Class: OsuRuby::FastRandom

Inherits:

Object

• Object
• OsuRuby::FastRandom

Defined in:

(osu-ruby2 0.0.2) osu-ruby2/fast_random.rb

Overview

Fast PRNG used by osu!

See Also:

• https://github.com/ppy/osu/raw/4bc26dbb487241e2bbae73751dbe9e93a4e427da/osu.Game/Utils/LegacyRandom.cs

Instance Method Summary

• #initialize(seed) ⇒ FastRandom constructor

  A new instance of FastRandom.

• #next_bool ⇒ Boolean

  obtain next boolean.

• #next_bytes(string) ⇒ String

  obtain random bytes for given string buffer.

• #next_double ⇒ Float

  obtain next double.

• #next_range(a, b) ⇒ Float

  obtain value with given range.

• #next_ulong ⇒ Integer (also: #next)

  obtain next 32-bit integer.

• #reset(seed)

  reset the seeding.

Constructor Details

#initialize(seed) ⇒ FastRandom

Returns a new instance of FastRandom.

Instance Method Details

#next_bool ⇒ Boolean

obtain next boolean

Returns:

• (Boolean)

#next_bytes(string) ⇒ String

obtain random bytes for given string buffer

Returns:

• (String)

#next_double ⇒ Float

obtain next double

Returns:

• (Float) —

  real number

#next_range(a, b) ⇒ Float

obtain value with given range

Parameters:

• a (Integer) —

  low bound

• b (Integer) —

  high bound

Returns:

• (Float) —

  real number.

#next_ulong ⇒ Integer Also known as: next

obtain next 32-bit integer

Returns:

• (Integer) —

  unsigned integer

#reset(seed)

This method returns an undefined value.

reset the seeding.