1 // Copyright (C) 2007-2016 CEA/DEN, EDF R&D
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, or (at your option) any later version.
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.
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
17 // See http://www.salome-platform.org/ or email : webmaster.salome@opencascade.com
19 // Author : Anthony Geay (EdF)
21 using namespace MEDCoupling;
23 class MinusOneSonsGenerator
26 MinusOneSonsGenerator(const INTERP_KERNEL::CellModel& cm):_cm(cm) { }
27 unsigned getNumberOfSons2(const int *conn, int lgth) const { return _cm.getNumberOfSons2(conn,lgth); }
28 unsigned fillSonCellNodalConnectivity2(int sonId, const int *nodalConn, int lgth, int *sonNodalConn, INTERP_KERNEL::NormalizedCellType& typeOfSon) const { return _cm.fillSonCellNodalConnectivity2(sonId,nodalConn,lgth,sonNodalConn,typeOfSon); }
29 static const int DELTA=1;
31 const INTERP_KERNEL::CellModel& _cm;
34 class MinusOneSonsGeneratorBiQuadratic
37 MinusOneSonsGeneratorBiQuadratic(const INTERP_KERNEL::CellModel& cm):_cm(cm) { }
38 unsigned getNumberOfSons2(const int *conn, int lgth) const { return _cm.getNumberOfSons2(conn,lgth); }
39 unsigned fillSonCellNodalConnectivity2(int sonId, const int *nodalConn, int lgth, int *sonNodalConn, INTERP_KERNEL::NormalizedCellType& typeOfSon) const { return _cm.fillSonCellNodalConnectivity4(sonId,nodalConn,lgth,sonNodalConn,typeOfSon); }
40 static const int DELTA=1;
42 const INTERP_KERNEL::CellModel& _cm;
45 class MinusTwoSonsGenerator
48 MinusTwoSonsGenerator(const INTERP_KERNEL::CellModel& cm):_cm(cm) { }
49 unsigned getNumberOfSons2(const int *conn, int lgth) const { return _cm.getNumberOfEdgesIn3D(conn,lgth); }
50 unsigned fillSonCellNodalConnectivity2(int sonId, const int *nodalConn, int lgth, int *sonNodalConn, INTERP_KERNEL::NormalizedCellType& typeOfSon) const { return _cm.fillSonEdgesNodalConnectivity3D(sonId,nodalConn,lgth,sonNodalConn,typeOfSon); }
51 static const int DELTA=2;
53 const INTERP_KERNEL::CellModel& _cm;
56 class MicroEdgesGenerator2D
59 MicroEdgesGenerator2D(const INTERP_KERNEL::CellModel& cm):_cm(cm) { }
60 unsigned getNumberOfSons2(const int *conn, int lgth) const { return _cm.getNumberOfMicroEdges(); }
61 unsigned fillSonCellNodalConnectivity2(int sonId, const int *nodalConn, int lgth, int *sonNodalConn, INTERP_KERNEL::NormalizedCellType& typeOfSon) const { return _cm.fillMicroEdgeNodalConnectivity(sonId,nodalConn,sonNodalConn,typeOfSon); }
62 static const int DELTA=1;
64 const INTERP_KERNEL::CellModel& _cm;
67 class MicroEdgesGenerator3D
70 MicroEdgesGenerator3D(const INTERP_KERNEL::CellModel& cm):_cm(cm) { }
71 unsigned getNumberOfSons2(const int *conn, int lgth) const { return _cm.getNumberOfMicroEdges(); }
72 unsigned fillSonCellNodalConnectivity2(int sonId, const int *nodalConn, int lgth, int *sonNodalConn, INTERP_KERNEL::NormalizedCellType& typeOfSon) const { return _cm.fillMicroEdgeNodalConnectivity(sonId,nodalConn,sonNodalConn,typeOfSon); }
73 static const int DELTA=2;
75 const INTERP_KERNEL::CellModel& _cm;
78 int MEDCouplingFastNbrer(int id, unsigned nb, const INTERP_KERNEL::CellModel& cm, bool compute, const int *conn1, const int *conn2);
79 int MEDCouplingOrientationSensitiveNbrer(int id, unsigned nb, const INTERP_KERNEL::CellModel& cm, bool compute, const int *conn1, const int *conn2);
83 template<const int SPACEDIMM>
87 static const int MY_SPACEDIM=SPACEDIMM;
88 static const int MY_MESHDIM=8;
89 typedef int MyConnType;
90 static const INTERP_KERNEL::NumberingPolicy My_numPol=INTERP_KERNEL::ALL_C_MODE;
92 // useless, but for windows compilation ...
93 const double* getCoordinatesPtr() const { return 0; }
94 const int* getConnectivityPtr() const { return 0; }
95 const int* getConnectivityIndexPtr() const { return 0; }
96 INTERP_KERNEL::NormalizedCellType getTypeOfElement(int) const { return (INTERP_KERNEL::NormalizedCellType)0; }
101 template<int SPACEDIM>
102 void MEDCouplingUMesh::getCellsContainingPointsAlg(const double *coords, const double *pos, int nbOfPoints,
103 double eps, MCAuto<DataArrayInt>& elts, MCAuto<DataArrayInt>& eltsIndex) const
105 elts=DataArrayInt::New(); eltsIndex=DataArrayInt::New(); eltsIndex->alloc(nbOfPoints+1,1); eltsIndex->setIJ(0,0,0); elts->alloc(0,1);
106 int *eltsIndexPtr(eltsIndex->getPointer());
107 MCAuto<DataArrayDouble> bboxArr(getBoundingBoxForBBTree(eps));
108 const double *bbox(bboxArr->begin());
109 int nbOfCells=getNumberOfCells();
110 const int *conn=_nodal_connec->getConstPointer();
111 const int *connI=_nodal_connec_index->getConstPointer();
112 double bb[2*SPACEDIM];
113 BBTree<SPACEDIM,int> myTree(&bbox[0],0,0,nbOfCells,-eps);
114 for(int i=0;i<nbOfPoints;i++)
116 eltsIndexPtr[i+1]=eltsIndexPtr[i];
117 for(int j=0;j<SPACEDIM;j++)
119 bb[2*j]=pos[SPACEDIM*i+j];
120 bb[2*j+1]=pos[SPACEDIM*i+j];
122 std::vector<int> candidates;
123 myTree.getIntersectingElems(bb,candidates);
124 for(std::vector<int>::const_iterator iter=candidates.begin();iter!=candidates.end();iter++)
126 int sz(connI[(*iter)+1]-connI[*iter]-1);
127 INTERP_KERNEL::NormalizedCellType ct((INTERP_KERNEL::NormalizedCellType)conn[connI[*iter]]);
129 if(ct!=INTERP_KERNEL::NORM_POLYGON && ct!=INTERP_KERNEL::NORM_QPOLYG)
130 status=INTERP_KERNEL::PointLocatorAlgos<DummyClsMCUG<SPACEDIM> >::isElementContainsPoint(pos+i*SPACEDIM,ct,coords,conn+connI[*iter]+1,sz,eps);
134 throw INTERP_KERNEL::Exception("MEDCouplingUMesh::getCellsContainingPointsAlg : not implemented yet for POLYGON and QPOLYGON in spaceDim 3 !");
135 INTERP_KERNEL::QUADRATIC_PLANAR::_precision=eps;
136 INTERP_KERNEL::QUADRATIC_PLANAR::_arc_detection_precision=eps;
137 std::vector<INTERP_KERNEL::Node *> nodes(sz);
138 INTERP_KERNEL::QuadraticPolygon *pol(0);
139 for(int j=0;j<sz;j++)
141 int nodeId(conn[connI[*iter]+1+j]);
142 nodes[j]=new INTERP_KERNEL::Node(coords[nodeId*SPACEDIM],coords[nodeId*SPACEDIM+1]);
144 if(!INTERP_KERNEL::CellModel::GetCellModel(ct).isQuadratic())
145 pol=INTERP_KERNEL::QuadraticPolygon::BuildLinearPolygon(nodes);
147 pol=INTERP_KERNEL::QuadraticPolygon::BuildArcCirclePolygon(nodes);
148 INTERP_KERNEL::Node *n(new INTERP_KERNEL::Node(pos[i*SPACEDIM],pos[i*SPACEDIM+1]));
149 double a(0.),b(0.),c(0.);
150 a=pol->normalizeMe(b,c); n->applySimilarity(b,c,a);
151 status=pol->isInOrOut2(n);
152 delete pol; n->decrRef();
157 elts->pushBackSilent(*iter);
164 * \b WARNING this method do the assumption that connectivity lies on the coordinates set.
165 * For speed reasons no check of this will be done.
167 template<class SonsGenerator>
168 MEDCouplingUMesh *MEDCouplingUMesh::buildDescendingConnectivityGen(DataArrayInt *desc, DataArrayInt *descIndx, DataArrayInt *revDesc, DataArrayInt *revDescIndx, DimM1DescNbrer nbrer) const
170 if(!desc || !descIndx || !revDesc || !revDescIndx)
171 throw INTERP_KERNEL::Exception("MEDCouplingUMesh::buildDescendingConnectivityGen : present of a null pointer in input !");
172 checkConnectivityFullyDefined();
173 int nbOfCells=getNumberOfCells();
174 int nbOfNodes=getNumberOfNodes();
175 MCAuto<DataArrayInt> revNodalIndx=DataArrayInt::New(); revNodalIndx->alloc(nbOfNodes+1,1); revNodalIndx->fillWithZero();
176 int *revNodalIndxPtr=revNodalIndx->getPointer();
177 const int *conn=_nodal_connec->getConstPointer();
178 const int *connIndex=_nodal_connec_index->getConstPointer();
179 std::string name="Mesh constituent of "; name+=getName();
180 MCAuto<MEDCouplingUMesh> ret=MEDCouplingUMesh::New(name,getMeshDimension()-SonsGenerator::DELTA);
181 ret->setCoords(getCoords());
182 ret->allocateCells(2*nbOfCells);
183 descIndx->alloc(nbOfCells+1,1);
184 MCAuto<DataArrayInt> revDesc2(DataArrayInt::New()); revDesc2->reserve(2*nbOfCells);
185 int *descIndxPtr=descIndx->getPointer(); *descIndxPtr++=0;
186 for(int eltId=0;eltId<nbOfCells;eltId++,descIndxPtr++)
188 int pos=connIndex[eltId];
189 int posP1=connIndex[eltId+1];
190 const INTERP_KERNEL::CellModel& cm=INTERP_KERNEL::CellModel::GetCellModel((INTERP_KERNEL::NormalizedCellType)conn[pos]);
191 SonsGenerator sg(cm);
192 unsigned nbOfSons=sg.getNumberOfSons2(conn+pos+1,posP1-pos-1);
193 INTERP_KERNEL::AutoPtr<int> tmp=new int[posP1-pos];
194 for(unsigned i=0;i<nbOfSons;i++)
196 INTERP_KERNEL::NormalizedCellType cmsId;
197 unsigned nbOfNodesSon=sg.fillSonCellNodalConnectivity2(i,conn+pos+1,posP1-pos-1,tmp,cmsId);
198 for(unsigned k=0;k<nbOfNodesSon;k++)
200 revNodalIndxPtr[tmp[k]+1]++;
201 ret->insertNextCell(cmsId,nbOfNodesSon,tmp);
202 revDesc2->pushBackSilent(eltId);
204 descIndxPtr[0]=descIndxPtr[-1]+(int)nbOfSons;
206 int nbOfCellsM1=ret->getNumberOfCells();
207 std::transform(revNodalIndxPtr+1,revNodalIndxPtr+nbOfNodes+1,revNodalIndxPtr,revNodalIndxPtr+1,std::plus<int>());
208 MCAuto<DataArrayInt> revNodal=DataArrayInt::New(); revNodal->alloc(revNodalIndx->back(),1);
209 std::fill(revNodal->getPointer(),revNodal->getPointer()+revNodalIndx->back(),-1);
210 int *revNodalPtr=revNodal->getPointer();
211 const int *connM1=ret->getNodalConnectivity()->getConstPointer();
212 const int *connIndexM1=ret->getNodalConnectivityIndex()->getConstPointer();
213 for(int eltId=0;eltId<nbOfCellsM1;eltId++)
215 const int *strtNdlConnOfCurCell=connM1+connIndexM1[eltId]+1;
216 const int *endNdlConnOfCurCell=connM1+connIndexM1[eltId+1];
217 for(const int *iter=strtNdlConnOfCurCell;iter!=endNdlConnOfCurCell;iter++)
218 if(*iter>=0)//for polyhedrons
219 *std::find_if(revNodalPtr+revNodalIndxPtr[*iter],revNodalPtr+revNodalIndxPtr[*iter+1],std::bind2nd(std::equal_to<int>(),-1))=eltId;
222 DataArrayInt *commonCells=0,*commonCellsI=0;
223 FindCommonCellsAlg(3,0,ret->getNodalConnectivity(),ret->getNodalConnectivityIndex(),revNodal,revNodalIndx,commonCells,commonCellsI);
224 MCAuto<DataArrayInt> commonCellsTmp(commonCells),commonCellsITmp(commonCellsI);
225 const int *commonCellsPtr(commonCells->getConstPointer()),*commonCellsIPtr(commonCellsI->getConstPointer());
226 int newNbOfCellsM1=-1;
227 MCAuto<DataArrayInt> o2nM1=DataArrayInt::ConvertIndexArrayToO2N(nbOfCellsM1,commonCells->begin(),
228 commonCellsI->begin(),commonCellsI->end(),newNbOfCellsM1);
229 std::vector<bool> isImpacted(nbOfCellsM1,false);
230 for(const int *work=commonCellsI->begin();work!=commonCellsI->end()-1;work++)
231 for(int work2=work[0];work2!=work[1];work2++)
232 isImpacted[commonCellsPtr[work2]]=true;
233 const int *o2nM1Ptr=o2nM1->getConstPointer();
234 MCAuto<DataArrayInt> n2oM1=o2nM1->invertArrayO2N2N2OBis(newNbOfCellsM1);
235 const int *n2oM1Ptr=n2oM1->getConstPointer();
236 MCAuto<MEDCouplingUMesh> ret2=static_cast<MEDCouplingUMesh *>(ret->buildPartOfMySelf(n2oM1->begin(),n2oM1->end(),true));
237 ret2->copyTinyInfoFrom(this);
238 desc->alloc(descIndx->back(),1);
239 int *descPtr=desc->getPointer();
240 const INTERP_KERNEL::CellModel& cmsDft=INTERP_KERNEL::CellModel::GetCellModel(INTERP_KERNEL::NORM_POINT1);
241 for(int i=0;i<nbOfCellsM1;i++,descPtr++)
244 *descPtr=nbrer(o2nM1Ptr[i],0,cmsDft,false,0,0);
247 if(i!=n2oM1Ptr[o2nM1Ptr[i]])
249 const INTERP_KERNEL::CellModel& cms=INTERP_KERNEL::CellModel::GetCellModel((INTERP_KERNEL::NormalizedCellType)connM1[connIndexM1[i]]);
250 *descPtr=nbrer(o2nM1Ptr[i],connIndexM1[i+1]-connIndexM1[i]-1,cms,true,connM1+connIndexM1[n2oM1Ptr[o2nM1Ptr[i]]]+1,connM1+connIndexM1[i]+1);
253 *descPtr=nbrer(o2nM1Ptr[i],0,cmsDft,false,0,0);
256 revDesc->reserve(newNbOfCellsM1);
257 revDescIndx->alloc(newNbOfCellsM1+1,1);
258 int *revDescIndxPtr=revDescIndx->getPointer(); *revDescIndxPtr++=0;
259 const int *revDesc2Ptr=revDesc2->getConstPointer();
260 for(int i=0;i<newNbOfCellsM1;i++,revDescIndxPtr++)
262 int oldCellIdM1=n2oM1Ptr[i];
263 if(!isImpacted[oldCellIdM1])
265 revDesc->pushBackSilent(revDesc2Ptr[oldCellIdM1]);
266 revDescIndxPtr[0]=revDescIndxPtr[-1]+1;
270 for(int j=commonCellsIPtr[0];j<commonCellsIPtr[1];j++)
271 revDesc->pushBackSilent(revDesc2Ptr[commonCellsPtr[j]]);
272 revDescIndxPtr[0]=revDescIndxPtr[-1]+commonCellsIPtr[1]-commonCellsIPtr[0];