From 3416f093814ba1ce3ba2527b049abf43f562fd8f Mon Sep 17 00:00:00 2001
From: Zeno Rogue <zeno@attnam.com>
Date: Thu, 23 Mar 2023 09:14:06 +0100
Subject: [PATCH] fixed a crash in hat reversing

---
 cell.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/cell.cpp b/cell.cpp
index 9a57c726..e03e2f42 100644
--- a/cell.cpp
+++ b/cell.cpp
@@ -1502,7 +1502,7 @@ EX vector<cell*> adj_minefield_cells(cell *c) {
   }
 
 EX vector<int> reverse_directions(cell *c, int dir) {
-  if(PURE && !(kite::in() && WDIM == 2)) return reverse_directions(c->master, dir);
+  if(PURE && !(aperiodic && WDIM == 2)) return reverse_directions(c->master, dir);
   int d = c->degree();
   if(d & 1)
     return { gmod(dir + c->type/2, c->type), gmod(dir + (c->type+1)/2, c->type) };