VTK  9.1.0
Public Types | Public Member Functions | Static Public Member Functions | Protected Member Functions | List of all members
vtkMergePoints Class Reference

merge exactly coincident points More...

#include <vtkMergePoints.h>

Inheritance diagram for vtkMergePoints:
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Collaboration diagram for vtkMergePoints:
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Public Types

typedef vtkPointLocator Superclass
 
- Public Types inherited from vtkPointLocator
typedef vtkIncrementalPointLocator Superclass
 Standard methods for type management and printing.
 
- Public Types inherited from vtkIncrementalPointLocator
typedef vtkAbstractPointLocator Superclass
 
- Public Types inherited from vtkAbstractPointLocator
typedef vtkLocator Superclass
 Standard type and print methods.
 
- Public Types inherited from vtkLocator
typedef vtkObject Superclass
 Standard type and print methods.
 

Public Member Functions

virtual vtkTypeBool IsA (const char *type)
 Standard methods for type management and printing.
 
vtkMergePointsNewInstance () const
 
void PrintSelf (ostream &os, vtkIndent indent) override
 Standard type and print methods.
 
int InsertUniquePoint (const double x[3], vtkIdType &ptId) override
 Determine whether point given by x[3] has been inserted into points list.
 
vtkIdType IsInsertedPoint (const double x[3]) override
 Determine whether point given by x[3] has been inserted into points list.
 
vtkIdType IsInsertedPoint (double x, double y, double z) override
 Determine whether point given by x[3] has been inserted into points list.
 
- Public Member Functions inherited from vtkPointLocator
vtkIdType FindClosestPoint (const double x[3]) override
 Given a position x, return the id of the point closest to it.
 
int InitPointInsertion (vtkPoints *newPts, const double bounds[6]) override
 Initialize the point insertion process.
 
int InitPointInsertion (vtkPoints *newPts, const double bounds[6], vtkIdType estNumPts) override
 Initialize the point insertion process.
 
void InsertPoint (vtkIdType ptId, const double x[3]) override
 Incrementally insert a point into search structure with a particular index value.
 
vtkIdType InsertNextPoint (const double x[3]) override
 Incrementally insert a point into search structure.
 
int InsertUniquePoint (const double x[3], vtkIdType &ptId) override
 Determine whether point given by x[3] has been inserted into points list.
 
vtkIdType FindClosestInsertedPoint (const double x[3]) override
 Given a position x, return the id of the point closest to it.
 
void FindClosestNPoints (int N, const double x[3], vtkIdList *result) override
 Find the closest N points to a position.
 
void FindPointsWithinRadius (double R, const double x[3], vtkIdList *result) override
 Find all points within a specified radius R of position x.
 
virtual vtkIdListGetPointsInBucket (const double x[3], int ijk[3])
 Given a position x, return the list of points in the bucket that contains the point.
 
virtual vtkIdType FindClosestPoint (const double x[3])=0
 Given a position x, return the id of the point closest to it.
 
vtkIdType FindClosestPoint (double x, double y, double z)
 
virtual void SetDivisions (int, int, int)
 Set the number of divisions in x-y-z directions.
 
virtual void SetDivisions (int[3])
 Set the number of divisions in x-y-z directions.
 
virtual int * GetDivisions ()
 Set the number of divisions in x-y-z directions.
 
virtual void GetDivisions (int data[3])
 Set the number of divisions in x-y-z directions.
 
virtual void SetNumberOfPointsPerBucket (int)
 Specify the average number of points in each bucket.
 
virtual int GetNumberOfPointsPerBucket ()
 Specify the average number of points in each bucket.
 
vtkIdType FindClosestPointWithinRadius (double radius, const double x[3], double &dist2) override
 Given a position x and a radius r, return the id of the point closest to the point in that radius.
 
virtual vtkIdType FindClosestPointWithinRadius (double radius, const double x[3], double inputDataLength, double &dist2)
 Given a position x and a radius r, return the id of the point closest to the point in that radius.
 
vtkIdType IsInsertedPoint (double x, double y, double z) override
 Determine whether point given by x[3] has been inserted into points list.
 
vtkIdType IsInsertedPoint (const double x[3]) override
 Determine whether point given by x[3] has been inserted into points list.
 
virtual void FindDistributedPoints (int N, const double x[3], vtkIdList *result, int M)
 Find the closest points to a position such that each octant of space around the position contains at least N points.
 
virtual void FindDistributedPoints (int N, double x, double y, double z, vtkIdList *result, int M)
 Find the closest points to a position such that each octant of space around the position contains at least N points.
 
virtual vtkPointsGetPoints ()
 Provide an accessor to the points.
 
void Initialize () override
 See vtkLocator interface documentation.
 
void FreeSearchStructure () override
 See vtkLocator interface documentation.
 
void BuildLocator () override
 See vtkLocator interface documentation.
 
void GenerateRepresentation (int level, vtkPolyData *pd) override
 See vtkLocator interface documentation.
 
vtkPointLocatorNewInstance () const
 Standard methods for type management and printing.
 
void PrintSelf (ostream &os, vtkIndent indent) override
 Standard methods for type management and printing.
 
- Public Member Functions inherited from vtkIncrementalPointLocator
virtual vtkTypeBool IsA (const char *type)
 Standard type and print methods.
 
vtkIncrementalPointLocatorNewInstance () const
 
void PrintSelf (ostream &os, vtkIndent indent) override
 Standard type and print methods.
 
virtual vtkIdType FindClosestInsertedPoint (const double x[3])=0
 Given a point x assumed to be covered by the search structure, return the index of the closest point (already inserted to the search structure) regardless of the associated minimum squared distance relative to the squared insertion-tolerance distance.
 
virtual int InitPointInsertion (vtkPoints *newPts, const double bounds[6])=0
 Initialize the point insertion process.
 
virtual int InitPointInsertion (vtkPoints *newPts, const double bounds[6], vtkIdType estSize)=0
 Initialize the point insertion process.
 
virtual vtkIdType IsInsertedPoint (double x, double y, double z)=0
 Determine whether or not a given point has been inserted.
 
virtual vtkIdType IsInsertedPoint (const double x[3])=0
 Determine whether or not a given point has been inserted.
 
virtual int InsertUniquePoint (const double x[3], vtkIdType &ptId)=0
 Insert a point unless there has been a duplicate in the search structure.
 
virtual void InsertPoint (vtkIdType ptId, const double x[3])=0
 Insert a given point with a specified point index ptId.
 
virtual vtkIdType InsertNextPoint (const double x[3])=0
 Insert a given point and return the point index.
 
- Public Member Functions inherited from vtkAbstractPointLocator
virtual vtkIdType FindClosestPointWithinRadius (double radius, const double x[3], double &dist2)=0
 Given a position x and a radius r, return the id of the point closest to the point in that radius.
 
vtkIdType FindClosestPoint (double x, double y, double z)
 Given a position x, return the id of the point closest to it.
 
void FindClosestNPoints (int N, double x, double y, double z, vtkIdList *result)
 Find the closest N points to a position.
 
void FindPointsWithinRadius (double R, double x, double y, double z, vtkIdList *result)
 Find all points within a specified radius R of position x.
 
virtual double * GetBounds ()
 Provide an accessor to the bounds.
 
virtual void GetBounds (double *)
 Provide an accessor to the bounds.
 
virtual vtkIdType GetNumberOfBuckets ()
 Return the total number of buckets in the locator.
 
vtkAbstractPointLocatorNewInstance () const
 Standard type and print methods.
 
- Public Member Functions inherited from vtkLocator
virtual void Update ()
 Cause the locator to rebuild itself if it or its input dataset has changed.
 
virtual void Initialize ()
 Initialize locator.
 
virtual void BuildLocator ()=0
 Build the locator from the input dataset.
 
virtual void FreeSearchStructure ()=0
 Free the memory required for the spatial data structure.
 
virtual void GenerateRepresentation (int level, vtkPolyData *pd)=0
 Method to build a representation at a particular level.
 
virtual void SetDataSet (vtkDataSet *)
 Build the locator from the points/cells defining this dataset.
 
virtual vtkDataSetGetDataSet ()
 Build the locator from the points/cells defining this dataset.
 
virtual void SetMaxLevel (int)
 Set the maximum allowable level for the tree.
 
virtual int GetMaxLevel ()
 Set the maximum allowable level for the tree.
 
virtual int GetLevel ()
 Get the level of the locator (determined automatically if Automatic is true).
 
virtual void SetAutomatic (vtkTypeBool)
 Boolean controls whether locator depth/resolution of locator is computed automatically from average number of entities in bucket.
 
virtual vtkTypeBool GetAutomatic ()
 Boolean controls whether locator depth/resolution of locator is computed automatically from average number of entities in bucket.
 
virtual void AutomaticOn ()
 Boolean controls whether locator depth/resolution of locator is computed automatically from average number of entities in bucket.
 
virtual void AutomaticOff ()
 Boolean controls whether locator depth/resolution of locator is computed automatically from average number of entities in bucket.
 
virtual void SetTolerance (double)
 Specify absolute tolerance (in world coordinates) for performing geometric operations.
 
virtual double GetTolerance ()
 Specify absolute tolerance (in world coordinates) for performing geometric operations.
 
virtual vtkMTimeType GetBuildTime ()
 Return the time of the last data structure build.
 
void Register (vtkObjectBase *o) override
 Handle the PointSet <-> Locator loop.
 
void UnRegister (vtkObjectBase *o) override
 Handle the PointSet <-> Locator loop.
 
vtkLocatorNewInstance () const
 Standard type and print methods.
 
- Public Member Functions inherited from vtkObject
 vtkBaseTypeMacro (vtkObject, vtkObjectBase)
 
virtual void DebugOn ()
 Turn debugging output on.
 
virtual void DebugOff ()
 Turn debugging output off.
 
bool GetDebug ()
 Get the value of the debug flag.
 
void SetDebug (bool debugFlag)
 Set the value of the debug flag.
 
virtual void Modified ()
 Update the modification time for this object.
 
virtual vtkMTimeType GetMTime ()
 Return this object's modified time.
 
void PrintSelf (ostream &os, vtkIndent indent) override
 Methods invoked by print to print information about the object including superclasses.
 
void RemoveObserver (unsigned long tag)
 
void RemoveObservers (unsigned long event)
 
void RemoveObservers (const char *event)
 
void RemoveAllObservers ()
 
vtkTypeBool HasObserver (unsigned long event)
 
vtkTypeBool HasObserver (const char *event)
 
int InvokeEvent (unsigned long event)
 
int InvokeEvent (const char *event)
 
unsigned long AddObserver (unsigned long event, vtkCommand *, float priority=0.0f)
 Allow people to add/remove/invoke observers (callbacks) to any VTK object.
 
unsigned long AddObserver (const char *event, vtkCommand *, float priority=0.0f)
 Allow people to add/remove/invoke observers (callbacks) to any VTK object.
 
vtkCommandGetCommand (unsigned long tag)
 Allow people to add/remove/invoke observers (callbacks) to any VTK object.
 
void RemoveObserver (vtkCommand *)
 Allow people to add/remove/invoke observers (callbacks) to any VTK object.
 
void RemoveObservers (unsigned long event, vtkCommand *)
 Allow people to add/remove/invoke observers (callbacks) to any VTK object.
 
void RemoveObservers (const char *event, vtkCommand *)
 Allow people to add/remove/invoke observers (callbacks) to any VTK object.
 
vtkTypeBool HasObserver (unsigned long event, vtkCommand *)
 Allow people to add/remove/invoke observers (callbacks) to any VTK object.
 
vtkTypeBool HasObserver (const char *event, vtkCommand *)
 Allow people to add/remove/invoke observers (callbacks) to any VTK object.
 
template<class U , class T >
unsigned long AddObserver (unsigned long event, U observer, void(T::*callback)(), float priority=0.0f)
 Overloads to AddObserver that allow developers to add class member functions as callbacks for events.
 
template<class U , class T >
unsigned long AddObserver (unsigned long event, U observer, void(T::*callback)(vtkObject *, unsigned long, void *), float priority=0.0f)
 Overloads to AddObserver that allow developers to add class member functions as callbacks for events.
 
template<class U , class T >
unsigned long AddObserver (unsigned long event, U observer, bool(T::*callback)(vtkObject *, unsigned long, void *), float priority=0.0f)
 Allow user to set the AbortFlagOn() with the return value of the callback method.
 
int InvokeEvent (unsigned long event, void *callData)
 This method invokes an event and return whether the event was aborted or not.
 
int InvokeEvent (const char *event, void *callData)
 This method invokes an event and return whether the event was aborted or not.
 
- Public Member Functions inherited from vtkObjectBase
const char * GetClassName () const
 Return the class name as a string.
 
virtual vtkTypeBool IsA (const char *name)
 Return 1 if this class is the same type of (or a subclass of) the named class.
 
virtual vtkIdType GetNumberOfGenerationsFromBase (const char *name)
 Given the name of a base class of this class type, return the distance of inheritance between this class type and the named class (how many generations of inheritance are there between this class and the named class).
 
virtual void Delete ()
 Delete a VTK object.
 
virtual void FastDelete ()
 Delete a reference to this object.
 
void InitializeObjectBase ()
 
void Print (ostream &os)
 Print an object to an ostream.
 
virtual void Register (vtkObjectBase *o)
 Increase the reference count (mark as used by another object).
 
virtual void UnRegister (vtkObjectBase *o)
 Decrease the reference count (release by another object).
 
int GetReferenceCount ()
 Return the current reference count of this object.
 
void SetReferenceCount (int)
 Sets the reference count.
 
bool GetIsInMemkind () const
 A local state flag that remembers whether this object lives in the normal or extended memory space.
 
virtual void PrintHeader (ostream &os, vtkIndent indent)
 Methods invoked by print to print information about the object including superclasses.
 
virtual void PrintTrailer (ostream &os, vtkIndent indent)
 Methods invoked by print to print information about the object including superclasses.
 

Static Public Member Functions

static vtkMergePointsNew ()
 
static vtkTypeBool IsTypeOf (const char *type)
 
static vtkMergePointsSafeDownCast (vtkObjectBase *o)
 
- Static Public Member Functions inherited from vtkPointLocator
static vtkPointLocatorNew ()
 Construct with automatic computation of divisions, averaging 25 points per bucket.
 
static vtkTypeBool IsTypeOf (const char *type)
 Standard methods for type management and printing.
 
static vtkPointLocatorSafeDownCast (vtkObjectBase *o)
 Standard methods for type management and printing.
 
- Static Public Member Functions inherited from vtkIncrementalPointLocator
static vtkTypeBool IsTypeOf (const char *type)
 
static vtkIncrementalPointLocatorSafeDownCast (vtkObjectBase *o)
 
- Static Public Member Functions inherited from vtkAbstractPointLocator
static vtkTypeBool IsTypeOf (const char *type)
 Standard type and print methods.
 
static vtkAbstractPointLocatorSafeDownCast (vtkObjectBase *o)
 Standard type and print methods.
 
- Static Public Member Functions inherited from vtkLocator
static vtkTypeBool IsTypeOf (const char *type)
 Standard type and print methods.
 
static vtkLocatorSafeDownCast (vtkObjectBase *o)
 Standard type and print methods.
 
- Static Public Member Functions inherited from vtkObject
static vtkObjectNew ()
 Create an object with Debug turned off, modified time initialized to zero, and reference counting on.
 
static void BreakOnError ()
 This method is called when vtkErrorMacro executes.
 
static void SetGlobalWarningDisplay (int val)
 This is a global flag that controls whether any debug, warning or error messages are displayed.
 
static void GlobalWarningDisplayOn ()
 This is a global flag that controls whether any debug, warning or error messages are displayed.
 
static void GlobalWarningDisplayOff ()
 This is a global flag that controls whether any debug, warning or error messages are displayed.
 
static int GetGlobalWarningDisplay ()
 This is a global flag that controls whether any debug, warning or error messages are displayed.
 
- Static Public Member Functions inherited from vtkObjectBase
static vtkTypeBool IsTypeOf (const char *name)
 Return 1 if this class type is the same type of (or a subclass of) the named class.
 
static vtkIdType GetNumberOfGenerationsFromBaseType (const char *name)
 Given a the name of a base class of this class type, return the distance of inheritance between this class type and the named class (how many generations of inheritance are there between this class and the named class).
 
static vtkObjectBaseNew ()
 Create an object with Debug turned off, modified time initialized to zero, and reference counting on.
 
static void SetMemkindDirectory (const char *directoryname)
 The name of a directory, ideally mounted -o dax, to memory map an extended memory space within.
 
static bool GetUsingMemkind ()
 A global state flag that controls whether vtkObjects are constructed in the usual way (the default) or within the extended memory space.
 

Protected Member Functions

virtual vtkObjectBaseNewInstanceInternal () const
 Standard methods for type management and printing.
 
 vtkMergePoints ()=default
 
 ~vtkMergePoints () override=default
 
- Protected Member Functions inherited from vtkPointLocator
 vtkPointLocator ()
 
 ~vtkPointLocator () override
 
void GetBucketNeighbors (vtkNeighborPoints *buckets, const int ijk[3], const int ndivs[3], int level)
 
void GetOverlappingBuckets (vtkNeighborPoints *buckets, const double x[3], const int ijk[3], double dist, int level)
 
void GetOverlappingBuckets (vtkNeighborPoints *buckets, const double x[3], double dist, int prevMinLevel[3], int prevMaxLevel[3])
 
void GenerateFace (int face, int i, int j, int k, vtkPoints *pts, vtkCellArray *polys)
 
double Distance2ToBucket (const double x[3], const int nei[3])
 
double Distance2ToBounds (const double x[3], const double bounds[6])
 
void GetBucketIndices (const double *x, int ijk[3]) const
 
vtkIdType GetBucketIndex (const double *x) const
 
void ComputePerformanceFactors ()
 
- Protected Member Functions inherited from vtkIncrementalPointLocator
virtual vtkObjectBaseNewInstanceInternal () const
 Standard type and print methods.
 
 vtkIncrementalPointLocator ()
 
 ~vtkIncrementalPointLocator () override
 
- Protected Member Functions inherited from vtkAbstractPointLocator
 vtkAbstractPointLocator ()
 
 ~vtkAbstractPointLocator () override
 
- Protected Member Functions inherited from vtkLocator
 vtkLocator ()
 
 ~vtkLocator () override
 
void ReportReferences (vtkGarbageCollector *) override
 
- Protected Member Functions inherited from vtkObject
 vtkObject ()
 
 ~vtkObject () override
 
void RegisterInternal (vtkObjectBase *, vtkTypeBool check) override
 
void UnRegisterInternal (vtkObjectBase *, vtkTypeBool check) override
 
void InternalGrabFocus (vtkCommand *mouseEvents, vtkCommand *keypressEvents=nullptr)
 These methods allow a command to exclusively grab all events.
 
void InternalReleaseFocus ()
 These methods allow a command to exclusively grab all events.
 
- Protected Member Functions inherited from vtkObjectBase
 vtkObjectBase ()
 
virtual ~vtkObjectBase ()
 
virtual void RegisterInternal (vtkObjectBase *, vtkTypeBool check)
 
virtual void UnRegisterInternal (vtkObjectBase *, vtkTypeBool check)
 
virtual void ReportReferences (vtkGarbageCollector *)
 
 vtkObjectBase (const vtkObjectBase &)
 
void operator= (const vtkObjectBase &)
 

Additional Inherited Members

- Static Protected Member Functions inherited from vtkObjectBase
static vtkMallocingFunction GetCurrentMallocFunction ()
 
static vtkReallocingFunction GetCurrentReallocFunction ()
 
static vtkFreeingFunction GetCurrentFreeFunction ()
 
static vtkFreeingFunction GetAlternateFreeFunction ()
 
- Protected Attributes inherited from vtkPointLocator
vtkPointsPoints
 
int Divisions [3]
 
int NumberOfPointsPerBucket
 
vtkIdList ** HashTable
 
double H [3]
 
double InsertionTol2
 
vtkIdType InsertionPointId
 
double InsertionLevel
 
double HX
 
double HY
 
double HZ
 
double FX
 
double FY
 
double FZ
 
double BX
 
double BY
 
double BZ
 
vtkIdType XD
 
vtkIdType YD
 
vtkIdType ZD
 
vtkIdType SliceSize
 
- Protected Attributes inherited from vtkAbstractPointLocator
double Bounds [6]
 
vtkIdType NumberOfBuckets
 
- Protected Attributes inherited from vtkLocator
vtkDataSetDataSet
 
vtkTypeBool Automatic
 
double Tolerance
 
int MaxLevel
 
int Level
 
vtkTimeStamp BuildTime
 
- Protected Attributes inherited from vtkObject
bool Debug
 
vtkTimeStamp MTime
 
vtkSubjectHelper * SubjectHelper
 
- Protected Attributes inherited from vtkObjectBase
std::atomic< int32_t > ReferenceCount
 
vtkWeakPointerBase ** WeakPointers
 

Detailed Description

merge exactly coincident points

vtkMergePoints is a locator object to quickly locate points in 3D. The primary difference between vtkMergePoints and its superclass vtkPointLocator is that vtkMergePoints merges precisely coincident points and is therefore much faster.

See also
vtkCleanPolyData
Online Examples:

Definition at line 62 of file vtkMergePoints.h.

Member Typedef Documentation

◆ Superclass

Definition at line 66 of file vtkMergePoints.h.

Constructor & Destructor Documentation

◆ vtkMergePoints()

vtkMergePoints::vtkMergePoints ( )
protecteddefault

◆ ~vtkMergePoints()

vtkMergePoints::~vtkMergePoints ( )
overrideprotecteddefault

Member Function Documentation

◆ New()

static vtkMergePoints * vtkMergePoints::New ( )
static

◆ IsTypeOf()

static vtkTypeBool vtkMergePoints::IsTypeOf ( const char *  type)
static

◆ IsA()

virtual vtkTypeBool vtkMergePoints::IsA ( const char *  type)
virtual

Standard methods for type management and printing.

Reimplemented from vtkPointLocator.

Reimplemented in vtkSMPMergePoints.

◆ SafeDownCast()

static vtkMergePoints * vtkMergePoints::SafeDownCast ( vtkObjectBase o)
static

◆ NewInstanceInternal()

virtual vtkObjectBase * vtkMergePoints::NewInstanceInternal ( ) const
protectedvirtual

Standard methods for type management and printing.

Reimplemented from vtkPointLocator.

Reimplemented in vtkSMPMergePoints.

◆ NewInstance()

vtkMergePoints * vtkMergePoints::NewInstance ( ) const

◆ PrintSelf()

void vtkMergePoints::PrintSelf ( ostream &  os,
vtkIndent  indent 
)
overridevirtual

Standard type and print methods.

Reimplemented from vtkIncrementalPointLocator.

Reimplemented in vtkSMPMergePoints.

◆ IsInsertedPoint() [1/2]

vtkIdType vtkMergePoints::IsInsertedPoint ( const double  x[3])
overridevirtual

Determine whether point given by x[3] has been inserted into points list.

Return id of previously inserted point if this is true, otherwise return -1.

Implements vtkIncrementalPointLocator.

◆ IsInsertedPoint() [2/2]

vtkIdType vtkMergePoints::IsInsertedPoint ( double  x,
double  y,
double  z 
)
inlineoverridevirtual

Determine whether point given by x[3] has been inserted into points list.

Return id of previously inserted point if this is true, otherwise return -1.

Implements vtkIncrementalPointLocator.

Definition at line 76 of file vtkMergePoints.h.

◆ InsertUniquePoint()

int vtkMergePoints::InsertUniquePoint ( const double  x[3],
vtkIdType ptId 
)
overridevirtual

Determine whether point given by x[3] has been inserted into points list.

Return 0 if point was already in the list, otherwise return 1. If the point was not in the list, it will be ADDED. In either case, the id of the point (newly inserted or not) is returned in the ptId argument. Note this combines the functionality of IsInsertedPoint() followed by a call to InsertNextPoint().

Implements vtkIncrementalPointLocator.


The documentation for this class was generated from the following file: