Bullet Native:

- fix infinite loop bug in PhysicsRigidBody.getGravity()

git-svn-id: https://jmonkeyengine.googlecode.com/svn/trunk@7465 75d07b2b-3a1a-0410-a2c5-0572b91ccdca

engine/src/bullet/com/jme3/bullet/objects/PhysicsRigidBody.java

@@ -341,7 +341,7 @@ public class PhysicsRigidBody extends PhysicsCollisionObject {
         if (gravity == null) {
             gravity = new Vector3f();
         }
-        getGravity(gravity);
+        getGravity(objectId, gravity);
         return gravity;
     }