From 6ed4b564ef31fbe323aebd412f01b489b0a4948f Mon Sep 17 00:00:00 2001
From: Zeno Rogue <zeno@attnam.com>
Date: Wed, 31 Mar 2021 10:55:16 +0200
Subject: [PATCH] rogueviz::notknot:: check wallcolor

---
 rogueviz/notknot.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/rogueviz/notknot.cpp b/rogueviz/notknot.cpp
index f6516e96..a0db3d85 100644
--- a/rogueviz/notknot.cpp
+++ b/rogueviz/notknot.cpp
@@ -992,7 +992,7 @@ struct hrmap_notknot : hrmap {
       }
 
     for(int i=0; i<isize(all); i++) 
-      if(all[i]->iswall() && ufind(all[i]) == all[i]) {
+      if(all[i]->iswall() && ufind(all[i]) == all[i] && all[i]->wallcolor) {
         all[i]->wallcolor = hrand(0x1000000) | 0x404040,
         all[i]->wallcolor2 = hrand(0x1000000) | 0x404040;
         }