(state: &mut u64)
| 41 | /// Minimal xorshift64 PRNG for deterministic signed-diagonal generation. |
| 42 | #[inline] |
| 43 | fn xorshift64(state: &mut u64) -> u64 { |
| 44 | let mut x = *state; |
| 45 | x ^= x << 13; |
| 46 | x ^= x >> 7; |
| 47 | x ^= x << 17; |
| 48 | *state = x; |
| 49 | x |
| 50 | } |
| 51 | |
| 52 | // ── WHT helpers ────────────────────────────────────────────────────────────── |
| 53 |
no outgoing calls
no test coverage detected