From 5fd524fa625a7d7b0de13ae4047e245e0afdcce7 Mon Sep 17 00:00:00 2001
From: Zeno Rogue <zeno@attnam.com>
Date: Thu, 21 Dec 2017 16:34:26 +0100
Subject: [PATCH] fixed the threecolor pattern for octagons

---
 pattern2.cpp | 6 ++----
 1 file changed, 2 insertions(+), 4 deletions(-)

diff --git a/pattern2.cpp b/pattern2.cpp
index 6f2837ae..b4b64552 100644
--- a/pattern2.cpp
+++ b/pattern2.cpp
@@ -899,10 +899,8 @@ int geosupport_graveyard() {
 int pattern_threecolor(cell *c) {
   if(a38) {
     patterns::patterninfo si;
-    patterns::val38(c, si, 0, patterns::PAT_COLORING);
-    int i = si.id;
-    if(nontruncated) return i;
-    else return i < 4 ? 0 : (1+(i&1));
+    patterns::val38(c, si, patterns::SPF_ROT, patterns::PAT_COLORING);
+    return si.id >> 2;
     }
   if(a46 && !nontruncated) {
     patterns::patterninfo si;