Function next [src]

Prototype

pub fn next(self: *Xoshiro256) u64

Parameters

self: *Xoshiro256

Source

  pub fn next(self: *Xoshiro256) u64 {
    const r = math.rotl(u64, self.s[0] +% self.s[3], 23) +% self.s[0];

    const t = self.s[1] << 17;

    self.s[2] ^= self.s[0];
    self.s[3] ^= self.s[1];
    self.s[1] ^= self.s[2];
    self.s[0] ^= self.s[3];

    self.s[2] ^= t;

    self.s[3] = math.rotl(u64, self.s[3], 45);

    return r;
}  