ChasteEllipsoid.cpp

/*

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*/

#include "ChasteEllipsoid.hpp"
#include "Exception.hpp"

template <unsigned SPACE_DIM>
ChasteEllipsoid<SPACE_DIM>::ChasteEllipsoid(ChastePoint<SPACE_DIM>& rCentre, ChastePoint<SPACE_DIM>& rRadii)
    : mCentre(rCentre),
      mRadii(rRadii)
{
    for (unsigned dim=0; dim<SPACE_DIM; dim++)
    {
        if (mRadii[dim] < 0.0)
        {
            EXCEPTION("Attempted to create an ellipsoid with a negative radius");
        }
    }
}

template <>
bool ChasteEllipsoid<1>::DoesContain(const ChastePoint<1>& rPointToCheck) const
{
    if (rPointToCheck[0] < mCentre[0] - mRadii[0] - 100.0 * DBL_EPSILON ||
        rPointToCheck[0] > mCentre[0] + mRadii[0] + 100.0 * DBL_EPSILON )
    {
        return false;
    }
    else
    {
        return true;
    }
}
template <>
bool ChasteEllipsoid<2>::DoesContain(const ChastePoint<2>& rPointToCheck) const
{
    double x_distance = (rPointToCheck[0]-mCentre[0])/mRadii[0];
    double y_distance = (rPointToCheck[1]-mCentre[1])/mRadii[1];

    if ( (x_distance*x_distance + y_distance*y_distance) > (1.0 + 100.0 * DBL_EPSILON) )
    {
        return false;
    }
    else
    {
        return true;
    }
}
template <>
bool ChasteEllipsoid<3>::DoesContain(const ChastePoint<3>& rPointToCheck) const
{
    double x_distance = (rPointToCheck[0]-mCentre[0])/mRadii[0];
    double y_distance = (rPointToCheck[1]-mCentre[1])/mRadii[1];
    double z_distance = (rPointToCheck[2]-mCentre[2])/mRadii[2];

    if ( (x_distance*x_distance + y_distance*y_distance + z_distance*z_distance) > (1.0 + 100.0 * DBL_EPSILON) )
    {
        return false;
    }
    else
    {
        return true;
    }
}
template <unsigned SPACE_DIM>
const ChastePoint<SPACE_DIM>& ChasteEllipsoid<SPACE_DIM>::rGetCentre() const
{
    return mCentre;
}

template <unsigned SPACE_DIM>
const ChastePoint<SPACE_DIM>& ChasteEllipsoid<SPACE_DIM>::rGetRadii() const
{
    return mRadii;
}


// Explicit instantiation

template class ChasteEllipsoid<1>;
template class ChasteEllipsoid<2>;
template class ChasteEllipsoid<3>;

// Serialization for Boost >= 1.36
#include "SerializationExportWrapperForCpp.hpp"
EXPORT_TEMPLATE_CLASS_SAME_DIMS(ChasteEllipsoid)