downwind.H
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3  \\ / F ield | OpenFOAM: The Open Source CFD Toolbox
4  \\ / O peration |
5  \\ / A nd | Copyright (C) 2011 OpenFOAM Foundation
6  \\/ M anipulation |
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23 
24 Class
25  Foam::downwind
26 
27 Description
28  Downwind differencing scheme class.
29 
30 SourceFiles
31  downwind.C
32 
33 \*---------------------------------------------------------------------------*/
34 
35 #ifndef downwind_H
36 #define downwind_H
37 
39 #include "volFields.H"
40 #include "surfaceFields.H"
41 
42 // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
43 
44 namespace Foam
45 {
46 
47 /*---------------------------------------------------------------------------*\
48  Class downwind Declaration
49 \*---------------------------------------------------------------------------*/
50 
51 template<class Type>
52 class downwind
53 :
54  public surfaceInterpolationScheme<Type>
55 {
56  // Private data
57 
58  const surfaceScalarField& faceFlux_;
59 
60 
61  // Private Member Functions
62 
63  //- Disallow default bitwise assignment
64  void operator=(const downwind&);
65 
66 
67 public:
68 
69  //- Runtime type information
70  TypeName("downwind");
71 
72 
73  // Constructors
74 
75  //- Construct from faceFlux
77  (
78  const fvMesh& mesh,
79  const surfaceScalarField& faceFlux
80  )
81  :
82  surfaceInterpolationScheme<Type>(mesh),
83  faceFlux_(faceFlux)
84  {}
85 
86  //- Construct from Istream.
87  // The name of the flux field is read from the Istream and looked-up
88  // from the mesh objectRegistry
90  (
91  const fvMesh& mesh,
92  Istream& is
93  )
94  :
95  surfaceInterpolationScheme<Type>(mesh),
96  faceFlux_
97  (
98  mesh.lookupObject<surfaceScalarField>
99  (
100  word(is)
101  )
102  )
103  {}
104 
105  //- Construct from faceFlux and Istream
107  (
108  const fvMesh& mesh,
109  const surfaceScalarField& faceFlux,
110  Istream&
111  )
112  :
113  surfaceInterpolationScheme<Type>(mesh),
114  faceFlux_(faceFlux)
115  {}
116 
117 
118  // Member Functions
119 
120  //- Return the interpolation weighting factors
122  (
124  ) const
125  {
126  return neg(faceFlux_);
127  }
128 };
129 
130 
131 // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
132 
133 } // End namespace Foam
134 
135 // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
136 
137 #endif
138 
139 // ************************************************************************* //
Foam::surfaceFields.
virtual tmp< surfaceScalarField > weights(const GeometricField< Type, fvPatchField, volMesh > &) const
Return the interpolation weighting factors.
Definition: downwind.H:121
Downwind differencing scheme class.
Definition: downwind.H:51
An Istream is an abstract base class for all input systems (streams, files, token lists etc)...
Definition: Istream.H:57
downwind(const fvMesh &mesh, const surfaceScalarField &faceFlux)
Construct from faceFlux.
Definition: downwind.H:76
dimensionedScalar neg(const dimensionedScalar &ds)
A class for handling words, derived from string.
Definition: word.H:59
TypeName("downwind")
Runtime type information.
Mesh data needed to do the Finite Volume discretisation.
Definition: fvMesh.H:78
A class for managing temporary objects.
Definition: PtrList.H:54
Abstract base class for surface interpolation schemes.
Namespace for OpenFOAM.