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 (EDF R&D)
21 #include "MEDCouplingFieldDiscretization.hxx"
22 #include "MEDCouplingCMesh.hxx"
23 #include "MEDCouplingUMesh.hxx"
24 #include "MEDCouplingFieldDouble.hxx"
27 #include "CellModel.hxx"
28 #include "InterpolationUtils.hxx"
29 #include "InterpKernelAutoPtr.hxx"
30 #include "InterpKernelGaussCoords.hxx"
31 #include "InterpKernelMatrixTools.hxx"
41 using namespace MEDCoupling;
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_POINT1[1]={0.};
69 const double MEDCouplingFieldDiscretizationGaussNE::FGP_SEG2[2]={1.,1.};
70 const double MEDCouplingFieldDiscretizationGaussNE::FGP_SEG3[3]={0.5555555555555556,0.8888888888888888,0.5555555555555556};
71 const double MEDCouplingFieldDiscretizationGaussNE::FGP_SEG4[4]={0.347854845137454,0.347854845137454,0.652145154862546,0.652145154862546};
72 const double MEDCouplingFieldDiscretizationGaussNE::FGP_TRI3[3]={0.16666666666666666,0.16666666666666666,0.16666666666666666};
73 const double MEDCouplingFieldDiscretizationGaussNE::FGP_TRI6[6]={0.0549758718227661,0.0549758718227661,0.0549758718227661,0.11169079483905,0.11169079483905,0.11169079483905};
74 const double MEDCouplingFieldDiscretizationGaussNE::FGP_TRI7[7]={0.062969590272413,0.062969590272413,0.062969590272413,0.066197076394253,0.066197076394253,0.066197076394253,0.1125};
75 const double MEDCouplingFieldDiscretizationGaussNE::FGP_QUAD4[4]={1.,1.,1.,1.};
76 const double MEDCouplingFieldDiscretizationGaussNE::FGP_QUAD8[8]={1.,1.,1.,1.,1.,1.,1.,1.};
77 const double MEDCouplingFieldDiscretizationGaussNE::FGP_QUAD9[9]={0.30864197530864196,0.30864197530864196,0.30864197530864196,0.30864197530864196,0.49382716049382713,0.49382716049382713,0.49382716049382713,0.49382716049382713,0.7901234567901234};
78 const double MEDCouplingFieldDiscretizationGaussNE::FGP_TETRA4[4]={0.041666666666666664,0.041666666666666664,0.041666666666666664,0.041666666666666664};
79 const double MEDCouplingFieldDiscretizationGaussNE::FGP_TETRA10[10]={1.,1.,1.,1.,1.,1.,1.,1.,1.,1.};//to check
80 const double MEDCouplingFieldDiscretizationGaussNE::FGP_PENTA6[6]={0.16666666666666666,0.16666666666666666,0.16666666666666666,0.16666666666666666,0.16666666666666666,0.16666666666666666};
81 const double MEDCouplingFieldDiscretizationGaussNE::FGP_PENTA15[15]={1.,1.,1.,1.,1.,1.,1.,1.,1.,1.,1.,1.,1.,1.,1.};//to check
82 const double MEDCouplingFieldDiscretizationGaussNE::FGP_HEXA8[8]={1.,1.,1.,1.,1.,1.,1.,1.};
83 const double MEDCouplingFieldDiscretizationGaussNE::FGP_HEXA20[20]={1.,1.,1.,1.,1.,1.,1.,1.,1.,1.,1.,1.,1.,1.,1.,1.,1.,1.,1.,1.};
84 const double MEDCouplingFieldDiscretizationGaussNE::FGP_HEXA27[27]={1.,1.,1.,1.,1.,1.,1.,1.,1.,1.,1.,1.,1.,1.,1.,1.,1.,1.,1.,1.,1.,1.,1.,1.,1.,1.,1.};
85 const double MEDCouplingFieldDiscretizationGaussNE::FGP_PYRA5[5]={0.13333333333333333,0.13333333333333333,0.13333333333333333,0.13333333333333333,0.13333333333333333};
86 const double MEDCouplingFieldDiscretizationGaussNE::FGP_PYRA13[13]={1.,1.,1.,1.,1.,1.,1.,1.,1.,1.,1.,1.,1.};//to check
87 const double MEDCouplingFieldDiscretizationGaussNE::REF_SEG2[2]={-1.,1.};
88 const double MEDCouplingFieldDiscretizationGaussNE::REF_SEG3[3]={-1.,1.,0.};
89 const double MEDCouplingFieldDiscretizationGaussNE::REF_SEG4[4]={-1.,1.,-0.3333333333333333,0.3333333333333333};
90 const double MEDCouplingFieldDiscretizationGaussNE::REF_TRI3[6]={0.,0.,1.,0.,0.,1.};
91 const double MEDCouplingFieldDiscretizationGaussNE::REF_TRI6[12]={0.,0.,1.,0.,0.,1.,0.5,0.,0.5,0.5,0.,0.5};
92 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};
93 const double MEDCouplingFieldDiscretizationGaussNE::REF_QUAD4[8]={-1.,-1.,1.,-1.,1.,1.,-1.,1.};
94 const double MEDCouplingFieldDiscretizationGaussNE::REF_QUAD8[16]={-1.,-1.,1.,-1.,1.,1.,-1.,1.,0.,-1.,1.,0.,0.,1.,-1.,0.};
95 const double MEDCouplingFieldDiscretizationGaussNE::REF_QUAD9[18]={-1.,-1.,1.,-1.,1.,1.,-1.,1.,0.,-1.,1.,0.,0.,1.,-1.,0.,0.,0.};
96 const double MEDCouplingFieldDiscretizationGaussNE::REF_TETRA4[12]={0.,1.,0.,0.,0.,1.,0.,0.,0.,1.,0.,0.};
97 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.};
98 const double MEDCouplingFieldDiscretizationGaussNE::REF_PENTA6[18]={-1.,1.,0.,-1.,0.,1.,-1.,0.,0.,1.,1.,0.,1.,0.,1.,1.,0.,0.};
99 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.};
100 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.};
101 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.};
102 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.,-1.,0.,-1.,0.,1.,-1.,1.,0.,-1.,0.,-1.,-1.,-1.,0.,1.,0.,1.,1.,1.,0.,1.,0.,-1.,1.,-1.,-1.,0.,-1.,1.,0.,1.,1.,0.,1.,-1.,0.,0.,0.,-1.,-1.,0.,0.,0.,1.,0.,1.,0.,0.,0.,-1.,0.,0.,0.,1.,0.,0.,0.};
103 const double MEDCouplingFieldDiscretizationGaussNE::REF_PYRA5[15]={1.,0.,0.,0.,1.,0.,-1.,0.,0.,0.,-1.,0.,0.,0.,1.};
104 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};
105 const double MEDCouplingFieldDiscretizationGaussNE::LOC_SEG2[2]={0.577350269189626,-0.577350269189626};
106 const double MEDCouplingFieldDiscretizationGaussNE::LOC_SEG3[3]={-0.774596669241,0.,0.774596669241};
107 const double MEDCouplingFieldDiscretizationGaussNE::LOC_SEG4[4]={0.339981043584856,-0.339981043584856,0.861136311594053,-0.861136311594053};
108 const double MEDCouplingFieldDiscretizationGaussNE::LOC_TRI3[6]={0.16666666666666667,0.16666666666666667,0.6666666666666667,0.16666666666666667,0.16666666666666667,0.6666666666666667};
109 const double MEDCouplingFieldDiscretizationGaussNE::LOC_TRI6[12]={0.091576213509771,0.091576213509771,0.816847572980458,0.091576213509771,0.091576213509771,0.816847572980458,0.445948490915965,0.10810301816807,0.445948490915965,0.445948490915965,0.10810301816807,0.445948490915965};
110 const double MEDCouplingFieldDiscretizationGaussNE::LOC_TRI7[14]={0.3333333333333333,0.3333333333333333,0.470142064105115,0.470142064105115,0.05971587178977,0.470142064105115,0.470142064105115,0.05971587178977,0.101286507323456,0.101286507323456,0.797426985353088,0.101286507323456,0.101286507323456,0.797426985353088};
111 const double MEDCouplingFieldDiscretizationGaussNE::LOC_QUAD4[8]={-0.774596669241483,-0.774596669241483,0.774596669241483,-0.774596669241483,0.774596669241483,0.774596669241483,-0.774596669241483,0.774596669241483};
112 const double MEDCouplingFieldDiscretizationGaussNE::LOC_QUAD8[16]={-0.774596669241483,-0.774596669241483,0.774596669241483,-0.774596669241483,0.774596669241483,0.774596669241483,-0.774596669241483,0.774596669241483,0.,-0.774596669241483,0.774596669241483,0.,0.,0.774596669241483,-0.774596669241483,0.};
113 const double MEDCouplingFieldDiscretizationGaussNE::LOC_QUAD9[18]={-0.774596669241483,-0.774596669241483,0.774596669241483,-0.774596669241483,0.774596669241483,0.774596669241483,-0.774596669241483,0.774596669241483,0.,-0.774596669241483,0.774596669241483,0.,0.,0.774596669241483,-0.774596669241483,0.,0.,0.};
114 const double MEDCouplingFieldDiscretizationGaussNE::LOC_TETRA4[12]={0.1381966011250105,0.1381966011250105,0.1381966011250105,0.1381966011250105,0.1381966011250105,0.5854101966249685,0.1381966011250105,0.5854101966249685,0.1381966011250105,0.5854101966249685,0.1381966011250105,0.1381966011250105};
115 const double MEDCouplingFieldDiscretizationGaussNE::LOC_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.};//to check
116 const double MEDCouplingFieldDiscretizationGaussNE::LOC_PENTA6[18]={-0.5773502691896258,0.5,0.5,-0.5773502691896258,0.,0.5,-0.5773502691896258,0.5,0.,0.5773502691896258,0.5,0.5,0.5773502691896258,0.,0.5,0.5773502691896258,0.5,0.};
117 const double MEDCouplingFieldDiscretizationGaussNE::LOC_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.};//to check
118 const double MEDCouplingFieldDiscretizationGaussNE::LOC_HEXA8[24]={-0.5773502691896258,-0.5773502691896258,-0.5773502691896258,-0.5773502691896258,-0.5773502691896258,0.5773502691896258,-0.5773502691896258,0.5773502691896258,-0.5773502691896258,-0.5773502691896258,0.5773502691896258,0.5773502691896258,0.5773502691896258,-0.5773502691896258,-0.5773502691896258,0.5773502691896258,-0.5773502691896258,0.5773502691896258,0.5773502691896258,0.5773502691896258,-0.5773502691896258,0.5773502691896258,0.5773502691896258,0.5773502691896258};
119 const double MEDCouplingFieldDiscretizationGaussNE::LOC_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.};//to check
120 const double MEDCouplingFieldDiscretizationGaussNE::LOC_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.,-1.,0.,-1.,0.,1.,-1.,1.,0.,-1.,0.,-1.,-1.,-1.,0.,1.,0.,1.,1.,1.,0.,1.,0.,-1.,1.,-1.,-1.,0.,-1.,1.,0.,1.,1.,0.,1.,-1.,0.,0.,0.,-1.,-1.,0.,0.,0.,1.,0.,1.,0.,0.,0.,-1.,0.,0.,0.,1.,0.,0.,0.};
121 const double MEDCouplingFieldDiscretizationGaussNE::LOC_PYRA5[15]={0.5,0.,0.1531754163448146,0.,0.5,0.1531754163448146,-0.5,0.,0.1531754163448146,0.,-0.5,0.1531754163448146,0.,0.,0.6372983346207416};
122 const double MEDCouplingFieldDiscretizationGaussNE::LOC_PYRA13[39]={1.,0.,0.,0.,-1.,0.,-1.,0.,0.,0.,1.,0.,0.,0.,0.999999999999,0.5,-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};//to check 0.99999... to avoid nan ! on node #4 of PYRA13
124 MEDCouplingFieldDiscretization::MEDCouplingFieldDiscretization():_precision(DFLT_PRECISION)
128 MEDCouplingFieldDiscretization *MEDCouplingFieldDiscretization::New(TypeOfField type)
132 case MEDCouplingFieldDiscretizationP0::TYPE:
133 return new MEDCouplingFieldDiscretizationP0;
134 case MEDCouplingFieldDiscretizationP1::TYPE:
135 return new MEDCouplingFieldDiscretizationP1;
136 case MEDCouplingFieldDiscretizationGauss::TYPE:
137 return new MEDCouplingFieldDiscretizationGauss;
138 case MEDCouplingFieldDiscretizationGaussNE::TYPE:
139 return new MEDCouplingFieldDiscretizationGaussNE;
140 case MEDCouplingFieldDiscretizationKriging::TYPE:
141 return new MEDCouplingFieldDiscretizationKriging;
143 throw INTERP_KERNEL::Exception("Choosen discretization is not implemented yet.");
147 TypeOfField MEDCouplingFieldDiscretization::GetTypeOfFieldFromStringRepr(const std::string& repr)
149 if(repr==MEDCouplingFieldDiscretizationP0::REPR)
150 return MEDCouplingFieldDiscretizationP0::TYPE;
151 if(repr==MEDCouplingFieldDiscretizationP1::REPR)
152 return MEDCouplingFieldDiscretizationP1::TYPE;
153 if(repr==MEDCouplingFieldDiscretizationGauss::REPR)
154 return MEDCouplingFieldDiscretizationGauss::TYPE;
155 if(repr==MEDCouplingFieldDiscretizationGaussNE::REPR)
156 return MEDCouplingFieldDiscretizationGaussNE::TYPE;
157 if(repr==MEDCouplingFieldDiscretizationKriging::REPR)
158 return MEDCouplingFieldDiscretizationKriging::TYPE;
159 throw INTERP_KERNEL::Exception("Representation does not match with any field discretization !");
162 std::string MEDCouplingFieldDiscretization::GetTypeOfFieldRepr(TypeOfField type)
164 if(type==MEDCouplingFieldDiscretizationP0::TYPE)
165 return MEDCouplingFieldDiscretizationP0::REPR;
166 if(type==MEDCouplingFieldDiscretizationP1::TYPE)
167 return MEDCouplingFieldDiscretizationP1::REPR;
168 if(type==MEDCouplingFieldDiscretizationGauss::TYPE)
169 return MEDCouplingFieldDiscretizationGauss::REPR;
170 if(type==MEDCouplingFieldDiscretizationGaussNE::TYPE)
171 return MEDCouplingFieldDiscretizationGaussNE::REPR;
172 if(type==MEDCouplingFieldDiscretizationKriging::TYPE)
173 return MEDCouplingFieldDiscretizationKriging::REPR;
174 throw INTERP_KERNEL::Exception("GetTypeOfFieldRepr : Representation does not match with any field discretization !");
177 bool MEDCouplingFieldDiscretization::isEqual(const MEDCouplingFieldDiscretization *other, double eps) const
180 return isEqualIfNotWhy(other,eps,reason);
183 bool MEDCouplingFieldDiscretization::isEqualWithoutConsideringStr(const MEDCouplingFieldDiscretization *other, double eps) const
185 return isEqual(other,eps);
189 * This method is an alias of MEDCouplingFieldDiscretization::clone. It is only here for coherency with all the remaining of MEDCoupling.
190 * \sa MEDCouplingFieldDiscretization::clone.
192 MEDCouplingFieldDiscretization *MEDCouplingFieldDiscretization::deepCopy() const
198 * For all field discretization excepted GaussPts the [ \a startCellIds, \a endCellIds ) has no impact on the cloned instance.
200 MEDCouplingFieldDiscretization *MEDCouplingFieldDiscretization::clonePart(const int *startCellIds, const int *endCellIds) const
206 * For all field discretization excepted GaussPts the slice( \a beginCellId, \a endCellIds, \a stepCellId ) has no impact on the cloned instance.
208 MEDCouplingFieldDiscretization *MEDCouplingFieldDiscretization::clonePartRange(int beginCellIds, int endCellIds, int stepCellIds) const
214 * Excepted for MEDCouplingFieldDiscretizationPerCell no underlying TimeLabel object : nothing to do in generally.
216 void MEDCouplingFieldDiscretization::updateTime() const
220 std::size_t MEDCouplingFieldDiscretization::getHeapMemorySizeWithoutChildren() const
225 std::vector<const BigMemoryObject *> MEDCouplingFieldDiscretization::getDirectChildrenWithNull() const
227 return std::vector<const BigMemoryObject *>();
231 * Computes normL1 of DataArrayDouble instance arr.
232 * @param res output parameter expected to be of size arr->getNumberOfComponents();
233 * @throw when the field discretization fails on getMeasure fields (gauss points for example)
235 void MEDCouplingFieldDiscretization::normL1(const MEDCouplingMesh *mesh, const DataArrayDouble *arr, double *res) const
237 MCAuto<MEDCouplingFieldDouble> vol=getMeasureField(mesh,true);
238 int nbOfCompo=arr->getNumberOfComponents();
239 int nbOfElems=getNumberOfTuples(mesh);
240 std::fill(res,res+nbOfCompo,0.);
241 const double *arrPtr=arr->getConstPointer();
242 const double *volPtr=vol->getArray()->getConstPointer();
244 for(int i=0;i<nbOfElems;i++)
246 double v=fabs(volPtr[i]);
247 for(int j=0;j<nbOfCompo;j++)
248 res[j]+=fabs(arrPtr[i*nbOfCompo+j])*v;
251 std::transform(res,res+nbOfCompo,res,std::bind2nd(std::multiplies<double>(),1./deno));
255 * Computes normL2 of DataArrayDouble instance arr.
256 * @param res output parameter expected to be of size arr->getNumberOfComponents();
257 * @throw when the field discretization fails on getMeasure fields (gauss points for example)
259 void MEDCouplingFieldDiscretization::normL2(const MEDCouplingMesh *mesh, const DataArrayDouble *arr, double *res) const
261 MCAuto<MEDCouplingFieldDouble> vol=getMeasureField(mesh,true);
262 int nbOfCompo=arr->getNumberOfComponents();
263 int nbOfElems=getNumberOfTuples(mesh);
264 std::fill(res,res+nbOfCompo,0.);
265 const double *arrPtr=arr->getConstPointer();
266 const double *volPtr=vol->getArray()->getConstPointer();
268 for(int i=0;i<nbOfElems;i++)
270 double v=fabs(volPtr[i]);
271 for(int j=0;j<nbOfCompo;j++)
272 res[j]+=arrPtr[i*nbOfCompo+j]*arrPtr[i*nbOfCompo+j]*v;
275 std::transform(res,res+nbOfCompo,res,std::bind2nd(std::multiplies<double>(),1./deno));
276 std::transform(res,res+nbOfCompo,res,std::ptr_fun<double,double>(std::sqrt));
280 * Computes integral of DataArrayDouble instance arr.
281 * @param res output parameter expected to be of size arr->getNumberOfComponents();
282 * @throw when the field discretization fails on getMeasure fields (gauss points for example)
284 void MEDCouplingFieldDiscretization::integral(const MEDCouplingMesh *mesh, const DataArrayDouble *arr, bool isWAbs, double *res) const
287 throw INTERP_KERNEL::Exception("MEDCouplingFieldDiscretization::integral : mesh is NULL !");
289 throw INTERP_KERNEL::Exception("MEDCouplingFieldDiscretization::integral : input array is NULL !");
290 MCAuto<MEDCouplingFieldDouble> vol=getMeasureField(mesh,isWAbs);
291 std::size_t nbOfCompo(arr->getNumberOfComponents()),nbOfElems(getNumberOfTuples(mesh));
292 if(nbOfElems!=arr->getNumberOfTuples())
294 std::ostringstream oss; oss << "MEDCouplingFieldDiscretization::integral : field is not correct ! number of tuples in array is " << arr->getNumberOfTuples();
295 oss << " whereas number of tuples expected is " << nbOfElems << " !";
296 throw INTERP_KERNEL::Exception(oss.str().c_str());
298 std::fill(res,res+nbOfCompo,0.);
299 const double *arrPtr(arr->begin()),*volPtr(vol->getArray()->begin());
300 INTERP_KERNEL::AutoPtr<double> tmp=new double[nbOfCompo];
301 for(std::size_t i=0;i<nbOfElems;i++)
303 std::transform(arrPtr+i*nbOfCompo,arrPtr+(i+1)*nbOfCompo,(double *)tmp,std::bind2nd(std::multiplies<double>(),volPtr[i]));
304 std::transform((double *)tmp,(double *)tmp+nbOfCompo,res,res,std::plus<double>());
309 * This method is strictly equivalent to MEDCouplingFieldDiscretization::buildSubMeshData except that it is optimized for input defined as a range of cell ids.
311 * \param [out] beginOut Valid only if \a di is NULL
312 * \param [out] endOut Valid only if \a di is NULL
313 * \param [out] stepOut Valid only if \a di is NULL
314 * \param [out] di is an array returned that specifies entity ids (nodes, cells, Gauss points... ) in array if no output range is foundable.
316 * \sa MEDCouplingFieldDiscretization::buildSubMeshData
318 MEDCouplingMesh *MEDCouplingFieldDiscretization::buildSubMeshDataRange(const MEDCouplingMesh *mesh, int beginCellIds, int endCellIds, int stepCellIds, int& beginOut, int& endOut, int& stepOut, DataArrayInt *&di) const
320 MCAuto<DataArrayInt> da=DataArrayInt::Range(beginCellIds,endCellIds,stepCellIds);
321 return buildSubMeshData(mesh,da->begin(),da->end(),di);
324 void MEDCouplingFieldDiscretization::getSerializationIntArray(DataArrayInt *& arr) const
332 void MEDCouplingFieldDiscretization::getTinySerializationIntInformation(std::vector<int>& tinyInfo) const
339 void MEDCouplingFieldDiscretization::getTinySerializationDbleInformation(std::vector<double>& tinyInfo) const
343 void MEDCouplingFieldDiscretization::resizeForUnserialization(const std::vector<int>& tinyInfo, DataArrayInt *& arr)
351 void MEDCouplingFieldDiscretization::checkForUnserialization(const std::vector<int>& tinyInfo, const DataArrayInt *arr)
358 void MEDCouplingFieldDiscretization::finishUnserialization(const std::vector<double>& tinyInfo)
363 * This method is typically the first step of renumbering. The implementation is empty it is not a bug only gauss is impacted
364 * virtualy by this method.
366 void MEDCouplingFieldDiscretization::renumberCells(const int *old2NewBg, bool check)
370 double MEDCouplingFieldDiscretization::getIJK(const MEDCouplingMesh *mesh, const DataArrayDouble *da, int cellId, int nodeIdInCell, int compoId) const
372 throw INTERP_KERNEL::Exception("getIJK Invalid ! only for GaussPoint and GaussNE discretizations !");
375 void MEDCouplingFieldDiscretization::setGaussLocalizationOnType(const MEDCouplingMesh *m, INTERP_KERNEL::NormalizedCellType type, const std::vector<double>& refCoo,
376 const std::vector<double>& gsCoo, const std::vector<double>& wg)
378 throw INTERP_KERNEL::Exception("Invalid method for the corresponding field discretization : available only for GaussPoint discretization !");
381 void MEDCouplingFieldDiscretization::setGaussLocalizationOnCells(const MEDCouplingMesh *m, const int *begin, const int *end, const std::vector<double>& refCoo,
382 const std::vector<double>& gsCoo, const std::vector<double>& wg)
384 throw INTERP_KERNEL::Exception("Invalid method for the corresponding field discretization : available only for GaussPoint discretization !");
387 void MEDCouplingFieldDiscretization::clearGaussLocalizations()
389 throw INTERP_KERNEL::Exception("Invalid method for the corresponding field discretization : available only for GaussPoint discretization !");
392 MEDCouplingGaussLocalization& MEDCouplingFieldDiscretization::getGaussLocalization(int locId)
394 throw INTERP_KERNEL::Exception("Invalid method for the corresponding field discretization : available only for GaussPoint discretization !");
397 const MEDCouplingGaussLocalization& MEDCouplingFieldDiscretization::getGaussLocalization(int locId) const
399 throw INTERP_KERNEL::Exception("Invalid method for the corresponding field discretization : available only for GaussPoint discretization !");
402 int MEDCouplingFieldDiscretization::getNbOfGaussLocalization() const
404 throw INTERP_KERNEL::Exception("Invalid method for the corresponding field discretization : available only for GaussPoint discretization !");
407 int MEDCouplingFieldDiscretization::getGaussLocalizationIdOfOneCell(int cellId) const
409 throw INTERP_KERNEL::Exception("Invalid method for the corresponding field discretization : available only for GaussPoint discretization !");
412 int MEDCouplingFieldDiscretization::getGaussLocalizationIdOfOneType(INTERP_KERNEL::NormalizedCellType type) const
414 throw INTERP_KERNEL::Exception("Invalid method for the corresponding field discretization : available only for GaussPoint discretization !");
417 std::set<int> MEDCouplingFieldDiscretization::getGaussLocalizationIdsOfOneType(INTERP_KERNEL::NormalizedCellType type) const
419 throw INTERP_KERNEL::Exception("Invalid method for the corresponding field discretization : available only for GaussPoint discretization !");
422 void MEDCouplingFieldDiscretization::getCellIdsHavingGaussLocalization(int locId, std::vector<int>& cellIds) const
424 throw INTERP_KERNEL::Exception("Invalid method for the corresponding field discretization : available only for GaussPoint discretization !");
427 void MEDCouplingFieldDiscretization::RenumberEntitiesFromO2NArr(double eps, const int *old2NewPtr, int newNbOfEntity, DataArrayDouble *arr, const std::string& msg)
430 throw INTERP_KERNEL::Exception("MEDCouplingFieldDiscretization::RenumberEntitiesFromO2NArr : input array is NULL !");
431 int oldNbOfElems=arr->getNumberOfTuples();
432 int nbOfComp=arr->getNumberOfComponents();
433 int newNbOfTuples=newNbOfEntity;
434 MCAuto<DataArrayDouble> arrCpy=arr->deepCopy();
435 const double *ptSrc=arrCpy->getConstPointer();
436 arr->reAlloc(newNbOfTuples);
437 double *ptToFill=arr->getPointer();
438 std::fill(ptToFill,ptToFill+nbOfComp*newNbOfTuples,std::numeric_limits<double>::max());
439 INTERP_KERNEL::AutoPtr<double> tmp=new double[nbOfComp];
440 for(int i=0;i<oldNbOfElems;i++)
442 int newNb=old2NewPtr[i];
443 if(newNb>=0)//if newNb<0 the node is considered as out.
445 if(std::find_if(ptToFill+newNb*nbOfComp,ptToFill+(newNb+1)*nbOfComp,std::bind2nd(std::not_equal_to<double>(),std::numeric_limits<double>::max()))
446 ==ptToFill+(newNb+1)*nbOfComp)
447 std::copy(ptSrc+i*nbOfComp,ptSrc+(i+1)*nbOfComp,ptToFill+newNb*nbOfComp);
450 std::transform(ptSrc+i*nbOfComp,ptSrc+(i+1)*nbOfComp,ptToFill+newNb*nbOfComp,(double *)tmp,std::minus<double>());
451 std::transform((double *)tmp,((double *)tmp)+nbOfComp,(double *)tmp,std::ptr_fun<double,double>(fabs));
452 //if(!std::equal(ptSrc+i*nbOfComp,ptSrc+(i+1)*nbOfComp,ptToFill+newNb*nbOfComp))
453 if(*std::max_element((double *)tmp,((double *)tmp)+nbOfComp)>eps)
455 std::ostringstream oss;
456 oss << msg << " " << i << " and " << std::find(old2NewPtr,old2NewPtr+i,newNb)-old2NewPtr
457 << " have been merged and " << msg << " field on them are different !";
458 throw INTERP_KERNEL::Exception(oss.str().c_str());
465 void MEDCouplingFieldDiscretization::RenumberEntitiesFromN2OArr(const int *new2OldPtr, int new2OldSz, DataArrayDouble *arr, const std::string& msg)
467 int nbOfComp=arr->getNumberOfComponents();
468 MCAuto<DataArrayDouble> arrCpy=arr->deepCopy();
469 const double *ptSrc=arrCpy->getConstPointer();
470 arr->reAlloc(new2OldSz);
471 double *ptToFill=arr->getPointer();
472 for(int i=0;i<new2OldSz;i++)
474 int oldNb=new2OldPtr[i];
475 std::copy(ptSrc+oldNb*nbOfComp,ptSrc+(oldNb+1)*nbOfComp,ptToFill+i*nbOfComp);
479 MEDCouplingFieldDiscretization::~MEDCouplingFieldDiscretization()
483 TypeOfField MEDCouplingFieldDiscretizationP0::getEnum() const
489 * This method is simply called by MEDCouplingFieldDiscretization::deepCopy. It performs the deep copy of \a this.
491 * \sa MEDCouplingFieldDiscretization::deepCopy.
493 MEDCouplingFieldDiscretization *MEDCouplingFieldDiscretizationP0::clone() const
495 return new MEDCouplingFieldDiscretizationP0;
498 std::string MEDCouplingFieldDiscretizationP0::getStringRepr() const
500 return std::string(REPR);
503 const char *MEDCouplingFieldDiscretizationP0::getRepr() const
508 bool MEDCouplingFieldDiscretizationP0::isEqualIfNotWhy(const MEDCouplingFieldDiscretization *other, double eps, std::string& reason) const
512 reason="other spatial discretization is NULL, and this spatial discretization (P0) is defined.";
515 const MEDCouplingFieldDiscretizationP0 *otherC=dynamic_cast<const MEDCouplingFieldDiscretizationP0 *>(other);
518 reason="Spatial discrtization of this is ON_CELLS, which is not the case of other.";
522 int MEDCouplingFieldDiscretizationP0::getNumberOfTuples(const MEDCouplingMesh *mesh) const
525 throw INTERP_KERNEL::Exception("MEDCouplingFieldDiscretizationP0::getNumberOfTuples : NULL input mesh !");
526 return mesh->getNumberOfCells();
530 * This method returns the number of tuples regarding exclusively the input code \b without \b using \b a \b mesh \b in \b input.
531 * The input code coherency is also checked regarding spatial discretization of \a this.
532 * If an incoherency is detected, an exception will be thrown. If the input code is coherent, the number of tuples expected is returned.
533 * The number of tuples expected is equal to those to have a valid field lying on \a this and having a mesh fitting perfectly the input code (geometric type distribution).
535 int MEDCouplingFieldDiscretizationP0::getNumberOfTuplesExpectedRegardingCode(const std::vector<int>& code, const std::vector<const DataArrayInt *>& idsPerType) const
538 throw INTERP_KERNEL::Exception("MEDCouplingFieldDiscretizationP0::getNumberOfTuplesExpectedRegardingCode : invalid input code !");
539 int nbOfSplit=(int)idsPerType.size();
540 int nbOfTypes=(int)code.size()/3;
542 for(int i=0;i<nbOfTypes;i++)
544 int nbOfEltInChunk=code[3*i+1];
546 throw INTERP_KERNEL::Exception("MEDCouplingFieldDiscretizationP0::getNumberOfTuplesExpectedRegardingCode : invalid input code ! presence of negative value in a type !");
550 if(pos<0 || pos>=nbOfSplit)
552 std::ostringstream oss; oss << "MEDCouplingFieldDiscretizationP0::getNumberOfTuplesExpectedRegardingCode : input code points to pos " << pos << " in typeid " << i << " ! Should be in [0," << nbOfSplit << ") !";
553 throw INTERP_KERNEL::Exception(oss.str().c_str());
555 const DataArrayInt *ids(idsPerType[pos]);
556 if(!ids || !ids->isAllocated() || ids->getNumberOfComponents()!=1 || (int)ids->getNumberOfTuples()!=nbOfEltInChunk || ids->getMinValueInArray()<0)
558 std::ostringstream oss; oss << "MEDCouplingFieldDiscretizationP0::getNumberOfTuplesExpectedRegardingCode : input pfl chunck at pos " << pos << " should have " << i << " tuples and one component and with ids all >=0 !";
559 throw INTERP_KERNEL::Exception(oss.str().c_str());
567 int MEDCouplingFieldDiscretizationP0::getNumberOfMeshPlaces(const MEDCouplingMesh *mesh) const
570 throw INTERP_KERNEL::Exception("MEDCouplingFieldDiscretizationP0::getNumberOfMeshPlaces : NULL input mesh !");
571 return mesh->getNumberOfCells();
574 DataArrayInt *MEDCouplingFieldDiscretizationP0::getOffsetArr(const MEDCouplingMesh *mesh) const
577 throw INTERP_KERNEL::Exception("MEDCouplingFieldDiscretizationP0::getOffsetArr : NULL input mesh !");
578 int nbOfTuples=mesh->getNumberOfCells();
579 DataArrayInt *ret=DataArrayInt::New();
580 ret->alloc(nbOfTuples+1,1);
585 void MEDCouplingFieldDiscretizationP0::renumberArraysForCell(const MEDCouplingMesh *mesh, const std::vector<DataArray *>& arrays,
586 const int *old2NewBg, bool check)
589 throw INTERP_KERNEL::Exception("MEDCouplingFieldDiscretizationP0::renumberArraysForCell : NULL input mesh !");
590 const int *array=old2NewBg;
592 array=DataArrayInt::CheckAndPreparePermutation(old2NewBg,old2NewBg+mesh->getNumberOfCells());
593 for(std::vector<DataArray *>::const_iterator it=arrays.begin();it!=arrays.end();it++)
596 (*it)->renumberInPlace(array);
599 free(const_cast<int *>(array));
602 DataArrayDouble *MEDCouplingFieldDiscretizationP0::getLocalizationOfDiscValues(const MEDCouplingMesh *mesh) const
605 throw INTERP_KERNEL::Exception("MEDCouplingFieldDiscretizationP0::getLocalizationOfDiscValues : NULL input mesh !");
606 return mesh->computeCellCenterOfMass();
609 void MEDCouplingFieldDiscretizationP0::computeMeshRestrictionFromTupleIds(const MEDCouplingMesh *mesh, const int *tupleIdsBg, const int *tupleIdsEnd,
610 DataArrayInt *&cellRestriction, DataArrayInt *&trueTupleRestriction) const
613 throw INTERP_KERNEL::Exception("MEDCouplingFieldDiscretizationP0::computeMeshRestrictionFromTupleIds : NULL input mesh !");
614 MCAuto<DataArrayInt> tmp=DataArrayInt::New();
615 tmp->alloc((int)std::distance(tupleIdsBg,tupleIdsEnd),1);
616 std::copy(tupleIdsBg,tupleIdsEnd,tmp->getPointer());
617 MCAuto<DataArrayInt> tmp2(tmp->deepCopy());
618 cellRestriction=tmp.retn();
619 trueTupleRestriction=tmp2.retn();
622 void MEDCouplingFieldDiscretizationP0::reprQuickOverview(std::ostream& stream) const
624 stream << "P0 spatial discretization.";
627 void MEDCouplingFieldDiscretizationP0::checkCompatibilityWithNature(NatureOfField nat) const
631 void MEDCouplingFieldDiscretizationP0::checkCoherencyBetween(const MEDCouplingMesh *mesh, const DataArray *da) const
634 throw INTERP_KERNEL::Exception("MEDCouplingFieldDiscretizationP0::checkCoherencyBetween : NULL input mesh or DataArray !");
635 if(mesh->getNumberOfCells()!=da->getNumberOfTuples())
637 std::ostringstream message;
638 message << "Field on cells invalid because there are " << mesh->getNumberOfCells();
639 message << " cells in mesh and " << da->getNumberOfTuples() << " tuples in field !";
640 throw INTERP_KERNEL::Exception(message.str().c_str());
644 MEDCouplingFieldDouble *MEDCouplingFieldDiscretizationP0::getMeasureField(const MEDCouplingMesh *mesh, bool isAbs) const
647 throw INTERP_KERNEL::Exception("MEDCouplingFieldDiscretizationP0::getMeasureField : mesh instance specified is NULL !");
648 return mesh->getMeasureField(isAbs);
651 void MEDCouplingFieldDiscretizationP0::getValueOn(const DataArrayDouble *arr, const MEDCouplingMesh *mesh, const double *loc, double *res) const
654 throw INTERP_KERNEL::Exception("MEDCouplingFieldDiscretizationP0::getValueOn : NULL input mesh !");
655 int id=mesh->getCellContainingPoint(loc,_precision);
657 throw INTERP_KERNEL::Exception("Specified point is detected outside of mesh : unable to apply P0::getValueOn !");
658 arr->getTuple(id,res);
661 void MEDCouplingFieldDiscretizationP0::getValueOnPos(const DataArrayDouble *arr, const MEDCouplingMesh *mesh, int i, int j, int k, double *res) const
663 const MEDCouplingCMesh *meshC=dynamic_cast<const MEDCouplingCMesh *>(mesh);
665 throw INTERP_KERNEL::Exception("P0::getValueOnPos is only accessible for structured meshes !");
666 int id=meshC->getCellIdFromPos(i,j,k);
667 arr->getTuple(id,res);
670 DataArrayDouble *MEDCouplingFieldDiscretizationP0::getValueOnMulti(const DataArrayDouble *arr, const MEDCouplingMesh *mesh, const double *loc, int nbOfPoints) const
673 throw INTERP_KERNEL::Exception("MEDCouplingFieldDiscretizationP0::getValueOnMulti : NULL input mesh !");
674 MCAuto<DataArrayInt> eltsArr,eltsIndexArr;
675 mesh->getCellsContainingPoints(loc,nbOfPoints,_precision,eltsArr,eltsIndexArr);
676 const int *elts(eltsArr->begin()),*eltsIndex(eltsIndexArr->begin());
677 int spaceDim=mesh->getSpaceDimension();
678 int nbOfComponents=arr->getNumberOfComponents();
679 MCAuto<DataArrayDouble> ret=DataArrayDouble::New();
680 ret->alloc(nbOfPoints,nbOfComponents);
681 double *ptToFill=ret->getPointer();
682 for(int i=0;i<nbOfPoints;i++,ptToFill+=nbOfComponents)
683 if(eltsIndex[i+1]-eltsIndex[i]>=1)
684 arr->getTuple(elts[eltsIndex[i]],ptToFill);
687 std::ostringstream oss; oss << "Point #" << i << " with coordinates : (";
688 std::copy(loc+i*spaceDim,loc+(i+1)*spaceDim,std::ostream_iterator<double>(oss,", "));
689 oss << ") detected outside mesh : unable to apply P0::getValueOnMulti ! ";
690 throw INTERP_KERNEL::Exception(oss.str().c_str());
696 * Nothing to do. It's not a bug.
698 void MEDCouplingFieldDiscretizationP0::renumberValuesOnNodes(double , const int *, int newNbOfNodes, DataArrayDouble *) const
702 void MEDCouplingFieldDiscretizationP0::renumberValuesOnCells(double epsOnVals, const MEDCouplingMesh *mesh, const int *old2New, int newSz, DataArrayDouble *arr) const
704 RenumberEntitiesFromO2NArr(epsOnVals,old2New,newSz,arr,"Cell");
707 void MEDCouplingFieldDiscretizationP0::renumberValuesOnCellsR(const MEDCouplingMesh *mesh, const int *new2old, int newSz, DataArrayDouble *arr) const
709 RenumberEntitiesFromN2OArr(new2old,newSz,arr,"Cell");
713 * This method returns a tuple ids selection from cell ids selection [start;end).
714 * This method is called by MEDCouplingFieldDiscretizationP0::buildSubMeshData to return parameter \b di.
715 * Here for P0 it's very simple !
717 * \return a newly allocated array containing ids to select into the DataArrayDouble of the field.
720 DataArrayInt *MEDCouplingFieldDiscretizationP0::computeTupleIdsToSelectFromCellIds(const MEDCouplingMesh *mesh, const int *startCellIds, const int *endCellIds) const
722 MCAuto<DataArrayInt> ret=DataArrayInt::New();
723 ret->alloc((int)std::distance(startCellIds,endCellIds),1);
724 std::copy(startCellIds,endCellIds,ret->getPointer());
729 * This method returns a submesh of 'mesh' instance constituting cell ids contained in array defined as an interval [start;end).
730 * @param di is an array returned that specifies entity ids (here cells ids) in mesh 'mesh' of entity in returned submesh.
731 * Example : The first cell id of returned mesh has the (*di)[0] id in 'mesh'
733 * \sa MEDCouplingFieldDiscretizationP0::buildSubMeshDataRange
735 MEDCouplingMesh *MEDCouplingFieldDiscretizationP0::buildSubMeshData(const MEDCouplingMesh *mesh, const int *start, const int *end, DataArrayInt *&di) const
738 throw INTERP_KERNEL::Exception("MEDCouplingFieldDiscretizationP0::buildSubMeshData : NULL input mesh !");
739 MCAuto<MEDCouplingMesh> ret=mesh->buildPart(start,end);
740 MCAuto<DataArrayInt> diSafe=DataArrayInt::New();
741 diSafe->alloc((int)std::distance(start,end),1);
742 std::copy(start,end,diSafe->getPointer());
748 * This method is strictly equivalent to MEDCouplingFieldDiscretizationP0::buildSubMeshData except that it is optimized for input defined as a range of cell ids.
750 * \param [out] beginOut Valid only if \a di is NULL
751 * \param [out] endOut Valid only if \a di is NULL
752 * \param [out] stepOut Valid only if \a di is NULL
753 * \param [out] di is an array returned that specifies entity ids (nodes, cells, Gauss points... ) in array if no output range is foundable.
755 * \sa MEDCouplingFieldDiscretizationP0::buildSubMeshData
757 MEDCouplingMesh *MEDCouplingFieldDiscretizationP0::buildSubMeshDataRange(const MEDCouplingMesh *mesh, int beginCellIds, int endCellIds, int stepCellIds, int& beginOut, int& endOut, int& stepOut, DataArrayInt *&di) const
760 throw INTERP_KERNEL::Exception("MEDCouplingFieldDiscretizationP0::buildSubMeshDataRange : NULL input mesh !");
761 MCAuto<MEDCouplingMesh> ret=mesh->buildPartRange(beginCellIds,endCellIds,stepCellIds);
762 di=0; beginOut=beginCellIds; endOut=endCellIds; stepOut=stepCellIds;
766 int MEDCouplingFieldDiscretizationOnNodes::getNumberOfTuples(const MEDCouplingMesh *mesh) const
769 throw INTERP_KERNEL::Exception("MEDCouplingFieldDiscretizationNodes::getNumberOfTuples : NULL input mesh !");
770 return mesh->getNumberOfNodes();
774 * This method returns the number of tuples regarding exclusively the input code \b without \b using \b a \b mesh \b in \b input.
775 * The input code coherency is also checked regarding spatial discretization of \a this.
776 * If an incoherency is detected, an exception will be thrown. If the input code is coherent, the number of tuples expected is returned.
777 * The number of tuples expected is equal to those to have a valid field lying on \a this and having a mesh fitting perfectly the input code (geometric type distribution).
779 int MEDCouplingFieldDiscretizationOnNodes::getNumberOfTuplesExpectedRegardingCode(const std::vector<int>& code, const std::vector<const DataArrayInt *>& idsPerType) const
782 throw INTERP_KERNEL::Exception("MEDCouplingFieldDiscretizationOnNodes::getNumberOfTuplesExpectedRegardingCode : invalid input code !");
783 int nbOfSplit=(int)idsPerType.size();
784 int nbOfTypes=(int)code.size()/3;
786 for(int i=0;i<nbOfTypes;i++)
788 int nbOfEltInChunk=code[3*i+1];
790 throw INTERP_KERNEL::Exception("MEDCouplingFieldDiscretizationOnNodes::getNumberOfTuplesExpectedRegardingCode : invalid input code ! presence of negative value in a type !");
794 if(pos<0 || pos>=nbOfSplit)
796 std::ostringstream oss; oss << "MEDCouplingFieldDiscretizationOnNodes::getNumberOfTuplesExpectedRegardingCode : input code points to pos " << pos << " in typeid " << i << " ! Should be in [0," << nbOfSplit << ") !";
797 throw INTERP_KERNEL::Exception(oss.str().c_str());
799 const DataArrayInt *ids(idsPerType[pos]);
800 if(!ids || !ids->isAllocated() || ids->getNumberOfComponents()!=1 || (int)ids->getNumberOfTuples()!=nbOfEltInChunk || ids->getMinValueInArray()<0)
802 std::ostringstream oss; oss << "MEDCouplingFieldDiscretizationOnNodes::getNumberOfTuplesExpectedRegardingCode : input pfl chunck at pos " << pos << " should have " << i << " tuples and one component and with ids all >=0 !";
803 throw INTERP_KERNEL::Exception(oss.str().c_str());
811 int MEDCouplingFieldDiscretizationOnNodes::getNumberOfMeshPlaces(const MEDCouplingMesh *mesh) const
814 throw INTERP_KERNEL::Exception("MEDCouplingFieldDiscretizationNodes::getNumberOfMeshPlaces : NULL input mesh !");
815 return mesh->getNumberOfNodes();
819 * Nothing to do here.
821 void MEDCouplingFieldDiscretizationOnNodes::renumberArraysForCell(const MEDCouplingMesh *, const std::vector<DataArray *>& arrays,
822 const int *old2NewBg, bool check)
826 DataArrayInt *MEDCouplingFieldDiscretizationOnNodes::getOffsetArr(const MEDCouplingMesh *mesh) const
829 throw INTERP_KERNEL::Exception("MEDCouplingFieldDiscretizationNodes::getOffsetArr : NULL input mesh !");
830 int nbOfTuples=mesh->getNumberOfNodes();
831 DataArrayInt *ret=DataArrayInt::New();
832 ret->alloc(nbOfTuples+1,1);
837 DataArrayDouble *MEDCouplingFieldDiscretizationOnNodes::getLocalizationOfDiscValues(const MEDCouplingMesh *mesh) const
840 throw INTERP_KERNEL::Exception("MEDCouplingFieldDiscretizationNodes::getLocalizationOfDiscValues : NULL input mesh !");
841 return mesh->getCoordinatesAndOwner();
844 void MEDCouplingFieldDiscretizationOnNodes::computeMeshRestrictionFromTupleIds(const MEDCouplingMesh *mesh, const int *tupleIdsBg, const int *tupleIdsEnd,
845 DataArrayInt *&cellRestriction, DataArrayInt *&trueTupleRestriction) const
848 throw INTERP_KERNEL::Exception("MEDCouplingFieldDiscretizationOnNodes::computeMeshRestrictionFromTupleIds : NULL input mesh !");
849 MCAuto<DataArrayInt> ret1=mesh->getCellIdsFullyIncludedInNodeIds(tupleIdsBg,tupleIdsEnd);
850 const MEDCouplingUMesh *meshc=dynamic_cast<const MEDCouplingUMesh *>(mesh);
852 throw INTERP_KERNEL::Exception("MEDCouplingFieldDiscretizationOnNodes::computeMeshRestrictionFromTupleIds : trying to subpart field on nodes by node ids ! Your mesh has to be unstructured !");
853 MCAuto<MEDCouplingUMesh> meshPart=static_cast<MEDCouplingUMesh *>(meshc->buildPartOfMySelf(ret1->begin(),ret1->end(),true));
854 MCAuto<DataArrayInt> ret2=meshPart->computeFetchedNodeIds();
855 cellRestriction=ret1.retn();
856 trueTupleRestriction=ret2.retn();
859 void MEDCouplingFieldDiscretizationOnNodes::checkCoherencyBetween(const MEDCouplingMesh *mesh, const DataArray *da) const
862 throw INTERP_KERNEL::Exception("MEDCouplingFieldDiscretizationNodes::checkCoherencyBetween : NULL input mesh or DataArray !");
863 if(mesh->getNumberOfNodes()!=(int)da->getNumberOfTuples())
865 std::ostringstream message;
866 message << "Field on nodes invalid because there are " << mesh->getNumberOfNodes();
867 message << " nodes in mesh and " << da->getNumberOfTuples() << " tuples in field !";
868 throw INTERP_KERNEL::Exception(message.str().c_str());
873 * This method returns a submesh of 'mesh' instance constituting cell ids contained in array defined as an interval [start;end).
874 * @param di is an array returned that specifies entity ids (here nodes ids) in mesh 'mesh' of entity in returned submesh.
875 * Example : The first node id of returned mesh has the (*di)[0] id in 'mesh'
877 MEDCouplingMesh *MEDCouplingFieldDiscretizationOnNodes::buildSubMeshData(const MEDCouplingMesh *mesh, const int *start, const int *end, DataArrayInt *&di) const
880 throw INTERP_KERNEL::Exception("MEDCouplingFieldDiscretizationNodes::buildSubMeshData : NULL input mesh !");
881 DataArrayInt *diTmp=0;
882 MCAuto<MEDCouplingMesh> ret=mesh->buildPartAndReduceNodes(start,end,diTmp);
883 MCAuto<DataArrayInt> diTmpSafe(diTmp);
884 MCAuto<DataArrayInt> di2=diTmpSafe->invertArrayO2N2N2O(ret->getNumberOfNodes());
890 * This method is strictly equivalent to MEDCouplingFieldDiscretizationNodes::buildSubMeshData except that it is optimized for input defined as a range of cell ids.
892 * \param [out] beginOut Valid only if \a di is NULL
893 * \param [out] endOut Valid only if \a di is NULL
894 * \param [out] stepOut Valid only if \a di is NULL
895 * \param [out] di is an array returned that specifies entity ids (nodes, cells, Gauss points... ) in array if no output range is foundable.
897 * \sa MEDCouplingFieldDiscretizationNodes::buildSubMeshData
899 MEDCouplingMesh *MEDCouplingFieldDiscretizationOnNodes::buildSubMeshDataRange(const MEDCouplingMesh *mesh, int beginCellIds, int endCellIds, int stepCellIds, int& beginOut, int& endOut, int& stepOut, DataArrayInt *&di) const
902 throw INTERP_KERNEL::Exception("MEDCouplingFieldDiscretizationOnNodes::buildSubMeshDataRange : NULL input mesh !");
903 DataArrayInt *diTmp=0;
904 MCAuto<MEDCouplingMesh> ret=mesh->buildPartRangeAndReduceNodes(beginCellIds,endCellIds,stepCellIds,beginOut,endOut,stepOut,diTmp);
907 MCAuto<DataArrayInt> diTmpSafe(diTmp);
908 MCAuto<DataArrayInt> di2=diTmpSafe->invertArrayO2N2N2O(ret->getNumberOfNodes());
915 * This method returns a tuple ids selection from cell ids selection [start;end).
916 * This method is called by MEDCouplingFieldDiscretizationOnNodes::buildSubMeshData to return parameter \b di.
917 * Here for P1 only nodes fetched by submesh of mesh[startCellIds:endCellIds) is returned !
919 * \return a newly allocated array containing ids to select into the DataArrayDouble of the field.
922 DataArrayInt *MEDCouplingFieldDiscretizationOnNodes::computeTupleIdsToSelectFromCellIds(const MEDCouplingMesh *mesh, const int *startCellIds, const int *endCellIds) const
925 throw INTERP_KERNEL::Exception("MEDCouplingFieldDiscretizationP1::computeTupleIdsToSelectFromCellIds : NULL input mesh !");
926 const MCAuto<MEDCouplingUMesh> umesh=mesh->buildUnstructured();
927 MCAuto<MEDCouplingUMesh> umesh2=static_cast<MEDCouplingUMesh *>(umesh->buildPartOfMySelf(startCellIds,endCellIds,true));
928 return umesh2->computeFetchedNodeIds();
931 void MEDCouplingFieldDiscretizationOnNodes::renumberValuesOnNodes(double epsOnVals, const int *old2NewPtr, int newNbOfNodes, DataArrayDouble *arr) const
933 RenumberEntitiesFromO2NArr(epsOnVals,old2NewPtr,newNbOfNodes,arr,"Node");
937 * Nothing to do it's not a bug.
939 void MEDCouplingFieldDiscretizationOnNodes::renumberValuesOnCells(double epsOnVals, const MEDCouplingMesh *mesh, const int *old2New, int newSz, DataArrayDouble *arr) const
944 * Nothing to do it's not a bug.
946 void MEDCouplingFieldDiscretizationOnNodes::renumberValuesOnCellsR(const MEDCouplingMesh *mesh, const int *new2old, int newSz, DataArrayDouble *arr) const
950 void MEDCouplingFieldDiscretizationOnNodes::getValueOnPos(const DataArrayDouble *arr, const MEDCouplingMesh *mesh, int i, int j, int k, double *res) const
952 const MEDCouplingCMesh *meshC=dynamic_cast<const MEDCouplingCMesh *>(mesh);
954 throw INTERP_KERNEL::Exception("OnNodes::getValueOnPos(i,j,k) is only accessible for structured meshes !");
955 int id=meshC->getNodeIdFromPos(i,j,k);
956 arr->getTuple(id,res);
959 TypeOfField MEDCouplingFieldDiscretizationP1::getEnum() const
965 * This method is simply called by MEDCouplingFieldDiscretization::deepCopy. It performs the deep copy of \a this.
967 * \sa MEDCouplingFieldDiscretization::deepCopy.
969 MEDCouplingFieldDiscretization *MEDCouplingFieldDiscretizationP1::clone() const
971 return new MEDCouplingFieldDiscretizationP1;
974 std::string MEDCouplingFieldDiscretizationP1::getStringRepr() const
976 return std::string(REPR);
979 const char *MEDCouplingFieldDiscretizationP1::getRepr() const
984 bool MEDCouplingFieldDiscretizationP1::isEqualIfNotWhy(const MEDCouplingFieldDiscretization *other, double eps, std::string& reason) const
988 reason="other spatial discretization is NULL, and this spatial discretization (P1) is defined.";
991 const MEDCouplingFieldDiscretizationP1 *otherC=dynamic_cast<const MEDCouplingFieldDiscretizationP1 *>(other);
994 reason="Spatial discrtization of this is ON_NODES, which is not the case of other.";
998 void MEDCouplingFieldDiscretizationP1::checkCompatibilityWithNature(NatureOfField nat) const
1000 if(nat!=IntensiveMaximum)
1001 throw INTERP_KERNEL::Exception("Invalid nature for P1 field : expected IntensiveMaximum !");
1004 MEDCouplingFieldDouble *MEDCouplingFieldDiscretizationP1::getMeasureField(const MEDCouplingMesh *mesh, bool isAbs) const
1007 throw INTERP_KERNEL::Exception("MEDCouplingFieldDiscretizationP1::getMeasureField : mesh instance specified is NULL !");
1008 return mesh->getMeasureFieldOnNode(isAbs);
1011 void MEDCouplingFieldDiscretizationP1::getValueOn(const DataArrayDouble *arr, const MEDCouplingMesh *mesh, const double *loc, double *res) const
1014 throw INTERP_KERNEL::Exception("MEDCouplingFieldDiscretizationP1::getValueOn : NULL input mesh !");
1015 int id=mesh->getCellContainingPoint(loc,_precision);
1017 throw INTERP_KERNEL::Exception("Specified point is detected outside of mesh : unable to apply P1::getValueOn !");
1018 INTERP_KERNEL::NormalizedCellType type=mesh->getTypeOfCell(id);
1019 if(type!=INTERP_KERNEL::NORM_SEG2 && type!=INTERP_KERNEL::NORM_TRI3 && type!=INTERP_KERNEL::NORM_TETRA4)
1020 throw INTERP_KERNEL::Exception("P1 getValueOn is not specified for not simplex cells !");
1021 getValueInCell(mesh,id,arr,loc,res);
1025 * This method localizes a point defined by 'loc' in a cell with id 'cellId' into mesh 'mesh'.
1026 * The result is put into res expected to be of size at least arr->getNumberOfComponents()
1028 void MEDCouplingFieldDiscretizationP1::getValueInCell(const MEDCouplingMesh *mesh, int cellId, const DataArrayDouble *arr, const double *loc, double *res) const
1031 throw INTERP_KERNEL::Exception("MEDCouplingFieldDiscretizationP1::getValueInCell : NULL input mesh !");
1032 std::vector<int> conn;
1033 std::vector<double> coo;
1034 mesh->getNodeIdsOfCell(cellId,conn);
1035 for(std::vector<int>::const_iterator iter=conn.begin();iter!=conn.end();iter++)
1036 mesh->getCoordinatesOfNode(*iter,coo);
1037 int spaceDim=mesh->getSpaceDimension();
1038 std::size_t nbOfNodes=conn.size();
1039 std::vector<const double *> vec(nbOfNodes);
1040 for(std::size_t i=0;i<nbOfNodes;i++)
1041 vec[i]=&coo[i*spaceDim];
1042 INTERP_KERNEL::AutoPtr<double> tmp=new double[nbOfNodes];
1043 INTERP_KERNEL::barycentric_coords(vec,loc,tmp);
1044 int sz=arr->getNumberOfComponents();
1045 INTERP_KERNEL::AutoPtr<double> tmp2=new double[sz];
1046 std::fill(res,res+sz,0.);
1047 for(std::size_t i=0;i<nbOfNodes;i++)
1049 arr->getTuple(conn[i],(double *)tmp2);
1050 std::transform((double *)tmp2,((double *)tmp2)+sz,(double *)tmp2,std::bind2nd(std::multiplies<double>(),tmp[i]));
1051 std::transform(res,res+sz,(double *)tmp2,res,std::plus<double>());
1055 DataArrayDouble *MEDCouplingFieldDiscretizationP1::getValueOnMulti(const DataArrayDouble *arr, const MEDCouplingMesh *mesh, const double *loc, int nbOfPoints) const
1058 throw INTERP_KERNEL::Exception("MEDCouplingFieldDiscretizationP1::getValueOnMulti : NULL input mesh !");
1059 MCAuto<DataArrayInt> eltsArr,eltsIndexArr;
1060 mesh->getCellsContainingPoints(loc,nbOfPoints,_precision,eltsArr,eltsIndexArr);
1061 const int *elts(eltsArr->begin()),*eltsIndex(eltsIndexArr->begin());
1062 int spaceDim=mesh->getSpaceDimension();
1063 int nbOfComponents=arr->getNumberOfComponents();
1064 MCAuto<DataArrayDouble> ret=DataArrayDouble::New();
1065 ret->alloc(nbOfPoints,nbOfComponents);
1066 double *ptToFill=ret->getPointer();
1067 for(int i=0;i<nbOfPoints;i++)
1068 if(eltsIndex[i+1]-eltsIndex[i]>=1)
1069 getValueInCell(mesh,elts[eltsIndex[i]],arr,loc+i*spaceDim,ptToFill+i*nbOfComponents);
1072 std::ostringstream oss; oss << "Point #" << i << " with coordinates : (";
1073 std::copy(loc+i*spaceDim,loc+(i+1)*spaceDim,std::ostream_iterator<double>(oss,", "));
1074 oss << ") detected outside mesh : unable to apply P1::getValueOnMulti ! ";
1075 throw INTERP_KERNEL::Exception(oss.str().c_str());
1080 void MEDCouplingFieldDiscretizationP1::reprQuickOverview(std::ostream& stream) const
1082 stream << "P1 spatial discretization.";
1085 MEDCouplingFieldDiscretizationPerCell::MEDCouplingFieldDiscretizationPerCell():_discr_per_cell(0)
1089 MEDCouplingFieldDiscretizationPerCell::~MEDCouplingFieldDiscretizationPerCell()
1092 _discr_per_cell->decrRef();
1096 * This constructor deep copies MEDCoupling::DataArrayInt instance from other (if any).
1098 MEDCouplingFieldDiscretizationPerCell::MEDCouplingFieldDiscretizationPerCell(const MEDCouplingFieldDiscretizationPerCell& other, const int *startCellIds, const int *endCellIds):_discr_per_cell(0)
1100 DataArrayInt *arr=other._discr_per_cell;
1103 if(startCellIds==0 && endCellIds==0)
1104 _discr_per_cell=arr->deepCopy();
1106 _discr_per_cell=arr->selectByTupleIdSafe(startCellIds,endCellIds);
1110 MEDCouplingFieldDiscretizationPerCell::MEDCouplingFieldDiscretizationPerCell(const MEDCouplingFieldDiscretizationPerCell& other, int beginCellIds, int endCellIds, int stepCellIds):_discr_per_cell(0)
1112 DataArrayInt *arr=other._discr_per_cell;
1115 _discr_per_cell=arr->selectByTupleIdSafeSlice(beginCellIds,endCellIds,stepCellIds);
1119 void MEDCouplingFieldDiscretizationPerCell::updateTime() const
1122 updateTimeWith(*_discr_per_cell);
1125 std::size_t MEDCouplingFieldDiscretizationPerCell::getHeapMemorySizeWithoutChildren() const
1127 std::size_t ret(MEDCouplingFieldDiscretization::getHeapMemorySizeWithoutChildren());
1131 std::vector<const BigMemoryObject *> MEDCouplingFieldDiscretizationPerCell::getDirectChildrenWithNull() const
1133 std::vector<const BigMemoryObject *> ret(MEDCouplingFieldDiscretization::getDirectChildrenWithNull());
1134 ret.push_back(_discr_per_cell);
1138 void MEDCouplingFieldDiscretizationPerCell::checkCoherencyBetween(const MEDCouplingMesh *mesh, const DataArray *da) const
1140 if(!_discr_per_cell)
1141 throw INTERP_KERNEL::Exception("MEDCouplingFieldDiscretizationPerCell has no discretization per cell !");
1143 throw INTERP_KERNEL::Exception("MEDCouplingFieldDiscretizationPerCell::checkCoherencyBetween : NULL input mesh or DataArray !");
1144 std::size_t nbOfTuples(_discr_per_cell->getNumberOfTuples());
1145 if(nbOfTuples!=mesh->getNumberOfCells())
1146 throw INTERP_KERNEL::Exception("MEDCouplingFieldDiscretizationPerCell has a discretization per cell but it's not matching the underlying mesh !");
1149 bool MEDCouplingFieldDiscretizationPerCell::isEqualIfNotWhy(const MEDCouplingFieldDiscretization *other, double eps, std::string& reason) const
1153 reason="other spatial discretization is NULL, and this spatial discretization (PerCell) is defined.";
1156 const MEDCouplingFieldDiscretizationPerCell *otherC=dynamic_cast<const MEDCouplingFieldDiscretizationPerCell *>(other);
1159 reason="Spatial discretization of this is ON_GAUSS, which is not the case of other.";
1162 if(_discr_per_cell==0)
1163 return otherC->_discr_per_cell==0;
1164 if(otherC->_discr_per_cell==0)
1166 bool ret=_discr_per_cell->isEqualIfNotWhy(*otherC->_discr_per_cell,reason);
1168 reason.insert(0,"Field discretization per cell DataArrayInt given the discid per cell :");
1172 bool MEDCouplingFieldDiscretizationPerCell::isEqualWithoutConsideringStr(const MEDCouplingFieldDiscretization *other, double eps) const
1174 const MEDCouplingFieldDiscretizationPerCell *otherC=dynamic_cast<const MEDCouplingFieldDiscretizationPerCell *>(other);
1177 if(_discr_per_cell==0)
1178 return otherC->_discr_per_cell==0;
1179 if(otherC->_discr_per_cell==0)
1181 return _discr_per_cell->isEqualWithoutConsideringStr(*otherC->_discr_per_cell);
1185 * This method is typically the first step of renumbering. The impact on _discr_per_cell is necessary here.
1186 * virtualy by this method.
1188 void MEDCouplingFieldDiscretizationPerCell::renumberCells(const int *old2NewBg, bool check)
1190 int nbCells=_discr_per_cell->getNumberOfTuples();
1191 const int *array=old2NewBg;
1193 array=DataArrayInt::CheckAndPreparePermutation(old2NewBg,old2NewBg+nbCells);
1195 DataArrayInt *dpc=_discr_per_cell->renumber(array);
1196 _discr_per_cell->decrRef();
1197 _discr_per_cell=dpc;
1200 free(const_cast<int *>(array));
1203 void MEDCouplingFieldDiscretizationPerCell::buildDiscrPerCellIfNecessary(const MEDCouplingMesh *mesh)
1206 throw INTERP_KERNEL::Exception("MEDCouplingFieldDiscretizationPerCell::buildDiscrPerCellIfNecessary : NULL input mesh !");
1207 if(!_discr_per_cell)
1209 _discr_per_cell=DataArrayInt::New();
1210 int nbTuples=mesh->getNumberOfCells();
1211 _discr_per_cell->alloc(nbTuples,1);
1212 int *ptr=_discr_per_cell->getPointer();
1213 std::fill(ptr,ptr+nbTuples,DFT_INVALID_LOCID_VALUE);
1217 void MEDCouplingFieldDiscretizationPerCell::checkNoOrphanCells() const
1219 if(!_discr_per_cell)
1220 throw INTERP_KERNEL::Exception("MEDCouplingFieldDiscretizationPerCell::checkNoOrphanCells : no discretization defined !");
1221 MCAuto<DataArrayInt> test=_discr_per_cell->findIdsEqual(DFT_INVALID_LOCID_VALUE);
1222 if(test->getNumberOfTuples()!=0)
1223 throw INTERP_KERNEL::Exception("MEDCouplingFieldDiscretizationPerCell::checkNoOrphanCells : presence of orphan cells !");
1227 * This method is useful when 'this' describes a field discretization with several gauss discretization on a \b same cell type.
1228 * For example same NORM_TRI3 cells having 6 gauss points and others with 12 gauss points.
1229 * This method returns 2 arrays with same size : the return value and 'locIds' output parameter.
1230 * 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.
1231 * The return vector contains a set of newly created instance to deal with.
1232 * The returned vector represents a \b partition of cells ids with a gauss discretization set.
1234 * If no descretization is set in 'this' and exception will be thrown.
1236 std::vector<DataArrayInt *> MEDCouplingFieldDiscretizationPerCell::splitIntoSingleGaussDicrPerCellType(std::vector<int>& locIds) const
1238 if(!_discr_per_cell)
1239 throw INTERP_KERNEL::Exception("MEDCouplingFieldDiscretizationPerCell::splitIntoSingleGaussDicrPerCellType : no descretization set !");
1240 return _discr_per_cell->partitionByDifferentValues(locIds);
1243 const DataArrayInt *MEDCouplingFieldDiscretizationPerCell::getArrayOfDiscIds() const
1245 return _discr_per_cell;
1248 void MEDCouplingFieldDiscretizationPerCell::setArrayOfDiscIds(const DataArrayInt *adids)
1250 if(adids!=_discr_per_cell)
1253 _discr_per_cell->decrRef();
1254 _discr_per_cell=const_cast<DataArrayInt *>(adids);
1256 _discr_per_cell->incrRef();
1261 MEDCouplingFieldDiscretizationGauss::MEDCouplingFieldDiscretizationGauss()
1265 MEDCouplingFieldDiscretizationGauss::MEDCouplingFieldDiscretizationGauss(const MEDCouplingFieldDiscretizationGauss& other, const int *startCellIds, const int *endCellIds):MEDCouplingFieldDiscretizationPerCell(other,startCellIds,endCellIds),_loc(other._loc)
1269 MEDCouplingFieldDiscretizationGauss::MEDCouplingFieldDiscretizationGauss(const MEDCouplingFieldDiscretizationGauss& other, int beginCellIds, int endCellIds, int stepCellIds):MEDCouplingFieldDiscretizationPerCell(other,beginCellIds,endCellIds,stepCellIds),_loc(other._loc)
1273 TypeOfField MEDCouplingFieldDiscretizationGauss::getEnum() const
1278 bool MEDCouplingFieldDiscretizationGauss::isEqualIfNotWhy(const MEDCouplingFieldDiscretization *other, double eps, std::string& reason) const
1282 reason="other spatial discretization is NULL, and this spatial discretization (Gauss) is defined.";
1285 const MEDCouplingFieldDiscretizationGauss *otherC=dynamic_cast<const MEDCouplingFieldDiscretizationGauss *>(other);
1288 reason="Spatial discrtization of this is ON_GAUSS, which is not the case of other.";
1291 if(!MEDCouplingFieldDiscretizationPerCell::isEqualIfNotWhy(other,eps,reason))
1293 if(_loc.size()!=otherC->_loc.size())
1295 reason="Gauss spatial discretization : localization sizes differ";
1298 std::size_t sz=_loc.size();
1299 for(std::size_t i=0;i<sz;i++)
1300 if(!_loc[i].isEqual(otherC->_loc[i],eps))
1302 std::ostringstream oss; oss << "Gauss spatial discretization : Localization #" << i << " differ from this to other.";
1309 bool MEDCouplingFieldDiscretizationGauss::isEqualWithoutConsideringStr(const MEDCouplingFieldDiscretization *other, double eps) const
1311 const MEDCouplingFieldDiscretizationGauss *otherC=dynamic_cast<const MEDCouplingFieldDiscretizationGauss *>(other);
1314 if(!MEDCouplingFieldDiscretizationPerCell::isEqualWithoutConsideringStr(other,eps))
1316 if(_loc.size()!=otherC->_loc.size())
1318 std::size_t sz=_loc.size();
1319 for(std::size_t i=0;i<sz;i++)
1320 if(!_loc[i].isEqual(otherC->_loc[i],eps))
1326 * This method is simply called by MEDCouplingFieldDiscretization::deepCopy. It performs the deep copy of \a this.
1328 * \sa MEDCouplingFieldDiscretization::deepCopy.
1330 MEDCouplingFieldDiscretization *MEDCouplingFieldDiscretizationGauss::clone() const
1332 return new MEDCouplingFieldDiscretizationGauss(*this);
1335 MEDCouplingFieldDiscretization *MEDCouplingFieldDiscretizationGauss::clonePart(const int *startCellIds, const int *endCellIds) const
1337 return new MEDCouplingFieldDiscretizationGauss(*this,startCellIds,endCellIds);
1340 MEDCouplingFieldDiscretization *MEDCouplingFieldDiscretizationGauss::clonePartRange(int beginCellIds, int endCellIds, int stepCellIds) const
1342 return new MEDCouplingFieldDiscretizationGauss(*this,beginCellIds,endCellIds,stepCellIds);
1345 std::string MEDCouplingFieldDiscretizationGauss::getStringRepr() const
1347 std::ostringstream oss; oss << REPR << "." << std::endl;
1350 if(_discr_per_cell->isAllocated())
1352 oss << "Discretization per cell : ";
1353 std::copy(_discr_per_cell->begin(),_discr_per_cell->end(),std::ostream_iterator<int>(oss,", "));
1357 oss << "Presence of " << _loc.size() << " localizations." << std::endl;
1359 for(std::vector<MEDCouplingGaussLocalization>::const_iterator it=_loc.begin();it!=_loc.end();it++,i++)
1361 oss << "+++++ Localization #" << i << " +++++" << std::endl;
1362 oss << (*it).getStringRepr();
1363 oss << "++++++++++" << std::endl;
1368 std::size_t MEDCouplingFieldDiscretizationGauss::getHeapMemorySizeWithoutChildren() const
1370 std::size_t ret(MEDCouplingFieldDiscretizationPerCell::getHeapMemorySizeWithoutChildren());
1371 ret+=_loc.capacity()*sizeof(MEDCouplingGaussLocalization);
1372 for(std::vector<MEDCouplingGaussLocalization>::const_iterator it=_loc.begin();it!=_loc.end();it++)
1373 ret+=(*it).getMemorySize();
1377 const char *MEDCouplingFieldDiscretizationGauss::getRepr() const
1383 * This method returns the number of tuples regarding exclusively the input code \b without \b using \b a \b mesh \b in \b input.
1384 * The input code coherency is also checked regarding spatial discretization of \a this.
1385 * If an incoherency is detected, an exception will be thrown. If the input code is coherent, the number of tuples expected is returned.
1386 * The number of tuples expected is equal to those to have a valid field lying on \a this and having a mesh fitting perfectly the input code (geometric type distribution).
1388 int MEDCouplingFieldDiscretizationGauss::getNumberOfTuplesExpectedRegardingCode(const std::vector<int>& code, const std::vector<const DataArrayInt *>& idsPerType) const
1390 if(!_discr_per_cell || !_discr_per_cell->isAllocated() || _discr_per_cell->getNumberOfComponents()!=1)
1391 throw INTERP_KERNEL::Exception("MEDCouplingFieldDiscretizationGauss::getNumberOfTuplesExpectedRegardingCode");
1392 if(code.size()%3!=0)
1393 throw INTERP_KERNEL::Exception("MEDCouplingFieldDiscretizationGauss::getNumberOfTuplesExpectedRegardingCode : invalid input code !");
1394 int nbOfSplit=(int)idsPerType.size();
1395 int nbOfTypes=(int)code.size()/3;
1397 for(int i=0;i<nbOfTypes;i++)
1399 int nbOfEltInChunk=code[3*i+1];
1400 if(nbOfEltInChunk<0)
1401 throw INTERP_KERNEL::Exception("MEDCouplingFieldDiscretizationGauss::getNumberOfTuplesExpectedRegardingCode : invalid input code ! presence of negative value in a type !");
1402 int pos=code[3*i+2];
1405 if(pos<0 || pos>=nbOfSplit)
1407 std::ostringstream oss; oss << "MEDCouplingFieldDiscretizationGauss::getNumberOfTuplesExpectedRegardingCode : input code points to pos " << pos << " in typeid " << i << " ! Should be in [0," << nbOfSplit << ") !";
1408 throw INTERP_KERNEL::Exception(oss.str().c_str());
1410 const DataArrayInt *ids(idsPerType[pos]);
1411 if(!ids || !ids->isAllocated() || ids->getNumberOfComponents()!=1 || (int)ids->getNumberOfTuples()!=nbOfEltInChunk || ids->getMinValueInArray()<0)
1413 std::ostringstream oss; oss << "MEDCouplingFieldDiscretizationGauss::getNumberOfTuplesExpectedRegardingCode : input pfl chunck at pos " << pos << " should have " << i << " tuples and one component and with ids all >=0 !";
1414 throw INTERP_KERNEL::Exception(oss.str().c_str());
1417 ret+=nbOfEltInChunk;
1419 if(ret!=_discr_per_cell->getNumberOfTuples())
1421 std::ostringstream oss; oss << "MEDCouplingFieldDiscretizationGauss::getNumberOfTuplesExpectedRegardingCode : input code points to " << ret << " cells whereas discretization percell array lgth is " << _discr_per_cell->getNumberOfTuples() << " !";
1422 throw INTERP_KERNEL::Exception(oss.str().c_str());
1424 return getNumberOfTuples(0);//0 is not an error ! It is to be sure that input mesh is not used
1427 int MEDCouplingFieldDiscretizationGauss::getNumberOfTuples(const MEDCouplingMesh *) const
1430 if (_discr_per_cell == 0)
1431 throw INTERP_KERNEL::Exception("Discretization is not initialized!");
1432 const int *dcPtr=_discr_per_cell->getConstPointer();
1433 int nbOfTuples=_discr_per_cell->getNumberOfTuples();
1434 int maxSz=(int)_loc.size();
1435 for(const int *w=dcPtr;w!=dcPtr+nbOfTuples;w++)
1437 if(*w>=0 && *w<maxSz)
1438 ret+=_loc[*w].getNumberOfGaussPt();
1441 std::ostringstream oss; oss << "MEDCouplingFieldDiscretizationGauss::getNumberOfTuples : At cell #" << std::distance(dcPtr,w) << " localization id is " << *w << " should be in [0," << maxSz << ") !";
1442 throw INTERP_KERNEL::Exception(oss.str().c_str());
1448 int MEDCouplingFieldDiscretizationGauss::getNumberOfMeshPlaces(const MEDCouplingMesh *mesh) const
1451 throw INTERP_KERNEL::Exception("MEDCouplingFieldDiscretizationGauss::getNumberOfMeshPlaces : NULL input mesh !");
1452 return mesh->getNumberOfCells();
1456 * This method is redevelopped for performance reasons, but it is equivalent to a call to MEDCouplingFieldDiscretizationGauss::buildNbOfGaussPointPerCellField
1457 * and a call to DataArrayDouble::computeOffsetsFull on the returned array.
1459 DataArrayInt *MEDCouplingFieldDiscretizationGauss::getOffsetArr(const MEDCouplingMesh *mesh) const
1462 throw INTERP_KERNEL::Exception("MEDCouplingFieldDiscretizationGauss::getOffsetArr : NULL input mesh !");
1463 std::size_t nbOfTuples(mesh->getNumberOfCells());
1464 MCAuto<DataArrayInt> ret=DataArrayInt::New();
1465 ret->alloc(nbOfTuples+1,1);
1466 int *retPtr(ret->getPointer());
1467 const int *start(_discr_per_cell->begin());
1468 if(_discr_per_cell->getNumberOfTuples()!=nbOfTuples)
1469 throw INTERP_KERNEL::Exception("MEDCouplingFieldDiscretizationGauss::getOffsetArr : mismatch between the mesh and the discretization ids array length !");
1470 int maxPossible=(int)_loc.size();
1472 for(std::size_t i=0;i<nbOfTuples;i++,start++)
1474 if(*start>=0 && *start<maxPossible)
1475 retPtr[i+1]=retPtr[i]+_loc[*start].getNumberOfGaussPt();
1478 std::ostringstream oss; oss << "MEDCouplingFieldDiscretizationGauss::getOffsetArr : At position #" << i << " the locid = " << *start << " whereas it should be in [0," << maxPossible << ") !";
1479 throw INTERP_KERNEL::Exception(oss.str().c_str());
1485 void MEDCouplingFieldDiscretizationGauss::renumberArraysForCell(const MEDCouplingMesh *mesh, const std::vector<DataArray *>& arrays,
1486 const int *old2NewBg, bool check)
1489 throw INTERP_KERNEL::Exception("MEDCouplingFieldDiscretizationGauss::renumberArraysForCell : NULL input mesh !");
1490 const int *array=old2NewBg;
1492 array=DataArrayInt::CheckAndPreparePermutation(old2NewBg,old2NewBg+mesh->getNumberOfCells());
1493 int nbOfCells=_discr_per_cell->getNumberOfTuples();
1494 int nbOfTuples=getNumberOfTuples(0);
1495 const int *dcPtr=_discr_per_cell->getConstPointer();
1496 int *array2=new int[nbOfTuples];//stores the final conversion array old2New to give to arrays in renumberInPlace.
1497 int *array3=new int[nbOfCells];//store for each cell in present dcp array (already renumbered) the offset needed by each cell in new numbering.
1499 for(int i=1;i<nbOfCells;i++)
1500 array3[i]=array3[i-1]+_loc[dcPtr[i-1]].getNumberOfGaussPt();
1502 for(int i=0;i<nbOfCells;i++)
1504 int nbOfGaussPt=_loc[dcPtr[array[i]]].getNumberOfGaussPt();
1505 for(int k=0;k<nbOfGaussPt;k++,j++)
1506 array2[j]=array3[array[i]]+k;
1509 for(std::vector<DataArray *>::const_iterator it=arrays.begin();it!=arrays.end();it++)
1511 (*it)->renumberInPlace(array2);
1514 free(const_cast<int*>(array));
1517 DataArrayDouble *MEDCouplingFieldDiscretizationGauss::getLocalizationOfDiscValues(const MEDCouplingMesh *mesh) const
1520 throw INTERP_KERNEL::Exception("MEDCouplingFieldDiscretizationGauss::getLocalizationOfDiscValues : NULL input mesh !");
1521 checkNoOrphanCells();
1522 MCAuto<MEDCouplingUMesh> umesh=mesh->buildUnstructured();//in general do nothing
1523 int nbOfTuples=getNumberOfTuples(mesh);
1524 MCAuto<DataArrayDouble> ret=DataArrayDouble::New();
1525 int spaceDim=mesh->getSpaceDimension();
1526 ret->alloc(nbOfTuples,spaceDim);
1527 std::vector< int > locIds;
1528 std::vector<DataArrayInt *> parts=splitIntoSingleGaussDicrPerCellType(locIds);
1529 std::vector< MCAuto<DataArrayInt> > parts2(parts.size());
1530 std::copy(parts.begin(),parts.end(),parts2.begin());
1531 MCAuto<DataArrayInt> offsets=buildNbOfGaussPointPerCellField();
1532 offsets->computeOffsets();
1533 const int *ptrOffsets=offsets->getConstPointer();
1534 const double *coords=umesh->getCoords()->getConstPointer();
1535 const int *connI=umesh->getNodalConnectivityIndex()->getConstPointer();
1536 const int *conn=umesh->getNodalConnectivity()->getConstPointer();
1537 double *valsToFill=ret->getPointer();
1538 for(std::size_t i=0;i<parts2.size();i++)
1540 INTERP_KERNEL::GaussCoords calculator;
1542 const MEDCouplingGaussLocalization& cli(_loc[locIds[i]]);//curLocInfo
1543 INTERP_KERNEL::NormalizedCellType typ(cli.getType());
1544 const std::vector<double>& wg(cli.getWeights());
1545 calculator.addGaussInfo(typ,INTERP_KERNEL::CellModel::GetCellModel(typ).getDimension(),
1546 &cli.getGaussCoords()[0],(int)wg.size(),&cli.getRefCoords()[0],
1547 INTERP_KERNEL::CellModel::GetCellModel(typ).getNumberOfNodes());
1549 for(const int *w=parts2[i]->begin();w!=parts2[i]->end();w++)
1550 calculator.calculateCoords(cli.getType(),coords,spaceDim,conn+connI[*w]+1,valsToFill+spaceDim*(ptrOffsets[*w]));
1552 ret->copyStringInfoFrom(*umesh->getCoords());
1556 void MEDCouplingFieldDiscretizationGauss::computeMeshRestrictionFromTupleIds(const MEDCouplingMesh *mesh, const int *tupleIdsBg, const int *tupleIdsEnd,
1557 DataArrayInt *&cellRestriction, DataArrayInt *&trueTupleRestriction) const
1560 throw INTERP_KERNEL::Exception("MEDCouplingFieldDiscretizationGauss::computeMeshRestrictionFromTupleIds : NULL input mesh !");
1561 MCAuto<DataArrayInt> tmp=DataArrayInt::New(); tmp->alloc((int)std::distance(tupleIdsBg,tupleIdsEnd),1);
1562 std::copy(tupleIdsBg,tupleIdsEnd,tmp->getPointer());
1564 tmp=tmp->buildUnique();
1565 MCAuto<DataArrayInt> nbOfNodesPerCell=buildNbOfGaussPointPerCellField();
1566 nbOfNodesPerCell->computeOffsetsFull();
1567 nbOfNodesPerCell->findIdsRangesInListOfIds(tmp,cellRestriction,trueTupleRestriction);
1573 void MEDCouplingFieldDiscretizationGauss::checkCompatibilityWithNature(NatureOfField nat) const
1577 void MEDCouplingFieldDiscretizationGauss::getTinySerializationIntInformation(std::vector<int>& tinyInfo) const
1581 val=_discr_per_cell->getNumberOfTuples();
1582 tinyInfo.push_back(val);
1583 tinyInfo.push_back((int)_loc.size());
1585 tinyInfo.push_back(-1);
1587 tinyInfo.push_back(_loc[0].getDimension());
1588 for(std::vector<MEDCouplingGaussLocalization>::const_iterator iter=_loc.begin();iter!=_loc.end();iter++)
1589 (*iter).pushTinySerializationIntInfo(tinyInfo);
1592 void MEDCouplingFieldDiscretizationGauss::getTinySerializationDbleInformation(std::vector<double>& tinyInfo) const
1594 for(std::vector<MEDCouplingGaussLocalization>::const_iterator iter=_loc.begin();iter!=_loc.end();iter++)
1595 (*iter).pushTinySerializationDblInfo(tinyInfo);
1598 void MEDCouplingFieldDiscretizationGauss::getSerializationIntArray(DataArrayInt *& arr) const
1602 arr=_discr_per_cell;
1605 void MEDCouplingFieldDiscretizationGauss::resizeForUnserialization(const std::vector<int>& tinyInfo, DataArrayInt *& arr)
1607 int val=tinyInfo[0];
1610 _discr_per_cell=DataArrayInt::New();
1611 _discr_per_cell->alloc(val,1);
1615 arr=_discr_per_cell;
1616 commonUnserialization(tinyInfo);
1619 void MEDCouplingFieldDiscretizationGauss::checkForUnserialization(const std::vector<int>& tinyInfo, const DataArrayInt *arr)
1621 static const char MSG[]="MEDCouplingFieldDiscretizationGauss::checkForUnserialization : expect to have one not null DataArrayInt !";
1622 int val=tinyInfo[0];
1626 throw INTERP_KERNEL::Exception(MSG);
1627 arr->checkNbOfTuplesAndComp(val,1,MSG);
1628 _discr_per_cell=const_cast<DataArrayInt *>(arr);
1629 _discr_per_cell->incrRef();
1633 commonUnserialization(tinyInfo);
1636 void MEDCouplingFieldDiscretizationGauss::finishUnserialization(const std::vector<double>& tinyInfo)
1638 double *tmp=new double[tinyInfo.size()];
1639 std::copy(tinyInfo.begin(),tinyInfo.end(),tmp);
1640 const double *work=tmp;
1641 for(std::vector<MEDCouplingGaussLocalization>::iterator iter=_loc.begin();iter!=_loc.end();iter++)
1642 work=(*iter).fillWithValues(work);
1646 double MEDCouplingFieldDiscretizationGauss::getIJK(const MEDCouplingMesh *mesh, const DataArrayDouble *da, int cellId, int nodeIdInCell, int compoId) const
1648 int offset=getOffsetOfCell(cellId);
1649 return da->getIJ(offset+nodeIdInCell,compoId);
1652 void MEDCouplingFieldDiscretizationGauss::checkCoherencyBetween(const MEDCouplingMesh *mesh, const DataArray *da) const
1655 throw INTERP_KERNEL::Exception("MEDCouplingFieldDiscretizationGauss::checkCoherencyBetween : NULL input mesh or DataArray !");
1656 MEDCouplingFieldDiscretizationPerCell::checkCoherencyBetween(mesh,da);
1657 for(std::vector<MEDCouplingGaussLocalization>::const_iterator iter=_loc.begin();iter!=_loc.end();iter++)
1658 (*iter).checkConsistencyLight();
1659 int nbOfDesc=(int)_loc.size();
1660 int nbOfCells=mesh->getNumberOfCells();
1661 const int *dc=_discr_per_cell->getConstPointer();
1662 for(int i=0;i<nbOfCells;i++)
1666 std::ostringstream oss; oss << "Cell # " << i << " of mesh \"" << mesh->getName() << "\" has an undefined gauss location ! Should never happend !";
1667 throw INTERP_KERNEL::Exception(oss.str().c_str());
1671 std::ostringstream oss; oss << "Cell # " << i << " of mesh \"" << mesh->getName() << "\" has no gauss location !";
1672 throw INTERP_KERNEL::Exception(oss.str().c_str());
1674 if(mesh->getTypeOfCell(i)!=_loc[dc[i]].getType())
1676 std::ostringstream oss; oss << "Types of mesh and gauss location mismatch for cell # " << i;
1677 throw INTERP_KERNEL::Exception(oss.str().c_str());
1680 std::size_t nbOfTuples(getNumberOfTuples(mesh));
1681 if(nbOfTuples!=da->getNumberOfTuples())
1683 std::ostringstream oss; oss << "Invalid number of tuples in the array : expecting " << nbOfTuples << " having " << da->getNumberOfTuples() << " !";
1684 throw INTERP_KERNEL::Exception(oss.str().c_str());
1688 MEDCouplingFieldDouble *MEDCouplingFieldDiscretizationGauss::getMeasureField(const MEDCouplingMesh *mesh, bool isAbs) const
1691 throw INTERP_KERNEL::Exception("MEDCouplingFieldDiscretizationGauss::getMeasureField : mesh instance specified is NULL !");
1692 MCAuto<MEDCouplingFieldDouble> vol=mesh->getMeasureField(isAbs);
1693 const double *volPtr=vol->getArray()->begin();
1694 MCAuto<MEDCouplingFieldDouble> ret=MEDCouplingFieldDouble::New(ON_GAUSS_PT);
1696 ret->setDiscretization(const_cast<MEDCouplingFieldDiscretizationGauss *>(this));
1697 if(!_discr_per_cell)
1698 throw INTERP_KERNEL::Exception("MEDCouplingFieldDiscretizationGauss::getMeasureField : no discr per cell array not defined ! spatial localization is incorrect !");
1699 _discr_per_cell->checkAllocated();
1700 if(_discr_per_cell->getNumberOfComponents()!=1)
1701 throw INTERP_KERNEL::Exception("MEDCouplingFieldDiscretizationGauss::getMeasureField : no discr per cell array defined but with nb of components different from 1 !");
1702 if(_discr_per_cell->getNumberOfTuples()!=vol->getNumberOfTuples())
1703 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 !");
1704 MCAuto<DataArrayInt> offset=getOffsetArr(mesh);
1705 MCAuto<DataArrayDouble> arr=DataArrayDouble::New(); arr->alloc(getNumberOfTuples(mesh),1);
1707 double *arrPtr=arr->getPointer();
1708 const int *offsetPtr=offset->getConstPointer();
1709 int maxGaussLoc=(int)_loc.size();
1710 std::vector<int> locIds;
1711 std::vector<DataArrayInt *> ids=splitIntoSingleGaussDicrPerCellType(locIds);
1712 std::vector< MCAuto<DataArrayInt> > ids2(ids.size()); std::copy(ids.begin(),ids.end(),ids2.begin());
1713 for(std::size_t i=0;i<locIds.size();i++)
1715 const DataArrayInt *curIds=ids[i];
1716 int locId=locIds[i];
1717 if(locId>=0 && locId<maxGaussLoc)
1719 const MEDCouplingGaussLocalization& loc=_loc[locId];
1720 int nbOfGaussPt=loc.getNumberOfGaussPt();
1721 INTERP_KERNEL::AutoPtr<double> weights=new double[nbOfGaussPt];
1722 double sum=std::accumulate(loc.getWeights().begin(),loc.getWeights().end(),0.);
1723 std::transform(loc.getWeights().begin(),loc.getWeights().end(),(double *)weights,std::bind2nd(std::multiplies<double>(),1./sum));
1724 for(const int *cellId=curIds->begin();cellId!=curIds->end();cellId++)
1725 for(int j=0;j<nbOfGaussPt;j++)
1726 arrPtr[offsetPtr[*cellId]+j]=weights[j]*volPtr[*cellId];
1730 std::ostringstream oss; oss << "MEDCouplingFieldDiscretizationGauss::getMeasureField : Presence of localization id " << locId << " in cell #" << curIds->getIJ(0,0) << " ! Must be in [0," << maxGaussLoc << ") !";
1731 throw INTERP_KERNEL::Exception(oss.str().c_str());
1734 ret->synchronizeTimeWithSupport();
1738 void MEDCouplingFieldDiscretizationGauss::getValueOn(const DataArrayDouble *arr, const MEDCouplingMesh *mesh, const double *loc, double *res) const
1740 throw INTERP_KERNEL::Exception("Not implemented yet !");
1743 void MEDCouplingFieldDiscretizationGauss::getValueOnPos(const DataArrayDouble *arr, const MEDCouplingMesh *mesh, int i, int j, int k, double *res) const
1745 throw INTERP_KERNEL::Exception("getValueOnPos(i,j,k) : Not applyable for Gauss points !");
1748 DataArrayDouble *MEDCouplingFieldDiscretizationGauss::getValueOnMulti(const DataArrayDouble *arr, const MEDCouplingMesh *mesh, const double *loc, int nbOfPoints) const
1750 throw INTERP_KERNEL::Exception("getValueOnMulti : Not implemented yet for gauss points !");
1753 MEDCouplingMesh *MEDCouplingFieldDiscretizationGauss::buildSubMeshData(const MEDCouplingMesh *mesh, const int *start, const int *end, DataArrayInt *&di) const
1756 throw INTERP_KERNEL::Exception("MEDCouplingFieldDiscretizationGauss::buildSubMeshData : NULL input mesh !");
1757 MCAuto<DataArrayInt> diSafe=computeTupleIdsToSelectFromCellIds(mesh,start,end);
1758 MCAuto<MEDCouplingMesh> ret=mesh->buildPart(start,end);
1764 * This method is strictly equivalent to MEDCouplingFieldDiscretizationGauss::buildSubMeshData except that it is optimized for input defined as a range of cell ids.
1766 * \param [out] beginOut Valid only if \a di is NULL
1767 * \param [out] endOut Valid only if \a di is NULL
1768 * \param [out] stepOut Valid only if \a di is NULL
1769 * \param [out] di is an array returned that specifies entity ids (nodes, cells, Gauss points... ) in array if no output range is foundable.
1771 * \sa MEDCouplingFieldDiscretizationGauss::buildSubMeshData
1773 MEDCouplingMesh *MEDCouplingFieldDiscretizationGauss::buildSubMeshDataRange(const MEDCouplingMesh *mesh, int beginCellIds, int endCellIds, int stepCellIds, int& beginOut, int& endOut, int& stepOut, DataArrayInt *&di) const
1775 if(stepCellIds!=1)//even for stepCellIds==-1 the output will not be a range
1776 return MEDCouplingFieldDiscretization::buildSubMeshDataRange(mesh,beginCellIds,endCellIds,stepCellIds,beginOut,endOut,stepOut,di);
1778 throw INTERP_KERNEL::Exception("MEDCouplingFieldDiscretizationGauss::buildSubMeshDataRange : NULL input mesh !");
1779 if(!_discr_per_cell)
1780 throw INTERP_KERNEL::Exception("MEDCouplingFieldDiscretizationGauss::buildSubMeshDataRange : no discretization array set !");
1781 di=0; beginOut=0; endOut=0; stepOut=stepCellIds;
1782 const char msg[]="MEDCouplingFieldDiscretizationGauss::buildSubMeshDataRange : cell #";
1783 int nbOfTuples=_discr_per_cell->getNumberOfTuples();
1784 const int *w=_discr_per_cell->begin();
1785 int nbMaxOfLocId=(int)_loc.size();
1786 for(int i=0;i<nbOfTuples;i++,w++)
1788 if(*w!=DFT_INVALID_LOCID_VALUE)
1790 if(*w>=0 && *w<nbMaxOfLocId)
1792 int delta=_loc[*w].getNumberOfGaussPt();
1800 { std::ostringstream oss; oss << msg << i << " has invalid id (" << *w << ") ! Should be in [0," << nbMaxOfLocId << ") !"; throw INTERP_KERNEL::Exception(oss.str().c_str()); }
1803 { std::ostringstream oss; oss << msg << i << " is detected as orphan !"; throw INTERP_KERNEL::Exception(oss.str().c_str()); }
1805 MCAuto<MEDCouplingMesh> ret=mesh->buildPartRange(beginCellIds,endCellIds,stepCellIds);
1810 * This method returns a tuple ids selection from cell ids selection [start;end).
1811 * This method is called by MEDCouplingFieldDiscretizationGauss::buildSubMeshData to return parameter \b di.
1813 * \return a newly allocated array containing ids to select into the DataArrayDouble of the field.
1816 DataArrayInt *MEDCouplingFieldDiscretizationGauss::computeTupleIdsToSelectFromCellIds(const MEDCouplingMesh *mesh, const int *startCellIds, const int *endCellIds) const
1819 throw INTERP_KERNEL::Exception("MEDCouplingFieldDiscretizationGauss::computeTupleIdsToSelectFromCellIds : null mesh !");
1820 MCAuto<DataArrayInt> nbOfNodesPerCell=buildNbOfGaussPointPerCellField();//check of _discr_per_cell not NULL pointer
1821 std::size_t nbOfCells(mesh->getNumberOfCells());
1822 if(_discr_per_cell->getNumberOfTuples()!=nbOfCells)
1823 throw INTERP_KERNEL::Exception("MEDCouplingFieldDiscretizationGauss::computeTupleIdsToSelectFromCellIds : mismatch of nb of tuples of cell ids array and number of cells !");
1824 nbOfNodesPerCell->computeOffsetsFull();
1825 MCAuto<DataArrayInt> sel=DataArrayInt::New(); sel->useArray(startCellIds,false,CPP_DEALLOC,(int)std::distance(startCellIds,endCellIds),1);
1826 return sel->buildExplicitArrByRanges(nbOfNodesPerCell);
1830 * No implementation needed !
1832 void MEDCouplingFieldDiscretizationGauss::renumberValuesOnNodes(double , const int *, int newNbOfNodes, DataArrayDouble *) const
1836 void MEDCouplingFieldDiscretizationGauss::renumberValuesOnCells(double epsOnVals, const MEDCouplingMesh *mesh, const int *old2New, int newSz, DataArrayDouble *arr) const
1838 throw INTERP_KERNEL::Exception("Not implemented yet !");
1841 void MEDCouplingFieldDiscretizationGauss::renumberValuesOnCellsR(const MEDCouplingMesh *mesh, const int *new2old, int newSz, DataArrayDouble *arr) const
1843 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 !");
1846 void MEDCouplingFieldDiscretizationGauss::setGaussLocalizationOnType(const MEDCouplingMesh *mesh, INTERP_KERNEL::NormalizedCellType type, const std::vector<double>& refCoo,
1847 const std::vector<double>& gsCoo, const std::vector<double>& wg)
1850 throw INTERP_KERNEL::Exception("MEDCouplingFieldDiscretizationGauss::setGaussLocalizationOnType : NULL input mesh !");
1851 const INTERP_KERNEL::CellModel& cm=INTERP_KERNEL::CellModel::GetCellModel(type);
1852 if((int)cm.getDimension()!=mesh->getMeshDimension())
1854 std::ostringstream oss; oss << "MEDCouplingFieldDiscretizationGauss::setGaussLocalizationOnType : mismatch of dimensions ! MeshDim==" << mesh->getMeshDimension();
1855 oss << " whereas Type '" << cm.getRepr() << "' has dimension " << cm.getDimension() << " !";
1856 throw INTERP_KERNEL::Exception(oss.str().c_str());
1858 buildDiscrPerCellIfNecessary(mesh);
1859 int id=(int)_loc.size();
1860 MEDCouplingGaussLocalization elt(type,refCoo,gsCoo,wg);
1861 _loc.push_back(elt);
1862 int *ptr=_discr_per_cell->getPointer();
1863 int nbCells=mesh->getNumberOfCells();
1864 for(int i=0;i<nbCells;i++)
1865 if(mesh->getTypeOfCell(i)==type)
1867 zipGaussLocalizations();
1870 void MEDCouplingFieldDiscretizationGauss::setGaussLocalizationOnCells(const MEDCouplingMesh *mesh, const int *begin, const int *end, const std::vector<double>& refCoo,
1871 const std::vector<double>& gsCoo, const std::vector<double>& wg)
1874 throw INTERP_KERNEL::Exception("MEDCouplingFieldDiscretizationGauss::setGaussLocalizationOnCells : NULL input mesh !");
1875 buildDiscrPerCellIfNecessary(mesh);
1876 if(std::distance(begin,end)<1)
1877 throw INTERP_KERNEL::Exception("Size of [begin,end) must be equal or greater than 1 !");
1878 INTERP_KERNEL::NormalizedCellType type=mesh->getTypeOfCell(*begin);
1879 MEDCouplingGaussLocalization elt(type,refCoo,gsCoo,wg);
1880 int id=(int)_loc.size();
1881 int *ptr=_discr_per_cell->getPointer();
1882 for(const int *w=begin+1;w!=end;w++)
1884 if(mesh->getTypeOfCell(*w)!=type)
1886 std::ostringstream oss; oss << "The cell with id " << *w << " has been detected to be incompatible in the [begin,end) array specified !";
1887 throw INTERP_KERNEL::Exception(oss.str().c_str());
1891 for(const int *w2=begin;w2!=end;w2++)
1894 _loc.push_back(elt);
1895 zipGaussLocalizations();
1898 void MEDCouplingFieldDiscretizationGauss::clearGaussLocalizations()
1902 _discr_per_cell->decrRef();
1908 void MEDCouplingFieldDiscretizationGauss::setGaussLocalization(int locId, const MEDCouplingGaussLocalization& loc)
1911 throw INTERP_KERNEL::Exception("MEDCouplingFieldDiscretizationGauss::setGaussLocalization : localization id has to be >=0 !");
1912 int sz=(int)_loc.size();
1913 MEDCouplingGaussLocalization gLoc(INTERP_KERNEL::NORM_ERROR);
1915 _loc.resize(locId+1,gLoc);
1919 void MEDCouplingFieldDiscretizationGauss::resizeLocalizationVector(int newSz)
1922 throw INTERP_KERNEL::Exception("MEDCouplingFieldDiscretizationGauss::resizeLocalizationVector : new size has to be >=0 !");
1923 MEDCouplingGaussLocalization gLoc(INTERP_KERNEL::NORM_ERROR);
1924 _loc.resize(newSz,gLoc);
1927 MEDCouplingGaussLocalization& MEDCouplingFieldDiscretizationGauss::getGaussLocalization(int locId)
1929 checkLocalizationId(locId);
1933 int MEDCouplingFieldDiscretizationGauss::getNbOfGaussLocalization() const
1935 return (int)_loc.size();
1938 int MEDCouplingFieldDiscretizationGauss::getGaussLocalizationIdOfOneCell(int cellId) const
1940 if(!_discr_per_cell)
1941 throw INTERP_KERNEL::Exception("No Gauss localization still set !");
1942 int locId=_discr_per_cell->begin()[cellId];
1944 throw INTERP_KERNEL::Exception("No Gauss localization set for the specified cell !");
1948 int MEDCouplingFieldDiscretizationGauss::getGaussLocalizationIdOfOneType(INTERP_KERNEL::NormalizedCellType type) const
1950 std::set<int> ret=getGaussLocalizationIdsOfOneType(type);
1952 throw INTERP_KERNEL::Exception("No gauss discretization found for the specified type !");
1954 throw INTERP_KERNEL::Exception("Several gauss discretizations have been found for the specified type !");
1955 return *ret.begin();
1958 std::set<int> MEDCouplingFieldDiscretizationGauss::getGaussLocalizationIdsOfOneType(INTERP_KERNEL::NormalizedCellType type) const
1960 if(!_discr_per_cell)
1961 throw INTERP_KERNEL::Exception("No Gauss localization still set !");
1964 for(std::vector<MEDCouplingGaussLocalization>::const_iterator iter=_loc.begin();iter!=_loc.end();iter++,id++)
1965 if((*iter).getType()==type)
1970 void MEDCouplingFieldDiscretizationGauss::getCellIdsHavingGaussLocalization(int locId, std::vector<int>& cellIds) const
1972 if(locId<0 || locId>=(int)_loc.size())
1973 throw INTERP_KERNEL::Exception("Invalid locId given : must be in range [0:getNbOfGaussLocalization()) !");
1974 int nbOfTuples=_discr_per_cell->getNumberOfTuples();
1975 const int *ptr=_discr_per_cell->getConstPointer();
1976 for(int i=0;i<nbOfTuples;i++)
1978 cellIds.push_back(i);
1981 const MEDCouplingGaussLocalization& MEDCouplingFieldDiscretizationGauss::getGaussLocalization(int locId) const
1983 checkLocalizationId(locId);
1987 void MEDCouplingFieldDiscretizationGauss::checkLocalizationId(int locId) const
1989 if(locId<0 || locId>=(int)_loc.size())
1990 throw INTERP_KERNEL::Exception("Invalid locId given : must be in range [0:getNbOfGaussLocalization()) !");
1993 int MEDCouplingFieldDiscretizationGauss::getOffsetOfCell(int cellId) const
1996 const int *start=_discr_per_cell->getConstPointer();
1997 for(const int *w=start;w!=start+cellId;w++)
1998 ret+=_loc[*w].getNumberOfGaussPt();
2003 * This method do the assumption that there is no orphan cell. If there is an exception is thrown.
2004 * This method makes the assumption too that '_discr_per_cell' is defined. If not an exception is thrown.
2005 * This method returns a newly created array with number of tuples equals to '_discr_per_cell->getNumberOfTuples' and number of components equal to 1.
2006 * The i_th tuple in returned array is the number of gauss point if the corresponding cell.
2008 DataArrayInt *MEDCouplingFieldDiscretizationGauss::buildNbOfGaussPointPerCellField() const
2010 if(!_discr_per_cell)
2011 throw INTERP_KERNEL::Exception("MEDCouplingFieldDiscretizationGauss::buildNbOfGaussPointPerCellField : no discretization array set !");
2012 int nbOfTuples=_discr_per_cell->getNumberOfTuples();
2013 MCAuto<DataArrayInt> ret=DataArrayInt::New();
2014 const int *w=_discr_per_cell->begin();
2015 ret->alloc(nbOfTuples,1);
2016 int *valsToFill=ret->getPointer();
2017 int nbMaxOfLocId=(int)_loc.size();
2018 for(int i=0;i<nbOfTuples;i++,w++)
2019 if(*w!=DFT_INVALID_LOCID_VALUE)
2021 if(*w>=0 && *w<nbMaxOfLocId)
2022 valsToFill[i]=_loc[*w].getNumberOfGaussPt();
2025 std::ostringstream oss; oss << "MEDCouplingFieldDiscretizationGauss::buildNbOfGaussPointPerCellField : cell #" << i << " has invalid id (" << *w << ") ! Should be in [0," << nbMaxOfLocId << ") !";
2026 throw INTERP_KERNEL::Exception(oss.str().c_str());
2031 std::ostringstream oss; oss << "MEDCouplingFieldDiscretizationGauss::buildNbOfGaussPointPerCellField : cell #" << i << " is detected as orphan !";
2032 throw INTERP_KERNEL::Exception(oss.str().c_str());
2037 void MEDCouplingFieldDiscretizationGauss::reprQuickOverview(std::ostream& stream) const
2039 stream << "Gauss points spatial discretization.";
2043 * This method makes the assumption that _discr_per_cell is set.
2044 * This method reduces as much as possible number size of _loc.
2045 * This method is useful when several set on same cells has been done and that some Gauss Localization are no more used.
2047 void MEDCouplingFieldDiscretizationGauss::zipGaussLocalizations()
2049 const int *start=_discr_per_cell->begin();
2050 int nbOfTuples=_discr_per_cell->getNumberOfTuples();
2051 INTERP_KERNEL::AutoPtr<int> tmp=new int[_loc.size()];
2052 std::fill((int *)tmp,(int *)tmp+_loc.size(),-2);
2053 for(const int *w=start;w!=start+nbOfTuples;w++)
2057 for(int i=0;i<(int)_loc.size();i++)
2060 if(fid==(int)_loc.size())
2063 int *start2=_discr_per_cell->getPointer();
2064 for(int *w2=start2;w2!=start2+nbOfTuples;w2++)
2067 std::vector<MEDCouplingGaussLocalization> tmpLoc;
2068 for(int i=0;i<(int)_loc.size();i++)
2070 tmpLoc.push_back(_loc[i]);
2074 void MEDCouplingFieldDiscretizationGauss::commonUnserialization(const std::vector<int>& tinyInfo)
2076 int nbOfLoc=tinyInfo[1];
2078 int dim=tinyInfo[2];
2081 delta=((int)tinyInfo.size()-3)/nbOfLoc;
2082 for(int i=0;i<nbOfLoc;i++)
2084 std::vector<int> tmp(tinyInfo.begin()+3+i*delta,tinyInfo.begin()+3+(i+1)*delta);
2085 MEDCouplingGaussLocalization elt=MEDCouplingGaussLocalization::BuildNewInstanceFromTinyInfo(dim,tmp);
2086 _loc.push_back(elt);
2090 MEDCouplingFieldDiscretizationGaussNE::MEDCouplingFieldDiscretizationGaussNE()
2094 TypeOfField MEDCouplingFieldDiscretizationGaussNE::getEnum() const
2100 * This method is simply called by MEDCouplingFieldDiscretization::deepCopy. It performs the deep copy of \a this.
2102 * \sa MEDCouplingFieldDiscretization::deepCopy.
2104 MEDCouplingFieldDiscretization *MEDCouplingFieldDiscretizationGaussNE::clone() const
2106 return new MEDCouplingFieldDiscretizationGaussNE(*this);
2109 std::string MEDCouplingFieldDiscretizationGaussNE::getStringRepr() const
2111 return std::string(REPR);
2114 const char *MEDCouplingFieldDiscretizationGaussNE::getRepr() const
2119 bool MEDCouplingFieldDiscretizationGaussNE::isEqualIfNotWhy(const MEDCouplingFieldDiscretization *other, double eps, std::string& reason) const
2123 reason="other spatial discretization is NULL, and this spatial discretization (GaussNE) is defined.";
2126 const MEDCouplingFieldDiscretizationGaussNE *otherC=dynamic_cast<const MEDCouplingFieldDiscretizationGaussNE *>(other);
2129 reason="Spatial discrtization of this is ON_GAUSS_NE, which is not the case of other.";
2134 * This method returns the number of tuples regarding exclusively the input code \b without \b using \b a \b mesh \b in \b input.
2135 * The input code coherency is also checked regarding spatial discretization of \a this.
2136 * If an incoherency is detected, an exception will be thrown. If the input code is coherent, the number of tuples expected is returned.
2137 * The number of tuples expected is equal to those to have a valid field lying on \a this and having a mesh fitting perfectly the input code (geometric type distribution).
2139 int MEDCouplingFieldDiscretizationGaussNE::getNumberOfTuplesExpectedRegardingCode(const std::vector<int>& code, const std::vector<const DataArrayInt *>& idsPerType) const
2141 if(code.size()%3!=0)
2142 throw INTERP_KERNEL::Exception("MEDCouplingFieldDiscretizationGaussNE::getNumberOfTuplesExpectedRegardingCode : invalid input code !");
2143 int nbOfSplit=(int)idsPerType.size();
2144 int nbOfTypes=(int)code.size()/3;
2146 for(int i=0;i<nbOfTypes;i++)
2148 const INTERP_KERNEL::CellModel& cm(INTERP_KERNEL::CellModel::GetCellModel((INTERP_KERNEL::NormalizedCellType)code[3*i]));
2151 std::ostringstream oss; oss << "MEDCouplingFieldDiscretizationGaussNE::getNumberOfTuplesExpectedRegardingCode : At pos #" << i << " the geometric type " << cm.getRepr() << " is dynamic ! There are not managed by GAUSS_NE field discretization !";
2152 throw INTERP_KERNEL::Exception(oss.str().c_str());
2154 int nbOfEltInChunk=code[3*i+1];
2155 if(nbOfEltInChunk<0)
2156 throw INTERP_KERNEL::Exception("MEDCouplingFieldDiscretizationGaussNE::getNumberOfTuplesExpectedRegardingCode : invalid input code ! presence of negative value in a type !");
2157 int pos=code[3*i+2];
2160 if(pos<0 || pos>=nbOfSplit)
2162 std::ostringstream oss; oss << "MEDCouplingFieldDiscretizationGaussNE::getNumberOfTuplesExpectedRegardingCode : input code points to pos " << pos << " in typeid " << i << " ! Should be in [0," << nbOfSplit << ") !";
2163 throw INTERP_KERNEL::Exception(oss.str().c_str());
2165 const DataArrayInt *ids(idsPerType[pos]);
2166 if(!ids || !ids->isAllocated() || ids->getNumberOfComponents()!=1 || (int)ids->getNumberOfTuples()!=nbOfEltInChunk || ids->getMinValueInArray()<0)
2168 std::ostringstream oss; oss << "MEDCouplingFieldDiscretizationGaussNE::getNumberOfTuplesExpectedRegardingCode : input pfl chunck at pos " << pos << " should have " << i << " tuples and one component and with ids all >=0 !";
2169 throw INTERP_KERNEL::Exception(oss.str().c_str());
2172 ret+=nbOfEltInChunk*(int)cm.getNumberOfNodes();
2177 int MEDCouplingFieldDiscretizationGaussNE::getNumberOfTuples(const MEDCouplingMesh *mesh) const
2180 throw INTERP_KERNEL::Exception("MEDCouplingFieldDiscretizationGaussNE::getNumberOfTuples : NULL input mesh !");
2182 int nbOfCells=mesh->getNumberOfCells();
2183 for(int i=0;i<nbOfCells;i++)
2185 INTERP_KERNEL::NormalizedCellType type=mesh->getTypeOfCell(i);
2186 const INTERP_KERNEL::CellModel& cm=INTERP_KERNEL::CellModel::GetCellModel(type);
2188 throw INTERP_KERNEL::Exception("Not implemented yet Gauss node on elements for polygons and polyedrons !");
2189 ret+=cm.getNumberOfNodes();
2194 int MEDCouplingFieldDiscretizationGaussNE::getNumberOfMeshPlaces(const MEDCouplingMesh *mesh) const
2197 throw INTERP_KERNEL::Exception("MEDCouplingFieldDiscretizationGaussNE::getNumberOfMeshPlaces : NULL input mesh !");
2198 return mesh->getNumberOfCells();
2201 DataArrayInt *MEDCouplingFieldDiscretizationGaussNE::getOffsetArr(const MEDCouplingMesh *mesh) const
2204 throw INTERP_KERNEL::Exception("MEDCouplingFieldDiscretizationGaussNE::getOffsetArr : NULL input mesh !");
2205 int nbOfTuples=mesh->getNumberOfCells();
2206 DataArrayInt *ret=DataArrayInt::New();
2207 ret->alloc(nbOfTuples+1,1);
2208 int *retPtr=ret->getPointer();
2210 for(int i=0;i<nbOfTuples;i++)
2212 INTERP_KERNEL::NormalizedCellType type=mesh->getTypeOfCell(i);
2213 const INTERP_KERNEL::CellModel& cm=INTERP_KERNEL::CellModel::GetCellModel(type);
2215 throw INTERP_KERNEL::Exception("Not implemented yet Gauss node on elements for polygons and polyedrons !");
2216 retPtr[i+1]=retPtr[i]+cm.getNumberOfNodes();
2221 void MEDCouplingFieldDiscretizationGaussNE::renumberArraysForCell(const MEDCouplingMesh *mesh, const std::vector<DataArray *>& arrays,
2222 const int *old2NewBg, bool check)
2225 throw INTERP_KERNEL::Exception("MEDCouplingFieldDiscretizationGaussNE::renumberArraysForCell : NULL input mesh !");
2226 const int *array=old2NewBg;
2228 array=DataArrayInt::CheckAndPreparePermutation(old2NewBg,old2NewBg+mesh->getNumberOfCells());
2229 int nbOfCells=mesh->getNumberOfCells();
2230 int nbOfTuples=getNumberOfTuples(mesh);
2231 int *array2=new int[nbOfTuples];//stores the final conversion array old2New to give to arrays in renumberInPlace.
2232 int *array3=new int[nbOfCells];//store for each cell in after renumbering the offset needed by each cell in new numbering.
2234 for(int i=1;i<nbOfCells;i++)
2236 INTERP_KERNEL::NormalizedCellType type=mesh->getTypeOfCell((int)std::distance(array,std::find(array,array+nbOfCells,i-1)));
2237 const INTERP_KERNEL::CellModel& cm=INTERP_KERNEL::CellModel::GetCellModel(type);
2238 array3[i]=array3[i-1]+cm.getNumberOfNodes();
2241 for(int i=0;i<nbOfCells;i++)
2243 INTERP_KERNEL::NormalizedCellType type=mesh->getTypeOfCell(i);
2244 const INTERP_KERNEL::CellModel& cm=INTERP_KERNEL::CellModel::GetCellModel(type);
2245 for(int k=0;k<(int)cm.getNumberOfNodes();k++,j++)
2246 array2[j]=array3[array[i]]+k;
2249 for(std::vector<DataArray *>::const_iterator it=arrays.begin();it!=arrays.end();it++)
2251 (*it)->renumberInPlace(array2);
2254 free(const_cast<int *>(array));
2257 DataArrayDouble *MEDCouplingFieldDiscretizationGaussNE::getLocalizationOfDiscValues(const MEDCouplingMesh *mesh) const
2260 throw INTERP_KERNEL::Exception("MEDCouplingFieldDiscretizationGaussNE::getLocalizationOfDiscValues : NULL input mesh !");
2261 MCAuto<DataArrayDouble> ret=DataArrayDouble::New();
2262 MCAuto<MEDCouplingUMesh> umesh=mesh->buildUnstructured();//in general do nothing
2263 int nbOfTuples=getNumberOfTuples(umesh);
2264 int spaceDim=mesh->getSpaceDimension();
2265 ret->alloc(nbOfTuples,spaceDim);
2266 const double *coords=umesh->getCoords()->begin();
2267 const int *connI=umesh->getNodalConnectivityIndex()->getConstPointer();
2268 const int *conn=umesh->getNodalConnectivity()->getConstPointer();
2269 int nbCells=umesh->getNumberOfCells();
2270 double *retPtr=ret->getPointer();
2271 for(int i=0;i<nbCells;i++,connI++)
2272 for(const int *w=conn+connI[0]+1;w!=conn+connI[1];w++)
2274 retPtr=std::copy(coords+(*w)*spaceDim,coords+((*w)+1)*spaceDim,retPtr);
2279 * Reimplemented from MEDCouplingFieldDiscretization::integral for performance reason. The default implementation is valid too for GAUSS_NE spatial discretization.
2281 void MEDCouplingFieldDiscretizationGaussNE::integral(const MEDCouplingMesh *mesh, const DataArrayDouble *arr, bool isWAbs, double *res) const
2284 throw INTERP_KERNEL::Exception("MEDCouplingFieldDiscretizationGaussNE::integral : input mesh or array is null !");
2285 int nbOfCompo=arr->getNumberOfComponents();
2286 std::fill(res,res+nbOfCompo,0.);
2288 MCAuto<MEDCouplingFieldDouble> vol=mesh->getMeasureField(isWAbs);
2289 std::set<INTERP_KERNEL::NormalizedCellType> types=mesh->getAllGeoTypes();
2290 MCAuto<DataArrayInt> nbOfNodesPerCell=mesh->computeNbOfNodesPerCell();
2291 nbOfNodesPerCell->computeOffsetsFull();
2292 const double *arrPtr=arr->begin(),*volPtr=vol->getArray()->begin();
2293 for(std::set<INTERP_KERNEL::NormalizedCellType>::const_iterator it=types.begin();it!=types.end();it++)
2295 std::size_t wArrSz=-1;
2296 const double *wArr=GetWeightArrayFromGeometricType(*it,wArrSz);
2297 INTERP_KERNEL::AutoPtr<double> wArr2=new double[wArrSz];
2298 double sum=std::accumulate(wArr,wArr+wArrSz,0.);
2299 std::transform(wArr,wArr+wArrSz,(double *)wArr2,std::bind2nd(std::multiplies<double>(),1./sum));
2300 MCAuto<DataArrayInt> ids=mesh->giveCellsWithType(*it);
2301 MCAuto<DataArrayInt> ids2=ids->buildExplicitArrByRanges(nbOfNodesPerCell);
2302 const int *ptIds2=ids2->begin(),*ptIds=ids->begin();
2303 int nbOfCellsWithCurGeoType=ids->getNumberOfTuples();
2304 for(int i=0;i<nbOfCellsWithCurGeoType;i++,ptIds++,ptIds2+=wArrSz)
2306 for(int k=0;k<nbOfCompo;k++)
2309 for(std::size_t j=0;j<wArrSz;j++)
2310 tmp+=arrPtr[nbOfCompo*ptIds2[j]+k]*wArr2[j];
2311 res[k]+=tmp*volPtr[*ptIds];
2317 const double *MEDCouplingFieldDiscretizationGaussNE::GetWeightArrayFromGeometricType(INTERP_KERNEL::NormalizedCellType geoType, std::size_t& lgth)
2321 case INTERP_KERNEL::NORM_POINT1:
2322 lgth=(int)sizeof(FGP_POINT1)/sizeof(double);
2324 case INTERP_KERNEL::NORM_SEG2:
2325 lgth=(int)sizeof(FGP_SEG2)/sizeof(double);
2327 case INTERP_KERNEL::NORM_SEG3:
2328 lgth=(int)sizeof(FGP_SEG3)/sizeof(double);
2330 case INTERP_KERNEL::NORM_SEG4:
2331 lgth=(int)sizeof(FGP_SEG4)/sizeof(double);
2333 case INTERP_KERNEL::NORM_TRI3:
2334 lgth=(int)sizeof(FGP_TRI3)/sizeof(double);
2336 case INTERP_KERNEL::NORM_TRI6:
2337 lgth=(int)sizeof(FGP_TRI6)/sizeof(double);
2339 case INTERP_KERNEL::NORM_TRI7:
2340 lgth=(int)sizeof(FGP_TRI7)/sizeof(double);
2342 case INTERP_KERNEL::NORM_QUAD4:
2343 lgth=(int)sizeof(FGP_QUAD4)/sizeof(double);
2345 case INTERP_KERNEL::NORM_QUAD8:
2346 lgth=(int)sizeof(FGP_QUAD8)/sizeof(double);
2348 case INTERP_KERNEL::NORM_QUAD9:
2349 lgth=(int)sizeof(FGP_QUAD9)/sizeof(double);
2351 case INTERP_KERNEL::NORM_TETRA4:
2352 lgth=(int)sizeof(FGP_TETRA4)/sizeof(double);
2354 case INTERP_KERNEL::NORM_TETRA10:
2355 lgth=(int)sizeof(FGP_TETRA10)/sizeof(double);
2357 case INTERP_KERNEL::NORM_PENTA6:
2358 lgth=(int)sizeof(FGP_PENTA6)/sizeof(double);
2360 case INTERP_KERNEL::NORM_PENTA15:
2361 lgth=(int)sizeof(FGP_PENTA15)/sizeof(double);
2363 case INTERP_KERNEL::NORM_HEXA8:
2364 lgth=(int)sizeof(FGP_HEXA8)/sizeof(double);
2366 case INTERP_KERNEL::NORM_HEXA20:
2367 lgth=(int)sizeof(FGP_HEXA20)/sizeof(double);
2369 case INTERP_KERNEL::NORM_HEXA27:
2370 lgth=(int)sizeof(FGP_HEXA27)/sizeof(double);
2372 case INTERP_KERNEL::NORM_PYRA5:
2373 lgth=(int)sizeof(FGP_PYRA5)/sizeof(double);
2375 case INTERP_KERNEL::NORM_PYRA13:
2376 lgth=(int)sizeof(FGP_PYRA13)/sizeof(double);
2379 throw INTERP_KERNEL::Exception("MEDCouplingFieldDiscretizationGaussNE::GetWeightArrayFromGeometricType : only SEG[2,3,4], TRI[3,6,7], QUAD[4,9], TETRA[4,10], PENTA[6,15], HEXA[8,20,27], PYRA[5,13] supported !");
2383 const double *MEDCouplingFieldDiscretizationGaussNE::GetRefCoordsFromGeometricType(INTERP_KERNEL::NormalizedCellType geoType, std::size_t& lgth)
2387 case INTERP_KERNEL::NORM_POINT1:
2390 case INTERP_KERNEL::NORM_SEG2:
2391 lgth=(int)sizeof(REF_SEG2)/sizeof(double);
2393 case INTERP_KERNEL::NORM_SEG3:
2394 lgth=(int)sizeof(REF_SEG3)/sizeof(double);
2396 case INTERP_KERNEL::NORM_SEG4:
2397 lgth=(int)sizeof(REF_SEG4)/sizeof(double);
2399 case INTERP_KERNEL::NORM_TRI3:
2400 lgth=(int)sizeof(REF_TRI3)/sizeof(double);
2402 case INTERP_KERNEL::NORM_TRI6:
2403 lgth=(int)sizeof(REF_TRI6)/sizeof(double);
2405 case INTERP_KERNEL::NORM_TRI7:
2406 lgth=(int)sizeof(REF_TRI7)/sizeof(double);
2408 case INTERP_KERNEL::NORM_QUAD4:
2409 lgth=(int)sizeof(REF_QUAD4)/sizeof(double);
2411 case INTERP_KERNEL::NORM_QUAD8:
2412 lgth=(int)sizeof(REF_QUAD8)/sizeof(double);
2414 case INTERP_KERNEL::NORM_QUAD9:
2415 lgth=(int)sizeof(REF_QUAD9)/sizeof(double);
2417 case INTERP_KERNEL::NORM_TETRA4:
2418 lgth=(int)sizeof(REF_TETRA4)/sizeof(double);
2420 case INTERP_KERNEL::NORM_TETRA10:
2421 lgth=(int)sizeof(REF_TETRA10)/sizeof(double);
2423 case INTERP_KERNEL::NORM_PENTA6:
2424 lgth=(int)sizeof(REF_PENTA6)/sizeof(double);
2426 case INTERP_KERNEL::NORM_PENTA15:
2427 lgth=(int)sizeof(REF_PENTA15)/sizeof(double);
2429 case INTERP_KERNEL::NORM_HEXA8:
2430 lgth=(int)sizeof(REF_HEXA8)/sizeof(double);
2432 case INTERP_KERNEL::NORM_HEXA20:
2433 lgth=(int)sizeof(REF_HEXA20)/sizeof(double);
2435 case INTERP_KERNEL::NORM_HEXA27:
2436 lgth=(int)sizeof(REF_HEXA27)/sizeof(double);
2438 case INTERP_KERNEL::NORM_PYRA5:
2439 lgth=(int)sizeof(REF_PYRA5)/sizeof(double);
2441 case INTERP_KERNEL::NORM_PYRA13:
2442 lgth=(int)sizeof(REF_PYRA13)/sizeof(double);
2445 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 !");
2449 const double *MEDCouplingFieldDiscretizationGaussNE::GetLocsFromGeometricType(INTERP_KERNEL::NormalizedCellType geoType, std::size_t& lgth)
2453 case INTERP_KERNEL::NORM_POINT1:
2458 case INTERP_KERNEL::NORM_SEG2:
2460 lgth=(int)sizeof(LOC_SEG2)/sizeof(double);
2463 case INTERP_KERNEL::NORM_SEG3:
2465 lgth=(int)sizeof(LOC_SEG3)/sizeof(double);
2468 case INTERP_KERNEL::NORM_SEG4:
2470 lgth=(int)sizeof(LOC_SEG4)/sizeof(double);
2473 case INTERP_KERNEL::NORM_TRI3:
2475 lgth=(int)sizeof(LOC_TRI3)/sizeof(double);
2478 case INTERP_KERNEL::NORM_TRI6:
2480 lgth=(int)sizeof(LOC_TRI6)/sizeof(double);
2483 case INTERP_KERNEL::NORM_TRI7:
2485 lgth=(int)sizeof(LOC_TRI7)/sizeof(double);
2488 case INTERP_KERNEL::NORM_QUAD4:
2490 lgth=(int)sizeof(LOC_QUAD4)/sizeof(double);
2493 case INTERP_KERNEL::NORM_QUAD8:
2495 lgth=(int)sizeof(LOC_QUAD8)/sizeof(double);
2498 case INTERP_KERNEL::NORM_QUAD9:
2500 lgth=(int)sizeof(LOC_QUAD9)/sizeof(double);
2503 case INTERP_KERNEL::NORM_TETRA4:
2505 lgth=(int)sizeof(LOC_TETRA4)/sizeof(double);
2508 case INTERP_KERNEL::NORM_TETRA10:
2510 lgth=(int)sizeof(LOC_TETRA10)/sizeof(double);
2513 case INTERP_KERNEL::NORM_PENTA6:
2515 lgth=(int)sizeof(LOC_PENTA6)/sizeof(double);
2518 case INTERP_KERNEL::NORM_PENTA15:
2520 lgth=(int)sizeof(LOC_PENTA15)/sizeof(double);
2523 case INTERP_KERNEL::NORM_HEXA8:
2525 lgth=(int)sizeof(LOC_HEXA8)/sizeof(double);
2528 case INTERP_KERNEL::NORM_HEXA20:
2530 lgth=(int)sizeof(LOC_HEXA20)/sizeof(double);
2533 case INTERP_KERNEL::NORM_HEXA27:
2535 lgth=(int)sizeof(LOC_HEXA27)/sizeof(double);
2538 case INTERP_KERNEL::NORM_PYRA5:
2540 lgth=(int)sizeof(LOC_PYRA5)/sizeof(double);
2543 case INTERP_KERNEL::NORM_PYRA13:
2545 lgth=(int)sizeof(LOC_PYRA13)/sizeof(double);
2549 throw INTERP_KERNEL::Exception("MEDCouplingFieldDiscretizationGaussNE::GetLocsFromGeometricType : 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 !");
2553 void MEDCouplingFieldDiscretizationGaussNE::computeMeshRestrictionFromTupleIds(const MEDCouplingMesh *mesh, const int *tupleIdsBg, const int *tupleIdsEnd,
2554 DataArrayInt *&cellRestriction, DataArrayInt *&trueTupleRestriction) const
2557 throw INTERP_KERNEL::Exception("MEDCouplingFieldDiscretizationGaussNE::computeMeshRestrictionFromTupleIds : NULL input mesh !");
2558 MCAuto<DataArrayInt> tmp=DataArrayInt::New(); tmp->alloc((int)std::distance(tupleIdsBg,tupleIdsEnd),1);
2559 std::copy(tupleIdsBg,tupleIdsEnd,tmp->getPointer());
2561 tmp=tmp->buildUnique();
2562 MCAuto<DataArrayInt> nbOfNodesPerCell=mesh->computeNbOfNodesPerCell();
2563 nbOfNodesPerCell->computeOffsetsFull();
2564 nbOfNodesPerCell->findIdsRangesInListOfIds(tmp,cellRestriction,trueTupleRestriction);
2567 void MEDCouplingFieldDiscretizationGaussNE::checkCompatibilityWithNature(NatureOfField nat) const
2571 double MEDCouplingFieldDiscretizationGaussNE::getIJK(const MEDCouplingMesh *mesh, const DataArrayDouble *da, int cellId, int nodeIdInCell, int compoId) const
2574 throw INTERP_KERNEL::Exception("MEDCouplingFieldDiscretizationGaussNE::getIJK : NULL input mesh !");
2576 for(int i=0;i<cellId;i++)
2578 INTERP_KERNEL::NormalizedCellType type=mesh->getTypeOfCell(i);
2579 const INTERP_KERNEL::CellModel& cm=INTERP_KERNEL::CellModel::GetCellModel(type);
2580 offset+=cm.getNumberOfNodes();
2582 return da->getIJ(offset+nodeIdInCell,compoId);
2585 void MEDCouplingFieldDiscretizationGaussNE::checkCoherencyBetween(const MEDCouplingMesh *mesh, const DataArray *da) const
2587 std::size_t nbOfTuples(getNumberOfTuples(mesh));
2588 if(nbOfTuples!=da->getNumberOfTuples())
2590 std::ostringstream oss; oss << "Invalid number of tuples in the array : expecting " << nbOfTuples << " !";
2591 throw INTERP_KERNEL::Exception(oss.str().c_str());
2595 MEDCouplingFieldDouble *MEDCouplingFieldDiscretizationGaussNE::getMeasureField(const MEDCouplingMesh *mesh, bool isAbs) const
2598 throw INTERP_KERNEL::Exception("MEDCouplingFieldDiscretizationGaussNE::getMeasureField : mesh instance specified is NULL !");
2599 MCAuto<MEDCouplingFieldDouble> vol=mesh->getMeasureField(isAbs);
2600 const double *volPtr=vol->getArray()->begin();
2601 MCAuto<MEDCouplingFieldDouble> ret=MEDCouplingFieldDouble::New(ON_GAUSS_NE);
2604 std::set<INTERP_KERNEL::NormalizedCellType> types=mesh->getAllGeoTypes();
2605 MCAuto<DataArrayInt> nbOfNodesPerCell=mesh->computeNbOfNodesPerCell();
2606 int nbTuples=nbOfNodesPerCell->accumulate(0);
2607 nbOfNodesPerCell->computeOffsetsFull();
2608 MCAuto<DataArrayDouble> arr=DataArrayDouble::New(); arr->alloc(nbTuples,1);
2610 double *arrPtr=arr->getPointer();
2611 for(std::set<INTERP_KERNEL::NormalizedCellType>::const_iterator it=types.begin();it!=types.end();it++)
2613 std::size_t wArrSz=-1;
2614 const double *wArr=GetWeightArrayFromGeometricType(*it,wArrSz);
2615 INTERP_KERNEL::AutoPtr<double> wArr2=new double[wArrSz];
2616 double sum=std::accumulate(wArr,wArr+wArrSz,0.);
2617 std::transform(wArr,wArr+wArrSz,(double *)wArr2,std::bind2nd(std::multiplies<double>(),1./sum));
2618 MCAuto<DataArrayInt> ids=mesh->giveCellsWithType(*it);
2619 MCAuto<DataArrayInt> ids2=ids->buildExplicitArrByRanges(nbOfNodesPerCell);
2620 const int *ptIds2=ids2->begin(),*ptIds=ids->begin();
2621 int nbOfCellsWithCurGeoType=ids->getNumberOfTuples();
2622 for(int i=0;i<nbOfCellsWithCurGeoType;i++,ptIds++)
2623 for(std::size_t j=0;j<wArrSz;j++,ptIds2++)
2624 arrPtr[*ptIds2]=wArr2[j]*volPtr[*ptIds];
2626 ret->synchronizeTimeWithSupport();
2630 void MEDCouplingFieldDiscretizationGaussNE::getValueOn(const DataArrayDouble *arr, const MEDCouplingMesh *mesh, const double *loc, double *res) const
2632 throw INTERP_KERNEL::Exception("Not implemented yet !");
2635 void MEDCouplingFieldDiscretizationGaussNE::getValueOnPos(const DataArrayDouble *arr, const MEDCouplingMesh *mesh, int i, int j, int k, double *res) const
2637 throw INTERP_KERNEL::Exception("getValueOnPos(i,j,k) : Not applyable for Gauss points !");
2640 DataArrayDouble *MEDCouplingFieldDiscretizationGaussNE::getValueOnMulti(const DataArrayDouble *arr, const MEDCouplingMesh *mesh, const double *loc, int nbOfPoints) const
2642 throw INTERP_KERNEL::Exception("getValueOnMulti : Not implemented for Gauss NE !");
2645 MEDCouplingMesh *MEDCouplingFieldDiscretizationGaussNE::buildSubMeshData(const MEDCouplingMesh *mesh, const int *start, const int *end, DataArrayInt *&di) const
2648 throw INTERP_KERNEL::Exception("MEDCouplingFieldDiscretizationGaussNE::buildSubMeshData : NULL input mesh !");
2649 MCAuto<DataArrayInt> diSafe=computeTupleIdsToSelectFromCellIds(mesh,start,end);
2650 MCAuto<MEDCouplingMesh> ret=mesh->buildPart(start,end);
2656 * This method is strictly equivalent to MEDCouplingFieldDiscretizationGauss::buildSubMeshData except that it is optimized for input defined as a range of cell ids.
2658 * \param [out] beginOut Valid only if \a di is NULL
2659 * \param [out] endOut Valid only if \a di is NULL
2660 * \param [out] stepOut Valid only if \a di is NULL
2661 * \param [out] di is an array returned that specifies entity ids (nodes, cells, Gauss points... ) in array if no output range is foundable.
2663 * \sa MEDCouplingFieldDiscretizationGauss::buildSubMeshData
2665 MEDCouplingMesh *MEDCouplingFieldDiscretizationGaussNE::buildSubMeshDataRange(const MEDCouplingMesh *mesh, int beginCellIds, int endCellIds, int stepCellIds, int& beginOut, int& endOut, int& stepOut, DataArrayInt *&di) const
2667 if(stepCellIds!=1)//even for stepCellIds==-1 the output will not be a range
2668 return MEDCouplingFieldDiscretization::buildSubMeshDataRange(mesh,beginCellIds,endCellIds,stepCellIds,beginOut,endOut,stepOut,di);
2670 throw INTERP_KERNEL::Exception("MEDCouplingFieldDiscretizationGaussNE::buildSubMeshDataRange : NULL input mesh !");
2671 int nbOfCells=mesh->getNumberOfCells();
2672 di=0; beginOut=0; endOut=0; stepOut=stepCellIds;
2673 const char msg[]="MEDCouplingFieldDiscretizationGaussNE::buildSubMeshDataRange : cell #";
2674 for(int i=0;i<nbOfCells;i++)
2676 INTERP_KERNEL::NormalizedCellType type=mesh->getTypeOfCell(i);
2677 const INTERP_KERNEL::CellModel& cm=INTERP_KERNEL::CellModel::GetCellModel(type);
2679 { std::ostringstream oss; oss << msg << i << " presence of dynamic cell (polygons and polyedrons) ! Not implemented !"; throw INTERP_KERNEL::Exception(oss.str().c_str()); }
2680 int delta=cm.getNumberOfNodes();
2687 MCAuto<MEDCouplingMesh> ret=mesh->buildPartRange(beginCellIds,endCellIds,stepCellIds);
2693 * This method returns a tuple ids selection from cell ids selection [start;end).
2694 * This method is called by MEDCouplingFieldDiscretizationGaussNE::buildSubMeshData to return parameter \b di.
2696 * \return a newly allocated array containing ids to select into the DataArrayDouble of the field.
2699 DataArrayInt *MEDCouplingFieldDiscretizationGaussNE::computeTupleIdsToSelectFromCellIds(const MEDCouplingMesh *mesh, const int *startCellIds, const int *endCellIds) const
2702 throw INTERP_KERNEL::Exception("MEDCouplingFieldDiscretizationGaussNE::computeTupleIdsToSelectFromCellIds : null mesh !");
2703 MCAuto<DataArrayInt> nbOfNodesPerCell=mesh->computeNbOfNodesPerCell();
2704 nbOfNodesPerCell->computeOffsetsFull();
2705 MCAuto<DataArrayInt> sel=DataArrayInt::New(); sel->useArray(startCellIds,false,CPP_DEALLOC,(int)std::distance(startCellIds,endCellIds),1);
2706 return sel->buildExplicitArrByRanges(nbOfNodesPerCell);
2710 * No implementation needed !
2712 void MEDCouplingFieldDiscretizationGaussNE::renumberValuesOnNodes(double , const int *, int newNbOfNodes, DataArrayDouble *) const
2716 void MEDCouplingFieldDiscretizationGaussNE::renumberValuesOnCells(double epsOnVals, const MEDCouplingMesh *mesh, const int *old2New, int newSz, DataArrayDouble *arr) const
2718 throw INTERP_KERNEL::Exception("Not implemented yet !");
2721 void MEDCouplingFieldDiscretizationGaussNE::renumberValuesOnCellsR(const MEDCouplingMesh *mesh, const int *new2old, int newSz, DataArrayDouble *arr) const
2723 throw INTERP_KERNEL::Exception("Not implemented yet !");
2726 void MEDCouplingFieldDiscretizationGaussNE::reprQuickOverview(std::ostream& stream) const
2728 stream << "Gauss points on nodes per element spatial discretization.";
2731 MEDCouplingFieldDiscretizationGaussNE::MEDCouplingFieldDiscretizationGaussNE(const MEDCouplingFieldDiscretizationGaussNE& other):MEDCouplingFieldDiscretization(other)
2735 TypeOfField MEDCouplingFieldDiscretizationKriging::getEnum() const
2740 const char *MEDCouplingFieldDiscretizationKriging::getRepr() const
2746 * This method is simply called by MEDCouplingFieldDiscretization::deepCopy. It performs the deep copy of \a this.
2748 * \sa MEDCouplingFieldDiscretization::deepCopy.
2750 MEDCouplingFieldDiscretization *MEDCouplingFieldDiscretizationKriging::clone() const
2752 return new MEDCouplingFieldDiscretizationKriging;
2755 std::string MEDCouplingFieldDiscretizationKriging::getStringRepr() const
2757 return std::string(REPR);
2760 void MEDCouplingFieldDiscretizationKriging::checkCompatibilityWithNature(NatureOfField nat) const
2762 if(nat!=IntensiveMaximum)
2763 throw INTERP_KERNEL::Exception("Invalid nature for Kriging field : expected IntensiveMaximum !");
2766 bool MEDCouplingFieldDiscretizationKriging::isEqualIfNotWhy(const MEDCouplingFieldDiscretization *other, double eps, std::string& reason) const
2770 reason="other spatial discretization is NULL, and this spatial discretization (Kriginig) is defined.";
2773 const MEDCouplingFieldDiscretizationKriging *otherC=dynamic_cast<const MEDCouplingFieldDiscretizationKriging *>(other);
2776 reason="Spatial discrtization of this is ON_NODES_KR, which is not the case of other.";
2780 MEDCouplingFieldDouble *MEDCouplingFieldDiscretizationKriging::getMeasureField(const MEDCouplingMesh *mesh, bool isAbs) const
2783 throw INTERP_KERNEL::Exception("MEDCouplingFieldDiscretizationKriging::getMeasureField : mesh instance specified is NULL !");
2784 throw INTERP_KERNEL::Exception("getMeasureField on FieldDiscretizationKriging : not implemented yet !");
2787 void MEDCouplingFieldDiscretizationKriging::getValueOn(const DataArrayDouble *arr, const MEDCouplingMesh *mesh, const double *loc, double *res) const
2789 MCAuto<DataArrayDouble> res2=MEDCouplingFieldDiscretizationKriging::getValueOnMulti(arr,mesh,loc,1);
2790 std::copy(res2->begin(),res2->end(),res);
2793 DataArrayDouble *MEDCouplingFieldDiscretizationKriging::getValueOnMulti(const DataArrayDouble *arr, const MEDCouplingMesh *mesh, const double *loc, int nbOfTargetPoints) const
2795 if(!arr || !arr->isAllocated())
2796 throw INTERP_KERNEL::Exception("MEDCouplingFieldDiscretizationKriging::getValueOnMulti : input array is null or not allocated !");
2797 std::size_t nbOfRows(getNumberOfMeshPlaces(mesh));
2798 if(arr->getNumberOfTuples()!=nbOfRows)
2800 std::ostringstream oss; oss << "MEDCouplingFieldDiscretizationKriging::getValueOnMulti : input array does not have correct number of tuples ! Excepted " << nbOfRows << " having " << arr->getNumberOfTuples() << " !";
2801 throw INTERP_KERNEL::Exception(oss.str().c_str());
2803 int nbCols(-1),nbCompo(arr->getNumberOfComponents());
2804 MCAuto<DataArrayDouble> m(computeEvaluationMatrixOnGivenPts(mesh,loc,nbOfTargetPoints,nbCols));
2805 MCAuto<DataArrayDouble> ret(DataArrayDouble::New());
2806 ret->alloc(nbOfTargetPoints,nbCompo);
2807 INTERP_KERNEL::matrixProduct(m->begin(),nbOfTargetPoints,nbCols,arr->begin(),nbOfRows,nbCompo,ret->getPointer());
2811 void MEDCouplingFieldDiscretizationKriging::reprQuickOverview(std::ostream& stream) const
2813 stream << "Kriging spatial discretization.";
2817 * Returns the matrix of size nbRows = \a nbOfTargetPoints and \a nbCols = \a nbCols. This matrix is useful if
2819 * \return the new result matrix to be deallocated by the caller.
2821 DataArrayDouble *MEDCouplingFieldDiscretizationKriging::computeEvaluationMatrixOnGivenPts(const MEDCouplingMesh *mesh, const double *loc, int nbOfTargetPoints, int& nbCols) const
2823 int isDrift(-1),nbRows(-1);
2824 MCAuto<DataArrayDouble> matrixInv(computeInverseMatrix(mesh,isDrift,nbRows));
2826 MCAuto<DataArrayDouble> coords=getLocalizationOfDiscValues(mesh);
2827 int nbOfPts(coords->getNumberOfTuples()),dimension(coords->getNumberOfComponents());
2828 MCAuto<DataArrayDouble> locArr=DataArrayDouble::New();
2829 locArr->useArray(loc,false,CPP_DEALLOC,nbOfTargetPoints,dimension);
2832 MCAuto<DataArrayDouble> matrix2=coords->buildEuclidianDistanceDenseMatrixWith(locArr);
2833 operateOnDenseMatrix(mesh->getSpaceDimension(),nbOfTargetPoints*nbOfPts,matrix2->getPointer());
2835 MCAuto<DataArrayDouble> matrix3=DataArrayDouble::New();
2836 matrix3->alloc(nbOfTargetPoints*nbRows,1);
2837 double *work=matrix3->getPointer();
2838 const double *workCst(matrix2->begin()),*workCst2(loc);
2839 for(int i=0;i<nbOfTargetPoints;i++,workCst+=nbOfPts,workCst2+=isDrift-1)
2841 for(int j=0;j<nbOfPts;j++)
2842 work[i*nbRows+j]=workCst[j];
2843 work[i*nbRows+nbOfPts]=1.0;
2844 for(int j=0;j<isDrift-1;j++)
2845 work[i*nbRows+(nbOfPts+1+j)]=workCst2[j];
2847 MCAuto<DataArrayDouble> ret(DataArrayDouble::New());
2848 ret->alloc(nbOfTargetPoints,nbRows);
2849 INTERP_KERNEL::matrixProduct(matrix3->begin(),nbOfTargetPoints,nbRows,matrixInv->begin(),nbRows,nbRows,ret->getPointer());
2850 MCAuto<DataArrayDouble> ret2(DataArrayDouble::New());
2851 ret2->alloc(nbOfTargetPoints*nbOfPts,1);
2852 workCst=ret->begin(); work=ret2->getPointer();
2853 for(int i=0;i<nbOfTargetPoints;i++,workCst+=nbRows)
2854 work=std::copy(workCst,workCst+nbOfPts,work);
2859 * This method returns the square matrix of size \a matSz that is the inverse of the kriging matrix. The returned matrix can returned all the coeffs of kriging
2860 * when multiplied by the vector of values attached to each point.
2862 * \param [out] isDrift return if drift coefficients are present in the returned vector of coefficients. If different from 0 there is presence of drift coefficients.
2863 * \param [out] matSz the size of returned square matrix
2864 * \return the new result matrix to be deallocated by the caller.
2867 DataArrayDouble *MEDCouplingFieldDiscretizationKriging::computeInverseMatrix(const MEDCouplingMesh *mesh, int& isDrift, int& matSz) const
2869 MCAuto<DataArrayDouble> matrixWithDrift(computeMatrix(mesh,isDrift,matSz));
2870 MCAuto<DataArrayDouble> matrixInv(DataArrayDouble::New());
2871 matrixInv->alloc(matSz*matSz,1);
2872 INTERP_KERNEL::inverseMatrix(matrixWithDrift->getConstPointer(),matSz,matrixInv->getPointer());
2873 return matrixInv.retn();
2877 * This method computes the kriging matrix.
2878 * \return the new result matrix to be deallocated by the caller.
2879 * \sa computeInverseMatrix
2881 DataArrayDouble *MEDCouplingFieldDiscretizationKriging::computeMatrix(const MEDCouplingMesh *mesh, int& isDrift, int& matSz) const
2884 throw INTERP_KERNEL::Exception("MEDCouplingFieldDiscretizationKriging::computeMatrix : NULL input mesh !");
2885 MCAuto<DataArrayDouble> coords(getLocalizationOfDiscValues(mesh));
2886 int nbOfPts(coords->getNumberOfTuples());
2887 MCAuto<DataArrayDouble> matrix(coords->buildEuclidianDistanceDenseMatrix());
2888 operateOnDenseMatrix(mesh->getSpaceDimension(),nbOfPts*nbOfPts,matrix->getPointer());
2890 MCAuto<DataArrayDouble> matrixWithDrift(performDrift(matrix,coords,isDrift));
2891 matSz=nbOfPts+isDrift;
2892 return matrixWithDrift.retn();
2896 * 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
2897 * number of tuples should be equal to the number of representing points in \a mesh.
2899 * \param [in] mesh is the sources of nodes on which kriging will be done regarding the parameters and the value of \c this->getSpaceDimension()
2900 * \param [in] arr input field DataArrayDouble whose number of tuples must be equal to the number of nodes in \a mesh
2901 * \param [out] isDrift return if drift coefficients are present in the returned vector of coefficients. If different from 0 there is presence of drift coefficients.
2902 * Whatever the value of \a isDrift the number of tuples of returned DataArrayDouble will be equal to \c arr->getNumberOfTuples() + \a isDrift.
2903 * \return a newly allocated array containing coefficients including or not drift coefficient at the end depending the value of \a isDrift parameter.
2905 DataArrayDouble *MEDCouplingFieldDiscretizationKriging::computeVectorOfCoefficients(const MEDCouplingMesh *mesh, const DataArrayDouble *arr, int& isDrift) const
2908 MCAuto<DataArrayDouble> matrixInv(computeInverseMatrix(mesh,isDrift,nbRows));
2909 MCAuto<DataArrayDouble> KnewiK(DataArrayDouble::New());
2910 KnewiK->alloc(nbRows*1,1);
2911 MCAuto<DataArrayDouble> arr2(PerformDriftOfVec(arr,isDrift));
2912 INTERP_KERNEL::matrixProduct(matrixInv->getConstPointer(),nbRows,nbRows,arr2->getConstPointer(),arr2->getNumberOfTuples(),1,KnewiK->getPointer());
2913 return KnewiK.retn();
2917 * 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.
2919 * \param [in] spaceDimension space dimension of the input mesh on which the Kriging has to be performed
2920 * \param [in] nbOfElems is the result of the product of nb of rows and the nb of columns of matrix \a matrixPtr
2921 * \param [in,out] matrixPtr is the dense matrix whose on each values the operation will be applied
2923 void MEDCouplingFieldDiscretizationKriging::operateOnDenseMatrix(int spaceDimension, int nbOfElems, double *matrixPtr) const
2925 switch(spaceDimension)
2929 OperateOnDenseMatrixH3(nbOfElems,matrixPtr);
2934 OperateOnDenseMatrixH2Ln(nbOfElems,matrixPtr);
2939 //nothing here : it is not a bug g(h)=h with spaceDim 3.
2943 throw INTERP_KERNEL::Exception("MEDCouplingFieldDiscretizationKriging::operateOnDenseMatrix : only dimension 1, 2 and 3 implemented !");
2947 void MEDCouplingFieldDiscretizationKriging::OperateOnDenseMatrixH3(int nbOfElems, double *matrixPtr)
2949 for(int i=0;i<nbOfElems;i++)
2951 double val=matrixPtr[i];
2952 matrixPtr[i]=val*val*val;
2956 void MEDCouplingFieldDiscretizationKriging::OperateOnDenseMatrixH2Ln(int nbOfElems, double *matrixPtr)
2958 for(int i=0;i<nbOfElems;i++)
2960 double val=matrixPtr[i];
2962 matrixPtr[i]=val*val*log(val);
2967 * Performs a drift to the rectangular input matrix \a matr.
2968 * This method generate a dense matrix starting from an input dense matrix \a matr and input array \a arr.
2969 * \param [in] matr The rectangular dense matrix (with only one component). The number of rows of \a matr must be equal to the number of tuples of \a arr
2970 * \param [in] arr The array of coords to be appended in the input dense matrix \a matr. Typically arr is an array of coordinates.
2971 * \param [out] delta the delta of number of columns between returned dense matrix and input dense matrix \a matr. \a delta is equal to number of components of \a arr + 1.
2974 DataArrayDouble *MEDCouplingFieldDiscretizationKriging::PerformDriftRect(const DataArrayDouble *matr, const DataArrayDouble *arr, int& delta)
2976 if(!matr || !matr->isAllocated() || matr->getNumberOfComponents()!=1)
2977 throw INTERP_KERNEL::Exception("MEDCouplingFieldDiscretizationKriging::PerformDriftRect : invalid input dense matrix ! Must be allocated not NULL and with exactly one component !");
2978 if(!arr || !arr->isAllocated())
2979 throw INTERP_KERNEL::Exception("MEDCouplingFieldDiscretizationKriging::PerformDriftRect : invalid input array of coordiantes ! Must be allocated and not NULL !");
2980 int spaceDimension(arr->getNumberOfComponents()),nbOfPts(arr->getNumberOfTuples()),nbOfEltInMatrx(matr->getNumberOfTuples());
2981 delta=spaceDimension+1;
2982 int nbOfCols(nbOfEltInMatrx/nbOfPts);
2983 if(nbOfEltInMatrx%nbOfPts!=0)
2984 throw INTERP_KERNEL::Exception("MEDCouplingFieldDiscretizationKriging::PerformDriftRect : size of input dense matrix and input arrays mismatch ! NbOfElems in matrix % nb of tuples in array must be equal to 0 !");
2985 MCAuto<DataArrayDouble> ret(DataArrayDouble::New()); ret->alloc(nbOfPts*(nbOfCols+delta));
2986 double *retPtr(ret->getPointer());
2987 const double *mPtr(matr->begin()),*aPtr(arr->begin());
2988 for(int i=0;i<nbOfPts;i++,aPtr+=spaceDimension,mPtr+=nbOfCols)
2990 retPtr=std::copy(mPtr,mPtr+nbOfCols,retPtr);
2992 retPtr=std::copy(aPtr,aPtr+spaceDimension,retPtr);
2998 * \return a newly allocated array having \a isDrift more tuples than \a arr.
2999 * \sa computeVectorOfCoefficients
3001 DataArrayDouble *MEDCouplingFieldDiscretizationKriging::PerformDriftOfVec(const DataArrayDouble *arr, int isDrift)
3003 if(!arr || !arr->isAllocated() || arr->getNumberOfComponents()!=1)
3004 throw INTERP_KERNEL::Exception("MEDCouplingFieldDiscretizationKriging::PerformDriftOfVec : input array must be not NULL allocated and with one component !");
3006 throw INTERP_KERNEL::Exception("MEDCouplingFieldDiscretizationKriging::PerformDriftOfVec : isDrift parameter must be >=0 !");
3007 MCAuto<DataArrayDouble> arr2(DataArrayDouble::New());
3008 arr2->alloc((arr->getNumberOfTuples()+isDrift)*1,1);
3009 double *work(std::copy(arr->begin(),arr->end(),arr2->getPointer()));
3010 std::fill(work,work+isDrift,0.);
3015 * Starting from a square matrix \a matr, this method returns a newly allocated dense square matrix whose \a matr is included in returned matrix
3016 * in the top left corner, and in the remaining returned matrix the parameters to take into account about the kriging drift.
3017 * For the moment only linear srift is implemented.
3019 * \param [in] arr the position of points were input mesh geometry is considered for Kriging
3020 * \param [in] matr input matrix whose drift part will be added
3021 * \param [out] delta the difference between the size of the output matrix and the input matrix \a matr.
3022 * \return a newly allocated matrix bigger than input matrix \a matr.
3023 * \sa MEDCouplingFieldDiscretizationKriging::PerformDriftRect
3025 DataArrayDouble *MEDCouplingFieldDiscretizationKriging::performDrift(const DataArrayDouble *matr, const DataArrayDouble *arr, int& delta) const
3027 std::size_t spaceDimension(arr->getNumberOfComponents());
3028 delta=spaceDimension+1;
3029 std::size_t szOfMatrix(arr->getNumberOfTuples());
3030 if(szOfMatrix*szOfMatrix!=matr->getNumberOfTuples())
3031 throw INTERP_KERNEL::Exception("MEDCouplingFieldDiscretizationKriging::performDrift : invalid size");
3032 MCAuto<DataArrayDouble> ret=DataArrayDouble::New();
3033 ret->alloc((szOfMatrix+delta)*(szOfMatrix+delta),1);
3034 const double *srcWork=matr->getConstPointer();
3035 const double *srcWork2=arr->getConstPointer();
3036 double *destWork=ret->getPointer();
3037 for(std::size_t i=0;i<szOfMatrix;i++)
3039 destWork=std::copy(srcWork,srcWork+szOfMatrix,destWork);
3040 srcWork+=szOfMatrix;
3042 destWork=std::copy(srcWork2,srcWork2+spaceDimension,destWork);
3043 srcWork2+=spaceDimension;
3045 std::fill(destWork,destWork+szOfMatrix,1.); destWork+=szOfMatrix;
3046 std::fill(destWork,destWork+spaceDimension+1,0.); destWork+=spaceDimension+1;
3047 MCAuto<DataArrayDouble> arrNoI=arr->toNoInterlace();
3048 srcWork2=arrNoI->getConstPointer();
3049 for(std::size_t i=0;i<spaceDimension;i++)
3051 destWork=std::copy(srcWork2,srcWork2+szOfMatrix,destWork);
3052 srcWork2+=szOfMatrix;
3053 std::fill(destWork,destWork+spaceDimension+1,0.);
3054 destWork+=spaceDimension+1;