TruncatedNormal.h

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//* This file is part of the MOOSE framework
//* https://mooseframework.inl.gov
//*
//* All rights reserved, see COPYRIGHT for full restrictions
//* https://github.com/idaholab/moose/blob/master/COPYRIGHT
//*
//* Licensed under LGPL 2.1, please see LICENSE for details
//* https://www.gnu.org/licenses/lgpl-2.1.html

#pragma once

#include "Normal.h"

class TruncatedNormal : public Normal
{
public:
  static InputParameters validParams();

  TruncatedNormal(const InputParameters & parameters);

  virtual Real pdf(const Real & x) const override;
  virtual Real cdf(const Real & x) const override;
  virtual Real quantile(const Real & p) const override;

  static Real pdf(const Real & x,
                  const Real & mean,
                  const Real & std_dev,
                  const Real & lower_bound,
                  const Real & upper_bound);
  static Real cdf(const Real & x,
                  const Real & mean,
                  const Real & std_dev,
                  const Real & lower_bound,
                  const Real & upper_bound);
  static Real quantile(const Real & p,
                       const Real & mean,
                       const Real & std_dev,
                       const Real & lower_bound,
                       const Real & upper_bound);

protected:
  const Real & _lower_bound;

  const Real & _upper_bound;
};