OpRhs Struct Reference

Inheritance diagram for OpRhs:

Collaboration diagram for OpRhs:

Public Member Functions
	OpRhs (const std::string field_name, boost::shared_ptr< MatrixDouble > x_ptr, boost::shared_ptr< MatrixDouble > dot_x_ptr)
MoFEMErrorCode	iNtegrate (EntitiesFieldData::EntData &row_data)
	Class dedicated to integrate operator. More...
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...

Private Attributes
boost::shared_ptr< MatrixDouble >	xPtr
boost::shared_ptr< MatrixDouble >	xDotPtr

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...
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 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...

Detailed Description

Examples

approx_sphere.cpp, and heat_method.cpp.

Definition at line 68 of file approx_sphere.cpp.

Constructor & Destructor Documentation

OpRhs()

OpRhs::OpRhs ( const std::string  field_name, boost::shared_ptr< MatrixDouble >  x_ptr, boost::shared_ptr< MatrixDouble >  dot_x_ptr  )

inline

Definition at line 70 of file approx_sphere.cpp.

      : AssemblyDomainEleOp(field_name, field_name, AssemblyDomainEleOp::OPROW),
        xPtr(x_ptr), xDotPtr(dot_x_ptr) {}

Member Function Documentation

iNtegrate()

MoFEMErrorCode OpRhs::iNtegrate ( EntitiesFieldData::EntData &  data )

inlinevirtual

Class dedicated to integrate operator.

Parameters

data	entity data on element row

Returns

error code

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

Examples

approx_sphere.cpp.

Definition at line 75 of file approx_sphere.cpp.

                                                               {
    MoFEMFunctionBegin;
 
    auto t_w = getFTensor0IntegrationWeight();
    auto t_row_base = row_data.getFTensor0N();
 
    auto t_x0 = getFTensor1CoordsAtGaussPts();
    auto t_x = getFTensor1FromMat<3>(*xPtr);
    auto t_dot_x = getFTensor1FromMat<3>(*xDotPtr);
    auto t_normal = getFTensor1NormalsAtGaussPts();
 
    constexpr auto t_kd = FTensor::Kronecker_Delta<double>();
 
    for (int gg = 0; gg != nbIntegrationPts; gg++) {
 
      constexpr auto t_kd = FTensor::Kronecker_Delta<double>();
      FTensor::Tensor1<double, 3> t_n{t_x0(0), t_x0(1), t_x0(2)};
      t_n.normalize();
      FTensor::Tensor2<double, 3, 3> t_P, t_Q;
      t_P(i, j) = t_n(i) * t_n(j);
      t_Q(i, j) = t_kd(i, j) - t_P(i, j);
 
      auto t_J_res = res_J_dx(t_x(0), t_x(1), t_x(2));
 
      const double alpha = t_w;
      auto t_nf = getFTensor1FromArray<3, 3>(locF);
      double l = std::sqrt(t_normal(i) * t_normal(i));
 
      FTensor::Tensor1<double, 3> t_res;
      t_res(i) =
          alpha * l * ((t_P(i, k) * t_J_res(k) + t_Q(i, k) * t_dot_x(k)));
 
      int rr = 0;
      for (; rr != nbRows / 3; ++rr) {
 
        t_nf(j) += t_row_base * t_res(j);
 
        ++t_row_base;
        ++t_nf;
      }
      for (; rr < nbRowBaseFunctions; ++rr) {
        ++t_row_base;
      }
 
      ++t_w;
      ++t_x;
      ++t_dot_x;
      ++t_x0;
      ++t_normal;
    }
 
    MoFEMFunctionReturn(0);
  }

Member Data Documentation

xDotPtr

boost::shared_ptr<MatrixDouble> OpRhs::xDotPtr

private

Examples

approx_sphere.cpp.

Definition at line 131 of file approx_sphere.cpp.

xPtr

boost::shared_ptr<MatrixDouble> OpRhs::xPtr

private

Examples

approx_sphere.cpp.

Definition at line 130 of file approx_sphere.cpp.

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

• users_modules/tutorials/vec-4/approx_sphere.cpp