contiguous.H

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/*---------------------------------------------------------------------------*\
  =========                 |
  \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox
   \\    /   O peration     |
    \\  /    A nd           | Copyright (C) 1991-2010 OpenCFD Ltd.
     \\/     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 3 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, see <http://www.gnu.org/licenses/>.

InClass
    Foam::contiguous

Description
    Template function to specify if the data of a type are contiguous.

    The default function specifies that data are not contiguous.
    This is specialised for the types (eg, primitives) with contiguous data.

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

#ifndef contiguous_H
#define contiguous_H

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

namespace Foam
{

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

// Forward declaration of friend functions and operators
template<class T, unsigned Size> class FixedList;
template<class T> class Pair;


//- Assume the data associated with type T are not contiguous
template<class T>
inline bool contiguous()                                   {return false;}


// Data associated with primitive types (and simple fixed size containers
//  - only size 2 defined here) are contiguous

template<>
inline bool contiguous<bool>()                              {return true;}
template<>
inline bool contiguous<FixedList<bool, 2> >()               {return true;}
template<>
inline bool contiguous<Pair<bool> >()                       {return true;}

template<>
inline bool contiguous<char>()                              {return true;}
template<>
inline bool contiguous<FixedList<char, 2> >()               {return true;}
template<>
inline bool contiguous<Pair<char> >()                       {return true;}

template<>
inline bool contiguous<unsigned char>()                     {return true;}
template<>
inline bool contiguous<FixedList<unsigned char, 2> >()      {return true;}
template<>
inline bool contiguous<Pair<unsigned char> >()              {return true;}

template<>
inline bool contiguous<short>()                             {return true;}
template<>
inline bool contiguous<FixedList<short, 2> >()              {return true;}
template<>
inline bool contiguous<Pair<short> >()                      {return true;}

template<>
inline bool contiguous<unsigned short>()                    {return true;}
template<>
inline bool contiguous<FixedList<unsigned short, 2> >()     {return true;}
template<>
inline bool contiguous<Pair<unsigned short> >()             {return true;}

template<>
inline bool contiguous<int>()                               {return true;}
template<>
inline bool contiguous<FixedList<int, 2> >()                {return true;}
template<>
inline bool contiguous<Pair<int> >()                        {return true;}

template<>
inline bool contiguous<unsigned int>()                      {return true;}
template<>
inline bool contiguous<FixedList<unsigned int, 2> >()       {return true;}
template<>
inline bool contiguous<Pair<unsigned int> >()               {return true;}

template<>
inline bool contiguous<long>()                              {return true;}
template<>
inline bool contiguous<FixedList<long, 2> >()               {return true;}
template<>
inline bool contiguous<Pair<long> >()                       {return true;}

template<>
inline bool contiguous<unsigned long>()                     {return true;}
template<>
inline bool contiguous<FixedList<unsigned long, 2> >()      {return true;}
template<>
inline bool contiguous<Pair<unsigned long> >()              {return true;}

template<>
inline bool contiguous<long long>()                         {return true;}
template<>
inline bool contiguous<FixedList<long long, 2> >()          {return true;}
template<>
inline bool contiguous<Pair<long long> >()                  {return true;}

template<>
inline bool contiguous<unsigned long long>()                {return true;}
template<>
inline bool contiguous<FixedList<unsigned long long, 2> >() {return true;}
template<>
inline bool contiguous<Pair<unsigned long long> >()         {return true;}

template<>
inline bool contiguous<float>()                             {return true;}
template<>
inline bool contiguous<FixedList<float, 2> >()              {return true;}
template<>
inline bool contiguous<Pair<float> >()                      {return true;}

template<>
inline bool contiguous<double>()                            {return true;}
template<>
inline bool contiguous<FixedList<double, 2> >()             {return true;}
template<>
inline bool contiguous<Pair<double> >()                     {return true;}

template<>
inline bool contiguous<long double>()                       {return true;}
template<>
inline bool contiguous<FixedList<long double, 2> >()        {return true;}
template<>
inline bool contiguous<Pair<long double> >()                {return true;}


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

} // End namespace Foam

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

#endif

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