FreeFOAM The Cross-Platform CFD Toolkit
angularOscillatingVelocityPointPatchVectorField.C
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25 
29 #include <OpenFOAM/Time.H>
30 #include <OpenFOAM/polyMesh.H>
31 
32 // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
33 
34 namespace Foam
35 {
36 
37 // * * * * * * * * * * * * * * * * Constructors * * * * * * * * * * * * * * //
38 
41 (
42  const pointPatch& p,
44 )
45 :
47  axis_(vector::zero),
48  origin_(vector::zero),
49  angle0_(0.0),
50  amplitude_(0.0),
51  omega_(0.0),
52  p0_(p.localPoints())
53 {}
54 
55 
58 (
59  const pointPatch& p,
61  const dictionary& dict
62 )
63 :
65  axis_(dict.lookup("axis")),
66  origin_(dict.lookup("origin")),
67  angle0_(readScalar(dict.lookup("angle0"))),
68  amplitude_(readScalar(dict.lookup("amplitude"))),
69  omega_(readScalar(dict.lookup("omega")))
70 {
71  if (!dict.found("value"))
72  {
73  updateCoeffs();
74  }
75 
76  if (dict.found("p0"))
77  {
78  p0_ = vectorField("p0", dict , p.size());
79  }
80  else
81  {
82  p0_ = p.localPoints();
83  }
84 }
85 
86 
89 (
91  const pointPatch& p,
93  const pointPatchFieldMapper& mapper
94 )
95 :
96  fixedValuePointPatchField<vector>(ptf, p, iF, mapper),
97  axis_(ptf.axis_),
98  origin_(ptf.origin_),
99  angle0_(ptf.angle0_),
100  amplitude_(ptf.amplitude_),
101  omega_(ptf.omega_),
102  p0_(ptf.p0_)
103 {}
104 
105 
108 (
111 )
112 :
114  axis_(ptf.axis_),
115  origin_(ptf.origin_),
116  angle0_(ptf.angle0_),
117  amplitude_(ptf.amplitude_),
118  omega_(ptf.omega_),
119  p0_(ptf.p0_)
120 {}
121 
122 
123 // * * * * * * * * * * * * * * * Member Functions * * * * * * * * * * * * * //
124 
126 (
127  const pointPatchFieldMapper& m
128 )
129 {
131 
132  p0_.autoMap(m);
133 }
134 
135 
137 (
138  const pointPatchField<vector>& ptf,
139  const labelList& addr
140 )
141 {
143  refCast<const angularOscillatingVelocityPointPatchVectorField>(ptf);
144 
146 
147  p0_.rmap(aOVptf.p0_, addr);
148 }
149 
150 
152 {
153  if (this->updated())
154  {
155  return;
156  }
157 
158  const polyMesh& mesh = this->dimensionedInternalField().mesh()();
159  const Time& t = mesh.time();
160  const pointPatch& p = this->patch();
161 
162  scalar angle = angle0_ + amplitude_*sin(omega_*t.value());
163  vector axisHat = axis_/mag(axis_);
164  vectorField p0Rel = p0_ - origin_;
165 
167  (
168  (
169  p0_
170  + p0Rel*(cos(angle) - 1)
171  + (axisHat ^ p0Rel*sin(angle))
172  + (axisHat & p0Rel)*(1 - cos(angle))*axisHat
173  - p.localPoints()
174  )/t.deltaTValue()
175  );
176 
178 }
179 
180 
182 (
183  Ostream& os
184 ) const
185 {
187  os.writeKeyword("axis")
188  << axis_ << token::END_STATEMENT << nl;
189  os.writeKeyword("origin")
190  << origin_ << token::END_STATEMENT << nl;
191  os.writeKeyword("angle0")
192  << angle0_ << token::END_STATEMENT << nl;
193  os.writeKeyword("amplitude")
194  << amplitude_ << token::END_STATEMENT << nl;
195  os.writeKeyword("omega")
196  << omega_ << token::END_STATEMENT << nl;
197  p0_.writeEntry("p0", os);
198  writeEntry("value", os);
199 }
200 
201 
202 // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
203 
205 (
208 );
209 
210 // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
211 
212 } // End namespace Foam
213 
214 // ************************ vim: set sw=4 sts=4 et: ************************ //