v,quad,type,num);
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qu_parcour2(0.,0.,bumax,bvmax-rev_v,quad,type,num);
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qu_parcour2(bumin+rev_u,0.,rev_u,bvmax-rev_v,quad,type,num);
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qu_parcour2(bumin+rev_u,bvmin,rev_u,rev_v,quad,type,num);
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return;
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}
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if ((bumax>=rev_u)&&(bvmax>=rev_v))
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{
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qu_parcour2(bumin,bvmin,rev_u,rev_v,quad,type,num);
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qu_parcour2(0.,bvmin,bumax-rev_u,rev_v,quad,type,num);
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qu_parcour2(0.,0.,bumax-rev_u,bvmax-rev_v,quad,type,num);
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qu_parcour2(bumin,0.,rev_u,bvmax-rev_v,quad,type,num);
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return;
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}
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if ((bumax>=rev_u)&&(bvmin<0.))
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{
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qu_parcour2(bumin,0.,rev_u,bvmax,quad,type,num);
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qu_parcour2(0.,0.,bumax-rev_u,bvmax,quad,type,num);
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qu_parcour2(0.,bvmin+rev_v,bumax-rev_u,rev_v,quad,type,num);
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qu_parcour2(bumin,bvmin+rev_v,rev_u,rev_v,quad,type,num);
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return;
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}
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if (bumin<0.)
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{
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qu_parcour2(0.,bvmin,bumax,bvmax,quad,type,num);
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qu_parcour2(bumin+rev_u,bvmin,rev_u,bvmax,quad,type,num);
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return;
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}
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if (bvmin<0.)
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{
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qu_parcour2(bumin,0.,bumax,bvmax,quad,type,num);
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qu_parcour2(bumin,bvmin+rev_v,bumax,rev_v,quad,type,num);
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return;
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}
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if (bumax>=rev_u)
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{
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qu_parcour2(bumin,bvmin,rev_u,bvmax,quad,type,num);
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qu_parcour2(0.,bvmin,bumax,bvmax,quad,type,num);
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return;
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}
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if (bvmax>=rev_v)
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{
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qu_parcour2(bumin,bvmin,bumax,rev_v,quad,type,num);
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qu_parcour2(bumin,0.,bumax,bvmax-rev_v,quad,type,num);
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return;
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}
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}
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}
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