https://github.com/syocy/xorshift-plus

Simple implementation of xofshift+ PRNG in Haskell
https://github.com/syocy/xorshift-plus

haskell prng random xorshift

Last synced: about 2 months ago
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Simple implementation of xofshift+ PRNG in Haskell

• Host: GitHub
• URL: https://github.com/syocy/xorshift-plus
• Owner: syocy
• License: bsd-3-clause
• Created: 2019-01-21T17:59:40.000Z (almost 6 years ago)
• Default Branch: master
• Last Pushed: 2019-03-21T01:12:40.000Z (almost 6 years ago)
• Last Synced: 2023-08-20T06:17:38.818Z (over 1 year ago)
• Topics: haskell, prng, random, xorshift
• Language: Haskell
• Homepage:
• Size: 14.6 KB
• Stars: 3
• Watchers: 4
• Forks: 1
• Open Issues: 0
• Metadata Files:
  • Readme: README.md
  • Changelog: CHANGELOG.md
  • License: LICENSE

Awesome Lists containing this project

README

        
# xorshift-plus

Simple implementation of xorshift+.

```haskell

import Random.XorshiftPlus

main = do

  s <- genXorshiftPlusInt 1

  i <- getInt s

  print i -- 2455688531189531812

```

## Performance

```

> cabal new-run --enable-benchmarks micro -- compareWithOtherPRNGs --small

Up to date

compareWithOtherPRNGs/xorshift-plus_Int (THIS PACKAGE) mean 10.63 μs  ( +- 40.63 ns  )

compareWithOtherPRNGs/xorshift-plus_Word (THIS PACKAGE) mean 10.72 μs  ( +- 36.54 ns  )

compareWithOtherPRNGs/xorshift_Int32     mean 250.5 μs  ( +- 917.1 ns  )

compareWithOtherPRNGs/xorshift_Ina64     mean 457.1 μs  ( +- 1.070 μs  )

compareWithOtherPRNGs/Xorshift128Plus_Word64 mean 24.61 μs  ( +- 111.9 ns  )

```