use square epsilon in btVector3::fuzzyZero (length2)

2013-10-29 22:53:01 +00:00
parent 1a2c3c0ee9
commit 13936eb9a5
2 changed files with 20 additions and 3 deletions
--- a/src/LinearMath/btVector3.h
+++ b/src/LinearMath/btVector3.h
@@ -688,7 +688,7 @@ public:

 	SIMD_FORCE_INLINE bool fuzzyZero() const 
 	{
-		return length2() < SIMD_EPSILON;
+		return length2() < SIMD_EPSILON*SIMD_EPSILON;
 	}

 	SIMD_FORCE_INLINE	void	serialize(struct	btVector3Data& dataOut) const;