VTK  9.3.0
vtkKdTreePointLocator.h
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1// SPDX-FileCopyrightText: Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
2// SPDX-License-Identifier: BSD-3-Clause
17#ifndef vtkKdTreePointLocator_h
18#define vtkKdTreePointLocator_h
19
21#include "vtkCommonDataModelModule.h" // For export macro
22
23VTK_ABI_NAMESPACE_BEGIN
24class vtkIdList;
25class vtkKdTree;
26
27class VTKCOMMONDATAMODEL_EXPORT vtkKdTreePointLocator : public vtkAbstractPointLocator
28{
29public:
32 void PrintSelf(ostream& os, vtkIndent indent) override;
33
40 vtkIdType FindClosestPoint(const double x[3]) override;
41
47 vtkIdType FindClosestPointWithinRadius(double radius, const double x[3], double& dist2) override;
48
57 void FindClosestNPoints(int N, const double x[3], vtkIdList* result) override;
58
65 void FindPointsWithinRadius(double R, const double x[3], vtkIdList* result) override;
66
68
72 void FreeSearchStructure() override;
73 void BuildLocator() override;
74 void ForceBuildLocator() override;
75 void GenerateRepresentation(int level, vtkPolyData* pd) override;
77
78protected:
81
82 void BuildLocatorInternal() override;
83
85
86private:
88 void operator=(const vtkKdTreePointLocator&) = delete;
89};
90
91VTK_ABI_NAMESPACE_END
92#endif
abstract class to quickly locate points in 3-space
list of point or cell ids
Definition vtkIdList.h:23
a simple class to control print indentation
Definition vtkIndent.h:29
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.
void BuildLocatorInternal() override
This function is not pure virtual to maintain backwards compatibility.
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 ForceBuildLocator() override
See vtkLocator interface documentation.
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:65
concrete dataset represents vertices, lines, polygons, and triangle strips
Definition vtkPolyData.h:80
int vtkIdType
Definition vtkType.h:315