CompactListListI.H 4.34 KB
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/*---------------------------------------------------------------------------*\
  =========                 |
  \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox
   \\    /   O peration     |
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    \\  /    A nd           | Copyright (C) 1991-2008 OpenCFD Ltd.
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     \\/     M anipulation  |
-------------------------------------------------------------------------------
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 2 of the License, or (at your
    option) any later version.

    OpenFOAM is distributed in the hope that it will be useful, but WITHOUT
    ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
    FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
    for more details.

    You should have received a copy of the GNU General Public License
    along with OpenFOAM; if not, write to the Free Software Foundation,
    Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA

\*---------------------------------------------------------------------------*/

// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //

namespace Foam
{

// * * * * * * * * * * * * * * * * Constructors  * * * * * * * * * * * * * * //

template<class T>
inline CompactListList<T>::CompactListList()
{}


template<class T>
inline CompactListList<T>::CompactListList(const label nRows, const label nData)
:
    offsets_(nRows, 0),
    m_(nData)
{}


template<class T>
inline CompactListList<T>::CompactListList
(
    const label nRows,
    const label nData,
    const T& t
)
:
    offsets_(nRows, 0),
    m_(nData, t)
{}


template<class T>
inline autoPtr<CompactListList<T> > CompactListList<T>::clone() const
{
    return autoPtr<CompactListList<T> >(new CompactListList<T>(*this));
}


// * * * * * * * * * * * * * * * Member Functions  * * * * * * * * * * * * * //

template<class T>
inline label CompactListList<T>::size() const
{
    return offsets_.size();
}

template<class T>
inline const List<label>& CompactListList<T>::offsets() const
{
    return offsets_;
}

template<class T>
inline List<label>& CompactListList<T>::offsets()
{
    return offsets_;
}

template<class T>
inline const List<T>& CompactListList<T>::m() const
{
    return m_;
}

template<class T>
inline List<T>& CompactListList<T>::m()
{
    return m_;
}


template<class T>
inline label CompactListList<T>::index(const label i, const label j) const
{
    if (i == 0)
    {
        return j;
    }
    else
    {
        return offsets_[i-1] + j;
    }
}

template<class T>
inline label CompactListList<T>::whichRow(const label i) const
{
    if (i < 0 || i >= m_.size())
    {
        FatalErrorIn
        (
            "CompactListList<T>::whichRow(const label i) const"
        )   << "Index " << i << " outside 0.." << m_.size()
            << abort(FatalError);
    }

    forAll(offsets_, rowI)
    {
        if (i < offsets_[rowI])
        {
            return rowI;
        }
    }

    return -1;
}

template<class T>
inline label CompactListList<T>::whichColumn(const label row, const label i)
 const
{
    return i - index(row, 0);
}

// * * * * * * * * * * * * * * * Member Operators  * * * * * * * * * * * * * //

template<class T>
inline UList<T> CompactListList<T>::operator[](const label i)
{
    if (i == 0)
    {
        return UList<T>(m_.begin(), offsets_[i]);
    }
    else
    {
        return UList<T>(&m_[offsets_[i-1]], offsets_[i] - offsets_[i-1]);
    }
}

template<class T>
inline const UList<T> CompactListList<T>::operator[](const label i) const
{
    if (i == 0)
    {
        return UList<T>(m_.begin(), offsets_[i]);
    }
    else
    {
        return UList<T>(&m_[offsets_[i-1]], offsets_[i] - offsets_[i-1]);
    }
}


template<class T>
inline T& CompactListList<T>::operator()(const label i, const label j)
{
    return m_[index(i, j)];
}

template<class T>
inline const T& CompactListList<T>::operator()
(
    const label i,
    const label j
) const
{
    return m_[index(i, j)];
}


template<class T>
inline void CompactListList<T>::operator=(const T& t)
{
    m_ = t;
}


// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //

} // End namespace Foam

// ************************************************************************* //