vtkVoronoi2D.h

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// SPDX-FileCopyrightText: Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
// SPDX-License-Identifier: BSD-3-Clause
 
#ifndef vtkVoronoi2D_h
#define vtkVoronoi2D_h
 
#include "vtkDeprecation.h"       // For deprecation macro
#include "vtkFiltersCoreModule.h" // For export macro
#include "vtkPolyDataAlgorithm.h"
#include "vtkWrappingHints.h" // For VTK_MARSHALAUTO
 
VTK_ABI_NAMESPACE_BEGIN
class vtkStaticPointLocator2D;
class vtkAbstractTransform;
class vtkPointSet;
class vtkSpheres;
 
class VTK_DEPRECATED_IN_9_7_0(
  "Please use vtkVoronoiFlower2D.") VTKFILTERSCORE_EXPORT VTK_MARSHALAUTO vtkVoronoi2D
  : public vtkPolyDataAlgorithm
{
public:

  static vtkVoronoi2D* New();
  vtkTypeMacro(vtkVoronoi2D, vtkPolyDataAlgorithm);
  void PrintSelf(ostream& os, vtkIndent indent) override;


  vtkSetClampMacro(Padding, double, 0.001, 0.25);
  vtkGetMacro(Padding, double);
 
  enum GenerateScalarsStrategy
  {
    NONE = 0,
    POINT_IDS = 1,
    THREAD_IDS = 2
  };


  vtkSetMacro(GenerateScalars, int);
  vtkGetMacro(GenerateScalars, int);
  void SetGenerateScalarsToNone() { this->SetGenerateScalars(NONE); }
  void SetGenerateScalarsToPointIds() { this->SetGenerateScalars(POINT_IDS); }
  void SetGenerateScalarsToThreadIds() { this->SetGenerateScalars(THREAD_IDS); }


  virtual void SetTransform(vtkAbstractTransform*);
  vtkGetObjectMacro(Transform, vtkAbstractTransform);
 
  enum ProjectionPlaneStrategy
  {
    XY_PLANE = 0,
    SPECIFIED_TRANSFORM_PLANE = 1,
    BEST_FITTING_PLANE = 2
  };


  vtkSetClampMacro(ProjectionPlaneMode, int, XY_PLANE, BEST_FITTING_PLANE);
  vtkGetMacro(ProjectionPlaneMode, int);
  void SetProjectionPlaneModeToXYPlane() { this->SetProjectionPlaneMode(XY_PLANE); }
  void SetProjectionPlaneModeToSpecifiedTransformPlane()
  {
    this->SetProjectionPlaneMode(SPECIFIED_TRANSFORM_PLANE);
  }
  void SetProjectionPlaneModeToBestFittingPlane()
  {
    this->SetProjectionPlaneMode(BEST_FITTING_PLANE);
  }



  vtkSetClampMacro(PointOfInterest, vtkIdType, -1, VTK_ID_MAX);
  vtkGetMacro(PointOfInterest, vtkIdType);
  vtkSetClampMacro(MaximumNumberOfTileClips, vtkIdType, 1, VTK_ID_MAX);
  vtkGetMacro(MaximumNumberOfTileClips, vtkIdType);


  vtkStaticPointLocator2D* GetLocator() { return this->Locator; }


  vtkSetMacro(GenerateVoronoiFlower, vtkTypeBool);
  vtkGetMacro(GenerateVoronoiFlower, vtkTypeBool);
  vtkBooleanMacro(GenerateVoronoiFlower, vtkTypeBool);


  vtkGetObjectMacro(Spheres, vtkSpheres);

  int GetNumberOfThreadsUsed() { return this->NumberOfThreadsUsed; }

  vtkMTimeType GetMTime() override;
 
protected:
  vtkVoronoi2D();
  ~vtkVoronoi2D() override;
 
  int GenerateScalars;
  double Padding;
  double Tolerance;
  int ProjectionPlaneMode; // selects the plane in 3D where the tessellation will be computed
  vtkStaticPointLocator2D* Locator;
  vtkAbstractTransform* Transform;
  vtkIdType PointOfInterest;
  vtkIdType MaximumNumberOfTileClips;
  vtkTypeBool GenerateVoronoiFlower;
  int NumberOfThreadsUsed;
  vtkSpheres* Spheres;
 
  // Satisfy pipeline-related API
  int RequestData(vtkInformation*, vtkInformationVector**, vtkInformationVector*) override;
  int FillInputPortInformation(int, vtkInformation*) override;
 
private:
  vtkVoronoi2D(const vtkVoronoi2D&) = delete;
  void operator=(const vtkVoronoi2D&) = delete;
};
 
VTK_ABI_NAMESPACE_END
#endif