From 314a7af3fdfb7ba8f1cba07be237c9a24ccbc9df Mon Sep 17 00:00:00 2001
From: Zeno Rogue <zeno@attnam.com>
Date: Sat, 25 Mar 2023 09:25:16 +0100
Subject: [PATCH] dual_point only in aperiodic

---
 pattern2.cpp | 1 +
 1 file changed, 1 insertion(+)

diff --git a/pattern2.cpp b/pattern2.cpp
index e4aec2c7..0058f54b 100644
--- a/pattern2.cpp
+++ b/pattern2.cpp
@@ -2679,6 +2679,7 @@ EX namespace linepatterns {
   EX ld dual_angle = 0;
 
   hyperpoint dualpoint() {
+    if(!aperiodic) return tile_center();
     if(dual_length)
       return xspinpush0(dual_angle * degree, dual_length);
     return tile_center();