rigidBodyPoints.C

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License
    This file is part of OpenFOAM.
 
    OpenFOAM is free software: you can redistribute it and/or modify it
    under the terms of the GNU General Public License as published by
    the Free Software Foundation, either version 3 of the License, or
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    FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
    for more details.
 
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#include "rigidBodyPoints.H"
#include "pointMeshMover_fvMeshMover.H"
#include "addToRunTimeSelectionTable.H"
 
// * * * * * * * * * * * * * * Static Data Members * * * * * * * * * * * * * //
 
namespace Foam
{
namespace functionObjects
{
    defineTypeNameAndDebug(rigidBodyPoints, 0);
 
    addToRunTimeSelectionTable
    (
        functionObject,
        rigidBodyPoints,
        dictionary
    );
}
}
 
 
// * * * * * * * * * * * * * Private Member Functions  * * * * * * * * * * * //
 
const Foam::RBD::rigidBodyMotion&
Foam::functionObjects::rigidBodyPoints::motion() const
{
    const fvMeshMovers::pointMeshMover& mover =
        refCast<const fvMeshMovers::pointMeshMover>(mesh_.mover());
 
    return (refCast<const RBD::rigidBodyMotion>(mover.mover()));
}
 
 
// * * * * * * * * * * * * * * * * Constructors  * * * * * * * * * * * * * * //
 
Foam::functionObjects::rigidBodyPoints::rigidBodyPoints
(
    const word& name,
    const Time& runTime,
    const dictionary& dict
)
:
    fvMeshFunctionObject(name, runTime, dict),
    logFiles(obr_, name),
    angularVelocityUnits_("[rad/s]"),
    angularAccelerationUnits_("[rad/s^2]")
{
    read(dict);
}
 
 
// * * * * * * * * * * * * * * * * Destructor  * * * * * * * * * * * * * * * //
 
Foam::functionObjects::rigidBodyPoints::~rigidBodyPoints()
{}
 
 
// * * * * * * * * * * * * * * * Member Functions  * * * * * * * * * * * * * //
 
bool Foam::functionObjects::rigidBodyPoints::read(const dictionary& dict)
{
    fvMeshFunctionObject::read(dict);
 
    angularVelocityUnits_.readIfPresent("angularVelocityUnits", dict);
    angularAccelerationUnits_.readIfPresent("angularAccelerationUnits", dict);
 
    dict.lookup("body") >> body_;
 
    const HashTable<point> pointsTable(dict.lookup("points"));
    names_.setSize(pointsTable.size());
    points_.setSize(pointsTable.size());
 
    label i = 0;
    forAllConstIter(HashTable<point>, pointsTable, iter)
    {
        names_[i] = iter.key();
        points_[i++] = iter();
    }
 
    resetNames(names_);
 
    return true;
}
 
 
void Foam::functionObjects::rigidBodyPoints::writeFileHeader(const label i)
{
    OFstream& file = this->files()[i];
 
    writeHeader(file, "Body point motion");
    writeHeaderValue(file, "Body", body_);
    writeHeaderValue(file, "Point", points_[i]);
    writeHeaderValue(file, "Angular Velocity Units", angularVelocityUnits_);
    writeHeaderValue
    (
        file,
        "Angular Acceleration Units",
        angularAccelerationUnits_
    );
    writeCommented(file, "Time");
 
    file<< tab
        << "Position" << tab
        << "Linear velocity" << tab
        << "Angular velocity" << tab
        << "Linear acceleration" << tab
        << "Angular acceleration" << endl;
}
 
 
bool Foam::functionObjects::rigidBodyPoints::execute()
{
    return true;
}
 
 
bool Foam::functionObjects::rigidBodyPoints::write()
{
    logFiles::write();
 
    if (Pstream::master())
    {
        const RBD::rigidBodyMotion& motion = this->motion();
 
        const label bodyID = motion.bodyIndex(body_);
 
        forAll(points_, i)
        {
            const vector p(motion.p(bodyID, points_[i]));
            const spatialVector v(motion.v(bodyID, points_[i]));
            const spatialVector a(motion.a(bodyID, points_[i]));
 
            writeTime(files()[i]);
            files()[i]
                << tab
                << p  << tab
                << v.l() << tab
                << angularVelocityUnits_.toUser(v.w()) << tab
                << a.l() << tab
                << angularAccelerationUnits_.toUser(a.w()) << endl;
        }
    }
 
    return true;
}
 
 
// ************************************************************************* //