1 // Copyright (C) 2007-2016 CEA/DEN, EDF R&D
3 // This library is free software; you can redistribute it and/or
4 // modify it under the terms of the GNU Lesser General Public
5 // License as published by the Free Software Foundation; either
6 // version 2.1 of the License, or (at your option) any later version.
8 // This library is distributed in the hope that it will be useful,
9 // but WITHOUT ANY WARRANTY; without even the implied warranty of
10 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
11 // Lesser General Public License for more details.
13 // You should have received a copy of the GNU Lesser General Public
14 // License along with this library; if not, write to the Free Software
15 // Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
17 // See http://www.salome-platform.org/ or email : webmaster.salome@opencascade.com
19 // Author : Anthony Geay (CEA/DEN)
21 #include "MEDCouplingGaussLocalization.hxx"
22 #include "InterpKernelGaussCoords.hxx"
23 #include "MEDCoupling1GTUMesh.hxx"
24 #include "MEDCouplingUMesh.hxx"
25 #include "CellModel.hxx"
33 using namespace MEDCoupling;
35 MEDCouplingGaussLocalization::MEDCouplingGaussLocalization(INTERP_KERNEL::NormalizedCellType type, const std::vector<double>& refCoo,
36 const std::vector<double>& gsCoo, const std::vector<double>& w)
37 try:_type(type),_ref_coord(refCoo),_gauss_coord(gsCoo),_weight(w)
39 checkConsistencyLight();
41 catch(INTERP_KERNEL::Exception& e)
43 _type=INTERP_KERNEL::NORM_ERROR;
50 MEDCouplingGaussLocalization::MEDCouplingGaussLocalization(INTERP_KERNEL::NormalizedCellType typ)
53 INTERP_KERNEL::CellModel::GetCellModel(_type);
55 catch(INTERP_KERNEL::Exception& e)
57 _type=INTERP_KERNEL::NORM_ERROR;
61 void MEDCouplingGaussLocalization::setType(INTERP_KERNEL::NormalizedCellType typ)
63 INTERP_KERNEL::CellModel::GetCellModel(typ);//throws if not found. This is a check
67 void MEDCouplingGaussLocalization::checkConsistencyLight() const
69 const INTERP_KERNEL::CellModel& cm=INTERP_KERNEL::CellModel::GetCellModel(_type);
70 int nbNodes=cm.getNumberOfNodes();
71 int dim=cm.getDimension();
74 if((int)_ref_coord.size()!=nbNodes*dim)
76 std::ostringstream oss; oss << "Invalid size of refCoo : expecting to be : " << nbNodes << " (nbNodePerCell) * " << dim << " (dim) !";
77 throw INTERP_KERNEL::Exception(oss.str().c_str());
80 if(_gauss_coord.size()!=dim*_weight.size())
82 std::ostringstream oss; oss << "Invalid gsCoo size and weight size : gsCoo.size() must be equal to _weight.size() * " << dim << " (dim) !";
83 throw INTERP_KERNEL::Exception(oss.str().c_str());
87 int MEDCouplingGaussLocalization::getDimension() const
91 return (int)_gauss_coord.size()/(int)_weight.size();
94 int MEDCouplingGaussLocalization::getNumberOfPtsInRefCell() const
96 int dim=getDimension();
99 return (int)_ref_coord.size()/dim;
102 std::string MEDCouplingGaussLocalization::getStringRepr() const
104 std::ostringstream oss;
105 oss << "CellType : " << INTERP_KERNEL::CellModel::GetCellModel(_type).getRepr() << std::endl;
106 oss << "Ref coords : "; std::copy(_ref_coord.begin(),_ref_coord.end(),std::ostream_iterator<double>(oss,", ")); oss << std::endl;
107 oss << "Localization coords : "; std::copy(_gauss_coord.begin(),_gauss_coord.end(),std::ostream_iterator<double>(oss,", ")); oss << std::endl;
108 oss << "Weight : "; std::copy(_weight.begin(),_weight.end(),std::ostream_iterator<double>(oss,", ")); oss << std::endl;
112 std::size_t MEDCouplingGaussLocalization::getMemorySize() const
115 ret+=_ref_coord.capacity()*sizeof(double);
116 ret+=_gauss_coord.capacity()*sizeof(double);
117 ret+=_weight.capacity()*sizeof(double);
121 bool MEDCouplingGaussLocalization::isEqual(const MEDCouplingGaussLocalization& other, double eps) const
123 if(_type!=other._type)
125 if(!AreAlmostEqual(_ref_coord,other._ref_coord,eps))
127 if(!AreAlmostEqual(_gauss_coord,other._gauss_coord,eps))
129 if(!AreAlmostEqual(_weight,other._weight,eps))
134 double MEDCouplingGaussLocalization::getRefCoord(int ptIdInCell, int comp) const
136 const INTERP_KERNEL::CellModel& cm=INTERP_KERNEL::CellModel::GetCellModel(_type);
137 int nbNodes=cm.getNumberOfNodes();
138 int dim=cm.getDimension();
139 if(ptIdInCell<0 || ptIdInCell>=nbNodes)
140 throw INTERP_KERNEL::Exception("ptIdInCell specified is invalid : must be in [0;nbNodesPerCell) !");
141 if(comp<0 || comp>=dim)
142 throw INTERP_KERNEL::Exception("comp specified is invalid : must be in [0:dimOfCell) !");
143 return _ref_coord[ptIdInCell*dim+comp];
146 double MEDCouplingGaussLocalization::getGaussCoord(int gaussPtIdInCell, int comp) const
148 int dim=checkCoherencyOfRequest(gaussPtIdInCell,comp);
149 return _gauss_coord[gaussPtIdInCell*dim+comp];
152 double MEDCouplingGaussLocalization::getWeight(int gaussPtIdInCell, double newVal) const
154 checkCoherencyOfRequest(gaussPtIdInCell,0);
155 return _weight[gaussPtIdInCell];
159 * Completely useless method for end user. Only for CORBA MPI serialization/unserialization.
160 * push at the end of tinyInfo its basic serialization info. The size of pushed data is always the same.
161 * @param tinyInfo inout parameter.
163 void MEDCouplingGaussLocalization::pushTinySerializationIntInfo(std::vector<int>& tinyInfo) const
165 tinyInfo.push_back((int)_type);
166 tinyInfo.push_back(getNumberOfPtsInRefCell());
167 tinyInfo.push_back(getNumberOfGaussPt());
171 * Completely useless method for end user. Only for CORBA MPI serialization/unserialization.
172 * push at the end of tinyInfo its basic serialization info. The size of pushed data is \b NOT always the same contrary to pushTinySerializationIntInfo.
173 * @param tinyInfo inout parameter.
175 void MEDCouplingGaussLocalization::pushTinySerializationDblInfo(std::vector<double>& tinyInfo) const
177 tinyInfo.insert(tinyInfo.end(),_ref_coord.begin(),_ref_coord.end());
178 tinyInfo.insert(tinyInfo.end(),_gauss_coord.begin(),_gauss_coord.end());
179 tinyInfo.insert(tinyInfo.end(),_weight.begin(),_weight.end());
183 * This method operates the exact inverse operation than MEDCouplingGaussLocalization::pushTinySerializationDblInfo method. This is one of the last step of unserialization process.
184 * This method should be called on an object resized by buildNewInstanceFromTinyInfo static method.
185 * This method takes in argument a pointer 'vals' that point to the begin of double data pushed remotely by pushTinySerializationDblInfo method.
186 * This method returns the pointer 'vals' with an offset of size what it has been read in this method.
188 const double *MEDCouplingGaussLocalization::fillWithValues(const double *vals)
190 const double *work=vals;
191 std::copy(work,work+_ref_coord.size(),_ref_coord.begin());
192 work+=_ref_coord.size();
193 std::copy(work,work+_gauss_coord.size(),_gauss_coord.begin());
194 work+=_gauss_coord.size();
195 std::copy(work,work+_weight.size(),_weight.begin());
196 work+=_weight.size();
201 * Given points in \a ptsInRefCoo in the reference coordinates of \a this (in _ref_coord attribute)
202 * this method computes their coordinates in real world for each cells in \a mesh.
203 * So the returned array will contain nbCells* \a ptsInRefCoo->getNumberOfTuples() tuples and the number of component
204 * will be equal to the dimension of \a this.
206 * This method ignores Gauss points in \a this and only those in \a ptsInRefCoo are considered here.
208 MCAuto<DataArrayDouble> MEDCouplingGaussLocalization::localizePtsInRefCooForEachCell(const DataArrayDouble *ptsInRefCoo, const MEDCouplingUMesh *mesh) const
210 if(!ptsInRefCoo || !mesh)
211 throw INTERP_KERNEL::Exception("MEDCouplingGaussLocalization::localizePtsInRefCooForEachCell : null pointer !");
212 ptsInRefCoo->checkAllocated();
213 mesh->checkConsistencyLight();
215 int nbCells(mesh->getNumberOfCells());
216 const double *coords(mesh->getCoords()->begin());
217 const int *connI(mesh->getNodalConnectivityIndex()->begin()),*conn(mesh->getNodalConnectivity()->begin());
219 int nbPts(ptsInRefCoo->getNumberOfTuples());
220 INTERP_KERNEL::NormalizedCellType typ(getType());
221 int dim(INTERP_KERNEL::CellModel::GetCellModel(typ).getDimension()),outDim(mesh->getSpaceDimension());
222 MCAuto<DataArrayDouble> ret(DataArrayDouble::New());
223 ret->alloc(nbPts*nbCells,outDim);
224 double *retPtr(ret->getPointer());
225 if(dim!=(int)ptsInRefCoo->getNumberOfComponents())
226 throw INTERP_KERNEL::Exception("MEDCouplingGaussLocalization::localizePtsInRefCooForEachCell : number of components of input coo is not equal to dim of element !");
227 const std::vector<double>& wg(getWeights());
228 INTERP_KERNEL::GaussCoords calculator;
229 calculator.addGaussInfo(typ,dim, ptsInRefCoo->begin(),nbPts,&_ref_coord[0],getNumberOfPtsInRefCell());
231 for(int i=0;i<nbCells;i++,retPtr+=nbPts*outDim)
232 calculator.calculateCoords(getType(),coords,outDim,conn+connI[i]+1,retPtr);
237 * This method returns an unstructured mesh that represents the reference cell.
239 MCAuto<MEDCouplingUMesh> MEDCouplingGaussLocalization::buildRefCell() const
241 MCAuto<DataArrayDouble> coo(DataArrayDouble::New());
242 const INTERP_KERNEL::CellModel& cm(INTERP_KERNEL::CellModel::GetCellModel(getType()));
243 if(getDimension()!=(int)cm.getDimension())
244 throw INTERP_KERNEL::Exception("BuildRefCell : dimension mistmatch !");
245 coo->alloc(cm.getNumberOfNodes(),getDimension());
246 std::copy(_ref_coord.begin(),_ref_coord.end(),coo->getPointer());
247 MCAuto<MEDCoupling1SGTUMesh> ret(MEDCoupling1SGTUMesh::New("",getType()));
249 MCAuto<DataArrayInt> conn(DataArrayInt::New());
250 conn->alloc(cm.getNumberOfNodes(),1);
252 ret->setNodalConnectivity(conn);
253 return MCAuto<MEDCouplingUMesh>(ret->buildUnstructured());
257 * This method sets the comp_th component of ptIdInCell_th point coordinate of reference element of type this->_type.
258 * @throw if not 0<=ptIdInCell<nbOfNodePerCell or if not 0<=comp<dim
260 void MEDCouplingGaussLocalization::setRefCoord(int ptIdInCell, int comp, double newVal)
262 const INTERP_KERNEL::CellModel& cm=INTERP_KERNEL::CellModel::GetCellModel(_type);
263 int nbNodes=cm.getNumberOfNodes();
264 int dim=cm.getDimension();
265 if(ptIdInCell<0 || ptIdInCell>=nbNodes)
266 throw INTERP_KERNEL::Exception("ptIdInCell specified is invalid : must be in [0;nbNodesPerCell) !");
267 if(comp<0 || comp>=dim)
268 throw INTERP_KERNEL::Exception("comp specified is invalid : must be in [0:dimOfCell) !");
269 _ref_coord[ptIdInCell*dim+comp]=newVal;
272 void MEDCouplingGaussLocalization::setGaussCoord(int gaussPtIdInCell, int comp, double newVal)
274 int dim=checkCoherencyOfRequest(gaussPtIdInCell,comp);
275 _gauss_coord[gaussPtIdInCell*dim+comp]=newVal;
278 void MEDCouplingGaussLocalization::setWeight(int gaussPtIdInCell, double newVal)
280 checkCoherencyOfRequest(gaussPtIdInCell,0);
281 _weight[gaussPtIdInCell]=newVal;
284 void MEDCouplingGaussLocalization::setRefCoords(const std::vector<double>& refCoo)
289 void MEDCouplingGaussLocalization::setGaussCoords(const std::vector<double>& gsCoo)
294 void MEDCouplingGaussLocalization::setWeights(const std::vector<double>& w)
300 * The format of 'tinyData' parameter is the same than pushed in method MEDCouplingGaussLocalization::pushTinySerializationIntInfo.
302 MEDCouplingGaussLocalization MEDCouplingGaussLocalization::BuildNewInstanceFromTinyInfo(int dim, const std::vector<int>& tinyData)
304 std::vector<double> v1(dim*tinyData[1]),v2(dim*tinyData[2]),v3(tinyData[2]);
305 return MEDCouplingGaussLocalization((INTERP_KERNEL::NormalizedCellType)tinyData[0],v1,v2,v3);
308 int MEDCouplingGaussLocalization::checkCoherencyOfRequest(int gaussPtIdInCell, int comp) const
310 const INTERP_KERNEL::CellModel& cm=INTERP_KERNEL::CellModel::GetCellModel(_type);
311 int dim=cm.getDimension();
312 int nbGsPts=getNumberOfGaussPt();
313 if(gaussPtIdInCell<0 || gaussPtIdInCell>=nbGsPts)
314 throw INTERP_KERNEL::Exception("gaussPtIdInCell specified is invalid : must be in [0:nbGsPts) !");
315 if(comp<0 || comp>=dim)
316 throw INTERP_KERNEL::Exception("comp specified is invalid : must be in [0:dimOfCell) !");
320 bool MEDCouplingGaussLocalization::AreAlmostEqual(const std::vector<double>& v1, const std::vector<double>& v2, double eps)
322 std::size_t sz=v1.size();
325 std::vector<double> tmp(sz);
326 std::transform(v1.begin(),v1.end(),v2.begin(),tmp.begin(),std::minus<double>());
327 std::transform(tmp.begin(),tmp.end(),tmp.begin(),std::ptr_fun<double,double>(fabs));
328 return *std::max_element(tmp.begin(),tmp.end())<eps;