#include <src/finite_elements/LinearFormsIntegrators.hpp>

Inheritance diagram for MoFEM::OpMixDivTimesUImpl< 3, FIELD_DIM, SPACE_DIM, GAUSS, OpBase >:

Collaboration diagram for MoFEM::OpMixDivTimesUImpl< 3, FIELD_DIM, SPACE_DIM, GAUSS, OpBase >:

Public Member Functions
	OpMixDivTimesUImpl (const std::string field_name, boost::shared_ptr< MatrixDouble > mat_vals, ScalarFun beta=[](double, double, double) { return 1;}, 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...

Protected Member Functions
MoFEMErrorCode	iNtegrate (EntitiesFieldData::EntData &data)
	Class dedicated to integrate 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)

Protected Attributes
ScalarFun	betaConst

boost::shared_ptr< MatrixDouble >	matVals

FTensor::Index< 'i', FIELD_DIM >	i

FTensor::Index< 'j', SPACE_DIM >	j

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

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< Range >	entsPtr
	Entities on which element is run. More...

Detailed Description

template<int FIELD_DIM, int SPACE_DIM, typename OpBase>
struct MoFEM::OpMixDivTimesUImpl< 3, FIELD_DIM, SPACE_DIM, GAUSS, OpBase >

Definition at line 246 of file LinearFormsIntegrators.hpp.

Constructor & Destructor Documentation

◆ OpMixDivTimesUImpl()

template<int FIELD_DIM, int SPACE_DIM, typename OpBase >

MoFEM::OpMixDivTimesUImpl< 3, FIELD_DIM, SPACE_DIM, GAUSS, OpBase >::OpMixDivTimesUImpl	(	const std::string	field_name,
		boost::shared_ptr< MatrixDouble >	mat_vals,
		ScalarFun	beta = `[](double, double, double) { return 1; }`,
		boost::shared_ptr< Range >	ents_ptr = `nullptr`
	)

inline

Definition at line 248 of file LinearFormsIntegrators.hpp.

                                                  { return 1; },
      boost::shared_ptr<Range> ents_ptr = nullptr)
      : OpBase(field_name, field_name, OpBase::OPROW, ents_ptr),
        matVals(mat_vals), betaConst(beta) {}

Member Function Documentation

◆ iNtegrate()

template<int FIELD_DIM, int SPACE_DIM, typename OpBase >

MoFEMErrorCode MoFEM::OpMixDivTimesUImpl< 3, FIELD_DIM, SPACE_DIM, GAUSS, OpBase >::iNtegrate ( EntitiesFieldData::EntData & data )

protectedvirtual

Class dedicated to integrate operator.

Parameters

data	entity data on element row

Returns: error code

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

Definition at line 911 of file LinearFormsIntegrators.hpp.

                                        {
  MoFEMFunctionBegin;
 
  const size_t nb_base_functions = row_data.getN().size2() / 3;
  auto t_w = this->getFTensor0IntegrationWeight();
  // get coordinate at integration points
  auto t_coords = OpBase::getFTensor1CoordsAtGaussPts();
  auto t_diff_base = row_data.getFTensor2DiffN<3, SPACE_DIM>();
  auto t_u = getFTensor1FromMat<FIELD_DIM>(*(matVals));
 
  for (size_t gg = 0; gg != OpBase::nbIntegrationPts; ++gg) {
 
    const double alpha = this->getMeasure() * t_w *
                         betaConst(t_coords(0), t_coords(1), t_coords(2));
    auto t_nf = OpBase::template getNf<FIELD_DIM>();
 
    size_t bb = 0;
    for (; bb != this->nbRows / FIELD_DIM; ++bb) {
      const double t_div_base = t_diff_base(j, j);
      t_nf(i) += alpha * t_div_base * t_u(i);
      ++t_nf;
      ++t_diff_base;
    }
    for (; bb < nb_base_functions; ++bb)
      ++t_diff_base;
 
    ++t_u;
    ++t_w;
    ++t_coords;
  }
 
  MoFEMFunctionReturn(0);
}