Evaluate function values and gradients at Gauss Pts. More...

#include <users_modules/minimal_surface_equation/src/MinimalSurfaceElement.hpp>

Inheritance diagram for MinimalSurfaceEquation::MinimalSurfaceElement::OpGetDataAtGaussPts:

Collaboration diagram for MinimalSurfaceEquation::MinimalSurfaceElement::OpGetDataAtGaussPts:

Public Member Functions
	OpGetDataAtGaussPts (const string field_name, CommonData &common_data)

PetscErrorCode	doWork (int side, EntityType type, DataForcesAndSourcesCore::EntData &data)

Public Attributes
CommonData &	commonData

Detailed Description

Evaluate function values and gradients at Gauss Pts.

Examples: minimal_surface_area.cpp.

Definition at line 190 of file MinimalSurfaceElement.hpp.

Constructor & Destructor Documentation

◆ OpGetDataAtGaussPts()

MinimalSurfaceEquation::MinimalSurfaceElement::OpGetDataAtGaussPts::OpGetDataAtGaussPts	(	const string	field_name,
		CommonData &	common_data
	)

inline

Definition at line 193 of file MinimalSurfaceElement.hpp.

        : FaceElementForcesAndSourcesCore::UserDataOperator(
              field_name, UserDataOperator::OPCOL),
          commonData(common_data) {}

Member Function Documentation

◆ doWork()

PetscErrorCode MinimalSurfaceEquation::MinimalSurfaceElement::OpGetDataAtGaussPts::doWork	(	int	side,
		EntityType	type,
		DataForcesAndSourcesCore::EntData &	data
	)

inline

Definition at line 198 of file MinimalSurfaceElement.hpp.

                                                                 {
      MoFEMFunctionBegin;
 
      int nb_dofs = data.getFieldData().size();
      if (nb_dofs == 0) {
        MoFEMFunctionReturnHot(0);
      }
      int nb_gauss_pts = data.getN().size1();
 
      // Element loops over entities, it start from vertices
      if (type == MBVERTEX) {
        // Setting size of common data vectors
        commonData.gradU.resize(nb_gauss_pts, 2);
        commonData.gradU.clear();
      }
 
      for (int gg = 0; gg != nb_gauss_pts; gg++) {
        MatrixAdaptor grad_shape_fun = data.getDiffN(gg);
        ublas::matrix_row<MatrixDouble> grad_at_gauss_pt(commonData.gradU, gg);
        noalias(grad_at_gauss_pt) +=
            prod(trans(grad_shape_fun), data.getFieldData());
      }
 
      MoFEMFunctionReturn(0);
    }

Member Data Documentation

◆ commonData

CommonData& MinimalSurfaceEquation::MinimalSurfaceElement::OpGetDataAtGaussPts::commonData

Definition at line 192 of file MinimalSurfaceElement.hpp.

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

users_modules/minimal_surface_equation/src/MinimalSurfaceElement.hpp

Public Member Functions