opm-simulators/examples/tutorial_decoupled.cc
Andreas Lauser 02ddfea028 doc: (almost) finish the design patterns chapter in the handbook
also remove the ReferenceElements property because changing to the old
DUNE entity numbering would not work anyways...
2012-07-12 21:22:48 +02:00

111 lines
4.6 KiB
C++

// $Id$
/*****************************************************************************
* Copyright (C) 20010 by Markus Wolff *
* Copyright (C) 2007-2008 by Bernd Flemisch *
* Copyright (C) 2008-2009 by Andreas Lauser *
* Institute of Hydraulic Engineering *
* University of Stuttgart, Germany *
* email: <givenname>.<name>@iws.uni-stuttgart.de *
* *
* This program is free software; you can redistribute it and/or modify *
* it under the terms of the GNU General Public License as published by *
* the Free Software Foundation; either version 2 of the License, or *
* (at your option) any later version, as long as this copyright notice *
* is included in its original form. *
* *
* This program is distributed WITHOUT ANY WARRANTY. *
*****************************************************************************/
#include "config.h" /*@\label{tutorial-decoupled:include-begin}@*/
#include "tutorialproblem_decoupled.hh" /*@\label{tutorial-decoupled:include-problem-header}@*/
#include <dune/grid/common/gridinfo.hh>
#include <dune/common/exceptions.hh>
#include <dune/common/mpihelper.hh>
#include <iostream>
#include <boost/format.hpp> /*@\label{tutorial-decoupled:include-end}@*/
////////////////////////////////////////////
// function to check the input parameters
////////////////////////////////////////////
void usage(const char *progname)
{
std::cout << boost::format("usage: %s [--restart restartTime] tEnd\n")%progname;
exit(1);
}
////////////////////////
// the main function
////////////////////////
int main(int argc, char** argv)
{
try {
typedef TTAG(TutorialProblemDecoupled) TypeTag; /*@\label{tutorial-decoupled:set-type-tag}@*/
typedef GET_PROP_TYPE(TypeTag, PTAG(Scalar)) Scalar; /*@\label{tutorial-decoupled:retrieve-types-begin}@*/
typedef GET_PROP_TYPE(TypeTag, PTAG(Grid)) Grid;
typedef GET_PROP_TYPE(TypeTag, PTAG(Problem)) Problem;
typedef Dune::FieldVector<Scalar, Grid::dimensionworld> GlobalPosition; /*@\label{tutorial-decoupled:retrieve-types-end}@*/
// initialize MPI, finalize is done automatically on exit
Dune::MPIHelper::instance(argc, argv); /*@\label{tutorial-decoupled:init-mpi}@*/
////////////////////////////////////////////////////////////
// parse the command line arguments
////////////////////////////////////////////////////////////
if (argc < 2) /*@\label{tutorial-decoupled:parse-args-begin}@*/
usage(argv[0]);
// deal with the restart stuff
int argPos = 1;
bool restart = false;
double restartTime = 0;
if (std::string("--restart") == argv[argPos]) {
restart = true;
++argPos;
std::istringstream(argv[argPos++]) >> restartTime;
}
// output in case of wrong numbers of input parameters
if (argc - argPos != 1) {
usage(argv[0]);
}
// read the initial time step and the end time
double tEnd, dt;
std::istringstream(argv[argPos++]) >> tEnd;
dt = tEnd; /*@\label{tutorial-decoupled:parse-args-end}@*/
// create the grid
Grid *gridPtr = GET_PROP(TypeTag, PTAG(Grid))::create(); /*@\label{tutorial-decoupled:create-grid}@*/
////////////////////////////////////////////////////////////
// instantiate and run the concrete problem
////////////////////////////////////////////////////////////
Problem problem(gridPtr->leafView()); /*@\label{tutorial-decoupled:instantiate-problem}@*/
// load restart file if necessary
if (restart) /*@\label{tutorial-decoupled:restart}@*/
problem.deserialize(restartTime);
// define simulation parameters
problem.timeManager().init(problem, 0, dt, tEnd, !restart); /*@\label{tutorial-decoupled:initTimeManager}@*/
// run the simulation
problem.timeManager().run(); /*@\label{tutorial-decoupled:execute}@*/
return 0;
}
catch (Dune::Exception &e) {
std::cerr << "Dune reported error: " << e << std::endl;
}
catch (...) {
std::cerr << "Unknown exception thrown!\n";
throw;
}
return 3;
}