IncNavierStokesSolver.cpp

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///////////////////////////////////////////////////////////////////////////////
//
// File: IncNavierStokesSolver.cpp
//
// For more information, please see: http://www.nektar.info
//
// The MIT License
//
// Copyright (c) 2006 Division of Applied Mathematics, Brown University (USA),
// Department of Aeronautics, Imperial College London (UK), and Scientific
// Computing and Imaging Institute, University of Utah (USA).
//
// Permission is hereby granted, free of charge, to any person obtaining a
// copy of this software and associated documentation files (the "Software"),
// to deal in the Software without restriction, including without limitation
// the rights to use, copy, modify, merge, publish, distribute, sublicense,
// and/or sell copies of the Software, and to permit persons to whom the
// Software is furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included
// in all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
// OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
// THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
// DEALINGS IN THE SOFTWARE.
//
// Description: Incompressible Navier Stokes solver
//
///////////////////////////////////////////////////////////////////////////////
 
#include <LibUtilities/BasicUtils/SessionReader.h>
#include <SolverUtils/Driver.h>
#include <SpatialDomains/MeshGraphIO.h>
 
#include <LibUtilities/BasicUtils/Timer.h>
 
using namespace std;
using namespace Nektar;
using namespace Nektar::SolverUtils;
 
int main(int argc, char *argv[])
{
    LibUtilities::SessionReaderSharedPtr session;
    SpatialDomains::MeshGraphSharedPtr graph;
    string vDriverModule;
    DriverSharedPtr drv;
 
    try
    {
        // Create session reader.
        session = LibUtilities::SessionReader::CreateInstance(argc, argv);
 
        // Create MeshGraph.
        graph = SpatialDomains::MeshGraphIO::Read(session);
 
        // Create driver
        session->LoadSolverInfo("Driver", vDriverModule, "Standard");
        drv = GetDriverFactory().CreateInstance(vDriverModule, session, graph);
 
        LibUtilities::Timer timer;
        timer.Start();
        // Execute driver
        drv->Execute();
        timer.Stop();
        timer.AccumulateRegion("Execute");
        // Print out timings
        int iolevel = 0;
 
        session->LoadParameter("IO_Timer_Level", iolevel, 0);
 
        // Print out timings
        LibUtilities::Timer::PrintElapsedRegions(
            session->GetComm()->GetSpaceComm(), std::cout, iolevel);
        // Finalise communications
        session->Finalise();
    }
    catch (const std::runtime_error &)
    {
        return 1;
    }
    catch (const std::string &eStr)
    {
        cout << "Error: " << eStr << endl;
    }
 
    return 0;
}