code wiki / _hdl_build / _pe_zerodowntime.nx
_pe_zerodowntime.nx source
↩ module page · 24 lines · 758 B
1// AUTHORED BY THE NISHI BUILDER (pattern: STATE_MACHINE) -- baked transition walk, no Claude logic
2import "nx_syscalls.nx"
3func _pe_zerodowntime_step(s: i64, e: i64) -> i64 {
4 if s < 0 { return 0 - 1 }
5 if s >= 5 { return 0 - 1 }
6 if e < 0 { return 0 - 1 }
7 if e >= 4 { return 0 - 1 }
8 if s == 0 { if e == 0 { return 1 } }
9 if s == 1 { if e == 1 { return 2 } }
10 if s == 2 { if e == 2 { return 3 } }
11 if s == 3 { if e == 3 { return 4 } }
12 if s == 4 { if e == 0 { return 1 } }
13 return 0 - 1
14}
15func _pe_zerodowntime_run(ev: *i64, n: i64, s0: i64) -> i64 {
16 var s: i64 = s0
17 var i: i64 = 0
18 while i < n {
19 s = _pe_zerodowntime_step(s, ev[i])
20 if s < 0 { return 0 - 1 }
21 i = i + 1
22 }
23 return s
24}