Antipode-detector to complete the mapping

2026-02-07 11:32:06 +11:00 · 2026-02-07 11:32:06 +11:00 · 7bf5adcb3a
commit 7bf5adcb3a
parent 3c874326a6
1 changed files with 9 additions and 0 deletions
--- a/label_inscribed_600cell.js
+++ b/label_inscribed_600cell.js
@ -269,3 +269,12 @@ export function equator(i600, b600, apices) {
 }


+
+
+export function antipode(shape, nid) {
+    const n0 = shape.nodes.filter((n) => n.id === nid)[0];
+    const dists = shape.nodes.map((n) => [ dist(n, n0), n ]);
+    dists.sort((a, b) => b[0] - a[0]);
+    return dists[0][1].id;
+}
+