#include <src/finite_elements/LinearFormsIntegrators.hpp>

Inheritance diagram for MoFEM::OpNormalMixVecTimesVectorFieldImpl< SPACE_DIM, GAUSS, OpBase >:

Collaboration diagram for MoFEM::OpNormalMixVecTimesVectorFieldImpl< SPACE_DIM, GAUSS, OpBase >:

Public Member Functions
	OpNormalMixVecTimesVectorFieldImpl (const std::string field_name, boost::shared_ptr< MatrixDouble > u_ptr, ScalarFun beta_coeff=[](double, double, double) constexpr { 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	aSsemble (EntData &data)

virtual size_t	getNbOfBaseFunctions (EntitiesFieldData::EntData &data)
	Get number of base functions. More...

Protected Attributes
boost::shared_ptr< MatrixDouble >	uPtr

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)>

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...

Static Public Attributes inherited from MoFEM::OpBaseImpl< A, EleOp >
static MatSetValuesHook	matSetValuesHook

Detailed Description

template<int SPACE_DIM, typename OpBase>
struct MoFEM::OpNormalMixVecTimesVectorFieldImpl< SPACE_DIM, GAUSS, OpBase >

Definition at line 438 of file LinearFormsIntegrators.hpp.

Constructor & Destructor Documentation

◆ OpNormalMixVecTimesVectorFieldImpl()

template<int SPACE_DIM, typename OpBase >

MoFEM::OpNormalMixVecTimesVectorFieldImpl< SPACE_DIM, GAUSS, OpBase >::OpNormalMixVecTimesVectorFieldImpl	(	const std::string	field_name,
		boost::shared_ptr< MatrixDouble >	u_ptr,
		ScalarFun	beta_coeff = `[](double, double, double) constexpr { return 1; }`,
		boost::shared_ptr< Range >	ents_ptr = `nullptr`
	)

inline

Definition at line 440 of file LinearFormsIntegrators.hpp.

                                                                   { return 1; },
       boost::shared_ptr<Range> ents_ptr = nullptr)
       : OpBase(field_name, field_name, OpBase::OPROW, ents_ptr), uPtr(u_ptr),
         betaCoeff(beta_coeff) {}

Member Function Documentation

◆ iNtegrate()

template<int SPACE_DIM, typename OpBase >

MoFEMErrorCode MoFEM::OpNormalMixVecTimesVectorFieldImpl< 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 1278 of file LinearFormsIntegrators.hpp.

                                         {
   MoFEMFunctionBegin;
   FTensor::Index<'i', 3> i;
   FTensor::Index<'J', SPACE_DIM> J;
  
   const size_t nb_base_functions = row_data.getN().size2() / 3;
   // get element volume
   // get integration weights
   auto t_w = OpBase::getFTensor0IntegrationWeight();
   // get base function gradient on rows
   auto t_row_base = row_data.getFTensor1N<3>();
   // get coordinate at integration points
   auto t_coords = OpBase::getFTensor1CoordsAtGaussPts();
   // get normal
   auto t_normal = OpBase::getFTensor1NormalsAtGaussPts();
   // get field
   auto t_u = getFTensor1FromMat<SPACE_DIM>(*uPtr);
   // loop over integration points
   auto a = OpBase::getMeasure();
   for (int gg = 0; gg != OpBase::nbIntegrationPts; gg++) {
     // take into account Jacobian
     auto l2 = std::sqrt(t_normal(i) * t_normal(i));
     const double alpha =
         t_w * betaCoeff(t_coords(0), t_coords(1), t_coords(2)) * (a / l2);
     // get rhs vector
     auto t_nf = OpBase::template getNf<SPACE_DIM>();
     // loop over rows base functions
     int rr = 0;
     for (; rr != OpBase::nbRows / SPACE_DIM; ++rr) {
       t_nf(J) += alpha * (t_row_base(i) * t_normal(i)) * t_u(J);
       ++t_row_base;
       ++t_nf;
     }
     for (; rr < nb_base_functions; ++rr)
       ++t_row_base;
     ++t_coords;
     ++t_w; // move to another integration weight
     ++t_normal;
     ++t_u;
   }
   MoFEMFunctionReturn(0);
 }