PoissonExample::OpRes_g Struct Reference

#include <users_modules/basic_finite_elements/poisson/src/PoissonOperators.hpp>

Inheritance diagram for PoissonExample::OpRes_g:

Collaboration diagram for PoissonExample::OpRes_g:

Public Member Functions
	OpRes_g (FVal f_value, boost::shared_ptr< VectorDouble > &field_vals)
Public Member Functions inherited from PoissonExample::Op_g
	Op_g (FVal f_value, const string field_name="L", const double beta=1)
Public Member Functions inherited from PoissonExample::OpBaseRhs< FaceElementForcesAndSourcesCore::UserDataOperator >
	OpBaseRhs (const std::string field_name)
MoFEMErrorCode	doWork (int row_side, EntityType row_type, DataForcesAndSourcesCore::EntData &row_data)
	This function is called by finite element. More...

Protected Member Functions
MoFEMErrorCode	iNtegrate (DataForcesAndSourcesCore::EntData &data)
	Integrate local constrains vector. More...
Protected Member Functions inherited from PoissonExample::Op_g
MoFEMErrorCode	aSsemble (DataForcesAndSourcesCore::EntData &data)
	assemble constrains vectors More...

Protected Attributes
boost::shared_ptr< VectorDouble >	fieldVals
Protected Attributes inherited from PoissonExample::Op_g
FTensor::Number< 0 >	NX
	x-direction index More...
FTensor::Number< 1 >	NY
	y-direction index More...
FTensor::Number< 2 >	NZ
	z-direction index More...
FVal	fValue
	Function pointer evaluating values of "U" at the boundary. More...
VectorDouble	locVec
const double	bEta
Protected Attributes inherited from PoissonExample::OpBaseRhs< FaceElementForcesAndSourcesCore::UserDataOperator >
int	nbRows
	< error code More...
int	nbIntegrationPts
	number of integration points More...

Additional Inherited Members
Public Types inherited from PoissonExample::Op_g
typedef boost::function< double(const double, const double, const double)>	FVal

Detailed Description

Definition at line 739 of file PoissonOperators.hpp.

Constructor & Destructor Documentation

OpRes_g()

PoissonExample::OpRes_g::OpRes_g	(	FVal	f_value,
		boost::shared_ptr< VectorDouble > &	field_vals
	)

Examples

PoissonOperators.hpp.

Definition at line 741 of file PoissonOperators.hpp.

      : Op_g(f_value, "L", 1), fieldVals(field_vals) {}

Member Function Documentation

iNtegrate()

MoFEMErrorCode PoissonExample::OpRes_g::iNtegrate ( DataForcesAndSourcesCore::EntData &  data )

protectedvirtual

Integrate local constrains vector.

Reimplemented from PoissonExample::Op_g.

Examples

PoissonOperators.hpp.

Definition at line 750 of file PoissonOperators.hpp.

                                                                  {
    MoFEMFunctionBegin;
    // set size to local vector
    locVec.resize(nbRows, false);
    // clear local vector
    locVec.clear();
    // get face area
    const double area = getArea() * bEta;
    // get integration weight
    auto t_w = getFTensor0IntegrationWeight();
    // get base function
    auto t_l = data.getFTensor0N();
    // get solution at integration point
    auto t_u = getFTensor0FromVec(*fieldVals);
    // get coordinates at integration point
    auto t_coords = getFTensor1CoordsAtGaussPts();
    // make loop over integration points
    for (int gg = 0; gg != nbIntegrationPts; gg++) {
      // evaluate function on boundary and scale it by area and integration
      // weight
      double alpha = area * t_w;
      // get element of vector
      FTensor::Tensor0<FTensor::PackPtr<double *, 1>> t_a(
          &*locVec.data().begin());
      for (int rr = 0; rr != nbRows; rr++) {
        t_a += alpha * t_l *
               (t_u - fValue(t_coords(NX), t_coords(NY), t_coords(NZ)));
        ++t_a;
        ++t_l;
      }
      ++t_w;
      ++t_u;
      ++t_coords;
    }
    MoFEMFunctionReturn(0);
  }

Member Data Documentation

fieldVals

boost::shared_ptr<VectorDouble> PoissonExample::OpRes_g::fieldVals

protected

Examples

PoissonOperators.hpp.

Definition at line 745 of file PoissonOperators.hpp.

---

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

• users_modules/basic_finite_elements/poisson/src/PoissonOperators.hpp