fvcMagSqrGradGrad.C
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5  \\ / A nd | Copyright (C) 2011 OpenFOAM Foundation
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25 
26 #include "fvcMagSqrGradGrad.H"
27 #include "fvcGrad.H"
28 #include "fvMesh.H"
29 
30 // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
31 
32 namespace Foam
33 {
34 
35 // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
36 
37 namespace fvc
38 {
39 
40 // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
41 
42 template<class Type>
43 tmp<volScalarField> magSqrGradGrad
44 (
46 )
47 {
48  tmp<volScalarField> tMagSqrGradGrad
49  (
51  );
52 
53  // Loop over other vector field components
54  for (direction cmpt = 1; cmpt < pTraits<Type>::nComponents; cmpt++)
55  {
56  tMagSqrGradGrad() += magSqr(fvc::grad(fvc::grad(vf.component(cmpt))))();
57  }
58 
59  return tMagSqrGradGrad;
60 }
61 
62 
63 template<class Type>
66 (
68 )
69 {
70  tmp<volScalarField> tMagSqrGradGrad(fvc::magSqrGradGrad(tvf()));
71  tvf.clear();
72  return tMagSqrGradGrad;
73 }
74 
75 
76 // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
77 
78 } // End namespace fvc
79 
80 // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
81 
82 } // End namespace Foam
83 
84 // ************************************************************************* //
unsigned char direction
Definition: direction.H:43
dimensioned< scalar > magSqr(const dimensioned< Type > &)
tmp< volScalarField > magSqrGradGrad(const GeometricField< Type, fvPatchField, volMesh > &vf)
Namespace for OpenFOAM.
Calculate the gradient of the given field.
tmp< GeometricField< cmptType, PatchField, GeoMesh > > component(const direction) const
Return a component of the field.
Generic GeometricField class.
Calculate the magnitiude of the square of the gradient of the gradient of the given volField...
tmp< GeometricField< typename outerProduct< vector, Type >::type, fvPatchField, volMesh >> grad(const GeometricField< Type, fvsPatchField, surfaceMesh > &ssf)
Definition: fvcGrad.C:52
A class for managing temporary objects.
Definition: PtrList.H:118