Aretes.cpp

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#include <Aretes.h>
#include <Domaine_VDF.h>
 
Implemente_instanciable(Aretes,"Aretes",Objet_U);
 
 
// printOn et readOn
 
Sortie& Aretes::printOn(Sortie& s ) const
{
  s << "Aretes " << finl;
  s << faces_ << finl;
  s << type1_ << finl;
  s << type2_ << finl;
  return s;
}
 
Entree& Aretes::readOn(Entree& s )
{
  return s ;
}
 
/*! @brief affecte a l'arete numero les faces f1, f2, f3, f4
 *
 *  l'arete est de type2_ type ou :
 *  type2_ = -1 si arete coin
 *  type2_ = 0 si arete bord
 *  type2_ = 1 si arete mixte
 *  type2_ = 2 si arete interne
 *  l'arete est de type1_ dir ou :
 *  type1_ = 0 si arete XY
 *  type1_ = 1 si arete XZ
 *  type1_ = 2 si arete YZ
 *  En dimension 2 il n'y a que des aretes XY
 *
 */
void Aretes::affecter(int& numero_a, int dir, int type, int nb_face,
                      int f1, int f2, int f3, int f4, const ArrOfInt& est_une_plaque)
{
  int nb_plaques = 0;
  nb_plaques += f1>=0 ? est_une_plaque[f1] : 0;
  nb_plaques += f2>=0 ? est_une_plaque[f2] : 0;
  nb_plaques += f3>=0 ? est_une_plaque[f3] : 0;
  nb_plaques += f4>=0 ? est_une_plaque[f4] : 0;
  int coin = -1 ;
  int bord = 0 ;
  if (type>0)
    {
      if (nb_plaques!=0) return;
      if( (f1<nb_face) || (f2<nb_face) || (f3<nb_face) || (f4<nb_face) )
        numero_a++;
      else
        return;
    }
  if (type==bord)
    {
      if( (f1<nb_face) || (f2<nb_face) || (f3<nb_face) )
        numero_a++;
      else
        return;
    }
  if (type==coin)
    {
      if( (f1<nb_face) && (f2<nb_face) && (f3<nb_face) && (f4<nb_face) )
        numero_a++;
      else
        return;
    }
 
  faces_(numero_a, 0)=f1;
  faces_(numero_a, 1)=f2;
  faces_(numero_a, 2)=f3;
  faces_(numero_a, 3)=f4;
  type1_(numero_a)=dir;
  type2_(numero_a)=type;
 
  if(type >0)
    {
      assert(faces_(numero_a, 0) !=-1);
      assert(faces_(numero_a, 1) !=-1);
      assert(faces_(numero_a, 2) !=-1);
      assert(faces_(numero_a, 3) !=-1);
    }
}
 
void Aretes::calculer_centre_de_gravite(Domaine_VDF& domaine)
{
  const IntTab& so = domaine.face_sommets();
  const DoubleTab& co = domaine.domaine().les_sommets();
  DoubleTab& xa_ = domaine.xa();
  int i,j,k;
  int f0=-1,f1=-1,s00,s01,s10,s11;
  int type;
  int nb_aretes = faces_.dimension(0);
  //const IntVect& orient =  domaine.orientation();
  // Calcul des ccordonnees de l'arete
  if(dimension==2)
    {
      xa_.resize(nb_aretes,2);
      for(i=0; i<nb_aretes; i++)
        {
          type = type2_(i);
          if((type==2)||(type==1)) // arete interne ou mixte
            {
              f0 = faces_(i,0);
              s00 = so(f0,0);
              s01 = so(f0,1);
              f1 = faces_(i,1);
              s10 = so(f1,0);
              s11 = so(f1,1);
              if((s00==s10)||(s00==s11))
                {
                  xa_(i,0) = co(s00,0);
                  xa_(i,1) = co(s00,1);
                }
              else if((s01==s10)||(s01==s11))
                {
                  xa_(i,0) = co(s01,0);
                  xa_(i,1) = co(s01,1);
                }
              else
                {
                  Cerr<<"Erreur on a pas trouve de sommets communs"<<finl;
                  exit();
                }
            }
          else if((type == 0)||(type == -1)) // arete bord ou coin
            {
              for(j=0; j<4; j++)
                {
                  f0=faces_(i,j);
                  if(f0!=-1) break;
                }
              assert(j<4);
              k=j+1;
              s00 = so(f0,0);
              s01 = so(f0,1);
              for(j=k; j<4; j++)
                {
                  f1=faces_(i,j);
                  if(f1!=-1) break;
                }
              assert(j<4);
              s10 = so(f1,0);
              s11 = so(f1,1);
              if((s00==s10)||(s00==s11))
                {
                  xa_(i,0) = co(s00,0);
                  xa_(i,1) = co(s00,1);
                }
              else if((s01==s10)||(s01==s11))
                {
                  xa_(i,0) = co(s01,0);
                  xa_(i,1) = co(s01,1);
                }
              else
                {
                  Cerr<<"Erreur on a pas trouve de sommets communs"<<finl;
                  exit();
                }
            }
        }
    }
  else if(dimension==3)
    {
      xa_.resize(nb_aretes,3);
      for(i=0; i<nb_aretes; i++)
        {
          type = type2_(i);
          if((type==2)||(type==1)) // arete interne ou mixte
            {
              f0 = faces_(i,0);
              f1 = faces_(i,1);
              int s0,s1,s0j;
              int deux;
              for(j=0; j<4; j++)
                {
                  s0j=so(f0,j);
                  for(k=0; k<4; k++)
                    if(s0j==so(f1,k)) break;
                  if(k<4) break;
                }
              assert(j<4);
              s0 = s0j;
              deux = j+1;
              for(j=deux; j<4; j++)
                {
                  s0j=so(f0,j);
                  for(k=0; k<4; k++)
                    if(s0j==so(f1,k)) break;
                  if(k<4) break;
                }
              assert(j<4);
              s1 = s0j;
              xa_(i,0) = (co(s0,0)+co(s1,0))/2.0;
              xa_(i,1) = (co(s0,1)+co(s1,1))/2.0;
              xa_(i,2) = (co(s0,2)+co(s1,2))/2.0;
            }
          else if((type == 0)||(type == -1)) // arete bord ou coin
            {
              int f,fdeux;
              int s0,s1,s0j;
              int deux;
              for(f=0; f<4; f++)
                {
                  f0=faces_(i,f);
                  if(f0!=-1) break;
                }
              assert(f<4);
              fdeux=f+1;
              for(f=fdeux; f<4; f++)
                {
                  f1=faces_(i,f);
                  if(f1!=-1) break;
                }
              for(j=0; j<4; j++)
                {
                  s0j=so(f0,j);
                  for(k=0; k<4; k++)
                    if(s0j==so(f1,k)) break;
                  if(k<4) break;
                }
              assert(j<4);
              s0 = s0j;
              deux = j+1;
              for(j=deux; j<4; j++)
                {
                  s0j=so(f0,j);
                  for(k=0; k<4; k++)
                    if(s0j==so(f1,k)) break;
                  if(k<4) break;
                }
              assert(j<4);
              s1 = s0j;
              xa_(i,0) = (co(s0,0)+co(s1,0))/2.0;
              xa_(i,1) = (co(s0,1)+co(s1,1))/2.0;
              xa_(i,2) = (co(s0,2)+co(s1,2))/2.0;
            }
        }
    }
}
 
/*! @brief Dimensionne les tableaux.
 *
 */
void Aretes::dimensionner(int n)
{
  faces_.resize(n,4);
  type1_.resize(n);
  type2_.resize(n) ;
}
 
/*! @brief appelee par trier Echange les aretes a1 et a2
 *
 */
void Aretes::swap(int a1, int a2)
{
  int tmp;
  tmp = faces_(a1, 0);
  faces_(a1, 0) = faces_(a2, 0);
  faces_(a2, 0)=tmp;
  tmp = faces_(a1, 1);
  faces_(a1, 1) = faces_(a2, 1);
  faces_(a2, 1)=tmp;
  tmp = faces_(a1, 2);
  faces_(a1, 2) = faces_(a2, 2);
  faces_(a2, 2)=tmp;
  tmp = faces_(a1, 3);
  faces_(a1, 3) = faces_(a2, 3);
  faces_(a2, 3)=tmp;
  tmp = type1_(a1);
  type1_(a1)=type1_(a2);
  type1_(a2)=tmp;
  tmp = type2_(a1);
  type2_(a1)=type2_(a2);
  type2_(a2)=tmp;
}
/*! @brief reoordonne le tableaux des aretes avec d'abord les aretes coins (elles n'ont que deux faces)
 *
 *  puis les aretes bord (elles ont trois faces dont deux de bord)
 *  puis les aretes mixte (elles ont quatre faces dont deux de bord)
 *  puis les aretes_internes (elles ont quatre faces internes)
 *
 */
void Aretes::trier(int& nb_aretes_coin, int& nb_aretes_bord,
                   int& nb_aretes_mixte, int& nb_aretes_interne)
{
  //
  nb_aretes_coin=nb_aretes_bord=nb_aretes_mixte=nb_aretes_interne=0;
  int coin = -1 ;
  int bord = 0 ;
  int mixte = 1 ;
  int interne = 2 ;
  int nb_aretes = type1_.size();
  int courante=0;
  int arete;
  while( (courante<nb_aretes)&&(type2_(courante)==coin) )
    {
      courante++;
      nb_aretes_coin++;
    }
  for(arete=courante; arete<nb_aretes; arete++)
    {
      if(type2_(arete)==coin)
        {
          swap(arete, courante);
          while( (courante<nb_aretes)&&(type2_(courante)==coin) )
            {
              courante++;
              nb_aretes_coin++;
            }
          //arete=courante;
        }
    }
  while( (courante<nb_aretes)&&(type2_(courante)==bord) )
    {
      courante++;
      nb_aretes_bord++;
    }
  for(arete=courante; arete<nb_aretes; arete++)
    {
      if(type2_(arete)==bord)
        {
          swap(arete, courante);
          assert(type2_(courante) == bord);
          while( (courante<nb_aretes)&&(type2_(courante)==bord) )
            {
              courante++;
              nb_aretes_bord++;
            }
          //arete=courante;
        }
    }
  while( (courante<nb_aretes)&&(type2_(courante)==mixte) )
    {
      courante++;
      nb_aretes_mixte++;
    }
  for(arete=courante; arete<nb_aretes; arete++)
    {
      if(type2_(arete)==mixte)
        {
          swap(arete, courante);
          assert(faces_(courante, 0) !=-1);
          assert(faces_(courante, 1) !=-1);
          assert(faces_(courante, 2) !=-1);
          assert(faces_(courante, 3) !=-1);
          while( (courante<nb_aretes)&&(type2_(courante)==mixte) )
            {
              courante++;
              nb_aretes_mixte++;
            }
          //arete=courante;
        }
    }
  while( (courante<nb_aretes)&&(type2_(courante)==interne) )
    {
      courante++;
      nb_aretes_interne++;
    }
  for(arete=courante; arete<nb_aretes; arete++)
    {
      if(type2_(arete)==interne)
        {
          swap(arete, courante);
          assert(faces_(courante, 0) !=-1);
          assert(faces_(courante, 1) !=-1);
          assert(faces_(courante, 2) !=-1);
          assert(faces_(courante, 3) !=-1);
          while( (courante<nb_aretes)&&(type2_(courante)==interne) )
            {
              courante++;
              nb_aretes_interne++;
            }
          //arete=courante;
        }
    }
}
 
void Aretes::trier_pour_debog(int& nb_aretes_coin, int& nb_aretes_bord,
                              int& nb_aretes_mixte, int& nb_aretes_interne,const DoubleTab&
                              xv)
{
 
  ArrOfDouble XVref(dimension),XVref2(dimension);
  int nb_aretes = type1_.size();
  int arete;
  for (int boucle=0; boucle<3; boucle++)
    {
      int deb=nb_aretes - nb_aretes_interne;
      int fin=nb_aretes;
      if (boucle==1)
        {
          fin=deb;
          deb-=nb_aretes_mixte;
        }
      else if (boucle==2)
        {
          fin=deb;
          deb-=  nb_aretes_bord;
        }
      for ( arete=deb; arete<fin; arete++)
        {
          if ((boucle==2)&&(type2_(arete)!=0))
            {
              Cerr<<"gros pb "<<arete<<finl;
              exit();
            }
          int ref=faces_(arete,0);
          for (int i=0; i<dimension; i++) XVref[i]=xv(ref,i);
          int marq=-1;
          int ref2;
          for (int arete2=arete; arete2<fin; arete2++)
            {
              ref2=faces_(arete2,0);
              for (int i=0; i<dimension; i++) XVref2[i]=xv(ref2,i);
              int test=-1;
              //              int testsa=-1;
              if (dimension==2)
                {
                  if (sup_strict(XVref2[1],XVref[1])) test=1;
                  else if ((XVref2[1]==XVref[1])&&(sup_strict(XVref2[0],XVref[0]))) test=0;
                }
              else if (dimension==3)
                {
                  if (XVref2[2]>XVref[2]) test=2;
                  else if  (XVref2[2]==XVref[2])
                    {
                      if (XVref2[1]>XVref[1]) test=1;
                      else if ((XVref2[1]==XVref[1])&&(XVref2[0]>XVref[0])) test=0;
                    }
                }
              if (test!=-1)
                {
                  marq=arete2;
                  XVref=XVref2;
                }
            }
          if (marq!=-1) swap(arete,marq);
        }
    }
  for (arete=nb_aretes - nb_aretes_interne; arete<nb_aretes*0; arete++)
    {
      Cerr <<me()<<" arete "<<arete<<" "<< faces_(arete,0)<<" "<< faces_(arete,1)<<" "<< faces_(arete,2)<<" "<< faces_(arete,3)<<finl;
    }
}