jyapayne/Nim
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity Actions

Fixed Mersenne Twister (#5227)

Browse source
This commit is contained in:
MednauN 2017-01-16 19:35:43 +07:00 • committed by Andreas Rumpf
commit f8736dcfb7
1 changed files with 2 additions and 2 deletions
Download patch file Download diff file Expand all files Collapse all files

4
lib/pure/mersenne.nim
View file

@ -36,8 +36,8 @@ proc getNum*(m: var MersenneTwister): uint32 =
m.index = (m.index + 1) mod m.mt.len
result = result xor (result shr 11'u32)
result = result xor ((7'u32 shl result) and 0x9d2c5680'u32)
result = result xor ((15'u32 shl result) and 0xefc60000'u32)
result = result xor ((result shl 7'u32) and 0x9d2c5680'u32)
result = result xor ((result shl 15'u32) and 0xefc60000'u32)
result = result xor (result shr 18'u32)
# Test