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/*---------------------------------------------------------------------------*\
========= |
\\ / F ield | OpenFOAM: The Open Source CFD Toolbox
\\ / O peration | Website: https://openfoam.org
\\ / A nd | Copyright (C) 2011-2018 OpenFOAM Foundation
\\/ 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/>.
Typedef
Foam::uLabel
Description
A uLabel is an uint32_t or uint64_t as specified by the pre-processor macro
WM_LABEL_SIZE.
A readLabel function is defined so that uLabel can be constructed from
Istream.
\*---------------------------------------------------------------------------*/
#ifndef uLabel_H
#define uLabel_H
#include "uint.H"
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
#define UINT_ADD_SIZE(x,s,y) x ## s ## y
#define UINT_ADD_DEF_SIZE(x,s,y) UINT_ADD_SIZE(x,s,y)
#define UINT_SIZE(x,y) UINT_ADD_DEF_SIZE(x,WM_LABEL_SIZE,y)
#if WM_LABEL_SIZE != 32 && WM_LABEL_SIZE != 64
#error "uLabel.H: WM_LABEL_SIZE must be set to either 32 or 64"
#endif
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
namespace Foam
{
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
typedef UINT_SIZE(uint, _t) uLabel;
static const uLabel uLabelMax = UINT_SIZE(UINT, _MAX);
inline uLabel readULabel(Istream& is)
{
return UINT_SIZE(readUint,) (is);
}
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
//- Raise one uLabel to the power of another
uLabel pow(uLabel a, uLabel b);
//- Evaluate n! : 0 < n <= 12
uLabel factorial(uLabel n);
inline uLabel& setComponent(uLabel& l, const direction)
{
return l;
}
inline uLabel component(const uLabel l, const direction)
{
return l;
}
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
} // End namespace Foam
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
#undef UINT_ADD_SIZE
#undef UINT_ADD_DEF_SIZE
#undef UINT_SIZE
#endif
// ************************************************************************* //