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62 nearestToPoint::typeName,
63 "\n Usage: nearestToPoint (pt0 .. ptn)\n\n"
64 " Select the nearest point for each of the points pt0 ..ptn\n\n"
70 void Foam::nearestToPoint::combine(topoSet&
set,
const bool add)
const
73 List<mappedPatchBase::nearInfo> nearest(points_.size());
83 scalar minDistSqr =
magSqr(pts[minPointi] - points_[pointi]);
85 for (label i = 1; i < pts.size(); i++)
87 scalar distSqr =
magSqr(pts[i] - points_[pointi]);
89 if (distSqr < minDistSqr)
96 const point& minPt = pts[minPointi];
97 nearest[pointi].first() =
pointIndexHit(
true, minPt, minPointi);
98 nearest[pointi].second() = Tuple2<scalar, label>
100 magSqr(minPt-points_[pointi]),
110 for (
const auto& near : nearest)
140 points_(std::move(
points))
177 Info<<
" Adding points nearest to " << points_ <<
endl;
186 Info<<
" Removing points nearest to " << points_ <<
endl;
addToRunTimeSelectionTable(decompositionMethod, kahipDecomp, dictionary)
virtual void applyToSet(const topoSetSource::setAction action, topoSet &set) const
Apply specified action to the topoSet.
vectorField pointField
pointField is a vectorField.
virtual const pointField & points() const
Return raw points.
Add elements to current set.
void set(List< bool > &bools, const labelRange &range)
Set the specified range 'on' in a boolList.
Class with constructor to add usage string to table.
A topoSetPointSource to select points nearest to given points.
Ostream & endl(Ostream &os)
Add newline and flush stream.
setAction
Enumeration defining the valid actions.
T get(const word &keyword, enum keyType::option matchOpt=keyType::REGEX) const
Create a new set and ADD elements to it.
Mesh consisting of general polyhedral cells.
#define forAll(list, i)
Loop across all elements in list.
dimensioned< typename typeOfMag< Type >::type > magSqr(const dimensioned< Type > &dt)
An Istream is an abstract base class for all input systems (streams, files, token lists etc)....
messageStream Info
Information stream (stdout output on master, null elsewhere)
AccessType combine(const UList< T > &lists, AccessOp aop=accessOp< T >())
Combines sub-lists into a single list.
addNamedToRunTimeSelectionTable(topoSetCellSource, badQualityToCell, word, badQuality)
nearestToPoint(const polyMesh &mesh, const pointField &points)
Construct from components, copying points.
General set of labels of mesh quantity (points, cells, faces).
The topoSetPointSource is a intermediate class for handling topoSet sources for selecting points.
A list of keyword definitions, which are a keyword followed by a number of values (eg,...
void add(FieldField< Field1, typename typeOfSum< Type1, Type2 >::type > &f, const FieldField< Field1, Type1 > &f1, const FieldField< Field2, Type2 > &f2)
Macros for easy insertion into run-time selection tables.
Subtract elements from current set.
static void listCombineGather(const List< commsStruct > &comms, List< T > &Value, const CombineOp &cop, const int tag, const label comm)
PointIndexHit< point > pointIndexHit
A PointIndexHit for 3D points.
static int myProcNo(const label communicator=worldComm)
Number of this process (starting from masterNo() = 0)
void addOrDelete(topoSet &set, const label id, const bool add) const
Add or delete id from set. Add when 'add' is true.
static void listCombineScatter(const List< commsStruct > &comms, List< T > &Value, const int tag, const label comm)
Scatter data. Reverse of combineGather.
vector point
Point is a vector.
const polyMesh & mesh_
Reference to the mesh.
defineTypeNameAndDebug(combustionModel, 0)