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
26#ifndef vtkKdTreePointLocator_h
27#define vtkKdTreePointLocator_h
28
30#include "vtkCommonDataModelModule.h" // For export macro
31
32VTK_ABI_NAMESPACE_BEGIN
33class vtkIdList;
34class vtkKdTree;
35
36class VTKCOMMONDATAMODEL_EXPORT vtkKdTreePointLocator : public vtkAbstractPointLocator
37{
38public:
41 void PrintSelf(ostream& os, vtkIndent indent) override;
42
49 vtkIdType FindClosestPoint(const double x[3]) override;
50
56 vtkIdType FindClosestPointWithinRadius(double radius, const double x[3], double& dist2) override;
57
66 void FindClosestNPoints(int N, const double x[3], vtkIdList* result) override;
67
74 void FindPointsWithinRadius(double R, const double x[3], vtkIdList* result) override;
75
77
81 void FreeSearchStructure() override;
82 void BuildLocator() override;
83 void ForceBuildLocator() override;
84 void GenerateRepresentation(int level, vtkPolyData* pd) override;
86
87protected:
90
91 void BuildLocatorInternal() override;
92
94
95private:
97 void operator=(const vtkKdTreePointLocator&) = delete;
98};
99
100VTK_ABI_NAMESPACE_END
101#endif
abstract class to quickly locate points in 3-space
list of point or cell ids
Definition vtkIdList.h:32
a simple class to control print indentation
Definition vtkIndent.h:38
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:74
concrete dataset represents vertices, lines, polygons, and triangle strips
Definition vtkPolyData.h:89
int vtkIdType
Definition vtkType.h:315