MoFEM::OpMixDivTimesUImpl< 3, FIELD_DIM, SPACE_DIM, GAUSS, OpBase, CoordSys > Struct Template Reference

#include <src/finite_elements/LinearFormsIntegratorsImpl.hpp>

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

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

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)

Protected Member Functions
MoFEMErrorCode	iNtegrate (EntitiesFieldData::EntData &data)

Protected Attributes
ScalarFun	betaConst
boost::shared_ptr< MatrixDouble >	matVals
FTensor::Index< 'i', FIELD_DIM >	i
FTensor::Index< 'j', SPACE_DIM >	j

Detailed Description

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

Definition at line 247 of file LinearFormsIntegratorsImpl.hpp.

Constructor & Destructor Documentation

OpMixDivTimesUImpl()

template<int FIELD_DIM, int SPACE_DIM, typename OpBase , CoordinateTypes CoordSys>

MoFEM::OpMixDivTimesUImpl< 3, FIELD_DIM, SPACE_DIM, GAUSS, OpBase, CoordSys >::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 249 of file LinearFormsIntegratorsImpl.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 , CoordinateTypes CoordSys>

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

protected

Definition at line 838 of file LinearFormsIntegratorsImpl.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_base = row_data.getFTensor1N<3>();
  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);
      if constexpr (CoordSys == CYLINDRICAL) {
        t_nf(i) += t_base(0) * (alpha / t_coords(0)) * t_u(i);
      }
      ++t_nf;
      ++t_diff_base;
      ++t_base;
    }
    for (; bb < nb_base_functions; ++bb) {
      ++t_diff_base;
      ++t_base;
    }
 
    ++t_u;
    ++t_w;
    ++t_coords;
  }
 
  MoFEMFunctionReturn(0);
}

Member Data Documentation

betaConst

template<int FIELD_DIM, int SPACE_DIM, typename OpBase , CoordinateTypes CoordSys>

ScalarFun MoFEM::OpMixDivTimesUImpl< 3, FIELD_DIM, SPACE_DIM, GAUSS, OpBase, CoordSys >::betaConst

protected

Definition at line 257 of file LinearFormsIntegratorsImpl.hpp.

i

template<int FIELD_DIM, int SPACE_DIM, typename OpBase , CoordinateTypes CoordSys>

FTensor::Index<'i', FIELD_DIM> MoFEM::OpMixDivTimesUImpl< 3, FIELD_DIM, SPACE_DIM, GAUSS, OpBase, CoordSys >::i

protected

Definition at line 259 of file LinearFormsIntegratorsImpl.hpp.

j

template<int FIELD_DIM, int SPACE_DIM, typename OpBase , CoordinateTypes CoordSys>

FTensor::Index<'j', SPACE_DIM> MoFEM::OpMixDivTimesUImpl< 3, FIELD_DIM, SPACE_DIM, GAUSS, OpBase, CoordSys >::j

protected

Definition at line 260 of file LinearFormsIntegratorsImpl.hpp.

matVals

template<int FIELD_DIM, int SPACE_DIM, typename OpBase , CoordinateTypes CoordSys>

boost::shared_ptr<MatrixDouble> MoFEM::OpMixDivTimesUImpl< 3, FIELD_DIM, SPACE_DIM, GAUSS, OpBase, CoordSys >::matVals

protected

Definition at line 258 of file LinearFormsIntegratorsImpl.hpp.

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

• src/finite_elements/LinearFormsIntegratorsImpl.hpp