Index: work/util/ttf2lht/drv_poly.c
===================================================================
--- work/util/ttf2lht/drv_poly.c	(revision 18936)
+++ work/util/ttf2lht/drv_poly.c	(revision 18937)
@@ -14,8 +14,10 @@
 		return;
 
 	pcb_poly_contour_pre(s->curr, pcb_true);
-	if (s->curr->Flags.orient)
+	if (s->curr->Flags.orient) {
+		pcb_poly_contour_inv(s->curr);
 		APPEND(s->neg, s->curr);
+	}
 	else
 		APPEND(s->pos, s->curr);
 	s->curr = NULL;