DensitySizeSeg_Belt_WarreJan_25_75.cpp File Reference

#include <sstream>
#include <iostream>
#include <iomanip>
#include <cmath>
#include "Chute.h"
#include "Boundaries/PeriodicBoundary.h"
#include "Walls/InfiniteWall.h"
#include <sys/types.h>
#include <sys/stat.h>
#include <Species/LinearViscoelasticFrictionSpecies.h>

Classes
class	SegregationPeriodic
	This class does segregation problems in a periodic chute. More...

Functions
int	main (int argc UNUSED, char *argv[] UNUSED)

Function Documentation

main()

int main	(	int argc	UNUSED,
		char *argv[]	UNUSED
	)

Todo:

TW:should be lightest particle, but computeMass has to be automated first

{
    SegregationPeriodic problem;
    //problem.setParticlesWriteVTK(true);
 
    if (argc < 5)
    {
        logger(ERROR,"Wrong amount of command line inputs; Use ./fileName -sr ... -dr ...");
    }
 
    Mdouble sizeRatio = helpers::readFromCommandLine(argc,argv,"-sr",1.0);
    Mdouble densityRatio = helpers::readFromCommandLine(argc,argv,"-dr",1.0);
    problem.setSizeRatio(sizeRatio);
    problem.setDensityRatio(densityRatio);
 
    std::stringstream dirNameBase;
    std::string directoryName = "Segregation_";
    dirNameBase << directoryName << "sizeRatio_" << problem.getSizeRatio() << "_densityRatio_" << problem.getDensityRatio();
 
    std::stringstream fileNameStream;
    std::string nameBase = "Segregation_";
    fileNameStream << nameBase << "sizeRatio_" << problem.getSizeRatio() << "_densityRatio_" << problem.getDensityRatio();
    std::stringstream saveTo;
    saveTo << dirNameBase.str() << "/" << fileNameStream.str();
 
    std::stringstream com;
    com << "mkdir " << dirNameBase.str();
    int status = system(com.str().c_str());
 
    problem.setName(saveTo.str());
 
    // Problem parameters, name tmax and two types of particles
    //This should be set to 100 for full problems.
    problem.setTimeMax(1);
    //problem.speciesHandler.copyAndAddObject(problem.speciesHandler.getObject(0));
    //problem.speciesHandler.copyAndAddObject(problem.speciesHandler.getObject(0));
    
 
    
    // Chute properties
    problem.setFixedParticleRadius(0.5);
    problem.setRoughBottomType(MULTILAYER);
    problem.setChuteAngleAndMagnitudeOfGravity(26.0, 1.0);
    problem.setChuteLength(20);
    problem.setChuteWidth(10);
    problem.setZMax(70);
    problem.setMaxFailed(6);
    problem.makeChutePeriodic();
    
    //solve
    //std::cout << "Maximum allowed speed of particles: " << problem.particleHandler.getSmallestParticle()->calculateMaximumVelocity() << std::endl; // speed allowed before particles move through each other!
    problem.setTimeStep(5.e-3 / 50.0);//initially it was auto-set
    //This is based on the fact in general you get too much data, so prob at worst you want to turn it into a 20 at 60fps (which is its self overkill)
    problem.setSaveCount(helpers::getSaveCountFromNumberOfSavesAndTimeMaxAndTimeStep(20*60, problem.getTimeMax(), problem.getTimeStep()));
    //problem.setSaveCount(helpers::getSaveCountFromNumberOfSavesAndTimeMaxAndTimeStep(20*60,getTimeMax(),getTimeStep()));
    //problem.setSaveCount(1);
    logger(INFO, "dt=%", problem.getTimeStep());
    
    //problem.autoNumber();
 
    
    //This set to colouring based of size and small vectors
    problem.setXBallsColourMode(7);
    problem.setXBallsVectorScale(1);
    problem.setXBallsAdditionalArguments("-v0 -solidf");
    
    
    //solves the problems
    problem.solve();
    
    //Make sure the restart data is upto date at the end
    problem.writeRestartFile();
}

References ERROR, SegregationPeriodic::getDensityRatio(), helpers::getSaveCountFromNumberOfSavesAndTimeMaxAndTimeStep(), SegregationPeriodic::getSizeRatio(), DPMBase::getTimeMax(), DPMBase::getTimeStep(), INFO, logger, Chute::makeChutePeriodic(), MULTILAYER, helpers::readFromCommandLine(), Chute::setChuteAngleAndMagnitudeOfGravity(), Chute::setChuteLength(), Chute::setChuteWidth(), SegregationPeriodic::setDensityRatio(), Chute::setFixedParticleRadius(), Chute::setMaxFailed(), DPMBase::setName(), Chute::setRoughBottomType(), DPMBase::setSaveCount(), SegregationPeriodic::setSizeRatio(), DPMBase::setTimeMax(), DPMBase::setTimeStep(), DPMBase::setXBallsAdditionalArguments(), DPMBase::setXBallsColourMode(), DPMBase::setXBallsVectorScale(), DPMBase::setZMax(), DPMBase::solve(), and DPMBase::writeRestartFile().