FreeFOAM The Cross-Platform CFD Toolkit
fvcCurl.C
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4  \\ / O peration |
5  \\ / A nd | Copyright (C) 1991-2010 OpenCFD Ltd.
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23 
24 Description
25 
26 
27 \*---------------------------------------------------------------------------*/
28 
29 #include "fvcCurl.H"
30 #include "fvcGrad.H"
31 #include <finiteVolume/fvMesh.H>
32 
33 // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
34 
35 namespace Foam
36 {
37 
38 // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
39 
40 namespace fvc
41 {
42 
43 // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
44 
45 template<class Type>
46 tmp<GeometricField<Type, fvPatchField, volMesh> >
47 curl
48 (
50 )
51 {
52  word nameCurlVf = "curl(" + vf.name() + ')';
53 
54  // Gausses theorem curl
55  // tmp<GeometricField<Type, fvPatchField, volMesh> > tcurlVf =
56  // fvc::surfaceIntegrate(vf.mesh().Sf() ^ fvc::interpolate(vf));
57 
58  // Calculate curl as the Hodge dual of the skew-symmetric part of grad
60  2.0*(*skew(fvc::grad(vf, nameCurlVf)));
61 
62  tcurlVf().rename(nameCurlVf);
63 
64  return tcurlVf;
65 }
66 
67 
68 template<class Type>
70 curl
71 (
73 )
74 {
76  tvf.clear();
77  return Curl;
78 }
79 
80 
81 // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
82 
83 } // End namespace fvc
84 
85 // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
86 
87 } // End namespace Foam
88 
89 // ************************ vim: set sw=4 sts=4 et: ************************ //