VTK
vtkAbstractPointLocator.h
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1/*=========================================================================
2
3 Program: Visualization Toolkit
4 Module: vtkAbstractPointLocator.h
5
6 Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
7 All rights reserved.
8 See Copyright.txt or http://www.kitware.com/Copyright.htm for details.
9
10 This software is distributed WITHOUT ANY WARRANTY; without even
11 the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
12 PURPOSE. See the above copyright notice for more information.
13
14=========================================================================*/
33#ifndef vtkAbstractPointLocator_h
34#define vtkAbstractPointLocator_h
35
36#include "vtkCommonDataModelModule.h" // For export macro
37#include "vtkLocator.h"
38
39class vtkIdList;
40
41class VTKCOMMONDATAMODEL_EXPORT vtkAbstractPointLocator : public vtkLocator
42{
43public:
45
49 void PrintSelf(ostream& os, vtkIndent indent) VTK_OVERRIDE;
51
53
59 virtual vtkIdType FindClosestPoint(const double x[3]) = 0;
60 vtkIdType FindClosestPoint(double x, double y, double z);
62
69 double radius, const double x[3], double& dist2) = 0;
70
72
80 virtual void FindClosestNPoints(
81 int N, const double x[3], vtkIdList *result) = 0;
82 void FindClosestNPoints(int N, double x, double y, double z,
83 vtkIdList *result);
85
87
93 virtual void FindPointsWithinRadius(double R, const double x[3],
94 vtkIdList *result) = 0;
95 void FindPointsWithinRadius(double R, double x, double y, double z,
96 vtkIdList *result);
98
102 virtual double *GetBounds() { return this->Bounds; }
103 virtual void GetBounds(double*);
104
106
110 vtkGetMacro(NumberOfBuckets,vtkIdType);
112
113protected:
116
117 double Bounds[6]; // bounds of points
118 vtkIdType NumberOfBuckets; // total size of locator
119
120private:
121 vtkAbstractPointLocator(const vtkAbstractPointLocator&) VTK_DELETE_FUNCTION;
122 void operator=(const vtkAbstractPointLocator&) VTK_DELETE_FUNCTION;
123};
124
125#endif
abstract class to quickly locate points in 3-space
~vtkAbstractPointLocator() override
virtual void GetBounds(double *)
virtual void FindPointsWithinRadius(double R, const double x[3], vtkIdList *result)=0
Find all points within a specified radius R of position x.
virtual vtkIdType FindClosestPoint(const double x[3])=0
Given a position x, return the id of the point closest to it.
virtual double * GetBounds()
Provide an accessor to the bounds.
vtkIdType FindClosestPoint(double x, double y, double z)
virtual void FindClosestNPoints(int N, const double x[3], vtkIdList *result)=0
Find the closest N points to a position.
void PrintSelf(ostream &os, vtkIndent indent) override
Methods invoked by print to print information about the object including superclasses.
void FindPointsWithinRadius(double R, double x, double y, double z, vtkIdList *result)
void FindClosestNPoints(int N, double x, double y, double z, vtkIdList *result)
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.
list of point or cell ids
Definition: vtkIdList.h:37
a simple class to control print indentation
Definition: vtkIndent.h:40
abstract base class for objects that accelerate spatial searches
Definition: vtkLocator.h:70
@ radius
Definition: vtkX3D.h:252
int vtkIdType
Definition: vtkType.h:287