Example::OpRadiationLhs Struct Reference

Inheritance diagram for Example::OpRadiationLhs:

Collaboration diagram for Example::OpRadiationLhs:

Public Member Functions
	OpRadiationLhs (boost::shared_ptr< VectorDouble > &approx_vals)
MoFEMErrorCode	iNtegrate (EntData &row_data, EntData &col_data)
	[Radiation Lhs]
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)
	Constructor for base operator implementation.
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.
MoFEMErrorCode	doWork (int row_side, EntityType row_type, EntData &row_data)
	Do calculations for the right hand side.

Private Attributes
boost::shared_ptr< VectorDouble >	approxVals

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
FEFun	feScalingFun
	assumes that time variable is set
boost::shared_ptr< Range >	entsPtr
	Entities on which element is run.
Static Public Attributes inherited from MoFEM::OpBaseImpl< A, EleOp >
static MatSetValuesHook	matSetValuesHook
Protected Member Functions inherited from MoFEM::OpBaseImpl< A, EleOp >
template<int DIM>
FTensor::Tensor1< FTensor::PackPtr< double *, DIM >, DIM >	getNf ()
	Get local vector tensor for assembly.
template<int DIM>
FTensor::Tensor2< FTensor::PackPtr< double *, DIM >, DIM, DIM >	getLocMat (const int rr)
	Get local matrix tensor for assembly.
virtual MoFEMErrorCode	aSsemble (EntData &row_data, EntData &col_data, const bool trans)
	Assemble local matrix into global matrix.
virtual MoFEMErrorCode	iNtegrate (EntData &data)
	Class dedicated to integrate operator.
virtual MoFEMErrorCode	aSsemble (EntData &data)
	Assemble local vector into global vector.
virtual size_t	getNbOfBaseFunctions (EntitiesFieldData::EntData &data)
	Get number of base functions.
Protected Attributes inherited from MoFEM::OpBaseImpl< A, EleOp >
int	nbRows
	number of dofs on rows
int	nbCols
	number if dof on column
int	nbIntegrationPts
	number of integration points
int	nbRowBaseFunctions
	number or row base functions
int	rowSide
	row side number
int	colSide
	column side number
EntityType	rowType
	row type
EntityType	colType
	column type
bool	assembleTranspose
bool	onlyTranspose
MatrixDouble	locMat
	local entity block matrix
MatrixDouble	locMatTranspose
	local entity block matrix
VectorDouble	locF
	local entity vector

Detailed Description

Definition at line 65 of file radiation.cpp.

Constructor & Destructor Documentation

OpRadiationLhs()

Example::OpRadiationLhs::OpRadiationLhs ( boost::shared_ptr< VectorDouble > &  approx_vals )

inline

Definition at line 71 of file radiation.cpp.

        : OpBase("T", "T", OpBase::OPROWCOL), approxVals(approx_vals) {
      this->sYmm = false;
    }

Member Function Documentation

iNtegrate()

MoFEMErrorCode Example::OpRadiationLhs::iNtegrate ( EntData &  row_data, EntData &  col_data  )

virtual

[Radiation Lhs]

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

Examples

mofem/tutorials/scl-8/radiation.cpp.

Definition at line 369 of file radiation.cpp.

                                                                     {
  MoFEMFunctionBegin;
  // get element volume
  const double vol = this->getMeasure();
  // get integration weights
  auto t_w = getFTensor0IntegrationWeight();
  // get base function gradient on rows
  auto t_row_base = row_data.getFTensor0N();
  // gat temperature at integration points
  auto t_val = getFTensor0FromVec(*(approxVals));
  // get coordinate at integration points
  auto t_coords = getFTensor1CoordsAtGaussPts();
 
  // loop over integration points
  for (int gg = 0; gg != nbIntegrationPts; gg++) {
 
    // Cylinder radius
    const double r_cylinder = t_coords(0);
 
    // take into account Jacobean
    const double alpha = t_w * vol * Beta * (2 * M_PI * r_cylinder);
    // loop over rows base functions
    for (int rr = 0; rr != nbRows; ++rr) {
      auto t_col_base = col_data.getFTensor0N(gg, 0);
      // loop over columns
      for (int cc = 0; cc != nbCols; cc++) {
        if (std::abs(t_coords(0)) > std::numeric_limits<double>::epsilon()) {
          locMat(rr, cc) += alpha * t_row_base * t_col_base * 4 *
                            std::pow(static_cast<double>(t_val), 3);
        }
        ++t_col_base;
      }
      ++t_row_base;
    }
 
    ++t_val;
    ++t_coords;
    ++t_w; // move to another integration weight
  }
  MoFEMFunctionReturn(0);
}

Member Data Documentation

approxVals

boost::shared_ptr<VectorDouble> Example::OpRadiationLhs::approxVals

private

Examples

mofem/tutorials/scl-8/radiation.cpp.

Definition at line 68 of file radiation.cpp.

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

• tutorials/scl-8/radiation.cpp