nearWallDist.C
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25 
26 #include "nearWallDist.H"
27 #include "fvMesh.H"
28 #include "cellDistFuncs.H"
29 #include "wallFvPatch.H"
30 #include "surfaceFields.H"
31 
32 // * * * * * * * * * * * * * Private Member Functions * * * * * * * * * * * //
33 
34 void Foam::nearWallDist::calculate()
35 {
36  cellDistFuncs wallUtils(mesh_);
37 
38  // Get patch ids of walls
39  labelHashSet wallPatchIDs(wallUtils.getPatchIDs<wallPolyPatch>());
40 
41  // Size neighbours array for maximum possible
42 
43  labelList neighbours(wallUtils.maxPatchSize(wallPatchIDs));
44 
45 
46  // Correct all cells with face on wall
47 
48  const volVectorField& cellCentres = mesh_.C();
49 
50  forAll(mesh_.boundary(), patchI)
51  {
52  fvPatchScalarField& ypatch = operator[](patchI);
53 
54  const fvPatch& patch = mesh_.boundary()[patchI];
55 
56  if (isA<wallFvPatch>(patch))
57  {
58  const polyPatch& pPatch = patch.patch();
59 
60  const labelUList& faceCells = patch.faceCells();
61 
62  // Check cells with face on wall
63  forAll(patch, patchFaceI)
64  {
65  label nNeighbours = wallUtils.getPointNeighbours
66  (
67  pPatch,
68  patchFaceI,
69  neighbours
70  );
71 
72  label minFaceI = -1;
73 
74  ypatch[patchFaceI] = wallUtils.smallestDist
75  (
76  cellCentres[faceCells[patchFaceI]],
77  pPatch,
78  nNeighbours,
79  neighbours,
80  minFaceI
81  );
82  }
83  }
84  else
85  {
86  ypatch = 0.0;
87  }
88  }
89 }
90 
91 
92 // * * * * * * * * * * * * * * * * Constructors * * * * * * * * * * * * * * //
93 
94 Foam::nearWallDist::nearWallDist(const Foam::fvMesh& mesh)
95 :
96  volScalarField::GeometricBoundaryField
97  (
98  mesh.boundary(),
99  mesh.V(), // Dummy internal field,
100  calculatedFvPatchScalarField::typeName
101  ),
102  mesh_(mesh)
103 {
104  calculate();
105 }
106 
107 
108 // * * * * * * * * * * * * * * * * Destructor * * * * * * * * * * * * * * * //
109 
111 {}
112 
113 
114 // * * * * * * * * * * * * * * * Member Functions * * * * * * * * * * * * * //
115 
117 {
118  if (mesh_.topoChanging())
119  {
120  const DimensionedField<scalar, volMesh>& V = mesh_.V();
121  const fvBoundaryMesh& bnd = mesh_.boundary();
122 
123  this->setSize(bnd.size());
124  forAll(*this, patchI)
125  {
126  this->set
127  (
128  patchI,
130  (
131  calculatedFvPatchScalarField::typeName,
132  bnd[patchI],
133  V
134  )
135  );
136  }
137  }
138 
139  calculate();
140 }
141 
142 
143 // ************************************************************************* //
virtual ~nearWallDist()
Destructor.
Definition: nearWallDist.C:110
faceListList boundary(nPatches)
UList< label > labelUList
Definition: UList.H:63
Mesh data needed to do the Finite Volume discretisation.
Definition: fvMesh.H:78
Foam::surfaceFields.
label size() const
Return the number of elements in the PtrList.
Definition: PtrListI.H:32
Field with dimensions and associated with geometry type GeoMesh which is used to size the field and a...
virtual void correct()
Correct for mesh geom/topo changes.
Definition: nearWallDist.C:116
const DimensionedField< scalar, volMesh > & V() const
Return cell volumes.
Foam::fvBoundaryMesh.
intWM_LABEL_SIZE_t label
A label is an int32_t or int64_t as specified by the pre-processor macro WM_LABEL_SIZE.
Definition: label.H:59
bool topoChanging() const
Is mesh topology changing.
Definition: polyMesh.H:507
dynamicFvMesh & mesh
static tmp< fvPatchField< Type > > New(const word &, const fvPatch &, const DimensionedField< Type, volMesh > &)
Return a pointer to a new patchField created on freestore given.
const volVectorField & C() const
Return cell centres as volVectorField.
#define forAll(list, i)
Definition: UList.H:421
fvPatchField< scalar > fvPatchScalarField
HashSet< label, Hash< label > > labelHashSet
A HashSet with label keys.
Definition: HashSet.H:210
GeometricField< vector, fvPatchField, volMesh > volVectorField
Definition: volFieldsFwd.H:55
points setSize(newPointi)
List< label > labelList
A List of labels.
Definition: labelList.H:56
const fvBoundaryMesh & boundary() const
Return reference to boundary mesh.
Definition: fvMesh.C:552