Generate samples from Uniform distribution. More...

Inheritance diagram for Hypertable::DiscreteRandomGeneratorUniform:

Collaboration diagram for Hypertable::DiscreteRandomGeneratorUniform:

Public Member Functions
	DiscreteRandomGeneratorUniform ()

virtual uint64_t	get_sample ()
	Returns a random sample from the distribution. More...

Public Member Functions inherited from Hypertable::DiscreteRandomGenerator
	DiscreteRandomGenerator ()
	Default constructor; sets up a random number generator with a constant seed value of 1. More...

virtual	~DiscreteRandomGenerator ()
	Destructor - cleans up allocated resources. More...

void	set_seed (uint32_t s)
	Sets the seed for the random number generator. More...

void	set_value_count (uint64_t value_count)
	Sets the size of the generated range. More...

void	set_pool_min (uint64_t pool_min)
	Sets the lowest value of the desired distribution. More...

void	set_pool_max (uint64_t pool_max)
	Sets the highest value of the desired distribution. More...

Additional Inherited Members
Protected Member Functions inherited from Hypertable::DiscreteRandomGenerator
virtual void	generate_cmf ()
	Generate the cumulative mass function for the distribution. More...

virtual double	pmf (uint64_t val)
	Returns the probability of drawing a specific value from the distribution. More...

Protected Attributes inherited from Hypertable::DiscreteRandomGenerator
std::mt19937	m_random_engine {1}
	The random number generator. More...

uint64_t	m_value_count {}
	Number of values in the range. More...

uint64_t	m_pool_min {}
	Lower bound of the range. More...

uint64_t	m_pool_max {}
	Upper bound of the range. More...

uint64_t *	m_numbers {}
	Array with the random samples. More...

double *	m_cmf {}
	The cumulative mass of the distribution. More...