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/*=========================================================================
Program: Visualization Toolkit
Module: vtkGaussianRandomSequence.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.
=========================================================================*/
/**
* @class vtkGaussianRandomSequence
* @brief Gaussian sequence of pseudo random numbers
*
* vtkGaussianRandomSequence is a sequence of pseudo random numbers
* distributed according to the Gaussian/normal distribution (mean=0 and
* standard deviation=1)
*
* This is just an interface.
*/
#ifndef vtkGaussianRandomSequence_h
#define vtkGaussianRandomSequence_h
#include "vtkCommonCoreModule.h" // For export macro
#include "vtkRandomSequence.h"
VTK_ABI_NAMESPACE_BEGIN
class VTKCOMMONCORE_EXPORT vtkGaussianRandomSequence : public vtkRandomSequence
{
public:
///@{
/**
* Standard methods for type information and printing.
*/
vtkTypeMacro(vtkGaussianRandomSequence, vtkRandomSequence);
void PrintSelf(ostream& os, vtkIndent indent) override;
///@}
/**
* Convenient method to return a value given the mean and standard deviation
* of the Gaussian distribution from the Gaussian distribution of mean=0
* and standard deviation=1.0. There is an initial implementation that can
* be overridden by a subclass.
*/
virtual double GetScaledValue(double mean, double standardDeviation);
/**
* Return the next value in the sequence given the mean and standard
* deviation of the Gaussian.
*
* \see vtkGaussianRandomSequence::GetScaledValue
*/
double GetNextScaledValue(double mean, double standardDeviation);
protected:
vtkGaussianRandomSequence();
~vtkGaussianRandomSequence() override;
private:
vtkGaussianRandomSequence(const vtkGaussianRandomSequence&) = delete;
void operator=(const vtkGaussianRandomSequence&) = delete;
};
VTK_ABI_NAMESPACE_END
#endif // #ifndef vtkGaussianRandomSequence_h
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