src/INTERP_KERNEL/Geometric2D/InterpKernelGeo2DComposedEdge.cxx

   1 // Copyright (C) 2007-2013  CEA/DEN, EDF R&D
   2 //
   3 // This library is free software; you can redistribute it and/or
   4 // modify it under the terms of the GNU Lesser General Public
   5 // License as published by the Free Software Foundation; either
   6 // version 2.1 of the License.
   7 //
   8 // This library is distributed in the hope that it will be useful,
   9 // but WITHOUT ANY WARRANTY; without even the implied warranty of
  10 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  11 // Lesser General Public License for more details.
  12 //
  13 // You should have received a copy of the GNU Lesser General Public
  14 // License along with this library; if not, write to the Free Software
  15 // Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
  16 //
  17 // See http://www.salome-platform.org/ or email : webmaster.salome@opencascade.com
  18 //
  19 // Author : Anthony Geay (CEA/DEN)
  20
  21 #include "InterpKernelGeo2DComposedEdge.hxx"
  22 #include "InterpKernelGeo2DElementaryEdge.hxx"
  23 #include "InterpKernelGeo2DEdgeArcCircle.hxx"
  24 #include "InterpKernelGeo2DEdgeInfLin.hxx"
  25 #include "InterpKernelException.hxx"
  26
  27 #include <algorithm>
  28 #include <memory>
  29 #include <iterator>
  30 #include <set>
  31
  32 using namespace INTERP_KERNEL;
  33
  34 ComposedEdge::ComposedEdge(const ComposedEdge& other)
  35 {
  36   for(std::list<ElementaryEdge *>::const_iterator iter=other._sub_edges.begin();iter!=other._sub_edges.end();iter++)
  37     _sub_edges.push_back((*iter)->clone());
  38 }
  39
  40 ComposedEdge::~ComposedEdge()
  41 {
  42   clearAll(_sub_edges.begin());
  43 }
  44
  45 void ComposedEdge::setValueAt(int i, Edge *e, bool direction)
  46 {
  47   std::list<ElementaryEdge*>::iterator it=_sub_edges.begin();
  48   for(int j=0;j<i;j++)
  49     it++;
  50   delete *it;
  51   *it=new ElementaryEdge(e,direction);
  52 }
  53
  54 struct AbsEdgeCmp
  55 {
  56   AbsEdgeCmp(ElementaryEdge *b):_b1(b) { }
  57   bool operator()(ElementaryEdge *a) { return a->getPtr()==_b1->getPtr();}
  58
  59   ElementaryEdge *_b1;
  60 };
  61
  62 double ComposedEdge::getCommonLengthWith(const ComposedEdge& other) const
  63 {
  64   double ret=0.;
  65   for(std::list<ElementaryEdge *>::const_iterator iter=_sub_edges.begin();iter!=_sub_edges.end();iter++)
  66     {
  67       if(find_if(other._sub_edges.begin(),other._sub_edges.end(),AbsEdgeCmp(*iter))!=other._sub_edges.end())
  68         {
  69           const ElementaryEdge *tmp=static_cast<const ElementaryEdge *>(*iter);
  70           ret+=tmp->getCurveLength();
  71         }
  72     }
  73   return ret;
  74 }
  75
  76 void ComposedEdge::clear()
  77 {
  78   clearAll(_sub_edges.begin());
  79   _sub_edges.clear();
  80 }
  81
  82 void ComposedEdge::pushBack(Edge *edge, bool direction)
  83 {
  84   _sub_edges.push_back(new ElementaryEdge(edge,direction));
  85 }
  86
  87 void ComposedEdge::pushBack(ElementaryEdge *elem)
  88 {
  89   _sub_edges.push_back(elem);
  90 }
  91
  92 void ComposedEdge::pushBack(ComposedEdge *elem)
  93 {
  94   std::list<ElementaryEdge *> *elemsOfElem=elem->getListBehind();
  95   _sub_edges.insert(_sub_edges.end(),elemsOfElem->begin(),elemsOfElem->end());
  96 }
  97
  98 ElementaryEdge *ComposedEdge::operator[](int i) const
  99 {
 100   std::list<ElementaryEdge *>::const_iterator iter=_sub_edges.begin();
 101   for(int ii=0;ii<i;ii++)
 102     iter++;
 103   return *iter;
 104 }
 105
 106 void ComposedEdge::reverse()
 107 {
 108   _sub_edges.reverse();
 109   for(std::list<ElementaryEdge *>::iterator iter=_sub_edges.begin();iter!=_sub_edges.end();iter++)
 110     (*iter)->reverse();
 111 }
 112
 113 bool ComposedEdge::presenceOfOn() const
 114 {
 115   bool ret=false;
 116   for(std::list<ElementaryEdge *>::const_iterator iter=_sub_edges.begin();iter!=_sub_edges.end() && !ret;iter++)
 117     ret=((*iter)->getLoc()==FULL_ON_1);
 118   return ret;
 119 }
 120
 121 bool ComposedEdge::presenceOfQuadraticEdge() const
 122 {
 123   bool ret=false;
 124   for(std::list<ElementaryEdge *>::const_iterator iter=_sub_edges.begin();iter!=_sub_edges.end() && !ret;iter++)
 125     {
 126       Edge *e=(*iter)->getPtr();
 127       if(e)
 128         ret=dynamic_cast<EdgeArcCircle*>(e)!=0;
 129     }
 130   return ret;
 131 }
 132
 133 void ComposedEdge::initLocations() const
 134 {
 135   for(std::list<ElementaryEdge *>::const_iterator iter=_sub_edges.begin();iter!=_sub_edges.end();iter++)
 136     (*iter)->initLocations();
 137 }
 138
 139 void ComposedEdge::initLocationsWithOther(const ComposedEdge& other) const
 140 {
 141   std::set<Edge *> s1,s2;
 142   for(std::list<ElementaryEdge *>::const_iterator it1=_sub_edges.begin();it1!=_sub_edges.end();it1++)
 143     s1.insert((*it1)->getPtr());
 144   for(std::list<ElementaryEdge *>::const_iterator it2=other._sub_edges.begin();it2!=other._sub_edges.end();it2++)
 145     s2.insert((*it2)->getPtr());
 146   initLocations();
 147   other.initLocations();
 148   std::vector<Edge *> s3;
 149   std::set_intersection(s1.begin(),s1.end(),s2.begin(),s2.end(),std::back_insert_iterator< std::vector<Edge *> >(s3));
 150   for(std::vector<Edge *>::const_iterator it3=s3.begin();it3!=s3.end();it3++)
 151     (*it3)->declareOn();
 152 }
 153
 154 ComposedEdge *ComposedEdge::clone() const
 155 {
 156   return new ComposedEdge(*this);
 157 }
 158
 159 bool ComposedEdge::isNodeIn(Node *n) const
 160 {
 161   bool ret=false;
 162   for(std::list<ElementaryEdge *>::const_iterator iter=_sub_edges.begin();iter!=_sub_edges.end() && !ret;iter++)
 163     ret=(*iter)->isNodeIn(n);
 164   return ret;
 165 }
 166
 167 /*!
 168  * This method computes the area of 'this'.
 169  * By definition :
 170  * \f[
 171  * Area=\int_{Polygon} dS
 172  * \f]
 173  * Thanks to Green's theorem we have.
 174  * \f[
 175  * \int_{Polygon} x \cdot dS=\sum_{0 \leq i < nb of edges} -\int_{Edge_{i}}ydx=\sum_{0 \leq i < nb of edges} AreaOfZone_{Edge_{i}}
 176  * \f]
 177  * Where \f$ AreaOfZone_{i} \f$ is computed virtually by INTERP_KERNEL::Edge::getAreaOfZone with following formula :
 178  * \f[
 179  * AreaOfZone_{i}=\int_{Edge_{i}} -ydx
 180  * \f]
 181  */
 182 double ComposedEdge::getArea() const
 183 {
 184   double ret=0.;
 185   for(std::list<ElementaryEdge *>::const_iterator iter=_sub_edges.begin();iter!=_sub_edges.end();iter++)
 186     ret+=(*iter)->getAreaOfZone();
 187   return ret;
 188 }
 189
 190 double ComposedEdge::getPerimeter() const
 191 {
 192   double ret=0.;
 193   for(std::list<ElementaryEdge *>::const_iterator iter=_sub_edges.begin();iter!=_sub_edges.end();iter++)
 194     ret+=(*iter)->getCurveLength();
 195   return ret;
 196 }
 197
 198 double ComposedEdge::getHydraulicDiameter() const
 199 {
 200   return 4*fabs(getArea())/getPerimeter();
 201 }
 202
 203 /*!
 204  * This method computes barycenter of 'this' by returning xG in bary[0] and yG in bary[1].
 205  * By definition :
 206  * \f[
 207  * Area \cdot x_{G}=\int_{Polygon} x \cdot dS
 208  * \f]
 209  * \f[
 210  * Area \cdot y_{G}=\int_{Polygon} y \cdot dS
 211  * \f]
 212  * Thanks to Green's theorem we have.
 213  * \f[
 214  * \int_{Polygon} x \cdot dS=\sum_{0 \leq i < nb of edges} -\int_{Edge_{i}}yxdx
 215  * \f]
 216  * \f[
 217  * \int_{Polygon} y \cdot dS=\sum_{0 \leq i < nb of edges} -\int_{Edge_{i}}\frac{y^{2}}{2}dx
 218  * \f]
 219  * Area is computed using the same principle than described in INTERP_KERNEL::ComposedEdge::getArea method.
 220  * \f$ -\int_{Edge_{i}}yxdx \f$ and \f$ -\int_{Edge_{i}}\frac{y^{2}}{2}dx \f$ are computed virtually with INTERP_KERNEL::Edge::getBarycenterOfZone.
 221  */
 222 void ComposedEdge::getBarycenter(double *bary) const
 223 {
 224   bary[0]=0.;
 225   bary[1]=0.;
 226   double area=0.;
 227   for(std::list<ElementaryEdge *>::const_iterator iter=_sub_edges.begin();iter!=_sub_edges.end();iter++)
 228     {
 229       (*iter)->getBarycenterOfZone(bary);
 230       area+=(*iter)->getAreaOfZone();
 231     }
 232   bary[0]/=area;
 233   bary[1]/=area;
 234 }
 235
 236 /*!
 237  * Idem ComposedEdge::getBarycenter except that the special case where _sub_edges==1 is dealt here.
 238  */
 239 void ComposedEdge::getBarycenterGeneral(double *bary) const
 240 {
 241   if(_sub_edges.empty())
 242     throw INTERP_KERNEL::Exception("ComposedEdge::getBarycenterGeneral called on an empty polygon !");
 243   if(_sub_edges.size()>2)
 244     return getBarycenter(bary);
 245   double w;
 246   _sub_edges.back()->getBarycenter(bary,w);
 247 }
 248
 249 double ComposedEdge::normalizeMe(double& xBary, double& yBary)
 250 {
 251   Bounds b;
 252   b.prepareForAggregation();
 253   fillBounds(b);
 254   double dimChar=b.getCaracteristicDim();
 255   b.getBarycenter(xBary,yBary);
 256   applyGlobalSimilarity(xBary,yBary,dimChar);
 257   return dimChar;
 258 }
 259
 260 double ComposedEdge::normalize(ComposedEdge *other, double& xBary, double& yBary)
 261 {
 262   Bounds b;
 263   b.prepareForAggregation();
 264   fillBounds(b);
 265   other->fillBounds(b);
 266   double dimChar=b.getCaracteristicDim();
 267   b.getBarycenter(xBary,yBary);
 268   applyGlobalSimilarity(xBary,yBary,dimChar);
 269   other->applyGlobalSimilarity(xBary,yBary,dimChar);
 270   return dimChar;
 271 }
 272
 273 /*!
 274  * This method operates the opposite operation than ComposedEdge::applyGlobalSimilarity.
 275  */
 276 void ComposedEdge::unApplyGlobalSimilarityExt(ComposedEdge& other, double xBary, double yBary, double fact)
 277 {
 278   std::set<Node *> allNodes;
 279   getAllNodes(allNodes);
 280   other.getAllNodes(allNodes);
 281   for(std::set<Node *>::iterator iter=allNodes.begin();iter!=allNodes.end();iter++)
 282     (*iter)->unApplySimilarity(xBary,yBary,fact);
 283   for(std::list<ElementaryEdge *>::iterator iter=_sub_edges.begin();iter!=_sub_edges.end();iter++)
 284     (*iter)->unApplySimilarity(xBary,yBary,fact);
 285   for(std::list<ElementaryEdge *>::iterator iter=other._sub_edges.begin();iter!=other._sub_edges.end();iter++)
 286     (*iter)->unApplySimilarity(xBary,yBary,fact);
 287 }
 288
 289 double ComposedEdge::normalizeExt(ComposedEdge *other, double& xBary, double& yBary)
 290 {
 291   Bounds b;
 292   b.prepareForAggregation();
 293   fillBounds(b);
 294   other->fillBounds(b);
 295   double dimChar=b.getCaracteristicDim();
 296   b.getBarycenter(xBary,yBary);
 297   applyGlobalSimilarity2(other,xBary,yBary,dimChar);
 298   return dimChar;
 299 }
 300
 301 void ComposedEdge::dumpInXfigFile(std::ostream& stream, int resolution, const Bounds& box) const
 302 {
 303   stream.precision(10);
 304   for(std::list<ElementaryEdge *>::const_iterator iter=_sub_edges.begin();iter!=_sub_edges.end();iter++)
 305     (*iter)->dumpInXfigFile(stream,resolution,box);
 306 }
 307
 308 Node *ComposedEdge::getEndNode() const
 309 {
 310   return _sub_edges.back()->getEndNode();
 311 }
 312
 313 Node *ComposedEdge::getStartNode() const
 314 {
 315   return _sub_edges.front()->getStartNode();
 316 }
 317
 318 bool ComposedEdge::changeEndNodeWith(Node *node) const
 319 {
 320   return _sub_edges.back()->changeEndNodeWith(node);
 321 }
 322
 323 bool ComposedEdge::changeStartNodeWith(Node *node) const
 324 {
 325   return _sub_edges.front()->changeStartNodeWith(node);
 326 }
 327
 328 void ComposedEdge::fillBounds(Bounds& output) const
 329 {
 330   for(std::list<ElementaryEdge *>::const_iterator iter=_sub_edges.begin();iter!=_sub_edges.end();iter++)
 331     (*iter)->fillBounds(output);
 332 }
 333
 334 /*!
 335  * \b WARNING : applies similarity \b ONLY on edges without any change on Nodes. To perform a global similarity call applyGlobalSimilarity.
 336  */
 337 void ComposedEdge::applySimilarity(double xBary, double yBary, double dimChar)
 338 {
 339   for(std::list<ElementaryEdge *>::iterator iter=_sub_edges.begin();iter!=_sub_edges.end();iter++)
 340     (*iter)->applySimilarity(xBary,yBary,dimChar);
 341 }
 342
 343 /*!
 344  * Perform Similarity transformation on all elements of this Nodes and Edges.
 345  */
 346 void ComposedEdge::applyGlobalSimilarity(double xBary, double yBary, double dimChar)
 347 {
 348   std::set<Node *> allNodes;
 349   getAllNodes(allNodes);
 350   for(std::set<Node *>::iterator iter=allNodes.begin();iter!=allNodes.end();iter++)
 351     (*iter)->applySimilarity(xBary,yBary,dimChar);
 352   for(std::list<ElementaryEdge *>::iterator iter=_sub_edges.begin();iter!=_sub_edges.end();iter++)
 353     (*iter)->applySimilarity(xBary,yBary,dimChar);
 354 }
 355
 356 /*!
 357  * Perform Similarity transformation on all elements of this Nodes and Edges on 'this' and 'other'.
 358  * Nodes can be shared between 'this' and 'other'.
 359  */
 360 void ComposedEdge::applyGlobalSimilarity2(ComposedEdge *other, double xBary, double yBary, double dimChar)
 361 {
 362   std::set<Node *> allNodes;
 363   getAllNodes(allNodes);
 364   std::set<Node *> allNodes2;
 365   other->getAllNodes(allNodes2);
 366   for(std::set<Node *>::const_iterator it=allNodes2.begin();it!=allNodes2.end();it++)
 367     if(allNodes.find(*it)!=allNodes.end())
 368       (*it)->declareOn();
 369   allNodes.insert(allNodes2.begin(),allNodes2.end());
 370   for(std::set<Node *>::iterator iter=allNodes.begin();iter!=allNodes.end();iter++)
 371     (*iter)->applySimilarity(xBary,yBary,dimChar);
 372   for(std::list<ElementaryEdge *>::iterator iter=_sub_edges.begin();iter!=_sub_edges.end();iter++)
 373     (*iter)->applySimilarity(xBary,yBary,dimChar);
 374   for(std::list<ElementaryEdge *>::iterator iter=other->_sub_edges.begin();iter!=other->_sub_edges.end();iter++)
 375     (*iter)->applySimilarity(xBary,yBary,dimChar);
 376 }
 377
 378 /*!
 379  * This method append to param 'partConsidered' the part of length of subedges IN or ON.
 380  * @param partConsidered INOUT param.
 381  */
 382 void ComposedEdge::dispatchPerimeter(double& partConsidered) const
 383 {
 384   for(std::list<ElementaryEdge *>::const_iterator iter=_sub_edges.begin();iter!=_sub_edges.end();iter++)
 385     {
 386       TypeOfEdgeLocInPolygon loc=(*iter)->getLoc();
 387       if(loc==FULL_IN_1 || loc==FULL_ON_1)
 388         partConsidered+=(*iter)->getCurveLength();
 389     }
 390 }
 391
 392 /*!
 393  * Idem dispatchPerimeterExcl except that when a subedge is declared as ON this subedge is counted in commonPart.
 394  */
 395 void ComposedEdge::dispatchPerimeterExcl(double& partConsidered, double& commonPart) const
 396 {
 397   for(std::list<ElementaryEdge *>::const_iterator iter=_sub_edges.begin();iter!=_sub_edges.end();iter++)
 398     {
 399       TypeOfEdgeLocInPolygon loc=(*iter)->getLoc();
 400       if(loc==FULL_IN_1)
 401         partConsidered+=(*iter)->getCurveLength();
 402       if(loc==FULL_ON_1)
 403         commonPart+=(*iter)->getCurveLength();
 404     }
 405 }
 406
 407 void ComposedEdge::getAllNodes(std::set<Node *>& output) const
 408 {
 409   std::list<ElementaryEdge *>::const_iterator iter=_sub_edges.begin();
 410   for(;iter!=_sub_edges.end();iter++)
 411     (*iter)->getAllNodes(output);
 412 }
 413
 414 void ComposedEdge::getBarycenter(double *bary, double& weigh) const
 415 {
 416   weigh=0.; bary[0]=0.; bary[1]=0.;
 417   double tmp1,tmp2[2];
 418   for(std::list<ElementaryEdge *>::const_iterator iter=_sub_edges.begin();iter!=_sub_edges.end();iter++)
 419     {
 420       (*iter)->getBarycenter(tmp2,tmp1);
 421       weigh+=tmp1;
 422       bary[0]+=tmp1*tmp2[0];
 423       bary[1]+=tmp1*tmp2[1];
 424     }
 425   bary[0]/=weigh;
 426   bary[1]/=weigh;
 427 }
 428
 429 /*!
 430  * \sa ComposedEdge::isInOrOut2
 431  */
 432 bool ComposedEdge::isInOrOut(Node *nodeToTest) const
 433 {
 434   std::set< IntersectElement > inOutSwitch;
 435   double ref(isInOrOutAlg(nodeToTest,inOutSwitch));
 436   bool ret=false;
 437   for(std::set< IntersectElement >::iterator iter4=inOutSwitch.begin();iter4!=inOutSwitch.end();iter4++)
 438     {
 439       if((*iter4).getVal1()<ref)
 440         {
 441           if((*iter4).getNodeOnly()->getLoc()==ON_1)
 442             ret=!ret;
 443         }
 444       else
 445         break;
 446     }
 447   return ret;
 448 }
 449
 450 /*!
 451  * This method is close to ComposedEdge::isInOrOut behaviour except that here EPSILON is taken into account to detect if it is IN or OUT.
 452  * If \a nodeToTest is close to an edge in \a this, true will be returned even if it is outside informatically from \a this.
 453  * This method makes the hypothesis that
 454  *
 455  * \sa ComposedEdge::isInOrOut
 456  */
 457 bool ComposedEdge::isInOrOut2(Node *nodeToTest) const
 458 {
 459   std::set< IntersectElement > inOutSwitch;
 460   double ref(isInOrOutAlg(nodeToTest,inOutSwitch));
 461   bool ret=false;
 462   for(std::set< IntersectElement >::iterator iter4=inOutSwitch.begin();iter4!=inOutSwitch.end();iter4++)
 463     {
 464       double val((*iter4).getVal1());
 465       if(fabs(val-ref)>=QUADRATIC_PLANAR::_precision)
 466         {
 467           if(val<ref)
 468             {
 469               if((*iter4).getNodeOnly()->getLoc()==ON_1)
 470                 ret=!ret;
 471             }
 472           else
 473             break;
 474         }
 475       else
 476         return true;
 477     }
 478   return ret;
 479 }
 480
 481 double ComposedEdge::isInOrOutAlg(Node *nodeToTest, std::set< IntersectElement >& inOutSwitch) const
 482 {
 483   Bounds b; b.prepareForAggregation();
 484   fillBounds(b);
 485   if(b.nearlyWhere((*nodeToTest)[0],(*nodeToTest)[1])==OUT)
 486     return false;
 487   // searching for e1
 488   std::set<Node *> nodes;
 489   getAllNodes(nodes);
 490   std::set<double> radialDistributionOfNodes;
 491   std::set<Node *>::const_iterator iter;
 492   for(iter=nodes.begin();iter!=nodes.end();iter++)
 493     radialDistributionOfNodes.insert(nodeToTest->getSlope(*(*iter)));
 494   std::vector<double> radialDistrib(radialDistributionOfNodes.begin(),radialDistributionOfNodes.end());
 495   radialDistributionOfNodes.clear();
 496   std::vector<double> radialDistrib2(radialDistrib.size());
 497   copy(radialDistrib.begin()+1,radialDistrib.end(),radialDistrib2.begin());
 498   radialDistrib2.back()=M_PI+radialDistrib.front();
 499   std::vector<double> radialDistrib3(radialDistrib.size());
 500   std::transform(radialDistrib2.begin(),radialDistrib2.end(),radialDistrib.begin(),radialDistrib3.begin(),std::minus<double>());
 501   std::vector<double>::iterator iter3=max_element(radialDistrib3.begin(),radialDistrib3.end());
 502   int i=iter3-radialDistrib3.begin();
 503   // ok for e1 - Let's go.
 504   EdgeInfLin *e1=new EdgeInfLin(nodeToTest,radialDistrib[i]+radialDistrib3[i]/2.);
 505   double ref=e1->getCharactValue(*nodeToTest);
 506   for(std::list<ElementaryEdge *>::const_iterator iter4=_sub_edges.begin();iter4!=_sub_edges.end();iter4++)
 507     {
 508       ElementaryEdge *val=(*iter4);
 509       if(val)
 510         {
 511           Edge *e=val->getPtr();
 512           std::auto_ptr<EdgeIntersector> intersc(Edge::BuildIntersectorWith(e1,e));
 513           bool obviousNoIntersection,areOverlapped;
 514           intersc->areOverlappedOrOnlyColinears(0,obviousNoIntersection,areOverlapped);
 515           if(obviousNoIntersection)
 516             {
 517               continue;
 518             }
 519           if(!areOverlapped)
 520             {
 521               std::list< IntersectElement > listOfIntesc=intersc->getIntersectionsCharacteristicVal();
 522               for(std::list< IntersectElement >::iterator iter2=listOfIntesc.begin();iter2!=listOfIntesc.end();iter2++)
 523                 if((*iter2).isIncludedByBoth())
 524                   inOutSwitch.insert(*iter2);
 525               }
 526           //if overlapped we can forget
 527         }
 528       else
 529         throw Exception("Invalid use of ComposedEdge::isInOrOutAlg : only one level supported !");
 530     }
 531   e1->decrRef();
 532   return ref;
 533 }
 534
 535 /*bool ComposedEdge::isInOrOut(Node *aNodeOn, Node *nodeToTest) const
 536 {
 537
 538   EdgeInfLin *e1=new EdgeInfLin(aNodeOn,nodeToTest);
 539   double ref=e1->getCharactValue(*nodeToTest);
 540   set< IntersectElement > inOutSwitch;
 541   for(vector<AbstractEdge *>::const_iterator iter=_sub_edges.begin();iter!=_sub_edges.end();iter++)
 542     {
 543       ElementaryEdge *val=dynamic_cast<ElementaryEdge *>(*iter);
 544       if(val)
 545         {
 546           Edge *e=val->getPtr();
 547           auto_ptr<Intersector> intersc(Edge::buildIntersectorWith(e1,e));
 548           bool obviousNoIntersection,areOverlapped;
 549           intersc->areOverlappedOrOnlyColinears(0,obviousNoIntersection,areOverlapped);
 550           if(obviousNoIntersection)
 551             {
 552               continue;
 553             }
 554           if(!areOverlapped)
 555             {
 556               list< IntersectElement > listOfIntesc=intersc->getIntersectionsCharacteristicVal();
 557               for(list< IntersectElement >::iterator iter2=listOfIntesc.begin();iter2!=listOfIntesc.end();iter2++)
 558                 if((*iter2).isIncludedByBoth())
 559                   inOutSwitch.insert(*iter2);
 560               }
 561           //if overlapped we can forget
 562         }
 563       else
 564         throw Exception("Invalid use of ComposedEdge::isInOrOut : only one level supported !");
 565     }
 566   e1->decrRef();
 567   bool ret=false;
 568   for(set< IntersectElement >::iterator iter=inOutSwitch.begin();iter!=inOutSwitch.end();iter++)
 569     {
 570       if((*iter).getVal1()<ref)
 571         {
 572           if((*iter).getNodeOnly()->getLoc()==ON_1)
 573             ret=!ret;
 574         }
 575       else
 576         break;
 577     }
 578   return ret;
 579 }*/
 580
 581 bool ComposedEdge::getDirection() const
 582 {
 583   throw Exception("ComposedEdge::getDirection : no sense");
 584 }
 585
 586 bool ComposedEdge::intresincEqCoarse(const Edge *other) const
 587 {
 588   if(_sub_edges.size()!=1)
 589     return false;
 590   return _sub_edges.front()->intresincEqCoarse(other);
 591 }
 592
 593 void ComposedEdge::clearAll(std::list<ElementaryEdge *>::iterator startToDel)
 594 {
 595   for(std::list<ElementaryEdge *>::iterator iter=startToDel;iter!=_sub_edges.end();iter++)
 596     delete (*iter);
 597 }