anchor.diff:  = terrain_collision
  -:author: 
  -:revnumber: 
  +:author:
  +:revnumber:
   :revdate: 2016/03/17 20:48
   :keywords: terrain, collision
   :relfileprefix: ../../
  
positive.code: 
  Here are the changed parts to combine the two:
  
  .  You create a static (zero-mass) RigidBodyControl. 
  .  Add the control to the `terrain` to make it physical.
  
  [source,java]
  ----
  /** 6. Add physics: */ 
      terrain.addControl(new RigidBodyControl(0));  
  
  ----
  
  
negative.code:     cameras.add(getCamera());
      TerrainLodControl control = new TerrainLodControl(terrain, cameras);
      terrain.addControl(control);
  
      /** 6. Add physics: */
      // We set up collision detection for the scene by creating a static
      RigidBodyControl with mass zero.*/
      terrain.addControl(new RigidBodyControl(0));
  
      // We set up collision detection for the player by creating
      // a capsule collision shape and a CharacterControl.
      // The CharacterControl offers extra settings for
  