1 // Copyright (C) 2007-2015 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 "MEDCouplingField.hxx"
22 #include "MEDCouplingMesh.hxx"
23 #include "MEDCouplingFieldDiscretization.hxx"
27 using namespace ParaMEDMEM;
29 bool MEDCouplingField::isEqualIfNotWhy(const MEDCouplingField *other, double meshPrec, double valsPrec, std::string& reason) const
32 throw INTERP_KERNEL::Exception("MEDCouplingField::isEqualIfNotWhy : other instance is NULL !");
33 std::ostringstream oss; oss.precision(15);
34 if(_name!=other->_name)
36 oss << "Field names differ : this name = \"" << _name << "\" and other name = \"" << other->_name << "\" !";
40 if(_desc!=other->_desc)
42 oss << "Field descriptions differ : this description = \"" << _desc << "\" and other description = \"" << other->_desc << "\" !";
46 if(_nature!=other->_nature)
48 oss << "Field nature differ : this nature = \"" << MEDCouplingNatureOfField::GetRepr(_nature) << "\" and other nature = \"" << MEDCouplingNatureOfField::GetRepr(other->_nature) << "\" !";
52 if(!_type->isEqualIfNotWhy(other->_type,valsPrec,reason))
54 reason.insert(0,"Spatial discretizations differ :");
57 if(_mesh==0 && other->_mesh==0)
59 if(_mesh==0 || other->_mesh==0)
61 reason="Only one field between the two this and other has its underlying mesh defined !";
64 if(_mesh==other->_mesh)
66 bool ret=_mesh->isEqualIfNotWhy(other->_mesh,meshPrec,reason);
68 reason.insert(0,"Underlying meshes of fields differ for the following reason : ");
73 * Checks if \a this and another MEDCouplingField are fully equal.
74 * \param [in] other - the field to compare with \a this one.
75 * \param [in] meshPrec - precision used to compare node coordinates of the underlying mesh.
76 * \param [in] valsPrec - precision used to compare field values.
77 * \return bool - \c true if the two fields are equal, \c false else.
78 * \throw If \a other is NULL.
80 bool MEDCouplingField::isEqual(const MEDCouplingField *other, double meshPrec, double valsPrec) const
83 return isEqualIfNotWhy(other,meshPrec,valsPrec,tmp);
87 * Checks if \a this and another MEDCouplingField are equal. The textual
88 * information like names etc. is not considered.
89 * \param [in] other - the field to compare with \a this one.
90 * \param [in] meshPrec - precision used to compare node coordinates of the underlying mesh.
91 * \param [in] valsPrec - precision used to compare field values.
92 * \return bool - \c true if the two fields are equal, \c false else.
93 * \throw If \a other is NULL.
94 * \throw If the spatial discretization of \a this field is NULL.
96 bool MEDCouplingField::isEqualWithoutConsideringStr(const MEDCouplingField *other, double meshPrec, double valsPrec) const
99 throw INTERP_KERNEL::Exception("MEDCouplingField::isEqualWithoutConsideringStr : input field is NULL !");
101 throw INTERP_KERNEL::Exception("MEDCouplingField::isEqualWithoutConsideringStr : spatial discretization of this is NULL !");
102 if(!_type->isEqualWithoutConsideringStr(other->_type,valsPrec))
104 if(_nature!=other->_nature)
106 if(_mesh==0 && other->_mesh==0)
108 if(_mesh==0 || other->_mesh==0)
110 if(_mesh==other->_mesh)
112 return _mesh->isEqualWithoutConsideringStr(other->_mesh,meshPrec);
116 * This method states if 'this' and 'other' are compatibles each other before performing any treatment.
117 * This method is good for methods like : mergeFields.
118 * This method is not very demanding compared to areStrictlyCompatible that is better for operation on fields.
120 bool MEDCouplingField::areCompatibleForMerge(const MEDCouplingField *other) const
123 throw INTERP_KERNEL::Exception("MEDCouplingField::areCompatibleForMerge : input field is NULL !");
124 if(!_type->isEqual(other->_type,1.))
126 if(_nature!=other->_nature)
128 if(_mesh==other->_mesh)
130 return _mesh->areCompatibleForMerge(other->_mesh);
134 * This method is more strict than MEDCouplingField::areCompatibleForMerge method.
135 * This method is used for operation on fields to operate a first check before attempting operation.
137 bool MEDCouplingField::areStrictlyCompatible(const MEDCouplingField *other) const
140 throw INTERP_KERNEL::Exception("MEDCouplingField::areStrictlyCompatible : input field is NULL !");
141 if(!_type->isEqual(other->_type,1.e-12))
143 if(_nature!=other->_nature)
145 return _mesh==other->_mesh;
149 * This method is less strict than MEDCouplingField::areStrictlyCompatible method.
150 * The difference is that the nature is not checked.
151 * This method is used for multiplication and division on fields to operate a first check before attempting operation.
153 bool MEDCouplingField::areStrictlyCompatibleForMulDiv(const MEDCouplingField *other) const
156 throw INTERP_KERNEL::Exception("MEDCouplingField::areStrictlyCompatible : input field is NULL !");
157 if(!_type->isEqual(other->_type,1.e-12))
159 return _mesh==other->_mesh;
163 void MEDCouplingField::updateTime() const
166 updateTimeWith(*_mesh);
168 updateTimeWith(*_type);
171 std::size_t MEDCouplingField::getHeapMemorySizeWithoutChildren() const
174 ret+=_name.capacity();
175 ret+=_desc.capacity();
179 std::vector<const BigMemoryObject *> MEDCouplingField::getDirectChildrenWithNull() const
181 std::vector<const BigMemoryObject *> ret;
182 ret.push_back(_mesh);
183 ret.push_back((const MEDCouplingFieldDiscretization *)_type);
188 * Returns a type of \ref MEDCouplingSpatialDisc "spatial discretization" of \a this
189 * field in terms of enum ParaMEDMEM::TypeOfField.
190 * \return ParaMEDMEM::TypeOfField - the type of \a this field.
191 * \throw If the geometric type is empty.
193 TypeOfField MEDCouplingField::getTypeOfField() const
195 if(!((const MEDCouplingFieldDiscretization *)_type))
196 throw INTERP_KERNEL::Exception("MEDCouplingField::getTypeOfField : spatial discretization is null !");
197 return _type->getEnum();
201 * Returns the nature of \a this field. This information is very important during
202 * interpolation process using ParaMEDMEM::MEDCouplingRemapper or ParaMEDMEM::InterpKernelDEC.
203 * In other context than the two mentioned above, this attribute is unimportant. This
204 * attribute is not stored in the MED file.
205 * For more information of the semantics and the influence of this attribute to the
206 * result of interpolation, see
207 * - \ref NatureOfField
208 * - \ref TableNatureOfField "How interpolation coefficients depend on Field Nature"
210 NatureOfField MEDCouplingField::getNature() const
216 * Sets the nature of \a this field. This information is very important during
217 * interpolation process using ParaMEDMEM::MEDCouplingRemapper or ParaMEDMEM::InterpKernelDEC.
218 * In other context than the two mentioned above, this attribute is unimportant. This
219 * attribute is not stored in the MED file.
220 * For more information of the semantics and the influence of this attribute to the
221 * result of interpolation, see
222 * - \ref NatureOfField
223 * - \ref TableNatureOfField "How interpolation coefficients depend on Field Nature"
225 * \param [in] nat - the nature of \a this field.
226 * \throw If \a nat has an invalid value.
228 void MEDCouplingField::setNature(NatureOfField nat)
230 MEDCouplingNatureOfField::GetRepr(nat);//generate a throw if nat not recognized
235 * Returns coordinates of field location points that depend on
236 * \ref MEDCouplingSpatialDisc "spatial discretization" of \a this field.
237 * - For a field on nodes, returns coordinates of nodes.
238 * - For a field on cells, returns barycenters of cells.
239 * - For a field on gauss points, returns coordinates of gauss points.
241 * \return DataArrayDouble * - a new instance of DataArrayDouble. The caller is to
242 * delete this array using decrRef() as it is no more needed.
243 * \throw If the spatial discretization of \a this field is NULL.
244 * \throw If the mesh is not set.
246 DataArrayDouble *MEDCouplingField::getLocalizationOfDiscr() const
249 throw INTERP_KERNEL::Exception("MEDCouplingField::getLocalizationOfDiscr : No mesh set !");
250 if(!((const MEDCouplingFieldDiscretization *)_type))
251 throw INTERP_KERNEL::Exception("MEDCouplingField::getLocalizationOfDiscr : No spatial discretization set !");
252 return _type->getLocalizationOfDiscValues(_mesh);
256 * Returns a new MEDCouplingFieldDouble containing volumes of cells of a dual mesh whose
257 * cells are constructed around field location points (getLocalizationOfDiscr()) of \a this
258 * field. (In case of a field on cells, the dual mesh coincides with the underlying mesh).<br>
259 * For 1D cells, the returned field contains lengths.<br>
260 * For 2D cells, the returned field contains areas.<br>
261 * For 3D cells, the returned field contains volumes.
262 * \param [in] isAbs - if \c true, the computed cell volume does not reflect cell
263 * orientation, i.e. the volume is always positive.
264 * \return MEDCouplingFieldDouble * - a new instance of MEDCouplingFieldDouble.
265 * The caller is to delete this array using decrRef() as
266 * it is no more needed.
267 * \throw If the mesh is not set.
268 * \throw If the spatial discretization of \a this field is NULL.
269 * \throw If the spatial discretization of \a this field is not well defined.
272 MEDCouplingFieldDouble *MEDCouplingField::buildMeasureField(bool isAbs) const
275 throw INTERP_KERNEL::Exception("MEDCouplingField::buildMeasureField : no mesh defined !");
276 if(!((const MEDCouplingFieldDiscretization *)_type))
277 throw INTERP_KERNEL::Exception("MEDCouplingField::buildMeasureField : No spatial discretization set !");
278 return _type->getMeasureField(_mesh,isAbs);
282 * Sets the underlying mesh of \a this field.
283 * For examples of field construction, see \ref MEDCouplingFirstSteps3.
284 * \param [in] mesh - the new underlying mesh.
286 void MEDCouplingField::setMesh(const MEDCouplingMesh *mesh)
297 updateTimeWith(*_mesh);
303 * Sets localization of Gauss points for a given geometric type of cell.
304 * \param [in] type - the geometric type of cell for which the Gauss localization is set.
305 * \param [in] refCoo - coordinates of points of the reference cell. Size of this vector
306 * must be \c nbOfNodesPerCell * \c dimOfType.
307 * \param [in] gsCoo - coordinates of Gauss points on the reference cell. Size of this vector
308 * must be _wg_.size() * \c dimOfType.
309 * \param [in] wg - the weights of Gauss points.
310 * \throw If \a this field is not on Gauss points.
311 * \throw If the spatial discretization of \a this field is NULL.
312 * \throw If the mesh is not set.
313 * \throw If size of any vector do not match the \a type.
315 void MEDCouplingField::setGaussLocalizationOnType(INTERP_KERNEL::NormalizedCellType type, const std::vector<double>& refCoo,
316 const std::vector<double>& gsCoo, const std::vector<double>& wg)
319 throw INTERP_KERNEL::Exception("Mesh has to be set before calling setGaussLocalizationOnType method !");
320 if(!((const MEDCouplingFieldDiscretization *)_type))
321 throw INTERP_KERNEL::Exception("Spatial discretization not set ! Impossible to call setGaussLocalizationOnType method !");
322 _type->setGaussLocalizationOnType(_mesh,type,refCoo,gsCoo,wg);
326 * Sets localization of Gauss points for given cells specified by their ids.
327 * \param [in] begin - an array of cell ids of interest.
328 * \param [in] end - the end of \a begin, i.e. a pointer to its (last+1)-th element.
329 * \param [in] refCoo - coordinates of points of the reference cell. Size of this vector
330 * must be \c nbOfNodesPerCell * \c dimOfType.
331 * \param [in] gsCoo - coordinates of Gauss points on the reference cell. Size of this vector
332 * must be _wg_.size() * \c dimOfType.
333 * \param [in] wg - the weights of Gauss points.
334 * \throw If \a this field is not on Gauss points.
335 * \throw If the spatial discretization of \a this field is NULL.
336 * \throw If the mesh is not set.
337 * \throw If size of any vector do not match the type of cell # \a begin[0].
338 * \throw If type of any cell in \a begin differs from that of cell # \a begin[0].
339 * \throw If the range [_begin_,_end_) is empty.
341 void MEDCouplingField::setGaussLocalizationOnCells(const int *begin, const int *end, const std::vector<double>& refCoo,
342 const std::vector<double>& gsCoo, const std::vector<double>& wg)
345 throw INTERP_KERNEL::Exception("Mesh has to be set before calling setGaussLocalizationOnCells method !");
346 if(!((const MEDCouplingFieldDiscretization *)_type))
347 throw INTERP_KERNEL::Exception("Spatial discretization not set ! Impossible to call setGaussLocalizationOnCells method !");
348 _type->setGaussLocalizationOnCells(_mesh,begin,end,refCoo,gsCoo,wg);
352 * Clears data on Gauss points localization.
353 * \throw If \a this field is not on Gauss points.
354 * \throw If the spatial discretization of \a this field is NULL.
356 void MEDCouplingField::clearGaussLocalizations()
358 if(!((const MEDCouplingFieldDiscretization *)_type))
359 throw INTERP_KERNEL::Exception("Spatial discretization not set ! Impossible to call clearGaussLocalizations method !");
360 _type->clearGaussLocalizations();
364 * Returns a reference to the Gauss localization object by its id.
365 * \warning This method is not const, so the returned object can be modified without any
367 * \param [in] locId - the id of the Gauss localization object of interest.
368 * It must be in range <em> 0 <= locId < getNbOfGaussLocalization() </em>.
369 * \return \ref ParaMEDMEM::MEDCouplingGaussLocalization "MEDCouplingGaussLocalization" & - the
370 * Gauss localization object.
371 * \throw If \a this field is not on Gauss points.
372 * \throw If \a locId is not within the valid range.
373 * \throw If the spatial discretization of \a this field is NULL.
375 MEDCouplingGaussLocalization& MEDCouplingField::getGaussLocalization(int locId)
377 if(!((const MEDCouplingFieldDiscretization *)_type))
378 throw INTERP_KERNEL::Exception("Spatial discretization not set ! Impossible to call getGaussLocalization method !");
379 return _type->getGaussLocalization(locId);
383 * Returns an id of the Gauss localization object corresponding to a given cell type.
384 * \param [in] type - the cell type of interest.
385 * \return int - the id of the Gauss localization object.
386 * \throw If \a this field is not on Gauss points.
387 * \throw If the spatial discretization of \a this field is NULL.
388 * \throw If no Gauss localization object found for the given cell \a type.
389 * \throw If more than one Gauss localization object found for the given cell \a type.
391 int MEDCouplingField::getGaussLocalizationIdOfOneType(INTERP_KERNEL::NormalizedCellType type) const
393 if(!((const MEDCouplingFieldDiscretization *)_type))
394 throw INTERP_KERNEL::Exception("Spatial discretization not set ! Impossible to call getGaussLocalizationIdOfOneType method !");
395 return _type->getGaussLocalizationIdOfOneType(type);
399 * Returns ids of Gauss localization objects corresponding to a given cell type.
400 * \param [in] type - the cell type of interest.
401 * \return std::set<int> - ids of the Gauss localization object.
402 * \throw If \a this field is not on Gauss points.
403 * \throw If the spatial discretization of \a this field is NULL
405 std::set<int> MEDCouplingField::getGaussLocalizationIdsOfOneType(INTERP_KERNEL::NormalizedCellType type) const
407 if(!((const MEDCouplingFieldDiscretization *)_type))
408 throw INTERP_KERNEL::Exception("Spatial discretization not set ! Impossible to call getGaussLocalizationIdsOfOneType method !");
409 return _type->getGaussLocalizationIdsOfOneType(type);
413 * Returns number of Gauss localization objects available. Implicitly all ids in
414 * [0,getNbOfGaussLocalization()) are valid Gauss localization ids.
415 * \return int - the number of available Gauss localization objects.
416 * \throw If \a this field is not on Gauss points.
417 * \throw If the spatial discretization of \a this field is NULL.
419 int MEDCouplingField::getNbOfGaussLocalization() const
421 if(!((const MEDCouplingFieldDiscretization *)_type))
422 throw INTERP_KERNEL::Exception("Spatial discretization not set ! Impossible to call getNbOfGaussLocalization method !");
423 return _type->getNbOfGaussLocalization();
427 * Returns an id of the Gauss localization object corresponding to a type of a given cell.
428 * \param [in] cellId - an id of the cell of interest.
429 * \return int - the id of the Gauss localization object.
430 * \throw If \a this field is not on Gauss points.
431 * \throw If the spatial discretization of \a this field is NULL.
432 * \throw If no Gauss localization object found for the given cell.
434 int MEDCouplingField::getGaussLocalizationIdOfOneCell(int cellId) const
436 if(!((const MEDCouplingFieldDiscretization *)_type))
437 throw INTERP_KERNEL::Exception("Spatial discretization not set ! Impossible to call getGaussLocalizationIdOfOneCell method !");
438 return _type->getGaussLocalizationIdOfOneCell(cellId);
442 * Returns ids of cells that share the same Gauss localization given by its id.
443 * \param [in] locId - the id of the Gauss localization object of interest.
444 * It must be in range <em> 0 <= locId < getNbOfGaussLocalization() </em>.
445 * \param [in,out] cellIds - a vector returning ids of found cells. It is cleared before
446 * filling in. It remains empty if no cells found.
447 * \throw If \a this field is not on Gauss points.
448 * \throw If \a locId is not within the valid range.
449 * \throw If the spatial discretization of \a this field is NULL.
451 void MEDCouplingField::getCellIdsHavingGaussLocalization(int locId, std::vector<int>& cellIds) const
454 if(!((const MEDCouplingFieldDiscretization *)_type))
455 throw INTERP_KERNEL::Exception("Spatial discretization not set ! Impossible to call getCellIdsHavingGaussLocalization method !");
456 _type->getCellIdsHavingGaussLocalization(locId,cellIds);
460 * Returns a reference to the Gauss localization object by its id.
461 * \warning This method is const, so the returned object is not apt for modification.
462 * \param [in] locId - the id of the Gauss localization object of interest.
463 * It must be in range <em> 0 <= locId < getNbOfGaussLocalization() </em>.
464 * \return const \ref MEDCouplingGaussLocalization & - the Gauss localization object.
465 * \throw If \a this field is not on Gauss points.
466 * \throw If \a locId is not within the valid range.
467 * \throw If the spatial discretization of \a this field is NULL.
469 const MEDCouplingGaussLocalization& MEDCouplingField::getGaussLocalization(int locId) const
471 if(!((const MEDCouplingFieldDiscretization *)_type))
472 throw INTERP_KERNEL::Exception("Spatial discretization not set ! Impossible to call getGaussLocalization method !");
473 return _type->getGaussLocalization(locId);
476 MEDCouplingField::~MEDCouplingField()
482 MEDCouplingField::MEDCouplingField(MEDCouplingFieldDiscretization *type, NatureOfField nature):_nature(nature),_mesh(0),_type(type)
486 MEDCouplingField::MEDCouplingField(TypeOfField type):_nature(NoNature),_mesh(0),_type(MEDCouplingFieldDiscretization::New(type))
490 MEDCouplingField::MEDCouplingField(const MEDCouplingField& other, bool deepCopy):RefCountObject(other),_name(other._name),_desc(other._desc),_nature(other._nature),
499 _type=other._type->clone();
505 * Returns a new MEDCouplingMesh constituted by some cells of the underlying mesh of \a
506 * this filed, and returns ids of entities (nodes, cells, Gauss points) lying on the
507 * specified cells. The cells to include to the result mesh are specified by an array of
508 * cell ids. The new mesh shares the coordinates array with the underlying mesh.
509 * \param [in] start - an array of cell ids to include to the result mesh.
510 * \param [in] end - specifies the end of the array \a start, so that
511 * the last value of \a start is \a end[ -1 ].
512 * \param [out] di - a new instance of DataArrayInt holding the ids of entities (nodes,
513 * cells, Gauss points). The caller is to delete this array using decrRef() as it
515 * \return MEDCouplingMesh * - a new instance of MEDCouplingMesh. The caller is to
516 * delete this mesh using decrRef() as it is no more needed.
517 * \throw If the spatial discretization of \a this field is NULL.
518 * \throw If the mesh is not set.
519 * \sa buildSubMeshDataRange()
521 MEDCouplingMesh *MEDCouplingField::buildSubMeshData(const int *start, const int *end, DataArrayInt *&di) const
523 if(!((const MEDCouplingFieldDiscretization *)_type))
524 throw INTERP_KERNEL::Exception("Spatial discretization not set ! Impossible to call buildSubMeshData method !");
525 return _type->buildSubMeshData(_mesh,start,end,di);
529 * This method returns a submesh of 'mesh' instance constituting cell ids defined by a range given by the 3 following inputs \a begin, \a end and \a step.
531 * \param [out] beginOut Valid only if \a di is NULL
532 * \param [out] endOut Valid only if \a di is NULL
533 * \param [out] stepOut Valid only if \a di is NULL
534 * \param [out] di is an array returned that specifies entity ids (nodes, cells, Gauss points... ) in array if no output range is foundable.
536 * \sa MEDCouplingField::buildSubMeshData
538 MEDCouplingMesh *MEDCouplingField::buildSubMeshDataRange(int begin, int end, int step, int& beginOut, int& endOut, int& stepOut, DataArrayInt *&di) const
540 if(!((const MEDCouplingFieldDiscretization *)_type))
541 throw INTERP_KERNEL::Exception("Spatial discretization not set ! Impossible to call buildSubMeshDataRange method !");
542 return _type->buildSubMeshDataRange(_mesh,begin,end,step,beginOut,endOut,stepOut,di);
546 * This method returns tuples ids implied by the mesh selection of the cell ids contained in array defined as an interval [start;end).
547 * \return a newly allocated DataArrayInt instance containing tuples ids.
549 DataArrayInt *MEDCouplingField::computeTupleIdsToSelectFromCellIds(const int *startCellIds, const int *endCellIds) const
551 if(!((const MEDCouplingFieldDiscretization *)_type))
552 throw INTERP_KERNEL::Exception("Spatial discretization not set ! Impossible to call computeTupleIdsToSelectFromCellIds method !");
553 return _type->computeTupleIdsToSelectFromCellIds(_mesh,startCellIds,endCellIds);
557 * Returns number of tuples expected regarding the spatial discretization of \a this
558 * field and number of entities in the underlying mesh. This method behaves exactly as MEDCouplingFieldDouble::getNumberOfTuples.
559 * \return int - the number of expected tuples.
560 * \throw If the spatial discretization of \a this field is NULL.
561 * \throw If the mesh is not set.
563 int MEDCouplingField::getNumberOfTuplesExpected() const
565 if(!((const MEDCouplingFieldDiscretization *)_type))
566 throw INTERP_KERNEL::Exception("Spatial discretization not set ! Impossible to call getNumberOfTuplesExpected method !");
568 return _type->getNumberOfTuples(_mesh);
570 throw INTERP_KERNEL::Exception("MEDCouplingField::getNumberOfTuplesExpected : Empty mesh !");
573 void MEDCouplingField::setDiscretization(MEDCouplingFieldDiscretization *newDisc)
575 bool needUpdate=(const MEDCouplingFieldDiscretization *)_type!=newDisc;
584 * Returns number of mesh entities in the underlying mesh of \a this field regarding the
585 * spatial discretization.
586 * \return int - the number of mesh entities porting the field values.
587 * \throw If the spatial discretization of \a this field is NULL.
588 * \throw If the mesh is not set.
590 int MEDCouplingField::getNumberOfMeshPlacesExpected() const
592 if(!((const MEDCouplingFieldDiscretization *)_type))
593 throw INTERP_KERNEL::Exception("Spatial discretization not set ! Impossible to call getNumberOfMeshPlacesExpected method !");
595 return _type->getNumberOfMeshPlaces(_mesh);
597 throw INTERP_KERNEL::Exception("MEDCouplingField::getNumberOfMeshPlacesExpected : Empty mesh !");
601 * Copy tiny info (component names, name, description) but warning the underlying mesh is not renamed (for safety reason).
603 void MEDCouplingField::copyTinyStringsFrom(const MEDCouplingField *other)
607 setName(other->_name);
608 setDescription(other->_desc);
613 * This method computes the number of tuples a DataArrayDouble instance should have to build a correct MEDCouplingFieldDouble instance starting from a
614 * submesh of a virtual mesh on which a substraction per type had been applied regarding the spatial discretization in \a this.
616 * For spatial discretization \b not equal to ON_GAUSS_NE this method will make the hypothesis that any positive entity id in \a code \a idsPerType is valid.
617 * So in those cases attribute \a _mesh of \a this is ignored.
619 * For spatial discretization equal to ON_GAUSS_NE \a _mesh attribute will be taken into account.
621 * The input code is those implemented in MEDCouplingUMesh::splitProfilePerType.
623 * \param [in] code - a code with format described above.
624 * \param [in] idsPerType - a list of subparts
625 * \throw If \a this has no spatial discretization set.
626 * \throw If input code point to invalid zones in spatial discretization.
627 * \throw If spatial discretization in \a this requires a mesh and those mesh is invalid (null,...)
629 int MEDCouplingField::getNumberOfTuplesExpectedRegardingCode(const std::vector<int>& code, const std::vector<const DataArrayInt *>& idsPerType) const
631 const MEDCouplingFieldDiscretization *t(_type);
633 throw INTERP_KERNEL::Exception("MEDCouplingField::getNumberOfTuplesExpectedRegardingCode : no spatial discretization set !");
634 return t->getNumberOfTuplesExpectedRegardingCode(code,idsPerType);