nearestToCell.C
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5  \\ / A nd | Copyright (C) 2011-2016 OpenFOAM Foundation
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25 
26 #include "nearestToCell.H"
27 #include "polyMesh.H"
29 
30 // * * * * * * * * * * * * * * Static Data Members * * * * * * * * * * * * * //
31 
32 namespace Foam
33 {
34 
35 defineTypeNameAndDebug(nearestToCell, 0);
36 
37 addToRunTimeSelectionTable(topoSetSource, nearestToCell, word);
38 
39 addToRunTimeSelectionTable(topoSetSource, nearestToCell, istream);
40 
41 }
42 
43 
44 Foam::topoSetSource::addToUsageTable Foam::nearestToCell::usage_
45 (
46  nearestToCell::typeName,
47  "\n Usage: nearestToCell (pt0 .. ptn)\n\n"
48  " Select the nearest cell for each of the points pt0 ..ptn\n\n"
49 );
50 
51 
52 // * * * * * * * * * * * * * Private Member Functions * * * * * * * * * * * //
53 
54 void Foam::nearestToCell::combine(topoSet& set, const bool add) const
55 {
56  forAll(points_, pointi)
57  {
58  addOrDelete(set, mesh_.findNearestCell(points_[pointi]), add);
59  }
60 }
61 
62 
63 // * * * * * * * * * * * * * * * * Constructors * * * * * * * * * * * * * * //
64 
65 // Construct from components
67 (
68  const polyMesh& mesh,
69  const pointField& points
70 )
71 :
72  topoSetSource(mesh),
73  points_(points)
74 {}
75 
76 
77 // Construct from dictionary
79 (
80  const polyMesh& mesh,
81  const dictionary& dict
82 )
83 :
84  topoSetSource(mesh),
85  points_(dict.lookup("points"))
86 {}
87 
88 
89 // Construct from Istream
91 (
92  const polyMesh& mesh,
93  Istream& is
94 )
95 :
96  topoSetSource(mesh),
97  points_(checkIs(is))
98 {}
99 
100 
101 // * * * * * * * * * * * * * * * * Destructor * * * * * * * * * * * * * * * //
102 
104 {}
105 
106 
107 // * * * * * * * * * * * * * * * Member Functions * * * * * * * * * * * * * //
108 
110 (
111  const topoSetSource::setAction action,
112  topoSet& set
113 ) const
114 {
115  if ((action == topoSetSource::NEW) || (action == topoSetSource::ADD))
116  {
117  Info<< " Adding cells nearest to " << points_ << endl;
118 
119  combine(set, true);
120  }
121  else if (action == topoSetSource::DELETE)
122  {
123  Info<< " Removing cells nearest to " << points_ << endl;
124 
125  combine(set, false);
126  }
127 }
128 
129 
130 // ************************************************************************* //
#define forAll(list, i)
Loop across all elements in list.
Definition: UList.H:428
A list of keyword definitions, which are a keyword followed by any number of values (e...
Definition: dictionary.H:137
An Istream is an abstract base class for all input systems (streams, files, token lists etc)...
Definition: Istream.H:57
Ostream & endl(Ostream &os)
Add newline and flush stream.
Definition: Ostream.H:253
AccessType combine(const List< T > &, AccessOp aop=accessOp< T >())
Combines sublists into one big list.
Definition: ListListOps.C:34
Macros for easy insertion into run-time selection tables.
nearestToCell(const polyMesh &mesh, const pointField &points)
Construct from components.
Definition: nearestToCell.C:67
Base class of a source for a topoSet.
Definition: topoSetSource.H:63
setAction
Enumeration defining the valid actions.
Definition: topoSetSource.H:82
virtual void applyToSet(const topoSetSource::setAction action, topoSet &) const
void add(FieldField< Field1, typename typeOfSum< Type1, Type2 >::type > &f, const FieldField< Field1, Type1 > &f1, const FieldField< Field2, Type2 > &f2)
addToRunTimeSelectionTable(ensightPart, ensightPartCells, istream)
defineTypeNameAndDebug(combustionModel, 0)
General set of labels of mesh quantity (points, cells, faces).
Definition: topoSet.H:61
Class with constructor to add usage string to table.
virtual ~nearestToCell()
Destructor.
messageStream Info
Mesh consisting of general polyhedral cells.
Definition: polyMesh.H:74
Namespace for OpenFOAM.
ITstream & lookup(const word &, bool recursive=false, bool patternMatch=true) const
Find and return an entry data stream.
Definition: dictionary.C:451