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