code wiki / _hdl_build / nx_geo_buffer_gate.nx
nx_geo_buffer_gate.nx
buildroot/runtime/_hdl_build/nx_geo_buffer_gate.nx
about
nx_geo_buffer_gate.nx -- GATE for GEO-017 buffer/offset measure. Polygon = square side 4e6
(geo_area2 = 3.2e13, perimeter = 16e6). Proves the convex Minkowski-disk buffer formula:
r=0 -> buffer_area2 == area2(P) == 3.2e13 (no buffer)
perim == 16e6 (sum of 4 edges of 4e6)
r=1e6 -> buffer_area2 == 3.2e13 + 2*16e6*1e6 + 710*1e12/113
== 32000000000000 + 32000000000000 + 6283185840707 == 70283185840707 (integer + 355/113 pi)
growth -> buffer(r=1e6) > buffer(r=0)
Evidence -> knowledge/status/geo_buffer.log (GEOBUFGATE authored=organ ... verdict=GREEN).
license_tier: ORIGINAL
dependencies 2 imports · 0 importers
imports: nx_geo_buffer.nxnx_syscalls.nx
imported by: nobody (leaf or entry point)
call flow from main pre-order; caps 40 nodes / depth 6 declared; ↻ = already shown
structs
| none |
consts
| 14 | const GB_LOG: *u8 = "knowledge/status/geo_buffer.log" |
functions
| 16 | func gb_w(fd: i64, s: *u8) -> i64 { var n: i64 = 0; while s[n] != (0 as u8) { n = n + 1 } sys_write(fd, s, n); return 0 } |
| 17 | func gb_wn(fd: i64, v: i64) -> i64 { let bb: *u8 = sys_mmap(28); var m: i64=v; if m<0 {m=0-m; sys_write(fd,"-" as *u8,1)}; let t: *u8 = sys_mmap(28); var k: i64=0; if m==0 {t[0]=48;k=1}; while m>0 {t[k]=(48+(m%10)) as u8; m=m/10; k=k+1}; var i: i64=0; while i<k {bb[i]=t[k-1-i]; i=i+1}; sys_write(fd, bb, k); return 0 } |
| 19 | func gb_set(p: *i64, i: i64, lat: i64, lon: i64) -> i64 { p[i * 2] = lat; p[i * 2 + 1] = lon; return 0 } called by 1: gb_square |
| 20 | func gb_square(p: *i64, lo: i64, hi: i64) -> i64 { gb_set(p, 0, lo, lo); gb_set(p, 1, lo, hi); gb_set(p, 2, hi, hi); gb_set(p, 3, hi, lo); return 0 } |
| 22 | func gb_emit(fd: i64, per: i64, b0: i64, br: i64, ok: i64) -> i64 |
| 30 | func main() -> i64 |