FreeFOAM The Cross-Platform CFD Toolkit
nearWallDistNoSearch.C
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25 
26 #include "nearWallDistNoSearch.H"
27 #include <finiteVolume/fvMesh.H>
28 #include <meshTools/wallPoint.H>
31 
32 // * * * * * * * * * * * * * Private Member Functions * * * * * * * * * * * //
33 
34 void Foam::nearWallDistNoSearch::doAll()
35 {
36  const volVectorField& cellCentres = mesh_.C();
37  const fvPatchList& patches = mesh_.boundary();
38 
39  forAll(patches, patchI)
40  {
41  fvPatchScalarField& ypatch = operator[](patchI);
42 
43  if (isA<wallFvPatch>(patches[patchI]))
44  {
45  const unallocLabelList& faceCells = patches[patchI].faceCells();
46 
47  const fvPatchVectorField& patchCentres
48  = cellCentres.boundaryField()[patchI];
49 
50  const fvsPatchVectorField& Apatch
51  = mesh_.Sf().boundaryField()[patchI];
52 
53  const fvsPatchScalarField& magApatch
54  = mesh_.magSf().boundaryField()[patchI];
55 
56  forAll(patchCentres, facei)
57  {
58  ypatch[facei] =
59  (
60  Apatch[facei] &
61  (
62  patchCentres[facei]
63  - cellCentres[faceCells[facei]]
64  )
65  )/magApatch[facei];
66  }
67  }
68  else
69  {
70  ypatch = 0.0;
71  }
72  }
73 }
74 
75 
76 // * * * * * * * * * * * * * * * * Constructors * * * * * * * * * * * * * * //
77 
78 Foam::nearWallDistNoSearch::nearWallDistNoSearch(const Foam::fvMesh& mesh)
79 :
80  volScalarField::GeometricBoundaryField
81  (
82  mesh.boundary(),
83  mesh.V(), // Dummy internal field
84  calculatedFvPatchScalarField::typeName
85  ),
86  mesh_(mesh)
87 {
88  doAll();
89 }
90 
91 
92 // * * * * * * * * * * * * * * * * Destructor * * * * * * * * * * * * * * * //
93 
95 {}
96 
97 
98 // * * * * * * * * * * * * * * * Member Functions * * * * * * * * * * * * * //
99 
101 {
102  if (mesh_.changing())
103  {
104  // Update size of GeometricBoundaryField
105  forAll(mesh_.boundary(), patchI)
106  {
107  operator[](patchI).setSize(mesh_.boundary()[patchI].size());
108  }
109  }
110 
111  doAll();
112 }
113 
114 
115 // ************************ vim: set sw=4 sts=4 et: ************************ //