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Public Member Functions | Public Attributes | List of all members
FieldApproximationH1::OpApproxVolume< FUNEVAL > Struct Template Reference

Gauss point operators to calculate matrices and vectors. More...

#include <users_modules/basic_finite_elements/src/FieldApproximation.hpp>

Inheritance diagram for FieldApproximationH1::OpApproxVolume< FUNEVAL >:
[legend]
Collaboration diagram for FieldApproximationH1::OpApproxVolume< FUNEVAL >:
[legend]

Public Member Functions

 OpApproxVolume (const std::string &field_name, Mat _A, std::vector< Vec > &vec_F, FUNEVAL &function_evaluator)
 
virtual ~OpApproxVolume ()
 
MoFEMErrorCode doWork (int row_side, int col_side, EntityType row_type, EntityType col_type, EntitiesFieldData::EntData &row_data, EntitiesFieldData::EntData &col_data)
 calculate matrix More...
 
MoFEMErrorCode doWork (int side, EntityType type, EntitiesFieldData::EntData &data)
 calculate vector More...
 
- Public Member Functions inherited from MoFEM::VolumeElementForcesAndSourcesCore::UserDataOperator
int getNumNodes ()
 get element number of nodes More...
 
const EntityHandlegetConn ()
 get element connectivity More...
 
double getVolume () const
 element volume (linear geometry) More...
 
doublegetVolume ()
 element volume (linear geometry) More...
 
FTensor::Tensor2< double *, 3, 3 > & getJac ()
 get element Jacobian More...
 
FTensor::Tensor2< double *, 3, 3 > & getInvJac ()
 get element inverse Jacobian More...
 
VectorDoublegetCoords ()
 nodal coordinates More...
 
VolumeElementForcesAndSourcesCoregetVolumeFE () const
 return pointer to Generic Volume Finite Element object More...
 
- Public Member Functions inherited from MoFEM::ForcesAndSourcesCore::UserDataOperator
 UserDataOperator (const FieldSpace space, const char type=OPSPACE, const bool symm=true)
 
 UserDataOperator (const std::string field_name, const char type, const bool symm=true)
 
 UserDataOperator (const std::string row_field_name, const std::string col_field_name, const char type, const bool symm=true)
 
boost::shared_ptr< const NumeredEntFiniteElementgetNumeredEntFiniteElementPtr () const
 Return raw pointer to NumeredEntFiniteElement. More...
 
EntityHandle getFEEntityHandle () const
 Return finite element entity handle. More...
 
int getFEDim () const
 Get dimension of finite element. More...
 
EntityType getFEType () const
 Get dimension of finite element. More...
 
boost::weak_ptr< SideNumbergetSideNumberPtr (const int side_number, const EntityType type)
 Get the side number pointer. More...
 
EntityHandle getSideEntity (const int side_number, const EntityType type)
 Get the side entity. More...
 
int getNumberOfNodesOnElement () const
 Get the number of nodes on finite element. More...
 
MoFEMErrorCode getProblemRowIndices (const std::string filed_name, const EntityType type, const int side, VectorInt &indices) const
 Get row indices. More...
 
MoFEMErrorCode getProblemColIndices (const std::string filed_name, const EntityType type, const int side, VectorInt &indices) const
 Get col indices. More...
 
const FEMethodgetFEMethod () const
 Return raw pointer to Finite Element Method object. More...
 
int getOpType () const
 Get operator types. More...
 
void setOpType (const OpType type)
 Set operator type. More...
 
void addOpType (const OpType type)
 Add operator type. More...
 
int getNinTheLoop () const
 get number of finite element in the loop More...
 
int getLoopSize () const
 get size of elements in the loop More...
 
std::string getFEName () const
 Get name of the element. More...
 
ForcesAndSourcesCoregetPtrFE () const
 
ForcesAndSourcesCoregetSidePtrFE () const
 
ForcesAndSourcesCoregetRefinePtrFE () const
 
const PetscData::SwitchesgetDataCtx () const
 
const KspMethod::KSPContext getKSPCtx () const
 
const SnesMethod::SNESContext getSNESCtx () const
 
const TSMethod::TSContext getTSCtx () const
 
Vec getKSPf () const
 
Mat getKSPA () const
 
Mat getKSPB () const
 
Vec getSNESf () const
 
Vec getSNESx () const
 
Mat getSNESA () const
 
Mat getSNESB () const
 
Vec getTSu () const
 
Vec getTSu_t () const
 
Vec getTSu_tt () const
 
Vec getTSf () const
 
Mat getTSA () const
 
Mat getTSB () const
 
int getTSstep () const
 
double getTStime () const
 
double getTStimeStep () const
 
double getTSa () const
 
double getTSaa () const
 
MatrixDoublegetGaussPts ()
 matrix of integration (Gauss) points for Volume Element More...
 
auto getFTensor0IntegrationWeight ()
 Get integration weights. More...
 
MatrixDoublegetCoordsAtGaussPts ()
 Gauss points and weight, matrix (nb. of points x 3) More...
 
auto getFTensor1CoordsAtGaussPts ()
 Get coordinates at integration points assuming linear geometry. More...
 
double getMeasure () const
 get measure of element More...
 
doublegetMeasure ()
 get measure of element More...
 
MoFEMErrorCode loopSide (const string &fe_name, ForcesAndSourcesCore *side_fe, const size_t dim, const EntityHandle ent_for_side=0, const int verb=QUIET, const LogManager::SeverityLevel sev=Sev::noisy, AdjCache *adj_cache=nullptr)
 User calls this function to loop over elements on the side of face. This function calls finite element with its operator to do calculations. More...
 
MoFEMErrorCode loopThis (const string &fe_name, ForcesAndSourcesCore *this_fe, const int verb=QUIET, const LogManager::SeverityLevel sev=Sev::noisy)
 User calls this function to loop over the same element using a different set of integration points. This function calls finite element with its operator to do calculations. More...
 
MoFEMErrorCode loopParent (const string &fe_name, ForcesAndSourcesCore *parent_fe, const int verb=QUIET, const LogManager::SeverityLevel sev=Sev::noisy)
 User calls this function to loop over parent elements. This function calls finite element with its operator to do calculations. More...
 
MoFEMErrorCode loopChildren (const string &fe_name, ForcesAndSourcesCore *child_fe, const int verb=QUIET, const LogManager::SeverityLevel sev=Sev::noisy)
 User calls this function to loop over parent elements. This function calls finite element with its operator to do calculations. More...
 
- Public Member Functions inherited from MoFEM::DataOperator
 DataOperator (const bool symm=true)
 
virtual ~DataOperator ()=default
 
virtual MoFEMErrorCode doWork (int row_side, int col_side, EntityType row_type, EntityType col_type, EntitiesFieldData::EntData &row_data, EntitiesFieldData::EntData &col_data)
 Operator for bi-linear form, usually to calculate values on left hand side. More...
 
virtual MoFEMErrorCode opLhs (EntitiesFieldData &row_data, EntitiesFieldData &col_data)
 
virtual MoFEMErrorCode doWork (int side, EntityType type, EntitiesFieldData::EntData &data)
 Operator for linear form, usually to calculate values on right hand side. More...
 
virtual MoFEMErrorCode opRhs (EntitiesFieldData &data, const bool error_if_no_base=false)
 
bool getSymm () const
 Get if operator uses symmetry of DOFs or not. More...
 
void setSymm ()
 set if operator is executed taking in account symmetry More...
 
void unSetSymm ()
 unset if operator is executed for non symmetric problem More...
 

Public Attributes

Mat A
 
std::vector< Vec > & vecF
 
FUNEVAL & functionEvaluator
 
MatrixDouble NN
 
MatrixDouble transNN
 
std::vector< VectorDouble > Nf
 
- Public Attributes inherited from MoFEM::ForcesAndSourcesCore::UserDataOperator
char opType
 
std::string rowFieldName
 
std::string colFieldName
 
FieldSpace sPace
 
- Public Attributes inherited from MoFEM::DataOperator
DoWorkLhsHookFunType doWorkLhsHook
 
DoWorkRhsHookFunType doWorkRhsHook
 
bool sYmm
 If true assume that matrix is symmetric structure. More...
 
std::array< bool, MBMAXTYPE > doEntities
 If true operator is executed for entity. More...
 
booldoVertices
 \deprectaed If false skip vertices More...
 
booldoEdges
 \deprectaed If false skip edges More...
 
booldoQuads
 \deprectaed More...
 
booldoTris
 \deprectaed More...
 
booldoTets
 \deprectaed More...
 
booldoPrisms
 \deprectaed More...
 

Additional Inherited Members

- Public Types inherited from MoFEM::ForcesAndSourcesCore::UserDataOperator
enum  OpType {
  OPROW = 1 << 0 , OPCOL = 1 << 1 , OPROWCOL = 1 << 2 , OPSPACE = 1 << 3 ,
  OPLAST = 1 << 3
}
 Controls loop over entities on element. More...
 
using AdjCache = std::map< EntityHandle, std::vector< boost::weak_ptr< NumeredEntFiniteElement > > >
 
- Public Types inherited from MoFEM::DataOperator
using DoWorkLhsHookFunType = boost::function< MoFEMErrorCode(DataOperator *op_ptr, int row_side, int col_side, EntityType row_type, EntityType col_type, EntitiesFieldData::EntData &row_data, EntitiesFieldData::EntData &col_data)>
 
using DoWorkRhsHookFunType = boost::function< MoFEMErrorCode(DataOperator *op_ptr, int side, EntityType type, EntitiesFieldData::EntData &data)>
 
- Static Public Attributes inherited from MoFEM::ForcesAndSourcesCore::UserDataOperator
static const char *const OpTypeNames []
 
- Protected Member Functions inherited from MoFEM::VolumeElementForcesAndSourcesCore::UserDataOperator
MoFEMErrorCode setPtrFE (ForcesAndSourcesCore *ptr)
 
virtual MoFEMErrorCode setPtrFE (ForcesAndSourcesCore *ptr)
 
- Protected Attributes inherited from MoFEM::ForcesAndSourcesCore::UserDataOperator
ForcesAndSourcesCoreptrFE
 

Detailed Description

template<typename FUNEVAL>
struct FieldApproximationH1::OpApproxVolume< FUNEVAL >

Gauss point operators to calculate matrices and vectors.

Function work on volumes (Terahedrons & Bricks)

Definition at line 32 of file FieldApproximation.hpp.

Constructor & Destructor Documentation

◆ OpApproxVolume()

template<typename FUNEVAL >
FieldApproximationH1::OpApproxVolume< FUNEVAL >::OpApproxVolume ( const std::string &  field_name,
Mat  _A,
std::vector< Vec > &  vec_F,
FUNEVAL &  function_evaluator 
)
inline

Definition at line 39 of file FieldApproximation.hpp.

41 : VolumeElementForcesAndSourcesCore::UserDataOperator(
42 field_name, UserDataOperator::OPROW | UserDataOperator::OPROWCOL),
43 A(_A), vecF(vec_F), functionEvaluator(function_evaluator) {}
constexpr auto field_name

◆ ~OpApproxVolume()

template<typename FUNEVAL >
virtual FieldApproximationH1::OpApproxVolume< FUNEVAL >::~OpApproxVolume ( )
inlinevirtual

Definition at line 44 of file FieldApproximation.hpp.

44{}

Member Function Documentation

◆ doWork() [1/2]

template<typename FUNEVAL >
MoFEMErrorCode FieldApproximationH1::OpApproxVolume< FUNEVAL >::doWork ( int  row_side,
int  col_side,
EntityType  row_type,
EntityType  col_type,
EntitiesFieldData::EntData &  row_data,
EntitiesFieldData::EntData &  col_data 
)
inline

calculate matrix

Definition at line 52 of file FieldApproximation.hpp.

55 {
57
58 if (A == PETSC_NULL)
60 if (row_data.getIndices().size() == 0)
62 if (col_data.getIndices().size() == 0)
64
65 const auto &dof_ptr = row_data.getFieldDofs()[0];
66 int rank = dof_ptr->getNbOfCoeffs();
67
68 int nb_row_dofs = row_data.getIndices().size() / rank;
69 int nb_col_dofs = col_data.getIndices().size() / rank;
70
71 NN.resize(nb_row_dofs, nb_col_dofs, false);
72 NN.clear();
73
74 unsigned int nb_gauss_pts = row_data.getN().size1();
75 for (unsigned int gg = 0; gg != nb_gauss_pts; gg++) {
76 double w = getVolume() * getGaussPts()(3, gg);
77 // noalias(NN) += w*outer_prod(row_data.getN(gg),col_data.getN(gg));
78 cblas_dger(CblasRowMajor, nb_row_dofs, nb_col_dofs, w,
79 &row_data.getN()(gg, 0), 1, &col_data.getN()(gg, 0), 1,
80 &*NN.data().begin(), nb_col_dofs);
81 }
82
83 if ((row_type != col_type) || (row_side != col_side)) {
84 transNN.resize(nb_col_dofs, nb_row_dofs, false);
85 ublas::noalias(transNN) = trans(NN);
86 }
87
88 double *data = &*NN.data().begin();
89 double *trans_data = &*transNN.data().begin();
90 VectorInt row_indices, col_indices;
91 row_indices.resize(nb_row_dofs);
92 col_indices.resize(nb_col_dofs);
93
94 for (int rr = 0; rr < rank; rr++) {
95
96 if ((row_data.getIndices().size() % rank) != 0) {
97 SETERRQ(PETSC_COMM_SELF, MOFEM_DATA_INCONSISTENCY,
98 "data inconsistency");
99 }
100
101 if ((col_data.getIndices().size() % rank) != 0) {
102 SETERRQ(PETSC_COMM_SELF, MOFEM_DATA_INCONSISTENCY,
103 "data inconsistency");
104 }
105
106 unsigned int nb_rows;
107 unsigned int nb_cols;
108 int *rows;
109 int *cols;
110
111 if (rank > 1) {
112
113 ublas::noalias(row_indices) = ublas::vector_slice<VectorInt>(
114 row_data.getIndices(),
115 ublas::slice(rr, rank, row_data.getIndices().size() / rank));
116 ublas::noalias(col_indices) = ublas::vector_slice<VectorInt>(
117 col_data.getIndices(),
118 ublas::slice(rr, rank, col_data.getIndices().size() / rank));
119
120 nb_rows = row_indices.size();
121 nb_cols = col_indices.size();
122 rows = &*row_indices.data().begin();
123 cols = &*col_indices.data().begin();
124
125 } else {
126
127 nb_rows = row_data.getIndices().size();
128 nb_cols = col_data.getIndices().size();
129 rows = &*row_data.getIndices().data().begin();
130 cols = &*col_data.getIndices().data().begin();
131 }
132
133 if (nb_rows != NN.size1()) {
134 SETERRQ(PETSC_COMM_SELF, MOFEM_DATA_INCONSISTENCY,
135 "data inconsistency");
136 }
137 if (nb_cols != NN.size2()) {
138 SETERRQ(PETSC_COMM_SELF, MOFEM_DATA_INCONSISTENCY,
139 "data inconsistency");
140 }
141
142 CHKERR MatSetValues(A, nb_rows, rows, nb_cols, cols, data, ADD_VALUES);
143 if ((row_type != col_type) || (row_side != col_side)) {
144 if (nb_rows != transNN.size2()) {
145 SETERRQ(PETSC_COMM_SELF, MOFEM_DATA_INCONSISTENCY,
146 "data inconsistency");
147 }
148 if (nb_cols != transNN.size1()) {
149 SETERRQ(PETSC_COMM_SELF, MOFEM_DATA_INCONSISTENCY,
150 "data inconsistency");
151 }
152 CHKERR MatSetValues(A, nb_cols, cols, nb_rows, rows, trans_data,
153 ADD_VALUES);
154 }
155 }
156
158 }
#define MoFEMFunctionReturnHot(a)
Last executable line of each PETSc function used for error handling. Replaces return()
Definition: definitions.h:447
#define MoFEMFunctionBegin
First executable line of each MoFEM function, used for error handling. Final line of MoFEM functions ...
Definition: definitions.h:346
@ MOFEM_DATA_INCONSISTENCY
Definition: definitions.h:31
#define MoFEMFunctionReturn(a)
Last executable line of each PETSc function used for error handling. Replaces return()
Definition: definitions.h:416
#define CHKERR
Inline error check.
Definition: definitions.h:535
UBlasVector< int > VectorInt
Definition: Types.hpp:67
MoFEMErrorCode MatSetValues(Mat M, const EntitiesFieldData::EntData &row_data, const EntitiesFieldData::EntData &col_data, const double *ptr, InsertMode iora)
Assemble PETSc matrix.
double w(const double g, const double t)
MatrixDouble & getGaussPts()
matrix of integration (Gauss) points for Volume Element

◆ doWork() [2/2]

template<typename FUNEVAL >
MoFEMErrorCode FieldApproximationH1::OpApproxVolume< FUNEVAL >::doWork ( int  side,
EntityType  type,
EntitiesFieldData::EntData &  data 
)
inline

calculate vector

Definition at line 162 of file FieldApproximation.hpp.

163 {
165
166 if (data.getIndices().size() == 0)
168
169 // PetscAttachDebugger();
170
171 const auto &dof_ptr = data.getFieldDofs()[0];
172 unsigned int rank = dof_ptr->getNbOfCoeffs();
173
174 int nb_row_dofs = data.getIndices().size() / rank;
175
176 if (getCoordsAtGaussPts().size1() != data.getN().size1()) {
177 SETERRQ(PETSC_COMM_SELF, MOFEM_DATA_INCONSISTENCY,
178 "data inconsistency");
179 }
180 if (getCoordsAtGaussPts().size2() != 3) {
181 SETERRQ(PETSC_COMM_SELF, MOFEM_DATA_INCONSISTENCY,
182 "data inconsistency");
183 }
184
185 // integration
186 unsigned int nb_gauss_pts = data.getN().size1();
187 for (unsigned int gg = 0; gg != nb_gauss_pts; gg++) {
188
189 const double w = getVolume() * getGaussPts()(3, gg);
190 // intergartion point global positions for linear tetrahedral element
191 const double x = getCoordsAtGaussPts()(gg, 0);
192 const double y = getCoordsAtGaussPts()(gg, 1);
193 const double z = getCoordsAtGaussPts()(gg, 2);
194
195 std::vector<VectorDouble> fun_val;
196
197 fun_val = functionEvaluator(x, y, z);
198
199 if (fun_val.size() != vecF.size()) {
200 SETERRQ(PETSC_COMM_SELF, MOFEM_DATA_INCONSISTENCY,
201 "data inconsistency");
202 }
203
204 Nf.resize(fun_val.size());
205 for (unsigned int lhs = 0; lhs != fun_val.size(); lhs++) {
206
207 if (!gg) {
208 Nf[lhs].resize(data.getIndices().size());
209 Nf[lhs].clear();
210 }
211
212 if (fun_val[lhs].size() != rank) {
213 SETERRQ(PETSC_COMM_SELF, MOFEM_DATA_INCONSISTENCY,
214 "data inconsistency");
215 }
216
217 for (unsigned int rr = 0; rr != rank; rr++) {
218 cblas_daxpy(nb_row_dofs, w * (fun_val[lhs])[rr],
219 &data.getN()(gg, 0), 1, &(Nf[lhs])[rr], rank);
220 }
221 }
222 }
223
224 for (unsigned int lhs = 0; lhs != vecF.size(); lhs++) {
225
226 CHKERR VecSetValues(vecF[lhs], data.getIndices().size(),
227 &data.getIndices()[0], &(Nf[lhs])[0], ADD_VALUES);
228 }
229
231 }
MoFEMErrorCode VecSetValues(Vec V, const EntitiesFieldData::EntData &data, const double *ptr, InsertMode iora)
Assemble PETSc vector.
MatrixDouble & getCoordsAtGaussPts()
Gauss points and weight, matrix (nb. of points x 3)

Member Data Documentation

◆ A

template<typename FUNEVAL >
Mat FieldApproximationH1::OpApproxVolume< FUNEVAL >::A

Definition at line 35 of file FieldApproximation.hpp.

◆ functionEvaluator

template<typename FUNEVAL >
FUNEVAL& FieldApproximationH1::OpApproxVolume< FUNEVAL >::functionEvaluator

Definition at line 37 of file FieldApproximation.hpp.

◆ Nf

template<typename FUNEVAL >
std::vector<VectorDouble> FieldApproximationH1::OpApproxVolume< FUNEVAL >::Nf

Definition at line 48 of file FieldApproximation.hpp.

◆ NN

template<typename FUNEVAL >
MatrixDouble FieldApproximationH1::OpApproxVolume< FUNEVAL >::NN

Definition at line 46 of file FieldApproximation.hpp.

◆ transNN

template<typename FUNEVAL >
MatrixDouble FieldApproximationH1::OpApproxVolume< FUNEVAL >::transNN

Definition at line 47 of file FieldApproximation.hpp.

◆ vecF

template<typename FUNEVAL >
std::vector<Vec>& FieldApproximationH1::OpApproxVolume< FUNEVAL >::vecF

Definition at line 36 of file FieldApproximation.hpp.


The documentation for this struct was generated from the following file: