vtkPointSource.h

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/*=========================================================================
 
  Program:   Visualization Toolkit
  Module:    vtkPointSource.h
 
  Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
  All rights reserved.
  See Copyright.txt or http://www.kitware.com/Copyright.htm for details.
 
     This software is distributed WITHOUT ANY WARRANTY; without even
     the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
     PURPOSE.  See the above copyright notice for more information.
 
=========================================================================*/
#ifndef vtkPointSource_h
#define vtkPointSource_h
 
#include "vtkFiltersSourcesModule.h" // For export macro
#include "vtkPolyDataAlgorithm.h"
 
#define VTK_POINT_SHELL 0
#define VTK_POINT_UNIFORM 1
#define VTK_POINT_EXPONENTIAL 2
 
class vtkRandomSequence;
 
class VTKFILTERSSOURCES_EXPORT vtkPointSource : public vtkPolyDataAlgorithm
{
public:
 
  static vtkPointSource* New();
  vtkTypeMacro(vtkPointSource, vtkPolyDataAlgorithm);
  void PrintSelf(ostream& os, vtkIndent indent) override;
 
 
  vtkSetClampMacro(NumberOfPoints, vtkIdType, 1, VTK_ID_MAX);
  vtkGetMacro(NumberOfPoints, vtkIdType);
 
 
  vtkSetVector3Macro(Center, double);
  vtkGetVectorMacro(Center, double, 3);
 
 
  vtkSetClampMacro(Radius, double, 0.0, VTK_DOUBLE_MAX);
  vtkGetMacro(Radius, double);
 
 
  vtkSetClampMacro(Distribution, int, VTK_POINT_SHELL, VTK_POINT_EXPONENTIAL);
  void SetDistributionToShell() { this->SetDistribution(VTK_POINT_SHELL); }
  void SetDistributionToUniform() { this->SetDistribution(VTK_POINT_UNIFORM); }
  void SetDistributionToExponential() { this->SetDistribution(VTK_POINT_EXPONENTIAL); }
  vtkGetMacro(Distribution, int);
 
 
  vtkSetMacro(Lambda, double);
  vtkGetMacro(Lambda, double);
 
 
  vtkSetMacro(OutputPointsPrecision, int);
  vtkGetMacro(OutputPointsPrecision, int);
 
 
  virtual void SetRandomSequence(vtkRandomSequence* randomSequence);
  vtkGetObjectMacro(RandomSequence, vtkRandomSequence);
 
protected:
  vtkPointSource(vtkIdType numPts = 10);
  ~vtkPointSource() override;
 
  int RequestData(vtkInformation*, vtkInformationVector**, vtkInformationVector*) override;
 
  double Random();
 
  vtkIdType NumberOfPoints;
  double Center[3];
  double Radius;
  int Distribution;
  double Lambda;
  int OutputPointsPrecision;
  vtkRandomSequence* RandomSequence;
 
private:
  vtkPointSource(const vtkPointSource&) = delete;
  void operator=(const vtkPointSource&) = delete;
};
 
#endif