ProcessDOF.cpp

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////////////////////////////////////////////////////////////////////////////////
//
//  File: ProcessDOF.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
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//  FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
//  DEALINGS IN THE SOFTWARE.
//
//  Description: Outputs the number of DOF.
//
////////////////////////////////////////////////////////////////////////////////
 
#include <iostream>
#include <string>
using namespace std;
 
#include <boost/core/ignore_unused.hpp>
 
#include "ProcessDOF.h"
 
namespace Nektar
{
namespace FieldUtils
{
 
ModuleKey ProcessDOF::className = GetModuleFactory().RegisterCreatorFunction(
    ModuleKey(eProcessModule, "dof"), ProcessDOF::create,
    "Computes number of DOF.");
 
ProcessDOF::ProcessDOF(FieldSharedPtr f) : ProcessModule(f)
{
}
 
ProcessDOF::~ProcessDOF()
{
}
 
void ProcessDOF::v_Process(po::variables_map &vm)
{
    m_f->SetUpExp(vm);
 
    int nDOF = m_f->m_exp[0]->GetNcoeffs();
    m_f->m_comm->GetSpaceComm()->AllReduce(nDOF, LibUtilities::ReduceSum);
 
    if (m_f->m_comm->GetSpaceComm()->GetRank() == 0)
    {
        cout << "Total number of DOF: " << nDOF << endl;
    }
}
} // namespace FieldUtils
} // namespace Nektar