From e0999f1bc7e43de4161476365cda71867a4f552b Mon Sep 17 00:00:00 2001
From: Ian C <ianc@noddybox.co.uk>
Date: Mon, 6 Jun 2011 09:46:17 +0000
Subject: Make starfield rotate ships in both directions.

---
 xd.c | 14 +++++++++++++-
 1 file changed, 13 insertions(+), 1 deletion(-)

diff --git a/xd.c b/xd.c
index 167e43b..7246c5c 100644
--- a/xd.c
+++ b/xd.c
@@ -2083,14 +2083,26 @@ static void StarDemo(void)
 	    star[f].origin.z-=20*speed;
 
 	    if (star[f].col)
+	    {
 		star[f].col--;
+	    }
 	}
     }
 
     for(f=0;f<no_obj;f++)
     {
 	obj[f].origin.z-=100*speed;
-	obj[f].z_rot+=10;
+
+	if (f&1)
+	{
+	    obj[f].z_rot += 3590;
+	}
+	else
+	{
+	    obj[f].z_rot += 10;
+	}
+
+	obj[f].z_rot = obj[f].z_rot % 3600;
 
 	if (obj[f].col)
 	{
-- 
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