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);
78 void MEDCouplingIMesh::setNodeStruct(const int *nodeStrctStart, const int *nodeStrctStop)
80 checkSpaceDimension();
81 int sz((int)std::distance(nodeStrctStart,nodeStrctStop));
83 throw INTERP_KERNEL::Exception("MEDCouplingIMesh::setNodeStruct : input vector of node structure has not the right size ! Or change space dimension before calling it !");
84 std::copy(nodeStrctStart,nodeStrctStop,_structure);
88 std::vector<int> MEDCouplingIMesh::getNodeStruct() const
90 checkSpaceDimension();
91 return std::vector<int>(_structure,_structure+_space_dim);
94 void MEDCouplingIMesh::setOrigin(const double *originStart, const double *originStop)
96 checkSpaceDimension();
97 int sz((int)std::distance(originStart,originStop));
99 throw INTERP_KERNEL::Exception("MEDCouplingIMesh::setOrigin : input vector of origin vector has not the right size ! Or change space dimension before calling it !");
100 std::copy(originStart,originStop,_origin);
104 std::vector<double> MEDCouplingIMesh::getOrigin() const
106 checkSpaceDimension();
107 return std::vector<double>(_origin,_origin+_space_dim);
110 void MEDCouplingIMesh::setDXYZ(const double *dxyzStart, const double *dxyzStop)
112 checkSpaceDimension();
113 int sz((int)std::distance(dxyzStart,dxyzStop));
115 throw INTERP_KERNEL::Exception("MEDCouplingIMesh::setDXYZ : input vector of dxyz vector has not the right size ! Or change space dimension before calling it !");
116 std::copy(dxyzStart,dxyzStop,_dxyz);
120 std::vector<double> MEDCouplingIMesh::getDXYZ() const
122 checkSpaceDimension();
123 return std::vector<double>(_dxyz,_dxyz+_space_dim);
126 void MEDCouplingIMesh::setAxisUnit(const std::string& unitName)
132 std::string MEDCouplingIMesh::getAxisUnit() const
138 * This method returns the measure of any cell in \a this.
139 * This specific method of image grid mesh utilizes the fact that any cell in \a this have the same measure.
140 * The value returned by this method is those used to feed the returned field in the MEDCouplingIMesh::getMeasureField.
142 * \sa getMeasureField
144 double MEDCouplingIMesh::getMeasureOfAnyCell() const
147 int dim(getSpaceDimension());
149 for(int i=0;i<dim;i++)
155 * This method is allows to convert \a this into MEDCouplingCMesh instance.
156 * This method is the middle level between MEDCouplingIMesh and the most general MEDCouplingUMesh.
157 * This method is useful for MED writers that do not have still the image grid support.
159 * \sa MEDCouplingMesh::buildUnstructured
161 MEDCouplingCMesh *MEDCouplingIMesh::convertToCartesian() const
164 MEDCouplingAutoRefCountObjectPtr<MEDCouplingCMesh> ret(MEDCouplingCMesh::New());
166 { ret->copyTinyInfoFrom(this); }
167 catch(INTERP_KERNEL::Exception& e) { }
168 int spaceDim(getSpaceDimension());
169 std::vector<std::string> infos(buildInfoOnComponents());
170 for(int i=0;i<spaceDim;i++)
172 MEDCouplingAutoRefCountObjectPtr<DataArrayDouble> arr(DataArrayDouble::New()); arr->alloc(_structure[i],1); arr->setInfoOnComponent(0,infos[i]);
173 arr->iota(); arr->applyLin(_dxyz[i],_origin[i]);
174 ret->setCoordsAt(i,arr);
180 * This method refines \a this uniformaly along all of its dimensions. In case of success the space covered by \a this will remain
181 * the same before the invocation except that the number of cells will be multiplied by \a factor ^ this->getMeshDimension().
182 * The origin of \a this will be not touched only spacing and node structure will be changed.
183 * This method can be useful for AMR users.
185 void MEDCouplingIMesh::refineWithFactor(int factor)
188 throw INTERP_KERNEL::Exception("MEDCouplingIMesh::refineWithFactor : refinement factor must be != 0 !");
190 int factAbs(std::abs(factor));
191 double fact2(1./(double)factor);
192 std::transform(_structure,_structure+_space_dim,_structure,std::bind2nd(std::plus<int>(),-1));
193 std::transform(_structure,_structure+_space_dim,_structure,std::bind2nd(std::multiplies<int>(),factAbs));
194 std::transform(_structure,_structure+_space_dim,_structure,std::bind2nd(std::plus<int>(),1));
195 std::transform(_dxyz,_dxyz+_space_dim,_dxyz,std::bind2nd(std::multiplies<double>(),fact2));
199 void MEDCouplingIMesh::setSpaceDimension(int spaceDim)
201 if(spaceDim==_space_dim)
203 CheckSpaceDimension(spaceDim);
208 void MEDCouplingIMesh::updateTime() const
212 std::size_t MEDCouplingIMesh::getHeapMemorySizeWithoutChildren() const
214 return MEDCouplingStructuredMesh::getHeapMemorySizeWithoutChildren();
217 std::vector<const BigMemoryObject *> MEDCouplingIMesh::getDirectChildren() const
219 return std::vector<const BigMemoryObject *>();
223 * This method copyies all tiny strings from other (name and components name).
224 * @throw if other and this have not same mesh type.
226 void MEDCouplingIMesh::copyTinyStringsFrom(const MEDCouplingMesh *other)
228 const MEDCouplingIMesh *otherC=dynamic_cast<const MEDCouplingIMesh *>(other);
230 throw INTERP_KERNEL::Exception("MEDCouplingIMesh::copyTinyStringsFrom : meshes have not same type !");
231 MEDCouplingStructuredMesh::copyTinyStringsFrom(other);
235 bool MEDCouplingIMesh::isEqualIfNotWhy(const MEDCouplingMesh *other, double prec, std::string& reason) const
238 throw INTERP_KERNEL::Exception("MEDCouplingIMesh::isEqualIfNotWhy : input other pointer is null !");
239 const MEDCouplingIMesh *otherC(dynamic_cast<const MEDCouplingIMesh *>(other));
242 reason="mesh given in input is not castable in MEDCouplingIMesh !";
245 if(!MEDCouplingStructuredMesh::isEqualIfNotWhy(other,prec,reason))
247 if(!isEqualWithoutConsideringStrInternal(otherC,prec,reason))
249 if(_axis_unit!=otherC->_axis_unit)
251 reason="The units of axis are not the same !";
257 bool MEDCouplingIMesh::isEqualWithoutConsideringStr(const MEDCouplingMesh *other, double prec) const
259 const MEDCouplingIMesh *otherC=dynamic_cast<const MEDCouplingIMesh *>(other);
263 return isEqualWithoutConsideringStrInternal(other,prec,tmp);
266 bool MEDCouplingIMesh::isEqualWithoutConsideringStrInternal(const MEDCouplingMesh *other, double prec, std::string& reason) const
268 const MEDCouplingIMesh *otherC=dynamic_cast<const MEDCouplingIMesh *>(other);
271 if(_space_dim!=otherC->_space_dim)
273 std::ostringstream oss;
274 oss << "The spaceDimension of this (" << _space_dim << ") is not equal to those of other (" << otherC->_space_dim << ") !";
277 checkSpaceDimension();
278 for(int i=0;i<_space_dim;i++)
280 if(fabs(_origin[i]-otherC->_origin[i])>prec)
282 std::ostringstream oss;
283 oss << "The origin of this and other differs at " << i << " !";
288 for(int i=0;i<_space_dim;i++)
290 if(fabs(_dxyz[i]-otherC->_dxyz[i])>prec)
292 std::ostringstream oss;
293 oss << "The delta of this and other differs at " << i << " !";
298 for(int i=0;i<_space_dim;i++)
300 if(_structure[i]!=otherC->_structure[i])
302 std::ostringstream oss;
303 oss << "The structure of this and other differs at " << i << " !";
311 void MEDCouplingIMesh::checkDeepEquivalWith(const MEDCouplingMesh *other, int cellCompPol, double prec,
312 DataArrayInt *&cellCor, DataArrayInt *&nodeCor) const
314 if(!isEqualWithoutConsideringStr(other,prec))
315 throw INTERP_KERNEL::Exception("MEDCouplingIMesh::checkDeepEquivalWith : Meshes are not the same !");
319 * Nothing is done here (except to check that the other is a ParaMEDMEM::MEDCouplingIMesh instance too).
320 * The user intend that the nodes are the same, so by construction of ParaMEDMEM::MEDCouplingIMesh, \a this and \a other are the same !
322 void MEDCouplingIMesh::checkDeepEquivalOnSameNodesWith(const MEDCouplingMesh *other, int cellCompPol, double prec,
323 DataArrayInt *&cellCor) const
325 if(!isEqualWithoutConsideringStr(other,prec))
326 throw INTERP_KERNEL::Exception("MEDCouplingIMesh::checkDeepEquivalOnSameNodesWith : Meshes are not the same !");
329 void MEDCouplingIMesh::checkCoherency() const
331 checkSpaceDimension();
332 for(int i=0;i<_space_dim;i++)
335 std::ostringstream oss; oss << "MEDCouplingIMesh::checkCoherency : On axis " << i << "/" << _space_dim << ", number of nodes is equal to " << _structure[i] << " ! must be >=1 !";
336 throw INTERP_KERNEL::Exception(oss.str().c_str());
340 void MEDCouplingIMesh::checkCoherency1(double eps) const
345 void MEDCouplingIMesh::checkCoherency2(double eps) const
347 checkCoherency1(eps);
350 void MEDCouplingIMesh::getSplitCellValues(int *res) const
352 int meshDim(getMeshDimension());
353 for(int l=0;l<meshDim;l++)
356 for(int p=0;p<meshDim-l-1;p++)
357 val*=_structure[p]-1;
358 res[meshDim-l-1]=val;
362 void MEDCouplingIMesh::getSplitNodeValues(int *res) const
364 int spaceDim(getSpaceDimension());
365 for(int l=0;l<spaceDim;l++)
368 for(int p=0;p<spaceDim-l-1;p++)
370 res[spaceDim-l-1]=val;
374 void MEDCouplingIMesh::getNodeGridStructure(int *res) const
376 checkSpaceDimension();
377 std::copy(_structure,_structure+_space_dim,res);
380 std::vector<int> MEDCouplingIMesh::getNodeGridStructure() const
382 checkSpaceDimension();
383 std::vector<int> ret(_structure,_structure+_space_dim);
387 MEDCouplingStructuredMesh *MEDCouplingIMesh::buildStructuredSubPart(const std::vector< std::pair<int,int> >& cellPart) const
390 int dim(getSpaceDimension());
391 if(dim!=(int)cellPart.size())
393 std::ostringstream oss; oss << "MEDCouplingIMesh::buildStructuredSubPart : the space dimension is " << dim << " and cell part size is " << cellPart.size() << " !";
394 throw INTERP_KERNEL::Exception(oss.str().c_str());
396 double retOrigin[3]={0.,0.,0.};
397 int retStruct[3]={0,0,0};
398 MEDCouplingAutoRefCountObjectPtr<MEDCouplingIMesh> ret(dynamic_cast<MEDCouplingIMesh *>(deepCpy()));
399 for(int i=0;i<dim;i++)
401 int startNode(cellPart[i].first),endNode(cellPart[i].second+1);
402 int myDelta(endNode-startNode);
403 if(startNode<0 || startNode>=_structure[i])
405 std::ostringstream oss; oss << "MEDCouplingIMesh::buildStructuredSubPart : At dimension #" << i << " the start node id is " << startNode << " it should be in [0," << _structure[i] << ") !";
406 throw INTERP_KERNEL::Exception(oss.str().c_str());
408 if(myDelta<0 || myDelta>_structure[i])
410 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;
411 throw INTERP_KERNEL::Exception(oss.str().c_str());
413 retOrigin[i]=_origin[i]+startNode*_dxyz[i];
414 retStruct[i]=myDelta;
416 ret->setNodeStruct(retStruct,retStruct+dim);
417 ret->setOrigin(retOrigin,retOrigin+dim);
418 ret->checkCoherency();
423 * Return the space dimension of \a this.
425 int MEDCouplingIMesh::getSpaceDimension() const
430 void MEDCouplingIMesh::getCoordinatesOfNode(int nodeId, std::vector<double>& coo) const
433 int spaceDim(getSpaceDimension());
434 getSplitNodeValues(tmp);
436 GetPosFromId(nodeId,spaceDim,tmp,tmp2);
437 for(int j=0;j<spaceDim;j++)
438 coo.push_back(_origin[j]+_dxyz[j]*tmp2[j]);
441 std::string MEDCouplingIMesh::simpleRepr() const
443 std::ostringstream ret;
444 ret << "Image grid with name : \"" << getName() << "\"\n";
445 ret << "Description of mesh : \"" << getDescription() << "\"\n";
447 double tt(getTime(tmpp1,tmpp2));
448 int spaceDim(_space_dim);
449 ret << "Time attached to the mesh [unit] : " << tt << " [" << getTimeUnit() << "]\n";
450 ret << "Iteration : " << tmpp1 << " Order : " << tmpp2 << "\n";
451 ret << "Space dimension : " << spaceDim << "\n";
452 if(spaceDim<0 || spaceDim>3)
454 ret << "The nodal structure is : "; std::copy(_structure,_structure+spaceDim,std::ostream_iterator<int>(ret," ")); ret << "\n";
455 ret << "The origin position is [" << _axis_unit << "]: ";
456 std::copy(_origin,_origin+spaceDim,std::ostream_iterator<double>(ret," ")); ret << "\n";
457 ret << "The intervals along axis are : ";
458 std::copy(_dxyz,_dxyz+spaceDim,std::ostream_iterator<double>(ret," ")); ret << "\n";
462 std::string MEDCouplingIMesh::advancedRepr() const
467 void MEDCouplingIMesh::getBoundingBox(double *bbox) const
470 int dim(getSpaceDimension());
471 for(int idim=0; idim<dim; idim++)
473 bbox[2*idim]=_origin[idim];
474 bbox[2*idim+1]=_origin[idim]+_dxyz[idim]*_structure[idim];
479 * Returns a new MEDCouplingFieldDouble containing volumes of cells constituting \a this
481 * For 1D cells, the returned field contains lengths.<br>
482 * For 2D cells, the returned field contains areas.<br>
483 * For 3D cells, the returned field contains volumes.
484 * \param [in] isAbs - a not used parameter.
485 * \return MEDCouplingFieldDouble * - a new instance of MEDCouplingFieldDouble on cells
486 * and one time . The caller is to delete this field using decrRef() as it is no
489 MEDCouplingFieldDouble *MEDCouplingIMesh::getMeasureField(bool isAbs) const
492 std::string name="MeasureOfMesh_";
494 int nbelem(getNumberOfCells());
495 MEDCouplingFieldDouble *field(MEDCouplingFieldDouble::New(ON_CELLS,ONE_TIME));
496 field->setName(name);
497 DataArrayDouble* array(DataArrayDouble::New());
498 array->alloc(nbelem,1);
499 array->fillWithValue(getMeasureOfAnyCell());
500 field->setArray(array) ;
502 field->setMesh(const_cast<MEDCouplingIMesh *>(this));
503 field->synchronizeTimeWithMesh();
508 * not implemented yet !
510 MEDCouplingFieldDouble *MEDCouplingIMesh::getMeasureFieldOnNode(bool isAbs) const
512 throw INTERP_KERNEL::Exception("MEDCouplingIMesh::getMeasureFieldOnNode : not implemented yet !");
516 int MEDCouplingIMesh::getCellContainingPoint(const double *pos, double eps) const
518 int dim(getSpaceDimension()),ret(0),coeff(1);
519 for(int i=0;i<dim;i++)
521 int nbOfCells(_structure[i]-1);
523 int tmp((ref-_origin[i])/_dxyz[i]);
524 if(tmp>=0 && tmp<nbOfCells)
535 void MEDCouplingIMesh::rotate(const double *center, const double *vector, double angle)
537 throw INTERP_KERNEL::Exception("No rotation available on IMesh : Traduce it to unstructured mesh to apply it !");
541 * Translates all nodes of \a this mesh by a given vector. Actually, it adds each
542 * component of the \a vector to all node coordinates of a corresponding axis.
543 * \param [in] vector - the translation vector whose size must be not less than \a
544 * this->getSpaceDimension().
546 void MEDCouplingIMesh::translate(const double *vector)
548 checkSpaceDimension();
549 int dim(getSpaceDimension());
550 std::transform(_origin,_origin+dim,vector,_origin,std::plus<double>());
555 * Applies scaling transformation to all nodes of \a this mesh.
556 * \param [in] point - coordinates of a scaling center. This array is to be of
557 * size \a this->getSpaceDimension() at least.
558 * \param [in] factor - a scale factor.
560 void MEDCouplingIMesh::scale(const double *point, double factor)
562 checkSpaceDimension();
563 int dim(getSpaceDimension());
564 std::transform(_origin,_origin+dim,point,_origin,std::minus<double>());
565 std::transform(_origin,_origin+dim,_origin,std::bind2nd(std::multiplies<double>(),factor));
566 std::transform(_dxyz,_dxyz+dim,_dxyz,std::bind2nd(std::multiplies<double>(),factor));
567 std::transform(_origin,_origin+dim,point,_origin,std::plus<double>());
571 MEDCouplingMesh *MEDCouplingIMesh::mergeMyselfWith(const MEDCouplingMesh *other) const
573 //not implemented yet !
578 * Returns a new DataArrayDouble holding coordinates of all nodes of \a this mesh.
579 * \return DataArrayDouble * - a new instance of DataArrayDouble, of size \a
580 * this->getNumberOfNodes() tuples per \a this->getSpaceDimension()
581 * components. The caller is to delete this array using decrRef() as it is
584 DataArrayDouble *MEDCouplingIMesh::getCoordinatesAndOwner() const
587 MEDCouplingAutoRefCountObjectPtr<DataArrayDouble> ret(DataArrayDouble::New());
588 int spaceDim(getSpaceDimension()),nbNodes(getNumberOfNodes());
589 ret->alloc(nbNodes,spaceDim);
590 double *pt(ret->getPointer());
591 ret->setInfoOnComponents(buildInfoOnComponents());
593 getSplitNodeValues(tmp);
594 for(int i=0;i<nbNodes;i++)
596 GetPosFromId(i,spaceDim,tmp,tmp2);
597 for(int j=0;j<spaceDim;j++)
598 pt[i*spaceDim+j]=_dxyz[j]*tmp2[j]+_origin[j];
604 * Returns a new DataArrayDouble holding barycenters of all cells. The barycenter is
605 * computed by averaging coordinates of cell nodes.
606 * \return DataArrayDouble * - a new instance of DataArrayDouble, of size \a
607 * this->getNumberOfCells() tuples per \a this->getSpaceDimension()
608 * components. The caller is to delete this array using decrRef() as it is
611 DataArrayDouble *MEDCouplingIMesh::getBarycenterAndOwner() const
614 MEDCouplingAutoRefCountObjectPtr<DataArrayDouble> ret(DataArrayDouble::New());
615 int spaceDim(getSpaceDimension()),nbCells(getNumberOfCells()),tmp[3],tmp2[3];
616 ret->alloc(nbCells,spaceDim);
617 double *pt(ret->getPointer()),shiftOrigin[3];
618 std::transform(_dxyz,_dxyz+spaceDim,shiftOrigin,std::bind2nd(std::multiplies<double>(),0.5));
619 std::transform(_origin,_origin+spaceDim,shiftOrigin,shiftOrigin,std::plus<double>());
620 getSplitCellValues(tmp);
621 ret->setInfoOnComponents(buildInfoOnComponents());
622 for(int i=0;i<nbCells;i++)
624 GetPosFromId(i,spaceDim,tmp,tmp2);
625 for(int j=0;j<spaceDim;j++)
626 pt[i*spaceDim+j]=_dxyz[j]*tmp2[j]+shiftOrigin[j];
631 DataArrayDouble *MEDCouplingIMesh::computeIsoBarycenterOfNodesPerCell() const
633 return MEDCouplingIMesh::getBarycenterAndOwner();
636 void MEDCouplingIMesh::renumberCells(const int *old2NewBg, bool check)
638 throw INTERP_KERNEL::Exception("Functionnality of renumbering cell not available for IMesh !");
641 void MEDCouplingIMesh::getTinySerializationInformation(std::vector<double>& tinyInfoD, std::vector<int>& tinyInfo, std::vector<std::string>& littleStrings) const
644 double time(getTime(it,order));
647 littleStrings.clear();
648 littleStrings.push_back(getName());
649 littleStrings.push_back(getDescription());
650 littleStrings.push_back(getTimeUnit());
651 littleStrings.push_back(getAxisUnit());
652 tinyInfo.push_back(it);
653 tinyInfo.push_back(order);
654 tinyInfo.push_back(_space_dim);
655 tinyInfo.insert(tinyInfo.end(),_structure,_structure+3);
656 tinyInfoD.push_back(time);
657 tinyInfoD.insert(tinyInfoD.end(),_dxyz,_dxyz+3);
658 tinyInfoD.insert(tinyInfoD.end(),_origin,_origin+3);
661 void MEDCouplingIMesh::resizeForUnserialization(const std::vector<int>& tinyInfo, DataArrayInt *a1, DataArrayDouble *a2, std::vector<std::string>& littleStrings) const
667 void MEDCouplingIMesh::serialize(DataArrayInt *&a1, DataArrayDouble *&a2) const
669 a1=DataArrayInt::New();
671 a2=DataArrayDouble::New();
675 void MEDCouplingIMesh::unserialization(const std::vector<double>& tinyInfoD, const std::vector<int>& tinyInfo, const DataArrayInt *a1, DataArrayDouble *a2,
676 const std::vector<std::string>& littleStrings)
678 setName(littleStrings[0]);
679 setDescription(littleStrings[1]);
680 setTimeUnit(littleStrings[2]);
681 setAxisUnit(littleStrings[3]);
682 setTime(tinyInfoD[0],tinyInfo[0],tinyInfo[1]);
683 _space_dim=tinyInfo[2];
684 _structure[0]=tinyInfo[3]; _structure[1]=tinyInfo[4]; _structure[2]=tinyInfo[5];
685 _dxyz[0]=tinyInfoD[1]; _dxyz[1]=tinyInfoD[2]; _dxyz[2]=tinyInfoD[3];
686 _origin[0]=tinyInfoD[4]; _origin[1]=tinyInfoD[5]; _origin[2]=tinyInfoD[6];
690 void MEDCouplingIMesh::writeVTKLL(std::ostream& ofs, const std::string& cellData, const std::string& pointData, DataArrayByte *byteData) const
693 std::ostringstream extent,origin,spacing;
697 { extent << "0 " << _structure[i]-1 << " "; origin << _origin[i] << " "; spacing << _dxyz[i] << " "; }
699 { extent << "0 0 "; origin << "0 "; spacing << "0 "; }
701 ofs << " <" << getVTKDataSetType() << " WholeExtent=\"" << extent.str() << "\" Origin=\"" << origin.str() << "\" Spacing=\"" << spacing.str() << "\">\n";
702 ofs << " <Piece Extent=\"" << extent.str() << "\">\n";
703 ofs << " <PointData>\n" << pointData << std::endl;
704 ofs << " </PointData>\n";
705 ofs << " <CellData>\n" << cellData << std::endl;
706 ofs << " </CellData>\n";
707 ofs << " <Coordinates>\n";
708 ofs << " </Coordinates>\n";
709 ofs << " </Piece>\n";
710 ofs << " </" << getVTKDataSetType() << ">\n";
713 void MEDCouplingIMesh::reprQuickOverview(std::ostream& stream) const
715 stream << "MEDCouplingIMesh C++ instance at " << this << ". Name : \"" << getName() << "\". Space dimension : " << _space_dim << ".";
716 if(_space_dim<0 || _space_dim>3)
719 std::ostringstream stream0,stream1;
720 int nbNodes(1),nbCells(0);
722 for(int i=0;i<_space_dim;i++)
725 int tmpNodes(_structure[i]);
726 stream1 << "- Axis " << tmp << " : " << tmpNodes << " nodes (orig=" << _origin[i] << ", inter=" << _dxyz[i] << ").";
728 stream1 << std::endl;
734 nbCells=nbCells==0?tmpNodes-1:nbCells*(tmpNodes-1);
738 stream0 << "Number of cells : " << nbCells << ", Number of nodes : " << nbNodes;
739 stream << stream0.str();
743 stream << stream1.str();
746 std::string MEDCouplingIMesh::getVTKDataSetType() const
748 return std::string("ImageData");
751 std::vector<std::string> MEDCouplingIMesh::buildInfoOnComponents() const
753 checkSpaceDimension();
754 int dim(getSpaceDimension());
755 std::vector<std::string> ret(dim);
756 for(int i=0;i<dim;i++)
758 std::ostringstream oss;
759 char tmp('X'+i); oss << tmp;
760 ret[i]=DataArray::BuildInfoFromVarAndUnit(oss.str(),_axis_unit);
765 void MEDCouplingIMesh::checkSpaceDimension() const
767 CheckSpaceDimension(_space_dim);
770 void MEDCouplingIMesh::CheckSpaceDimension(int spaceDim)
772 if(spaceDim<0 || spaceDim>3)
773 throw INTERP_KERNEL::Exception("MEDCouplingIMesh::CheckSpaceDimension : input spaceDim must be in [0,1,2,3] !");