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//####//------------------------------------------------------------ |
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//####//------------------------------------------------------------ |
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//####// MAGiC |
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//####// Jean Christophe Cuilliere et Vincent FRANCOIS |
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//####// Departement de Genie Mecanique - UQTR |
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//####//------------------------------------------------------------ |
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//####// MAGIC est un projet de recherche de l equipe ERICCA |
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//####// du departement de genie mecanique de l Universite du Quebec a Trois Rivieres |
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//####// http://www.uqtr.ca/ericca |
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//####// http://www.uqtr.ca/ |
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//####//------------------------------------------------------------ |
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//####//------------------------------------------------------------ |
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//####// |
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//####// mailleur_delaunay.cpp |
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//####// |
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//####//------------------------------------------------------------ |
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//####//------------------------------------------------------------ |
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//####// COPYRIGHT 2000-2024 |
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//####// jeu 13 jun 2024 11:58:55 EDT |
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//####//------------------------------------------------------------ |
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//####//------------------------------------------------------------ |
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#include "gestionversion.h"
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#include "mailleur_delaunay.h"
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#include "mailleur3d_optimisation.h"
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#include "dly_noeud.h"
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#include "dly_tetra.h"
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#include "dly_triangle.h"
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#include "dly_segment.h"
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#include "mg_maillage.h"
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#include "robustpredicates.hxx"
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#include <algorithm>
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#include <math.h>
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#include "mg_gestionnaire.h"
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#include "ot_cpu.h"
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#include "m3d_noeud.h"
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#include "m3d_tetra.h"
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MAILLEUR_DELAUNAY::MAILLEUR_DELAUNAY(MG_MAILLAGE* m,FCT_TAILLE *cartetmp,double crit_arret,class OT_CPU* comp):MAILLEUR(comp),carte(cartetmp),mai(m),critere_arret(crit_arret),niveau_optimisation(2),typemailleur(DELAUNAYCARTE)
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{
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robustPredicates::exactinit();
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}
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MAILLEUR_DELAUNAY::MAILLEUR_DELAUNAY(MG_MAILLAGE* m,BOITE_3D boiteext,class OT_CPU* comp):MAILLEUR(comp),boiteexterieur(boiteext),mai(m),niveau_optimisation(2),typemailleur(DELAUNAYLISTENOEUD)
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{
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robustPredicates::exactinit();
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carte=NULL;
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}
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MAILLEUR_DELAUNAY::~MAILLEUR_DELAUNAY()
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{
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for (int i=0;i<tabnoeud.size();i++)
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delete tabnoeud[i];
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for (int i=0;i<tabtri.size();i++)
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delete tabtri[i];
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for (int i=0;i<tabtet.size();i++)
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delete tabtet[i];
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}
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int MAILLEUR_DELAUNAY::maille(class MG_GROUPE_TOPOLOGIQUE* mggt)
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{
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affiche((char*)"Initialisation Delaunay");
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initialise_maillage();
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if (compteur!=NULL) compteur->ajouter_etape("Initialisation maillage");
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affiche((char*)"Maillage");
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raffine_maillage();
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if (compteur!=NULL) compteur->ajouter_etape("Insertion de points");
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affiche((char*)"Création du maillage final");
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transfert_maillage(&tabnoeud,NULL,&tabtet);
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if (compteur!=NULL) compteur->ajouter_etape("Création du maillage");
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affiche((char*)"Optimisation de maillage");
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MAILLEUR3D_OPTIMISATION opt(mai,niveau_optimisation);
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if (affichageactif) opt.active_affichage(affiche2);
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opt.optimise(NULL);
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if (compteur!=NULL) compteur->ajouter_etape("Optimisation du maillage");
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affiche((char*)"Fin Delaunay");
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return OK;
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}
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void MAILLEUR_DELAUNAY::change_niveau_optimisation(int num)
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{
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niveau_optimisation=num;
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}
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void MAILLEUR_DELAUNAY::ajouter_noeud(double &x, double &y, double &z,double epsbordure)
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{
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xnoeud.push_back(x);
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ynoeud.push_back(y);
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znoeud.push_back(z);
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}
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void MAILLEUR_DELAUNAY::insere_noeud_delaunay(DLY_TETRA* tet,double x,double y,double z)
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{
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DLY_TETRA* tetbase=get_tetra(tet,x,y,z);
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std::vector<DLY_TETRA*> tetdetruit;
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std::vector<DLY_TETRA*> tetcree;
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std::vector<DLY_TRIANGLE*> basetri;
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ajoute_tetra_cavite(tetbase,tetdetruit,basetri);
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for (int i=0;i<tetdetruit.size();i++)
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{
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DLY_TETRA* tettmp=tetdetruit[i];
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if (tettmp->get_voisin1()!=NULL)
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{
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std::vector<DLY_TETRA*>::iterator itv2=find(tetdetruit.begin(),tetdetruit.end(),tettmp->get_voisin1());
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if (itv2==tetdetruit.end())
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if (tettmp->get_voisin1()->point_dans_le_tetra(x,y,z)!=0)
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ajoute_tetra_cavite(tettmp->get_voisin1(),tetdetruit,basetri);
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}
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if (tettmp->get_voisin2()!=NULL)
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{
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std::vector<DLY_TETRA*>::iterator itv2=find(tetdetruit.begin(),tetdetruit.end(),tettmp->get_voisin2());
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if (itv2==tetdetruit.end())
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if (tettmp->get_voisin2()->point_dans_le_tetra(x,y,z)!=0)
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ajoute_tetra_cavite(tettmp->get_voisin2(),tetdetruit,basetri);
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}
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if (tettmp->get_voisin3()!=NULL)
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{
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std::vector<DLY_TETRA*>::iterator itv2=find(tetdetruit.begin(),tetdetruit.end(),tettmp->get_voisin3());
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if (itv2==tetdetruit.end())
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if (tettmp->get_voisin3()->point_dans_le_tetra(x,y,z)!=0)
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ajoute_tetra_cavite(tettmp->get_voisin3(),tetdetruit,basetri);
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}
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if (tettmp->get_voisin4()!=NULL)
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{
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std::vector<DLY_TETRA*>::iterator itv2=find(tetdetruit.begin(),tetdetruit.end(),tettmp->get_voisin4());
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if (itv2==tetdetruit.end())
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if (tettmp->get_voisin4()->point_dans_le_tetra(x,y,z)!=0)
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ajoute_tetra_cavite(tettmp->get_voisin4(),tetdetruit,basetri);
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}
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}
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int nbtetrabase=tetdetruit.size();
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for (int i=0;i<tetdetruit.size();i++)
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{
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DLY_TETRA* tettmp=tetdetruit[i];
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if (tettmp->get_voisin1()!=NULL)
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{
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std::vector<DLY_TETRA*>::iterator itv2=find(tetdetruit.begin(),tetdetruit.end(),tettmp->get_voisin1());
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if (itv2==tetdetruit.end())
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if (tettmp->get_voisin1()->point_dans_la_sphere(x,y,z)!=0)
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ajoute_tetra_cavite(tettmp->get_voisin1(),tetdetruit,basetri);
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}
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if (tettmp->get_voisin2()!=NULL)
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{
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std::vector<DLY_TETRA*>::iterator itv2=find(tetdetruit.begin(),tetdetruit.end(),tettmp->get_voisin2());
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if (itv2==tetdetruit.end())
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if (tettmp->get_voisin2()->point_dans_la_sphere(x,y,z)!=0)
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ajoute_tetra_cavite(tettmp->get_voisin2(),tetdetruit,basetri);
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}
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if (tettmp->get_voisin3()!=NULL)
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{
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std::vector<DLY_TETRA*>::iterator itv2=find(tetdetruit.begin(),tetdetruit.end(),tettmp->get_voisin3());
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if (itv2==tetdetruit.end())
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if (tettmp->get_voisin3()->point_dans_la_sphere(x,y,z)!=0)
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ajoute_tetra_cavite(tettmp->get_voisin3(),tetdetruit,basetri);
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}
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if (tettmp->get_voisin4()!=NULL)
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{
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std::vector<DLY_TETRA*>::iterator itv2=find(tetdetruit.begin(),tetdetruit.end(),tettmp->get_voisin4());
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if (itv2==tetdetruit.end())
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if (tettmp->get_voisin4()->point_dans_la_sphere(x,y,z)!=0)
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ajoute_tetra_cavite(tettmp->get_voisin4(),tetdetruit,basetri);
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}
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}
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int res=0;
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do
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{
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res=modifie_cavite(tetdetruit,basetri,nbtetrabase,x,y,z);
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}
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while (res==0);
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for (int i=0;i<tetdetruit.size();i++)
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{
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/*std::multimap<double, DLY_TETRA*, std::greater<double> >::iterator it2=front.find(tetdetruit[i]->get_critere_subdivision());
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while ((*it2).second!=tetdetruit[i])
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it2++;
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front.erase(it2);*/
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retirer_front(tetdetruit[i]->get_segment1());
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retirer_front(tetdetruit[i]->get_segment2());
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retirer_front(tetdetruit[i]->get_segment3());
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retirer_front(tetdetruit[i]->get_segment4());
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retirer_front(tetdetruit[i]->get_segment5());
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retirer_front(tetdetruit[i]->get_segment6());
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}
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DLY_NOEUD* no=new DLY_NOEUD(tabnoeud.size(),x,y,z);
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tabnoeud.push_back(no);
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for (int i=0;i<basetri.size();i++)
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{
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int frontiere=basetri[i]->est_frontiere();
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int coplanaire=basetri[i]->est_coplanaire(no->get_x(),no->get_y(),no->get_z());
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if ((frontiere==0) || ((frontiere==1) && (coplanaire==0)))
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{
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DLY_TETRA* tetnv=cree_tetra(basetri[i]->get_noeud1(),basetri[i]->get_noeud2(),basetri[i]->get_noeud3(),no);
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tetcree.push_back(tetnv);
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}
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}
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for (int i=0;i<tetdetruit.size();i++)
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tetdetruit[i]->ajoute_fils(tetcree);
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for (int i=0;i<tetcree.size();i++)
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{
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mise_a_jour_voisin(tetcree[i]);
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if (tetcree[i]->get_voisin1()!=NULL) mise_a_jour_voisin(tetcree[i]->get_voisin1());
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if (tetcree[i]->get_voisin2()!=NULL) mise_a_jour_voisin(tetcree[i]->get_voisin2());
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if (tetcree[i]->get_voisin3()!=NULL) mise_a_jour_voisin(tetcree[i]->get_voisin3());
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if (tetcree[i]->get_voisin4()!=NULL) mise_a_jour_voisin(tetcree[i]->get_voisin4());
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}
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}
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void MAILLEUR_DELAUNAY::raffine_maillage(void)
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{
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if (typemailleur==DELAUNAYCARTE)
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while ((*(front_trie.begin())).first>critere_arret)
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//for (int jj=0;jj<10000;jj++)
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{
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std::multimap<double, DLY_SEGMENT*, std::greater<double> >::iterator it=front_trie.begin();
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//DLY_TETRA* tet=(*it).second;
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DLY_SEGMENT* seg=(*it).second;
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DLY_TETRA* tet=seg->get_tetra_feuille();
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std::vector<double> lstptdecoup;
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seg->decoupe_noeud(lstptdecoup);
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int nbptdecoup=lstptdecoup.size()/3;
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for (int j=0;j<nbptdecoup;j++)
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{
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double x=lstptdecoup[3*j];
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double y=lstptdecoup[3*j+1];
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double z=lstptdecoup[3*j+2];
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insere_noeud_delaunay(tet,x,y,z);
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double volold=0.;
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double volnew=0.;
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/*for (int i=0;i<tetdetruit.size();i++)
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volold=volold+tetdetruit[i]->calcul_volume(NULL,0);
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for (int i=0;i<tetcree.size();i++)
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volnew=volnew+tetcree[i]->calcul_volume(NULL,0);
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if (fabs(volold-volnew)>0.000000000001*volold)
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//std::cout << volold << " remplacé par " << volnew << " Étape " << jj << " " << j << std::endl;
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*/
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/* for (int i=0;i<tabtet.size();i++)
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{
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DLY_TETRA* tet=tabtet[i];
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if (tet->get_feuille()==0) continue;
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if (tet->get_voisin1()!=NULL)
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if (tet->get_voisin1()->get_feuille()==0)
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{
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std::cout << "bug1 " << jj << " "<< j<< std::endl;
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return;
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}
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if (tet->get_voisin2()!=NULL)
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if (tet->get_voisin2()->get_feuille()==0)
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{
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std::cout << "bug2 " << jj << " "<< j<< std::endl;
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return;
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}
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if (tet->get_voisin3()!=NULL)
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if (tet->get_voisin3()->get_feuille()==0)
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{
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std::cout << "bug3 "<< jj << " "<< j << std::endl;
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return;
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}
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if (tet->get_voisin4()!=NULL)
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if (tet->get_voisin4()->get_feuille()==0)
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{
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std::cout << "bug4 "<< jj << " "<< j << std::endl;
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return;
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}
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}*/
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/* mai=new MG_MAILLAGE(NULL);
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MG_GESTIONNAIRE g;
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g.ajouter_mg_maillage(mai);
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transfert_maillage(&tabnoeud,NULL,&tabtet);
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g.enregistrer("test.magic");*/
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}
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}
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if (typemailleur==DELAUNAYLISTENOEUD)
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for (int i=0;i<xnoeud.size();i++)
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insere_noeud_delaunay(NULL,xnoeud[i],ynoeud[i],znoeud[i]);
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}
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void MAILLEUR_DELAUNAY::ajouter_front(double crit,DLY_SEGMENT* seg)
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{
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if (crit>critere_arret)
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{
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std::pair<const unsigned long long,DLY_SEGMENT*> tmp((const unsigned long long)seg,seg);
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std::pair<std::map<const unsigned long long,DLY_SEGMENT*>::iterator,bool> res=front.insert(tmp);
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if (res.second==true)
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{
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seg->change_critere(crit);
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std::pair<double,DLY_SEGMENT*> tmp2(crit,seg);
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front_trie.insert(tmp2);
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}
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}
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}
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void MAILLEUR_DELAUNAY::retirer_front(DLY_SEGMENT* seg)
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{
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std::map<const unsigned long long,DLY_SEGMENT*>::iterator it=front.find((const unsigned long long)seg);
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if (it==front.end()) return;
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front.erase(it);
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std::multimap<double,DLY_SEGMENT*,std::greater<double> >::iterator it2=front_trie.find(seg->get_critere());
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| 319 |
while ((*it2).second!=seg)
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| 320 |
it2++;
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front_trie.erase(it2);
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}
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int MAILLEUR_DELAUNAY::modifie_cavite(std::vector<DLY_TETRA*> &cavite,std::vector<DLY_TRIANGLE*> &basetri,int nbbase,double x, double y,double z)
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{
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| 325 |
std::map<unsigned long long,DLY_TETRA*> tetasupprimercavite;
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for (int i=0;i<basetri.size();i++)
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{
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| 328 |
DLY_TRIANGLE* tri=basetri[i];
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DLY_TETRA* inte=NULL;
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DLY_TETRA* exte=NULL;
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for (int j=0;j<tri->get_nb_tetra();j++)
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{
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DLY_TETRA* tet=tri->get_tetra(j);
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if (tet->get_feuille()==1)
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{
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std::vector<DLY_TETRA*>::iterator it=find(cavite.begin(),cavite.end(),tet);
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if (it==cavite.end()) exte=tet;
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else inte=tet;
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}
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}
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double nor[3];
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int base=0;
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| 343 |
for (int j=0;j<nbbase;j++)
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| 344 |
if (inte==cavite[j]) base=1;
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| 345 |
if (base==1) continue;
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| 346 |
if (inte->get_triangle1()==tri) inte->get_normal1(nor);
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if (inte->get_triangle2()==tri) inte->get_normal2(nor);
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if (inte->get_triangle3()==tri) inte->get_normal3(nor);
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if (inte->get_triangle4()==tri) inte->get_normal4(nor);
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nor[0]=-nor[0];
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nor[1]=-nor[1];
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nor[2]=-nor[2];
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double xyzo[3];
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| 354 |
tri->get_noeud1()->get_coord(xyzo);
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| 355 |
OT_VECTEUR_3D vecdir(x-xyzo[0],y-xyzo[1],z-xyzo[2]);
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OT_VECTEUR_3D normal(nor);
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| 357 |
vecdir.norme();
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| 358 |
double ps=vecdir*normal;
|
| 359 |
if (ps<0.000000001)
|
| 360 |
{
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| 361 |
tri->est_frontiere();
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| 362 |
//retire_tetra_cavite(inte,cavite,basetri);
|
| 363 |
unsigned long long adresse=(unsigned long long)inte;
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| 364 |
tetasupprimercavite.insert(std::pair<unsigned long long,DLY_TETRA*>(adresse,inte));
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| 365 |
|
| 366 |
}
|
| 367 |
}
|
| 368 |
int nbtetasupprimer=tetasupprimercavite.size();
|
| 369 |
if (nbtetasupprimer==0) return 1;
|
| 370 |
for (std::map<unsigned long long,DLY_TETRA*>::iterator it=tetasupprimercavite.begin();it!=tetasupprimercavite.end();it++)
|
| 371 |
retire_tetra_cavite((*it).second,cavite,basetri);
|
| 372 |
|
| 373 |
return 0;
|
| 374 |
}
|
| 375 |
|
| 376 |
|
| 377 |
void MAILLEUR_DELAUNAY::retire_tetra_cavite(DLY_TETRA* tet,std::vector<DLY_TETRA*> &cavite,std::vector<DLY_TRIANGLE*> &basetri)
|
| 378 |
{
|
| 379 |
std::vector<DLY_TETRA*>::iterator it=find(cavite.begin(),cavite.end(),tet);
|
| 380 |
cavite.erase(it);
|
| 381 |
std::vector<DLY_TRIANGLE*>::iterator itv=find(basetri.begin(),basetri.end(),tet->get_triangle1());
|
| 382 |
if (itv==basetri.end()) basetri.push_back(tet->get_triangle1());
|
| 383 |
else basetri.erase(itv);
|
| 384 |
itv=find(basetri.begin(),basetri.end(),tet->get_triangle2());
|
| 385 |
if (itv==basetri.end()) basetri.push_back(tet->get_triangle2());
|
| 386 |
else basetri.erase(itv);
|
| 387 |
itv=find(basetri.begin(),basetri.end(),tet->get_triangle3());
|
| 388 |
if (itv==basetri.end()) basetri.push_back(tet->get_triangle3());
|
| 389 |
else basetri.erase(itv);
|
| 390 |
itv=find(basetri.begin(),basetri.end(),tet->get_triangle4());
|
| 391 |
if (itv==basetri.end()) basetri.push_back(tet->get_triangle4());
|
| 392 |
else basetri.erase(itv);
|
| 393 |
}
|
| 394 |
|
| 395 |
void MAILLEUR_DELAUNAY::ajoute_tetra_cavite(DLY_TETRA* tet,std::vector<DLY_TETRA*> &cavite,std::vector<DLY_TRIANGLE*> &basetri)
|
| 396 |
{
|
| 397 |
cavite.push_back(tet);
|
| 398 |
std::vector<DLY_TRIANGLE*>::iterator itv=find(basetri.begin(),basetri.end(),tet->get_triangle1());
|
| 399 |
if (itv==basetri.end()) basetri.push_back(tet->get_triangle1());
|
| 400 |
else basetri.erase(itv);
|
| 401 |
itv=find(basetri.begin(),basetri.end(),tet->get_triangle2());
|
| 402 |
if (itv==basetri.end()) basetri.push_back(tet->get_triangle2());
|
| 403 |
else basetri.erase(itv);
|
| 404 |
itv=find(basetri.begin(),basetri.end(),tet->get_triangle3());
|
| 405 |
if (itv==basetri.end()) basetri.push_back(tet->get_triangle3());
|
| 406 |
else basetri.erase(itv);
|
| 407 |
itv=find(basetri.begin(),basetri.end(),tet->get_triangle4());
|
| 408 |
if (itv==basetri.end()) basetri.push_back(tet->get_triangle4());
|
| 409 |
else basetri.erase(itv);
|
| 410 |
}
|
| 411 |
|
| 412 |
void MAILLEUR_DELAUNAY::initialise_maillage(void)
|
| 413 |
{
|
| 414 |
BOITE_3D boite;
|
| 415 |
if (typemailleur==DELAUNAYCARTE)
|
| 416 |
{
|
| 417 |
boite=carte->get_boite_3D();
|
| 418 |
boite.change_grosseur(0.9999999999999);
|
| 419 |
}
|
| 420 |
if (typemailleur==DELAUNAYLISTENOEUD)
|
| 421 |
{
|
| 422 |
boite=boiteexterieur;
|
| 423 |
}
|
| 424 |
double xmin=boite.get_xmin();
|
| 425 |
double ymin=boite.get_ymin();
|
| 426 |
double zmin=boite.get_zmin();
|
| 427 |
double xmax=boite.get_xmax();
|
| 428 |
double ymax=boite.get_ymax();
|
| 429 |
double zmax=boite.get_zmax();
|
| 430 |
DLY_NOEUD* no1=new DLY_NOEUD(tabnoeud.size(),xmin,ymin,zmin);
|
| 431 |
tabnoeud.push_back(no1);
|
| 432 |
DLY_NOEUD* no2=new DLY_NOEUD(tabnoeud.size(),xmin,ymax,zmin);
|
| 433 |
tabnoeud.push_back(no2);
|
| 434 |
DLY_NOEUD* no3=new DLY_NOEUD(tabnoeud.size(),xmax,ymax,zmin);
|
| 435 |
tabnoeud.push_back(no3);
|
| 436 |
DLY_NOEUD* no4=new DLY_NOEUD(tabnoeud.size(),xmax,ymin,zmin);
|
| 437 |
tabnoeud.push_back(no4);
|
| 438 |
DLY_NOEUD* no5=new DLY_NOEUD(tabnoeud.size(),xmin,ymin,zmax);
|
| 439 |
tabnoeud.push_back(no5);
|
| 440 |
DLY_NOEUD* no6=new DLY_NOEUD(tabnoeud.size(),xmin,ymax,zmax);
|
| 441 |
tabnoeud.push_back(no6);
|
| 442 |
DLY_NOEUD* no7=new DLY_NOEUD(tabnoeud.size(),xmax,ymax,zmax);
|
| 443 |
tabnoeud.push_back(no7);
|
| 444 |
DLY_NOEUD* no8=new DLY_NOEUD(tabnoeud.size(),xmax,ymin,zmax);
|
| 445 |
tabnoeud.push_back(no8);
|
| 446 |
DLY_TETRA* tet1=cree_tetra(no2,no1,no3,no6);
|
| 447 |
DLY_TETRA* tet2=cree_tetra(no3,no1,no4,no5);
|
| 448 |
DLY_TETRA* tet3=cree_tetra(no3,no1,no5,no6);
|
| 449 |
DLY_TETRA* tet4=cree_tetra(no8,no5,no7,no4);
|
| 450 |
DLY_TETRA* tet5=cree_tetra(no7,no5,no6,no3);
|
| 451 |
DLY_TETRA* tet6=cree_tetra(no4,no3,no5,no7);
|
| 452 |
mise_a_jour_voisin(tet1);
|
| 453 |
mise_a_jour_voisin(tet2);
|
| 454 |
mise_a_jour_voisin(tet3);
|
| 455 |
mise_a_jour_voisin(tet4);
|
| 456 |
mise_a_jour_voisin(tet5);
|
| 457 |
mise_a_jour_voisin(tet6);
|
| 458 |
char message[255];
|
| 459 |
sprintf(message," Volume espace : %lf",(xmax-xmin)*(ymax-ymin)*(zmax-zmin));
|
| 460 |
if (affichageactif) affiche(message);
|
| 461 |
}
|
| 462 |
void MAILLEUR_DELAUNAY::mise_a_jour_voisin(DLY_TETRA* tet)
|
| 463 |
{
|
| 464 |
int nb=tet->get_triangle1()->get_nb_tetra();
|
| 465 |
for (int i=0;i<nb;i++)
|
| 466 |
{
|
| 467 |
DLY_TETRA* tetmp=tet->get_triangle1()->get_tetra(i);
|
| 468 |
if (tetmp->get_feuille()==1)
|
| 469 |
if (tetmp!=tet) tet->change_voisin1(tetmp);
|
| 470 |
}
|
| 471 |
nb=tet->get_triangle2()->get_nb_tetra();
|
| 472 |
for (int i=0;i<nb;i++)
|
| 473 |
{
|
| 474 |
DLY_TETRA* tetmp=tet->get_triangle2()->get_tetra(i);
|
| 475 |
if (tetmp->get_feuille()==1)
|
| 476 |
if (tetmp!=tet) tet->change_voisin2(tetmp);
|
| 477 |
}
|
| 478 |
nb=tet->get_triangle3()->get_nb_tetra();
|
| 479 |
for (int i=0;i<nb;i++)
|
| 480 |
{
|
| 481 |
DLY_TETRA* tetmp=tet->get_triangle3()->get_tetra(i);
|
| 482 |
if (tetmp->get_feuille()==1)
|
| 483 |
if (tetmp!=tet) tet->change_voisin3(tetmp);
|
| 484 |
}
|
| 485 |
nb=tet->get_triangle4()->get_nb_tetra();
|
| 486 |
for (int i=0;i<nb;i++)
|
| 487 |
{
|
| 488 |
DLY_TETRA* tetmp=tet->get_triangle4()->get_tetra(i);
|
| 489 |
if (tetmp->get_feuille()==1)
|
| 490 |
if (tetmp!=tet) tet->change_voisin4(tetmp);
|
| 491 |
}
|
| 492 |
}
|
| 493 |
|
| 494 |
|
| 495 |
DLY_TETRA* MAILLEUR_DELAUNAY::cree_tetra(DLY_NOEUD* n1,DLY_NOEUD* n2,DLY_NOEUD* n3,DLY_NOEUD* n4)
|
| 496 |
{
|
| 497 |
double xyz1[3],xyz2[3],xyz3[3],xyz4[3];
|
| 498 |
n1->get_coord(xyz1);
|
| 499 |
n2->get_coord(xyz2);
|
| 500 |
n3->get_coord(xyz3);
|
| 501 |
n4->get_coord(xyz4);
|
| 502 |
double qual=OPERATEUR::qualite_tetra(xyz1,xyz2,xyz3,xyz4);
|
| 503 |
DLY_TETRA* tet;
|
| 504 |
if (!(qual>0.))
|
| 505 |
{
|
| 506 |
DLY_NOEUD* ntmp=n1;
|
| 507 |
n1=n2;
|
| 508 |
n2=ntmp;
|
| 509 |
}
|
| 510 |
tet=new DLY_TETRA(n1,n2,n3,n4,fabs(qual));
|
| 511 |
tabtet.push_back(tet);
|
| 512 |
tet->change_triangle1(get_triangle(n1,n2,n3));
|
| 513 |
tet->change_triangle2(get_triangle(n1,n2,n4));
|
| 514 |
tet->change_triangle3(get_triangle(n1,n3,n4));
|
| 515 |
tet->change_triangle4(get_triangle(n2,n3,n4));
|
| 516 |
tet->change_segment1(get_segment(n1,n2));
|
| 517 |
tet->change_segment2(get_segment(n1,n3));
|
| 518 |
tet->change_segment3(get_segment(n1,n4));
|
| 519 |
tet->change_segment4(get_segment(n2,n3));
|
| 520 |
tet->change_segment5(get_segment(n2,n4));
|
| 521 |
tet->change_segment6(get_segment(n3,n4));
|
| 522 |
// std::pair<double,DLY_TETRA*> tmp(tet->get_critere_subdivision(),tet);
|
| 523 |
if (typemailleur==DELAUNAYCARTE)
|
| 524 |
{
|
| 525 |
ajouter_front(tet->get_segment1()->calcul_longueur(carte,pas,1),tet->get_segment1());
|
| 526 |
ajouter_front(tet->get_segment2()->calcul_longueur(carte,pas,1),tet->get_segment2());
|
| 527 |
ajouter_front(tet->get_segment3()->calcul_longueur(carte,pas,1),tet->get_segment3());
|
| 528 |
ajouter_front(tet->get_segment4()->calcul_longueur(carte,pas,1),tet->get_segment4());
|
| 529 |
ajouter_front(tet->get_segment5()->calcul_longueur(carte,pas,1),tet->get_segment5());
|
| 530 |
ajouter_front(tet->get_segment6()->calcul_longueur(carte,pas,1),tet->get_segment6());
|
| 531 |
}
|
| 532 |
return tet;
|
| 533 |
}
|
| 534 |
DLY_SEGMENT* MAILLEUR_DELAUNAY::get_segment(DLY_NOEUD* n1,DLY_NOEUD* n2)
|
| 535 |
{
|
| 536 |
|
| 537 |
DLY_NOEUD* no;
|
| 538 |
if (n1->get_num()<n2->get_num()) no=n1;
|
| 539 |
else no=n2;
|
| 540 |
DLY_SEGMENT* seg=no->get_lien_segment(n1,n2);
|
| 541 |
if (seg==NULL)
|
| 542 |
{
|
| 543 |
seg=new DLY_SEGMENT(n1,n2);
|
| 544 |
tabseg.push_back(seg);
|
| 545 |
no->insere_lien_segment(seg);
|
| 546 |
}
|
| 547 |
return seg;
|
| 548 |
}
|
| 549 |
|
| 550 |
DLY_TRIANGLE* MAILLEUR_DELAUNAY::get_triangle(DLY_NOEUD* n1,DLY_NOEUD* n2,DLY_NOEUD* n3)
|
| 551 |
{
|
| 552 |
DLY_NOEUD* no;
|
| 553 |
if (n1->get_num()<n2->get_num()) no=n1;
|
| 554 |
else no=n2;
|
| 555 |
if (n3->get_num()<no->get_num()) no=n3;
|
| 556 |
DLY_TRIANGLE* tri=no->get_lien_triangle(n1,n2,n3);
|
| 557 |
if (tri==NULL)
|
| 558 |
{
|
| 559 |
tri=new DLY_TRIANGLE(n1,n2,n3);
|
| 560 |
tabtri.push_back(tri);
|
| 561 |
no->insere_lien_triangle(tri);
|
| 562 |
}
|
| 563 |
return tri;
|
| 564 |
}
|
| 565 |
|
| 566 |
|
| 567 |
DLY_TETRA* MAILLEUR_DELAUNAY::get_tetra(double x,double y,double z)
|
| 568 |
{
|
| 569 |
DLY_TETRA* tet;
|
| 570 |
tet=get_tetra(tabtet[0],x,y,z);
|
| 571 |
if (tet!=NULL) return tet;
|
| 572 |
tet=get_tetra(tabtet[1],x,y,z);
|
| 573 |
if (tet!=NULL) return tet;
|
| 574 |
tet=get_tetra(tabtet[2],x,y,z);
|
| 575 |
if (tet!=NULL) return tet;
|
| 576 |
tet=get_tetra(tabtet[3],x,y,z);
|
| 577 |
if (tet!=NULL) return tet;
|
| 578 |
tet=get_tetra(tabtet[4],x,y,z);
|
| 579 |
if (tet!=NULL) return tet;
|
| 580 |
tet=get_tetra(tabtet[5],x,y,z);
|
| 581 |
if (tet!=NULL) return tet;
|
| 582 |
return NULL;
|
| 583 |
}
|
| 584 |
|
| 585 |
DLY_TETRA* MAILLEUR_DELAUNAY::get_tetra(DLY_TETRA* tet,double x,double y,double z)
|
| 586 |
{
|
| 587 |
if (tet==NULL) return get_tetra(x,y,z);
|
| 588 |
if (tet->point_dans_le_tetra(x,y,z))
|
| 589 |
{
|
| 590 |
if (tet->get_feuille()==1) return tet;
|
| 591 |
int nb=tet->get_nb_fils();
|
| 592 |
for (int i=0;i<nb;i++)
|
| 593 |
{
|
| 594 |
DLY_TETRA* tetrep=get_tetra(tet->get_fils(i),x,y,z);
|
| 595 |
if (tetrep!=NULL) return tetrep;
|
| 596 |
}
|
| 597 |
}
|
| 598 |
return NULL;
|
| 599 |
}
|
| 600 |
|
| 601 |
|
| 602 |
void MAILLEUR_DELAUNAY::transfert_maillage(std::vector<DLY_NOEUD*> *tabn,std::vector<DLY_TRIANGLE*> *tabe2d,std::vector<DLY_TETRA*> *tabe3d)
|
| 603 |
{
|
| 604 |
for (int i=0;i<tabn->size();i++)
|
| 605 |
{
|
| 606 |
DLY_NOEUD *no=(*tabn)[i];
|
| 607 |
M3D_NOEUD* noeud=new M3D_NOEUD(NULL,no->get_x(),no->get_y(),no->get_z(),MAGIC::ORIGINE::MAILLEUR_AUTO);
|
| 608 |
mai->ajouter_mg_noeud(noeud);
|
| 609 |
no->change_noeud(noeud);
|
| 610 |
noeud->etat_actif();
|
| 611 |
}
|
| 612 |
if (tabe2d!=NULL)
|
| 613 |
{
|
| 614 |
for (int i=0;i<tabe2d->size();i++)
|
| 615 |
{
|
| 616 |
DLY_TRIANGLE* tri=(*tabe2d)[i];
|
| 617 |
if (tri->est_frontiere())
|
| 618 |
MG_TRIANGLE *mgtri=mai->ajouter_mg_triangle(NULL,tri->get_noeud1()->get_noeud(),tri->get_noeud2()->get_noeud(),tri->get_noeud3()->get_noeud(),MAGIC::ORIGINE::MAILLEUR_AUTO);
|
| 619 |
}
|
| 620 |
}
|
| 621 |
else
|
| 622 |
{
|
| 623 |
double vol=0.;
|
| 624 |
double nbmaitheo=0;
|
| 625 |
for (int i=0;i<tabe3d->size();i++)
|
| 626 |
{
|
| 627 |
DLY_TETRA* tet=(*tabe3d)[i];
|
| 628 |
if (tet->get_feuille()==1)
|
| 629 |
{
|
| 630 |
MG_TRIANGLE* mgtriangle1=mai->get_mg_triangle(tet->get_noeud1()->get_noeud()->get_id(),tet->get_noeud3()->get_noeud()->get_id(),tet->get_noeud2()->get_noeud()->get_id());
|
| 631 |
MG_TRIANGLE* mgtriangle2=mai->get_mg_triangle(tet->get_noeud1()->get_noeud()->get_id(),tet->get_noeud2()->get_noeud()->get_id(),tet->get_noeud4()->get_noeud()->get_id());
|
| 632 |
MG_TRIANGLE* mgtriangle3=mai->get_mg_triangle(tet->get_noeud2()->get_noeud()->get_id(),tet->get_noeud3()->get_noeud()->get_id(),tet->get_noeud4()->get_noeud()->get_id());
|
| 633 |
MG_TRIANGLE* mgtriangle4=mai->get_mg_triangle(tet->get_noeud1()->get_noeud()->get_id(),tet->get_noeud4()->get_noeud()->get_id(),tet->get_noeud3()->get_noeud()->get_id());
|
| 634 |
if (mgtriangle1==NULL) mgtriangle1=mai->ajouter_mg_triangle(NULL,tet->get_noeud1()->get_noeud(),tet->get_noeud3()->get_noeud(),tet->get_noeud2()->get_noeud(),MAGIC::ORIGINE::MAILLEUR_AUTO);
|
| 635 |
if (mgtriangle2==NULL) mgtriangle2=mai->ajouter_mg_triangle(NULL,tet->get_noeud1()->get_noeud(),tet->get_noeud2()->get_noeud(),tet->get_noeud4()->get_noeud(),MAGIC::ORIGINE::MAILLEUR_AUTO);
|
| 636 |
if (mgtriangle3==NULL) mgtriangle3=mai->ajouter_mg_triangle(NULL,tet->get_noeud2()->get_noeud(),tet->get_noeud3()->get_noeud(),tet->get_noeud4()->get_noeud(),MAGIC::ORIGINE::MAILLEUR_AUTO);
|
| 637 |
if (mgtriangle4==NULL) mgtriangle4=mai->ajouter_mg_triangle(NULL,tet->get_noeud1()->get_noeud(),tet->get_noeud4()->get_noeud(),tet->get_noeud3()->get_noeud(),MAGIC::ORIGINE::MAILLEUR_AUTO);
|
| 638 |
M3D_TETRA* mgtet=mgtet=new M3D_TETRA(NULL,tet->get_noeud1()->get_noeud(),tet->get_noeud2()->get_noeud(),tet->get_noeud3()->get_noeud(),tet->get_noeud4()->get_noeud(),mgtriangle1,mgtriangle2,mgtriangle3,mgtriangle4,MAGIC::ORIGINE::MAILLEUR_AUTO);
|
| 639 |
mai->ajouter_mg_tetra(mgtet);
|
| 640 |
int tabnoeud[4]={0,0,0,0};
|
| 641 |
if (tet->get_triangle1()->est_frontiere()) {tabnoeud[0]=1;tabnoeud[1]=1;tabnoeud[2]=1;}
|
| 642 |
if (tet->get_triangle2()->est_frontiere()) {tabnoeud[0]=1;tabnoeud[1]=1;tabnoeud[3]=1;}
|
| 643 |
if (tet->get_triangle3()->est_frontiere()) {tabnoeud[0]=1;tabnoeud[2]=1;tabnoeud[3]=1;}
|
| 644 |
if (tet->get_triangle4()->est_frontiere()) {tabnoeud[1]=1;tabnoeud[2]=1;tabnoeud[3]=1;}
|
| 645 |
if (tabnoeud[0]==1) ((M3D_NOEUD*)mgtet->get_noeud1())->etat_inactif();
|
| 646 |
if (tabnoeud[1]==1) ((M3D_NOEUD*)mgtet->get_noeud2())->etat_inactif();
|
| 647 |
if (tabnoeud[2]==1) ((M3D_NOEUD*)mgtet->get_noeud3())->etat_inactif();
|
| 648 |
if (tabnoeud[3]==1) ((M3D_NOEUD*)mgtet->get_noeud4())->etat_inactif();
|
| 649 |
|
| 650 |
vol=vol+tet->calcul_volume(NULL,0);
|
| 651 |
nbmaitheo=nbmaitheo+tet->calcul_volume(carte,0);
|
| 652 |
}
|
| 653 |
}
|
| 654 |
LISTE_MG_SEGMENT::iterator it;
|
| 655 |
for (MG_SEGMENT *seg=mai->get_premier_segment(it);seg;seg=mai->get_suivant_segment(it))
|
| 656 |
{
|
| 657 |
M3D_NOEUD* no1=(M3D_NOEUD*)seg->get_noeud1();
|
| 658 |
M3D_NOEUD* no2=(M3D_NOEUD*)seg->get_noeud2();
|
| 659 |
seg->change_dimension_topo_null(3);
|
| 660 |
if (no1->get_etat()==MAGIC::MAILLEURFRONTALETAT::INACTIF)
|
| 661 |
if (no2->get_etat()==MAGIC::MAILLEURFRONTALETAT::INACTIF)
|
| 662 |
{
|
| 663 |
OT_VECTEUR_3D vec(no1->get_coord(),no2->get_coord());
|
| 664 |
vec.norme();
|
| 665 |
OT_VECTEUR_3D vecx(1.,0.,0.);
|
| 666 |
OT_VECTEUR_3D vecy(0.,1.,0.);
|
| 667 |
OT_VECTEUR_3D vecz(0.,0.,1.);
|
| 668 |
if (fabs(vecx*vec)<1e-10) seg->change_dimension_topo_null(2);
|
| 669 |
else if (fabs(vecy*vec)<1e-10) seg->change_dimension_topo_null(2);
|
| 670 |
else if (fabs(vecz*vec)<1e-10) seg->change_dimension_topo_null(2);
|
| 671 |
}
|
| 672 |
|
| 673 |
}
|
| 674 |
char message[255];
|
| 675 |
sprintf(message," Volume maille : %lf",vol);
|
| 676 |
if (affichageactif) affiche(message);
|
| 677 |
nbmaitheo=12.*nbmaitheo/sqrt(2);
|
| 678 |
double erreur=nbmaitheo-mai->get_nb_mg_tetra();
|
| 679 |
erreur=erreur/mai->get_nb_mg_tetra();
|
| 680 |
sprintf(message," Nombre de maille theorique : %d, Nombre de maille pratique %d, erreur %.2lf%%",(int)nbmaitheo,mai->get_nb_mg_tetra(),erreur);
|
| 681 |
if (affichageactif) affiche(message);
|
| 682 |
}
|
| 683 |
|
| 684 |
}
|
| 685 |
|
| 686 |
|
| 687 |
int MAILLEUR_DELAUNAY::est_de_delaunay(void)
|
| 688 |
{
|
| 689 |
for (int i=0;i<tabtet.size();i++)
|
| 690 |
{
|
| 691 |
DLY_TETRA* tet=tabtet[i];
|
| 692 |
for (int j=0;j<tabnoeud.size();j++)
|
| 693 |
{
|
| 694 |
DLY_NOEUD* no=tabnoeud[j];
|
| 695 |
if (no!=tet->get_noeud1())
|
| 696 |
if (no!=tet->get_noeud2())
|
| 697 |
if (no!=tet->get_noeud3())
|
| 698 |
if (no!=tet->get_noeud4())
|
| 699 |
{
|
| 700 |
int num=tet->point_dans_la_sphere(no->get_x(),no->get_y(),no->get_z()>1);
|
| 701 |
if (num>1)
|
| 702 |
return 0;
|
| 703 |
|
| 704 |
}
|
| 705 |
}
|
| 706 |
}
|
| 707 |
return 1;
|
| 708 |
}
|
