From 797e3130d2ae721688b53dbaa2831d441ba0138a Mon Sep 17 00:00:00 2001
From: Woazboat <f.kargl@posteo.de>
Date: Tue, 28 Apr 2015 02:47:36 +0200
Subject: Check for zero length vector in Trace Added hasNonZeroLength member
 function to Vector3

---
 src/Vector3.h | 5 +++++
 1 file changed, 5 insertions(+)

(limited to 'src/Vector3.h')

diff --git a/src/Vector3.h b/src/Vector3.h
index 36f277ba4..f1fb2d257 100644
--- a/src/Vector3.h
+++ b/src/Vector3.h
@@ -78,6 +78,11 @@ public:
 		);
 	}
 
+	inline bool hasNonZeroLength(void) const
+	{
+		return ((x != 0) || (y != 0) || (z != 0));
+	}
+
 	inline double Length(void) const
 	{
 		return sqrt(static_cast<double>(x * x + y * y + z * z));
-- 
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