FreeFOAM The Cross-Platform CFD Toolkit
linear.H
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23 
24 Class
25  Foam::linear
26 
27 Description
28  Central-differencing interpolation scheme class
29 
30 SourceFiles
31  linear.C
32 
33 \*---------------------------------------------------------------------------*/
34 
35 #ifndef linear_H
36 #define linear_H
37 
39 #include <finiteVolume/volFields.H>
40 
41 // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
42 
43 namespace Foam
44 {
45 
46 /*---------------------------------------------------------------------------*\
47  Class linear Declaration
48 \*---------------------------------------------------------------------------*/
49 
50 template<class Type>
51 class linear
52 :
53  public surfaceInterpolationScheme<Type>
54 {
55  // Private Member Functions
56 
57  //- Disallow default bitwise assignment
58  void operator=(const linear&);
59 
60 
61 public:
62 
63  //- Runtime type information
64  TypeName("linear");
65 
66 
67  // Constructors
68 
69  //- Construct from mesh
70  linear(const fvMesh& mesh)
71  :
72  surfaceInterpolationScheme<Type>(mesh)
73  {}
74 
75  //- Construct from Istream
77  :
78  surfaceInterpolationScheme<Type>(mesh)
79  {}
80 
81  //- Construct from faceFlux and Istream
82  linear
83  (
84  const fvMesh& mesh,
85  const surfaceScalarField&,
86  Istream&
87  )
88  :
90  {}
91 
92 
93  // Member Functions
94 
95  //- Return the interpolation weighting factors
97  (
99  ) const
100  {
101  return this->mesh().surfaceInterpolation::weights();
102  }
103 };
104 
105 
106 template<class Type>
107 tmp<GeometricField<Type, fvsPatchField, surfaceMesh> >
109 {
111  (
112  vf,
113  vf.mesh().surfaceInterpolation::weights()
114  );
115 }
116 
117 
118 template<class Type>
119 tmp<GeometricField<Type, fvsPatchField, surfaceMesh> >
121 {
123  linearInterpolate(tvf());
124  tvf.clear();
125  return tinterp;
126 }
127 
128 
129 // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
130 
131 } // End namespace Foam
132 
133 // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
134 
135 #endif
136 
137 // ************************ vim: set sw=4 sts=4 et: ************************ //