From c09923dc201694c765ace435075a65736cf94150 Mon Sep 17 00:00:00 2001
From: ejcoumans <ejcoumans@08e121b0-ae19-0410-a57b-3be3395fd4fd>
Date: Thu, 6 Dec 2007 04:44:04 +0000
Subject: [PATCH] fixed issue with fixed rigid bodies: need to create with mass
 == 0

---
 Demos/DynamicControlDemo/MotorDemo.cpp | 9 ++++++---
 1 file changed, 6 insertions(+), 3 deletions(-)

diff --git a/Demos/DynamicControlDemo/MotorDemo.cpp b/Demos/DynamicControlDemo/MotorDemo.cpp
index 8941eff2b..d8e8aa92b 100644
--- a/Demos/DynamicControlDemo/MotorDemo.cpp
+++ b/Demos/DynamicControlDemo/MotorDemo.cpp
@@ -135,10 +135,13 @@ public:
 		btTransform transform;
 		transform.setIdentity();
 		transform.setOrigin(vRoot);
-		m_bodies[0] = localCreateRigidBody(btScalar(1.), offset*transform, m_shapes[0]);
 		if (bFixed)
-			m_bodies[0]->setMassProps(0, btVector3(0,0,0));
-
+		{
+			m_bodies[0] = localCreateRigidBody(btScalar(0.), offset*transform, m_shapes[0]);
+		} else
+		{
+			m_bodies[0] = localCreateRigidBody(btScalar(1.), offset*transform, m_shapes[0]);
+		}
 		// legs
 		for (int i=0; i<NUM_LEGS; i++)
 		{