globalIndexI.H 3.16 KB
Newer Older
1
2
3
4
/*---------------------------------------------------------------------------*\
  =========                 |
  \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox
   \\    /   O peration     |
5
    \\  /    A nd           | Copyright (C) 2011 OpenFOAM Foundation
6
7
8
9
10
     \\/     M anipulation  |
-------------------------------------------------------------------------------
License
    This file is part of OpenFOAM.

11
12
13
14
    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.
15
16
17
18
19
20
21

    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
22
    along with OpenFOAM.  If not, see <http://www.gnu.org/licenses/>.
23
24
25
26
27
28
29

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

#include "ListOps.H"

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

30
inline Foam::label Foam::globalIndex::offset(const label procI) const
31
{
mattijs's avatar
mattijs committed
32
    return offsets_[procI];
33
34
35
}


mattijs's avatar
mattijs committed
36
inline Foam::label Foam::globalIndex::localSize(const label procI) const
mattijs's avatar
mattijs committed
37
{
mattijs's avatar
mattijs committed
38
    return offsets_[procI+1] - offsets_[procI];
mattijs's avatar
mattijs committed
39
40
41
}


mattijs's avatar
mattijs committed
42
43
44
45
46
47
inline Foam::label Foam::globalIndex::localSize() const
{
    return localSize(Pstream::myProcNo());
}


48
49
inline Foam::label Foam::globalIndex::size() const
{
mattijs's avatar
mattijs committed
50
    return offsets_[Pstream::nProcs()];
51
52
53
}


54
55
56
57
58
59
inline Foam::label Foam::globalIndex::toGlobal
(
    const label procI,
    const label i
) const
{
mattijs's avatar
mattijs committed
60
    return i + offsets_[procI];
61
62
63
}


64
65
inline Foam::label Foam::globalIndex::toGlobal(const label i) const
{
66
    return toGlobal(Pstream::myProcNo(), i);
67
68
}

69

70
//- Is on local processor
71
inline bool Foam::globalIndex::isLocal(const label procI, const label i) const
72
{
mattijs's avatar
mattijs committed
73
    return i >= offsets_[procI] && i < offsets_[procI+1];
74
75
76
77
78
79
}


inline bool Foam::globalIndex::isLocal(const label i) const
{
    return isLocal(Pstream::myProcNo(), i);
80
81
82
83
}


inline Foam::label Foam::globalIndex::toLocal(const label procI, const label i)
84
const
85
{
mattijs's avatar
mattijs committed
86
    label localI = i - offsets_[procI];
87

mattijs's avatar
mattijs committed
88
    if (localI < 0 || i >= offsets_[procI+1])
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
    {
        FatalErrorIn("globalIndex::toLocal(const label, const label)")
            << "Global " << i << " does not belong on processor "
            << procI << endl << "Offsets:" << offsets_
            << abort(FatalError);
    }
    return localI;
}


inline Foam::label Foam::globalIndex::toLocal(const label i) const
{
    return toLocal(Pstream::myProcNo(), i);
}


inline Foam::label Foam::globalIndex::whichProcID(const label i) const
{
mattijs's avatar
mattijs committed
107
    if (i < 0 || i >= offsets_[Pstream::nProcs()])
108
109
110
111
112
113
114
    {
        FatalErrorIn("globalIndex::whichProcID(const label)")
            << "Global " << i << " does not belong on any processor."
            << " Offsets:" << offsets_
            << abort(FatalError);
    }

mattijs's avatar
mattijs committed
115
    return findLower(offsets_, i+1);
116
117
118
119
}


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