Pxyz.C
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27 
28 #include "Pxyz.H"
29 #include "rigidBodyModel.H"
31 
32 // * * * * * * * * * * * * * * Static Data Members * * * * * * * * * * * * * //
33 
34 namespace Foam
35 {
36 namespace RBD
37 {
38 namespace joints
39 {
40  defineTypeNameAndDebug(Pxyz, 0);
41 
43  (
44  joint,
45  Pxyz,
46  dictionary
47  );
48 }
49 }
50 }
51 
52 
53 // * * * * * * * * * * * * * * * * Constructors * * * * * * * * * * * * * * //
54 
56 :
57  joint(3)
58 {
59  S_[0] = spatialVector(0, 0, 0, 1, 0, 0);
60  S_[1] = spatialVector(0, 0, 0, 0, 1, 0);
61  S_[2] = spatialVector(0, 0, 0, 0, 0, 1);
62 }
63 
64 
66 :
67  joint(3)
68 {
69  S_[0] = spatialVector(0, 0, 0, 1, 0, 0);
70  S_[1] = spatialVector(0, 0, 0, 0, 1, 0);
71  S_[2] = spatialVector(0, 0, 0, 0, 0, 1);
72 }
73 
74 
76 {
77  return autoPtr<joint>(new Pxyz(*this));
78 }
79 
80 
81 // * * * * * * * * * * * * * * * * Destructor * * * * * * * * * * * * * * * //
82 
84 {}
85 
86 
87 // * * * * * * * * * * * * * * Member Functions * * * * * * * * * * * * * * //
88 
90 (
91  joint::XSvc& J,
92  const scalarField& q,
93  const scalarField& qDot
94 ) const
95 {
96  J.X.E() = tensor::I;
97  J.X.r() = q.block<vector>(qIndex_);
98 
99  J.S = Zero;
100  J.S(3,0) = 1;
101  J.S(4,1) = 1;
102  J.S(5,2) = 1;
103 
104  J.v = spatialVector(Zero, qDot.block<vector>(qIndex_));
105  J.c = Zero;
106 }
107 
108 
109 // ************************************************************************* //
Abstract base-class for all rigid-body joints.
Definition: joint.H:81
dictionary dict
A list of keyword definitions, which are a keyword followed by a number of values (eg...
Definition: dictionary.H:129
spatialVector v
The constrained joint velocity.
Definition: joint.H:157
compactSpatialTensor S
The joint motion sub-space (3-DoF)
Definition: joint.H:147
defineTypeNameAndDebug(composite, 0)
addToRunTimeSelectionTable(joint, composite, dictionary)
Pxyz()
Construct for given model.
Definition: Pxyz.C:48
spatialVector c
The constrained joint acceleration correction.
Definition: joint.H:164
const vector & r() const
Return the translation vector.
Macros for easy insertion into run-time selection tables.
virtual autoPtr< joint > clone() const
Clone this joint.
Definition: Pxyz.C:68
virtual ~Pxyz()
Destructor.
Definition: Pxyz.C:76
Joint state returned by jcalc.
Definition: joint.H:135
static const Identity< scalar > I
Definition: Identity.H:100
SpatialVector< scalar > spatialVector
SpatialVector of scalars.
Definition: spatialVector.H:46
VSForm block(const label start) const
Definition: Field.C:699
virtual void jcalc(joint::XSvc &J, const scalarField &q, const scalarField &qDot) const
Update the model state for this joint.
Definition: Pxyz.C:83
A Vector of values with scalar precision, where scalar is float/double depending on the compilation f...
spatialTransform X
The joint transformation.
Definition: joint.H:142
const tensor & E() const
Return the rotation tensor.
Pointer management similar to std::unique_ptr, with some additional methods and type checking...
Definition: HashPtrTable.H:48
Namespace for OpenFOAM.
static constexpr const zero Zero
Global zero (0)
Definition: zero.H:127