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Public Member Functions | Public Attributes | Protected Member Functions | Protected Attributes | List of all members
MoFEM::OpGradSymTensorGradImpl< 1, SPACE_DIM, SPACE_DIM, S, GAUSS, OpBase > Struct Template Reference

#include <src/finite_elements/BiLinearFormsIntegrators.hpp>

Inheritance diagram for MoFEM::OpGradSymTensorGradImpl< 1, SPACE_DIM, SPACE_DIM, S, GAUSS, OpBase >:
[legend]
Collaboration diagram for MoFEM::OpGradSymTensorGradImpl< 1, SPACE_DIM, SPACE_DIM, S, GAUSS, OpBase >:
[legend]

Public Member Functions

 OpGradSymTensorGradImpl (const std::string row_field_name, const std::string col_field_name, boost::shared_ptr< MatrixDouble > mat_D, boost::shared_ptr< Range > ents_ptr=nullptr, ScalarFun beta=scalar_fun_one)
 
- Public Member Functions inherited from MoFEM::OpBaseImpl< A, EleOp >
 OpBaseImpl (const std::string row_field_name, const std::string col_field_name, const OpType type, boost::shared_ptr< Range > ents_ptr=nullptr)
 
MoFEMErrorCode doWork (int row_side, int col_side, EntityType row_type, EntityType col_type, EntData &row_data, EntData &col_data)
 Do calculations for the left hand side. More...
 
MoFEMErrorCode doWork (int row_side, EntityType row_type, EntData &row_data)
 Do calculations for the right hand side. More...
 

Public Attributes

FTensor::Index< 'i', SPACE_DIMi
 summit Index More...
 
- Public Attributes inherited from MoFEM::OpBaseImpl< A, EleOp >
TimeFun timeScalingFun
 assumes that time variable is set More...
 
FEFun feScalingFun
 assumes that time variable is set More...
 
boost::shared_ptr< RangeentsPtr
 Entities on which element is run. More...
 

Protected Member Functions

MoFEMErrorCode iNtegrate (EntitiesFieldData::EntData &row_data, EntitiesFieldData::EntData &col_data)
 Integrate grad-grad operator. More...
 
- Protected Member Functions inherited from MoFEM::OpBaseImpl< A, EleOp >
template<int DIM>
FTensor::Tensor1< FTensor::PackPtr< double *, DIM >, DIM > getNf ()
 
template<int DIM>
FTensor::Tensor2< FTensor::PackPtr< double *, DIM >, DIM, DIM > getLocMat (const int rr)
 
virtual MoFEMErrorCode iNtegrate (EntData &row_data, EntData &col_data)
 Integrate grad-grad operator. More...
 
virtual MoFEMErrorCode aSsemble (EntData &row_data, EntData &col_data, const bool trans)
 
virtual MoFEMErrorCode iNtegrate (EntData &data)
 Class dedicated to integrate operator. More...
 
virtual MoFEMErrorCode aSsemble (EntData &data)
 
virtual size_t getNbOfBaseFunctions (EntitiesFieldData::EntData &data)
 Get number of base functions. More...
 

Protected Attributes

boost::shared_ptr< MatrixDoublematD
 
ScalarFun betaCoeff
 
- Protected Attributes inherited from MoFEM::OpBaseImpl< A, EleOp >
int nbRows
 number of dofs on rows More...
 
int nbCols
 number if dof on column More...
 
int nbIntegrationPts
 number of integration points More...
 
int nbRowBaseFunctions
 number or row base functions More...
 
int rowSide
 row side number More...
 
int colSide
 column side number More...
 
EntityType rowType
 row type More...
 
EntityType colType
 column type More...
 
bool assembleTranspose
 
bool onlyTranspose
 
MatrixDouble locMat
 local entity block matrix More...
 
MatrixDouble locMatTranspose
 local entity block matrix More...
 
VectorDouble locF
 local entity vector More...
 

Additional Inherited Members

- Public Types inherited from MoFEM::OpBaseImpl< A, EleOp >
using OpType = typename EleOp::OpType
 
using EntData = EntitiesFieldData::EntData
 
using MatSetValuesHook = boost::function< MoFEMErrorCode(ForcesAndSourcesCore::UserDataOperator *op_ptr, const EntitiesFieldData::EntData &row_data, const EntitiesFieldData::EntData &col_data, MatrixDouble &m)>
 
- Static Public Attributes inherited from MoFEM::OpBaseImpl< A, EleOp >
static MatSetValuesHook matSetValuesHook
 

Detailed Description

template<int SPACE_DIM, int S, typename OpBase>
struct MoFEM::OpGradSymTensorGradImpl< 1, SPACE_DIM, SPACE_DIM, S, GAUSS, OpBase >

Definition at line 150 of file BiLinearFormsIntegrators.hpp.

Constructor & Destructor Documentation

◆ OpGradSymTensorGradImpl()

template<int SPACE_DIM, int S, typename OpBase >
MoFEM::OpGradSymTensorGradImpl< 1, SPACE_DIM, SPACE_DIM, S, GAUSS, OpBase >::OpGradSymTensorGradImpl ( const std::string  row_field_name,
const std::string  col_field_name,
boost::shared_ptr< MatrixDouble mat_D,
boost::shared_ptr< Range ents_ptr = nullptr,
ScalarFun  beta = scalar_fun_one 
)
inline

Definition at line 153 of file BiLinearFormsIntegrators.hpp.

158 : OpBase(row_field_name, col_field_name, OpBase::OPROWCOL, ents_ptr),
159 matD(mat_D), betaCoeff(beta) {
160 if (row_field_name == col_field_name)
161 this->sYmm = true;
162 }
OpBaseImpl< PETSC, EdgeEleOp > OpBase
Definition: radiation.cpp:29

Member Function Documentation

◆ iNtegrate()

template<int SPACE_DIM, int S, typename OpBase >
MoFEMErrorCode MoFEM::OpGradSymTensorGradImpl< 1, SPACE_DIM, SPACE_DIM, S, GAUSS, OpBase >::iNtegrate ( EntitiesFieldData::EntData row_data,
EntitiesFieldData::EntData col_data 
)
protectedvirtual

Integrate grad-grad operator.

Parameters
row_datarow data (consist base functions on row entity)
col_datacolumn data (consist base functions on column entity)
Returns
error code

Reimplemented from MoFEM::OpBaseImpl< A, EleOp >.

Definition at line 882 of file BiLinearFormsIntegrators.hpp.

884 {
886
887 const size_t nb_row_dofs = row_data.getIndices().size();
888 const size_t nb_col_dofs = col_data.getIndices().size();
889
890 if (nb_row_dofs && nb_col_dofs) {
891
892 const bool diag = (row_data.getFieldEntities()[0]->getLocalUniqueId() ==
893 col_data.getFieldEntities()[0]->getLocalUniqueId());
894
899
900 // get element volume
901 double vol = OpBase::getMeasure();
902
903 // get intergrayion weights
904 auto t_w = OpBase::getFTensor0IntegrationWeight();
905
906 // get derivatives of base functions on rows
907 auto t_row_diff_base = row_data.getFTensor1DiffN<SPACE_DIM>();
908
909 // Elastic stiffness tensor (4th rank tensor with minor and major
910 // symmetry)
911 auto t_D = getFTensor4DdgFromMat<SPACE_DIM, SPACE_DIM, S>(*matD);
912
913 // get coordinate at integration points
914 auto t_coords = OpBase::getFTensor1CoordsAtGaussPts();
915
916 // iterate over integration points
917 for (int gg = 0; gg != OpBase::nbIntegrationPts; ++gg) {
918
919 // calculate scalar weight times element volume
920 double a = t_w * vol * betaCoeff(t_coords(0), t_coords(1), t_coords(2));
921
922 // iterate over row base functions
923 int rr = 0;
924 for (; rr != OpBase::nbRows / SPACE_DIM; ++rr) {
925
926 // get sub matrix for the row
927 auto t_m = OpBase::template getLocMat<SPACE_DIM>(SPACE_DIM * rr);
928
930 // I mix up the indices here so that it behaves like a
931 // Dg. That way I don't have to have a separate wrapper
932 // class Christof_Expr, which simplifies things.
933 t_rowD(l, j, k) = t_D(i, j, k, l) * (a * t_row_diff_base(i));
934
935 // get derivatives of base functions for columns
936 auto t_col_diff_base = col_data.getFTensor1DiffN<SPACE_DIM>(gg, 0);
937
938 // iterate column base functions
939 const auto nb_cols = (diag) ? rr : OpBase::nbCols / SPACE_DIM - 1;
940 for (int cc = 0; cc <= nb_cols; ++cc) {
941
942 // integrate block local stiffens matrix
943 t_m(i, j) += t_rowD(i, j, k) * t_col_diff_base(k);
944
945 // move to next column base function
946 ++t_col_diff_base;
947
948 // move to next block of local stiffens matrix
949 ++t_m;
950 }
951
952 // move to next row base function
953 ++t_row_diff_base;
954 }
955
956 for (; rr < OpBase::nbRowBaseFunctions; ++rr)
957 ++t_row_diff_base;
958
959 // move to next integration weight
960 ++t_w;
961 ++t_D;
962 ++t_coords;
963 }
964
965 // Copy symmetry
966 if (diag) {
967 for (int rr = 0; rr != OpBase::nbRows / SPACE_DIM - 1; ++rr) {
968 auto t_m_rr = getFTensor2FromArray<SPACE_DIM, SPACE_DIM, SPACE_DIM>(
969 this->locMat, SPACE_DIM * rr, SPACE_DIM * (rr + 1));
970 auto t_m_cc = getFTensor2FromArray<SPACE_DIM, SPACE_DIM>(
971 this->locMat, SPACE_DIM * (rr + 1), SPACE_DIM * rr,
973 for (int cc = rr + 1; cc < OpBase::nbCols / SPACE_DIM; ++cc) {
974 t_m_rr(i, j) = t_m_cc(j, i);
975 ++t_m_rr;
976 ++t_m_cc;
977 }
978 }
979 }
980 }
981
983}
constexpr double a
constexpr int SPACE_DIM
#define MoFEMFunctionBegin
First executable line of each MoFEM function, used for error handling. Final line of MoFEM functions ...
Definition: definitions.h:346
#define MoFEMFunctionReturn(a)
Last executable line of each PETSc function used for error handling. Replaces return()
Definition: definitions.h:416
FTensor::Index< 'l', 3 > l
FTensor::Index< 'j', 3 > j
FTensor::Index< 'k', 3 > k
int nbRows
number of dofs on rows
int nbIntegrationPts
number of integration points
MatrixDouble locMat
local entity block matrix
int nbCols
number if dof on column
int nbRowBaseFunctions
number or row base functions

Member Data Documentation

◆ betaCoeff

template<int SPACE_DIM, int S, typename OpBase >
ScalarFun MoFEM::OpGradSymTensorGradImpl< 1, SPACE_DIM, SPACE_DIM, S, GAUSS, OpBase >::betaCoeff
protected

Definition at line 166 of file BiLinearFormsIntegrators.hpp.

◆ i

template<int SPACE_DIM, int S, typename OpBase >
FTensor::Index<'i', SPACE_DIM> MoFEM::OpGradSymTensorGradImpl< 1, SPACE_DIM, SPACE_DIM, S, GAUSS, OpBase >::i

summit Index

Definition at line 152 of file BiLinearFormsIntegrators.hpp.

◆ matD

template<int SPACE_DIM, int S, typename OpBase >
boost::shared_ptr<MatrixDouble> MoFEM::OpGradSymTensorGradImpl< 1, SPACE_DIM, SPACE_DIM, S, GAUSS, OpBase >::matD
protected

Definition at line 165 of file BiLinearFormsIntegrators.hpp.


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