VTK  9.1.0
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=========================================================================*/
30#ifndef vtkAbstractPointLocator_h
31#define vtkAbstractPointLocator_h
32
33#include "vtkCommonDataModelModule.h" // For export macro
34#include "vtkLocator.h"
35
36class vtkIdList;
37
38class VTKCOMMONDATAMODEL_EXPORT vtkAbstractPointLocator : public vtkLocator
39{
40public:
42
46 void PrintSelf(ostream& os, vtkIndent indent) override;
48
50
56 virtual vtkIdType FindClosestPoint(const double x[3]) = 0;
57 vtkIdType FindClosestPoint(double x, double y, double z);
59
66 double radius, const double x[3], double& dist2) = 0;
67
69
77 virtual void FindClosestNPoints(int N, const double x[3], vtkIdList* result) = 0;
78 void FindClosestNPoints(int N, double x, double y, double z, vtkIdList* result);
80
82
88 virtual void FindPointsWithinRadius(double R, const double x[3], vtkIdList* result) = 0;
89 void FindPointsWithinRadius(double R, double x, double y, double z, vtkIdList* result);
91
93
96 virtual double* GetBounds() { return this->Bounds; }
97 virtual void GetBounds(double*);
99
101
105 vtkGetMacro(NumberOfBuckets, vtkIdType);
107
108protected:
111
112 double Bounds[6]; // bounds of points
113 vtkIdType NumberOfBuckets; // total size of locator
114
115private:
117 void operator=(const vtkAbstractPointLocator&) = delete;
118};
119
120#endif
abstract class to quickly locate points in 3-space
~vtkAbstractPointLocator() override
virtual void GetBounds(double *)
Provide an accessor to the bounds.
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)
Given a position x, return the id of the point closest to it.
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
Standard type and print methods.
void FindPointsWithinRadius(double R, double x, double y, double z, vtkIdList *result)
Find all points within a specified radius R of position x.
void FindClosestNPoints(int N, double x, double y, double z, vtkIdList *result)
Find the closest N points to a position.
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:140
a simple class to control print indentation
Definition: vtkIndent.h:113
abstract base class for objects that accelerate spatial searches
Definition: vtkLocator.h:89
int vtkIdType
Definition: vtkType.h:332