v0.14.0
Classes | Typedefs | Functions | Variables
heat_equation.cpp File Reference
#include <stdlib.h>
#include <cmath>
#include <BasicFiniteElements.hpp>

Go to the source code of this file.

Classes

struct  ElementsAndOps< DIM >
 
struct  Monitor
 [Push operators to pipeline] More...
 
struct  HeatEquation
 
struct  CalcJacobian
 

Typedefs

using EntData = EntitiesFieldData::EntData
 [Define dimension] More...
 
using DomainEle = PipelineManager::FaceEle
 
using DomainEleOp = DomainEle::UserDataOperator
 
using BoundaryEle = PipelineManager::EdgeEle
 
using BoundaryEleOp = BoundaryEle::UserDataOperator
 
using PostProcEle = PostProcBrokenMeshInMoab< DomainEle >
 
using OpDomainMass = FormsIntegrators< DomainEleOp >::Assembly< PETSC >::BiLinearForm< GAUSS >::OpMass< 1, 1 >
 
using OpDomainGradGrad = FormsIntegrators< DomainEleOp >::Assembly< PETSC >::BiLinearForm< GAUSS >::OpGradGrad< 1, 1, SPACE_DIM >
 
using OpDomainTimesScalarField = FormsIntegrators< DomainEleOp >::Assembly< PETSC >::LinearForm< GAUSS >::OpBaseTimesScalar< 1 >
 
using OpDomainGradTimesVec = FormsIntegrators< DomainEleOp >::Assembly< PETSC >::LinearForm< GAUSS >::OpGradTimesTensor< 1, 1, SPACE_DIM >
 
using OpDomainSource = FormsIntegrators< DomainEleOp >::Assembly< PETSC >::LinearForm< GAUSS >::OpSource< 1, 1 >
 
using OpBoundaryMass = FormsIntegrators< BoundaryEleOp >::Assembly< PETSC >::BiLinearForm< GAUSS >::OpMass< 1, 1 >
 
using OpBoundaryTimeScalarField = FormsIntegrators< BoundaryEleOp >::Assembly< PETSC >::LinearForm< GAUSS >::OpBaseTimesScalar< 1 >
 
using OpBoundarySource = FormsIntegrators< BoundaryEleOp >::Assembly< PETSC >::LinearForm< GAUSS >::OpSource< 1, 1 >
 

Functions

int main (int argc, char *argv[])
 

Variables

static char help [] = "...\n\n"
 
constexpr int SPACE_DIM = 2
 [Define dimension] More...
 
constexpr double c = 1
 
constexpr double k = 1
 
constexpr double init_u = 0.
 

Typedef Documentation

◆ BoundaryEle

Definition at line 33 of file heat_equation.cpp.

◆ BoundaryEleOp

Definition at line 34 of file heat_equation.cpp.

◆ DomainEle

Definition at line 31 of file heat_equation.cpp.

◆ DomainEleOp

Definition at line 32 of file heat_equation.cpp.

◆ EntData

[Define dimension]

Examples
heat_equation.cpp.

Definition at line 30 of file heat_equation.cpp.

◆ OpBoundaryMass

using OpBoundaryMass = FormsIntegrators<BoundaryEleOp>::Assembly< PETSC>::BiLinearForm<GAUSS>::OpMass<1, 1>
Examples
heat_equation.cpp.

Definition at line 49 of file heat_equation.cpp.

◆ OpBoundarySource

using OpBoundarySource = FormsIntegrators<BoundaryEleOp>::Assembly< PETSC>::LinearForm<GAUSS>::OpSource<1, 1>
Examples
heat_equation.cpp.

Definition at line 53 of file heat_equation.cpp.

◆ OpBoundaryTimeScalarField

using OpBoundaryTimeScalarField = FormsIntegrators<BoundaryEleOp>::Assembly< PETSC>::LinearForm<GAUSS>::OpBaseTimesScalar<1>
Examples
heat_equation.cpp.

Definition at line 51 of file heat_equation.cpp.

◆ OpDomainGradGrad

using OpDomainGradGrad = FormsIntegrators<DomainEleOp>::Assembly< PETSC>::BiLinearForm<GAUSS>::OpGradGrad<1, 1, SPACE_DIM>
Examples
heat_equation.cpp.

Definition at line 40 of file heat_equation.cpp.

◆ OpDomainGradTimesVec

using OpDomainGradTimesVec = FormsIntegrators<DomainEleOp>::Assembly< PETSC>::LinearForm<GAUSS>::OpGradTimesTensor<1, 1, SPACE_DIM>
Examples
heat_equation.cpp.

Definition at line 44 of file heat_equation.cpp.

◆ OpDomainMass

using OpDomainMass = FormsIntegrators<DomainEleOp>::Assembly< PETSC>::BiLinearForm<GAUSS>::OpMass<1, 1>
Examples
heat_equation.cpp.

Definition at line 38 of file heat_equation.cpp.

◆ OpDomainSource

using OpDomainSource = FormsIntegrators<DomainEleOp>::Assembly< PETSC>::LinearForm<GAUSS>::OpSource<1, 1>
Examples
heat_equation.cpp.

Definition at line 46 of file heat_equation.cpp.

◆ OpDomainTimesScalarField

using OpDomainTimesScalarField = FormsIntegrators<DomainEleOp>::Assembly< PETSC>::LinearForm<GAUSS>::OpBaseTimesScalar<1>
Examples
heat_equation.cpp.

Definition at line 42 of file heat_equation.cpp.

◆ PostProcEle

Definition at line 35 of file heat_equation.cpp.

Function Documentation

◆ main()

int main ( int  argc,
char *  argv[] 
)
Examples
heat_equation.cpp.

Definition at line 439 of file heat_equation.cpp.

439  {
440 
441  // Initialisation of MoFEM/PETSc and MOAB data structures
442  const char param_file[] = "param_file.petsc";
443  MoFEM::Core::Initialize(&argc, &argv, param_file, help);
444 
445  // Add logging channel for example
446  auto core_log = logging::core::get();
447  core_log->add_sink(
448  LogManager::createSink(LogManager::getStrmWorld(), "EXAMPLE"));
449  LogManager::setLog("EXAMPLE");
450  MOFEM_LOG_TAG("EXAMPLE", "example")
451 
452  // Error handling
453  try {
454  // Register MoFEM discrete manager in PETSc
455  DMType dm_name = "DMMOFEM";
456  CHKERR DMRegister_MoFEM(dm_name);
457 
458  // Create MOAB instance
459  moab::Core mb_instance; // mesh database
460  moab::Interface &moab = mb_instance; // mesh database interface
461 
462  // Create MoFEM instance
463  MoFEM::Core core(moab); // finite element database
464  MoFEM::Interface &m_field = core; // finite element interface
465 
466  // Run the main analysis
467  HeatEquation heat_problem(m_field);
468  CHKERR heat_problem.runProgram();
469  }
470  CATCH_ERRORS;
471 
472  // Finish work: cleaning memory, getting statistics, etc.
474 
475  return 0;
476 }

Variable Documentation

◆ c

constexpr double c = 1
constexpr
Examples
heat_equation.cpp.

Definition at line 56 of file heat_equation.cpp.

◆ help

char help[] = "...\n\n"
static
Examples
heat_equation.cpp.

Definition at line 22 of file heat_equation.cpp.

◆ init_u

constexpr double init_u = 0.
constexpr
Examples
heat_equation.cpp, and shallow_wave.cpp.

Definition at line 58 of file heat_equation.cpp.

◆ k

constexpr double k = 1
constexpr
Examples
heat_equation.cpp.

Definition at line 57 of file heat_equation.cpp.

◆ SPACE_DIM

constexpr int SPACE_DIM = 2
constexpr

[Define dimension]

Examples
heat_equation.cpp.

Definition at line 27 of file heat_equation.cpp.

MoFEM::CoreTmp< 0 >
Core (interface) class.
Definition: Core.hpp:82
HeatEquation
Definition: heat_equation.cpp:91
help
static char help[]
Definition: heat_equation.cpp:22
MoFEM::CoreTmp< 0 >::Finalize
static MoFEMErrorCode Finalize()
Checks for options to be called at the conclusion of the program.
Definition: Core.cpp:112
MoFEM::DeprecatedCoreInterface
Deprecated interface functions.
Definition: DeprecatedCoreInterface.hpp:16
MoFEM::Interface
DeprecatedCoreInterface Interface
Definition: Interface.hpp:1975
CHKERR
#define CHKERR
Inline error check.
Definition: definitions.h:535
MoFEM::DMRegister_MoFEM
PetscErrorCode DMRegister_MoFEM(const char sname[])
Register MoFEM problem.
Definition: DMMoFEM.cpp:43
MOFEM_LOG_TAG
#define MOFEM_LOG_TAG(channel, tag)
Tag channel.
Definition: LogManager.hpp:339
MoFEM::CoreTmp< 0 >::Initialize
static MoFEMErrorCode Initialize(int *argc, char ***args, const char file[], const char help[])
Initializes the MoFEM database PETSc, MOAB and MPI.
Definition: Core.cpp:72
CATCH_ERRORS
#define CATCH_ERRORS
Catch errors.
Definition: definitions.h:372
MoFEM::Core
CoreTmp< 0 > Core
Definition: Core.hpp:1102