approximaton.cpp File Reference

#include <MoFEM.hpp>
#include <BasicFiniteElements.hpp>

Go to the source code of this file.

Classes
struct	ElementsAndOps< DIM >
struct	ElementsAndOps< 2 >
struct	ElementsAndOps< 3 >
struct	ApproxFieldFunction< FIELD_DIM >
struct	ApproxFieldFunction< 1 >
	third order polynomial used for testing More...
struct	Example
	[Example] More...
struct	Example::CommonData
	[Example] More...
struct	Example::OpError< FIELD_DIM >
struct	Example::OpError< 1 >

Typedefs
using	DomainEle = ElementsAndOps< SPACE_DIM >::DomainEle
using	DomainEleOp = DomainEle::UserDataOperator
using	EntData = EntitiesFieldData::EntData
using	PostProcEle = PostProcBrokenMeshInMoab< DomainEle >
using	OpDomainMass = FormsIntegrators< DomainEleOp >::Assembly< PETSC >::BiLinearForm< GAUSS >::OpMass< 1, FIELD_DIM >
using	OpDomainSource = FormsIntegrators< DomainEleOp >::Assembly< PETSC >::LinearForm< GAUSS >::OpSource< 1, FIELD_DIM >

Functions
int	main (int argc, char *argv[])
	[Check results] More...

Variables
static char	help [] = "...\n\n"
constexpr char	FIELD_NAME [] = "U"
constexpr int	FIELD_DIM = 1
constexpr int	SPACE_DIM = 2

Typedef Documentation

DomainEle

using DomainEle = ElementsAndOps<SPACE_DIM>::DomainEle

Definition at line 32 of file approximaton.cpp.

DomainEleOp

using DomainEleOp = DomainEle::UserDataOperator

Definition at line 33 of file approximaton.cpp.

EntData

using EntData = EntitiesFieldData::EntData

Definition at line 34 of file approximaton.cpp.

OpDomainMass

using OpDomainMass = FormsIntegrators<DomainEleOp>::Assembly< PETSC>::BiLinearForm<GAUSS>::OpMass<1, FIELD_DIM>

Definition at line 47 of file approximaton.cpp.

OpDomainSource

using OpDomainSource = FormsIntegrators<DomainEleOp>::Assembly< PETSC>::LinearForm<GAUSS>::OpSource<1, FIELD_DIM>

Definition at line 49 of file approximaton.cpp.

PostProcEle

using PostProcEle = PostProcBrokenMeshInMoab<DomainEle>

Definition at line 36 of file approximaton.cpp.

Function Documentation

main()

int main	(	int	argc,
		char *	argv[]
	)

[Check results]

[Register MoFEM discrete manager in PETSc]

[Register MoFEM discrete manager in PETSc

[Create MoAB]

< mesh database

< mesh database interface

[Create MoAB]

[Create MoFEM]

< finite element database

< finite element database insterface

[Create MoFEM]

[Example]

[Example]

Definition at line 305 of file approximaton.cpp.

                                 {
 
  // Initialisation of MoFEM/PETSc and MOAB data structures
  const char param_file[] = "param_file.petsc";
  MoFEM::Core::Initialize(&argc, &argv, param_file, help);
 
  try {
 
    //! [Register MoFEM discrete manager in PETSc]
    DMType dm_name = "DMMOFEM";
    CHKERR DMRegister_MoFEM(dm_name);
    //! [Register MoFEM discrete manager in PETSc
 
    //! [Create MoAB]
    moab::Core mb_instance;              ///< mesh database
    moab::Interface &moab = mb_instance; ///< mesh database interface
    //! [Create MoAB]
 
    //! [Create MoFEM]
    MoFEM::Core core(moab);           ///< finite element database
    MoFEM::Interface &m_field = core; ///< finite element database insterface
    //! [Create MoFEM]
 
    //! [Example]
    Example ex(m_field);
    CHKERR ex.runProblem();
    //! [Example]
  }
  CATCH_ERRORS;
 
  CHKERR MoFEM::Core::Finalize();
}

Variable Documentation

FIELD_DIM

constexpr int FIELD_DIM = 1

constexpr

Definition at line 19 of file approximaton.cpp.

FIELD_NAME

constexpr char FIELD_NAME[] = "U"

constexpr

Definition at line 18 of file approximaton.cpp.

help

char help[] = "...\n\n"

static

Definition at line 14 of file approximaton.cpp.

SPACE_DIM

constexpr int SPACE_DIM = 2

constexpr

Definition at line 20 of file approximaton.cpp.