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 "MEDCouplingIMesh.hxx"
22 #include "MEDCouplingCMesh.hxx"
23 #include "MEDCouplingMemArray.hxx"
24 #include "MEDCouplingFieldDouble.hxx"
31 using namespace ParaMEDMEM;
33 MEDCouplingIMesh::MEDCouplingIMesh():_space_dim(-1)
35 _origin[0]=0.; _origin[1]=0.; _origin[2]=0.;
36 _dxyz[0]=0.; _dxyz[1]=0.; _dxyz[2]=0.;
37 _structure[0]=0; _structure[1]=0; _structure[2]=0;
40 MEDCouplingIMesh::MEDCouplingIMesh(const MEDCouplingIMesh& other, bool deepCopy):MEDCouplingStructuredMesh(other,deepCopy),_space_dim(other._space_dim),_axis_unit(other._axis_unit)
42 _origin[0]=other._origin[0]; _origin[1]=other._origin[1]; _origin[2]=other._origin[2];
43 _dxyz[0]=other._dxyz[0]; _dxyz[1]=other._dxyz[1]; _dxyz[2]=other._dxyz[2];
44 _structure[0]=other._structure[0]; _structure[1]=other._structure[1]; _structure[2]=other._structure[2];
47 MEDCouplingIMesh::~MEDCouplingIMesh()
51 MEDCouplingIMesh *MEDCouplingIMesh::New()
53 return new MEDCouplingIMesh;
56 MEDCouplingIMesh *MEDCouplingIMesh::New(const std::string& meshName, int spaceDim, const int *nodeStrctStart, const int *nodeStrctStop,
57 const double *originStart, const double *originStop, const double *dxyzStart, const double *dxyzStop)
59 MEDCouplingAutoRefCountObjectPtr<MEDCouplingIMesh> ret(new MEDCouplingIMesh);
60 ret->setName(meshName);
61 ret->setSpaceDimension(spaceDim);
62 ret->setNodeStruct(nodeStrctStart,nodeStrctStop);
63 ret->setOrigin(originStart,originStop);
64 ret->setDXYZ(dxyzStart,dxyzStop);
68 MEDCouplingMesh *MEDCouplingIMesh::deepCpy() const
73 MEDCouplingIMesh *MEDCouplingIMesh::clone(bool recDeepCpy) const
75 return new MEDCouplingIMesh(*this,recDeepCpy);
79 * This method creates a copy of \a this enlarged by \a ghostLev cells on each axis.
80 * If \a ghostLev equal to 0 this method behaves as MEDCouplingIMesh::clone.
82 * \param [in] ghostLev - the ghost level expected
83 * \return MEDCouplingIMesh * - a newly alloacted object to be managed by the caller.
84 * \throw if \a ghostLev < 0.
86 MEDCouplingIMesh *MEDCouplingIMesh::buildWithGhost(int ghostLev) const
89 throw INTERP_KERNEL::Exception("MEDCouplingIMesh::buildWithGhost : the ghostLev must be >= 0 !");
91 int spaceDim(getSpaceDimension());
92 double origin[3],dxyz[3];
94 for(int i=0;i<spaceDim;i++)
96 origin[i]=_origin[i]-ghostLev*_dxyz[i];
98 structure[i]=_structure[i]+2*ghostLev;
100 MEDCouplingAutoRefCountObjectPtr<MEDCouplingIMesh> ret(MEDCouplingIMesh::New(getName(),spaceDim,structure,structure+spaceDim,origin,origin+spaceDim,dxyz,dxyz+spaceDim));
101 ret->copyTinyInfoFrom(this);
105 void MEDCouplingIMesh::setNodeStruct(const int *nodeStrctStart, const int *nodeStrctStop)
107 checkSpaceDimension();
108 int sz((int)std::distance(nodeStrctStart,nodeStrctStop));
110 throw INTERP_KERNEL::Exception("MEDCouplingIMesh::setNodeStruct : input vector of node structure has not the right size ! Or change space dimension before calling it !");
111 std::copy(nodeStrctStart,nodeStrctStop,_structure);
115 std::vector<int> MEDCouplingIMesh::getNodeStruct() const
117 checkSpaceDimension();
118 return std::vector<int>(_structure,_structure+_space_dim);
121 void MEDCouplingIMesh::setOrigin(const double *originStart, const double *originStop)
123 checkSpaceDimension();
124 int sz((int)std::distance(originStart,originStop));
126 throw INTERP_KERNEL::Exception("MEDCouplingIMesh::setOrigin : input vector of origin vector has not the right size ! Or change space dimension before calling it !");
127 std::copy(originStart,originStop,_origin);
131 std::vector<double> MEDCouplingIMesh::getOrigin() const
133 checkSpaceDimension();
134 return std::vector<double>(_origin,_origin+_space_dim);
137 void MEDCouplingIMesh::setDXYZ(const double *dxyzStart, const double *dxyzStop)
139 checkSpaceDimension();
140 int sz((int)std::distance(dxyzStart,dxyzStop));
142 throw INTERP_KERNEL::Exception("MEDCouplingIMesh::setDXYZ : input vector of dxyz vector has not the right size ! Or change space dimension before calling it !");
143 std::copy(dxyzStart,dxyzStop,_dxyz);
147 std::vector<double> MEDCouplingIMesh::getDXYZ() const
149 checkSpaceDimension();
150 return std::vector<double>(_dxyz,_dxyz+_space_dim);
153 void MEDCouplingIMesh::setAxisUnit(const std::string& unitName)
159 std::string MEDCouplingIMesh::getAxisUnit() const
165 * This method returns the measure of any cell in \a this.
166 * This specific method of image grid mesh utilizes the fact that any cell in \a this have the same measure.
167 * The value returned by this method is those used to feed the returned field in the MEDCouplingIMesh::getMeasureField.
169 * \sa getMeasureField
171 double MEDCouplingIMesh::getMeasureOfAnyCell() const
174 int dim(getSpaceDimension());
176 for(int i=0;i<dim;i++)
182 * This method is allows to convert \a this into MEDCouplingCMesh instance.
183 * This method is the middle level between MEDCouplingIMesh and the most general MEDCouplingUMesh.
184 * This method is useful for MED writers that do not have still the image grid support.
186 * \sa MEDCouplingMesh::buildUnstructured
188 MEDCouplingCMesh *MEDCouplingIMesh::convertToCartesian() const
191 MEDCouplingAutoRefCountObjectPtr<MEDCouplingCMesh> ret(MEDCouplingCMesh::New());
193 { ret->copyTinyInfoFrom(this); }
194 catch(INTERP_KERNEL::Exception& ) { }
195 int spaceDim(getSpaceDimension());
196 std::vector<std::string> infos(buildInfoOnComponents());
197 for(int i=0;i<spaceDim;i++)
199 MEDCouplingAutoRefCountObjectPtr<DataArrayDouble> arr(DataArrayDouble::New()); arr->alloc(_structure[i],1); arr->setInfoOnComponent(0,infos[i]);
200 arr->iota(); arr->applyLin(_dxyz[i],_origin[i]);
201 ret->setCoordsAt(i,arr);
207 * This method refines \a this uniformaly along all of its dimensions. In case of success the space covered by \a this will remain
208 * the same before the invocation except that the number of cells will be multiplied by \a factor ^ this->getMeshDimension().
209 * The origin of \a this will be not touched only spacing and node structure will be changed.
210 * This method can be useful for AMR users.
212 void MEDCouplingIMesh::refineWithFactor(const std::vector<int>& factors)
214 if((int)factors.size()!=_space_dim)
215 throw INTERP_KERNEL::Exception("MEDCouplingIMesh::refineWithFactor : refinement factors must have size equal to spaceDim !");
217 std::vector<int> structure(_structure,_structure+3);
218 std::vector<double> dxyz(_dxyz,_dxyz+3);
219 for(int i=0;i<_space_dim;i++)
223 std::ostringstream oss; oss << "MEDCouplingIMesh::refineWithFactor : factor for axis #" << i << " (" << factors[i] << ")is invalid ! Must be > 0 !";
224 throw INTERP_KERNEL::Exception(oss.str().c_str());
226 int factAbs(std::abs(factors[i]));
227 double fact2(1./(double)factors[i]);
228 structure[i]=(_structure[i]-1)*factAbs+1;
229 dxyz[i]=fact2*_dxyz[i];
231 std::copy(structure.begin(),structure.end(),_structure);
232 std::copy(dxyz.begin(),dxyz.end(),_dxyz);
237 * This method returns a newly created mesh containing a single cell in it. This returned cell covers exactly the space covered by \a this.
239 * \return MEDCouplingIMesh * - A newly created object (to be managed by the caller with decrRef) containing simply one cell.
241 * \throw if \a this does not pass the \c checkCoherency test.
243 MEDCouplingIMesh *MEDCouplingIMesh::asSingleCell() const
246 int spaceDim(getSpaceDimension()),nodeSt[3];
248 for(int i=0;i<spaceDim;i++)
253 dxyz[i]=(_structure[i]-1)*_dxyz[i];
257 nodeSt[i]=_structure[i];
261 MEDCouplingAutoRefCountObjectPtr<MEDCouplingIMesh> ret(MEDCouplingIMesh::New(getName(),getSpaceDimension(),nodeSt,nodeSt+spaceDim,_origin,_origin+spaceDim,dxyz,dxyz+spaceDim));
262 ret->copyTinyInfoFrom(this);
267 * This static method is useful to condense field on cells of a MEDCouplingIMesh instance coming from a refinement ( MEDCouplingIMesh::refineWithFactor for example)
268 * to a coarse MEDCouplingIMesh instance. So this method can be seen as a specialization in P0P0 conservative interpolation non overlaping from fine image mesh
269 * to a coarse image mesh. Only tuples ( deduced from \a fineLocInCoarse ) of \a coarseDA will be modified. Other tuples of \a coarseDA will be let unchanged.
271 * \param [in] coarseSt The cell structure of coarse mesh.
272 * \param [in] fineDA The DataArray containing the cell field on uniformly refined mesh
273 * \param [in] fineLocInCoarse The cell localization of refined mesh into the coarse one.
274 * \param [in] facts The refinement coefficient per axis.
275 * \param [in,out] coarseDA The DataArrayDouble corresponding to the a cell field of a coarse mesh whose cell structure is defined by \a coarseSt.
277 * \sa CondenseFineToCoarseGhost,SpreadCoarseToFine
279 void MEDCouplingIMesh::CondenseFineToCoarse(const std::vector<int>& coarseSt, const DataArrayDouble *fineDA, const std::vector< std::pair<int,int> >& fineLocInCoarse, const std::vector<int>& facts, DataArrayDouble *coarseDA)
281 if(!coarseDA || !coarseDA->isAllocated() || !fineDA || !fineDA->isAllocated())
282 throw INTERP_KERNEL::Exception("MEDCouplingIMesh::CondenseFineToCoarse : the parameters 1 or 3 are NULL or not allocated !");
283 int meshDim((int)coarseSt.size()),nbOfTuplesInCoarseExp(MEDCouplingStructuredMesh::DeduceNumberOfGivenStructure(coarseSt)),nbOfTuplesInFineExp(MEDCouplingStructuredMesh::DeduceNumberOfGivenRangeInCompactFrmt(fineLocInCoarse));
284 int nbCompo(fineDA->getNumberOfComponents());
285 if(coarseDA->getNumberOfComponents()!=nbCompo)
286 throw INTERP_KERNEL::Exception("MEDCouplingIMesh::CondenseFineToCoarse : the number of components of fine DA and coarse one mismatches !");
287 if(meshDim!=(int)fineLocInCoarse.size() || meshDim!=(int)facts.size())
288 throw INTERP_KERNEL::Exception("MEDCouplingIMesh::CondenseFineToCoarse : the size of fineLocInCoarse (4th param) and facts (5th param) must be equal to the sier of coarseSt (2nd param) !");
289 if(coarseDA->getNumberOfTuples()!=nbOfTuplesInCoarseExp)
291 std::ostringstream oss; oss << "MEDCouplingIMesh::CondenseFineToCoarse : Expecting " << nbOfTuplesInCoarseExp << " tuples having " << coarseDA->getNumberOfTuples() << " !";
292 throw INTERP_KERNEL::Exception(oss.str().c_str());
294 int nbTuplesFine(fineDA->getNumberOfTuples());
295 if(nbTuplesFine%nbOfTuplesInFineExp!=0)
296 throw INTERP_KERNEL::Exception("MEDCouplingIMesh::CondenseFineToCoarse : Invalid nb of tuples in fine DataArray regarding its structure !");
297 int fact(std::accumulate(facts.begin(),facts.end(),1,std::multiplies<int>()));
298 if(nbTuplesFine!=fact*nbOfTuplesInFineExp)
300 std::ostringstream oss; oss << "MEDCouplingIMesh::CondenseFineToCoarse : Invalid number of tuples (" << nbTuplesFine << ") of fine dataarray is invalid ! Must be " << fact*nbOfTuplesInFineExp << "!";
301 throw INTERP_KERNEL::Exception(oss.str().c_str());
303 // to improve use jump-iterator. Factorizes with SwitchOnIdsFrom BuildExplicitIdsFrom
304 double *outPtr(coarseDA->getPointer());
305 const double *inPtr(fineDA->begin());
307 std::vector<int> dims(MEDCouplingStructuredMesh::GetDimensionsFromCompactFrmt(fineLocInCoarse));
312 int offset(fineLocInCoarse[0].first),fact0(facts[0]);
313 for(int i=0;i<dims[0];i++)
315 double *loc(outPtr+(offset+i)*nbCompo);
316 for(int ifact=0;ifact<fact0;ifact++,inPtr+=nbCompo)
319 std::transform(inPtr,inPtr+nbCompo,loc,loc,std::plus<double>());
321 std::copy(inPtr,inPtr+nbCompo,loc);
328 int kk(fineLocInCoarse[0].first+coarseSt[0]*fineLocInCoarse[1].first),fact1(facts[1]),fact0(facts[0]);
329 for(int j=0;j<dims[1];j++)
331 for(int jfact=0;jfact<fact1;jfact++)
333 for(int i=0;i<dims[0];i++)
335 double *loc(outPtr+(kk+i)*nbCompo);
336 for(int ifact=0;ifact<fact0;ifact++,inPtr+=nbCompo)
338 if(jfact!=0 || ifact!=0)
339 std::transform(inPtr,inPtr+nbCompo,loc,loc,std::plus<double>());
341 std::copy(inPtr,inPtr+nbCompo,loc);
351 int kk(fineLocInCoarse[0].first+coarseSt[0]*fineLocInCoarse[1].first+coarseSt[0]*coarseSt[1]*fineLocInCoarse[2].first),fact2(facts[2]),fact1(facts[1]),fact0(facts[0]);
352 for(int k=0;k<dims[2];k++)
354 for(int kfact=0;kfact<fact2;kfact++)
356 for(int j=0;j<dims[1];j++)
358 for(int jfact=0;jfact<fact1;jfact++)
360 for(int i=0;i<dims[0];i++)
362 double *loc(outPtr+(kk+i+j*coarseSt[0])*nbCompo);
363 for(int ifact=0;ifact<fact0;ifact++,inPtr+=nbCompo)
365 if(kfact!=0 || jfact!=0 || ifact!=0)
366 std::transform(inPtr,inPtr+nbCompo,loc,loc,std::plus<double>());
368 std::copy(inPtr,inPtr+nbCompo,loc);
374 kk+=coarseSt[0]*coarseSt[1];
379 throw INTERP_KERNEL::Exception("MEDCouplingIMesh::CondenseFineToCoarse : only dimensions 1, 2 and 3 supported !");
384 * This static method is useful to condense field on cells of a MEDCouplingIMesh instance coming from a refinement ( MEDCouplingIMesh::refineWithFactor for example)
385 * to a coarse MEDCouplingIMesh instance. So this method can be seen as a specialization in P0P0 conservative interpolation non overlaping from fine image mesh
386 * to a coarse image mesh. Only tuples ( deduced from \a fineLocInCoarse ) of \a coarseDA will be modified. Other tuples of \a coarseDA will be let unchanged.
388 * \param [in] coarseSt The cell structure of coarse mesh.
389 * \param [in] fineDA The DataArray containing the cell field on uniformly refined mesh
390 * \param [in] fineLocInCoarse The cell localization of refined mesh into the coarse one.
391 * \param [in] facts The refinement coefficient per axis.
392 * \param [in,out] coarseDA The DataArrayDouble corresponding to the a cell field of a coarse mesh whose cell structure is defined by \a coarseSt.
393 * \param [in] ghostSize - The size of the ghost zone. The ghost zone is expected to be the same for all axis and both for coarse and fine meshes.
395 * \sa CondenseFineToCoarse,SpreadCoarseToFineGhost
397 void MEDCouplingIMesh::CondenseFineToCoarseGhost(const std::vector<int>& coarseSt, const DataArrayDouble *fineDA, const std::vector< std::pair<int,int> >& fineLocInCoarse, const std::vector<int>& facts, DataArrayDouble *coarseDA, int ghostSize)
400 throw INTERP_KERNEL::Exception("MEDCouplingIMesh::CondenseFineToCoarseGhost : ghost level >= 0 !");
401 if(!coarseDA || !coarseDA->isAllocated() || !fineDA || !fineDA->isAllocated())
402 throw INTERP_KERNEL::Exception("MEDCouplingIMesh::CondenseFineToCoarseGhost : the parameters 1 or 3 are NULL or not allocated !");
403 std::vector<int> coarseStG(coarseSt.size()); std::transform(coarseSt.begin(),coarseSt.end(),coarseStG.begin(),std::bind2nd(std::plus<int>(),2*ghostSize));
404 //std::vector<int> fineStG(MEDCouplingStructuredMesh::GetDimensionsFromCompactFrmt(fineLocInCoarse));
405 //std::transform(fineStG.begin(),fineStG.end(),fineStG.begin(),std::bind2nd(std::plus<int>(),2*ghostSize));
406 int meshDim((int)coarseSt.size()),nbOfTuplesInCoarseExp(MEDCouplingStructuredMesh::DeduceNumberOfGivenStructure(coarseStG));
407 int nbCompo(fineDA->getNumberOfComponents());
408 if(coarseDA->getNumberOfComponents()!=nbCompo)
409 throw INTERP_KERNEL::Exception("MEDCouplingIMesh::CondenseFineToCoarseGhost : the number of components of fine DA and coarse one mismatches !");
410 if(meshDim!=(int)fineLocInCoarse.size() || meshDim!=(int)facts.size())
411 throw INTERP_KERNEL::Exception("MEDCouplingIMesh::CondenseFineToCoarseGhost : the size of fineLocInCoarse (4th param) and facts (5th param) must be equal to the sier of coarseSt (2nd param) !");
412 if(coarseDA->getNumberOfTuples()!=nbOfTuplesInCoarseExp)
414 std::ostringstream oss; oss << "MEDCouplingIMesh::CondenseFineToCoarseGhost : Expecting " << nbOfTuplesInCoarseExp << " tuples having " << coarseDA->getNumberOfTuples() << " !";
415 throw INTERP_KERNEL::Exception(oss.str().c_str());
417 //int nbTuplesFine(fineDA->getNumberOfTuples());
418 //int fact(std::accumulate(facts.begin(),facts.end(),1,std::multiplies<int>()));
419 /*if(nbTuplesFine!=fact*nbOfTuplesInFineExp)
421 std::ostringstream oss; oss << "MEDCouplingIMesh::CondenseFineToCoarseGhost : Invalid number of tuples (" << nbTuplesFine << ") of fine dataarray is invalid ! Must be " << fact*nbOfTuplesInFineExp << "!";
422 throw INTERP_KERNEL::Exception(oss.str().c_str());
424 double *outPtr(coarseDA->getPointer());
425 const double *inPtr(fineDA->begin());
427 std::vector<int> dims(MEDCouplingStructuredMesh::GetDimensionsFromCompactFrmt(fineLocInCoarse));
432 int offset(fineLocInCoarse[0].first+ghostSize),fact0(facts[0]);
433 inPtr+=ghostSize*nbCompo;
434 for(int i=0;i<dims[0];i++)
436 double *loc(outPtr+(offset+i)*nbCompo);
437 for(int ifact=0;ifact<fact0;ifact++,inPtr+=nbCompo)
440 std::transform(inPtr,inPtr+nbCompo,loc,loc,std::plus<double>());
442 std::copy(inPtr,inPtr+nbCompo,loc);
449 int nxwg(coarseSt[0]+2*ghostSize);
450 int kk(fineLocInCoarse[0].first+ghostSize+nxwg*(fineLocInCoarse[1].first+ghostSize)),fact1(facts[1]),fact0(facts[0]);
451 inPtr+=(dims[0]*fact0+2*ghostSize)*nbCompo;
452 for(int j=0;j<dims[1];j++)
454 for(int jfact=0;jfact<fact1;jfact++)
456 inPtr+=ghostSize*nbCompo;
457 for(int i=0;i<dims[0];i++)
459 double *loc(outPtr+(kk+i)*nbCompo);
460 for(int ifact=0;ifact<fact0;ifact++,inPtr+=nbCompo)
462 if(jfact!=0 || ifact!=0)
463 std::transform(inPtr,inPtr+nbCompo,loc,loc,std::plus<double>());
465 std::copy(inPtr,inPtr+nbCompo,loc);
468 inPtr+=ghostSize*nbCompo;
475 throw INTERP_KERNEL::Exception("MEDCouplingIMesh::CondenseFineToCoarseGhost : only dimensions 1, 2 supported !");
480 * This method spreads the values of coarse data \a coarseDA into \a fineDA.
482 * \param [in] coarseDA The DataArrayDouble corresponding to the a cell field of a coarse mesh whose cell structure is defined by \a coarseSt.
483 * \param [in] coarseSt The cell structure of coarse mesh.
484 * \param [in,out] fineDA The DataArray containing the cell field on uniformly refined mesh
485 * \param [in] fineLocInCoarse The cell localization of refined mesh into the coarse one.
486 * \param [in] facts The refinement coefficient per axis.
487 * \sa SpreadCoarseToFineGhost, CondenseFineToCoarse
489 void MEDCouplingIMesh::SpreadCoarseToFine(const DataArrayDouble *coarseDA, const std::vector<int>& coarseSt, DataArrayDouble *fineDA, const std::vector< std::pair<int,int> >& fineLocInCoarse, const std::vector<int>& facts)
491 if(!coarseDA || !coarseDA->isAllocated() || !fineDA || !fineDA->isAllocated())
492 throw INTERP_KERNEL::Exception("MEDCouplingIMesh::SpreadCoarseToFine : the parameters 1 or 3 are NULL or not allocated !");
493 int meshDim((int)coarseSt.size()),nbOfTuplesInCoarseExp(MEDCouplingStructuredMesh::DeduceNumberOfGivenStructure(coarseSt)),nbOfTuplesInFineExp(MEDCouplingStructuredMesh::DeduceNumberOfGivenRangeInCompactFrmt(fineLocInCoarse));
494 int nbCompo(fineDA->getNumberOfComponents());
495 if(coarseDA->getNumberOfComponents()!=nbCompo)
496 throw INTERP_KERNEL::Exception("MEDCouplingIMesh::SpreadCoarseToFine : the number of components of fine DA and coarse one mismatches !");
497 if(meshDim!=(int)fineLocInCoarse.size() || meshDim!=(int)facts.size())
498 throw INTERP_KERNEL::Exception("MEDCouplingIMesh::SpreadCoarseToFine : the size of fineLocInCoarse (4th param) and facts (5th param) must be equal to the sier of coarseSt (2nd param) !");
499 if(coarseDA->getNumberOfTuples()!=nbOfTuplesInCoarseExp)
501 std::ostringstream oss; oss << "MEDCouplingIMesh::SpreadCoarseToFine : Expecting " << nbOfTuplesInCoarseExp << " tuples having " << coarseDA->getNumberOfTuples() << " !";
502 throw INTERP_KERNEL::Exception(oss.str().c_str());
504 int nbTuplesFine(fineDA->getNumberOfTuples());
505 if(nbTuplesFine%nbOfTuplesInFineExp!=0)
506 throw INTERP_KERNEL::Exception("MEDCouplingIMesh::SpreadCoarseToFine : Invalid nb of tuples in fine DataArray regarding its structure !");
507 int fact(std::accumulate(facts.begin(),facts.end(),1,std::multiplies<int>()));
508 if(nbTuplesFine!=fact*nbOfTuplesInFineExp)
510 std::ostringstream oss; oss << "MEDCouplingIMesh::SpreadCoarseToFine : Invalid number of tuples (" << nbTuplesFine << ") of fine dataarray is invalid ! Must be " << fact*nbOfTuplesInFineExp << "!";
511 throw INTERP_KERNEL::Exception(oss.str().c_str());
513 // to improve use jump-iterator. Factorizes with SwitchOnIdsFrom BuildExplicitIdsFrom
514 double *outPtr(fineDA->getPointer());
515 const double *inPtr(coarseDA->begin());
517 std::vector<int> dims(MEDCouplingStructuredMesh::GetDimensionsFromCompactFrmt(fineLocInCoarse));
522 int offset(fineLocInCoarse[0].first),fact0(facts[0]);
523 for(int i=0;i<dims[0];i++)
525 const double *loc(inPtr+(offset+i)*nbCompo);
526 for(int ifact=0;ifact<fact0;ifact++)
527 outPtr=std::copy(loc,loc+nbCompo,outPtr);
533 int kk(fineLocInCoarse[0].first+coarseSt[0]*fineLocInCoarse[1].first),fact0(facts[0]),fact1(facts[1]);
534 for(int j=0;j<dims[1];j++)
536 for(int jfact=0;jfact<fact1;jfact++)
538 for(int i=0;i<dims[0];i++)
540 const double *loc(inPtr+(kk+i)*nbCompo);
541 for(int ifact=0;ifact<fact0;ifact++)
542 outPtr=std::copy(loc,loc+nbCompo,outPtr);
551 int kk(fineLocInCoarse[0].first+coarseSt[0]*fineLocInCoarse[1].first+coarseSt[0]*coarseSt[1]*fineLocInCoarse[2].first),fact0(facts[0]),fact1(facts[2]),fact2(facts[2]);
552 for(int k=0;k<dims[2];k++)
554 for(int kfact=0;kfact<fact2;kfact++)
556 for(int j=0;j<dims[1];j++)
558 for(int jfact=0;jfact<fact1;jfact++)
560 for(int i=0;i<dims[0];i++)
562 const double *loc(inPtr+(kk+i+j*coarseSt[0])*nbCompo);
563 for(int ifact=0;ifact<fact0;ifact++)
564 outPtr=std::copy(loc,loc+nbCompo,outPtr);
569 kk+=coarseSt[0]*coarseSt[1];
574 throw INTERP_KERNEL::Exception("MEDCouplingIMesh::SpreadCoarseToFine : only dimensions 1, 2 and 3 supported !");
579 * This method spreads the values of coarse data \a coarseDA into \a fineDA.
581 * \param [in] coarseDA The DataArrayDouble corresponding to the a cell field of a coarse mesh whose cell structure is defined by \a coarseSt.
582 * \param [in] coarseSt The cell structure of coarse mesh.
583 * \param [in,out] fineDA The DataArray containing the cell field on uniformly refined mesh
584 * \param [in] fineLocInCoarse The cell localization of refined mesh into the coarse one.
585 * \param [in] facts The refinement coefficient per axis.
586 * \param [in] ghostSize - The size of the ghost zone. The ghost zone is expected to be the same for all axis and both for coarse and fine meshes.
587 * \sa CondenseFineToCoarse
589 void MEDCouplingIMesh::SpreadCoarseToFineGhost(const DataArrayDouble *coarseDA, const std::vector<int>& coarseSt, DataArrayDouble *fineDA, const std::vector< std::pair<int,int> >& fineLocInCoarse, const std::vector<int>& facts, int ghostSize)
592 throw INTERP_KERNEL::Exception("MEDCouplingIMesh::SpreadCoarseToFineGhost : ghost level >= 0 !");
593 if(!coarseDA || !coarseDA->isAllocated() || !fineDA || !fineDA->isAllocated())
594 throw INTERP_KERNEL::Exception("MEDCouplingIMesh::SpreadCoarseToFineGhost : the parameters 1 or 3 are NULL or not allocated !");
595 std::vector<int> coarseStG(coarseSt.size()); std::transform(coarseSt.begin(),coarseSt.end(),coarseStG.begin(),std::bind2nd(std::plus<int>(),2*ghostSize));
596 //std::vector<int> fineStG(MEDCouplingStructuredMesh::GetDimensionsFromCompactFrmt(fineLocInCoarse)); std::transform(fineStG.begin(),fineStG.end(),fineStG.begin(),std::bind2nd(std::plus<int>(),2*ghostSize));
597 int meshDim((int)coarseSt.size()),nbOfTuplesInCoarseExp(MEDCouplingStructuredMesh::DeduceNumberOfGivenStructure(coarseStG));
598 int nbCompo(fineDA->getNumberOfComponents());
599 if(coarseDA->getNumberOfComponents()!=nbCompo)
600 throw INTERP_KERNEL::Exception("MEDCouplingIMesh::SpreadCoarseToFineGhost : the number of components of fine DA and coarse one mismatches !");
601 if(meshDim!=(int)fineLocInCoarse.size() || meshDim!=(int)facts.size())
602 throw INTERP_KERNEL::Exception("MEDCouplingIMesh::SpreadCoarseToFineGhost : the size of fineLocInCoarse (4th param) and facts (5th param) must be equal to the sier of coarseSt (2nd param) !");
603 if(coarseDA->getNumberOfTuples()!=nbOfTuplesInCoarseExp)
605 std::ostringstream oss; oss << "MEDCouplingIMesh::SpreadCoarseToFineGhost : Expecting " << nbOfTuplesInCoarseExp << " tuples having " << coarseDA->getNumberOfTuples() << " !";
606 throw INTERP_KERNEL::Exception(oss.str().c_str());
608 /*int nbTuplesFine(fineDA->getNumberOfTuples());
609 if(nbTuplesFine%nbOfTuplesInFineExp!=0)
610 throw INTERP_KERNEL::Exception("MEDCouplingIMesh::SpreadCoarseToFineGhost : Invalid nb of tuples in fine DataArray regarding its structure !");
611 int fact(std::accumulate(facts.begin(),facts.end(),1,std::multiplies<int>()));
612 if(nbTuplesFine!=fact*nbOfTuplesInFineExp)
614 std::ostringstream oss; oss << "MEDCouplingIMesh::SpreadCoarseToFineGhost : Invalid number of tuples (" << nbTuplesFine << ") of fine dataarray is invalid ! Must be " << fact*nbOfTuplesInFineExp << "!";
615 throw INTERP_KERNEL::Exception(oss.str().c_str());
618 double *outPtr(fineDA->getPointer());
619 const double *inPtr(coarseDA->begin());
621 std::vector<int> dims(MEDCouplingStructuredMesh::GetDimensionsFromCompactFrmt(fineLocInCoarse));
626 int offset(fineLocInCoarse[0].first+ghostSize-1),fact0(facts[0]);//offset is always >=0 thanks to the fact that ghostSize>=1 !
627 for(int i=0;i<ghostSize;i++)
628 outPtr=std::copy(inPtr+offset*nbCompo,inPtr+(offset+1)*nbCompo,outPtr);
629 offset=fineLocInCoarse[0].first+ghostSize;
630 for(int i=0;i<dims[0];i++)
632 const double *loc(inPtr+(offset+i)*nbCompo);
633 for(int ifact=0;ifact<fact0;ifact++)
634 outPtr=std::copy(loc,loc+nbCompo,outPtr);
636 offset=fineLocInCoarse[0].second+ghostSize;
637 for(int i=0;i<ghostSize;i++)
638 outPtr=std::copy(inPtr+offset*nbCompo,inPtr+(offset+1)*nbCompo,outPtr);
643 int nxwg(coarseSt[0]+2*ghostSize),fact0(facts[0]),fact1(facts[1]);
644 int kk(fineLocInCoarse[0].first+ghostSize-1+nxwg*(fineLocInCoarse[1].first+ghostSize-1));//kk is always >=0 thanks to the fact that ghostSize>=1 !
645 for(int jg=0;jg<ghostSize;jg++)
647 for(int ig=0;ig<ghostSize;ig++)
648 outPtr=std::copy(inPtr+kk*nbCompo,inPtr+(kk+1)*nbCompo,outPtr);
650 for(int ig=0;ig<dims[0];ig++,kk0++)
651 for(int ifact=0;ifact<fact0;ifact++)
652 outPtr=std::copy(inPtr+(kk0)*nbCompo,inPtr+(kk0+1)*nbCompo,outPtr);
653 for(int ik=0;ik<ghostSize;ik++)
654 outPtr=std::copy(inPtr+kk0*nbCompo,inPtr+(kk0+1)*nbCompo,outPtr);
656 for(int j=0;j<dims[1];j++)
658 kk=fineLocInCoarse[0].first-1+ghostSize+nxwg*(fineLocInCoarse[1].first+ghostSize+j);
659 for(int jfact=0;jfact<fact1;jfact++)
661 for(int ig=0;ig<ghostSize;ig++)
662 outPtr=std::copy(inPtr+kk*nbCompo,inPtr+(kk+1)*nbCompo,outPtr);
664 for(int i=0;i<dims[0];i++,kk0++)
666 const double *loc(inPtr+kk0*nbCompo);
667 for(int ifact=0;ifact<fact0;ifact++)
668 outPtr=std::copy(loc,loc+nbCompo,outPtr);
670 for(int ig=0;ig<ghostSize;ig++)
671 outPtr=std::copy(inPtr+kk0*nbCompo,inPtr+(kk0+1)*nbCompo,outPtr);
674 kk=fineLocInCoarse[0].first+ghostSize-1+nxwg*(fineLocInCoarse[1].second+ghostSize);
675 for(int jg=0;jg<ghostSize;jg++)
677 for(int ig=0;ig<ghostSize;ig++)
678 outPtr=std::copy(inPtr+kk*nbCompo,inPtr+(kk+1)*nbCompo,outPtr);
680 for(int ig=0;ig<dims[0];ig++,kk0++)
681 for(int ifact=0;ifact<fact0;ifact++)
682 outPtr=std::copy(inPtr+(kk0)*nbCompo,inPtr+(kk0+1)*nbCompo,outPtr);
683 for(int ik=0;ik<ghostSize;ik++)
684 outPtr=std::copy(inPtr+kk0*nbCompo,inPtr+(kk0+1)*nbCompo,outPtr);
689 throw INTERP_KERNEL::Exception("MEDCouplingIMesh::SpreadCoarseToFineGhost : only dimensions 1, 2 supported !");
693 void MEDCouplingIMesh::setSpaceDimension(int spaceDim)
695 if(spaceDim==_space_dim)
697 CheckSpaceDimension(spaceDim);
702 void MEDCouplingIMesh::updateTime() const
706 std::size_t MEDCouplingIMesh::getHeapMemorySizeWithoutChildren() const
708 return MEDCouplingStructuredMesh::getHeapMemorySizeWithoutChildren();
711 std::vector<const BigMemoryObject *> MEDCouplingIMesh::getDirectChildren() const
713 return std::vector<const BigMemoryObject *>();
717 * This method copyies all tiny strings from other (name and components name).
718 * @throw if other and this have not same mesh type.
720 void MEDCouplingIMesh::copyTinyStringsFrom(const MEDCouplingMesh *other)
722 const MEDCouplingIMesh *otherC=dynamic_cast<const MEDCouplingIMesh *>(other);
724 throw INTERP_KERNEL::Exception("MEDCouplingIMesh::copyTinyStringsFrom : meshes have not same type !");
725 MEDCouplingStructuredMesh::copyTinyStringsFrom(other);
729 bool MEDCouplingIMesh::isEqualIfNotWhy(const MEDCouplingMesh *other, double prec, std::string& reason) const
732 throw INTERP_KERNEL::Exception("MEDCouplingIMesh::isEqualIfNotWhy : input other pointer is null !");
733 const MEDCouplingIMesh *otherC(dynamic_cast<const MEDCouplingIMesh *>(other));
736 reason="mesh given in input is not castable in MEDCouplingIMesh !";
739 if(!MEDCouplingStructuredMesh::isEqualIfNotWhy(other,prec,reason))
741 if(!isEqualWithoutConsideringStrInternal(otherC,prec,reason))
743 if(_axis_unit!=otherC->_axis_unit)
745 reason="The units of axis are not the same !";
751 bool MEDCouplingIMesh::isEqualWithoutConsideringStr(const MEDCouplingMesh *other, double prec) const
753 const MEDCouplingIMesh *otherC=dynamic_cast<const MEDCouplingIMesh *>(other);
757 return isEqualWithoutConsideringStrInternal(other,prec,tmp);
760 bool MEDCouplingIMesh::isEqualWithoutConsideringStrInternal(const MEDCouplingMesh *other, double prec, std::string& reason) const
762 const MEDCouplingIMesh *otherC=dynamic_cast<const MEDCouplingIMesh *>(other);
765 if(_space_dim!=otherC->_space_dim)
767 std::ostringstream oss;
768 oss << "The spaceDimension of this (" << _space_dim << ") is not equal to those of other (" << otherC->_space_dim << ") !";
771 checkSpaceDimension();
772 for(int i=0;i<_space_dim;i++)
774 if(fabs(_origin[i]-otherC->_origin[i])>prec)
776 std::ostringstream oss;
777 oss << "The origin of this and other differs at " << i << " !";
782 for(int i=0;i<_space_dim;i++)
784 if(fabs(_dxyz[i]-otherC->_dxyz[i])>prec)
786 std::ostringstream oss;
787 oss << "The delta of this and other differs at " << i << " !";
792 for(int i=0;i<_space_dim;i++)
794 if(_structure[i]!=otherC->_structure[i])
796 std::ostringstream oss;
797 oss << "The structure of this and other differs at " << i << " !";
805 void MEDCouplingIMesh::checkDeepEquivalWith(const MEDCouplingMesh *other, int cellCompPol, double prec,
806 DataArrayInt *&cellCor, DataArrayInt *&nodeCor) const
808 if(!isEqualWithoutConsideringStr(other,prec))
809 throw INTERP_KERNEL::Exception("MEDCouplingIMesh::checkDeepEquivalWith : Meshes are not the same !");
813 * Nothing is done here (except to check that the other is a ParaMEDMEM::MEDCouplingIMesh instance too).
814 * The user intend that the nodes are the same, so by construction of ParaMEDMEM::MEDCouplingIMesh, \a this and \a other are the same !
816 void MEDCouplingIMesh::checkDeepEquivalOnSameNodesWith(const MEDCouplingMesh *other, int cellCompPol, double prec,
817 DataArrayInt *&cellCor) const
819 if(!isEqualWithoutConsideringStr(other,prec))
820 throw INTERP_KERNEL::Exception("MEDCouplingIMesh::checkDeepEquivalOnSameNodesWith : Meshes are not the same !");
823 void MEDCouplingIMesh::checkCoherency() const
825 checkSpaceDimension();
826 for(int i=0;i<_space_dim;i++)
829 std::ostringstream oss; oss << "MEDCouplingIMesh::checkCoherency : On axis " << i << "/" << _space_dim << ", number of nodes is equal to " << _structure[i] << " ! must be >=1 !";
830 throw INTERP_KERNEL::Exception(oss.str().c_str());
834 void MEDCouplingIMesh::checkCoherency1(double eps) const
839 void MEDCouplingIMesh::checkCoherency2(double eps) const
841 checkCoherency1(eps);
844 void MEDCouplingIMesh::getNodeGridStructure(int *res) const
846 checkSpaceDimension();
847 std::copy(_structure,_structure+_space_dim,res);
850 std::vector<int> MEDCouplingIMesh::getNodeGridStructure() const
852 checkSpaceDimension();
853 std::vector<int> ret(_structure,_structure+_space_dim);
857 MEDCouplingStructuredMesh *MEDCouplingIMesh::buildStructuredSubPart(const std::vector< std::pair<int,int> >& cellPart) const
860 int dim(getSpaceDimension());
861 if(dim!=(int)cellPart.size())
863 std::ostringstream oss; oss << "MEDCouplingIMesh::buildStructuredSubPart : the space dimension is " << dim << " and cell part size is " << cellPart.size() << " !";
864 throw INTERP_KERNEL::Exception(oss.str().c_str());
866 double retOrigin[3]={0.,0.,0.};
867 int retStruct[3]={0,0,0};
868 MEDCouplingAutoRefCountObjectPtr<MEDCouplingIMesh> ret(dynamic_cast<MEDCouplingIMesh *>(deepCpy()));
869 for(int i=0;i<dim;i++)
871 int startNode(cellPart[i].first),endNode(cellPart[i].second+1);
872 int myDelta(endNode-startNode);
873 if(startNode<0 || startNode>=_structure[i])
875 std::ostringstream oss; oss << "MEDCouplingIMesh::buildStructuredSubPart : At dimension #" << i << " the start node id is " << startNode << " it should be in [0," << _structure[i] << ") !";
876 throw INTERP_KERNEL::Exception(oss.str().c_str());
878 if(myDelta<0 || myDelta>_structure[i])
880 std::ostringstream oss; oss << "MEDCouplingIMesh::buildStructuredSubPart : Along dimension #" << i << " the number of nodes is " << _structure[i] << ", and you are requesting for " << myDelta << " nodes wide range !" << std::endl;
881 throw INTERP_KERNEL::Exception(oss.str().c_str());
883 retOrigin[i]=_origin[i]+startNode*_dxyz[i];
884 retStruct[i]=myDelta;
886 ret->setNodeStruct(retStruct,retStruct+dim);
887 ret->setOrigin(retOrigin,retOrigin+dim);
888 ret->checkCoherency();
893 * Return the space dimension of \a this.
895 int MEDCouplingIMesh::getSpaceDimension() const
900 void MEDCouplingIMesh::getCoordinatesOfNode(int nodeId, std::vector<double>& coo) const
903 int spaceDim(getSpaceDimension());
904 getSplitNodeValues(tmp);
906 GetPosFromId(nodeId,spaceDim,tmp,tmp2);
907 for(int j=0;j<spaceDim;j++)
908 coo.push_back(_origin[j]+_dxyz[j]*tmp2[j]);
911 std::string MEDCouplingIMesh::simpleRepr() const
913 std::ostringstream ret;
914 ret << "Image grid with name : \"" << getName() << "\"\n";
915 ret << "Description of mesh : \"" << getDescription() << "\"\n";
917 double tt(getTime(tmpp1,tmpp2));
918 int spaceDim(_space_dim);
919 ret << "Time attached to the mesh [unit] : " << tt << " [" << getTimeUnit() << "]\n";
920 ret << "Iteration : " << tmpp1 << " Order : " << tmpp2 << "\n";
921 ret << "Space dimension : " << spaceDim << "\n";
922 if(spaceDim<0 || spaceDim>3)
924 ret << "The nodal structure is : "; std::copy(_structure,_structure+spaceDim,std::ostream_iterator<int>(ret," ")); ret << "\n";
925 ret << "The origin position is [" << _axis_unit << "]: ";
926 std::copy(_origin,_origin+spaceDim,std::ostream_iterator<double>(ret," ")); ret << "\n";
927 ret << "The intervals along axis are : ";
928 std::copy(_dxyz,_dxyz+spaceDim,std::ostream_iterator<double>(ret," ")); ret << "\n";
932 std::string MEDCouplingIMesh::advancedRepr() const
937 void MEDCouplingIMesh::getBoundingBox(double *bbox) const
940 int dim(getSpaceDimension());
941 for(int idim=0; idim<dim; idim++)
943 bbox[2*idim]=_origin[idim];
944 bbox[2*idim+1]=_origin[idim]+_dxyz[idim]*_structure[idim];
949 * Returns a new MEDCouplingFieldDouble containing volumes of cells constituting \a this
951 * For 1D cells, the returned field contains lengths.<br>
952 * For 2D cells, the returned field contains areas.<br>
953 * For 3D cells, the returned field contains volumes.
954 * \param [in] isAbs - a not used parameter.
955 * \return MEDCouplingFieldDouble * - a new instance of MEDCouplingFieldDouble on cells
956 * and one time . The caller is to delete this field using decrRef() as it is no
959 MEDCouplingFieldDouble *MEDCouplingIMesh::getMeasureField(bool isAbs) const
962 std::string name="MeasureOfMesh_";
964 int nbelem(getNumberOfCells());
965 MEDCouplingFieldDouble *field(MEDCouplingFieldDouble::New(ON_CELLS,ONE_TIME));
966 field->setName(name);
967 DataArrayDouble* array(DataArrayDouble::New());
968 array->alloc(nbelem,1);
969 array->fillWithValue(getMeasureOfAnyCell());
970 field->setArray(array) ;
972 field->setMesh(const_cast<MEDCouplingIMesh *>(this));
973 field->synchronizeTimeWithMesh();
978 * not implemented yet !
980 MEDCouplingFieldDouble *MEDCouplingIMesh::getMeasureFieldOnNode(bool isAbs) const
982 throw INTERP_KERNEL::Exception("MEDCouplingIMesh::getMeasureFieldOnNode : not implemented yet !");
986 int MEDCouplingIMesh::getCellContainingPoint(const double *pos, double eps) const
988 int dim(getSpaceDimension()),ret(0),coeff(1);
989 for(int i=0;i<dim;i++)
991 int nbOfCells(_structure[i]-1);
993 int tmp((int)((ref-_origin[i])/_dxyz[i]));
994 if(tmp>=0 && tmp<nbOfCells)
1005 void MEDCouplingIMesh::rotate(const double *center, const double *vector, double angle)
1007 throw INTERP_KERNEL::Exception("No rotation available on IMesh : Traduce it to unstructured mesh to apply it !");
1011 * Translates all nodes of \a this mesh by a given vector. Actually, it adds each
1012 * component of the \a vector to all node coordinates of a corresponding axis.
1013 * \param [in] vector - the translation vector whose size must be not less than \a
1014 * this->getSpaceDimension().
1016 void MEDCouplingIMesh::translate(const double *vector)
1018 checkSpaceDimension();
1019 int dim(getSpaceDimension());
1020 std::transform(_origin,_origin+dim,vector,_origin,std::plus<double>());
1025 * Applies scaling transformation to all nodes of \a this mesh.
1026 * \param [in] point - coordinates of a scaling center. This array is to be of
1027 * size \a this->getSpaceDimension() at least.
1028 * \param [in] factor - a scale factor.
1030 void MEDCouplingIMesh::scale(const double *point, double factor)
1032 checkSpaceDimension();
1033 int dim(getSpaceDimension());
1034 std::transform(_origin,_origin+dim,point,_origin,std::minus<double>());
1035 std::transform(_origin,_origin+dim,_origin,std::bind2nd(std::multiplies<double>(),factor));
1036 std::transform(_dxyz,_dxyz+dim,_dxyz,std::bind2nd(std::multiplies<double>(),factor));
1037 std::transform(_origin,_origin+dim,point,_origin,std::plus<double>());
1041 MEDCouplingMesh *MEDCouplingIMesh::mergeMyselfWith(const MEDCouplingMesh *other) const
1043 //not implemented yet !
1048 * Returns a new DataArrayDouble holding coordinates of all nodes of \a this mesh.
1049 * \return DataArrayDouble * - a new instance of DataArrayDouble, of size \a
1050 * this->getNumberOfNodes() tuples per \a this->getSpaceDimension()
1051 * components. The caller is to delete this array using decrRef() as it is
1054 DataArrayDouble *MEDCouplingIMesh::getCoordinatesAndOwner() const
1057 MEDCouplingAutoRefCountObjectPtr<DataArrayDouble> ret(DataArrayDouble::New());
1058 int spaceDim(getSpaceDimension()),nbNodes(getNumberOfNodes());
1059 ret->alloc(nbNodes,spaceDim);
1060 double *pt(ret->getPointer());
1061 ret->setInfoOnComponents(buildInfoOnComponents());
1063 getSplitNodeValues(tmp);
1064 for(int i=0;i<nbNodes;i++)
1066 GetPosFromId(i,spaceDim,tmp,tmp2);
1067 for(int j=0;j<spaceDim;j++)
1068 pt[i*spaceDim+j]=_dxyz[j]*tmp2[j]+_origin[j];
1074 * Returns a new DataArrayDouble holding barycenters of all cells. The barycenter is
1075 * computed by averaging coordinates of cell nodes.
1076 * \return DataArrayDouble * - a new instance of DataArrayDouble, of size \a
1077 * this->getNumberOfCells() tuples per \a this->getSpaceDimension()
1078 * components. The caller is to delete this array using decrRef() as it is
1081 DataArrayDouble *MEDCouplingIMesh::getBarycenterAndOwner() const
1084 MEDCouplingAutoRefCountObjectPtr<DataArrayDouble> ret(DataArrayDouble::New());
1085 int spaceDim(getSpaceDimension()),nbCells(getNumberOfCells()),tmp[3],tmp2[3];
1086 ret->alloc(nbCells,spaceDim);
1087 double *pt(ret->getPointer()),shiftOrigin[3];
1088 std::transform(_dxyz,_dxyz+spaceDim,shiftOrigin,std::bind2nd(std::multiplies<double>(),0.5));
1089 std::transform(_origin,_origin+spaceDim,shiftOrigin,shiftOrigin,std::plus<double>());
1090 getSplitCellValues(tmp);
1091 ret->setInfoOnComponents(buildInfoOnComponents());
1092 for(int i=0;i<nbCells;i++)
1094 GetPosFromId(i,spaceDim,tmp,tmp2);
1095 for(int j=0;j<spaceDim;j++)
1096 pt[i*spaceDim+j]=_dxyz[j]*tmp2[j]+shiftOrigin[j];
1101 DataArrayDouble *MEDCouplingIMesh::computeIsoBarycenterOfNodesPerCell() const
1103 return MEDCouplingIMesh::getBarycenterAndOwner();
1106 void MEDCouplingIMesh::renumberCells(const int *old2NewBg, bool check)
1108 throw INTERP_KERNEL::Exception("Functionnality of renumbering cell not available for IMesh !");
1111 void MEDCouplingIMesh::getTinySerializationInformation(std::vector<double>& tinyInfoD, std::vector<int>& tinyInfo, std::vector<std::string>& littleStrings) const
1114 double time(getTime(it,order));
1117 littleStrings.clear();
1118 littleStrings.push_back(getName());
1119 littleStrings.push_back(getDescription());
1120 littleStrings.push_back(getTimeUnit());
1121 littleStrings.push_back(getAxisUnit());
1122 tinyInfo.push_back(it);
1123 tinyInfo.push_back(order);
1124 tinyInfo.push_back(_space_dim);
1125 tinyInfo.insert(tinyInfo.end(),_structure,_structure+3);
1126 tinyInfoD.push_back(time);
1127 tinyInfoD.insert(tinyInfoD.end(),_dxyz,_dxyz+3);
1128 tinyInfoD.insert(tinyInfoD.end(),_origin,_origin+3);
1131 void MEDCouplingIMesh::resizeForUnserialization(const std::vector<int>& tinyInfo, DataArrayInt *a1, DataArrayDouble *a2, std::vector<std::string>& littleStrings) const
1137 void MEDCouplingIMesh::serialize(DataArrayInt *&a1, DataArrayDouble *&a2) const
1139 a1=DataArrayInt::New();
1141 a2=DataArrayDouble::New();
1145 void MEDCouplingIMesh::unserialization(const std::vector<double>& tinyInfoD, const std::vector<int>& tinyInfo, const DataArrayInt *a1, DataArrayDouble *a2,
1146 const std::vector<std::string>& littleStrings)
1148 setName(littleStrings[0]);
1149 setDescription(littleStrings[1]);
1150 setTimeUnit(littleStrings[2]);
1151 setAxisUnit(littleStrings[3]);
1152 setTime(tinyInfoD[0],tinyInfo[0],tinyInfo[1]);
1153 _space_dim=tinyInfo[2];
1154 _structure[0]=tinyInfo[3]; _structure[1]=tinyInfo[4]; _structure[2]=tinyInfo[5];
1155 _dxyz[0]=tinyInfoD[1]; _dxyz[1]=tinyInfoD[2]; _dxyz[2]=tinyInfoD[3];
1156 _origin[0]=tinyInfoD[4]; _origin[1]=tinyInfoD[5]; _origin[2]=tinyInfoD[6];
1160 void MEDCouplingIMesh::writeVTKLL(std::ostream& ofs, const std::string& cellData, const std::string& pointData, DataArrayByte *byteData) const
1163 std::ostringstream extent,origin,spacing;
1164 for(int i=0;i<3;i++)
1167 { extent << "0 " << _structure[i]-1 << " "; origin << _origin[i] << " "; spacing << _dxyz[i] << " "; }
1169 { extent << "0 0 "; origin << "0 "; spacing << "0 "; }
1171 ofs << " <" << getVTKDataSetType() << " WholeExtent=\"" << extent.str() << "\" Origin=\"" << origin.str() << "\" Spacing=\"" << spacing.str() << "\">\n";
1172 ofs << " <Piece Extent=\"" << extent.str() << "\">\n";
1173 ofs << " <PointData>\n" << pointData << std::endl;
1174 ofs << " </PointData>\n";
1175 ofs << " <CellData>\n" << cellData << std::endl;
1176 ofs << " </CellData>\n";
1177 ofs << " <Coordinates>\n";
1178 ofs << " </Coordinates>\n";
1179 ofs << " </Piece>\n";
1180 ofs << " </" << getVTKDataSetType() << ">\n";
1183 void MEDCouplingIMesh::reprQuickOverview(std::ostream& stream) const
1185 stream << "MEDCouplingIMesh C++ instance at " << this << ". Name : \"" << getName() << "\". Space dimension : " << _space_dim << ".";
1186 if(_space_dim<0 || _space_dim>3)
1189 std::ostringstream stream0,stream1;
1190 int nbNodes(1),nbCells(0);
1192 for(int i=0;i<_space_dim;i++)
1195 int tmpNodes(_structure[i]);
1196 stream1 << "- Axis " << tmp << " : " << tmpNodes << " nodes (orig=" << _origin[i] << ", inter=" << _dxyz[i] << ").";
1198 stream1 << std::endl;
1204 nbCells=nbCells==0?tmpNodes-1:nbCells*(tmpNodes-1);
1208 stream0 << "Number of cells : " << nbCells << ", Number of nodes : " << nbNodes;
1209 stream << stream0.str();
1211 stream << std::endl;
1213 stream << stream1.str();
1216 std::string MEDCouplingIMesh::getVTKDataSetType() const
1218 return std::string("ImageData");
1221 std::vector<std::string> MEDCouplingIMesh::buildInfoOnComponents() const
1223 checkSpaceDimension();
1224 int dim(getSpaceDimension());
1225 std::vector<std::string> ret(dim);
1226 for(int i=0;i<dim;i++)
1228 std::ostringstream oss;
1229 char tmp('X'+i); oss << tmp;
1230 ret[i]=DataArray::BuildInfoFromVarAndUnit(oss.str(),_axis_unit);
1235 void MEDCouplingIMesh::checkSpaceDimension() const
1237 CheckSpaceDimension(_space_dim);
1240 void MEDCouplingIMesh::CheckSpaceDimension(int spaceDim)
1242 if(spaceDim<0 || spaceDim>3)
1243 throw INTERP_KERNEL::Exception("MEDCouplingIMesh::CheckSpaceDimension : input spaceDim must be in [0,1,2,3] !");
1246 int MEDCouplingIMesh::FindIntRoot(int val, int order)
1251 throw INTERP_KERNEL::Exception("MEDCouplingIMesh::FindIntRoot : input val is < 0 ! Not possible to compute a root !");
1254 if(order!=2 && order!=3)
1255 throw INTERP_KERNEL::Exception("MEDCouplingIMesh::FindIntRoot : the order available are 0,1,2 or 3 !");
1256 double valf((double)val);
1259 double retf(sqrt(valf));
1262 throw INTERP_KERNEL::Exception("MEDCouplingIMesh::FindIntRoot : the input val is not a perfect square root !");
1267 double retf(std::pow(val,0.3333333333333333));
1268 int ret((int)retf),ret2(ret+1);
1269 if(ret*ret*ret!=val && ret2*ret2*ret2!=val)
1270 throw INTERP_KERNEL::Exception("MEDCouplingIMesh::FindIntRoot : the input val is not a perfect cublic root !");
1271 if(ret*ret*ret==val)