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/*****************************************************************
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r3d_m3d.cpp Type:Func
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Remaillage tetraedrique
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Date de creation : 4-9-1997 10 :52 :10
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Derniere version : 4-9-1997 10 :52 :10
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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 <stdlib.h>
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#include <process.h>
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#include <math.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 "struct3d.h"
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#include "prototype.h"
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/**************************/
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/* variables globales */
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extern struct s_acis *acis;
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extern struct environnement env;
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extern struct s_mesh *mesh;
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extern struct s_maillage *maillage;
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extern struct s_param *para;
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/**************************/
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/* programme principal */
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void r3d_m3d(struct s_octree **liste)
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{
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char mess[255];
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char string[255],string2[255];
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int i,j,num;
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struct s_mnoeud *mno1,*mno2,*mno3,*mno4;
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struct s_mbodyette *mbo;
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struct s_mtetra *mtet;
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struct s_noeud *no;
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struct s_facette *fa;
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struct s_triangle *tri,*front,*fr;
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struct s_tetra *tet;
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int nb_front,nb_place,nb_liste=0;
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int *tab_noeud1;
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int *tab_noeud2;
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int *tab_ele2;
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int nb_noeud,nb_noeud2,mesh_nb_noeud,nb_triangle,nb_tetra;
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FILE *fic;
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int n1,n2,n3,n4;
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float x,y,z;
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/* insertion des bodyette */
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for (i=0;i<maillage->nb_mbodyette;i++)
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{
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mbo=ADRESSE(i,mbodyette,maillage->);
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mtet=mbo->mtetra[0];
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mno1=ADRESSE(mtet->n1,mnoeud,maillage->);
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mno2=ADRESSE(mtet->n2,mnoeud,maillage->);
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mno3=ADRESSE(mtet->n3,mnoeud,maillage->);
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mno4=ADRESSE(mtet->n4,mnoeud,maillage->);
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x=0.25*(mno1->x+mno2->x+mno3->x+mno4->x);
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y=0.25*(mno1->y+mno2->y+mno3->y+mno4->y);
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z=0.25*(mno1->z+mno2->z+mno3->z+mno4->z);
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if (geo_app_point_body(x,y,z)==1)
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{
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for (j=0;j<mbo->nb_mtetra;j++)
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{
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mtet=mbo->mtetra[j];
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NEW_ENTITE(tet,tetra,mesh->);
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tet->num=mesh->nb_tetra-1;
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tet->etat=ACTIF;
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tet->n1=r3d_gene_noeud(ADRESSE(mtet->n1,mnoeud,maillage->),liste,nb_liste);
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tet->n2=r3d_gene_noeud(ADRESSE(mtet->n2,mnoeud,maillage->),liste,nb_liste);
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tet->n3=r3d_gene_noeud(ADRESSE(mtet->n3,mnoeud,maillage->),liste,nb_liste);
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tet->n4=r3d_gene_noeud(ADRESSE(mtet->n4,mnoeud,maillage->),liste,nb_liste);
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no=ADRESSE(tet->n1,noeud,mesh->);
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no->etat=ACTIF;
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no=ADRESSE(tet->n2,noeud,mesh->);
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no->etat=ACTIF;
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no=ADRESSE(tet->n3,noeud,mesh->);
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no->etat=ACTIF;
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no=ADRESSE(tet->n4,noeud,mesh->);
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no->etat=ACTIF;
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}
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mesh->nb_bodyette_attache++;
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}
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}
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sprintf(mess,R3D_M3D_BODY,maillage->nb_mbodyette,mesh->nb_bodyette_attache);
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aff_text(mess);
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m3d_enreg(1);
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/* creations des faces triangulaires */
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for (i=0;i<mesh->nb_triangle;i++)
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{
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tri=ADRESSE(i,triangle,mesh->);
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tri->front=1;
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}
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for (i=0;i<mesh->nb_tetra;i++)
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{
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tet=ADRESSE(i,tetra,mesh->);
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r3d_ins_face(tet->n1,tet->n3,tet->n2);
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r3d_ins_face(tet->n1,tet->n2,tet->n4);
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r3d_ins_face(tet->n2,tet->n3,tet->n4);
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r3d_ins_face(tet->n1,tet->n4,tet->n3);
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}
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/* creation du front */
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front=NULL;
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nb_front=0;
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for (i=0;i<mesh->nb_triangle;i++)
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{
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tri=ADRESSE(i,triangle,mesh->);
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if (tri->front==1)
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{
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nb_front++;
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tri->suivant=front;
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front=tri;
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}
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}
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/* separation du front */
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NEW_ALLOC(facette,mesh->);
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nb_place=0;
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while (nb_place!=nb_front)
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{
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fr=front;
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while (fr->front!=1) fr=fr->suivant;
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NEW_ENTITE(fa,facette,mesh->);
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fa->num=mesh->nb_facette-1;
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NEW_POINTEUR(num,triangle,fa->);
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fa->triangle[num]=fr;
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fr->front=0;
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nb_place++;
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for (i=0;i<fa->nb_triangle;i++)
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{
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fr=fa->triangle[i];
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no=ADRESSE(fr->n1,noeud,mesh->);
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for (j=0;j<no->nb_triangle;j++)
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{
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tri=no->triangle[j];
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if (tri->front==1)
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{
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NEW_POINTEUR(num,triangle,fa->);
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fa->triangle[num]=tri;
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tri->front=0;
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nb_place++;
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}
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}
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no=ADRESSE(fr->n2,noeud,mesh->);
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for (j=0;j<no->nb_triangle;j++)
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{
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tri=no->triangle[j];
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if (tri->front==1)
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{
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NEW_POINTEUR(num,triangle,fa->);
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fa->triangle[num]=tri;
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tri->front=0;
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nb_place++;
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}
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}
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no=ADRESSE(fr->n3,noeud,mesh->);
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for (j=0;j<no->nb_triangle;j++)
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{
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tri=no->triangle[j];
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if (tri->front==1)
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{
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NEW_POINTEUR(num,triangle,fa->);
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fa->triangle[num]=tri;
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tri->front=0;
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nb_place++;
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}
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}
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}
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}
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sprintf(mess,R3D_M3D_RES,mesh->nb_facette);
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aff_text(mess);
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/* compression des donnees pour le front */
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if (mesh->nb_facette>0)
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{
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tab_noeud1=(int *)calloc(mesh->nb_noeud+1,sizeof(int));
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ERREUR_ALLOC(tab_noeud1);
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tab_noeud2=(int *)calloc(mesh->nb_noeud+1,sizeof(int));
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ERREUR_ALLOC(tab_noeud2);
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tab_ele2=(int *)calloc(mesh->nb_triangle+1,sizeof(int));
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ERREUR_ALLOC(tab_ele2);
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nb_noeud=0;
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nb_triangle=0;
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for (i=0;i<mesh->nb_facette;i++)
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{
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fa=ADRESSE(i,facette,mesh->);
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for (j=0;j<fa->nb_triangle;j++)
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{
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tri=fa->triangle[j];
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tab_ele2[nb_triangle]=tri->num;
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nb_triangle++;
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if (tab_noeud1[tri->n1]==0)
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{
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nb_noeud++;
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tab_noeud1[tri->n1]=nb_noeud;
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tab_noeud2[nb_noeud]=tri->n1;
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}
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if (tab_noeud1[tri->n2]==0)
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{
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nb_noeud++;
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tab_noeud1[tri->n2]=nb_noeud;
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tab_noeud2[nb_noeud]=tri->n2;
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}
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if (tab_noeud1[tri->n3]==0)
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{
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nb_noeud++;
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tab_noeud1[tri->n3]=nb_noeud;
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tab_noeud2[nb_noeud]=tri->n3;
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}
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}
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}
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/* enregistrement des donnees */
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strcpy(string,env.fich);
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string[strlen(string)-4]=0;
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strcat(string,"r_2D.mai");
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fic=fopen(string,"wt");
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fprintf(fic,"%d %d \n",nb_noeud,nb_triangle);
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for (i=0;i<nb_noeud;i++)
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{
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no=ADRESSE(tab_noeud2[i+1],noeud,mesh->);
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if (no->type==VERTEX) strcpy(string2,"vertex");
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if (no->type==EDGE) strcpy(string2,"edge");
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if (no->type==FACE) strcpy(string2,"face");
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fprintf(fic,"%d %f %f %f %s %d\n",i+1,no->x,no->y,no->z,string2,no->num_ent);
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}
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for (i=0;i<nb_triangle;i++)
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{
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tri=ADRESSE(tab_ele2[i],triangle,mesh->);
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n1=tab_noeud1[tri->n1];
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n2=tab_noeud1[tri->n2];
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n3=tab_noeud1[tri->n3];
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fprintf(fic,"3 %d %d %d face %d\n",n1,n2,n3,tri->num_ent);
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}
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fclose(fic);
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minimize();
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spawnl(P_WAIT,"Diamesh","Diamesh","-file",string,"-remesh",NULL);
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restore();
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/* recuperation du resultat */
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string[strlen(string)-6]='3';
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fic=fopen(string,"rt");
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fgets(mess,255,fic);
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sscanf(mess,"%d %d",&nb_noeud2,&nb_tetra);
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mesh_nb_noeud=mesh->nb_noeud;
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for (i=0;i<nb_noeud2;i++)
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{
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fgets(mess,255,fic);
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if (i>=nb_noeud)
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{
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NEW_ENTITE(no,noeud,mesh->);
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sscanf(mess,"%d %f %f %f",&num,&(no->x),&(no->y),&(no->z));
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no->num=mesh->nb_noeud-1;
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no->etat=ACTIF;
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}
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}
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for (i=0;i<nb_tetra;i++)
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{
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fgets(mess,255,fic);
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NEW_ENTITE(tet,tetra,mesh->);
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sscanf(mess,"%d %d %d %d %d",&num,&n1,&n2,&n3,&n4);
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tet->num=mesh->nb_tetra-1;
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tet->etat=ACTIF;
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if (n1<=nb_noeud) tet->n1=tab_noeud2[n1];
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else tet->n1=mesh_nb_noeud+n1-nb_noeud-1;
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| 281 |
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if (n2<=nb_noeud) tet->n2=tab_noeud2[n2];
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else tet->n2=mesh_nb_noeud+n2-nb_noeud-1;
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| 283 |
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if (n3<=nb_noeud) tet->n3=tab_noeud2[n3];
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else tet->n3=mesh_nb_noeud+n3-nb_noeud-1;
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if (n4<=nb_noeud) tet->n4=tab_noeud2[n4];
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else tet->n4=mesh_nb_noeud+n4-nb_noeud-1;
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no=ADRESSE(tet->n1,noeud,mesh->);
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no->etat=ACTIF;
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no=ADRESSE(tet->n2,noeud,mesh->);
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no->etat=ACTIF;
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no=ADRESSE(tet->n3,noeud,mesh->);
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no->etat=ACTIF;
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no=ADRESSE(tet->n4,noeud,mesh->);
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no->etat=ACTIF;
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}
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fclose(fic);
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free(tab_noeud1);
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free(tab_noeud2);
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| 299 |
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free(tab_ele2);
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| 300 |
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}
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| 301 |
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m3d_fin();
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m2d_resultat(5);
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| 303 |
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}
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