FreeFOAM The Cross-Platform CFD Toolkit
matchPoints.H
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1 /*---------------------------------------------------------------------------*\
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3  \\ / F ield | OpenFOAM: The Open Source CFD Toolbox
4  \\ / O peration |
5  \\ / A nd | Copyright (C) 1991-2010 OpenCFD Ltd.
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23 
24 Description
25  Determine correspondence between points. See below.
26 
27 SourceFiles
28  matchPoints.C
29 
30 \*---------------------------------------------------------------------------*/
31 
32 #ifndef matchPoints_H
33 #define matchPoints_H
34 
35 #include <OpenFOAM/scalarField.H>
36 #include <OpenFOAM/pointField.H>
37 
38 // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
39 
40 namespace Foam
41 {
42 
43 /*---------------------------------------------------------------------------*\
44  Function matchPoints Declaration
45 \*---------------------------------------------------------------------------*/
46 
47 //- Determine correspondence between pointFields. Gets passed
48 // local matching distance per point. Returns map from 0 to 1. Returns
49 // true if found corresponding point in 1 for every point in 0; false
50 // otherwise. Compares mag(pt - origin) and does proper comparison for points
51 // with (almost) identical mag. pts0 can be subset of pts1.
52 bool matchPoints
53 (
54  const UList<point>& pts0,
55  const UList<point>& pts1,
56  const UList<scalar>& matchDistance,
57  const bool verbose,
58  labelList& from0To1,
59  const point& origin = point::zero
60 );
61 
62 } // End namespace Foam
63 
64 // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
65 
66 #endif
67 
68 // ************************ vim: set sw=4 sts=4 et: ************************ //