angularOscillatingVelocityPointPatchVectorField.C
Go to the documentation of this file.
1 /*---------------------------------------------------------------------------*\
2  ========= |
3  \\ / F ield | OpenFOAM: The Open Source CFD Toolbox
4  \\ / O peration |
5  \\ / A nd | Copyright (C) 2011 OpenFOAM Foundation
6  \\/ M anipulation |
7 -------------------------------------------------------------------------------
8 License
9  This file is part of OpenFOAM.
10 
11  OpenFOAM is free software: you can redistribute it and/or modify it
12  under the terms of the GNU General Public License as published by
13  the Free Software Foundation, either version 3 of the License, or
14  (at your option) any later version.
15 
16  OpenFOAM is distributed in the hope that it will be useful, but WITHOUT
17  ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
18  FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
19  for more details.
20 
21  You should have received a copy of the GNU General Public License
22  along with OpenFOAM. If not, see <http://www.gnu.org/licenses/>.
23 
24 \*---------------------------------------------------------------------------*/
25 
27 #include "pointPatchFields.H"
29 #include "Time.H"
30 #include "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 // ************************************************************************* //
bool found(const word &, bool recursive=false, bool patternMatch=true) const
Search dictionary for given keyword.
Definition: dictionary.C:306
Basic pointPatch represents a set of points from the mesh.
Definition: pointPatch.H:56
Field with dimensions and associated with geometry type GeoMesh which is used to size the field and a...
dimensioned< scalar > mag(const dimensioned< Type > &)
virtual const vectorField & localPoints() const =0
Return mesh points.
dynamicFvMesh & mesh
A list of keyword definitions, which are a keyword followed by any number of values (e...
Definition: dictionary.H:137
angularOscillatingVelocityPointPatchVectorField(const pointPatch &, const DimensionedField< vector, pointMesh > &)
Construct from patch and internal field.
Namespace for OpenFOAM.
virtual void autoMap(const pointPatchFieldMapper &)
Map (and resize as needed) from self given a mapping object.
makePointPatchTypeField(pointPatchVectorField, solidBodyMotionDisplacementPointPatchVectorField)
dictionary dict
Class to control time during OpenFOAM simulations that is also the top-level objectRegistry.
Definition: Time.H:68
static const char nl
Definition: Ostream.H:260
scalar deltaTValue() const
Return time step value.
Definition: TimeState.H:100
volScalarField & p
Definition: createFields.H:51
virtual void autoMap(const pointPatchFieldMapper &)
Map (and resize as needed) from self given a mapping object.
virtual void updateCoeffs()
Update the coefficients associated with the patch field.
const DimensionedField< vector, pointMesh > & dimensionedInternalField() const
Return dimensioned internal field reference.
Field< vector > vectorField
Specialisation of Field<T> for vector.
bool readScalar(const char *buf, doubleScalar &s)
Read whole of buf as a scalar. Return true if succesful.
Definition: doubleScalar.H:63
void writeEntry(const word &keyword, Ostream &os) const
Write the field as a dictionary entry.
Definition: Field.C:634
dimensionedScalar cos(const dimensionedScalar &ds)
Macros for easy insertion into run-time selection tables.
virtual void rmap(const pointPatchField< Type > &, const labelList &)
Reverse map the given PointPatchField onto.
virtual void updateCoeffs()
Update the coefficients associated with the patch field.
Ostream & writeKeyword(const keyType &)
Write the keyword followed by an appropriate indentation.
Definition: Ostream.C:59
Foam::pointPatchFieldMapper.
Mesh consisting of general polyhedral cells.
Definition: polyMesh.H:74
ITstream & lookup(const word &, bool recursive=false, bool patternMatch=true) const
Find and return an entry data stream.
Definition: dictionary.C:452
virtual void rmap(const pointPatchField< vector > &, const labelList &)
Reverse map the given pointPatchField onto this pointPatchField.
static const Vector zero
Definition: Vector.H:80
An Ostream is an abstract base class for all output systems (streams, files, token lists...
Definition: Ostream.H:53
const Time & time() const
Return time.
const pointPatch & patch() const
Return patch.
bool updated() const
Return true if the boundary condition has already been updated.
friend Ostream & operator(Ostream &, const Field< vector > &)
label size() const
Return size.
const Type & value() const
Return const reference to value.
virtual void write(Ostream &) const
Write.
dimensionedScalar sin(const dimensionedScalar &ds)