1 // Copyright (C) 2007-2014 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 (CEA/DEN)
21 #include "MEDCouplingStructuredMesh.hxx"
22 #include "MEDCouplingFieldDouble.hxx"
23 #include "MEDCouplingMemArray.hxx"
24 #include "MEDCoupling1GTUMesh.hxx"
25 #include "MEDCouplingUMesh.hxx"
29 using namespace ParaMEDMEM;
31 MEDCouplingStructuredMesh::MEDCouplingStructuredMesh()
35 MEDCouplingStructuredMesh::MEDCouplingStructuredMesh(const MEDCouplingStructuredMesh& other, bool deepCopy):MEDCouplingMesh(other)
39 MEDCouplingStructuredMesh::~MEDCouplingStructuredMesh()
43 std::size_t MEDCouplingStructuredMesh::getHeapMemorySizeWithoutChildren() const
45 return MEDCouplingMesh::getHeapMemorySizeWithoutChildren();
48 void MEDCouplingStructuredMesh::copyTinyStringsFrom(const MEDCouplingMesh *other)
50 MEDCouplingMesh::copyTinyStringsFrom(other);
53 bool MEDCouplingStructuredMesh::isEqualIfNotWhy(const MEDCouplingMesh *other, double prec, std::string& reason) const
55 return MEDCouplingMesh::isEqualIfNotWhy(other,prec,reason);
58 INTERP_KERNEL::NormalizedCellType MEDCouplingStructuredMesh::getTypeOfCell(int cellId) const
60 return GetGeoTypeGivenMeshDimension(getMeshDimension());
63 INTERP_KERNEL::NormalizedCellType MEDCouplingStructuredMesh::GetGeoTypeGivenMeshDimension(int meshDim)
68 return INTERP_KERNEL::NORM_HEXA8;
70 return INTERP_KERNEL::NORM_QUAD4;
72 return INTERP_KERNEL::NORM_SEG2;
74 return INTERP_KERNEL::NORM_POINT1;
76 throw INTERP_KERNEL::Exception("Unexpected dimension for MEDCouplingStructuredMesh::GetGeoTypeGivenMeshDimension !");
80 std::set<INTERP_KERNEL::NormalizedCellType> MEDCouplingStructuredMesh::getAllGeoTypes() const
82 std::set<INTERP_KERNEL::NormalizedCellType> ret2;
83 ret2.insert(getTypeOfCell(0));
87 int MEDCouplingStructuredMesh::getNumberOfCellsWithType(INTERP_KERNEL::NormalizedCellType type) const
89 int ret=getNumberOfCells();
90 if(type==getTypeOfCell(0))
92 const INTERP_KERNEL::CellModel& cm=INTERP_KERNEL::CellModel::GetCellModel(getTypeOfCell(0));
93 std::ostringstream oss; oss << "MEDCouplingStructuredMesh::getNumberOfCellsWithType : no specified type ! Type available is " << cm.getRepr() << " !";
94 throw INTERP_KERNEL::Exception(oss.str().c_str());
97 DataArrayInt *MEDCouplingStructuredMesh::giveCellsWithType(INTERP_KERNEL::NormalizedCellType type) const
99 MEDCouplingAutoRefCountObjectPtr<DataArrayInt> ret=DataArrayInt::New();
100 if(getTypeOfCell(0)==type)
102 ret->alloc(getNumberOfCells(),1);
110 DataArrayInt *MEDCouplingStructuredMesh::computeNbOfNodesPerCell() const
112 int nbCells=getNumberOfCells();
113 MEDCouplingAutoRefCountObjectPtr<DataArrayInt> ret=DataArrayInt::New();
114 ret->alloc(nbCells,1);
115 const INTERP_KERNEL::CellModel& cm=INTERP_KERNEL::CellModel::GetCellModel(getTypeOfCell(0));
116 ret->fillWithValue((int)cm.getNumberOfNodes());
120 DataArrayInt *MEDCouplingStructuredMesh::computeNbOfFacesPerCell() const
122 int nbCells=getNumberOfCells();
123 MEDCouplingAutoRefCountObjectPtr<DataArrayInt> ret=DataArrayInt::New();
124 ret->alloc(nbCells,1);
125 const INTERP_KERNEL::CellModel& cm=INTERP_KERNEL::CellModel::GetCellModel(getTypeOfCell(0));
126 ret->fillWithValue((int)cm.getNumberOfSons());
131 * This method computes effective number of nodes per cell. That is to say nodes appearing several times in nodal connectivity of a cell,
132 * will be counted only once here whereas it will be counted several times in MEDCouplingMesh::computeNbOfNodesPerCell method.
133 * Here for structured mesh it returns exactly as MEDCouplingStructuredMesh::computeNbOfNodesPerCell does.
135 * \return DataArrayInt * - new object to be deallocated by the caller.
137 DataArrayInt *MEDCouplingStructuredMesh::computeEffectiveNbOfNodesPerCell() const
139 return computeNbOfNodesPerCell();
142 void MEDCouplingStructuredMesh::getNodeIdsOfCell(int cellId, std::vector<int>& conn) const
144 int meshDim=getMeshDimension();
145 int tmpCell[3],tmpNode[3];
146 getSplitCellValues(tmpCell);
147 getSplitNodeValues(tmpNode);
149 GetPosFromId(cellId,meshDim,tmpCell,tmp2);
153 conn.push_back(tmp2[0]); conn.push_back(tmp2[0]+1);
156 conn.push_back(tmp2[1]*tmpNode[1]+tmp2[0]); conn.push_back(tmp2[1]*tmpNode[1]+tmp2[0]+1);
157 conn.push_back((tmp2[1]+1)*tmpNode[1]+tmp2[0]+1); conn.push_back((tmp2[1]+1)*tmpNode[1]+tmp2[0]);
160 conn.push_back(tmp2[1]*tmpNode[1]+tmp2[0]+tmp2[2]*tmpNode[2]); conn.push_back(tmp2[1]*tmpNode[1]+tmp2[0]+1+tmp2[2]*tmpNode[2]);
161 conn.push_back((tmp2[1]+1)*tmpNode[1]+tmp2[0]+1+tmp2[2]*tmpNode[2]); conn.push_back((tmp2[1]+1)*tmpNode[1]+tmp2[0]+tmp2[2]*tmpNode[2]);
162 conn.push_back(tmp2[1]*tmpNode[1]+tmp2[0]+(tmp2[2]+1)*tmpNode[2]); conn.push_back(tmp2[1]*tmpNode[1]+tmp2[0]+1+(tmp2[2]+1)*tmpNode[2]);
163 conn.push_back((tmp2[1]+1)*tmpNode[1]+tmp2[0]+1+(tmp2[2]+1)*tmpNode[2]); conn.push_back((tmp2[1]+1)*tmpNode[1]+tmp2[0]+(tmp2[2]+1)*tmpNode[2]);
166 throw INTERP_KERNEL::Exception("MEDCouplingStructuredMesh::getNodeIdsOfCell : big problem spacedim must be in 1,2 or 3 !");
171 * This method returns the mesh dimension of \a this. It can be different from space dimension in case of a not null dimension contains only one node.
173 int MEDCouplingStructuredMesh::getMeshDimension() const
175 std::vector<int> ngs(getNodeGridStructure());
177 for(std::vector<int>::const_iterator it=ngs.begin();it!=ngs.end();it++,pos++)
181 std::ostringstream oss; oss << "MEDCouplingStructuredMesh::getMeshDimension : At pos #" << pos << " number of nodes is " << *it << " ! Must be > 0 !";
182 throw INTERP_KERNEL::Exception(oss.str().c_str());
191 * This method returns the space dimension by only considering the node grid structure.
192 * For cartesian mesh the returned value is equal to those returned by getSpaceDimension.
193 * But for curvelinear is could be different !
195 int MEDCouplingStructuredMesh::getSpaceDimensionOnNodeStruct() const
197 std::vector<int> nodeStr(getNodeGridStructure());
199 for(std::vector<int>::const_iterator it=nodeStr.begin();it!=nodeStr.end();it++,pos++)
204 std::ostringstream oss; oss << "MEDCouplingStructuredMesh::getSpaceDimensionOnNodeStruct : At pos #" << pos << " value of node grid structure is " << *it << " ! must be >=1 !";
205 throw INTERP_KERNEL::Exception(oss.str().c_str());
212 void MEDCouplingStructuredMesh::getSplitCellValues(int *res) const
214 std::vector<int> strct(getCellGridStructure());
215 std::vector<int> ret(MEDCouplingStructuredMesh::GetSplitVectFromStruct(strct));
216 std::copy(ret.begin(),ret.end(),res);
219 void MEDCouplingStructuredMesh::getSplitNodeValues(int *res) const
221 std::vector<int> strct(getNodeGridStructure());
222 std::vector<int> ret(MEDCouplingStructuredMesh::GetSplitVectFromStruct(strct));
223 std::copy(ret.begin(),ret.end(),res);
227 * This method returns the number of cells of unstructured sub level mesh, without building it.
229 int MEDCouplingStructuredMesh::getNumberOfCellsOfSubLevelMesh() const
231 std::vector<int> cgs(getCellGridStructure());
232 return GetNumberOfCellsOfSubLevelMesh(cgs,getMeshDimension());
236 * See MEDCouplingUMesh::getDistributionOfTypes for more information
238 std::vector<int> MEDCouplingStructuredMesh::getDistributionOfTypes() const
240 //only one type of cell
241 std::vector<int> ret(3);
242 ret[0]=getTypeOfCell(0);
243 ret[1]=getNumberOfCells();
244 ret[2]=-1; //ret[3*k+2]==-1 because it has no sense here
249 * This method tries to minimize at most the number of deep copy.
250 * So if \a idsPerType is not empty it can be returned directly (without copy, but with ref count incremented) in return.
252 * See MEDCouplingUMesh::checkTypeConsistencyAndContig for more information
254 DataArrayInt *MEDCouplingStructuredMesh::checkTypeConsistencyAndContig(const std::vector<int>& code, const std::vector<const DataArrayInt *>& idsPerType) const
256 int nbOfCells=getNumberOfCells();
258 throw INTERP_KERNEL::Exception("MEDCouplingStructuredMesh::checkTypeConsistencyAndContig : invalid input code should be exactly of size 3 !");
259 if(code[0]!=(int)getTypeOfCell(0))
261 std::ostringstream oss; oss << "MEDCouplingStructuredMesh::checkTypeConsistencyAndContig : Mismatch of geometric type ! Asking for " << code[0] << " whereas the geometric type is \a this is " << getTypeOfCell(0) << " !";
262 throw INTERP_KERNEL::Exception(oss.str().c_str());
266 if(code[1]==nbOfCells)
270 std::ostringstream oss; oss << "MEDCouplingStructuredMesh::checkTypeConsistencyAndContig : mismatch between the number of cells in this (" << nbOfCells << ") and the number of non profile (" << code[1] << ") !";
271 throw INTERP_KERNEL::Exception(oss.str().c_str());
275 throw INTERP_KERNEL::Exception("MEDCouplingStructuredMesh::checkTypeConsistencyAndContig : single geo type mesh ! 0 or -1 is expected at pos #2 of input code !");
276 if(idsPerType.size()!=1)
277 throw INTERP_KERNEL::Exception("MEDCouplingStructuredMesh::checkTypeConsistencyAndContig : input code points to DataArrayInt #0 whereas the size of idsPerType is not equal to 1 !");
278 const DataArrayInt *pfl=idsPerType[0];
280 throw INTERP_KERNEL::Exception("MEDCouplingStructuredMesh::checkTypeConsistencyAndContig : the input code points to a NULL DataArrayInt at rank 0 !");
281 if(pfl->getNumberOfComponents()!=1)
282 throw INTERP_KERNEL::Exception("MEDCouplingStructuredMesh::checkTypeConsistencyAndContig : input profile should have exactly one component !");
283 pfl->checkAllIdsInRange(0,nbOfCells);
285 return const_cast<DataArrayInt *>(pfl);
289 * This method is the opposite of MEDCouplingUMesh::checkTypeConsistencyAndContig method. Given a list of cells in \a profile it returns a list of sub-profiles sorted by geo type.
290 * The result is put in the array \a idsPerType. In the returned parameter \a code, foreach i \a code[3*i+2] refers (if different from -1) to a location into the \a idsPerType.
291 * This method has 1 input \a profile and 3 outputs \a code \a idsInPflPerType and \a idsPerType.
293 * \param [out] code is a vector of size 3*n where n is the number of different geometric type in \a this \b reduced to the profile \a profile. \a code has exactly the same semantic than in MEDCouplingUMesh::checkTypeConsistencyAndContig method.
294 * \param [out] idsInPflPerType is a vector of size of different geometric type in the subpart defined by \a profile of \a this ( equal to \a code.size()/3). For each i,
295 * \a idsInPflPerType[i] stores the tuple ids in \a profile that correspond to the geometric type code[3*i+0]
296 * \param [out] idsPerType is a vector of size of different sub profiles needed to be defined to represent the profile \a profile for a given geometric type.
297 * This vector can be empty in case of all geometric type cells are fully covered in ascending in the given input \a profile.
299 * \warning for performance reasons no deep copy will be performed, if \a profile can been used as this in output parameters \a idsInPflPerType and \a idsPerType.
301 * \throw if \a profile has not exactly one component. It throws too, if \a profile contains some values not in [0,getNumberOfCells()) or if \a this is not fully defined
304 * - Before \a this has 3 cells \a profile contains [0,1,2]
305 * - After \a code contains [NORM_...,nbCells,-1], \a idsInPflPerType [[0,1,2]] and \a idsPerType is empty <br>
308 * - Before \a this has 3 cells \a profile contains [1,2]
309 * - After \a code contains [NORM_...,nbCells,0], \a idsInPflPerType [[0,1]] and \a idsPerType is [[1,2]] <br>
312 void MEDCouplingStructuredMesh::splitProfilePerType(const DataArrayInt *profile, std::vector<int>& code, std::vector<DataArrayInt *>& idsInPflPerType, std::vector<DataArrayInt *>& idsPerType) const
314 if(!profile || !profile->isAllocated())
315 throw INTERP_KERNEL::Exception("MEDCouplingStructuredMesh::splitProfilePerType : input profile is NULL or not allocated !");
316 if(profile->getNumberOfComponents()!=1)
317 throw INTERP_KERNEL::Exception("MEDCouplingStructuredMesh::splitProfilePerType : input profile should have exactly one component !");
318 int nbTuples=profile->getNumberOfTuples();
319 int nbOfCells=getNumberOfCells();
320 code.resize(3); idsInPflPerType.resize(1);
321 code[0]=(int)getTypeOfCell(0); code[1]=nbOfCells;
322 idsInPflPerType.resize(1);
323 if(profile->isIdentity() && nbTuples==nbOfCells)
326 idsInPflPerType[0]=0;
330 code[1]=profile->getNumberOfTuples();
332 profile->checkAllIdsInRange(0,nbOfCells);
333 idsPerType.resize(1);
334 idsPerType[0]=profile->deepCpy();
335 idsInPflPerType[0]=DataArrayInt::Range(0,nbTuples,1);
339 * Creates a new unstructured mesh (MEDCoupling1SGTUMesh) from \a this structured one.
340 * \return MEDCouplingUMesh * - a new instance of MEDCouplingUMesh. The caller is to
341 * delete this array using decrRef() as it is no more needed.
342 * \throw If \a this->getMeshDimension() is not among [1,2,3].
344 MEDCoupling1SGTUMesh *MEDCouplingStructuredMesh::build1SGTUnstructured() const
346 int meshDim(getMeshDimension()),spaceDim(getSpaceDimensionOnNodeStruct());
347 if((meshDim<0 || meshDim>3) || (spaceDim<0 || spaceDim>3))
348 throw INTERP_KERNEL::Exception("MEDCouplingStructuredMesh::build1SGTUnstructured : meshdim and spacedim must be in [1,2,3] !");
349 MEDCouplingAutoRefCountObjectPtr<DataArrayDouble> coords(getCoordinatesAndOwner());
351 getNodeGridStructure(ns);
352 MEDCouplingAutoRefCountObjectPtr<DataArrayInt> conn(Build1GTNodalConnectivity(ns,ns+spaceDim));
353 MEDCouplingAutoRefCountObjectPtr<MEDCoupling1SGTUMesh> ret(MEDCoupling1SGTUMesh::New(getName(),GetGeoTypeGivenMeshDimension(meshDim)));
354 ret->setNodalConnectivity(conn); ret->setCoords(coords);
359 * This method returns the unstructured mesh (having single geometric type) of the sub level mesh of \a this.
360 * This method is equivalent to computing MEDCouplingUMesh::buildDescendingConnectivity on the unstructurized \a this mesh.
362 * The caller is to delete the returned mesh using decrRef() as it is no more needed.
364 MEDCoupling1SGTUMesh *MEDCouplingStructuredMesh::build1SGTSubLevelMesh() const
366 int meshDim(getMeshDimension());
367 if(meshDim<1 || meshDim>3)
368 throw INTERP_KERNEL::Exception("MEDCouplingStructuredMesh::build1SGTSubLevelMesh : meshdim must be in [2,3] !");
369 MEDCouplingAutoRefCountObjectPtr<DataArrayDouble> coords(getCoordinatesAndOwner());
371 getNodeGridStructure(ns);
372 MEDCouplingAutoRefCountObjectPtr<DataArrayInt> conn(Build1GTNodalConnectivityOfSubLevelMesh(ns,ns+meshDim));
373 MEDCouplingAutoRefCountObjectPtr<MEDCoupling1SGTUMesh> ret(MEDCoupling1SGTUMesh::New(getName(),GetGeoTypeGivenMeshDimension(meshDim-1)));
374 ret->setNodalConnectivity(conn); ret->setCoords(coords);
379 * Creates a new unstructured mesh (MEDCouplingUMesh) from \a this structured one.
380 * \return MEDCouplingUMesh * - a new instance of MEDCouplingUMesh. The caller is to
381 * delete this array using decrRef() as it is no more needed.
382 * \throw If \a this->getMeshDimension() is not among [1,2,3].
384 MEDCouplingUMesh *MEDCouplingStructuredMesh::buildUnstructured() const
386 MEDCouplingAutoRefCountObjectPtr<MEDCoupling1SGTUMesh> ret0(build1SGTUnstructured());
387 return ret0->buildUnstructured();
391 * Creates a new MEDCouplingUMesh containing a part of cells of \a this mesh.
392 * The cells to include to the
393 * result mesh are specified by an array of cell ids.
394 * \param [in] start - an array of cell ids to include to the result mesh.
395 * \param [in] end - specifies the end of the array \a start, so that
396 * the last value of \a start is \a end[ -1 ].
397 * \return MEDCouplingMesh * - a new instance of MEDCouplingUMesh. The caller is to
398 * delete this mesh using decrRef() as it is no more needed.
400 MEDCouplingMesh *MEDCouplingStructuredMesh::buildPart(const int *start, const int *end) const
402 MEDCouplingUMesh *um=buildUnstructured();
403 MEDCouplingMesh *ret=um->buildPart(start,end);
408 MEDCouplingMesh *MEDCouplingStructuredMesh::buildPartAndReduceNodes(const int *start, const int *end, DataArrayInt*& arr) const
410 std::vector<int> cgs(getCellGridStructure());
411 std::vector< std::pair<int,int> > cellPartFormat,nodePartFormat;
412 if(IsPartStructured(start,end,cgs,cellPartFormat))
414 MEDCouplingAutoRefCountObjectPtr<MEDCouplingStructuredMesh> ret(buildStructuredSubPart(cellPartFormat));
415 nodePartFormat=cellPartFormat;
416 for(std::vector< std::pair<int,int> >::iterator it=nodePartFormat.begin();it!=nodePartFormat.end();it++)
418 MEDCouplingAutoRefCountObjectPtr<DataArrayInt> tmp1(BuildExplicitIdsFrom(getNodeGridStructure(),nodePartFormat));
419 MEDCouplingAutoRefCountObjectPtr<DataArrayInt> tmp2(DataArrayInt::New()); tmp2->alloc(getNumberOfNodes(),1);
420 tmp2->fillWithValue(-1);
421 MEDCouplingAutoRefCountObjectPtr<DataArrayInt> tmp3(DataArrayInt::New()); tmp3->alloc(tmp1->getNumberOfTuples(),1); tmp3->iota(0);
422 tmp2->setPartOfValues3(tmp3,tmp1->begin(),tmp1->end(),0,1,1);
428 MEDCouplingUMesh *um=buildUnstructured();
429 MEDCouplingMesh *ret=um->buildPartAndReduceNodes(start,end,arr);
435 DataArrayInt *MEDCouplingStructuredMesh::simplexize(int policy)
437 throw INTERP_KERNEL::Exception("MEDCouplingStructuredMesh::simplexize : not available for Cartesian mesh !");
441 * Returns a new MEDCouplingFieldDouble holding normal vectors to cells of \a this
442 * 2D mesh. The computed vectors have 3 components and are normalized.
443 * \return MEDCouplingFieldDouble * - a new instance of MEDCouplingFieldDouble on
444 * cells and one time. The caller is to delete this field using decrRef() as
445 * it is no more needed.
446 * \throw If \a this->getMeshDimension() != 2.
448 MEDCouplingFieldDouble *MEDCouplingStructuredMesh::buildOrthogonalField() const
450 if(getMeshDimension()!=2)
451 throw INTERP_KERNEL::Exception("Expected a MEDCouplingStructuredMesh with meshDim == 2 !");
452 MEDCouplingFieldDouble *ret=MEDCouplingFieldDouble::New(ON_CELLS,NO_TIME);
453 DataArrayDouble *array=DataArrayDouble::New();
454 int nbOfCells=getNumberOfCells();
455 array->alloc(nbOfCells,3);
456 double *vals=array->getPointer();
457 for(int i=0;i<nbOfCells;i++)
458 { vals[3*i]=0.; vals[3*i+1]=0.; vals[3*i+2]=1.; }
459 ret->setArray(array);
465 void MEDCouplingStructuredMesh::getReverseNodalConnectivity(DataArrayInt *revNodal, DataArrayInt *revNodalIndx) const
467 std::vector<int> ngs(getNodeGridStructure());
468 int dim(getSpaceDimension());
472 return GetReverseNodalConnectivity1(ngs,revNodal,revNodalIndx);
474 return GetReverseNodalConnectivity2(ngs,revNodal,revNodalIndx);
476 return GetReverseNodalConnectivity3(ngs,revNodal,revNodalIndx);
478 throw INTERP_KERNEL::Exception("MEDCouplingStructuredMesh::getReverseNodalConnectivity : only dimensions 1, 2 and 3 are supported !");
482 void MEDCouplingStructuredMesh::GetReverseNodalConnectivity1(const std::vector<int>& ngs, DataArrayInt *revNodal, DataArrayInt *revNodalIndx)
485 revNodalIndx->alloc(nbNodes+1,1);
487 { revNodal->alloc(0,1); revNodalIndx->setIJ(0,0,0); return ; }
489 { revNodal->alloc(1,1); revNodal->setIJ(0,0,0); revNodalIndx->setIJ(0,0,0); revNodalIndx->setIJ(1,0,1); return ; }
490 revNodal->alloc(2*(nbNodes-1),1);
491 int *rn(revNodal->getPointer()),*rni(revNodalIndx->getPointer());
492 *rni++=0; *rni=1; *rn++=0;
493 for(int i=1;i<nbNodes-1;i++,rni++)
499 rn[0]=nbNodes-2; rni[1]=rni[0]+1;
502 void MEDCouplingStructuredMesh::GetReverseNodalConnectivity2(const std::vector<int>& ngs, DataArrayInt *revNodal, DataArrayInt *revNodalIndx)
504 int nbNodesX(ngs[0]),nbNodesY(ngs[1]);
505 int nbNodes(nbNodesX*nbNodesY);
506 if(nbNodesX==0 || nbNodesY==0)
507 { revNodal->alloc(0,1); revNodalIndx->setIJ(0,0,0); return ; }
508 if(nbNodesX==1 || nbNodesY==1)
509 { std::vector<int> ngs2(1); ngs2[0]=std::max(nbNodesX,nbNodesY); return GetReverseNodalConnectivity1(ngs2,revNodal,revNodalIndx); }
510 revNodalIndx->alloc(nbNodes+1,1);
511 int nbCellsX(nbNodesX-1),nbCellsY(nbNodesY-1);
512 revNodal->alloc(4*(nbNodesX-2)*(nbNodesY-2)+2*2*(nbNodesX-2)+2*2*(nbNodesY-2)+4,1);
513 int *rn(revNodal->getPointer()),*rni(revNodalIndx->getPointer());
514 *rni++=0; *rni=1; *rn++=0;
515 for(int i=1;i<nbNodesX-1;i++,rni++,rn+=2)
520 rni[1]=rni[0]+1; *rn++=nbCellsX-1;
522 for(int j=1;j<nbNodesY-1;j++)
524 int off(nbCellsX*(j-1)),off2(nbCellsX*j);
525 rni[1]=rni[0]+2; rn[0]=off; rn[1]=off2;
527 for(int i=1;i<nbNodesX-1;i++,rni++,rn+=4)
529 rn[0]=i-1+off; rn[1]=i+off; rn[2]=i-1+off2; rn[3]=i+off2;
532 rni[1]=rni[0]+2; rn[0]=off+nbCellsX-1; rn[1]=off2+nbCellsX-1;
535 int off3(nbCellsX*(nbCellsY-1));
538 for(int i=1;i<nbNodesX-1;i++,rni++,rn+=2)
540 rn[0]=i-1+off3; rn[1]=i+off3;
543 rni[1]=rni[0]+1; rn[0]=nbCellsX*nbCellsY-1;
546 void MEDCouplingStructuredMesh::GetReverseNodalConnectivity3(const std::vector<int>& ngs, DataArrayInt *revNodal, DataArrayInt *revNodalIndx)
548 int nbNodesX(ngs[0]),nbNodesY(ngs[1]),nbNodesZ(ngs[2]);
549 int nbNodes(nbNodesX*nbNodesY*nbNodesZ);
550 if(nbNodesX==0 || nbNodesY==0 || nbNodesZ==0)
551 { revNodal->alloc(0,1); revNodalIndx->setIJ(0,0,0); return ; }
552 if(nbNodesX==1 || nbNodesY==1 || nbNodesZ==1)
554 std::vector<int> ngs2(2);
560 { ngs2[pos++]=ngs[i]; }
565 { ngs2[pos++]=ngs[i]; }
568 return GetReverseNodalConnectivity2(ngs2,revNodal,revNodalIndx);
570 revNodalIndx->alloc(nbNodes+1,1);
571 int nbCellsX(nbNodesX-1),nbCellsY(nbNodesY-1),nbCellsZ(nbNodesZ-1);
572 revNodal->alloc(8*(nbNodesX-2)*(nbNodesY-2)*(nbNodesZ-2)+4*(2*(nbNodesX-2)*(nbNodesY-2)+2*(nbNodesX-2)*(nbNodesZ-2)+2*(nbNodesY-2)*(nbNodesZ-2))+2*4*(nbNodesX-2)+2*4*(nbNodesY-2)+2*4*(nbNodesZ-2)+8,1);
573 int *rn(revNodal->getPointer()),*rni(revNodalIndx->getPointer());
575 for(int k=0;k<nbNodesZ;k++)
577 bool factZ(k!=0 && k!=nbNodesZ-1);
578 int offZ0((k-1)*nbCellsX*nbCellsY),offZ1(k*nbCellsX*nbCellsY);
579 for(int j=0;j<nbNodesY;j++)
581 bool factYZ(factZ && (j!=0 && j!=nbNodesY-1));
582 int off00((j-1)*nbCellsX+offZ0),off01(j*nbCellsX+offZ0),off10((j-1)*nbCellsX+offZ1),off11(j*nbCellsX+offZ1);
583 for(int i=0;i<nbNodesX;i++,rni++)
585 int fact(factYZ && (i!=0 && i!=nbNodesX-1));
587 {//most of points fall in this part of code
588 rn[0]=off00+i-1; rn[1]=off00+i; rn[2]=off01+i-1; rn[3]=off01+i;
589 rn[4]=off10+i-1; rn[5]=off10+i; rn[6]=off11+i-1; rn[7]=off11+i;
596 if(k>=1 && j>=1 && i>=1)
598 if(k>=1 && j>=1 && i<nbCellsX)
600 if(k>=1 && j<nbCellsY && i>=1)
602 if(k>=1 && j<nbCellsY && i<nbCellsX)
605 if(k<nbCellsZ && j>=1 && i>=1)
607 if(k<nbCellsZ && j>=1 && i<nbCellsX)
609 if(k<nbCellsZ && j<nbCellsY && i>=1)
611 if(k<nbCellsZ && j<nbCellsY && i<nbCellsX)
613 rni[1]=rni[0]+(int)(std::distance(rnRef,rn));
621 * \return DataArrayInt * - newly allocated instance of nodal connectivity compatible for MEDCoupling1SGTMesh instance
623 DataArrayInt *MEDCouplingStructuredMesh::Build1GTNodalConnectivity(const int *nodeStBg, const int *nodeStEnd)
626 int dim(ZipNodeStructure(nodeStBg,nodeStEnd,zippedNodeSt));
631 MEDCouplingAutoRefCountObjectPtr<DataArrayInt> conn(DataArrayInt::New());
632 conn->alloc(1,1); conn->setIJ(0,0,0);
636 return Build1GTNodalConnectivity1D(zippedNodeSt);
638 return Build1GTNodalConnectivity2D(zippedNodeSt);
640 return Build1GTNodalConnectivity3D(zippedNodeSt);
642 throw INTERP_KERNEL::Exception("MEDCouplingStructuredMesh::Build1GTNodalConnectivity : only dimension in [0,1,2,3] supported !");
646 DataArrayInt *MEDCouplingStructuredMesh::Build1GTNodalConnectivityOfSubLevelMesh(const int *nodeStBg, const int *nodeStEnd)
648 std::size_t dim(std::distance(nodeStBg,nodeStEnd));
652 return Build1GTNodalConnectivityOfSubLevelMesh3D(nodeStBg);
654 return Build1GTNodalConnectivityOfSubLevelMesh2D(nodeStBg);
656 throw INTERP_KERNEL::Exception("MEDCouplingStructuredMesh::Build1GTNodalConnectivityOfSubLevelMesh: only dimension in [2,3] supported !");
661 * This method retrieves the number of entities (it can be cells or nodes) given a range in compact standard format
662 * used in methods like BuildExplicitIdsFrom,IsPartStructured.
664 * \sa BuildExplicitIdsFrom,IsPartStructured
666 int MEDCouplingStructuredMesh::DeduceNumberOfGivenRangeInCompactFrmt(const std::vector< std::pair<int,int> >& partCompactFormat)
669 bool isFetched(false);
671 for(std::vector< std::pair<int,int> >::const_iterator it=partCompactFormat.begin();it!=partCompactFormat.end();it++,ii++)
673 int a((*it).first),b((*it).second);
674 if(a<0 || b<0 || b-a<0)
676 std::ostringstream oss; oss << "MEDCouplingStructuredMesh::DeduceNumberOfGivenRangeInCompactFrmt : invalid input at dimension " << ii << " !";
677 throw INTERP_KERNEL::Exception(oss.str().c_str());
685 return isFetched?ret:0;
688 int MEDCouplingStructuredMesh::DeduceNumberOfGivenStructure(const std::vector<int>& st)
691 bool isFetched(false);
692 for(std::size_t i=0;i<st.size();i++)
695 throw INTERP_KERNEL::Exception("MEDCouplingStructuredMesh::DeduceNumberOfGivenStructure : presence of a negative value in structure !");
699 return isFetched?ret:0;
702 DataArrayInt *MEDCouplingStructuredMesh::Build1GTNodalConnectivity1D(const int *nodeStBg)
704 int nbOfCells(*nodeStBg-1);
705 MEDCouplingAutoRefCountObjectPtr<DataArrayInt> conn(DataArrayInt::New());
706 conn->alloc(2*nbOfCells,1);
707 int *cp=conn->getPointer();
708 for(int i=0;i<nbOfCells;i++)
716 DataArrayInt *MEDCouplingStructuredMesh::Build1GTNodalConnectivity2D(const int *nodeStBg)
718 int n1=nodeStBg[0]-1;
719 int n2=nodeStBg[1]-1;
720 MEDCouplingAutoRefCountObjectPtr<DataArrayInt> conn(DataArrayInt::New());
721 conn->alloc(4*n1*n2,1);
722 int *cp=conn->getPointer();
724 for(int j=0;j<n2;j++)
725 for(int i=0;i<n1;i++,pos++)
727 cp[4*pos+0]=i+1+j*(n1+1);
728 cp[4*pos+1]=i+j*(n1+1);
729 cp[4*pos+2]=i+(j+1)*(n1+1);
730 cp[4*pos+3]=i+1+(j+1)*(n1+1);
735 DataArrayInt *MEDCouplingStructuredMesh::Build1GTNodalConnectivity3D(const int *nodeStBg)
737 int n1=nodeStBg[0]-1;
738 int n2=nodeStBg[1]-1;
739 int n3=nodeStBg[2]-1;
740 MEDCouplingAutoRefCountObjectPtr<DataArrayInt> conn(DataArrayInt::New());
741 conn->alloc(8*n1*n2*n3,1);
742 int *cp=conn->getPointer();
744 for(int k=0;k<n3;k++)
745 for(int j=0;j<n2;j++)
746 for(int i=0;i<n1;i++,pos++)
748 int tmp=(n1+1)*(n2+1);
749 cp[8*pos+0]=i+1+j*(n1+1)+k*tmp;
750 cp[8*pos+1]=i+j*(n1+1)+k*tmp;
751 cp[8*pos+2]=i+(j+1)*(n1+1)+k*tmp;
752 cp[8*pos+3]=i+1+(j+1)*(n1+1)+k*tmp;
753 cp[8*pos+4]=i+1+j*(n1+1)+(k+1)*tmp;
754 cp[8*pos+5]=i+j*(n1+1)+(k+1)*tmp;
755 cp[8*pos+6]=i+(j+1)*(n1+1)+(k+1)*tmp;
756 cp[8*pos+7]=i+1+(j+1)*(n1+1)+(k+1)*tmp;
761 DataArrayInt *MEDCouplingStructuredMesh::Build1GTNodalConnectivityOfSubLevelMesh3D(const int *nodeStBg)
763 std::vector<int> ngs(3);
764 int n0(nodeStBg[0]-1),n1(nodeStBg[1]-1),n2(nodeStBg[2]-1); ngs[0]=n0; ngs[1]=n1; ngs[2]=n2;
765 int off0(nodeStBg[0]),off1(nodeStBg[0]*nodeStBg[1]);
766 MEDCouplingAutoRefCountObjectPtr<DataArrayInt> conn(DataArrayInt::New());
767 conn->alloc(4*GetNumberOfCellsOfSubLevelMesh(ngs,3));
768 int *cp(conn->getPointer());
770 for(int i=0;i<nodeStBg[0];i++)
771 for(int j=0;j<n1;j++)
772 for(int k=0;k<n2;k++,cp+=4)
773 { cp[0]=k*off1+j*off0+i; cp[1]=(k+1)*off1+j*off0+i; cp[2]=(k+1)*off1+(j+1)*off0+i; cp[3]=k*off1+(j+1)*off0+i; }
775 for(int j=0;j<nodeStBg[1];j++)
776 for(int i=0;i<n0;i++)
777 for(int k=0;k<n2;k++,cp+=4)
778 { cp[0]=k*off1+j*off0+i; cp[1]=(k+1)*off1+j*off0+i; cp[2]=(k+1)*off1+j*off0+(i+1); cp[3]=k*off1+j*off0+(i+1); }
780 for(int k=0;k<nodeStBg[2];k++)
781 for(int i=0;i<n0;i++)
782 for(int j=0;j<n1;j++,cp+=4)
783 { cp[0]=k*off1+j*off0+i; cp[1]=k*off1+j*off0+(i+1); cp[2]=k*off1+(j+1)*off0+(i+1); cp[3]=k*off1+(j+1)*off0+i; }
788 * This method computes given the nodal structure defined by [ \a nodeStBg , \a nodeStEnd ) the zipped form.
789 * std::distance( \a nodeStBg, \a nodeStEnd ) is equal to the space dimension. The returned value is equal to
790 * the meshDimension (or the zipped spaceDimension).
792 * \param [out] zipNodeSt - The zipped node strucutre
795 int MEDCouplingStructuredMesh::ZipNodeStructure(const int *nodeStBg, const int *nodeStEnd, int zipNodeSt[3])
797 int spaceDim((int)std::distance(nodeStBg,nodeStEnd));
798 if(spaceDim>3 || spaceDim<1)
799 throw INTERP_KERNEL::Exception("MEDCouplingStructuredMesh::ZipNodeStructure : spaceDim must in [1,2,3] !");
800 zipNodeSt[0]=0; zipNodeSt[1]=0; zipNodeSt[2]=0;
802 for(int i=0;i<spaceDim;i++)
804 int elt(nodeStBg[i]);
807 std::ostringstream oss; oss << "MEDCouplingStructuredMesh::ZipNodeStructure : the input nodal structure at pos#" << i << "(" << nodeStBg[i] << ") is invalid !";
808 throw INTERP_KERNEL::Exception(oss.str().c_str());
811 zipNodeSt[zippedI++]=elt;
816 DataArrayInt *MEDCouplingStructuredMesh::Build1GTNodalConnectivityOfSubLevelMesh2D(const int *nodeStBg)
818 std::vector<int> ngs(2);
819 int n0(nodeStBg[0]-1),n1(nodeStBg[1]-1); ngs[0]=n0; ngs[1]=n1;
820 int off0(nodeStBg[0]);
821 MEDCouplingAutoRefCountObjectPtr<DataArrayInt> conn(DataArrayInt::New());
822 conn->alloc(2*GetNumberOfCellsOfSubLevelMesh(ngs,2));
823 int *cp(conn->getPointer());
825 for(int i=0;i<nodeStBg[0];i++)
826 for(int j=0;j<n1;j++,cp+=2)
827 { cp[0]=j*off0+i; cp[1]=(j+1)*off0+i; }
829 for(int j=0;j<nodeStBg[1];j++)
830 for(int i=0;i<n0;i++,cp+=2)
831 { cp[0]=j*off0+i; cp[1]=j*off0+(i+1); }
836 * Returns a cell id by its (i,j,k) index. The cell is located between the i-th and
837 * ( i + 1 )-th nodes along X axis etc.
838 * \param [in] i - a index of node coordinates array along X axis.
839 * \param [in] j - a index of node coordinates array along Y axis.
840 * \param [in] k - a index of node coordinates array along Z axis.
841 * \return int - a cell id in \a this mesh.
843 int MEDCouplingStructuredMesh::getCellIdFromPos(int i, int j, int k) const
847 int meshDim(getMeshDimension());
848 getSplitCellValues(tmp2);
849 std::transform(tmp,tmp+meshDim,tmp2,tmp,std::multiplies<int>());
850 return std::accumulate(tmp,tmp+meshDim,0);
854 * Returns a node id by its (i,j,k) index.
855 * \param [in] i - a index of node coordinates array along X axis.
856 * \param [in] j - a index of node coordinates array along Y axis.
857 * \param [in] k - a index of node coordinates array along Z axis.
858 * \return int - a node id in \a this mesh.
860 int MEDCouplingStructuredMesh::getNodeIdFromPos(int i, int j, int k) const
864 int spaceDim(getSpaceDimension());
865 getSplitNodeValues(tmp2);
866 std::transform(tmp,tmp+spaceDim,tmp2,tmp,std::multiplies<int>());
867 return std::accumulate(tmp,tmp+spaceDim,0);
871 int MEDCouplingStructuredMesh::getNumberOfCells() const
873 std::vector<int> ngs(getNodeGridStructure());
875 bool isCatched(false);
877 for(std::vector<int>::const_iterator it=ngs.begin();it!=ngs.end();it++,ii++)
882 std::ostringstream oss; oss << "MEDCouplingStructuredMesh::getNumberOfCells : at pos #" << ii << " the number of nodes in nodeStructure is " << *it << " ! Must be > 0 !";
883 throw INTERP_KERNEL::Exception(oss.str().c_str());
891 return isCatched?ret:0;
894 int MEDCouplingStructuredMesh::getNumberOfNodes() const
896 std::vector<int> ngs(getNodeGridStructure());
898 for(std::vector<int>::const_iterator it=ngs.begin();it!=ngs.end();it++)
903 void MEDCouplingStructuredMesh::GetPosFromId(int nodeId, int meshDim, const int *split, int *res)
906 for(int i=meshDim-1;i>=0;i--)
908 int pos=work/split[i];
914 std::vector<int> MEDCouplingStructuredMesh::getCellGridStructure() const
916 std::vector<int> ret(getNodeGridStructure());
917 std::transform(ret.begin(),ret.end(),ret.begin(),std::bind2nd(std::plus<int>(),-1));
922 * Given a struct \a strct it returns a split vector [1,strct[0],strct[0]*strct[1]...]
923 * This decomposition allows to quickly find i,j,k given a global id.
925 std::vector<int> MEDCouplingStructuredMesh::GetSplitVectFromStruct(const std::vector<int>& strct)
927 int spaceDim((int)strct.size());
928 std::vector<int> res(spaceDim);
929 for(int l=0;l<spaceDim;l++)
932 for(int p=0;p<spaceDim-l-1;p++)
934 res[spaceDim-l-1]=val;
940 * This method states if given part ids [ \a startIds, \a stopIds) and a structure \a st returns if it can be considered as a structured dataset.
941 * If true is returned \a partCompactFormat will contain the information to build the corresponding part.
943 * \sa MEDCouplingStructuredMesh::BuildExplicitIdsFrom, MEDCouplingStructuredMesh::DeduceNumberOfGivenRangeInCompactFrmt
945 bool MEDCouplingStructuredMesh::IsPartStructured(const int *startIds, const int *stopIds, const std::vector<int>& st, std::vector< std::pair<int,int> >& partCompactFormat)
947 int dim((int)st.size());
948 partCompactFormat.resize(dim);
950 throw INTERP_KERNEL::Exception("MEDCouplingStructuredMesh::isPartStructured : input structure must be of dimension in [1,2,3] !");
951 std::vector<int> tmp2(dim),tmp(dim),tmp3(dim),tmp4(dim); tmp2[0]=1;
952 for(int i=1;i<dim;i++)
953 tmp2[i]=tmp2[i-1]*st[i-1];
954 std::size_t sz(std::distance(startIds,stopIds));
956 throw INTERP_KERNEL::Exception("MEDCouplingStructuredMesh::IsPartStructured : empty input !");
957 GetPosFromId(*startIds,dim,&tmp2[0],&tmp[0]);
958 partCompactFormat.resize(dim);
959 for(int i=0;i<dim;i++)
960 partCompactFormat[i].first=tmp[i];
961 if(tmp[dim-1]<0 || tmp[dim-1]>=st[dim-1])
962 throw INTERP_KERNEL::Exception("MEDCouplingStructuredMesh::IsPartStructured : first id in input is not in valid range !");
965 for(int i=0;i<dim;i++)
966 partCompactFormat[i].second=tmp[i]+1;
969 GetPosFromId(startIds[sz-1],dim,&tmp2[0],&tmp3[0]);
971 for(int i=0;i<dim;i++)
973 if(tmp3[i]<0 || tmp3[i]>=st[i])
974 throw INTERP_KERNEL::Exception("MEDCouplingStructuredMesh::IsPartStructured : last id in input is not in valid range !");
975 partCompactFormat[i].second=tmp3[i]+1;
976 tmp4[i]=partCompactFormat[i].second-partCompactFormat[i].first;
983 const int *w(startIds);
988 for(int i=0;i<tmp4[2];i++)
990 int a=tmp2[2]*(partCompactFormat[2].first+i);
991 for(int j=0;j<tmp4[1];j++)
993 int b=tmp2[1]*(partCompactFormat[1].first+j);
994 for(int k=0;k<tmp4[0];k++,w++)
996 if(partCompactFormat[0].first+k+b+a!=*w)
1005 for(int j=0;j<tmp4[1];j++)
1007 int b=tmp2[1]*(partCompactFormat[1].first+j);
1008 for(int k=0;k<tmp4[0];k++,w++)
1010 if(partCompactFormat[0].first+k+b!=*w)
1018 for(int k=0;k<tmp4[0];k++,w++)
1020 if(partCompactFormat[0].first+k!=*w)
1026 throw INTERP_KERNEL::Exception("MEDCouplingStructuredMesh::IsPartStructured : internal error !");
1030 std::vector<int> MEDCouplingStructuredMesh::GetDimensionsFromCompactFrmt(const std::vector< std::pair<int,int> >& partCompactFormat)
1032 std::vector<int> ret(partCompactFormat.size());
1033 for(std::size_t i=0;i<partCompactFormat.size();i++)
1034 ret[i]=partCompactFormat[i].second-partCompactFormat[i].first;
1039 * This method is close to BuildExplicitIdsFrom except that instead of returning a DataArrayInt instance containing explicit ids it
1040 * enable elems in the vector of booleans (for performance reasons). As it is method for performance, this method is \b not
1041 * available in python.
1043 * \param [in] st The entity structure.
1044 * \param [in] partCompactFormat The compact subpart to be enabled.
1045 * \param [in,out] vectToSwitchOn Vector which fetched items are enabled.
1047 * \sa MEDCouplingStructuredMesh::BuildExplicitIdsFrom
1049 void MEDCouplingStructuredMesh::SwitchOnIdsFrom(const std::vector<int>& st, const std::vector< std::pair<int,int> >& partCompactFormat, std::vector<bool>& vectToSwitchOn)
1051 if(st.size()!=partCompactFormat.size())
1052 throw INTERP_KERNEL::Exception("MEDCouplingStructuredMesh::SwitchOnIdsFrom : input arrays must have the same size !");
1053 if((int)vectToSwitchOn.size()!=DeduceNumberOfGivenStructure(st))
1054 throw INTERP_KERNEL::Exception("MEDCouplingStructuredMesh::SwitchOnIdsFrom : invalid size of input vector of boolean regarding the structure !");
1055 std::vector<int> dims(GetDimensionsFromCompactFrmt(partCompactFormat));
1060 for(int i=0;i<dims[2];i++)
1062 int a=(partCompactFormat[2].first+i)*st[0]*st[1];
1063 for(int j=0;j<dims[1];j++)
1065 int b=(partCompactFormat[1].first+j)*st[0];
1066 for(int k=0;k<dims[0];k++)
1067 vectToSwitchOn[partCompactFormat[0].first+k+b+a]=true;
1074 for(int j=0;j<dims[1];j++)
1076 int b=(partCompactFormat[1].first+j)*st[0];
1077 for(int k=0;k<dims[0];k++)
1078 vectToSwitchOn[partCompactFormat[0].first+k+b]=true;
1084 for(int k=0;k<dims[0];k++)
1085 vectToSwitchOn[partCompactFormat[0].first+k]=true;
1089 throw INTERP_KERNEL::Exception("MEDCouplingStructuredMesh::BuildExplicitIdsFrom : Dimension supported are 1,2 or 3 !");
1094 * This method builds the explicit entity array from the structure in \a st and the range in \a partCompactFormat.
1095 * If the range contains invalid values regarding sructure an exception will be thrown.
1097 * \return DataArrayInt * - a new object.
1098 * \sa MEDCouplingStructuredMesh::IsPartStructured, MEDCouplingStructuredMesh::DeduceNumberOfGivenRangeInCompactFrmt, SwitchOnIdsFrom
1100 DataArrayInt *MEDCouplingStructuredMesh::BuildExplicitIdsFrom(const std::vector<int>& st, const std::vector< std::pair<int,int> >& partCompactFormat)
1102 if(st.size()!=partCompactFormat.size())
1103 throw INTERP_KERNEL::Exception("MEDCouplingStructuredMesh::BuildExplicitIdsFrom : input arrays must have the same size !");
1105 std::vector<int> dims(st.size());
1106 for(std::size_t i=0;i<st.size();i++)
1108 if(partCompactFormat[i].first<0 || partCompactFormat[i].first>st[i])
1109 throw INTERP_KERNEL::Exception("MEDCouplingStructuredMesh::BuildExplicitIdsFrom : invalid input range 1 !");
1110 if(partCompactFormat[i].second<0 || partCompactFormat[i].second>st[i])
1111 throw INTERP_KERNEL::Exception("MEDCouplingStructuredMesh::BuildExplicitIdsFrom : invalid input range 2 !");
1112 if(partCompactFormat[i].second<=partCompactFormat[i].first)
1113 throw INTERP_KERNEL::Exception("MEDCouplingStructuredMesh::BuildExplicitIdsFrom : invalid input range 3 !");
1114 dims[i]=partCompactFormat[i].second-partCompactFormat[i].first;
1117 MEDCouplingAutoRefCountObjectPtr<DataArrayInt> ret(DataArrayInt::New());
1118 ret->alloc(nbOfItems,1);
1119 int *pt(ret->getPointer());
1124 for(int i=0;i<dims[2];i++)
1126 int a=(partCompactFormat[2].first+i)*st[0]*st[1];
1127 for(int j=0;j<dims[1];j++)
1129 int b=(partCompactFormat[1].first+j)*st[0];
1130 for(int k=0;k<dims[0];k++,pt++)
1131 *pt=partCompactFormat[0].first+k+b+a;
1138 for(int j=0;j<dims[1];j++)
1140 int b=(partCompactFormat[1].first+j)*st[0];
1141 for(int k=0;k<dims[0];k++,pt++)
1142 *pt=partCompactFormat[0].first+k+b;
1148 for(int k=0;k<dims[0];k++,pt++)
1149 *pt=partCompactFormat[0].first+k;
1153 throw INTERP_KERNEL::Exception("MEDCouplingStructuredMesh::BuildExplicitIdsFrom : Dimension supported are 1,2 or 3 !");
1158 int MEDCouplingStructuredMesh::GetNumberOfCellsOfSubLevelMesh(const std::vector<int>& cgs, int mdim)
1161 for(int i=0;i<mdim;i++)
1164 for(int j=0;j<mdim;j++)