code wiki / _hdl_build / _pe_stealth.nx
_pe_stealth.nx source
↩ module page · 29 lines · 948 B
1// AUTHORED BY THE NISHI BUILDER (pattern: STATE_MACHINE) -- baked transition walk, no Claude logic
2import "nx_syscalls.nx"
3func _pe_stealth_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 >= 5 { return 0 - 1 }
8 if s == 0 { if e == 0 { return 1 } }
9 if s == 0 { if e == 1 { return 2 } }
10 if s == 0 { if e == 4 { return 4 } }
11 if s == 1 { if e == 1 { return 2 } }
12 if s == 1 { if e == 2 { return 0 } }
13 if s == 1 { if e == 4 { return 4 } }
14 if s == 2 { if e == 2 { return 3 } }
15 if s == 2 { if e == 4 { return 4 } }
16 if s == 3 { if e == 1 { return 2 } }
17 if s == 3 { if e == 3 { return 0 } }
18 return 0 - 1
19}
20func _pe_stealth_run(ev: *i64, n: i64, s0: i64) -> i64 {
21 var s: i64 = s0
22 var i: i64 = 0
23 while i < n {
24 s = _pe_stealth_step(s, ev[i])
25 if s < 0 { return 0 - 1 }
26 i = i + 1
27 }
28 return s
29}