1 /*---------------------------------------------------------------------------*\
3 \\ / F ield | OpenFOAM: The Open Source CFD Toolbox
5 \\ / A nd | Copyright (C) 2011 OpenFOAM Foundation
7 -------------------------------------------------------------------------------
9 This file is part of OpenFOAM.
11 OpenFOAM is free software: you can redistribute it and/or modify it
12 under the terms of the GNU General Public License as published by
13 the Free Software Foundation, either version 3 of the License, or
14 (at your option) any later version.
16 OpenFOAM is distributed in the hope that it will be useful, but WITHOUT
17 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
18 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
21 You should have received a copy of the GNU General Public License
22 along with OpenFOAM. If not, see <http://www.gnu.org/licenses/>.
24 \*---------------------------------------------------------------------------*/
29 // * * * * * * * * * * * * * * Static Data Members * * * * * * * * * * * * * //
31 const Foam::labelList Foam::emptyLabelList = Foam::labelList(0);
34 // * * * * * * * * * * * * * * * Global Functions * * * * * * * * * * * * * //
36 Foam::labelList Foam::invert
42 labelList inverse(len, -1);
46 label newPos = map[i];
50 if (inverse[newPos] >= 0)
52 FatalErrorIn("invert(const label, const labelUList&)")
53 << "Map is not one-to-one. At index " << i
54 << " element " << newPos << " has already occurred before"
55 << nl << "Please use invertOneToMany instead"
66 Foam::labelListList Foam::invertOneToMany
72 labelList nElems(len, 0);
82 labelListList inverse(len);
86 inverse[i].setSize(nElems[i]);
96 inverse[newI][nElems[newI]++] = i;
104 Foam::labelList Foam::identity(const label len)
116 // ************************************************************************* //