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93 lines
4.1 KiB
C++
93 lines
4.1 KiB
C++
// $Id$
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/*****************************************************************************
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* Copyright (C) 2007-2008 by Klaus Mosthaf *
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* Copyright (C) 2007-2008 by Bernd Flemisch *
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* Copyright (C) 2008-2009 by Andreas Lauser *
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* Institute of Hydraulic Engineering *
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* University of Stuttgart, Germany *
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* email: <givenname>.<name>@iws.uni-stuttgart.de *
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* *
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* This program is free software; you can redistribute it and/or modify *
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* it under the terms of the GNU General Public License as published by *
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* the Free Software Foundation; either version 2 of the License, or *
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* (at your option) any later version, as long as this copyright notice *
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* is included in its original form. *
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* *
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* This program is distributed WITHOUT ANY WARRANTY. *
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*****************************************************************************/
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#include "config.h" /*@\label{tutorial-coupled:include-begin}@*/
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#include "tutorialproblem_coupled.hh" /*@\label{tutorial-coupled:include-problem-header}@*/
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#include <dune/common/mpihelper.hh>
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#include <iostream> /*@\label{tutorial-coupled:include-end}@*/
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void usage(const char *progname)
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{
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std::cout << "usage: " << progname << " [--restart restartTime] tEnd dt\n";
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exit(1);
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};
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int main(int argc, char** argv)
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{
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try {
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typedef TTAG(TutorialProblemCoupled) TypeTag; /*@\label{tutorial-coupled:set-type-tag}@*/
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typedef GET_PROP_TYPE(TypeTag, PTAG(Scalar)) Scalar; /*@\label{tutorial-coupled:retrieve-types-begin}@*/
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typedef GET_PROP_TYPE(TypeTag, PTAG(Grid)) Grid;
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typedef GET_PROP_TYPE(TypeTag, PTAG(TimeManager)) TimeManager;
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typedef GET_PROP_TYPE(TypeTag, PTAG(Problem)) Problem; /*@\label{tutorial-coupled:retrieve-types-end}@*/
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// Initialize MPI
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Dune::MPIHelper::instance(argc, argv); /*@\label{tutorial-coupled:init-mpi}@*/
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// parse the command line arguments
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if (argc < 3) /*@\label{tutorial-coupled:parse-args-begin}@*/
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usage(argv[0]);
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// parse restart time if restart is requested
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int argPos = 1;
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bool restart = false;
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double restartTime = 0;
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if (std::string("--restart") == argv[argPos]) {
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restart = true;
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++argPos;
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std::istringstream(argv[argPos++]) >> restartTime;
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}
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// read the the initial time step and the end time
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if (argc - argPos != 2)
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usage(argv[0]);
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double tEnd, dt; /*@\label{tutorial-coupled:parse-tEn-and-dt}@*/
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std::istringstream(argv[argPos++]) >> tEnd;
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std::istringstream(argv[argPos++]) >> dt; /*@\label{tutorial-coupled:parse-args-end}@*/
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// create the grid
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Grid *gridPtr = GET_PROP(TypeTag, PTAG(Grid))::create(); /*@\label{tutorial-coupled:create-grid}@*/
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// create time manager responsible for global simulation control
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TimeManager timeManager;
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// instantiate the problem on the leaf grid
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Problem problem(timeManager, gridPtr->leafView()); /*@\label{tutorial-coupled:instantiate-problem}@*/
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timeManager.init(problem, 0, dt, tEnd, !restart);
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// load some previously saved state from disk
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if (restart)
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problem.restart(restartTime); /*@\label{tutorial-coupled:restart}@*/
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// run the simulation
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timeManager.run(); /*@\label{tutorial-coupled:execute}@*/
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return 0;
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}
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catch (Dune::Exception &e) { /*@\label{tutorial-coupled:catch-dune-exceptions}@*/
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// Catch exceptions thrown somewhere in DUNE
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std::cerr << "Dune reported error: " << e << std::endl;
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}
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catch (...) { /*@\label{tutorial-coupled:catch-other-exceptions}@*/
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// Catch exceptions thrown elsewhere
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std::cerr << "Unknown exception thrown!\n";
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throw;
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}
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return 3;
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}
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