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/*****************************************************************
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o3d.cpp Type:Func
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Optimisateur de maillage 3D
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Date de creation : 16-4-1999 16 :18 :57
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Derniere version : 16-4-1999 16 :18 :57
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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 <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 environnement env;
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extern struct s_mesh *mesh;
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int tab_solution[7][1430][8];
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int tab_face[7][120][3];
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extern int test_front(void);
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/**************************/
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/* programme principal */
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void o3d(void)
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{
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int i,j;
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int cas,num,fin,fin2;
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struct s_tetra *tet,*tet1,*tmp,*tmp2;
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struct s_noeud *no[4];
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float coord[12];
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float crit[6],crit_avant,crit_opt,nv_crit;
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struct coquille coque[6];
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float vec12[4],vec13[4],vec14[4],vec23[4],vec24[4],vec34[4];
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float l1,l2,l3,l4,l5,l6;
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int k;
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int iordre[6];
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float ordre_exec[6];
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int nbclass;
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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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tet->opt=0;
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}
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o3d_data();
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o3d_data2();
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aff_text(M3D_OPTI1);
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for (i=0;i<env.opti;i++)
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{
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fin=0;
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while (fin==0)
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{
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voir();
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tet=mesh->tete_tetra[i];
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if (tet==NULL) {fin=1;fin2=1;} else fin2=0;
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while (fin2==0)
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{
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if ((tet->opt!=0)||(tet->etat!=ACTIF))
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{
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tet=tet->suivant;
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if (tet==NULL) {fin=1;fin2=1;}
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}
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else fin2=1;
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}
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if (fin==1) continue;
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if (tet->etat!=ACTIF) continue;
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/* premier essai bouge de point */
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crit_avant=tet->crit;
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crit[0]=-1.;
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crit[1]=-1.;
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crit[2]=-1.;
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crit[3]=-1.;
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no[0]=ADRESSE(tet->n1,noeud,mesh->);
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no[1]=ADRESSE(tet->n2,noeud,mesh->);
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no[2]=ADRESSE(tet->n3,noeud,mesh->);
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no[3]=ADRESSE(tet->n4,noeud,mesh->);
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o3d_move(no[0]->num,coord,crit);
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o3d_move(no[1]->num,coord+3,crit+1);
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o3d_move(no[2]->num,coord+6,crit+2);
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o3d_move(no[3]->num,coord+9,crit+3);
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MAXI(crit_opt,crit[0],crit[1]);
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MAXI(crit_opt,crit_opt,crit[2]);
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MAXI(crit_opt,crit_opt,crit[3]);
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if (crit_opt>crit_avant)
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{
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if (crit_opt==crit[0]) num=0;
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if (crit_opt==crit[1]) num=1;
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if (crit_opt==crit[2]) num=2;
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if (crit_opt==crit[3]) num=3;
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no[num]->x=coord[3*num];
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no[num]->y=coord[3*num+1];
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no[num]->z=coord[3*num+2];
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for (j=0;j<no[num]->nb_tetra;j++)
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{
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tet1=no[num]->tetra[j];
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cas=(int)(tet1->crit*10.);
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tet1->crit=m3d_cal_qual(tet1->n1,tet1->n2,tet1->n3,tet1->n4);
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tmp=tet1->suivant;
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tmp2=tet1->precedent;
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if (tet1->precedent!=NULL) tet1->precedent->suivant=tmp;
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else mesh->tete_tetra[cas]=tmp;
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if (tet1->suivant!=NULL) tet1->suivant->precedent=tmp2;
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else mesh->queue_tetra[cas]=tmp2;
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tet1->precedent=NULL;
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tet1->suivant=NULL;
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m3d_ord_tet(tet1);
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}
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}
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tet->opt=1;
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MAXI(crit_opt,crit_opt,crit_avant);
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/* deuxieme essai remaillage d'une coquille */
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if (crit_opt<0.1*env.opti)
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{
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o3d_mail_coq(tet->n1,tet->n2,crit,coque);
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o3d_mail_coq(tet->n1,tet->n3,crit+1,coque+1);
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o3d_mail_coq(tet->n1,tet->n4,crit+2,coque+2);
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o3d_mail_coq(tet->n2,tet->n3,crit+3,coque+3);
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o3d_mail_coq(tet->n2,tet->n4,crit+4,coque+4);
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o3d_mail_coq(tet->n3,tet->n4,crit+5,coque+5);
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MAXI(nv_crit,crit[0],crit[1]);
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MAXI(nv_crit,nv_crit,crit[2]);
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MAXI(nv_crit,nv_crit,crit[3]);
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MAXI(nv_crit,nv_crit,crit[4]);
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MAXI(nv_crit,nv_crit,crit[5]);
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if (nv_crit>crit_opt)
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{
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if (nv_crit==crit[0]) o3d_update_coq(coque);
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else if (nv_crit==crit[1]) o3d_update_coq(coque+1);
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else if (nv_crit==crit[2]) o3d_update_coq(coque+2);
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else if (nv_crit==crit[3]) o3d_update_coq(coque+3);
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else if (nv_crit==crit[4]) o3d_update_coq(coque+4);
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else if (nv_crit==crit[5]) o3d_update_coq(coque+5);
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}
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/* troisieme essai suppression d une face */
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/* troisieme essai suppression d une face */
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else if (!o3d_inv_face(tet))
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/* quatrieme essai suppression d un noeud et d une arete */
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{
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VEC(vec12,no[0],no[1]);
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VEC(vec13,no[0],no[2]);
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VEC(vec14,no[0],no[3]);
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VEC(vec23,no[1],no[2]);
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VEC(vec24,no[1],no[3]);
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VEC(vec34,no[2],no[3]);
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l1=PSCA(vec12,vec12);
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l2=PSCA(vec13,vec13);
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l3=PSCA(vec14,vec14);
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l4=PSCA(vec23,vec23);
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l5=PSCA(vec24,vec24);
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l6=PSCA(vec34,vec34);
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MINI(ordre_exec[0],l1,l2);
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MINI(ordre_exec[0],ordre_exec[0],l3);
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MINI(ordre_exec[1],l1,l4);
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MINI(ordre_exec[1],ordre_exec[1],l5);
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MINI(ordre_exec[2],l2,l4);
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MINI(ordre_exec[2],ordre_exec[2],l6);
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MINI(ordre_exec[3],l3,l5);
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MINI(ordre_exec[3],ordre_exec[3],l6);
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nbclass=4;
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for (k=0;k<nbclass;k++) iordre[k]=k+1;
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trirea(ordre_exec,&nbclass,iordre);
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if (!o3d_deraffine(no[iordre[0]-1]))
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if (!o3d_deraffine(no[iordre[1]-1]))
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if (!o3d_deraffine(no[iordre[2]-1]))
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o3d_deraffine(no[iordre[3]-1]);
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}
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}
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}
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}
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aff_text(M3D_OPTI2);
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for (i=env.opti-1;i>-1;i--)
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{
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fin=0;
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while (fin==0)
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{
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voir();
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tet=mesh->tete_tetra[i];
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if (tet==NULL) {fin=1;fin2=1;} else fin2=0;
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while (fin2==0)
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{
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if ((tet->opt==2) ||(tet->etat!=ACTIF))
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{
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tet=tet->suivant;
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if (tet==NULL) {fin=1;fin2=1;}
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}
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else fin2=1;
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}
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if (fin==1) continue;
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if (tet->etat!=ACTIF) continue;
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crit_avant=tet->crit;
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crit[0]=-1.;
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crit[1]=-1.;
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crit[2]=-1.;
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crit[3]=-1.;
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no[0]=ADRESSE(tet->n1,noeud,mesh->);
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no[1]=ADRESSE(tet->n2,noeud,mesh->);
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no[2]=ADRESSE(tet->n3,noeud,mesh->);
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no[3]=ADRESSE(tet->n4,noeud,mesh->);
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o3d_move(no[0]->num,coord,crit);
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o3d_move(no[1]->num,coord+3,crit+1);
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o3d_move(no[2]->num,coord+6,crit+2);
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o3d_move(no[3]->num,coord+9,crit+3);
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MAXI(crit_opt,crit[0],crit[1]);
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MAXI(crit_opt,crit_opt,crit[2]);
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MAXI(crit_opt,crit_opt,crit[3]);
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if (crit_opt>crit_avant)
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{
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if (crit_opt==crit[0]) num=0;
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if (crit_opt==crit[1]) num=1;
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if (crit_opt==crit[2]) num=2;
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if (crit_opt==crit[3]) num=3;
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no[num]->x=coord[3*num];
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no[num]->y=coord[3*num+1];
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no[num]->z=coord[3*num+2];
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for (j=0;j<no[num]->nb_tetra;j++)
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{
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tet1=no[num]->tetra[j];
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tet1->crit=m3d_cal_qual(tet1->n1,tet1->n2,tet1->n3,tet1->n4);
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cas=(int)(tet1->crit*10.);
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tmp=tet1->suivant;
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tmp2=tet1->precedent;
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if (tet1->precedent!=NULL) tet1->precedent->suivant=tmp;
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else mesh->tete_tetra[cas]=tmp;
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if (tet1->suivant!=NULL) tet1->suivant->precedent=tmp2;
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else mesh->queue_tetra[cas]=tmp2;
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tet1->precedent=NULL;
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tet1->suivant=NULL;
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m3d_ord_tet(tet1);
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}
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}
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tet->opt=2;
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MAXI(crit_opt,crit_opt,crit_avant);
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if (crit_opt<0.1*env.opti)
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{
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o3d_mail_coq(tet->n1,tet->n2,crit,coque);
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o3d_mail_coq(tet->n1,tet->n3,crit+1,coque+1);
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o3d_mail_coq(tet->n1,tet->n4,crit+2,coque+2);
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o3d_mail_coq(tet->n2,tet->n3,crit+3,coque+3);
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o3d_mail_coq(tet->n2,tet->n4,crit+4,coque+4);
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o3d_mail_coq(tet->n3,tet->n4,crit+5,coque+5);
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MAXI(nv_crit,crit[0],crit[1]);
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MAXI(nv_crit,nv_crit,crit[2]);
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MAXI(nv_crit,nv_crit,crit[3]);
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MAXI(nv_crit,nv_crit,crit[4]);
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MAXI(nv_crit,nv_crit,crit[5]);
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if (nv_crit>crit_opt)
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{
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if (nv_crit==crit[0]) o3d_update_coq(coque);
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else if (nv_crit==crit[1]) o3d_update_coq(coque+1);
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else if (nv_crit==crit[2]) o3d_update_coq(coque+2);
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else if (nv_crit==crit[3]) o3d_update_coq(coque+3);
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else if (nv_crit==crit[4]) o3d_update_coq(coque+4);
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else if (nv_crit==crit[5]) o3d_update_coq(coque+5);
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}
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else
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o3d_inv_face(tet);
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}
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}
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}
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}
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