public static CollisionPair add(CollisionPair.CollisionPairName colPairName, GameObject rootA, GameObject rootB)
{
CollisionPairManager collisionManInst = CollisionPairManager.getSingletonInstance();
Debug.Assert(collisionMInstance != null);
CollisionPair nodeAdded = (CollisionPair)collisionManInst.genericAdd();
Debug.Assert(nodeAdded != null);
//set the attributes of the Image node
nodeAdded.set(colPairName, rootA, rootB);
return(nodeAdded);
}