1 // Copyright (C) 2007-2013 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.
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 "MEDCouplingFieldDiscretization.hxx"
22 #include "MEDCouplingCMesh.hxx"
23 #include "MEDCouplingUMesh.hxx"
24 #include "MEDCouplingFieldDouble.hxx"
25 #include "MEDCouplingAutoRefCountObjectPtr.hxx"
27 #include "CellModel.hxx"
28 #include "InterpolationUtils.hxx"
29 #include "InterpKernelAutoPtr.hxx"
30 #include "InterpKernelGaussCoords.hxx"
31 #include "InterpKernelMatrixTools.hxx"
41 using namespace ParaMEDMEM;
43 const double MEDCouplingFieldDiscretization::DFLT_PRECISION=1.e-12;
45 const char MEDCouplingFieldDiscretizationP0::REPR[]="P0";
47 const TypeOfField MEDCouplingFieldDiscretizationP0::TYPE=ON_CELLS;
49 const char MEDCouplingFieldDiscretizationP1::REPR[]="P1";
51 const TypeOfField MEDCouplingFieldDiscretizationP1::TYPE=ON_NODES;
53 const int MEDCouplingFieldDiscretizationPerCell::DFT_INVALID_LOCID_VALUE=-1;
55 const char MEDCouplingFieldDiscretizationGauss::REPR[]="GAUSS";
57 const TypeOfField MEDCouplingFieldDiscretizationGauss::TYPE=ON_GAUSS_PT;
59 const char MEDCouplingFieldDiscretizationGaussNE::REPR[]="GSSNE";
61 const TypeOfField MEDCouplingFieldDiscretizationGaussNE::TYPE=ON_GAUSS_NE;
63 const char MEDCouplingFieldDiscretizationKriging::REPR[]="KRIGING";
65 const TypeOfField MEDCouplingFieldDiscretizationKriging::TYPE=ON_NODES_KR;
67 // doc is here http://www.code-aster.org/V2/doc/default/fr/man_r/r3/r3.01.01.pdf
68 const double MEDCouplingFieldDiscretizationGaussNE::FGP_SEG2[2]={1.,1.};
69 const double MEDCouplingFieldDiscretizationGaussNE::FGP_SEG3[3]={0.5555555555555556,0.5555555555555556,0.8888888888888888};
70 const double MEDCouplingFieldDiscretizationGaussNE::FGP_SEG4[4]={0.347854845137454,0.347854845137454,0.652145154862546,0.652145154862546};
71 const double MEDCouplingFieldDiscretizationGaussNE::FGP_TRI3[3]={0.16666666666666666,0.16666666666666666,0.16666666666666666};
72 const double MEDCouplingFieldDiscretizationGaussNE::FGP_TRI6[6]={0.0549758718227661,0.0549758718227661,0.0549758718227661,0.11169079483905,0.11169079483905,0.11169079483905};
73 const double MEDCouplingFieldDiscretizationGaussNE::FGP_TRI7[7]={0.062969590272413,0.062969590272413,0.062969590272413,0.066197076394253,0.066197076394253,0.066197076394253,0.1125};
74 const double MEDCouplingFieldDiscretizationGaussNE::FGP_QUAD4[4]={1.,1.,1.,1.};
75 const double MEDCouplingFieldDiscretizationGaussNE::FGP_QUAD9[9]={0.30864197530864196,0.30864197530864196,0.30864197530864196,0.30864197530864196,0.49382716049382713,0.49382716049382713,0.49382716049382713,0.49382716049382713,0.7901234567901234};
76 const double MEDCouplingFieldDiscretizationGaussNE::FGP_TETRA4[4]={0.041666666666666664,0.041666666666666664,0.041666666666666664,0.041666666666666664};
77 const double MEDCouplingFieldDiscretizationGaussNE::FGP_PENTA6[6]={0.16666666666666666,0.16666666666666666,0.16666666666666666,0.16666666666666666,0.16666666666666666,0.16666666666666666};
78 const double MEDCouplingFieldDiscretizationGaussNE::FGP_HEXA8[8]={1.,1.,1.,1.,1.,1.,1.,1.};
79 const double MEDCouplingFieldDiscretizationGaussNE::FGP_HEXA27[27]={0.1714677640603567,0.1714677640603567,0.1714677640603567,0.1714677640603567,0.1714677640603567,0.1714677640603567,0.1714677640603567,0.1714677640603567,0.27434842249657065,0.27434842249657065,0.27434842249657065,0.27434842249657065,0.27434842249657065,0.27434842249657065,0.27434842249657065,0.27434842249657065,0.27434842249657065,0.27434842249657065,0.27434842249657065,0.27434842249657065,0.43895747599451296,0.43895747599451296,0.43895747599451296,0.43895747599451296,0.43895747599451296,0.43895747599451296,0.7023319615912208};
80 const double MEDCouplingFieldDiscretizationGaussNE::FGP_PYRA5[5]={0.13333333333333333,0.13333333333333333,0.13333333333333333,0.13333333333333333,0.13333333333333333};
81 const double MEDCouplingFieldDiscretizationGaussNE::REF_SEG2[2]={-1.,1.};
82 const double MEDCouplingFieldDiscretizationGaussNE::REF_SEG3[3]={-1.,0.,1.};
83 const double MEDCouplingFieldDiscretizationGaussNE::REF_SEG4[4]={-1.,1.,-0.3333333333333333,0.3333333333333333};
84 const double MEDCouplingFieldDiscretizationGaussNE::REF_TRI3[6]={0.,0.,1.,0.,0.,1.};
85 const double MEDCouplingFieldDiscretizationGaussNE::REF_TRI6[12]={0.,0.,1.,0.,0.,1.,0.5,0.,0.5,0.5,0.,0.5};
86 const double MEDCouplingFieldDiscretizationGaussNE::REF_TRI7[14]={0.,0.,1.,0.,0.,1.,0.5,0.,0.5,0.5,0.,0.5,0.3333333333333333,0.3333333333333333};
87 const double MEDCouplingFieldDiscretizationGaussNE::REF_QUAD4[8]={-1.,-1.,1.,-1.,1.,1.,-1.,1.};
88 const double MEDCouplingFieldDiscretizationGaussNE::REF_QUAD8[16]={-1.,-1.,1.,-1.,1.,1.,-1.,1.,0.,-1.,1.,0.,0.,1.,-1.,0.};
89 const double MEDCouplingFieldDiscretizationGaussNE::REF_QUAD9[18]={-1.,-1.,1.,-1.,1.,1.,-1.,1.,0.,-1.,1.,0.,0.,1.,-1.,0.,0.,0.};
90 const double MEDCouplingFieldDiscretizationGaussNE::REF_TETRA4[12]={0.,1.,0.,0.,0.,1.,0.,0.,0.,1.,0.,0.};
91 const double MEDCouplingFieldDiscretizationGaussNE::REF_TETRA10[30]={0.,1.,0.,0.,0.,1.,0.,0.,0.,1.,0.,0.,0.,0.5,0.5,0.,0.,0.5,0.,0.5,0.,0.5,0.5,0.,0.5,0.,0.5,0.5,0.,0.};
92 const double MEDCouplingFieldDiscretizationGaussNE::REF_PENTA6[18]={-1.,1.,0.,-1.,0.,1.,-1.,0.,0.,1.,1.,0.,1.,0.,1.,1.,0.,0.};
93 const double MEDCouplingFieldDiscretizationGaussNE::REF_PENTA15[45]={-1.,1.,0.,-1.,0.,1.,-1.,0.,0.,1.,1.,0.,1.,0.,1.,1.,0.,0.,-1.,0.5,0.5,-1.,0.,0.5,-1.,0.5,0.,0.,1.,0.,0.,0.,1.,0.,0.,0.,1.,0.5,0.5,1.,0.,0.5,1.,0.5,0.};
94 const double MEDCouplingFieldDiscretizationGaussNE::REF_HEXA8[24]={-1.,-1.,-1.,1.,-1.,-1.,1.,1.,-1.,-1.,1.,-1.,-1.,-1.,1.,1.,-1.,1.,1.,1.,1.,-1.,1.,1.};
95 const double MEDCouplingFieldDiscretizationGaussNE::REF_HEXA20[60]={-1.,-1.,-1.,1.,-1.,-1.,1.,1.,-1.,-1.,1.,-1.,-1.,-1.,1.,1.,-1.,1.,1.,1.,1.,-1.,1.,1.,0.,-1.,-1.,1.,0.,-1.,0.,1.,-1.,-1.,0.,-1.,-1.,-1.,0.,1.,-1.,0.,1.,1.,0.,-1.,1.,0.,0.,-1.,1.,1.,0.,1.,0.,1.,1.,-1.,0.,1.};
96 const double MEDCouplingFieldDiscretizationGaussNE::REF_HEXA27[81]={-1.,-1.,-1.,1.,-1.,-1.,1.,1.,-1.,-1.,1.,-1.,-1.,-1.,1.,1.,-1.,1.,1.,1.,1.,-1.,1.,1.,0.,-1.,-1.,1.,0.,-1.,0.,1.,-1.,-1.,0.,-1.,-1.,-1.,0.,1.,-1.,0.,1.,1.,0.,-1.,1.,0.,0.,-1.,1.,1.,0.,1.,0.,1.,1.,-1.,0.,1.,0.,0.,-1.,0.,-1.,0.,1.,0.,0.,0.,1.,0.,-1.,0.,0.,0.,0.,1.,0.,0.,0.};
97 const double MEDCouplingFieldDiscretizationGaussNE::REF_PYRA5[15]={1.,0.,0.,0.,1.,0.,-1.,0.,0.,0.,-1.,0.,0.,0.,1.};
98 const double MEDCouplingFieldDiscretizationGaussNE::REF_PYRA13[39]={1.,0.,0.,0.,1.,0.,-1.,0.,0.,0.,-1.,0.,0.,0.,1.,0.5,0.5,0.,-0.5,0.5,0.,-0.5,-0.5,0.,0.5,-0.5,0.,0.5,0.,0.5,0.,0.5,0.5,-0.5,0.,0.5,0.,-0.5,0.5};
100 MEDCouplingFieldDiscretization::MEDCouplingFieldDiscretization():_precision(DFLT_PRECISION)
104 MEDCouplingFieldDiscretization *MEDCouplingFieldDiscretization::New(TypeOfField type)
108 case MEDCouplingFieldDiscretizationP0::TYPE:
109 return new MEDCouplingFieldDiscretizationP0;
110 case MEDCouplingFieldDiscretizationP1::TYPE:
111 return new MEDCouplingFieldDiscretizationP1;
112 case MEDCouplingFieldDiscretizationGauss::TYPE:
113 return new MEDCouplingFieldDiscretizationGauss;
114 case MEDCouplingFieldDiscretizationGaussNE::TYPE:
115 return new MEDCouplingFieldDiscretizationGaussNE;
116 case MEDCouplingFieldDiscretizationKriging::TYPE:
117 return new MEDCouplingFieldDiscretizationKriging;
119 throw INTERP_KERNEL::Exception("Choosen discretization is not implemented yet.");
123 TypeOfField MEDCouplingFieldDiscretization::GetTypeOfFieldFromStringRepr(const char *repr) throw(INTERP_KERNEL::Exception)
125 std::string reprCpp(repr);
126 if(reprCpp==MEDCouplingFieldDiscretizationP0::REPR)
127 return MEDCouplingFieldDiscretizationP0::TYPE;
128 if(reprCpp==MEDCouplingFieldDiscretizationP1::REPR)
129 return MEDCouplingFieldDiscretizationP1::TYPE;
130 if(reprCpp==MEDCouplingFieldDiscretizationGauss::REPR)
131 return MEDCouplingFieldDiscretizationGauss::TYPE;
132 if(reprCpp==MEDCouplingFieldDiscretizationGaussNE::REPR)
133 return MEDCouplingFieldDiscretizationGaussNE::TYPE;
134 if(reprCpp==MEDCouplingFieldDiscretizationKriging::REPR)
135 return MEDCouplingFieldDiscretizationKriging::TYPE;
136 throw INTERP_KERNEL::Exception("Representation does not match with any field discretization !");
139 bool MEDCouplingFieldDiscretization::isEqual(const MEDCouplingFieldDiscretization *other, double eps) const
142 return isEqualIfNotWhy(other,eps,reason);
145 bool MEDCouplingFieldDiscretization::isEqualWithoutConsideringStr(const MEDCouplingFieldDiscretization *other, double eps) const
147 return isEqual(other,eps);
151 * This method is an alias of MEDCouplingFieldDiscretization::clone. It is only here for coherency with all the remaining of MEDCoupling.
152 * \sa MEDCouplingFieldDiscretization::clone.
154 MEDCouplingFieldDiscretization *MEDCouplingFieldDiscretization::deepCpy() const
160 * For all field discretization excepted GaussPts the [ \a startCellIds, \a endCellIds ) has no impact on the cloned instance.
162 MEDCouplingFieldDiscretization *MEDCouplingFieldDiscretization::clonePart(const int *startCellIds, const int *endCellIds) const
168 * For all field discretization excepted GaussPts the slice( \a beginCellId, \a endCellIds, \a stepCellId ) has no impact on the cloned instance.
170 MEDCouplingFieldDiscretization *MEDCouplingFieldDiscretization::clonePartRange(int beginCellIds, int endCellIds, int stepCellIds) const
176 * Excepted for MEDCouplingFieldDiscretizationPerCell no underlying TimeLabel object : nothing to do in generally.
178 void MEDCouplingFieldDiscretization::updateTime() const
182 std::size_t MEDCouplingFieldDiscretization::getHeapMemorySize() const
188 * Computes normL1 of DataArrayDouble instance arr.
189 * @param res output parameter expected to be of size arr->getNumberOfComponents();
190 * @throw when the field discretization fails on getMeasure fields (gauss points for example)
192 void MEDCouplingFieldDiscretization::normL1(const MEDCouplingMesh *mesh, const DataArrayDouble *arr, double *res) const throw(INTERP_KERNEL::Exception)
194 MEDCouplingAutoRefCountObjectPtr<MEDCouplingFieldDouble> vol=getMeasureField(mesh,true);
195 int nbOfCompo=arr->getNumberOfComponents();
196 int nbOfElems=getNumberOfTuples(mesh);
197 std::fill(res,res+nbOfCompo,0.);
198 const double *arrPtr=arr->getConstPointer();
199 const double *volPtr=vol->getArray()->getConstPointer();
201 for(int i=0;i<nbOfElems;i++)
203 double v=fabs(volPtr[i]);
204 for(int j=0;j<nbOfCompo;j++)
205 res[j]+=fabs(arrPtr[i*nbOfCompo+j])*v;
208 std::transform(res,res+nbOfCompo,res,std::bind2nd(std::multiplies<double>(),1./deno));
212 * Computes normL2 of DataArrayDouble instance arr.
213 * @param res output parameter expected to be of size arr->getNumberOfComponents();
214 * @throw when the field discretization fails on getMeasure fields (gauss points for example)
216 void MEDCouplingFieldDiscretization::normL2(const MEDCouplingMesh *mesh, const DataArrayDouble *arr, double *res) const throw(INTERP_KERNEL::Exception)
218 MEDCouplingAutoRefCountObjectPtr<MEDCouplingFieldDouble> vol=getMeasureField(mesh,true);
219 int nbOfCompo=arr->getNumberOfComponents();
220 int nbOfElems=getNumberOfTuples(mesh);
221 std::fill(res,res+nbOfCompo,0.);
222 const double *arrPtr=arr->getConstPointer();
223 const double *volPtr=vol->getArray()->getConstPointer();
225 for(int i=0;i<nbOfElems;i++)
227 double v=fabs(volPtr[i]);
228 for(int j=0;j<nbOfCompo;j++)
229 res[j]+=arrPtr[i*nbOfCompo+j]*arrPtr[i*nbOfCompo+j]*v;
232 std::transform(res,res+nbOfCompo,res,std::bind2nd(std::multiplies<double>(),1./deno));
233 std::transform(res,res+nbOfCompo,res,std::ptr_fun<double,double>(std::sqrt));
237 * Computes integral of DataArrayDouble instance arr.
238 * @param res output parameter expected to be of size arr->getNumberOfComponents();
239 * @throw when the field discretization fails on getMeasure fields (gauss points for example)
241 void MEDCouplingFieldDiscretization::integral(const MEDCouplingMesh *mesh, const DataArrayDouble *arr, bool isWAbs, double *res) const throw(INTERP_KERNEL::Exception)
244 throw INTERP_KERNEL::Exception("MEDCouplingFieldDiscretization::integral : mesh is NULL !");
246 throw INTERP_KERNEL::Exception("MEDCouplingFieldDiscretization::integral : input array is NULL !");
247 MEDCouplingAutoRefCountObjectPtr<MEDCouplingFieldDouble> vol=getMeasureField(mesh,isWAbs);
248 int nbOfCompo=arr->getNumberOfComponents();
249 int nbOfElems=getNumberOfTuples(mesh);
250 if(nbOfElems!=arr->getNumberOfTuples())
252 std::ostringstream oss; oss << "MEDCouplingFieldDiscretization::integral : field is not correct ! number of tuples in array is " << arr->getNumberOfTuples();
253 oss << " whereas number of tuples expected is " << nbOfElems << " !";
254 throw INTERP_KERNEL::Exception(oss.str().c_str());
256 std::fill(res,res+nbOfCompo,0.);
257 const double *arrPtr=arr->getConstPointer();
258 const double *volPtr=vol->getArray()->getConstPointer();
259 INTERP_KERNEL::AutoPtr<double> tmp=new double[nbOfCompo];
260 for (int i=0;i<nbOfElems;i++)
262 std::transform(arrPtr+i*nbOfCompo,arrPtr+(i+1)*nbOfCompo,(double *)tmp,std::bind2nd(std::multiplies<double>(),volPtr[i]));
263 std::transform((double *)tmp,(double *)tmp+nbOfCompo,res,res,std::plus<double>());
268 * This method is strictly equivalent to MEDCouplingFieldDiscretization::buildSubMeshData except that it is optimized for input defined as a range of cell ids.
270 * \param [out] beginOut Valid only if \a di is NULL
271 * \param [out] endOut Valid only if \a di is NULL
272 * \param [out] stepOut Valid only if \a di is NULL
273 * \param [out] di is an array returned that specifies entity ids (nodes, cells, Gauss points... ) in array if no output range is foundable.
275 * \sa MEDCouplingFieldDiscretization::buildSubMeshData
277 MEDCouplingMesh *MEDCouplingFieldDiscretization::buildSubMeshDataRange(const MEDCouplingMesh *mesh, int beginCellIds, int endCellIds, int stepCellIds, int& beginOut, int& endOut, int& stepOut, DataArrayInt *&di) const
279 MEDCouplingAutoRefCountObjectPtr<DataArrayInt> da=DataArrayInt::Range(beginCellIds,endCellIds,stepCellIds);
280 return buildSubMeshData(mesh,da->begin(),da->end(),di);
283 void MEDCouplingFieldDiscretization::getSerializationIntArray(DataArrayInt *& arr) const
291 void MEDCouplingFieldDiscretization::getTinySerializationIntInformation(std::vector<int>& tinyInfo) const
298 void MEDCouplingFieldDiscretization::getTinySerializationDbleInformation(std::vector<double>& tinyInfo) const
302 void MEDCouplingFieldDiscretization::resizeForUnserialization(const std::vector<int>& tinyInfo, DataArrayInt *& arr)
310 void MEDCouplingFieldDiscretization::finishUnserialization(const std::vector<double>& tinyInfo)
315 * This method is typically the first step of renumbering. The implementation is empty it is not a bug only gauss is impacted
316 * virtualy by this method.
318 void MEDCouplingFieldDiscretization::renumberCells(const int *old2NewBg, bool check) throw(INTERP_KERNEL::Exception)
322 double MEDCouplingFieldDiscretization::getIJK(const MEDCouplingMesh *mesh, const DataArrayDouble *da,
323 int cellId, int nodeIdInCell, int compoId) const throw(INTERP_KERNEL::Exception)
325 throw INTERP_KERNEL::Exception("getIJK Invalid ! only for GaussPoint and GaussNE discretizations !");
328 void MEDCouplingFieldDiscretization::setGaussLocalizationOnType(const MEDCouplingMesh *m, INTERP_KERNEL::NormalizedCellType type, const std::vector<double>& refCoo,
329 const std::vector<double>& gsCoo, const std::vector<double>& wg) throw(INTERP_KERNEL::Exception)
331 throw INTERP_KERNEL::Exception("Invalid method for the corresponding field discretization : available only for GaussPoint discretization !");
334 void MEDCouplingFieldDiscretization::setGaussLocalizationOnCells(const MEDCouplingMesh *m, const int *begin, const int *end, const std::vector<double>& refCoo,
335 const std::vector<double>& gsCoo, const std::vector<double>& wg) throw(INTERP_KERNEL::Exception)
337 throw INTERP_KERNEL::Exception("Invalid method for the corresponding field discretization : available only for GaussPoint discretization !");
340 void MEDCouplingFieldDiscretization::clearGaussLocalizations() throw(INTERP_KERNEL::Exception)
342 throw INTERP_KERNEL::Exception("Invalid method for the corresponding field discretization : available only for GaussPoint discretization !");
345 MEDCouplingGaussLocalization& MEDCouplingFieldDiscretization::getGaussLocalization(int locId) throw(INTERP_KERNEL::Exception)
347 throw INTERP_KERNEL::Exception("Invalid method for the corresponding field discretization : available only for GaussPoint discretization !");
350 const MEDCouplingGaussLocalization& MEDCouplingFieldDiscretization::getGaussLocalization(int locId) const throw(INTERP_KERNEL::Exception)
352 throw INTERP_KERNEL::Exception("Invalid method for the corresponding field discretization : available only for GaussPoint discretization !");
355 int MEDCouplingFieldDiscretization::getNbOfGaussLocalization() const throw(INTERP_KERNEL::Exception)
357 throw INTERP_KERNEL::Exception("Invalid method for the corresponding field discretization : available only for GaussPoint discretization !");
360 int MEDCouplingFieldDiscretization::getGaussLocalizationIdOfOneCell(int cellId) const throw(INTERP_KERNEL::Exception)
362 throw INTERP_KERNEL::Exception("Invalid method for the corresponding field discretization : available only for GaussPoint discretization !");
365 int MEDCouplingFieldDiscretization::getGaussLocalizationIdOfOneType(INTERP_KERNEL::NormalizedCellType type) const throw(INTERP_KERNEL::Exception)
367 throw INTERP_KERNEL::Exception("Invalid method for the corresponding field discretization : available only for GaussPoint discretization !");
370 std::set<int> MEDCouplingFieldDiscretization::getGaussLocalizationIdsOfOneType(INTERP_KERNEL::NormalizedCellType type) const throw(INTERP_KERNEL::Exception)
372 throw INTERP_KERNEL::Exception("Invalid method for the corresponding field discretization : available only for GaussPoint discretization !");
375 void MEDCouplingFieldDiscretization::getCellIdsHavingGaussLocalization(int locId, std::vector<int>& cellIds) const throw(INTERP_KERNEL::Exception)
377 throw INTERP_KERNEL::Exception("Invalid method for the corresponding field discretization : available only for GaussPoint discretization !");
380 void MEDCouplingFieldDiscretization::RenumberEntitiesFromO2NArr(double eps, const int *old2NewPtr, int newNbOfEntity, DataArrayDouble *arr, const char *msg)
383 throw INTERP_KERNEL::Exception("MEDCouplingFieldDiscretization::RenumberEntitiesFromO2NArr : input array is NULL !");
384 int oldNbOfElems=arr->getNumberOfTuples();
385 int nbOfComp=arr->getNumberOfComponents();
386 int newNbOfTuples=newNbOfEntity;
387 MEDCouplingAutoRefCountObjectPtr<DataArrayDouble> arrCpy=arr->deepCpy();
388 const double *ptSrc=arrCpy->getConstPointer();
389 arr->reAlloc(newNbOfTuples);
390 double *ptToFill=arr->getPointer();
391 std::fill(ptToFill,ptToFill+nbOfComp*newNbOfTuples,std::numeric_limits<double>::max());
392 INTERP_KERNEL::AutoPtr<double> tmp=new double[nbOfComp];
393 for(int i=0;i<oldNbOfElems;i++)
395 int newNb=old2NewPtr[i];
396 if(newNb>=0)//if newNb<0 the node is considered as out.
398 if(std::find_if(ptToFill+newNb*nbOfComp,ptToFill+(newNb+1)*nbOfComp,std::bind2nd(std::not_equal_to<double>(),std::numeric_limits<double>::max()))
399 ==ptToFill+(newNb+1)*nbOfComp)
400 std::copy(ptSrc+i*nbOfComp,ptSrc+(i+1)*nbOfComp,ptToFill+newNb*nbOfComp);
403 std::transform(ptSrc+i*nbOfComp,ptSrc+(i+1)*nbOfComp,ptToFill+newNb*nbOfComp,(double *)tmp,std::minus<double>());
404 std::transform((double *)tmp,((double *)tmp)+nbOfComp,(double *)tmp,std::ptr_fun<double,double>(fabs));
405 //if(!std::equal(ptSrc+i*nbOfComp,ptSrc+(i+1)*nbOfComp,ptToFill+newNb*nbOfComp))
406 if(*std::max_element((double *)tmp,((double *)tmp)+nbOfComp)>eps)
408 std::ostringstream oss;
409 oss << msg << " " << i << " and " << std::find(old2NewPtr,old2NewPtr+i,newNb)-old2NewPtr
410 << " have been merged and " << msg << " field on them are different !";
411 throw INTERP_KERNEL::Exception(oss.str().c_str());
418 void MEDCouplingFieldDiscretization::RenumberEntitiesFromN2OArr(const int *new2OldPtr, int new2OldSz, DataArrayDouble *arr, const char *msg)
420 int nbOfComp=arr->getNumberOfComponents();
421 MEDCouplingAutoRefCountObjectPtr<DataArrayDouble> arrCpy=arr->deepCpy();
422 const double *ptSrc=arrCpy->getConstPointer();
423 arr->reAlloc(new2OldSz);
424 double *ptToFill=arr->getPointer();
425 for(int i=0;i<new2OldSz;i++)
427 int oldNb=new2OldPtr[i];
428 std::copy(ptSrc+oldNb*nbOfComp,ptSrc+(oldNb+1)*nbOfComp,ptToFill+i*nbOfComp);
432 MEDCouplingFieldDiscretization::~MEDCouplingFieldDiscretization()
436 TypeOfField MEDCouplingFieldDiscretizationP0::getEnum() const
442 * This method is simply called by MEDCouplingFieldDiscretization::deepCpy. It performs the deep copy of \a this.
444 * \sa MEDCouplingFieldDiscretization::deepCpy.
446 MEDCouplingFieldDiscretization *MEDCouplingFieldDiscretizationP0::clone() const
448 return new MEDCouplingFieldDiscretizationP0;
451 std::string MEDCouplingFieldDiscretizationP0::getStringRepr() const
453 return std::string(REPR);
456 const char *MEDCouplingFieldDiscretizationP0::getRepr() const
461 bool MEDCouplingFieldDiscretizationP0::isEqualIfNotWhy(const MEDCouplingFieldDiscretization *other, double eps, std::string& reason) const
465 reason="other spatial discretization is NULL, and this spatial discretization (P0) is defined.";
468 const MEDCouplingFieldDiscretizationP0 *otherC=dynamic_cast<const MEDCouplingFieldDiscretizationP0 *>(other);
471 reason="Spatial discrtization of this is ON_CELLS, which is not the case of other.";
475 int MEDCouplingFieldDiscretizationP0::getNumberOfTuples(const MEDCouplingMesh *mesh) const throw(INTERP_KERNEL::Exception)
478 throw INTERP_KERNEL::Exception("MEDCouplingFieldDiscretizationP0::getNumberOfTuples : NULL input mesh !");
479 return mesh->getNumberOfCells();
483 * mesh is not used here. It is not a bug !
485 int MEDCouplingFieldDiscretizationP0::getNumberOfTuplesExpectedRegardingCode(const MEDCouplingMesh *mesh, const std::vector<int>& code, const std::vector<const DataArrayInt *>& idsPerType) const throw(INTERP_KERNEL::Exception)
488 throw INTERP_KERNEL::Exception("MEDCouplingFieldDiscretizationP0::getNumberOfTuplesExpectedRegardingCode : invalid input code !");
489 int nbOfSplit=(int)idsPerType.size();
490 int nbOfTypes=(int)code.size()/3;
492 for(int i=0;i<nbOfTypes;i++)
494 int nbOfEltInChunk=code[3*i+1];
496 throw INTERP_KERNEL::Exception("MEDCouplingFieldDiscretizationP0::getNumberOfTuplesExpectedRegardingCode : invalid input code ! presence of negative value in a type !");
500 if(pos<0 || pos>=nbOfSplit)
502 std::ostringstream oss; oss << "MEDCouplingFieldDiscretizationP0::getNumberOfTuplesExpectedRegardingCode : input code points to pos " << pos << " in typeid " << i << " ! Should be in [0," << nbOfSplit << ") !";
503 throw INTERP_KERNEL::Exception(oss.str().c_str());
505 const DataArrayInt *ids(idsPerType[pos]);
506 if(!ids || !ids->isAllocated() || ids->getNumberOfComponents()!=1 || ids->getNumberOfTuples()!=nbOfEltInChunk || ids->getMinValueInArray()<0)
508 std::ostringstream oss; oss << "MEDCouplingFieldDiscretizationP0::getNumberOfTuplesExpectedRegardingCode : input pfl chunck at pos " << pos << " should have " << i << " tuples and one component and with ids all >=0 !";
509 throw INTERP_KERNEL::Exception(oss.str().c_str());
517 int MEDCouplingFieldDiscretizationP0::getNumberOfMeshPlaces(const MEDCouplingMesh *mesh) const
520 throw INTERP_KERNEL::Exception("MEDCouplingFieldDiscretizationP0::getNumberOfMeshPlaces : NULL input mesh !");
521 return mesh->getNumberOfCells();
524 DataArrayInt *MEDCouplingFieldDiscretizationP0::getOffsetArr(const MEDCouplingMesh *mesh) const
527 throw INTERP_KERNEL::Exception("MEDCouplingFieldDiscretizationP0::getOffsetArr : NULL input mesh !");
528 int nbOfTuples=mesh->getNumberOfCells();
529 DataArrayInt *ret=DataArrayInt::New();
530 ret->alloc(nbOfTuples+1,1);
535 void MEDCouplingFieldDiscretizationP0::renumberArraysForCell(const MEDCouplingMesh *mesh, const std::vector<DataArray *>& arrays,
536 const int *old2NewBg, bool check) throw(INTERP_KERNEL::Exception)
539 throw INTERP_KERNEL::Exception("MEDCouplingFieldDiscretizationP0::renumberArraysForCell : NULL input mesh !");
540 const int *array=old2NewBg;
542 array=DataArrayInt::CheckAndPreparePermutation(old2NewBg,old2NewBg+mesh->getNumberOfCells());
543 for(std::vector<DataArray *>::const_iterator it=arrays.begin();it!=arrays.end();it++)
546 (*it)->renumberInPlace(array);
549 free(const_cast<int *>(array));
552 DataArrayDouble *MEDCouplingFieldDiscretizationP0::getLocalizationOfDiscValues(const MEDCouplingMesh *mesh) const
555 throw INTERP_KERNEL::Exception("MEDCouplingFieldDiscretizationP0::getLocalizationOfDiscValues : NULL input mesh !");
556 return mesh->getBarycenterAndOwner();
559 void MEDCouplingFieldDiscretizationP0::computeMeshRestrictionFromTupleIds(const MEDCouplingMesh *mesh, const int *tupleIdsBg, const int *tupleIdsEnd,
560 DataArrayInt *&cellRestriction, DataArrayInt *&trueTupleRestriction) const throw(INTERP_KERNEL::Exception)
563 throw INTERP_KERNEL::Exception("MEDCouplingFieldDiscretizationP0::computeMeshRestrictionFromTupleIds : NULL input mesh !");
564 MEDCouplingAutoRefCountObjectPtr<DataArrayInt> tmp=DataArrayInt::New();
565 tmp->alloc((int)std::distance(tupleIdsBg,tupleIdsEnd),1);
566 std::copy(tupleIdsBg,tupleIdsEnd,tmp->getPointer());
567 MEDCouplingAutoRefCountObjectPtr<DataArrayInt> tmp2(tmp->deepCpy());
568 cellRestriction=tmp.retn();
569 trueTupleRestriction=tmp2.retn();
572 void MEDCouplingFieldDiscretizationP0::reprQuickOverview(std::ostream& stream) const throw(INTERP_KERNEL::Exception)
574 stream << "P0 spatial discretization.";
577 void MEDCouplingFieldDiscretizationP0::checkCompatibilityWithNature(NatureOfField nat) const throw(INTERP_KERNEL::Exception)
581 void MEDCouplingFieldDiscretizationP0::checkCoherencyBetween(const MEDCouplingMesh *mesh, const DataArray *da) const throw(INTERP_KERNEL::Exception)
584 throw INTERP_KERNEL::Exception("MEDCouplingFieldDiscretizationP0::checkCoherencyBetween : NULL input mesh or DataArray !");
585 if(mesh->getNumberOfCells()!=da->getNumberOfTuples())
587 std::ostringstream message;
588 message << "Field on cells invalid because there are " << mesh->getNumberOfCells();
589 message << " cells in mesh and " << da->getNumberOfTuples() << " tuples in field !";
590 throw INTERP_KERNEL::Exception(message.str().c_str());
594 MEDCouplingFieldDouble *MEDCouplingFieldDiscretizationP0::getMeasureField(const MEDCouplingMesh *mesh, bool isAbs) const
597 throw INTERP_KERNEL::Exception("MEDCouplingFieldDiscretizationP0::getMeasureField : mesh instance specified is NULL !");
598 return mesh->getMeasureField(isAbs);
601 void MEDCouplingFieldDiscretizationP0::getValueOn(const DataArrayDouble *arr, const MEDCouplingMesh *mesh, const double *loc, double *res) const
604 throw INTERP_KERNEL::Exception("MEDCouplingFieldDiscretizationP0::getValueOn : NULL input mesh !");
605 int id=mesh->getCellContainingPoint(loc,_precision);
607 throw INTERP_KERNEL::Exception("Specified point is detected outside of mesh : unable to apply P0::getValueOn !");
608 arr->getTuple(id,res);
611 void MEDCouplingFieldDiscretizationP0::getValueOnPos(const DataArrayDouble *arr, const MEDCouplingMesh *mesh, int i, int j, int k, double *res) const
613 const MEDCouplingCMesh *meshC=dynamic_cast<const MEDCouplingCMesh *>(mesh);
615 throw INTERP_KERNEL::Exception("P0::getValueOnPos is only accessible for structured meshes !");
616 int id=meshC->getCellIdFromPos(i,j,k);
617 arr->getTuple(id,res);
620 DataArrayDouble *MEDCouplingFieldDiscretizationP0::getValueOnMulti(const DataArrayDouble *arr, const MEDCouplingMesh *mesh, const double *loc, int nbOfPoints) const
623 throw INTERP_KERNEL::Exception("MEDCouplingFieldDiscretizationP0::getValueOnMulti : NULL input mesh !");
624 MEDCouplingAutoRefCountObjectPtr<DataArrayInt> eltsArr,eltsIndexArr;
625 mesh->getCellsContainingPoints(loc,nbOfPoints,_precision,eltsArr,eltsIndexArr);
626 const int *elts(eltsArr->begin()),*eltsIndex(eltsIndexArr->begin());
627 int spaceDim=mesh->getSpaceDimension();
628 int nbOfComponents=arr->getNumberOfComponents();
629 MEDCouplingAutoRefCountObjectPtr<DataArrayDouble> ret=DataArrayDouble::New();
630 ret->alloc(nbOfPoints,nbOfComponents);
631 double *ptToFill=ret->getPointer();
632 for(int i=0;i<nbOfPoints;i++,ptToFill+=nbOfComponents)
633 if(eltsIndex[i+1]-eltsIndex[i]>=1)
634 arr->getTuple(elts[eltsIndex[i]],ptToFill);
637 std::ostringstream oss; oss << "Point #" << i << " with coordinates : (";
638 std::copy(loc+i*spaceDim,loc+(i+1)*spaceDim,std::ostream_iterator<double>(oss,", "));
639 oss << ") detected outside mesh : unable to apply P0::getValueOnMulti ! ";
640 throw INTERP_KERNEL::Exception(oss.str().c_str());
646 * Nothing to do. It's not a bug.
648 void MEDCouplingFieldDiscretizationP0::renumberValuesOnNodes(double , const int *, int newNbOfNodes, DataArrayDouble *) const
652 void MEDCouplingFieldDiscretizationP0::renumberValuesOnCells(double epsOnVals, const MEDCouplingMesh *mesh, const int *old2New, int newSz, DataArrayDouble *arr) const
654 RenumberEntitiesFromO2NArr(epsOnVals,old2New,newSz,arr,"Cell");
657 void MEDCouplingFieldDiscretizationP0::renumberValuesOnCellsR(const MEDCouplingMesh *mesh, const int *new2old, int newSz, DataArrayDouble *arr) const
659 RenumberEntitiesFromN2OArr(new2old,newSz,arr,"Cell");
663 * This method returns a tuple ids selection from cell ids selection [start;end).
664 * This method is called by MEDCouplingFieldDiscretizationP0::buildSubMeshData to return parameter \b di.
665 * Here for P0 it's very simple !
667 * \return a newly allocated array containing ids to select into the DataArrayDouble of the field.
670 DataArrayInt *MEDCouplingFieldDiscretizationP0::computeTupleIdsToSelectFromCellIds(const MEDCouplingMesh *mesh, const int *startCellIds, const int *endCellIds) const
672 MEDCouplingAutoRefCountObjectPtr<DataArrayInt> ret=DataArrayInt::New();
673 ret->alloc((int)std::distance(startCellIds,endCellIds),1);
674 std::copy(startCellIds,endCellIds,ret->getPointer());
679 * This method returns a submesh of 'mesh' instance constituting cell ids contained in array defined as an interval [start;end).
680 * @param di is an array returned that specifies entity ids (here cells ids) in mesh 'mesh' of entity in returned submesh.
681 * Example : The first cell id of returned mesh has the (*di)[0] id in 'mesh'
683 * \sa MEDCouplingFieldDiscretizationP0::buildSubMeshDataRange
685 MEDCouplingMesh *MEDCouplingFieldDiscretizationP0::buildSubMeshData(const MEDCouplingMesh *mesh, const int *start, const int *end, DataArrayInt *&di) const
688 throw INTERP_KERNEL::Exception("MEDCouplingFieldDiscretizationP0::buildSubMeshData : NULL input mesh !");
689 MEDCouplingAutoRefCountObjectPtr<MEDCouplingMesh> ret=mesh->buildPart(start,end);
690 MEDCouplingAutoRefCountObjectPtr<DataArrayInt> diSafe=DataArrayInt::New();
691 diSafe->alloc((int)std::distance(start,end),1);
692 std::copy(start,end,diSafe->getPointer());
698 * This method is strictly equivalent to MEDCouplingFieldDiscretizationP0::buildSubMeshData except that it is optimized for input defined as a range of cell ids.
700 * \param [out] beginOut Valid only if \a di is NULL
701 * \param [out] endOut Valid only if \a di is NULL
702 * \param [out] stepOut Valid only if \a di is NULL
703 * \param [out] di is an array returned that specifies entity ids (nodes, cells, Gauss points... ) in array if no output range is foundable.
705 * \sa MEDCouplingFieldDiscretizationP0::buildSubMeshData
707 MEDCouplingMesh *MEDCouplingFieldDiscretizationP0::buildSubMeshDataRange(const MEDCouplingMesh *mesh, int beginCellIds, int endCellIds, int stepCellIds, int& beginOut, int& endOut, int& stepOut, DataArrayInt *&di) const
710 throw INTERP_KERNEL::Exception("MEDCouplingFieldDiscretizationP0::buildSubMeshDataRange : NULL input mesh !");
711 MEDCouplingAutoRefCountObjectPtr<MEDCouplingMesh> ret=mesh->buildPartRange(beginCellIds,endCellIds,stepCellIds);
712 di=0; beginOut=beginCellIds; endOut=endCellIds; stepOut=stepCellIds;
716 int MEDCouplingFieldDiscretizationOnNodes::getNumberOfTuples(const MEDCouplingMesh *mesh) const throw(INTERP_KERNEL::Exception)
719 throw INTERP_KERNEL::Exception("MEDCouplingFieldDiscretizationNodes::getNumberOfTuples : NULL input mesh !");
720 return mesh->getNumberOfNodes();
724 * mesh is not used here. It is not a bug !
726 int MEDCouplingFieldDiscretizationOnNodes::getNumberOfTuplesExpectedRegardingCode(const MEDCouplingMesh *mesh, const std::vector<int>& code, const std::vector<const DataArrayInt *>& idsPerType) const throw(INTERP_KERNEL::Exception)
729 throw INTERP_KERNEL::Exception("MEDCouplingFieldDiscretizationOnNodes::getNumberOfTuplesExpectedRegardingCode : invalid input code !");
730 int nbOfSplit=(int)idsPerType.size();
731 int nbOfTypes=(int)code.size()/3;
733 for(int i=0;i<nbOfTypes;i++)
735 int nbOfEltInChunk=code[3*i+1];
737 throw INTERP_KERNEL::Exception("MEDCouplingFieldDiscretizationOnNodes::getNumberOfTuplesExpectedRegardingCode : invalid input code ! presence of negative value in a type !");
741 if(pos<0 || pos>=nbOfSplit)
743 std::ostringstream oss; oss << "MEDCouplingFieldDiscretizationOnNodes::getNumberOfTuplesExpectedRegardingCode : input code points to pos " << pos << " in typeid " << i << " ! Should be in [0," << nbOfSplit << ") !";
744 throw INTERP_KERNEL::Exception(oss.str().c_str());
746 const DataArrayInt *ids(idsPerType[pos]);
747 if(!ids || !ids->isAllocated() || ids->getNumberOfComponents()!=1 || ids->getNumberOfTuples()!=nbOfEltInChunk || ids->getMinValueInArray()<0)
749 std::ostringstream oss; oss << "MEDCouplingFieldDiscretizationOnNodes::getNumberOfTuplesExpectedRegardingCode : input pfl chunck at pos " << pos << " should have " << i << " tuples and one component and with ids all >=0 !";
750 throw INTERP_KERNEL::Exception(oss.str().c_str());
758 int MEDCouplingFieldDiscretizationOnNodes::getNumberOfMeshPlaces(const MEDCouplingMesh *mesh) const
761 throw INTERP_KERNEL::Exception("MEDCouplingFieldDiscretizationNodes::getNumberOfMeshPlaces : NULL input mesh !");
762 return mesh->getNumberOfNodes();
766 * Nothing to do here.
768 void MEDCouplingFieldDiscretizationOnNodes::renumberArraysForCell(const MEDCouplingMesh *, const std::vector<DataArray *>& arrays,
769 const int *old2NewBg, bool check) throw(INTERP_KERNEL::Exception)
773 DataArrayInt *MEDCouplingFieldDiscretizationOnNodes::getOffsetArr(const MEDCouplingMesh *mesh) const
776 throw INTERP_KERNEL::Exception("MEDCouplingFieldDiscretizationNodes::getOffsetArr : NULL input mesh !");
777 int nbOfTuples=mesh->getNumberOfNodes();
778 DataArrayInt *ret=DataArrayInt::New();
779 ret->alloc(nbOfTuples+1,1);
784 DataArrayDouble *MEDCouplingFieldDiscretizationOnNodes::getLocalizationOfDiscValues(const MEDCouplingMesh *mesh) const
787 throw INTERP_KERNEL::Exception("MEDCouplingFieldDiscretizationNodes::getLocalizationOfDiscValues : NULL input mesh !");
788 return mesh->getCoordinatesAndOwner();
791 void MEDCouplingFieldDiscretizationOnNodes::computeMeshRestrictionFromTupleIds(const MEDCouplingMesh *mesh, const int *tupleIdsBg, const int *tupleIdsEnd,
792 DataArrayInt *&cellRestriction, DataArrayInt *&trueTupleRestriction) const throw(INTERP_KERNEL::Exception)
795 throw INTERP_KERNEL::Exception("MEDCouplingFieldDiscretizationOnNodes::computeMeshRestrictionFromTupleIds : NULL input mesh !");
796 MEDCouplingAutoRefCountObjectPtr<DataArrayInt> ret1=mesh->getCellIdsFullyIncludedInNodeIds(tupleIdsBg,tupleIdsEnd);
797 const MEDCouplingUMesh *meshc=dynamic_cast<const MEDCouplingUMesh *>(mesh);
799 throw INTERP_KERNEL::Exception("MEDCouplingFieldDiscretizationOnNodes::computeMeshRestrictionFromTupleIds : trying to subpart field on nodes by node ids ! Your mesh has to be unstructured !");
800 MEDCouplingAutoRefCountObjectPtr<MEDCouplingUMesh> meshPart=static_cast<MEDCouplingUMesh *>(meshc->buildPartOfMySelf(ret1->begin(),ret1->end(),true));
801 MEDCouplingAutoRefCountObjectPtr<DataArrayInt> ret2=meshPart->computeFetchedNodeIds();
802 cellRestriction=ret1.retn();
803 trueTupleRestriction=ret2.retn();
806 void MEDCouplingFieldDiscretizationOnNodes::checkCoherencyBetween(const MEDCouplingMesh *mesh, const DataArray *da) const throw(INTERP_KERNEL::Exception)
809 throw INTERP_KERNEL::Exception("MEDCouplingFieldDiscretizationNodes::checkCoherencyBetween : NULL input mesh or DataArray !");
810 if(mesh->getNumberOfNodes()!=da->getNumberOfTuples())
812 std::ostringstream message;
813 message << "Field on nodes invalid because there are " << mesh->getNumberOfNodes();
814 message << " nodes in mesh and " << da->getNumberOfTuples() << " tuples in field !";
815 throw INTERP_KERNEL::Exception(message.str().c_str());
820 * This method returns a submesh of 'mesh' instance constituting cell ids contained in array defined as an interval [start;end).
821 * @param di is an array returned that specifies entity ids (here nodes ids) in mesh 'mesh' of entity in returned submesh.
822 * Example : The first node id of returned mesh has the (*di)[0] id in 'mesh'
824 MEDCouplingMesh *MEDCouplingFieldDiscretizationOnNodes::buildSubMeshData(const MEDCouplingMesh *mesh, const int *start, const int *end, DataArrayInt *&di) const
827 throw INTERP_KERNEL::Exception("MEDCouplingFieldDiscretizationNodes::buildSubMeshData : NULL input mesh !");
828 DataArrayInt *diTmp=0;
829 MEDCouplingAutoRefCountObjectPtr<MEDCouplingMesh> ret=mesh->buildPartAndReduceNodes(start,end,diTmp);
830 MEDCouplingAutoRefCountObjectPtr<DataArrayInt> diTmpSafe(diTmp);
831 MEDCouplingAutoRefCountObjectPtr<DataArrayInt> di2=diTmpSafe->invertArrayO2N2N2O(ret->getNumberOfNodes());
837 * This method is strictly equivalent to MEDCouplingFieldDiscretizationNodes::buildSubMeshData except that it is optimized for input defined as a range of cell ids.
839 * \param [out] beginOut Valid only if \a di is NULL
840 * \param [out] endOut Valid only if \a di is NULL
841 * \param [out] stepOut Valid only if \a di is NULL
842 * \param [out] di is an array returned that specifies entity ids (nodes, cells, Gauss points... ) in array if no output range is foundable.
844 * \sa MEDCouplingFieldDiscretizationNodes::buildSubMeshData
846 MEDCouplingMesh *MEDCouplingFieldDiscretizationOnNodes::buildSubMeshDataRange(const MEDCouplingMesh *mesh, int beginCellIds, int endCellIds, int stepCellIds, int& beginOut, int& endOut, int& stepOut, DataArrayInt *&di) const
849 throw INTERP_KERNEL::Exception("MEDCouplingFieldDiscretizationOnNodes::buildSubMeshDataRange : NULL input mesh !");
850 DataArrayInt *diTmp=0;
851 MEDCouplingAutoRefCountObjectPtr<MEDCouplingMesh> ret=mesh->buildPartRangeAndReduceNodes(beginCellIds,endCellIds,stepCellIds,beginOut,endOut,stepOut,diTmp);
854 MEDCouplingAutoRefCountObjectPtr<DataArrayInt> diTmpSafe(diTmp);
855 MEDCouplingAutoRefCountObjectPtr<DataArrayInt> di2=diTmpSafe->invertArrayO2N2N2O(ret->getNumberOfNodes());
862 * This method returns a tuple ids selection from cell ids selection [start;end).
863 * This method is called by MEDCouplingFieldDiscretizationOnNodes::buildSubMeshData to return parameter \b di.
864 * Here for P1 only nodes fetched by submesh of mesh[startCellIds:endCellIds) is returned !
866 * \return a newly allocated array containing ids to select into the DataArrayDouble of the field.
869 DataArrayInt *MEDCouplingFieldDiscretizationOnNodes::computeTupleIdsToSelectFromCellIds(const MEDCouplingMesh *mesh, const int *startCellIds, const int *endCellIds) const
872 throw INTERP_KERNEL::Exception("MEDCouplingFieldDiscretizationP1::computeTupleIdsToSelectFromCellIds : NULL input mesh !");
873 const MEDCouplingAutoRefCountObjectPtr<MEDCouplingUMesh> umesh=mesh->buildUnstructured();
874 MEDCouplingAutoRefCountObjectPtr<MEDCouplingUMesh> umesh2=static_cast<MEDCouplingUMesh *>(umesh->buildPartOfMySelf(startCellIds,endCellIds,true));
875 return umesh2->computeFetchedNodeIds();
878 void MEDCouplingFieldDiscretizationOnNodes::renumberValuesOnNodes(double epsOnVals, const int *old2NewPtr, int newNbOfNodes, DataArrayDouble *arr) const
880 RenumberEntitiesFromO2NArr(epsOnVals,old2NewPtr,newNbOfNodes,arr,"Node");
884 * Nothing to do it's not a bug.
886 void MEDCouplingFieldDiscretizationOnNodes::renumberValuesOnCells(double epsOnVals, const MEDCouplingMesh *mesh, const int *old2New, int newSz, DataArrayDouble *arr) const
891 * Nothing to do it's not a bug.
893 void MEDCouplingFieldDiscretizationOnNodes::renumberValuesOnCellsR(const MEDCouplingMesh *mesh, const int *new2old, int newSz, DataArrayDouble *arr) const
897 void MEDCouplingFieldDiscretizationOnNodes::getValueOnPos(const DataArrayDouble *arr, const MEDCouplingMesh *mesh, int i, int j, int k, double *res) const
899 const MEDCouplingCMesh *meshC=dynamic_cast<const MEDCouplingCMesh *>(mesh);
901 throw INTERP_KERNEL::Exception("OnNodes::getValueOnPos(i,j,k) is only accessible for structured meshes !");
902 int id=meshC->getNodeIdFromPos(i,j,k);
903 arr->getTuple(id,res);
906 TypeOfField MEDCouplingFieldDiscretizationP1::getEnum() const
912 * This method is simply called by MEDCouplingFieldDiscretization::deepCpy. It performs the deep copy of \a this.
914 * \sa MEDCouplingFieldDiscretization::deepCpy.
916 MEDCouplingFieldDiscretization *MEDCouplingFieldDiscretizationP1::clone() const
918 return new MEDCouplingFieldDiscretizationP1;
921 std::string MEDCouplingFieldDiscretizationP1::getStringRepr() const
923 return std::string(REPR);
926 const char *MEDCouplingFieldDiscretizationP1::getRepr() const
931 bool MEDCouplingFieldDiscretizationP1::isEqualIfNotWhy(const MEDCouplingFieldDiscretization *other, double eps, std::string& reason) const
935 reason="other spatial discretization is NULL, and this spatial discretization (P1) is defined.";
938 const MEDCouplingFieldDiscretizationP1 *otherC=dynamic_cast<const MEDCouplingFieldDiscretizationP1 *>(other);
941 reason="Spatial discrtization of this is ON_NODES, which is not the case of other.";
945 void MEDCouplingFieldDiscretizationP1::checkCompatibilityWithNature(NatureOfField nat) const throw(INTERP_KERNEL::Exception)
947 if(nat!=ConservativeVolumic)
948 throw INTERP_KERNEL::Exception("Invalid nature for P1 field : expected ConservativeVolumic !");
951 MEDCouplingFieldDouble *MEDCouplingFieldDiscretizationP1::getMeasureField(const MEDCouplingMesh *mesh, bool isAbs) const
954 throw INTERP_KERNEL::Exception("MEDCouplingFieldDiscretizationP1::getMeasureField : mesh instance specified is NULL !");
955 return mesh->getMeasureFieldOnNode(isAbs);
958 void MEDCouplingFieldDiscretizationP1::getValueOn(const DataArrayDouble *arr, const MEDCouplingMesh *mesh, const double *loc, double *res) const
961 throw INTERP_KERNEL::Exception("MEDCouplingFieldDiscretizationP1::getValueOn : NULL input mesh !");
962 int id=mesh->getCellContainingPoint(loc,_precision);
964 throw INTERP_KERNEL::Exception("Specified point is detected outside of mesh : unable to apply P1::getValueOn !");
965 INTERP_KERNEL::NormalizedCellType type=mesh->getTypeOfCell(id);
966 if(type!=INTERP_KERNEL::NORM_SEG2 && type!=INTERP_KERNEL::NORM_TRI3 && type!=INTERP_KERNEL::NORM_TETRA4)
967 throw INTERP_KERNEL::Exception("P1 getValueOn is not specified for not simplex cells !");
968 getValueInCell(mesh,id,arr,loc,res);
972 * This method localizes a point defined by 'loc' in a cell with id 'cellId' into mesh 'mesh'.
973 * The result is put into res expected to be of size at least arr->getNumberOfComponents()
975 void MEDCouplingFieldDiscretizationP1::getValueInCell(const MEDCouplingMesh *mesh, int cellId, const DataArrayDouble *arr, const double *loc, double *res) const
978 throw INTERP_KERNEL::Exception("MEDCouplingFieldDiscretizationP1::getValueInCell : NULL input mesh !");
979 std::vector<int> conn;
980 std::vector<double> coo;
981 mesh->getNodeIdsOfCell(cellId,conn);
982 for(std::vector<int>::const_iterator iter=conn.begin();iter!=conn.end();iter++)
983 mesh->getCoordinatesOfNode(*iter,coo);
984 int spaceDim=mesh->getSpaceDimension();
985 std::size_t nbOfNodes=conn.size();
986 std::vector<const double *> vec(nbOfNodes);
987 for(std::size_t i=0;i<nbOfNodes;i++)
988 vec[i]=&coo[i*spaceDim];
989 INTERP_KERNEL::AutoPtr<double> tmp=new double[nbOfNodes];
990 INTERP_KERNEL::barycentric_coords(vec,loc,tmp);
991 int sz=arr->getNumberOfComponents();
992 INTERP_KERNEL::AutoPtr<double> tmp2=new double[sz];
993 std::fill(res,res+sz,0.);
994 for(std::size_t i=0;i<nbOfNodes;i++)
996 arr->getTuple(conn[i],(double *)tmp2);
997 std::transform((double *)tmp2,((double *)tmp2)+sz,(double *)tmp2,std::bind2nd(std::multiplies<double>(),tmp[i]));
998 std::transform(res,res+sz,(double *)tmp2,res,std::plus<double>());
1002 DataArrayDouble *MEDCouplingFieldDiscretizationP1::getValueOnMulti(const DataArrayDouble *arr, const MEDCouplingMesh *mesh, const double *loc, int nbOfPoints) const
1005 throw INTERP_KERNEL::Exception("MEDCouplingFieldDiscretizationP1::getValueOnMulti : NULL input mesh !");
1006 MEDCouplingAutoRefCountObjectPtr<DataArrayInt> eltsArr,eltsIndexArr;
1007 mesh->getCellsContainingPoints(loc,nbOfPoints,_precision,eltsArr,eltsIndexArr);
1008 const int *elts(eltsArr->begin()),*eltsIndex(eltsIndexArr->begin());
1009 int spaceDim=mesh->getSpaceDimension();
1010 int nbOfComponents=arr->getNumberOfComponents();
1011 MEDCouplingAutoRefCountObjectPtr<DataArrayDouble> ret=DataArrayDouble::New();
1012 ret->alloc(nbOfPoints,nbOfComponents);
1013 double *ptToFill=ret->getPointer();
1014 for(int i=0;i<nbOfPoints;i++)
1015 if(eltsIndex[i+1]-eltsIndex[i]>=1)
1016 getValueInCell(mesh,elts[eltsIndex[i]],arr,loc+i*spaceDim,ptToFill+i*nbOfComponents);
1019 std::ostringstream oss; oss << "Point #" << i << " with coordinates : (";
1020 std::copy(loc+i*spaceDim,loc+(i+1)*spaceDim,std::ostream_iterator<double>(oss,", "));
1021 oss << ") detected outside mesh : unable to apply P1::getValueOnMulti ! ";
1022 throw INTERP_KERNEL::Exception(oss.str().c_str());
1027 void MEDCouplingFieldDiscretizationP1::reprQuickOverview(std::ostream& stream) const throw(INTERP_KERNEL::Exception)
1029 stream << "P1 spatial discretization.";
1032 MEDCouplingFieldDiscretizationPerCell::MEDCouplingFieldDiscretizationPerCell():_discr_per_cell(0)
1036 MEDCouplingFieldDiscretizationPerCell::~MEDCouplingFieldDiscretizationPerCell()
1039 _discr_per_cell->decrRef();
1043 * This constructor deep copies ParaMEDMEM::DataArrayInt instance from other (if any).
1045 MEDCouplingFieldDiscretizationPerCell::MEDCouplingFieldDiscretizationPerCell(const MEDCouplingFieldDiscretizationPerCell& other, const int *startCellIds, const int *endCellIds):_discr_per_cell(0)
1047 DataArrayInt *arr=other._discr_per_cell;
1050 if(startCellIds==0 && endCellIds==0)
1051 _discr_per_cell=arr->deepCpy();
1053 _discr_per_cell=arr->selectByTupleIdSafe(startCellIds,endCellIds);
1057 MEDCouplingFieldDiscretizationPerCell::MEDCouplingFieldDiscretizationPerCell(const MEDCouplingFieldDiscretizationPerCell& other, int beginCellIds, int endCellIds, int stepCellIds):_discr_per_cell(0)
1059 DataArrayInt *arr=other._discr_per_cell;
1062 _discr_per_cell=arr->selectByTupleId2(beginCellIds,endCellIds,stepCellIds);
1066 void MEDCouplingFieldDiscretizationPerCell::updateTime() const
1069 updateTimeWith(*_discr_per_cell);
1072 std::size_t MEDCouplingFieldDiscretizationPerCell::getHeapMemorySize() const
1076 ret+=_discr_per_cell->getHeapMemorySize();
1080 void MEDCouplingFieldDiscretizationPerCell::checkCoherencyBetween(const MEDCouplingMesh *mesh, const DataArray *da) const throw(INTERP_KERNEL::Exception)
1082 if(!_discr_per_cell)
1083 throw INTERP_KERNEL::Exception("MEDCouplingFieldDiscretizationPerCell has no discretization per cell !");
1085 throw INTERP_KERNEL::Exception("MEDCouplingFieldDiscretizationPerCell::checkCoherencyBetween : NULL input mesh or DataArray !");
1086 int nbOfTuples=_discr_per_cell->getNumberOfTuples();
1087 if(nbOfTuples!=mesh->getNumberOfCells())
1088 throw INTERP_KERNEL::Exception("MEDCouplingFieldDiscretizationPerCell has a discretization per cell but it's not matching the underlying mesh !");
1091 bool MEDCouplingFieldDiscretizationPerCell::isEqualIfNotWhy(const MEDCouplingFieldDiscretization *other, double eps, std::string& reason) const
1095 reason="other spatial discretization is NULL, and this spatial discretization (PerCell) is defined.";
1098 const MEDCouplingFieldDiscretizationPerCell *otherC=dynamic_cast<const MEDCouplingFieldDiscretizationPerCell *>(other);
1101 reason="Spatial discretization of this is ON_GAUSS, which is not the case of other.";
1104 if(_discr_per_cell==0)
1105 return otherC->_discr_per_cell==0;
1106 if(otherC->_discr_per_cell==0)
1108 bool ret=_discr_per_cell->isEqualIfNotWhy(*otherC->_discr_per_cell,reason);
1110 reason.insert(0,"Field discretization per cell DataArrayInt given the discid per cell :");
1114 bool MEDCouplingFieldDiscretizationPerCell::isEqualWithoutConsideringStr(const MEDCouplingFieldDiscretization *other, double eps) const
1116 const MEDCouplingFieldDiscretizationPerCell *otherC=dynamic_cast<const MEDCouplingFieldDiscretizationPerCell *>(other);
1119 if(_discr_per_cell==0)
1120 return otherC->_discr_per_cell==0;
1121 if(otherC->_discr_per_cell==0)
1123 return _discr_per_cell->isEqualWithoutConsideringStr(*otherC->_discr_per_cell);
1127 * This method is typically the first step of renumbering. The impact on _discr_per_cell is necessary here.
1128 * virtualy by this method.
1130 void MEDCouplingFieldDiscretizationPerCell::renumberCells(const int *old2NewBg, bool check) throw(INTERP_KERNEL::Exception)
1132 int nbCells=_discr_per_cell->getNumberOfTuples();
1133 const int *array=old2NewBg;
1135 array=DataArrayInt::CheckAndPreparePermutation(old2NewBg,old2NewBg+nbCells);
1137 DataArrayInt *dpc=_discr_per_cell->renumber(array);
1138 _discr_per_cell->decrRef();
1139 _discr_per_cell=dpc;
1142 free(const_cast<int *>(array));
1145 void MEDCouplingFieldDiscretizationPerCell::buildDiscrPerCellIfNecessary(const MEDCouplingMesh *mesh)
1148 throw INTERP_KERNEL::Exception("MEDCouplingFieldDiscretizationPerCell::buildDiscrPerCellIfNecessary : NULL input mesh !");
1149 if(!_discr_per_cell)
1151 _discr_per_cell=DataArrayInt::New();
1152 int nbTuples=mesh->getNumberOfCells();
1153 _discr_per_cell->alloc(nbTuples,1);
1154 int *ptr=_discr_per_cell->getPointer();
1155 std::fill(ptr,ptr+nbTuples,DFT_INVALID_LOCID_VALUE);
1159 void MEDCouplingFieldDiscretizationPerCell::checkNoOrphanCells() const throw(INTERP_KERNEL::Exception)
1161 if(!_discr_per_cell)
1162 throw INTERP_KERNEL::Exception("MEDCouplingFieldDiscretizationPerCell::checkNoOrphanCells : no discretization defined !");
1163 MEDCouplingAutoRefCountObjectPtr<DataArrayInt> test=_discr_per_cell->getIdsEqual(DFT_INVALID_LOCID_VALUE);
1164 if(test->getNumberOfTuples()!=0)
1165 throw INTERP_KERNEL::Exception("MEDCouplingFieldDiscretizationPerCell::checkNoOrphanCells : presence of orphan cells !");
1169 * This method is useful when 'this' describes a field discretization with several gauss discretization on a \b same cell type.
1170 * For example same NORM_TRI3 cells having 6 gauss points and others with 12 gauss points.
1171 * This method returns 2 arrays with same size : the return value and 'locIds' output parameter.
1172 * For a given i into [0,locIds.size) ret[i] represents the set of cell ids of i_th set an locIds[i] represents the set of discretisation of the set.
1173 * The return vector contains a set of newly created instance to deal with.
1174 * The returned vector represents a \b partition of cells ids with a gauss discretization set.
1176 * If no descretization is set in 'this' and exception will be thrown.
1178 std::vector<DataArrayInt *> MEDCouplingFieldDiscretizationPerCell::splitIntoSingleGaussDicrPerCellType(std::vector<int>& locIds) const throw(INTERP_KERNEL::Exception)
1180 if(!_discr_per_cell)
1181 throw INTERP_KERNEL::Exception("MEDCouplingFieldDiscretizationPerCell::splitIntoSingleGaussDicrPerCellType : no descretization set !");
1182 return _discr_per_cell->partitionByDifferentValues(locIds);
1185 const DataArrayInt *MEDCouplingFieldDiscretizationPerCell::getArrayOfDiscIds() const
1187 return _discr_per_cell;
1190 void MEDCouplingFieldDiscretizationPerCell::setArrayOfDiscIds(const DataArrayInt *adids) throw(INTERP_KERNEL::Exception)
1192 if(adids!=_discr_per_cell)
1195 _discr_per_cell->decrRef();
1196 _discr_per_cell=const_cast<DataArrayInt *>(adids);
1198 _discr_per_cell->incrRef();
1203 MEDCouplingFieldDiscretizationGauss::MEDCouplingFieldDiscretizationGauss()
1207 MEDCouplingFieldDiscretizationGauss::MEDCouplingFieldDiscretizationGauss(const MEDCouplingFieldDiscretizationGauss& other, const int *startCellIds, const int *endCellIds):MEDCouplingFieldDiscretizationPerCell(other,startCellIds,endCellIds),_loc(other._loc)
1211 MEDCouplingFieldDiscretizationGauss::MEDCouplingFieldDiscretizationGauss(const MEDCouplingFieldDiscretizationGauss& other, int beginCellIds, int endCellIds, int stepCellIds):MEDCouplingFieldDiscretizationPerCell(other,beginCellIds,endCellIds,stepCellIds),_loc(other._loc)
1215 TypeOfField MEDCouplingFieldDiscretizationGauss::getEnum() const
1220 bool MEDCouplingFieldDiscretizationGauss::isEqualIfNotWhy(const MEDCouplingFieldDiscretization *other, double eps, std::string& reason) const
1224 reason="other spatial discretization is NULL, and this spatial discretization (Gauss) is defined.";
1227 const MEDCouplingFieldDiscretizationGauss *otherC=dynamic_cast<const MEDCouplingFieldDiscretizationGauss *>(other);
1230 reason="Spatial discrtization of this is ON_GAUSS, which is not the case of other.";
1233 if(!MEDCouplingFieldDiscretizationPerCell::isEqualIfNotWhy(other,eps,reason))
1235 if(_loc.size()!=otherC->_loc.size())
1237 reason="Gauss spatial discretization : localization sizes differ";
1240 std::size_t sz=_loc.size();
1241 for(std::size_t i=0;i<sz;i++)
1242 if(!_loc[i].isEqual(otherC->_loc[i],eps))
1244 std::ostringstream oss; oss << "Gauss spatial discretization : Localization #" << i << " differ from this to other.";
1251 bool MEDCouplingFieldDiscretizationGauss::isEqualWithoutConsideringStr(const MEDCouplingFieldDiscretization *other, double eps) const
1253 const MEDCouplingFieldDiscretizationGauss *otherC=dynamic_cast<const MEDCouplingFieldDiscretizationGauss *>(other);
1256 if(!MEDCouplingFieldDiscretizationPerCell::isEqualWithoutConsideringStr(other,eps))
1258 if(_loc.size()!=otherC->_loc.size())
1260 std::size_t sz=_loc.size();
1261 for(std::size_t i=0;i<sz;i++)
1262 if(!_loc[i].isEqual(otherC->_loc[i],eps))
1268 * This method is simply called by MEDCouplingFieldDiscretization::deepCpy. It performs the deep copy of \a this.
1270 * \sa MEDCouplingFieldDiscretization::deepCpy.
1272 MEDCouplingFieldDiscretization *MEDCouplingFieldDiscretizationGauss::clone() const
1274 return new MEDCouplingFieldDiscretizationGauss(*this);
1277 MEDCouplingFieldDiscretization *MEDCouplingFieldDiscretizationGauss::clonePart(const int *startCellIds, const int *endCellIds) const
1279 return new MEDCouplingFieldDiscretizationGauss(*this,startCellIds,endCellIds);
1282 MEDCouplingFieldDiscretization *MEDCouplingFieldDiscretizationGauss::clonePartRange(int beginCellIds, int endCellIds, int stepCellIds) const
1284 return new MEDCouplingFieldDiscretizationGauss(*this,beginCellIds,endCellIds,stepCellIds);
1287 std::string MEDCouplingFieldDiscretizationGauss::getStringRepr() const
1289 std::ostringstream oss; oss << REPR << "." << std::endl;
1292 if(_discr_per_cell->isAllocated())
1294 oss << "Discretization per cell : ";
1295 std::copy(_discr_per_cell->begin(),_discr_per_cell->end(),std::ostream_iterator<int>(oss,", "));
1299 oss << "Presence of " << _loc.size() << " localizations." << std::endl;
1301 for(std::vector<MEDCouplingGaussLocalization>::const_iterator it=_loc.begin();it!=_loc.end();it++,i++)
1303 oss << "+++++ Localization #" << i << " +++++" << std::endl;
1304 oss << (*it).getStringRepr();
1305 oss << "++++++++++" << std::endl;
1310 std::size_t MEDCouplingFieldDiscretizationGauss::getHeapMemorySize() const
1312 std::size_t ret=_loc.capacity()*sizeof(MEDCouplingGaussLocalization);
1313 for(std::vector<MEDCouplingGaussLocalization>::const_iterator it=_loc.begin();it!=_loc.end();it++)
1314 ret+=(*it).getHeapMemorySize();
1315 return MEDCouplingFieldDiscretizationPerCell::getHeapMemorySize()+ret;
1318 const char *MEDCouplingFieldDiscretizationGauss::getRepr() const
1324 * mesh is not used here. It is not a bug !
1326 int MEDCouplingFieldDiscretizationGauss::getNumberOfTuplesExpectedRegardingCode(const MEDCouplingMesh *mesh, const std::vector<int>& code, const std::vector<const DataArrayInt *>& idsPerType) const throw(INTERP_KERNEL::Exception)
1328 if(!_discr_per_cell || !_discr_per_cell->isAllocated() || _discr_per_cell->getNumberOfComponents()!=1)
1329 throw INTERP_KERNEL::Exception("MEDCouplingFieldDiscretizationGauss::getNumberOfTuplesExpectedRegardingCode");
1330 if(code.size()%3!=0)
1331 throw INTERP_KERNEL::Exception("MEDCouplingFieldDiscretizationGauss::getNumberOfTuplesExpectedRegardingCode : invalid input code !");
1332 int nbOfSplit=(int)idsPerType.size();
1333 int nbOfTypes=(int)code.size()/3;
1335 for(int i=0;i<nbOfTypes;i++)
1337 int nbOfEltInChunk=code[3*i+1];
1338 if(nbOfEltInChunk<0)
1339 throw INTERP_KERNEL::Exception("MEDCouplingFieldDiscretizationGauss::getNumberOfTuplesExpectedRegardingCode : invalid input code ! presence of negative value in a type !");
1340 int pos=code[3*i+2];
1343 if(pos<0 || pos>=nbOfSplit)
1345 std::ostringstream oss; oss << "MEDCouplingFieldDiscretizationGauss::getNumberOfTuplesExpectedRegardingCode : input code points to pos " << pos << " in typeid " << i << " ! Should be in [0," << nbOfSplit << ") !";
1346 throw INTERP_KERNEL::Exception(oss.str().c_str());
1348 const DataArrayInt *ids(idsPerType[pos]);
1349 if(!ids || !ids->isAllocated() || ids->getNumberOfComponents()!=1 || ids->getNumberOfTuples()!=nbOfEltInChunk || ids->getMinValueInArray()<0)
1351 std::ostringstream oss; oss << "MEDCouplingFieldDiscretizationGauss::getNumberOfTuplesExpectedRegardingCode : input pfl chunck at pos " << pos << " should have " << i << " tuples and one component and with ids all >=0 !";
1352 throw INTERP_KERNEL::Exception(oss.str().c_str());
1355 ret+=nbOfEltInChunk;
1357 if(ret!=_discr_per_cell->getNumberOfTuples())
1359 std::ostringstream oss; oss << "MEDCouplingFieldDiscretizationGauss::getNumberOfTuplesExpectedRegardingCode : input code points to " << ret << " cells whereas discretization percell array lgth is " << _discr_per_cell->getNumberOfTuples() << " !";
1361 return getNumberOfTuples(0);//0 is not an error ! It is to be sure that input mesh is not used
1364 int MEDCouplingFieldDiscretizationGauss::getNumberOfTuples(const MEDCouplingMesh *) const throw(INTERP_KERNEL::Exception)
1367 if (_discr_per_cell == 0)
1368 throw INTERP_KERNEL::Exception("Discretization is not initialized!");
1369 const int *dcPtr=_discr_per_cell->getConstPointer();
1370 int nbOfTuples=_discr_per_cell->getNumberOfTuples();
1371 int maxSz=(int)_loc.size();
1372 for(const int *w=dcPtr;w!=dcPtr+nbOfTuples;w++)
1374 if(*w>=0 && *w<maxSz)
1375 ret+=_loc[*w].getNumberOfGaussPt();
1378 std::ostringstream oss; oss << "MEDCouplingFieldDiscretizationGauss::getNumberOfTuples : At cell #" << std::distance(dcPtr,w) << " localization id is " << *w << " should be in [0," << maxSz << ") !";
1379 throw INTERP_KERNEL::Exception(oss.str().c_str());
1385 int MEDCouplingFieldDiscretizationGauss::getNumberOfMeshPlaces(const MEDCouplingMesh *mesh) const
1388 throw INTERP_KERNEL::Exception("MEDCouplingFieldDiscretizationGauss::getNumberOfMeshPlaces : NULL input mesh !");
1389 return mesh->getNumberOfCells();
1393 * This method is redevelopped for performance reasons, but it is equivalent to a call to MEDCouplingFieldDiscretizationGauss::buildNbOfGaussPointPerCellField
1394 * and a call to DataArrayDouble::computeOffsets2 on the returned array.
1396 DataArrayInt *MEDCouplingFieldDiscretizationGauss::getOffsetArr(const MEDCouplingMesh *mesh) const
1399 throw INTERP_KERNEL::Exception("MEDCouplingFieldDiscretizationGauss::getOffsetArr : NULL input mesh !");
1400 int nbOfTuples=mesh->getNumberOfCells();
1401 MEDCouplingAutoRefCountObjectPtr<DataArrayInt> ret=DataArrayInt::New();
1402 ret->alloc(nbOfTuples+1,1);
1403 int *retPtr=ret->getPointer();
1404 const int *start=_discr_per_cell->getConstPointer();
1405 if(_discr_per_cell->getNumberOfTuples()!=nbOfTuples)
1406 throw INTERP_KERNEL::Exception("MEDCouplingFieldDiscretizationGauss::getOffsetArr : mismatch between the mesh and the discretization ids array length !");
1407 int maxPossible=(int)_loc.size();
1409 for(int i=0;i<nbOfTuples;i++,start++)
1411 if(*start>=0 && *start<maxPossible)
1412 retPtr[i+1]=retPtr[i]+_loc[*start].getNumberOfGaussPt();
1415 std::ostringstream oss; oss << "MEDCouplingFieldDiscretizationGauss::getOffsetArr : At position #" << i << " the locid = " << *start << " whereas it should be in [0," << maxPossible << ") !";
1416 throw INTERP_KERNEL::Exception(oss.str().c_str());
1422 void MEDCouplingFieldDiscretizationGauss::renumberArraysForCell(const MEDCouplingMesh *mesh, const std::vector<DataArray *>& arrays,
1423 const int *old2NewBg, bool check) throw(INTERP_KERNEL::Exception)
1426 throw INTERP_KERNEL::Exception("MEDCouplingFieldDiscretizationGauss::renumberArraysForCell : NULL input mesh !");
1427 const int *array=old2NewBg;
1429 array=DataArrayInt::CheckAndPreparePermutation(old2NewBg,old2NewBg+mesh->getNumberOfCells());
1430 int nbOfCells=_discr_per_cell->getNumberOfTuples();
1431 int nbOfTuples=getNumberOfTuples(0);
1432 const int *dcPtr=_discr_per_cell->getConstPointer();
1433 int *array2=new int[nbOfTuples];//stores the final conversion array old2New to give to arrays in renumberInPlace.
1434 int *array3=new int[nbOfCells];//store for each cell in present dcp array (already renumbered) the offset needed by each cell in new numbering.
1436 for(int i=1;i<nbOfCells;i++)
1437 array3[i]=array3[i-1]+_loc[dcPtr[i-1]].getNumberOfGaussPt();
1439 for(int i=0;i<nbOfCells;i++)
1441 int nbOfGaussPt=_loc[dcPtr[array[i]]].getNumberOfGaussPt();
1442 for(int k=0;k<nbOfGaussPt;k++,j++)
1443 array2[j]=array3[array[i]]+k;
1446 for(std::vector<DataArray *>::const_iterator it=arrays.begin();it!=arrays.end();it++)
1448 (*it)->renumberInPlace(array2);
1451 free(const_cast<int*>(array));
1454 DataArrayDouble *MEDCouplingFieldDiscretizationGauss::getLocalizationOfDiscValues(const MEDCouplingMesh *mesh) const
1457 throw INTERP_KERNEL::Exception("MEDCouplingFieldDiscretizationGauss::getLocalizationOfDiscValues : NULL input mesh !");
1458 checkNoOrphanCells();
1459 MEDCouplingAutoRefCountObjectPtr<MEDCouplingUMesh> umesh=mesh->buildUnstructured();//in general do nothing
1460 int nbOfTuples=getNumberOfTuples(mesh);
1461 MEDCouplingAutoRefCountObjectPtr<DataArrayDouble> ret=DataArrayDouble::New();
1462 int spaceDim=mesh->getSpaceDimension();
1463 ret->alloc(nbOfTuples,spaceDim);
1464 std::vector< int > locIds;
1465 std::vector<DataArrayInt *> parts=splitIntoSingleGaussDicrPerCellType(locIds);
1466 std::vector< MEDCouplingAutoRefCountObjectPtr<DataArrayInt> > parts2(parts.size());
1467 std::copy(parts.begin(),parts.end(),parts2.begin());
1468 MEDCouplingAutoRefCountObjectPtr<DataArrayInt> offsets=buildNbOfGaussPointPerCellField();
1469 offsets->computeOffsets();
1470 const int *ptrOffsets=offsets->getConstPointer();
1471 const double *coords=umesh->getCoords()->getConstPointer();
1472 const int *connI=umesh->getNodalConnectivityIndex()->getConstPointer();
1473 const int *conn=umesh->getNodalConnectivity()->getConstPointer();
1474 double *valsToFill=ret->getPointer();
1475 for(std::size_t i=0;i<parts2.size();i++)
1477 INTERP_KERNEL::GaussCoords calculator;
1479 const MEDCouplingGaussLocalization& cli=_loc[locIds[i]];//curLocInfo
1480 INTERP_KERNEL::NormalizedCellType typ=cli.getType();
1481 const std::vector<double>& wg=cli.getWeights();
1482 calculator.addGaussInfo(typ,INTERP_KERNEL::CellModel::GetCellModel(typ).getDimension(),
1483 &cli.getGaussCoords()[0],(int)wg.size(),&cli.getRefCoords()[0],
1484 INTERP_KERNEL::CellModel::GetCellModel(typ).getNumberOfNodes());
1486 int nbt=parts2[i]->getNumberOfTuples();
1487 for(const int *w=parts2[i]->getConstPointer();w!=parts2[i]->getConstPointer()+nbt;w++)
1488 calculator.calculateCoords(cli.getType(),coords,spaceDim,conn+connI[*w]+1,valsToFill+spaceDim*(ptrOffsets[*w]));
1490 ret->copyStringInfoFrom(*umesh->getCoords());
1494 void MEDCouplingFieldDiscretizationGauss::computeMeshRestrictionFromTupleIds(const MEDCouplingMesh *mesh, const int *tupleIdsBg, const int *tupleIdsEnd,
1495 DataArrayInt *&cellRestriction, DataArrayInt *&trueTupleRestriction) const throw(INTERP_KERNEL::Exception)
1498 throw INTERP_KERNEL::Exception("MEDCouplingFieldDiscretizationGauss::computeMeshRestrictionFromTupleIds : NULL input mesh !");
1499 MEDCouplingAutoRefCountObjectPtr<DataArrayInt> tmp=DataArrayInt::New(); tmp->alloc((int)std::distance(tupleIdsBg,tupleIdsEnd),1);
1500 std::copy(tupleIdsBg,tupleIdsEnd,tmp->getPointer());
1502 tmp=tmp->buildUnique();
1503 MEDCouplingAutoRefCountObjectPtr<DataArrayInt> nbOfNodesPerCell=buildNbOfGaussPointPerCellField();
1504 nbOfNodesPerCell->computeOffsets2();
1505 nbOfNodesPerCell->searchRangesInListOfIds(tmp,cellRestriction,trueTupleRestriction);
1511 void MEDCouplingFieldDiscretizationGauss::checkCompatibilityWithNature(NatureOfField nat) const throw(INTERP_KERNEL::Exception)
1515 void MEDCouplingFieldDiscretizationGauss::getTinySerializationIntInformation(std::vector<int>& tinyInfo) const
1519 val=_discr_per_cell->getNumberOfTuples();
1520 tinyInfo.push_back(val);
1521 tinyInfo.push_back((int)_loc.size());
1523 tinyInfo.push_back(-1);
1525 tinyInfo.push_back(_loc[0].getDimension());
1526 for(std::vector<MEDCouplingGaussLocalization>::const_iterator iter=_loc.begin();iter!=_loc.end();iter++)
1527 (*iter).pushTinySerializationIntInfo(tinyInfo);
1530 void MEDCouplingFieldDiscretizationGauss::getTinySerializationDbleInformation(std::vector<double>& tinyInfo) const
1532 for(std::vector<MEDCouplingGaussLocalization>::const_iterator iter=_loc.begin();iter!=_loc.end();iter++)
1533 (*iter).pushTinySerializationDblInfo(tinyInfo);
1536 void MEDCouplingFieldDiscretizationGauss::getSerializationIntArray(DataArrayInt *& arr) const
1540 arr=_discr_per_cell;
1543 void MEDCouplingFieldDiscretizationGauss::resizeForUnserialization(const std::vector<int>& tinyInfo, DataArrayInt *& arr)
1545 int val=tinyInfo[0];
1548 _discr_per_cell=DataArrayInt::New();
1549 _discr_per_cell->alloc(val,1);
1553 arr=_discr_per_cell;
1554 int nbOfLoc=tinyInfo[1];
1556 int dim=tinyInfo[2];
1559 delta=((int)tinyInfo.size()-3)/nbOfLoc;
1560 for(int i=0;i<nbOfLoc;i++)
1562 std::vector<int> tmp(tinyInfo.begin()+3+i*delta,tinyInfo.begin()+3+(i+1)*delta);
1563 MEDCouplingGaussLocalization elt=MEDCouplingGaussLocalization::BuildNewInstanceFromTinyInfo(dim,tmp);
1564 _loc.push_back(elt);
1568 void MEDCouplingFieldDiscretizationGauss::finishUnserialization(const std::vector<double>& tinyInfo)
1570 double *tmp=new double[tinyInfo.size()];
1571 std::copy(tinyInfo.begin(),tinyInfo.end(),tmp);
1572 const double *work=tmp;
1573 for(std::vector<MEDCouplingGaussLocalization>::iterator iter=_loc.begin();iter!=_loc.end();iter++)
1574 work=(*iter).fillWithValues(work);
1578 double MEDCouplingFieldDiscretizationGauss::getIJK(const MEDCouplingMesh *mesh, const DataArrayDouble *da,
1579 int cellId, int nodeIdInCell, int compoId) const throw(INTERP_KERNEL::Exception)
1581 int offset=getOffsetOfCell(cellId);
1582 return da->getIJ(offset+nodeIdInCell,compoId);
1585 void MEDCouplingFieldDiscretizationGauss::checkCoherencyBetween(const MEDCouplingMesh *mesh, const DataArray *da) const throw(INTERP_KERNEL::Exception)
1588 throw INTERP_KERNEL::Exception("MEDCouplingFieldDiscretizationGauss::checkCoherencyBetween : NULL input mesh or DataArray !");
1589 MEDCouplingFieldDiscretizationPerCell::checkCoherencyBetween(mesh,da);
1590 for(std::vector<MEDCouplingGaussLocalization>::const_iterator iter=_loc.begin();iter!=_loc.end();iter++)
1591 (*iter).checkCoherency();
1592 int nbOfDesc=(int)_loc.size();
1593 int nbOfCells=mesh->getNumberOfCells();
1594 const int *dc=_discr_per_cell->getConstPointer();
1595 for(int i=0;i<nbOfCells;i++)
1599 std::ostringstream oss; oss << "Cell # " << i << " of mesh \"" << mesh->getName() << "\" has an undefined gauss location ! Should never happend !";
1600 throw INTERP_KERNEL::Exception(oss.str().c_str());
1604 std::ostringstream oss; oss << "Cell # " << i << " of mesh \"" << mesh->getName() << "\" has no gauss location !";
1605 throw INTERP_KERNEL::Exception(oss.str().c_str());
1607 if(mesh->getTypeOfCell(i)!=_loc[dc[i]].getType())
1609 std::ostringstream oss; oss << "Types of mesh and gauss location mismatch for cell # " << i;
1610 throw INTERP_KERNEL::Exception(oss.str().c_str());
1613 int nbOfTuples=getNumberOfTuples(mesh);
1614 if(nbOfTuples!=da->getNumberOfTuples())
1616 std::ostringstream oss; oss << "Invalid number of tuples in the array : expecting " << nbOfTuples << " !";
1617 throw INTERP_KERNEL::Exception(oss.str().c_str());
1621 MEDCouplingFieldDouble *MEDCouplingFieldDiscretizationGauss::getMeasureField(const MEDCouplingMesh *mesh, bool isAbs) const
1624 throw INTERP_KERNEL::Exception("MEDCouplingFieldDiscretizationGauss::getMeasureField : mesh instance specified is NULL !");
1625 MEDCouplingAutoRefCountObjectPtr<MEDCouplingFieldDouble> vol=mesh->getMeasureField(isAbs);
1626 const double *volPtr=vol->getArray()->begin();
1627 MEDCouplingAutoRefCountObjectPtr<MEDCouplingFieldDouble> ret=MEDCouplingFieldDouble::New(ON_GAUSS_PT);
1629 ret->setDiscretization(const_cast<MEDCouplingFieldDiscretizationGauss *>(this));
1630 if(!_discr_per_cell)
1631 throw INTERP_KERNEL::Exception("MEDCouplingFieldDiscretizationGauss::getMeasureField : no discr per cell array not defined ! spatial localization is incorrect !");
1632 _discr_per_cell->checkAllocated();
1633 if(_discr_per_cell->getNumberOfComponents()!=1)
1634 throw INTERP_KERNEL::Exception("MEDCouplingFieldDiscretizationGauss::getMeasureField : no discr per cell array defined but with nb of components different from 1 !");
1635 if(_discr_per_cell->getNumberOfTuples()!=vol->getNumberOfTuples())
1636 throw INTERP_KERNEL::Exception("MEDCouplingFieldDiscretizationGauss::getMeasureField : no discr per cell array defined but mismatch between nb of cells of mesh and size of spatial disr array !");
1637 MEDCouplingAutoRefCountObjectPtr<DataArrayInt> offset=getOffsetArr(mesh);
1638 MEDCouplingAutoRefCountObjectPtr<DataArrayDouble> arr=DataArrayDouble::New(); arr->alloc(getNumberOfTuples(mesh),1);
1640 double *arrPtr=arr->getPointer();
1641 const int *offsetPtr=offset->getConstPointer();
1642 int maxGaussLoc=(int)_loc.size();
1643 std::vector<int> locIds;
1644 std::vector<DataArrayInt *> ids=splitIntoSingleGaussDicrPerCellType(locIds);
1645 std::vector< MEDCouplingAutoRefCountObjectPtr<DataArrayInt> > ids2(ids.size()); std::copy(ids.begin(),ids.end(),ids2.begin());
1646 for(std::size_t i=0;i<locIds.size();i++)
1648 const DataArrayInt *curIds=ids[i];
1649 int locId=locIds[i];
1650 if(locId>=0 && locId<maxGaussLoc)
1652 const MEDCouplingGaussLocalization& loc=_loc[locId];
1653 int nbOfGaussPt=loc.getNumberOfGaussPt();
1654 INTERP_KERNEL::AutoPtr<double> weights=new double[nbOfGaussPt];
1655 double sum=std::accumulate(loc.getWeights().begin(),loc.getWeights().end(),0.);
1656 std::transform(loc.getWeights().begin(),loc.getWeights().end(),(double *)weights,std::bind2nd(std::multiplies<double>(),1./sum));
1657 for(const int *cellId=curIds->begin();cellId!=curIds->end();cellId++)
1658 for(int j=0;j<nbOfGaussPt;j++)
1659 arrPtr[offsetPtr[*cellId]+j]=weights[j]*volPtr[*cellId];
1663 std::ostringstream oss; oss << "MEDCouplingFieldDiscretizationGauss::getMeasureField : Presence of localization id " << locId << " in cell #" << curIds->getIJ(0,0) << " ! Must be in [0," << maxGaussLoc << ") !";
1664 throw INTERP_KERNEL::Exception(oss.str().c_str());
1667 ret->synchronizeTimeWithSupport();
1671 void MEDCouplingFieldDiscretizationGauss::getValueOn(const DataArrayDouble *arr, const MEDCouplingMesh *mesh, const double *loc, double *res) const
1673 throw INTERP_KERNEL::Exception("Not implemented yet !");
1676 void MEDCouplingFieldDiscretizationGauss::getValueOnPos(const DataArrayDouble *arr, const MEDCouplingMesh *mesh, int i, int j, int k, double *res) const
1678 throw INTERP_KERNEL::Exception("getValueOnPos(i,j,k) : Not applyable for Gauss points !");
1681 DataArrayDouble *MEDCouplingFieldDiscretizationGauss::getValueOnMulti(const DataArrayDouble *arr, const MEDCouplingMesh *mesh, const double *loc, int nbOfPoints) const
1683 throw INTERP_KERNEL::Exception("getValueOnMulti : Not implemented yet for gauss points !");
1686 MEDCouplingMesh *MEDCouplingFieldDiscretizationGauss::buildSubMeshData(const MEDCouplingMesh *mesh, const int *start, const int *end, DataArrayInt *&di) const
1689 throw INTERP_KERNEL::Exception("MEDCouplingFieldDiscretizationGauss::buildSubMeshData : NULL input mesh !");
1690 MEDCouplingAutoRefCountObjectPtr<DataArrayInt> diSafe=computeTupleIdsToSelectFromCellIds(mesh,start,end);
1691 MEDCouplingAutoRefCountObjectPtr<MEDCouplingMesh> ret=mesh->buildPart(start,end);
1697 * This method is strictly equivalent to MEDCouplingFieldDiscretizationGauss::buildSubMeshData except that it is optimized for input defined as a range of cell ids.
1699 * \param [out] beginOut Valid only if \a di is NULL
1700 * \param [out] endOut Valid only if \a di is NULL
1701 * \param [out] stepOut Valid only if \a di is NULL
1702 * \param [out] di is an array returned that specifies entity ids (nodes, cells, Gauss points... ) in array if no output range is foundable.
1704 * \sa MEDCouplingFieldDiscretizationGauss::buildSubMeshData
1706 MEDCouplingMesh *MEDCouplingFieldDiscretizationGauss::buildSubMeshDataRange(const MEDCouplingMesh *mesh, int beginCellIds, int endCellIds, int stepCellIds, int& beginOut, int& endOut, int& stepOut, DataArrayInt *&di) const
1708 if(stepCellIds!=1)//even for stepCellIds==-1 the output will not be a range
1709 return MEDCouplingFieldDiscretization::buildSubMeshDataRange(mesh,beginCellIds,endCellIds,stepCellIds,beginOut,endOut,stepOut,di);
1711 throw INTERP_KERNEL::Exception("MEDCouplingFieldDiscretizationGauss::buildSubMeshDataRange : NULL input mesh !");
1712 if(!_discr_per_cell)
1713 throw INTERP_KERNEL::Exception("MEDCouplingFieldDiscretizationGauss::buildSubMeshDataRange : no discretization array set !");
1714 di=0; beginOut=0; endOut=0; stepOut=stepCellIds;
1715 const char msg[]="MEDCouplingFieldDiscretizationGauss::buildSubMeshDataRange : cell #";
1716 int nbOfTuples=_discr_per_cell->getNumberOfTuples();
1717 const int *w=_discr_per_cell->begin();
1718 int nbMaxOfLocId=(int)_loc.size();
1719 for(int i=0;i<nbOfTuples;i++,w++)
1721 if(*w!=DFT_INVALID_LOCID_VALUE)
1723 if(*w>=0 && *w<nbMaxOfLocId)
1725 int delta=_loc[*w].getNumberOfGaussPt();
1733 { std::ostringstream oss; oss << msg << i << " has invalid id (" << *w << ") ! Should be in [0," << nbMaxOfLocId << ") !"; throw INTERP_KERNEL::Exception(oss.str().c_str()); }
1736 { std::ostringstream oss; oss << msg << i << " is detected as orphan !"; throw INTERP_KERNEL::Exception(oss.str().c_str()); }
1738 MEDCouplingAutoRefCountObjectPtr<MEDCouplingMesh> ret=mesh->buildPartRange(beginCellIds,endCellIds,stepCellIds);
1743 * This method returns a tuple ids selection from cell ids selection [start;end).
1744 * This method is called by MEDCouplingFieldDiscretizationGauss::buildSubMeshData to return parameter \b di.
1746 * \return a newly allocated array containing ids to select into the DataArrayDouble of the field.
1749 DataArrayInt *MEDCouplingFieldDiscretizationGauss::computeTupleIdsToSelectFromCellIds(const MEDCouplingMesh *mesh, const int *startCellIds, const int *endCellIds) const
1752 throw INTERP_KERNEL::Exception("MEDCouplingFieldDiscretizationGauss::computeTupleIdsToSelectFromCellIds : null mesh !");
1753 MEDCouplingAutoRefCountObjectPtr<DataArrayInt> nbOfNodesPerCell=buildNbOfGaussPointPerCellField();//check of _discr_per_cell not NULL pointer
1754 int nbOfCells=mesh->getNumberOfCells();
1755 if(_discr_per_cell->getNumberOfTuples()!=nbOfCells)
1756 throw INTERP_KERNEL::Exception("MEDCouplingFieldDiscretizationGauss::computeTupleIdsToSelectFromCellIds : mismatch of nb of tuples of cell ids array and number of cells !");
1757 nbOfNodesPerCell->computeOffsets2();
1758 MEDCouplingAutoRefCountObjectPtr<DataArrayInt> sel=DataArrayInt::New(); sel->useArray(startCellIds,false,CPP_DEALLOC,(int)std::distance(startCellIds,endCellIds),1);
1759 return sel->buildExplicitArrByRanges(nbOfNodesPerCell);
1763 * No implementation needed !
1765 void MEDCouplingFieldDiscretizationGauss::renumberValuesOnNodes(double , const int *, int newNbOfNodes, DataArrayDouble *) const
1769 void MEDCouplingFieldDiscretizationGauss::renumberValuesOnCells(double epsOnVals, const MEDCouplingMesh *mesh, const int *old2New, int newSz, DataArrayDouble *arr) const
1771 throw INTERP_KERNEL::Exception("Not implemented yet !");
1774 void MEDCouplingFieldDiscretizationGauss::renumberValuesOnCellsR(const MEDCouplingMesh *mesh, const int *new2old, int newSz, DataArrayDouble *arr) const
1776 throw INTERP_KERNEL::Exception("Number of cells has changed and becomes higher with some cells that have been split ! Unable to conserve the Gauss field !");
1779 void MEDCouplingFieldDiscretizationGauss::setGaussLocalizationOnType(const MEDCouplingMesh *mesh, INTERP_KERNEL::NormalizedCellType type, const std::vector<double>& refCoo,
1780 const std::vector<double>& gsCoo, const std::vector<double>& wg) throw(INTERP_KERNEL::Exception)
1783 throw INTERP_KERNEL::Exception("MEDCouplingFieldDiscretizationGauss::setGaussLocalizationOnType : NULL input mesh !");
1784 const INTERP_KERNEL::CellModel& cm=INTERP_KERNEL::CellModel::GetCellModel(type);
1785 if((int)cm.getDimension()!=mesh->getMeshDimension())
1787 std::ostringstream oss; oss << "MEDCouplingFieldDiscretizationGauss::setGaussLocalizationOnType : mismatch of dimensions ! MeshDim==" << mesh->getMeshDimension();
1788 oss << " whereas Type '" << cm.getRepr() << "' has dimension " << cm.getDimension() << " !";
1789 throw INTERP_KERNEL::Exception(oss.str().c_str());
1791 buildDiscrPerCellIfNecessary(mesh);
1792 int id=(int)_loc.size();
1793 MEDCouplingGaussLocalization elt(type,refCoo,gsCoo,wg);
1794 _loc.push_back(elt);
1795 int *ptr=_discr_per_cell->getPointer();
1796 int nbCells=mesh->getNumberOfCells();
1797 for(int i=0;i<nbCells;i++)
1798 if(mesh->getTypeOfCell(i)==type)
1800 zipGaussLocalizations();
1803 void MEDCouplingFieldDiscretizationGauss::setGaussLocalizationOnCells(const MEDCouplingMesh *mesh, const int *begin, const int *end, const std::vector<double>& refCoo,
1804 const std::vector<double>& gsCoo, const std::vector<double>& wg) throw(INTERP_KERNEL::Exception)
1807 throw INTERP_KERNEL::Exception("MEDCouplingFieldDiscretizationGauss::setGaussLocalizationOnCells : NULL input mesh !");
1808 buildDiscrPerCellIfNecessary(mesh);
1809 if(std::distance(begin,end)<1)
1810 throw INTERP_KERNEL::Exception("Size of [begin,end) must be equal or greater than 1 !");
1811 INTERP_KERNEL::NormalizedCellType type=mesh->getTypeOfCell(*begin);
1812 MEDCouplingGaussLocalization elt(type,refCoo,gsCoo,wg);
1813 int id=(int)_loc.size();
1814 int *ptr=_discr_per_cell->getPointer();
1815 for(const int *w=begin+1;w!=end;w++)
1817 if(mesh->getTypeOfCell(*w)!=type)
1819 std::ostringstream oss; oss << "The cell with id " << *w << " has been detected to be incompatible in the [begin,end) array specified !";
1820 throw INTERP_KERNEL::Exception(oss.str().c_str());
1824 for(const int *w2=begin;w2!=end;w2++)
1827 _loc.push_back(elt);
1828 zipGaussLocalizations();
1831 void MEDCouplingFieldDiscretizationGauss::clearGaussLocalizations() throw(INTERP_KERNEL::Exception)
1835 _discr_per_cell->decrRef();
1841 void MEDCouplingFieldDiscretizationGauss::setGaussLocalization(int locId, const MEDCouplingGaussLocalization& loc) throw(INTERP_KERNEL::Exception)
1844 throw INTERP_KERNEL::Exception("MEDCouplingFieldDiscretizationGauss::setGaussLocalization : localization id has to be >=0 !");
1845 int sz=(int)_loc.size();
1846 MEDCouplingGaussLocalization gLoc(INTERP_KERNEL::NORM_ERROR);
1848 _loc.resize(locId+1,gLoc);
1852 void MEDCouplingFieldDiscretizationGauss::resizeLocalizationVector(int newSz) throw(INTERP_KERNEL::Exception)
1855 throw INTERP_KERNEL::Exception("MEDCouplingFieldDiscretizationGauss::resizeLocalizationVector : new size has to be >=0 !");
1856 MEDCouplingGaussLocalization gLoc(INTERP_KERNEL::NORM_ERROR);
1857 _loc.resize(newSz,gLoc);
1860 MEDCouplingGaussLocalization& MEDCouplingFieldDiscretizationGauss::getGaussLocalization(int locId) throw(INTERP_KERNEL::Exception)
1862 checkLocalizationId(locId);
1866 int MEDCouplingFieldDiscretizationGauss::getNbOfGaussLocalization() const throw(INTERP_KERNEL::Exception)
1868 return (int)_loc.size();
1871 int MEDCouplingFieldDiscretizationGauss::getGaussLocalizationIdOfOneCell(int cellId) const throw(INTERP_KERNEL::Exception)
1873 if(!_discr_per_cell)
1874 throw INTERP_KERNEL::Exception("No Gauss localization still set !");
1875 int locId=_discr_per_cell->begin()[cellId];
1877 throw INTERP_KERNEL::Exception("No Gauss localization set for the specified cell !");
1881 int MEDCouplingFieldDiscretizationGauss::getGaussLocalizationIdOfOneType(INTERP_KERNEL::NormalizedCellType type) const throw(INTERP_KERNEL::Exception)
1883 std::set<int> ret=getGaussLocalizationIdsOfOneType(type);
1885 throw INTERP_KERNEL::Exception("No gauss discretization found for the specified type !");
1887 throw INTERP_KERNEL::Exception("Several gauss discretizations have been found for the specified type !");
1888 return *ret.begin();
1891 std::set<int> MEDCouplingFieldDiscretizationGauss::getGaussLocalizationIdsOfOneType(INTERP_KERNEL::NormalizedCellType type) const throw(INTERP_KERNEL::Exception)
1893 if(!_discr_per_cell)
1894 throw INTERP_KERNEL::Exception("No Gauss localization still set !");
1897 for(std::vector<MEDCouplingGaussLocalization>::const_iterator iter=_loc.begin();iter!=_loc.end();iter++,id++)
1898 if((*iter).getType()==type)
1903 void MEDCouplingFieldDiscretizationGauss::getCellIdsHavingGaussLocalization(int locId, std::vector<int>& cellIds) const throw(INTERP_KERNEL::Exception)
1905 if(locId<0 || locId>=(int)_loc.size())
1906 throw INTERP_KERNEL::Exception("Invalid locId given : must be in range [0:getNbOfGaussLocalization()) !");
1907 int nbOfTuples=_discr_per_cell->getNumberOfTuples();
1908 const int *ptr=_discr_per_cell->getConstPointer();
1909 for(int i=0;i<nbOfTuples;i++)
1911 cellIds.push_back(i);
1914 const MEDCouplingGaussLocalization& MEDCouplingFieldDiscretizationGauss::getGaussLocalization(int locId) const throw(INTERP_KERNEL::Exception)
1916 checkLocalizationId(locId);
1920 void MEDCouplingFieldDiscretizationGauss::checkLocalizationId(int locId) const throw(INTERP_KERNEL::Exception)
1922 if(locId<0 || locId>=(int)_loc.size())
1923 throw INTERP_KERNEL::Exception("Invalid locId given : must be in range [0:getNbOfGaussLocalization()) !");
1926 int MEDCouplingFieldDiscretizationGauss::getOffsetOfCell(int cellId) const throw(INTERP_KERNEL::Exception)
1929 const int *start=_discr_per_cell->getConstPointer();
1930 for(const int *w=start;w!=start+cellId;w++)
1931 ret+=_loc[*w].getNumberOfGaussPt();
1936 * This method do the assumption that there is no orphan cell. If there is an exception is thrown.
1937 * This method makes the assumption too that '_discr_per_cell' is defined. If not an exception is thrown.
1938 * This method returns a newly created array with number of tuples equals to '_discr_per_cell->getNumberOfTuples' and number of components equal to 1.
1939 * The i_th tuple in returned array is the number of gauss point if the corresponding cell.
1941 DataArrayInt *MEDCouplingFieldDiscretizationGauss::buildNbOfGaussPointPerCellField() const throw(INTERP_KERNEL::Exception)
1943 if(!_discr_per_cell)
1944 throw INTERP_KERNEL::Exception("MEDCouplingFieldDiscretizationGauss::buildNbOfGaussPointPerCellField : no discretization array set !");
1945 int nbOfTuples=_discr_per_cell->getNumberOfTuples();
1946 MEDCouplingAutoRefCountObjectPtr<DataArrayInt> ret=DataArrayInt::New();
1947 const int *w=_discr_per_cell->begin();
1948 ret->alloc(nbOfTuples,1);
1949 int *valsToFill=ret->getPointer();
1950 int nbMaxOfLocId=(int)_loc.size();
1951 for(int i=0;i<nbOfTuples;i++,w++)
1952 if(*w!=DFT_INVALID_LOCID_VALUE)
1954 if(*w>=0 && *w<nbMaxOfLocId)
1955 valsToFill[i]=_loc[*w].getNumberOfGaussPt();
1958 std::ostringstream oss; oss << "MEDCouplingFieldDiscretizationGauss::buildNbOfGaussPointPerCellField : cell #" << i << " has invalid id (" << *w << ") ! Should be in [0," << nbMaxOfLocId << ") !";
1959 throw INTERP_KERNEL::Exception(oss.str().c_str());
1964 std::ostringstream oss; oss << "MEDCouplingFieldDiscretizationGauss::buildNbOfGaussPointPerCellField : cell #" << i << " is detected as orphan !";
1965 throw INTERP_KERNEL::Exception(oss.str().c_str());
1970 void MEDCouplingFieldDiscretizationGauss::reprQuickOverview(std::ostream& stream) const throw(INTERP_KERNEL::Exception)
1972 stream << "Gauss points spatial discretization.";
1976 * This method makes the assumption that _discr_per_cell is set.
1977 * This method reduces as much as possible number size of _loc.
1978 * This method is useful when several set on same cells has been done and that some Gauss Localization are no more used.
1980 void MEDCouplingFieldDiscretizationGauss::zipGaussLocalizations()
1982 const int *start=_discr_per_cell->begin();
1983 int nbOfTuples=_discr_per_cell->getNumberOfTuples();
1984 INTERP_KERNEL::AutoPtr<int> tmp=new int[_loc.size()];
1985 std::fill((int *)tmp,(int *)tmp+_loc.size(),-2);
1986 for(const int *w=start;w!=start+nbOfTuples;w++)
1990 for(int i=0;i<(int)_loc.size();i++)
1993 if(fid==(int)_loc.size())
1996 int *start2=_discr_per_cell->getPointer();
1997 for(int *w2=start2;w2!=start2+nbOfTuples;w2++)
2000 std::vector<MEDCouplingGaussLocalization> tmpLoc;
2001 for(int i=0;i<(int)_loc.size();i++)
2003 tmpLoc.push_back(_loc[tmp[i]]);
2007 MEDCouplingFieldDiscretizationGaussNE::MEDCouplingFieldDiscretizationGaussNE()
2011 TypeOfField MEDCouplingFieldDiscretizationGaussNE::getEnum() const
2017 * This method is simply called by MEDCouplingFieldDiscretization::deepCpy. It performs the deep copy of \a this.
2019 * \sa MEDCouplingFieldDiscretization::deepCpy.
2021 MEDCouplingFieldDiscretization *MEDCouplingFieldDiscretizationGaussNE::clone() const
2023 return new MEDCouplingFieldDiscretizationGaussNE(*this);
2026 std::string MEDCouplingFieldDiscretizationGaussNE::getStringRepr() const
2028 return std::string(REPR);
2031 const char *MEDCouplingFieldDiscretizationGaussNE::getRepr() const
2036 bool MEDCouplingFieldDiscretizationGaussNE::isEqualIfNotWhy(const MEDCouplingFieldDiscretization *other, double eps, std::string& reason) const
2040 reason="other spatial discretization is NULL, and this spatial discretization (GaussNE) is defined.";
2043 const MEDCouplingFieldDiscretizationGaussNE *otherC=dynamic_cast<const MEDCouplingFieldDiscretizationGaussNE *>(other);
2046 reason="Spatial discrtization of this is ON_GAUSS_NE, which is not the case of other.";
2050 int MEDCouplingFieldDiscretizationGaussNE::getNumberOfTuplesExpectedRegardingCode(const MEDCouplingMesh *mesh, const std::vector<int>& code, const std::vector<const DataArrayInt *>& idsPerType) const throw(INTERP_KERNEL::Exception)
2052 if(code.size()%3!=0)
2053 throw INTERP_KERNEL::Exception("MEDCouplingFieldDiscretizationGaussNE::getNumberOfTuplesExpectedRegardingCode : invalid input code !");
2054 int nbOfSplit=(int)idsPerType.size();
2055 int nbOfTypes=(int)code.size()/3;
2057 for(int i=0;i<nbOfTypes;i++)
2059 int nbOfEltInChunk=code[3*i+1];
2060 if(nbOfEltInChunk<0)
2061 throw INTERP_KERNEL::Exception("MEDCouplingFieldDiscretizationGaussNE::getNumberOfTuplesExpectedRegardingCode : invalid input code ! presence of negative value in a type !");
2062 int pos=code[3*i+2];
2065 if(pos<0 || pos>=nbOfSplit)
2067 std::ostringstream oss; oss << "MEDCouplingFieldDiscretizationGaussNE::getNumberOfTuplesExpectedRegardingCode : input code points to pos " << pos << " in typeid " << i << " ! Should be in [0," << nbOfSplit << ") !";
2068 throw INTERP_KERNEL::Exception(oss.str().c_str());
2070 const DataArrayInt *ids(idsPerType[pos]);
2071 if(!ids || !ids->isAllocated() || ids->getNumberOfComponents()!=1 || ids->getNumberOfTuples()!=nbOfEltInChunk || ids->getMinValueInArray()<0)
2073 std::ostringstream oss; oss << "MEDCouplingFieldDiscretizationGaussNE::getNumberOfTuplesExpectedRegardingCode : input pfl chunck at pos " << pos << " should have " << i << " tuples and one component and with ids all >=0 !";
2074 throw INTERP_KERNEL::Exception(oss.str().c_str());
2077 ret+=nbOfEltInChunk;
2080 throw INTERP_KERNEL::Exception("MEDCouplingFieldDiscretizationGaussNE::getNumberOfTuplesExpectedRegardingCode : NULL input mesh !");
2081 if(ret!=mesh->getNumberOfCells())
2083 std::ostringstream oss; oss << "MEDCouplingFieldDiscretizationGaussNE::getNumberOfTuplesExpectedRegardingCode : input code points to " << ret << " number of cells should be " << mesh->getNumberOfCells() << " !";
2085 return getNumberOfTuples(mesh);
2088 int MEDCouplingFieldDiscretizationGaussNE::getNumberOfTuples(const MEDCouplingMesh *mesh) const throw(INTERP_KERNEL::Exception)
2091 throw INTERP_KERNEL::Exception("MEDCouplingFieldDiscretizationGaussNE::getNumberOfTuples : NULL input mesh !");
2093 int nbOfCells=mesh->getNumberOfCells();
2094 for(int i=0;i<nbOfCells;i++)
2096 INTERP_KERNEL::NormalizedCellType type=mesh->getTypeOfCell(i);
2097 const INTERP_KERNEL::CellModel& cm=INTERP_KERNEL::CellModel::GetCellModel(type);
2099 throw INTERP_KERNEL::Exception("Not implemented yet Gauss node on elements for polygons and polyedrons !");
2100 ret+=cm.getNumberOfNodes();
2105 int MEDCouplingFieldDiscretizationGaussNE::getNumberOfMeshPlaces(const MEDCouplingMesh *mesh) const
2108 throw INTERP_KERNEL::Exception("MEDCouplingFieldDiscretizationGaussNE::getNumberOfMeshPlaces : NULL input mesh !");
2109 return mesh->getNumberOfCells();
2112 DataArrayInt *MEDCouplingFieldDiscretizationGaussNE::getOffsetArr(const MEDCouplingMesh *mesh) const
2115 throw INTERP_KERNEL::Exception("MEDCouplingFieldDiscretizationGaussNE::getOffsetArr : NULL input mesh !");
2116 int nbOfTuples=mesh->getNumberOfCells();
2117 DataArrayInt *ret=DataArrayInt::New();
2118 ret->alloc(nbOfTuples+1,1);
2119 int *retPtr=ret->getPointer();
2121 for(int i=0;i<nbOfTuples;i++)
2123 INTERP_KERNEL::NormalizedCellType type=mesh->getTypeOfCell(i);
2124 const INTERP_KERNEL::CellModel& cm=INTERP_KERNEL::CellModel::GetCellModel(type);
2126 throw INTERP_KERNEL::Exception("Not implemented yet Gauss node on elements for polygons and polyedrons !");
2127 retPtr[i+1]=retPtr[i]+cm.getNumberOfNodes();
2132 void MEDCouplingFieldDiscretizationGaussNE::renumberArraysForCell(const MEDCouplingMesh *mesh, const std::vector<DataArray *>& arrays,
2133 const int *old2NewBg, bool check) throw(INTERP_KERNEL::Exception)
2136 throw INTERP_KERNEL::Exception("MEDCouplingFieldDiscretizationGaussNE::renumberArraysForCell : NULL input mesh !");
2137 const int *array=old2NewBg;
2139 array=DataArrayInt::CheckAndPreparePermutation(old2NewBg,old2NewBg+mesh->getNumberOfCells());
2140 int nbOfCells=mesh->getNumberOfCells();
2141 int nbOfTuples=getNumberOfTuples(mesh);
2142 int *array2=new int[nbOfTuples];//stores the final conversion array old2New to give to arrays in renumberInPlace.
2143 int *array3=new int[nbOfCells];//store for each cell in after renumbering the offset needed by each cell in new numbering.
2145 for(int i=1;i<nbOfCells;i++)
2147 INTERP_KERNEL::NormalizedCellType type=mesh->getTypeOfCell((int)std::distance(array,std::find(array,array+nbOfCells,i-1)));
2148 const INTERP_KERNEL::CellModel& cm=INTERP_KERNEL::CellModel::GetCellModel(type);
2149 array3[i]=array3[i-1]+cm.getNumberOfNodes();
2152 for(int i=0;i<nbOfCells;i++)
2154 INTERP_KERNEL::NormalizedCellType type=mesh->getTypeOfCell(i);
2155 const INTERP_KERNEL::CellModel& cm=INTERP_KERNEL::CellModel::GetCellModel(type);
2156 for(int k=0;k<(int)cm.getNumberOfNodes();k++,j++)
2157 array2[j]=array3[array[i]]+k;
2160 for(std::vector<DataArray *>::const_iterator it=arrays.begin();it!=arrays.end();it++)
2162 (*it)->renumberInPlace(array2);
2165 free(const_cast<int *>(array));
2168 DataArrayDouble *MEDCouplingFieldDiscretizationGaussNE::getLocalizationOfDiscValues(const MEDCouplingMesh *mesh) const
2171 throw INTERP_KERNEL::Exception("MEDCouplingFieldDiscretizationGaussNE::getLocalizationOfDiscValues : NULL input mesh !");
2172 MEDCouplingAutoRefCountObjectPtr<DataArrayDouble> ret=DataArrayDouble::New();
2173 MEDCouplingAutoRefCountObjectPtr<MEDCouplingUMesh> umesh=mesh->buildUnstructured();//in general do nothing
2174 int nbOfTuples=getNumberOfTuples(umesh);
2175 int spaceDim=mesh->getSpaceDimension();
2176 ret->alloc(nbOfTuples,spaceDim);
2177 const double *coords=umesh->getCoords()->begin();
2178 const int *connI=umesh->getNodalConnectivityIndex()->getConstPointer();
2179 const int *conn=umesh->getNodalConnectivity()->getConstPointer();
2180 int nbCells=umesh->getNumberOfCells();
2181 double *retPtr=ret->getPointer();
2182 for(int i=0;i<nbCells;i++,connI++)
2183 for(const int *w=conn+connI[0]+1;w!=conn+connI[1];w++)
2185 retPtr=std::copy(coords+(*w)*spaceDim,coords+((*w)+1)*spaceDim,retPtr);
2190 * Reimplemented from MEDCouplingFieldDiscretization::integral for performance reason. The default implementation is valid too for GAUSS_NE spatial discretization.
2192 void MEDCouplingFieldDiscretizationGaussNE::integral(const MEDCouplingMesh *mesh, const DataArrayDouble *arr, bool isWAbs, double *res) const throw(INTERP_KERNEL::Exception)
2195 throw INTERP_KERNEL::Exception("MEDCouplingFieldDiscretizationGaussNE::integral : input mesh or array is null !");
2196 int nbOfCompo=arr->getNumberOfComponents();
2197 std::fill(res,res+nbOfCompo,0.);
2199 MEDCouplingAutoRefCountObjectPtr<MEDCouplingFieldDouble> vol=mesh->getMeasureField(isWAbs);
2200 std::set<INTERP_KERNEL::NormalizedCellType> types=mesh->getAllGeoTypes();
2201 MEDCouplingAutoRefCountObjectPtr<DataArrayInt> nbOfNodesPerCell=mesh->computeNbOfNodesPerCell();
2202 nbOfNodesPerCell->computeOffsets2();
2203 const double *arrPtr=arr->begin(),*volPtr=vol->getArray()->begin();
2204 for(std::set<INTERP_KERNEL::NormalizedCellType>::const_iterator it=types.begin();it!=types.end();it++)
2206 std::size_t wArrSz=-1;
2207 const double *wArr=GetWeightArrayFromGeometricType(*it,wArrSz);
2208 INTERP_KERNEL::AutoPtr<double> wArr2=new double[wArrSz];
2209 double sum=std::accumulate(wArr,wArr+wArrSz,0.);
2210 std::transform(wArr,wArr+wArrSz,(double *)wArr2,std::bind2nd(std::multiplies<double>(),1./sum));
2211 MEDCouplingAutoRefCountObjectPtr<DataArrayInt> ids=mesh->giveCellsWithType(*it);
2212 MEDCouplingAutoRefCountObjectPtr<DataArrayInt> ids2=ids->buildExplicitArrByRanges(nbOfNodesPerCell);
2213 const int *ptIds2=ids2->begin(),*ptIds=ids->begin();
2214 int nbOfCellsWithCurGeoType=ids->getNumberOfTuples();
2215 for(int i=0;i<nbOfCellsWithCurGeoType;i++,ptIds++,ptIds2+=wArrSz)
2217 for(int k=0;k<nbOfCompo;k++)
2220 for(std::size_t j=0;j<wArrSz;j++)
2221 tmp+=arrPtr[nbOfCompo*ptIds2[j]+k]*wArr2[j];
2222 res[k]+=tmp*volPtr[*ptIds];
2228 const double *MEDCouplingFieldDiscretizationGaussNE::GetWeightArrayFromGeometricType(INTERP_KERNEL::NormalizedCellType geoType, std::size_t& lgth) throw(INTERP_KERNEL::Exception)
2232 case INTERP_KERNEL::NORM_SEG2:
2233 lgth=(int)sizeof(FGP_SEG2)/sizeof(double);
2235 case INTERP_KERNEL::NORM_SEG3:
2236 lgth=(int)sizeof(FGP_SEG3)/sizeof(double);
2238 case INTERP_KERNEL::NORM_SEG4:
2239 lgth=(int)sizeof(FGP_SEG4)/sizeof(double);
2241 case INTERP_KERNEL::NORM_TRI3:
2242 lgth=(int)sizeof(FGP_TRI3)/sizeof(double);
2244 case INTERP_KERNEL::NORM_TRI6:
2245 lgth=(int)sizeof(FGP_TRI6)/sizeof(double);
2247 case INTERP_KERNEL::NORM_TRI7:
2248 lgth=(int)sizeof(FGP_TRI7)/sizeof(double);
2250 case INTERP_KERNEL::NORM_QUAD4:
2251 lgth=(int)sizeof(FGP_QUAD4)/sizeof(double);
2253 case INTERP_KERNEL::NORM_QUAD9:
2254 lgth=(int)sizeof(FGP_QUAD9)/sizeof(double);
2256 case INTERP_KERNEL::NORM_TETRA4:
2257 lgth=(int)sizeof(FGP_TETRA4)/sizeof(double);
2259 case INTERP_KERNEL::NORM_PENTA6:
2260 lgth=(int)sizeof(FGP_PENTA6)/sizeof(double);
2262 case INTERP_KERNEL::NORM_HEXA8:
2263 lgth=(int)sizeof(FGP_HEXA8)/sizeof(double);
2265 case INTERP_KERNEL::NORM_HEXA27:
2266 lgth=(int)sizeof(FGP_HEXA27)/sizeof(double);
2268 case INTERP_KERNEL::NORM_PYRA5:
2269 lgth=(int)sizeof(FGP_PYRA5)/sizeof(double);
2272 throw INTERP_KERNEL::Exception("MEDCouplingFieldDiscretizationGaussNE::GetWeightArrayFromGeometricType : only SEG[2,3,4], TRI[3,6,7], QUAD[4,9], TETRA4, PENTA6, HEXA[8,27], PYRA5 supported !");
2276 const double *MEDCouplingFieldDiscretizationGaussNE::GetRefCoordsFromGeometricType(INTERP_KERNEL::NormalizedCellType geoType, std::size_t& lgth) throw(INTERP_KERNEL::Exception)
2280 case INTERP_KERNEL::NORM_SEG2:
2281 lgth=(int)sizeof(REF_SEG2)/sizeof(double);
2283 case INTERP_KERNEL::NORM_SEG3:
2284 lgth=(int)sizeof(REF_SEG3)/sizeof(double);
2286 case INTERP_KERNEL::NORM_SEG4:
2287 lgth=(int)sizeof(REF_SEG4)/sizeof(double);
2289 case INTERP_KERNEL::NORM_TRI3:
2290 lgth=(int)sizeof(REF_TRI3)/sizeof(double);
2292 case INTERP_KERNEL::NORM_TRI6:
2293 lgth=(int)sizeof(REF_TRI6)/sizeof(double);
2295 case INTERP_KERNEL::NORM_TRI7:
2296 lgth=(int)sizeof(REF_TRI7)/sizeof(double);
2298 case INTERP_KERNEL::NORM_QUAD4:
2299 lgth=(int)sizeof(REF_QUAD4)/sizeof(double);
2301 case INTERP_KERNEL::NORM_QUAD8:
2302 lgth=(int)sizeof(REF_QUAD8)/sizeof(double);
2304 case INTERP_KERNEL::NORM_QUAD9:
2305 lgth=(int)sizeof(REF_QUAD9)/sizeof(double);
2307 case INTERP_KERNEL::NORM_TETRA4:
2308 lgth=(int)sizeof(REF_TETRA4)/sizeof(double);
2310 case INTERP_KERNEL::NORM_TETRA10:
2311 lgth=(int)sizeof(REF_TETRA10)/sizeof(double);
2313 case INTERP_KERNEL::NORM_PENTA6:
2314 lgth=(int)sizeof(REF_PENTA6)/sizeof(double);
2316 case INTERP_KERNEL::NORM_PENTA15:
2317 lgth=(int)sizeof(REF_PENTA15)/sizeof(double);
2319 case INTERP_KERNEL::NORM_HEXA8:
2320 lgth=(int)sizeof(REF_HEXA8)/sizeof(double);
2322 case INTERP_KERNEL::NORM_HEXA20:
2323 lgth=(int)sizeof(REF_HEXA20)/sizeof(double);
2325 case INTERP_KERNEL::NORM_HEXA27:
2326 lgth=(int)sizeof(REF_HEXA27)/sizeof(double);
2328 case INTERP_KERNEL::NORM_PYRA5:
2329 lgth=(int)sizeof(REF_PYRA5)/sizeof(double);
2331 case INTERP_KERNEL::NORM_PYRA13:
2332 lgth=(int)sizeof(REF_PYRA13)/sizeof(double);
2335 throw INTERP_KERNEL::Exception("MEDCouplingFieldDiscretizationGaussNE::GetRefCoordsFromGeometricType : only SEG[2,3,4], TRI[3,6,7], QUAD[4,8,9], TETRA[4,10], PENTA[6,15], HEXA[8,20,27], PYRA[5,13] supported !");
2339 void MEDCouplingFieldDiscretizationGaussNE::computeMeshRestrictionFromTupleIds(const MEDCouplingMesh *mesh, const int *tupleIdsBg, const int *tupleIdsEnd,
2340 DataArrayInt *&cellRestriction, DataArrayInt *&trueTupleRestriction) const throw(INTERP_KERNEL::Exception)
2343 throw INTERP_KERNEL::Exception("MEDCouplingFieldDiscretizationGaussNE::computeMeshRestrictionFromTupleIds : NULL input mesh !");
2344 MEDCouplingAutoRefCountObjectPtr<DataArrayInt> tmp=DataArrayInt::New(); tmp->alloc((int)std::distance(tupleIdsBg,tupleIdsEnd),1);
2345 std::copy(tupleIdsBg,tupleIdsEnd,tmp->getPointer());
2347 tmp=tmp->buildUnique();
2348 MEDCouplingAutoRefCountObjectPtr<DataArrayInt> nbOfNodesPerCell=mesh->computeNbOfNodesPerCell();
2349 nbOfNodesPerCell->computeOffsets2();
2350 nbOfNodesPerCell->searchRangesInListOfIds(tmp,cellRestriction,trueTupleRestriction);
2353 void MEDCouplingFieldDiscretizationGaussNE::checkCompatibilityWithNature(NatureOfField nat) const throw(INTERP_KERNEL::Exception)
2357 double MEDCouplingFieldDiscretizationGaussNE::getIJK(const MEDCouplingMesh *mesh, const DataArrayDouble *da,
2358 int cellId, int nodeIdInCell, int compoId) const throw(INTERP_KERNEL::Exception)
2361 throw INTERP_KERNEL::Exception("MEDCouplingFieldDiscretizationGaussNE::getIJK : NULL input mesh !");
2363 for(int i=0;i<cellId;i++)
2365 INTERP_KERNEL::NormalizedCellType type=mesh->getTypeOfCell(i);
2366 const INTERP_KERNEL::CellModel& cm=INTERP_KERNEL::CellModel::GetCellModel(type);
2367 offset+=cm.getNumberOfNodes();
2369 return da->getIJ(offset+nodeIdInCell,compoId);
2372 void MEDCouplingFieldDiscretizationGaussNE::checkCoherencyBetween(const MEDCouplingMesh *mesh, const DataArray *da) const throw(INTERP_KERNEL::Exception)
2374 int nbOfTuples=getNumberOfTuples(mesh);
2375 if(nbOfTuples!=da->getNumberOfTuples())
2377 std::ostringstream oss; oss << "Invalid number of tuples in the array : expecting " << nbOfTuples << " !";
2378 throw INTERP_KERNEL::Exception(oss.str().c_str());
2382 MEDCouplingFieldDouble *MEDCouplingFieldDiscretizationGaussNE::getMeasureField(const MEDCouplingMesh *mesh, bool isAbs) const
2385 throw INTERP_KERNEL::Exception("MEDCouplingFieldDiscretizationGaussNE::getMeasureField : mesh instance specified is NULL !");
2386 MEDCouplingAutoRefCountObjectPtr<MEDCouplingFieldDouble> vol=mesh->getMeasureField(isAbs);
2387 const double *volPtr=vol->getArray()->begin();
2388 MEDCouplingAutoRefCountObjectPtr<MEDCouplingFieldDouble> ret=MEDCouplingFieldDouble::New(ON_GAUSS_NE);
2391 std::set<INTERP_KERNEL::NormalizedCellType> types=mesh->getAllGeoTypes();
2392 MEDCouplingAutoRefCountObjectPtr<DataArrayInt> nbOfNodesPerCell=mesh->computeNbOfNodesPerCell();
2393 int nbTuples=nbOfNodesPerCell->accumulate(0);
2394 nbOfNodesPerCell->computeOffsets2();
2395 MEDCouplingAutoRefCountObjectPtr<DataArrayDouble> arr=DataArrayDouble::New(); arr->alloc(nbTuples,1);
2397 double *arrPtr=arr->getPointer();
2398 for(std::set<INTERP_KERNEL::NormalizedCellType>::const_iterator it=types.begin();it!=types.end();it++)
2400 std::size_t wArrSz=-1;
2401 const double *wArr=GetWeightArrayFromGeometricType(*it,wArrSz);
2402 INTERP_KERNEL::AutoPtr<double> wArr2=new double[wArrSz];
2403 double sum=std::accumulate(wArr,wArr+wArrSz,0.);
2404 std::transform(wArr,wArr+wArrSz,(double *)wArr2,std::bind2nd(std::multiplies<double>(),1./sum));
2405 MEDCouplingAutoRefCountObjectPtr<DataArrayInt> ids=mesh->giveCellsWithType(*it);
2406 MEDCouplingAutoRefCountObjectPtr<DataArrayInt> ids2=ids->buildExplicitArrByRanges(nbOfNodesPerCell);
2407 const int *ptIds2=ids2->begin(),*ptIds=ids->begin();
2408 int nbOfCellsWithCurGeoType=ids->getNumberOfTuples();
2409 for(int i=0;i<nbOfCellsWithCurGeoType;i++,ptIds++)
2410 for(std::size_t j=0;j<wArrSz;j++,ptIds2++)
2411 arrPtr[*ptIds2]=wArr2[j]*volPtr[*ptIds];
2413 ret->synchronizeTimeWithSupport();
2417 void MEDCouplingFieldDiscretizationGaussNE::getValueOn(const DataArrayDouble *arr, const MEDCouplingMesh *mesh, const double *loc, double *res) const
2419 throw INTERP_KERNEL::Exception("Not implemented yet !");
2422 void MEDCouplingFieldDiscretizationGaussNE::getValueOnPos(const DataArrayDouble *arr, const MEDCouplingMesh *mesh, int i, int j, int k, double *res) const
2424 throw INTERP_KERNEL::Exception("getValueOnPos(i,j,k) : Not applyable for Gauss points !");
2427 DataArrayDouble *MEDCouplingFieldDiscretizationGaussNE::getValueOnMulti(const DataArrayDouble *arr, const MEDCouplingMesh *mesh, const double *loc, int nbOfPoints) const
2429 throw INTERP_KERNEL::Exception("getValueOnMulti : Not implemented for Gauss NE !");
2432 MEDCouplingMesh *MEDCouplingFieldDiscretizationGaussNE::buildSubMeshData(const MEDCouplingMesh *mesh, const int *start, const int *end, DataArrayInt *&di) const
2435 throw INTERP_KERNEL::Exception("MEDCouplingFieldDiscretizationGaussNE::buildSubMeshData : NULL input mesh !");
2436 MEDCouplingAutoRefCountObjectPtr<DataArrayInt> diSafe=computeTupleIdsToSelectFromCellIds(mesh,start,end);
2437 MEDCouplingAutoRefCountObjectPtr<MEDCouplingMesh> ret=mesh->buildPart(start,end);
2443 * This method is strictly equivalent to MEDCouplingFieldDiscretizationGauss::buildSubMeshData except that it is optimized for input defined as a range of cell ids.
2445 * \param [out] beginOut Valid only if \a di is NULL
2446 * \param [out] endOut Valid only if \a di is NULL
2447 * \param [out] stepOut Valid only if \a di is NULL
2448 * \param [out] di is an array returned that specifies entity ids (nodes, cells, Gauss points... ) in array if no output range is foundable.
2450 * \sa MEDCouplingFieldDiscretizationGauss::buildSubMeshData
2452 MEDCouplingMesh *MEDCouplingFieldDiscretizationGaussNE::buildSubMeshDataRange(const MEDCouplingMesh *mesh, int beginCellIds, int endCellIds, int stepCellIds, int& beginOut, int& endOut, int& stepOut, DataArrayInt *&di) const
2454 if(stepCellIds!=1)//even for stepCellIds==-1 the output will not be a range
2455 return MEDCouplingFieldDiscretization::buildSubMeshDataRange(mesh,beginCellIds,endCellIds,stepCellIds,beginOut,endOut,stepOut,di);
2457 throw INTERP_KERNEL::Exception("MEDCouplingFieldDiscretizationGaussNE::buildSubMeshDataRange : NULL input mesh !");
2458 int nbOfCells=mesh->getNumberOfCells();
2459 di=0; beginOut=0; endOut=0; stepOut=stepCellIds;
2460 const char msg[]="MEDCouplingFieldDiscretizationGaussNE::buildSubMeshDataRange : cell #";
2461 for(int i=0;i<nbOfCells;i++)
2463 INTERP_KERNEL::NormalizedCellType type=mesh->getTypeOfCell(i);
2464 const INTERP_KERNEL::CellModel& cm=INTERP_KERNEL::CellModel::GetCellModel(type);
2466 { std::ostringstream oss; oss << msg << i << " presence of dynamic cell (polygons and polyedrons) ! Not implemented !"; throw INTERP_KERNEL::Exception(oss.str().c_str()); }
2467 int delta=cm.getNumberOfNodes();
2474 MEDCouplingAutoRefCountObjectPtr<MEDCouplingMesh> ret=mesh->buildPartRange(beginCellIds,endCellIds,stepCellIds);
2480 * This method returns a tuple ids selection from cell ids selection [start;end).
2481 * This method is called by MEDCouplingFieldDiscretizationGaussNE::buildSubMeshData to return parameter \b di.
2483 * \return a newly allocated array containing ids to select into the DataArrayDouble of the field.
2486 DataArrayInt *MEDCouplingFieldDiscretizationGaussNE::computeTupleIdsToSelectFromCellIds(const MEDCouplingMesh *mesh, const int *startCellIds, const int *endCellIds) const
2489 throw INTERP_KERNEL::Exception("MEDCouplingFieldDiscretizationGaussNE::computeTupleIdsToSelectFromCellIds : null mesh !");
2490 MEDCouplingAutoRefCountObjectPtr<DataArrayInt> nbOfNodesPerCell=mesh->computeNbOfNodesPerCell();
2491 nbOfNodesPerCell->computeOffsets2();
2492 MEDCouplingAutoRefCountObjectPtr<DataArrayInt> sel=DataArrayInt::New(); sel->useArray(startCellIds,false,CPP_DEALLOC,(int)std::distance(startCellIds,endCellIds),1);
2493 return sel->buildExplicitArrByRanges(nbOfNodesPerCell);
2497 * No implementation needed !
2499 void MEDCouplingFieldDiscretizationGaussNE::renumberValuesOnNodes(double , const int *, int newNbOfNodes, DataArrayDouble *) const
2503 void MEDCouplingFieldDiscretizationGaussNE::renumberValuesOnCells(double epsOnVals, const MEDCouplingMesh *mesh, const int *old2New, int newSz, DataArrayDouble *arr) const
2505 throw INTERP_KERNEL::Exception("Not implemented yet !");
2508 void MEDCouplingFieldDiscretizationGaussNE::renumberValuesOnCellsR(const MEDCouplingMesh *mesh, const int *new2old, int newSz, DataArrayDouble *arr) const
2510 throw INTERP_KERNEL::Exception("Not implemented yet !");
2513 void MEDCouplingFieldDiscretizationGaussNE::reprQuickOverview(std::ostream& stream) const throw(INTERP_KERNEL::Exception)
2515 stream << "Gauss points on nodes per element spatial discretization.";
2518 MEDCouplingFieldDiscretizationGaussNE::MEDCouplingFieldDiscretizationGaussNE(const MEDCouplingFieldDiscretizationGaussNE& other):MEDCouplingFieldDiscretization(other)
2522 TypeOfField MEDCouplingFieldDiscretizationKriging::getEnum() const
2527 const char *MEDCouplingFieldDiscretizationKriging::getRepr() const
2533 * This method is simply called by MEDCouplingFieldDiscretization::deepCpy. It performs the deep copy of \a this.
2535 * \sa MEDCouplingFieldDiscretization::deepCpy.
2537 MEDCouplingFieldDiscretization *MEDCouplingFieldDiscretizationKriging::clone() const
2539 return new MEDCouplingFieldDiscretizationKriging;
2542 std::string MEDCouplingFieldDiscretizationKriging::getStringRepr() const
2544 return std::string(REPR);
2547 void MEDCouplingFieldDiscretizationKriging::checkCompatibilityWithNature(NatureOfField nat) const throw(INTERP_KERNEL::Exception)
2549 if(nat!=ConservativeVolumic)
2550 throw INTERP_KERNEL::Exception("Invalid nature for Kriging field : expected ConservativeVolumic !");
2553 bool MEDCouplingFieldDiscretizationKriging::isEqualIfNotWhy(const MEDCouplingFieldDiscretization *other, double eps, std::string& reason) const
2557 reason="other spatial discretization is NULL, and this spatial discretization (Kriginig) is defined.";
2560 const MEDCouplingFieldDiscretizationKriging *otherC=dynamic_cast<const MEDCouplingFieldDiscretizationKriging *>(other);
2563 reason="Spatial discrtization of this is ON_NODES_KR, which is not the case of other.";
2567 MEDCouplingFieldDouble *MEDCouplingFieldDiscretizationKriging::getMeasureField(const MEDCouplingMesh *mesh, bool isAbs) const
2570 throw INTERP_KERNEL::Exception("MEDCouplingFieldDiscretizationKriging::getMeasureField : mesh instance specified is NULL !");
2571 throw INTERP_KERNEL::Exception("getMeasureField on FieldDiscretizationKriging : not implemented yet !");
2574 void MEDCouplingFieldDiscretizationKriging::getValueOn(const DataArrayDouble *arr, const MEDCouplingMesh *mesh, const double *loc, double *res) const
2576 MEDCouplingAutoRefCountObjectPtr<DataArrayDouble> res2=MEDCouplingFieldDiscretizationKriging::getValueOnMulti(arr,mesh,loc,1);
2577 std::copy(res2->begin(),res2->end(),res);
2580 DataArrayDouble *MEDCouplingFieldDiscretizationKriging::getValueOnMulti(const DataArrayDouble *arr, const MEDCouplingMesh *mesh, const double *loc, int nbOfTargetPoints) const
2583 throw INTERP_KERNEL::Exception("MEDCouplingFieldDiscretizationKriging::getValueOnMulti : NULL input mesh !");
2584 MEDCouplingAutoRefCountObjectPtr<DataArrayDouble> coords=getLocalizationOfDiscValues(mesh);
2585 int nbOfPts=coords->getNumberOfTuples();
2586 int dimension=coords->getNumberOfComponents();
2589 MEDCouplingAutoRefCountObjectPtr<DataArrayDouble> KnewiK=computeVectorOfCoefficients(mesh,arr,delta);
2591 MEDCouplingAutoRefCountObjectPtr<DataArrayDouble> locArr=DataArrayDouble::New();
2592 locArr->useArray(loc,false,CPP_DEALLOC,nbOfTargetPoints,dimension);
2593 MEDCouplingAutoRefCountObjectPtr<DataArrayDouble> matrix2=coords->buildEuclidianDistanceDenseMatrixWith(locArr);
2594 operateOnDenseMatrix(mesh->getSpaceDimension(),nbOfPts*nbOfTargetPoints,matrix2->getPointer());
2595 MEDCouplingAutoRefCountObjectPtr<DataArrayDouble> matrix3=DataArrayDouble::New();
2596 matrix3->alloc((nbOfPts+delta)*nbOfTargetPoints,1);
2597 double *work=matrix3->getPointer();
2598 const double *workCst=matrix2->getConstPointer();
2599 const double *workCst2=loc;
2600 for(int i=0;i<nbOfTargetPoints;i++,workCst+=nbOfPts,workCst2+=delta-1)
2602 for(int j=0;j<nbOfPts;j++)
2603 work[j*nbOfTargetPoints+i]=workCst[j];
2604 work[nbOfPts*nbOfTargetPoints+i]=1.0;
2605 for(int j=0;j<delta-1;j++)
2606 work[(nbOfPts+1+j)*nbOfTargetPoints+i]=workCst2[j];
2609 int nbOfCompo=arr->getNumberOfComponents();
2610 MEDCouplingAutoRefCountObjectPtr<DataArrayDouble> ret=DataArrayDouble::New();
2611 ret->alloc(nbOfTargetPoints,nbOfCompo);
2612 INTERP_KERNEL::matrixProduct(KnewiK->getConstPointer(),1,nbOfPts+delta,matrix3->getConstPointer(),nbOfPts+delta,nbOfTargetPoints*nbOfCompo,ret->getPointer());
2616 void MEDCouplingFieldDiscretizationKriging::reprQuickOverview(std::ostream& stream) const throw(INTERP_KERNEL::Exception)
2618 stream << "Kriging spatial discretization.";
2622 * This method computes coefficients to apply to each representing points of \a mesh, that is to say the nodes of \a mesh given a field array \a arr whose
2623 * number of tuples should be equal to the number of representing points in \a mesh.
2625 * \param [in] mesh is the sources of nodes on which kriging will be done regarding the parameters and the value of \c this->getSpaceDimension()
2626 * \param [in] arr input field DataArrayDouble whose number of tuples must be equal to the number of nodes in \a mesh
2627 * \param [out] isDrift return if drift coefficients are present in the returned vector of coefficients, and if. If different from 0 there is presence of drift coefficients.
2628 * Whatever the value of \a isDrift the number of tuples of returned DataArrayDouble will be equal to \c arr->getNumberOfTuples() + \a isDrift.
2629 * \return a newly allocated array containing coefficients including or not drift coefficient at the end depending the value of \a isDrift parameter.
2631 DataArrayDouble *MEDCouplingFieldDiscretizationKriging::computeVectorOfCoefficients(const MEDCouplingMesh *mesh, const DataArrayDouble *arr, int& isDrift) const
2634 throw INTERP_KERNEL::Exception("MEDCouplingFieldDiscretizationKriging::computeVectorOfCoefficients : NULL input mesh !");
2635 MEDCouplingAutoRefCountObjectPtr<DataArrayDouble> coords=getLocalizationOfDiscValues(mesh);
2636 int nbOfPts=coords->getNumberOfTuples();
2637 //int dimension=coords->getNumberOfComponents();
2638 MEDCouplingAutoRefCountObjectPtr<DataArrayDouble> matrix=coords->buildEuclidianDistanceDenseMatrix();
2639 operateOnDenseMatrix(mesh->getSpaceDimension(),nbOfPts*nbOfPts,matrix->getPointer());
2641 MEDCouplingAutoRefCountObjectPtr<DataArrayDouble> matrixWithDrift=performDrift(matrix,coords,isDrift);
2642 MEDCouplingAutoRefCountObjectPtr<DataArrayDouble> matrixInv=DataArrayDouble::New();
2643 matrixInv->alloc((nbOfPts+isDrift)*(nbOfPts+isDrift),1);
2644 INTERP_KERNEL::inverseMatrix(matrixWithDrift->getConstPointer(),nbOfPts+isDrift,matrixInv->getPointer());
2646 MEDCouplingAutoRefCountObjectPtr<DataArrayDouble> KnewiK=DataArrayDouble::New();
2647 KnewiK->alloc((nbOfPts+isDrift)*1,1);
2648 MEDCouplingAutoRefCountObjectPtr<DataArrayDouble> arr2=DataArrayDouble::New();
2649 arr2->alloc((nbOfPts+isDrift)*1,1);
2650 double *work=std::copy(arr->begin(),arr->end(),arr2->getPointer());
2651 std::fill(work,work+isDrift,0.);
2652 INTERP_KERNEL::matrixProduct(matrixInv->getConstPointer(),nbOfPts+isDrift,nbOfPts+isDrift,arr2->getConstPointer(),nbOfPts+isDrift,1,KnewiK->getPointer());
2653 return KnewiK.retn();
2657 * Apply \f f(x) on each element x in \a matrixPtr. \a matrixPtr is expected to be a dense matrix represented by a chunck of memory of size at least equal to \a nbOfElems.
2659 * \param [in] spaceDimension space dimension of the input mesh on which the Kriging has to be performed
2660 * \param [in] nbOfElems is the result of the product of nb of rows and the nb of columns of matrix \a matrixPtr
2661 * \param [in,out] matrixPtr is the dense matrix whose on each values the operation will be applied
2663 void MEDCouplingFieldDiscretizationKriging::operateOnDenseMatrix(int spaceDimension, int nbOfElems, double *matrixPtr) const
2665 switch(spaceDimension)
2669 for(int i=0;i<nbOfElems;i++)
2671 double val=matrixPtr[i];
2672 matrixPtr[i]=val*val*val;
2677 throw INTERP_KERNEL::Exception("MEDCouplingFieldDiscretizationKriging::operateOnDenseMatrix : only dimension 1 implemented !");
2682 * Starting from a square matrix \a matr, this method returns a newly allocated dense square matrix whose \a matr is included in returned matrix
2683 * in the top left corner, and in the remaining returned matrix the parameters to take into account about the kriging drift.
2684 * For the moment only linear srift is implemented.
2686 * \param [in] arr the position of points were input mesh geometry is considered for Kriging
2687 * \param [in] matr input matrix whose drift part will be added
2688 * \param [out] delta the difference between the size of the output matrix and the input matrix \a matr.
2689 * \return a newly allocated matrix bigger than input matrix \a matr.
2691 DataArrayDouble *MEDCouplingFieldDiscretizationKriging::performDrift(const DataArrayDouble *matr, const DataArrayDouble *arr, int& delta) const
2693 int spaceDimension=arr->getNumberOfComponents();
2694 delta=spaceDimension+1;
2695 int szOfMatrix=arr->getNumberOfTuples();
2696 if(szOfMatrix*szOfMatrix!=matr->getNumberOfTuples())
2697 throw INTERP_KERNEL::Exception("MEDCouplingFieldDiscretizationKriging::performDrift : invalid size");
2698 MEDCouplingAutoRefCountObjectPtr<DataArrayDouble> ret=DataArrayDouble::New();
2699 ret->alloc((szOfMatrix+delta)*(szOfMatrix+delta),1);
2700 const double *srcWork=matr->getConstPointer();
2701 const double *srcWork2=arr->getConstPointer();
2702 double *destWork=ret->getPointer();
2703 for(int i=0;i<szOfMatrix;i++)
2705 destWork=std::copy(srcWork,srcWork+szOfMatrix,destWork);
2706 srcWork+=szOfMatrix;
2708 destWork=std::copy(srcWork2,srcWork2+spaceDimension,destWork);
2709 srcWork2+=spaceDimension;
2711 std::fill(destWork,destWork+szOfMatrix,1.); destWork+=szOfMatrix;
2712 std::fill(destWork,destWork+spaceDimension+1,0.); destWork+=spaceDimension+1;
2713 MEDCouplingAutoRefCountObjectPtr<DataArrayDouble> arrNoI=arr->toNoInterlace();
2714 srcWork2=arrNoI->getConstPointer();
2715 for(int i=0;i<spaceDimension;i++)
2717 destWork=std::copy(srcWork2,srcWork2+szOfMatrix,destWork);
2718 srcWork2+=szOfMatrix;
2719 std::fill(destWork,destWork+spaceDimension+1,0.);
2720 destWork+=spaceDimension;