From 82eebc20c02422cc5e3cb5ec9d7a5c7898208b79 Mon Sep 17 00:00:00 2001
From: skidd13 <skidd13@openttd.org>
Date: Tue, 25 Mar 2008 18:59:25 +0000
Subject: (svn r12419) -Cleanup: of the internal road-piece building and
 removing.

---
 src/road_func.h | 11 +++++++++++
 1 file changed, 11 insertions(+)

(limited to 'src/road_func.h')

diff --git a/src/road_func.h b/src/road_func.h
index 46269f29d..c0baeee3f 100644
--- a/src/road_func.h
+++ b/src/road_func.h
@@ -100,6 +100,17 @@ static inline RoadBits RotateRoadBits(RoadBits r, DiagDirDiff rot)
 	return r;
 }
 
+/**
+ * Check if we've got a straight road
+ *
+ * @param r The given RoadBits
+ * @return true if we've got a straight road
+ */
+static inline bool IsStraightRoad(RoadBits r)
+{
+	return (r == ROAD_X || r == ROAD_Y);
+}
+
 /**
  * Create the road-part which belongs to the given DiagDirection
  *
-- 
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