v0.14.0
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Classes | Typedefs | Functions | Variables
wave_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  WaveEquation
 

Typedefs

using EntData = EntitiesFieldData::EntData
 [Define dimension]
 
using DomainEle = PipelineManager::FaceEle
 
using DomainEleOp = DomainEle::UserDataOperator
 
using BoundaryEle = PipelineManager::EdgeEle
 
using BoundaryEleOp = BoundaryEle::UserDataOperator
 
using PostProcEle = PostProcBrokenMeshInMoab<DomainEle>
 
using OpDomainMass
 
using OpDomainGradGrad
 
using OpDomainTimesScalarField
 
using OpDomainGradTimesVec
 
using OpBoundaryMass
 
using OpBoundaryTimeScalarField
 
using OpBoundarySource
 

Functions

int main (int argc, char *argv[])
 

Variables

static char help [] = "...\n\n"
 
constexpr int SPACE_DIM = 2
 [Define dimension]
 
constexpr double wave_speed2 = 1
 

Typedef Documentation

◆ BoundaryEle

Definition at line 35 of file wave_equation.cpp.

◆ BoundaryEleOp

Definition at line 36 of file wave_equation.cpp.

◆ DomainEle

Definition at line 33 of file wave_equation.cpp.

◆ DomainEleOp

Definition at line 34 of file wave_equation.cpp.

◆ EntData

[Define dimension]

Definition at line 32 of file wave_equation.cpp.

◆ OpBoundaryMass

◆ OpBoundarySource

◆ OpBoundaryTimeScalarField

◆ OpDomainGradGrad

Initial value:
Examples
wave_equation.cpp.

Definition at line 41 of file wave_equation.cpp.

◆ OpDomainGradTimesVec

◆ OpDomainMass

using OpDomainMass

◆ OpDomainTimesScalarField

◆ PostProcEle

Definition at line 37 of file wave_equation.cpp.

Function Documentation

◆ main()

int main ( int argc,
char * argv[] )

Definition at line 392 of file wave_equation.cpp.

392 {
393
394 // Initialisation of MoFEM/PETSc and MOAB data structures
395 const char param_file[] = "param_file.petsc";
397
398 // Add logging channel for example
399 auto core_log = logging::core::get();
400 core_log->add_sink(
402 LogManager::setLog("EXAMPLE");
403 MOFEM_LOG_TAG("EXAMPLE", "example")
404
405 // Error handling
406 try {
407 // Register MoFEM discrete manager in PETSc
408 DMType dm_name = "DMMOFEM";
409 CHKERR DMRegister_MoFEM(dm_name);
410
411 // Create MOAB instance
412 moab::Core mb_instance; // mesh database
413 moab::Interface &moab = mb_instance; // mesh database interface
414
415 // Create MoFEM instance
416 MoFEM::Core core(moab); // finite element database
417 MoFEM::Interface &m_field = core; // finite element interface
418
419 // Run the main analysis
420 WaveEquation heat_problem(m_field);
421 CHKERR heat_problem.runProgram();
422 }
424
425 // Finish work: cleaning memory, getting statistics, etc.
427
428 return 0;
429}
std::string param_file
#define CATCH_ERRORS
Catch errors.
#define CHKERR
Inline error check.
PetscErrorCode DMRegister_MoFEM(const char sname[])
Register MoFEM problem.
Definition DMMoFEM.cpp:47
static LoggerType & setLog(const std::string channel)
Set ans resset chanel logger.
#define MOFEM_LOG_TAG(channel, tag)
Tag channel.
Core (interface) class.
Definition Core.hpp:82
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
static MoFEMErrorCode Finalize()
Checks for options to be called at the conclusion of the program.
Definition Core.cpp:112
Deprecated interface functions.
static boost::shared_ptr< SinkType > createSink(boost::shared_ptr< std::ostream > stream_ptr, std::string comm_filter)
Create a sink object.
static boost::shared_ptr< std::ostream > getStrmWorld()
Get the strm world object.
static char help[]

Variable Documentation

◆ help

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

Definition at line 24 of file wave_equation.cpp.

◆ SPACE_DIM

constexpr int SPACE_DIM = 2
constexpr

[Define dimension]

Definition at line 29 of file wave_equation.cpp.

◆ wave_speed2

constexpr double wave_speed2 = 1
constexpr
Examples
wave_equation.cpp.

Definition at line 55 of file wave_equation.cpp.