The open source CFD toolbox
cuboidI.H
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27
28// * * * * * * * * * * * * * Private Member Functions * * * * * * * * * * * //
29
31(
32 const scalar m,
33 const vector& L
34) const
35{
36 const scalar mBy12 = m/12.0;
37 const scalar mSqrLx = mBy12*sqr(L.x());
38 const scalar mSqrLy = mBy12*sqr(L.y());
39 const scalar mSqrLz = mBy12*sqr(L.z());
40
41 return symmTensor
42 (
43 mSqrLy + mSqrLz, 0, 0,
44 mSqrLx + mSqrLz, 0,
45 mSqrLx + mSqrLy
46 );
47}
48
49
50// * * * * * * * * * * * * * * * * Constructors * * * * * * * * * * * * * * //
51
53(
54 const word& name,
55 const scalar m,
56 const vector& c,
57 const vector& L
58)
59:
60 rigidBody(name, m, c, I(m, L)),
61 L_(L)
62{}
63
64
66(
67 const word& name,
68 const dictionary& dict
69)
70:
72 L_(dict.get<vector>("L"))
73{
74 const scalar m(dict.get<scalar>("mass"));
75 const vector c(dict.get<vector>("centreOfMass"));
77}
78
79
80// * * * * * * * * * * * * * * Member Functions * * * * * * * * * * * * * * //
81
83{
84 return L_;
85}
86
87
88// ************************************************************************* //
const vector & L() const
Return the lengths of the sides of the cuboid.
Definition: cuboidI.H:82
const vector & c() const
Return the centre of mass of the rigid-body.
scalar m() const
Return the mass of the rigid-body.
A list of keyword definitions, which are a keyword followed by a number of values (eg,...
Definition: dictionary.H:126
T get(const word &keyword, enum keyType::option matchOpt=keyType::REGEX) const
void operator=(const ObukhovLength &)=delete
No copy assignment.
static const vectorTensorTransform I
A Vector of values with scalar precision, where scalar is float/double depending on the compilation f...
A class for handling words, derived from Foam::string.
Definition: word.H:68
dimensionedSymmTensor sqr(const dimensionedVector &dv)
SymmTensor< scalar > symmTensor
SymmTensor of scalars, i.e. SymmTensor<scalar>.
Definition: symmTensor.H:59
static const Identity< scalar > I
Definition: Identity.H:94
word name(const expressions::valueTypeCode typeCode)
A word representation of a valueTypeCode. Empty for INVALID.
Definition: exprTraits.C:59
dictionary dict
const vector L(dict.get< vector >("L"))