From 3872e9615c863f22abd9966f5e5b8b0c87892e3e Mon Sep 17 00:00:00 2001
From: Daniel Chappuis <chappuis.daniel>
Date: Tue, 25 Dec 2012 17:35:52 +0100
Subject: [PATCH] Use unit friction vectors

---
 src/constraint/Contact.h | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/constraint/Contact.h b/src/constraint/Contact.h
index 99dcd89d..ab4b1f86 100644
--- a/src/constraint/Contact.h
+++ b/src/constraint/Contact.h
@@ -182,11 +182,11 @@ inline void Contact::computeFrictionVectors() {
     mFrictionVectors.clear();
 
     // Compute the first orthogonal vector
-    Vector3 vector1 = mNormal.getOneOrthogonalVector();
+    Vector3 vector1 = mNormal.getOneOrthogonalVector().getUnit();
     mFrictionVectors.push_back(vector1);
 
     // Compute the second orthogonal vector using the cross product
-    mFrictionVectors.push_back(mNormal.cross(vector1));
+    mFrictionVectors.push_back(mNormal.cross(vector1).getUnit());
 }
 
 // Return the normal vector of the contact