Assert on non-coplanar faces in vnf_slice

2025-07-31 22:00:37 +02:00 · 2021-12-05 09:08:27 -05:00
parent 3e292c21cc
commit 1912aecdfa
1 changed files with 4 additions and 1 deletions
--- a/vnf.scad
+++ b/vnf.scad
@@ -746,7 +746,10 @@ function _slice_3dpolygons(polys, dir, cuts) =
    )
    flatten([for (poly = polys)
        let(
-            plane = plane_from_polygon(poly),
+            plane = plane_from_polygon(poly)
+        )
+        assert(plane,"Found non-coplanar face.")
+        let(
            normal = point3d(plane),
            pnormal = normal - (normal*I[dir_ind])*I[dir_ind]
        )