ProgressReporter.cpp

/*

Copyright (c) 2005-2012, University of Oxford.
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   software without specific prior written permission.

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*/

#include <cassert>

#include "ProgressReporter.hpp"
#include "Exception.hpp"
#include "PetscTools.hpp"

ProgressReporter::ProgressReporter(std::string outputDirectory, double startTime, double endTime)
    : mStartTime(startTime),
      mEndTime(endTime),
      mLastPercentage(UINT_MAX)
{
    assert(startTime < endTime);

    // Note we make sure we don't delete anything in the output directory
    OutputFileHandler handler(outputDirectory, false);

    // Open the file on the master process only
    if ( PetscTools::AmMaster() )
    {
        mpFile = handler.OpenOutputFile("progress_status.txt");
    }
}

ProgressReporter::~ProgressReporter()
{
    if (PetscTools::AmMaster())
    {
        if (mLastPercentage!=100)
        {
            *mpFile << "100% completed" << std::endl;
        }
        *mpFile << "..done!" << std::endl;
        mpFile->close();
    }
}

void ProgressReporter::Update(double currentTime)
{
    unsigned percentage = (unsigned)( (currentTime - mStartTime)/(mEndTime - mStartTime)*100 );
    if (mLastPercentage==UINT_MAX || percentage > mLastPercentage)
    {
        if ( PetscTools::AmMaster() )
        {
            *mpFile << percentage << "% completed" << std::endl;
        }
        mLastPercentage = percentage;
    }
}

void ProgressReporter::PrintFinalising()
{
    if ( PetscTools::AmMaster() )
    {
        *mpFile << "Finalising.." << std::endl;
    }
}

void ProgressReporter::PrintInitialising()
{
    if ( PetscTools::AmMaster() )
    {
        *mpFile << "Initialising.." << std::endl;
    }
}