Class XoRoShiRo128StarStar

All Implemented Interfaces:
RandomLongSource, JumpableUniformRandomProvider, LongJumpableUniformRandomProvider, RestorableUniformRandomProvider, UniformRandomProvider

public class XoRoShiRo128StarStar extends AbstractXoRoShiRo128
A fast all-purpose 64-bit generator.

This is a member of the Xor-Shift-Rotate family of generators. Memory footprint is 128 bits and the period is 2128-1. Speed is expected to be similar to XoShiRo256StarStar.

Since:
1.3
See Also:
  • Constructor Details

    • XoRoShiRo128StarStar

      public XoRoShiRo128StarStar(long[] seed)
      Creates a new instance.
      Parameters:
      seed - Initial seed. If the length is larger than 2, only the first 2 elements will be used; if smaller, the remaining elements will be automatically set. A seed containing all zeros will create a non-functional generator.
    • XoRoShiRo128StarStar

      public XoRoShiRo128StarStar(long seed0, long seed1)
      Creates a new instance using a 2 element seed. A seed containing all zeros will create a non-functional generator.
      Parameters:
      seed0 - Initial seed element 0.
      seed1 - Initial seed element 1.
    • XoRoShiRo128StarStar

      protected XoRoShiRo128StarStar(XoRoShiRo128StarStar source)
      Creates a copy instance.
      Parameters:
      source - Source to copy.
  • Method Details