v0.13.0
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
 

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 = PostProcFaceOnRefinedMesh
 
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 >::OpBaseTimesScalarField< 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 >::OpBaseTimesScalarField< 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 47 of file heat_equation.cpp.

◆ BoundaryEleOp

Definition at line 48 of file heat_equation.cpp.

◆ DomainEle

Definition at line 45 of file heat_equation.cpp.

◆ DomainEleOp

Definition at line 46 of file heat_equation.cpp.

◆ EntData

[Define dimension]

Examples
heat_equation.cpp.

Definition at line 44 of file heat_equation.cpp.

◆ OpBoundaryMass

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

Definition at line 62 of file heat_equation.cpp.

◆ OpBoundarySource

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

Definition at line 66 of file heat_equation.cpp.

◆ OpBoundaryTimeScalarField

Examples
heat_equation.cpp.

Definition at line 64 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 53 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 57 of file heat_equation.cpp.

◆ OpDomainMass

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

Definition at line 51 of file heat_equation.cpp.

◆ OpDomainSource

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

Definition at line 59 of file heat_equation.cpp.

◆ OpDomainTimesScalarField

Examples
heat_equation.cpp.

Definition at line 55 of file heat_equation.cpp.

◆ PostProcEle

Definition at line 49 of file heat_equation.cpp.

Function Documentation

◆ main()

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

Definition at line 412 of file heat_equation.cpp.

412  {
413 
414  // Initialisation of MoFEM/PETSc and MOAB data structures
415  const char param_file[] = "param_file.petsc";
416  MoFEM::Core::Initialize(&argc, &argv, param_file, help);
417 
418  // Add logging channel for example
419  auto core_log = logging::core::get();
420  core_log->add_sink(
421  LogManager::createSink(LogManager::getStrmWorld(), "EXAMPLE"));
422  LogManager::setLog("EXAMPLE");
423  MOFEM_LOG_TAG("EXAMPLE", "example")
424 
425  // Error handling
426  try {
427  // Register MoFEM discrete manager in PETSc
428  DMType dm_name = "DMMOFEM";
429  CHKERR DMRegister_MoFEM(dm_name);
430 
431  // Create MOAB instance
432  moab::Core mb_instance; // mesh database
433  moab::Interface &moab = mb_instance; // mesh database interface
434 
435  // Create MoFEM instance
436  MoFEM::Core core(moab); // finite element database
437  MoFEM::Interface &m_field = core; // finite element interface
438 
439  // Run the main analysis
440  HeatEquation heat_problem(m_field);
441  CHKERR heat_problem.runProgram();
442  }
443  CATCH_ERRORS;
444 
445  // Finish work: cleaning memory, getting statistics, etc.
447 
448  return 0;
449 }
std::string param_file
#define CATCH_ERRORS
Catch errors.
Definition: definitions.h:385
#define CHKERR
Inline error check.
Definition: definitions.h:548
PetscErrorCode DMRegister_MoFEM(const char sname[])
Register MoFEM problem.
Definition: DMMMoFEM.cpp:59
#define MOFEM_LOG_TAG(channel, tag)
Tag channel.
Definition: LogManager.hpp:342
static char help[]
CoreTmp< 0 > Core
Definition: Core.hpp:1096
DeprecatedCoreInterface Interface
Definition: Interface.hpp:1965
Core (interface) class.
Definition: Core.hpp:92
static MoFEMErrorCode Initialize(int *argc, char ***args, const char file[], const char help[])
Initializes the MoFEM database PETSc, MOAB and MPI.
Definition: Core.cpp:85
static MoFEMErrorCode Finalize()
Checks for options to be called at the conclusion of the program.
Definition: Core.cpp:125
Deprecated interface functions.

Variable Documentation

◆ c

constexpr double c = 1
constexpr
Examples
heat_equation.cpp.

Definition at line 70 of file heat_equation.cpp.

◆ help

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

Definition at line 36 of file heat_equation.cpp.

◆ init_u

constexpr double init_u = 0.
constexpr
Examples
heat_equation.cpp.

Definition at line 72 of file heat_equation.cpp.

◆ k

constexpr double k = 1
constexpr
Examples
heat_equation.cpp.

Definition at line 71 of file heat_equation.cpp.

◆ SPACE_DIM

constexpr int SPACE_DIM = 2
constexpr

[Define dimension]

Examples
heat_equation.cpp.

Definition at line 41 of file heat_equation.cpp.