VTK  9.1.0
vtkKdTreePointLocator.h
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1/*=========================================================================
2
3 Program: Visualization Toolkit
4 Module: vtkKdTreePointLocator.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=========================================================================*/
95#ifndef vtkKdTreePointLocator_h
96#define vtkKdTreePointLocator_h
97
99#include "vtkCommonDataModelModule.h" // For export macro
100
101class vtkIdList;
102class vtkKdTree;
103
104class VTKCOMMONDATAMODEL_EXPORT vtkKdTreePointLocator : public vtkAbstractPointLocator
105{
106public:
109 void PrintSelf(ostream& os, vtkIndent indent) override;
110
117 vtkIdType FindClosestPoint(const double x[3]) override;
118
124 vtkIdType FindClosestPointWithinRadius(double radius, const double x[3], double& dist2) override;
125
134 void FindClosestNPoints(int N, const double x[3], vtkIdList* result) override;
135
142 void FindPointsWithinRadius(double R, const double x[3], vtkIdList* result) override;
143
145
149 void FreeSearchStructure() override;
150 void BuildLocator() override;
151 void GenerateRepresentation(int level, vtkPolyData* pd) override;
153
154protected:
157
159
160private:
162 void operator=(const vtkKdTreePointLocator&) = delete;
163};
164
165#endif
abstract class to quickly locate points in 3-space
list of point or cell ids
Definition: vtkIdList.h:140
a simple class to control print indentation
Definition: vtkIndent.h:113
class to quickly locate points in 3-space
void FindClosestNPoints(int N, const double x[3], vtkIdList *result) override
Find the closest N points to a position.
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.
void PrintSelf(ostream &os, vtkIndent indent) override
Standard type and print methods.
void GenerateRepresentation(int level, vtkPolyData *pd) override
See vtkLocator interface documentation.
~vtkKdTreePointLocator() override
void FindPointsWithinRadius(double R, const double x[3], vtkIdList *result) override
Find all points within a specified radius R of position x.
void BuildLocator() override
See vtkLocator interface documentation.
vtkIdType FindClosestPoint(const double x[3]) override
Given a position x, return the id of the point closest to it.
void FreeSearchStructure() override
See vtkLocator interface documentation.
static vtkKdTreePointLocator * New()
a Kd-tree spatial decomposition of a set of points
Definition: vtkKdTree.h:141
concrete dataset represents vertices, lines, polygons, and triangle strips
Definition: vtkPolyData.h:195
int vtkIdType
Definition: vtkType.h:332