QPRandom Class Reference

Default ROOT-free random engine: std::mt19937_64 with the standard library distributions. More...

#include <QPRandom.hpp>

Inheritance diagram for QPRandom:

Public Member Functions
	QPRandom (unsigned long seed=std::mt19937_64::default_seed)
virtual	~QPRandom ()
	Trivial.
virtual void	SetSeed (unsigned long seed)
	Re-seed the engine, restarting its sequence.
virtual double	Uniform (double a, double b)
	Uniform deviate in via std::uniform_real_distribution.
virtual double	Gaus (double mean, double sigma)
	Normal deviate via std::normal_distribution.
Public Member Functions inherited from QPRandomBase
virtual	~QPRandomBase ()
	Virtual destructor for deletion through the interface.

Detailed Description

Default ROOT-free random engine: std::mt19937_64 with the standard library distributions.

A distribution object is constructed on every call, so the value sequence is fully determined by the seed and the order of calls.

Definition at line 12 of file QPRandom.hpp.

Constructor & Destructor Documentation

QPRandom()

QPRandom::QPRandom

(

unsigned long

seed = std::mt19937_64::default_seed

)

Parameters

seed	engine seed (default: std::mt19937_64::default_seed)

Definition at line 3 of file QPRandom.cpp.

~QPRandom()

virtual QPRandom::~QPRandom ( )

inlinevirtual

Trivial.

Definition at line 17 of file QPRandom.hpp.

Member Function Documentation

SetSeed()

void QPRandom::SetSeed ( unsigned long  seed )

virtual

Re-seed the engine, restarting its sequence.

Parameters

seed	engine seed value

Implements QPRandomBase.

Definition at line 5 of file QPRandom.cpp.

Uniform()

double QPRandom::Uniform ( double  a, double  b  )

virtual

Uniform deviate in via std::uniform_real_distribution.

Parameters

a	lower bound (attainable)
b	upper bound (not attainable)

Returns

uniform deviate

Implements QPRandomBase.

Definition at line 9 of file QPRandom.cpp.

Gaus()

double QPRandom::Gaus ( double  mean, double  sigma  )

virtual

Normal deviate via std::normal_distribution.

Parameters

mean	mean of the distribution
sigma	standard deviation

Returns

normal deviate

Implements QPRandomBase.

Definition at line 14 of file QPRandom.cpp.

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The documentation for this class was generated from the following files:

• include/QPRandom.hpp
• src/QPRandom.cpp