Troubleshoot toroid2.5d

src/geom/vec.rs

@@ -199,7 +199,7 @@ impl From<(Real, Real, Real)> for Vec3 {
 
 impl From<Vec3u> for Vec3 {
     fn from(v: Vec3u) -> Self {
-        Self::new(v.x().into(), v.y().into(), v.z().into())
+        Self::new(v.x() as _, v.y() as _, v.z() as _)
     }
 }