Integrate source. More...

#include <src/finite_elements/LinearFormsIntegratorsImpl.hpp>

Inheritance diagram for MoFEM::OpSourceImpl< 1, 1, GAUSS, SourceFunctionSpecialization::S< OpBase > >:

Collaboration diagram for MoFEM::OpSourceImpl< 1, 1, GAUSS, SourceFunctionSpecialization::S< OpBase > >:

Public Member Functions
	OpSourceImpl (const std::string field_name, ScalarFun source_fun, boost::shared_ptr< Range > ents_ptr=nullptr)
	Construct a new Op Source Impl object. More...

	OpSourceImpl (const std::string field_name, TimeFun time_fun, ScalarFun source_fun, boost::shared_ptr< Range > ents_ptr=nullptr)
	Construct a new Op Source Impl object. More...

Protected Member Functions
MoFEMErrorCode	iNtegrate (EntitiesFieldData::EntData &data)

Protected Attributes
ScalarFun	sourceFun

Detailed Description

template<typename OpBase>
struct MoFEM::OpSourceImpl< 1, 1, GAUSS, SourceFunctionSpecialization::S< OpBase > >

Integrate source.

Template Parameters

OpBase

Definition at line 31 of file LinearFormsIntegratorsImpl.hpp.

Constructor & Destructor Documentation

◆ OpSourceImpl() [1/2]

template<typename OpBase >

MoFEM::OpSourceImpl< 1, 1, GAUSS, SourceFunctionSpecialization::S< OpBase > >::OpSourceImpl	(	const std::string	field_name,
		ScalarFun	source_fun,
		boost::shared_ptr< Range >	ents_ptr = `nullptr`
	)

inline

Construct a new Op Source Impl object.

Parameters

field_name
source_fun
ents_ptr

Definition at line 41 of file LinearFormsIntegratorsImpl.hpp.

43 : OpBase(field_name, field_name, OpBase::OPROW, ents_ptr),

44 sourceFun(source_fun) {}

◆ OpSourceImpl() [2/2]

template<typename OpBase >

MoFEM::OpSourceImpl< 1, 1, GAUSS, SourceFunctionSpecialization::S< OpBase > >::OpSourceImpl	(	const std::string	field_name,
		TimeFun	time_fun,
		ScalarFun	source_fun,
		boost::shared_ptr< Range >	ents_ptr = `nullptr`
	)

inline

Construct a new Op Source Impl object.

Parameters

field_name
time_fun
source_fun
ents_ptr

Definition at line 54 of file LinearFormsIntegratorsImpl.hpp.

57 : OpBase(field_name, field_name, OpBase::OPROW, time_fun, ents_ptr),

58 sourceFun(source_fun) {}

Member Function Documentation

◆ iNtegrate()

template<typename OpBase >

MoFEMErrorCode MoFEM::OpSourceImpl< 1, 1, GAUSS, SourceFunctionSpecialization::S< OpBase > >::iNtegrate ( EntitiesFieldData::EntData & data )

protected

Definition at line 492 of file LinearFormsIntegratorsImpl.hpp.

                                         {
   MoFEMFunctionBegin;
  
   // get element volume
   const double vol = OpBase::getMeasure();
   // get integration weights
   auto t_w = OpBase::getFTensor0IntegrationWeight();
   // get base function gradient on rows
   auto t_row_base = row_data.getFTensor0N();
   // get coordinate at integration points
   auto t_coords = OpBase::getFTensor1CoordsAtGaussPts();
   // loop over integration points
   for (int gg = 0; gg != OpBase::nbIntegrationPts; gg++) {
     // take into account Jacobian
     const double alpha =
         t_w * vol * sourceFun(t_coords(0), t_coords(1), t_coords(2));
     // loop over rows base functions
     int rr = 0;
     for (; rr != OpBase::nbRows; ++rr) {
       OpBase::locF[rr] += alpha * t_row_base;
       ++t_row_base;
     }
     for (; rr < OpBase::nbRowBaseFunctions; ++rr)
       ++t_row_base;
     ++t_coords;
     ++t_w; // move to another integration weight
   }
   MoFEMFunctionReturn(0);
 }