OpURhs Struct Reference

Inheritance diagram for OpURhs:

Collaboration diagram for OpURhs:

Public Member Functions
	OpURhs (const std::string field_name, boost::shared_ptr< MatrixDouble > u_ptr, boost::shared_ptr< MatrixDouble > u_dot_ptr, boost::shared_ptr< MatrixDouble > grad_u_ptr, boost::shared_ptr< MatrixDouble > grad_h_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 >	uPtr
boost::shared_ptr< MatrixDouble >	uDotPtr
boost::shared_ptr< MatrixDouble >	uGradPtr
boost::shared_ptr< MatrixDouble >	hGradPtr

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
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 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

shallow_wave.cpp.

Definition at line 82 of file shallow_wave.cpp.

Constructor & Destructor Documentation

OpURhs()

OpURhs::OpURhs ( const std::string  field_name, boost::shared_ptr< MatrixDouble >  u_ptr, boost::shared_ptr< MatrixDouble >  u_dot_ptr, boost::shared_ptr< MatrixDouble >  grad_u_ptr, boost::shared_ptr< MatrixDouble >  grad_h_ptr  )

inline

Definition at line 84 of file shallow_wave.cpp.

      : AssemblyDomainEleOp(field_name, field_name, AssemblyDomainEleOp::OPROW),
        uPtr(u_ptr), uDotPtr(u_dot_ptr), uGradPtr(grad_u_ptr),
        hGradPtr(grad_h_ptr) {}

Member Function Documentation

iNtegrate()

MoFEMErrorCode OpURhs::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 >.

Definition at line 92 of file shallow_wave.cpp.

                                                               {
    MoFEMFunctionBegin;
 
    const double vol = getMeasure();
    auto t_w = getFTensor0IntegrationWeight();
    auto t_row_base = row_data.getFTensor0N();
    auto t_row_diff_base = row_data.getFTensor1DiffN<3>();
    auto t_dot_u = getFTensor1FromMat<3>(*uDotPtr);
    auto t_u = getFTensor1FromMat<3>(*uPtr);
    auto t_grad_u = getFTensor2FromMat<3, 3>(*uGradPtr);
    auto t_grad_h = getFTensor1FromMat<3>(*hGradPtr);
    auto t_coords = getFTensor1CoordsAtGaussPts();
    auto t_normal = getFTensor1NormalsAtGaussPts();
 
    for (int gg = 0; gg != nbIntegrationPts; gg++) {
 
      const double alpha = t_w * vol;
      auto t_nf = getFTensor1FromArray<3, 3>(locF);
 
      FTensor::Tensor1<double, 3> t_rhs;
      FTensor::Tensor2<double, 3, 3> t_rhs_grad;
 
      const auto a = std::sqrt(t_coords(i) * t_coords(i));
      const auto sin_fi = t_coords(2) / a;
      const auto f = 2 * omega * sin_fi;
 
      FTensor::Tensor1<double, 3> t_r;
      t_r(i) = t_normal(i);
      t_r.normalize();
 
      constexpr auto t_kd = FTensor::Kronecker_Delta<double>();
      FTensor::Tensor2<double, 3, 3> t_P, t_Q;
      t_P(i, j) = t_r(i) * t_r(j);
      t_Q(i, j) = t_kd(i, j) - t_P(i, j);
 
      FTensor::Tensor2<double, 3, 3> t_A;
      t_A(i, m) = levi_civita(i, j, m) * t_r(j);
 
      t_rhs(m) = t_Q(m, i) * (t_dot_u(i) + t_grad_u(i, j) * t_u(j) +
                              f * t_A(i, j) * t_u(j) + g * t_grad_h(i));
      t_rhs_grad(m, j) = t_Q(m, i) * (mu * t_grad_u(i, j));
 
      t_rhs(m) += t_P(m, j) * t_u(j);
 
      int rr = 0;
      for (; rr != nbRows / 3; ++rr) {
        t_nf(i) += alpha * t_row_base * t_rhs(i);
        t_nf(i) += alpha * t_row_diff_base(j) * t_rhs_grad(i, j);
        ++t_row_base;
        ++t_row_diff_base;
        ++t_nf;
      }
      for (; rr < nbRowBaseFunctions; ++rr) {
        ++t_row_base;
        ++t_row_diff_base;
      }
 
      ++t_w;
      ++t_u;
      ++t_dot_u;
      ++t_grad_u;
      ++t_grad_h;
      ++t_coords;
      ++t_normal;
    }
 
    MoFEMFunctionReturn(0);
  }

Member Data Documentation

hGradPtr

boost::shared_ptr<MatrixDouble> OpURhs::hGradPtr

private

Definition at line 165 of file shallow_wave.cpp.

uDotPtr

boost::shared_ptr<MatrixDouble> OpURhs::uDotPtr

private

Definition at line 163 of file shallow_wave.cpp.

uGradPtr

boost::shared_ptr<MatrixDouble> OpURhs::uGradPtr

private

Definition at line 164 of file shallow_wave.cpp.

uPtr

boost::shared_ptr<MatrixDouble> OpURhs::uPtr

private

Definition at line 162 of file shallow_wave.cpp.

---

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

• tutorials/vec-4/shallow_wave.cpp