componentDisplacementMotionSolver.C
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25 
27 #include "polyTopoChangeMap.H"
28 
29 // * * * * * * * * * * * * * * Static Data Members * * * * * * * * * * * * * //
30 
31 namespace Foam
32 {
33  defineTypeNameAndDebug(componentDisplacementMotionSolver, 0);
34 }
35 
36 
37 // * * * * * * * * * * * * * Private Member Functions * * * * * * * * * * * //
38 
39 Foam::direction Foam::componentDisplacementMotionSolver::cmpt
40 (
41  const word& cmptName
42 ) const
43 {
44  if (cmptName == "x")
45  {
46  return vector::X;
47  }
48  else if (cmptName == "y")
49  {
50  return vector::Y;
51  }
52  else if (cmptName == "z")
53  {
54  return vector::Z;
55  }
56  else
57  {
59  << "Given component name " << cmptName << " should be x, y or z"
60  << exit(FatalError);
61 
62  return 0;
63  }
64 }
65 
66 
67 // * * * * * * * * * * * * * * * * Constructors * * * * * * * * * * * * * * //
68 
70 (
71  const word& name,
72  const polyMesh& mesh,
73  const dictionary& dict,
74  const word& type
75 )
76 :
77  motionSolver(name, mesh, dict, type),
78  cmptName_(coeffDict().lookup("component")),
79  cmpt_(cmpt(cmptName_)),
80  points0_
81  (
83  (
84  IOobject
85  (
86  "points",
87  mesh.time().constant(),
89  mesh,
92  false
93  )
94  ).component(cmpt_)
95  ),
96  pointDisplacement_
97  (
98  IOobject
99  (
100  "pointDisplacement" + cmptName_,
101  mesh.time().timeName(),
102  mesh,
105  ),
106  pointMesh::New(mesh)
107  )
108 {
109  if (points0_.size() != mesh.nPoints())
110  {
112  << "Number of points in mesh " << mesh.nPoints()
113  << " differs from number of points " << points0_.size()
114  << " read from file "
116  (
117  "points",
118  mesh.time().constant(),
120  mesh,
123  false
124  ).filePath()
125  << exit(FatalError);
126  }
127 }
128 
129 
130 // * * * * * * * * * * * * * * * * Destructor * * * * * * * * * * * * * * * //
131 
133 {}
134 
135 
136 // * * * * * * * * * * * * * * * Member Functions * * * * * * * * * * * * * //
137 
139 {
140  // No local data to update
141 }
142 
143 
145 (
146  const polyTopoChangeMap& map
147 )
148 {
149  // pointMesh already updates pointFields.
150 
151  // Map points0_. Bit special since we somehow have to come up with
152  // a sensible points0 position for introduced points.
153  // Find out scaling between points0 and current points
154 
155  // Get the new points either from the map or the mesh
156  const scalarField points
157  (
158  map.hasMotionPoints()
159  ? map.preMotionPoints().component(cmpt_)
160  : mesh().points().component(cmpt_)
161  );
162 
163  // Get extents of points0 and points and determine scale
164  const scalar scale =
165  (gMax(points0_)-gMin(points0_))
166  /(gMax(points)-gMin(points));
167 
168  scalarField newPoints0(map.pointMap().size());
169 
170  forAll(newPoints0, pointi)
171  {
172  label oldPointi = map.pointMap()[pointi];
173 
174  if (oldPointi >= 0)
175  {
176  label masterPointi = map.reversePointMap()[oldPointi];
177 
178  if (masterPointi == pointi)
179  {
180  newPoints0[pointi] = points0_[oldPointi];
181  }
182  else
183  {
184  // New point. Assume motion is scaling.
185  newPoints0[pointi] =
186  points0_[oldPointi]
187  + scale*(points[pointi]-points[masterPointi]);
188  }
189  }
190  else
191  {
193  << "Cannot work out coordinates of introduced vertices."
194  << " New vertex " << pointi << " at coordinate "
195  << points[pointi] << exit(FatalError);
196  }
197  }
198  points0_.transfer(newPoints0);
199 }
200 
201 
203 {
204  points0_ == mesh().points().component(cmpt_);
205  pointDisplacement_ == Zero;
206 }
207 
208 
210 (
211  const polyDistributionMap& map
212 )
213 {}
214 
215 
216 // ************************************************************************* //
virtual void topoChange(const polyTopoChangeMap &)
Update local data for topology changes.
#define forAll(list, i)
Loop across all elements in list.
Definition: UList.H:434
Class containing mesh-to-mesh mapping information after a mesh distribution where we send parts of me...
errorManipArg< error, int > exit(error &err, const int errNo=1)
Definition: errorManip.H:124
error FatalError
A list of keyword definitions, which are a keyword followed by any number of values (e...
Definition: dictionary.H:156
#define FatalErrorInFunction
Report an error message using Foam::FatalError.
Definition: error.H:306
Type gMin(const FieldField< Field, Type > &f)
virtual void distribute(const polyDistributionMap &)
Update corresponding to the given distribution map.
Templated form of IOobject providing type information for file reading and header type checking...
Definition: IOobject.H:537
uint8_t direction
Definition: direction.H:45
static word meshSubDir
Return the mesh sub-directory name (usually "polyMesh")
Definition: polyMesh.H:328
void size(const label)
Override size to be inconsistent with allocated storage.
Definition: ListI.H:164
bool hasMotionPoints() const
Has valid preMotionPoints?
const labelList & pointMap() const
Old point map.
Virtual base class for mesh motion solver.
Definition: motionSolver.H:56
fvMesh & mesh
virtual const pointField & points() const
Return raw points.
Definition: polyMesh.C:1211
stressControl lookup("compactNormalStress") >> compactNormalStress
const pointField & points
static word timeName(const scalar, const int precision=curPrecision_)
Return time name of given scalar time.
Definition: Time.C:666
A class for handling words, derived from string.
Definition: word.H:59
Class containing mesh-to-mesh mapping information after a change in polyMesh topology.
virtual void movePoints(const pointField &)
Update local data for geometry changes.
const word & constant() const
Return constant name.
Definition: TimePaths.H:123
const labelList & reversePointMap() const
Reverse point map.
static const zero Zero
Definition: zero.H:97
tmp< Field< cmptType > > component(const direction) const
Return a component field of the field.
Definition: Field.C:455
Type gMax(const FieldField< Field, Type > &f)
const Time & time() const
Return time.
defineTypeNameAndDebug(combustionModel, 0)
const pointField & preMotionPoints() const
Pre-motion point positions.
componentDisplacementMotionSolver(const word &name, const polyMesh &, const dictionary &, const word &type)
Construct from polyMesh and dictionary and type.
label nPoints() const
Mesh consisting of general polyhedral cells.
Definition: polyMesh.H:76
volScalarField & p
Class containing mesh-to-mesh mapping information.
Definition: polyMeshMap.H:50
IOobject defines the attributes of an object for which implicit objectRegistry management is supporte...
Definition: IOobject.H:98
A primitive field of type <T> with automated input and output.
Definition: IOField.H:50
Namespace for OpenFOAM.
virtual void mapMesh(const polyMeshMap &)
Update from another mesh using the given map.