From d96cbcff5251ec3d4a92e45e701af9195032c517 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?J=C3=A9r=C3=A9my=20Zurcher?= <jeremy@asynk.ch>
Date: Tue, 21 Jan 2020 14:08:24 +0100
Subject: Orientation : add Orientation opposite()

---
 core/src/ch/asynk/gdx/boardgame/Orientation.java | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/core/src/ch/asynk/gdx/boardgame/Orientation.java b/core/src/ch/asynk/gdx/boardgame/Orientation.java
index 677c979..e5c906b 100644
--- a/core/src/ch/asynk/gdx/boardgame/Orientation.java
+++ b/core/src/ch/asynk/gdx/boardgame/Orientation.java
@@ -62,6 +62,12 @@ public enum Orientation
         return (o.r == -1) ? o.right() : o;
     }
 
+    public Orientation opposite()
+    {
+        if (s <= NW.s) return fromS(this.s << 4);
+        return fromS(this.s >> 4);
+    }
+
     public static Orientation fromS(int s)
     {
              if (s ==  E.s) return  E;
-- 
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