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

#include <src/finite_elements/BiLinearFormsIntegrators.hpp>

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

Public Member Functions

 OpGradGradImpl (const std::string row_field_name, const std::string col_field_name, ScalarFun beta=scalar_fun_one, boost::shared_ptr< Range > ents_ptr=nullptr)
 
- 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

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, typename OpBase>
struct MoFEM::OpGradGradImpl< 1, 1, SPACE_DIM, GAUSS, OpBase >

Definition at line 23 of file BiLinearFormsIntegrators.hpp.

Constructor & Destructor Documentation

◆ OpGradGradImpl()

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

Definition at line 25 of file BiLinearFormsIntegrators.hpp.

29 : OpBase(row_field_name, col_field_name, OpBase::OPROWCOL, ents_ptr),
30 betaCoeff(beta) {
31 if (row_field_name == col_field_name)
32 this->sYmm = true;
33 }
OpBaseImpl< PETSC, EdgeEleOp > OpBase
Definition: radiation.cpp:29

Member Function Documentation

◆ iNtegrate()

template<int SPACE_DIM, typename OpBase >
MoFEMErrorCode MoFEM::OpGradGradImpl< 1, 1, SPACE_DIM, 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 510 of file BiLinearFormsIntegrators.hpp.

512 {
514
515 // get element volume
516 const double vol = OpBase::getMeasure();
517 // get integration weights
518 auto t_w = OpBase::getFTensor0IntegrationWeight();
519 // get base function gradient on rows
520 auto t_row_grad = row_data.getFTensor1DiffN<SPACE_DIM>();
521 // get coordinate at integration points
522 auto t_coords = OpBase::getFTensor1CoordsAtGaussPts();
523
524 // loop over integration points
525 for (int gg = 0; gg != OpBase::nbIntegrationPts; gg++) {
526 const double beta = vol * betaCoeff(t_coords(0), t_coords(1), t_coords(2));
527 // take into account Jacobian
528 const double alpha = t_w * beta;
529 // loop over ros base functions
530 int rr = 0;
531 for (; rr != OpBase::nbRows; rr++) {
532 // get column base functions gradient at gauss point gg
533 auto t_col_grad = col_data.getFTensor1DiffN<SPACE_DIM>(gg, 0);
534 // loop over columns
535 for (int cc = 0; cc != OpBase::nbCols; cc++) {
536 // calculate element of local matrix
537 OpBase::locMat(rr, cc) += alpha * (t_row_grad(i) * t_col_grad(i));
538 ++t_col_grad; // move to another gradient of base function
539 // on column
540 }
541 ++t_row_grad; // move to another element of gradient of base
542 // function on row
543 }
544 for (; rr < OpBase::nbRowBaseFunctions; ++rr)
545 ++t_row_grad;
546
547 ++t_coords;
548 ++t_w; // move to another integration weight
549 }
551}
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
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, typename OpBase >
ScalarFun MoFEM::OpGradGradImpl< 1, 1, SPACE_DIM, GAUSS, OpBase >::betaCoeff
protected

Definition at line 36 of file BiLinearFormsIntegrators.hpp.

◆ i

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

summit Index

Definition at line 24 of file BiLinearFormsIntegrators.hpp.


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