/** * Initializates the World and adds all the actives and passives and physical boundaries inside. */ public void initWorld() { encloseWithWalls(50); for (Passive passive : getPassives()) { world.add(passive.getBody()); } for (Active active : actives) { world.add(active.getBody()); } world.setGravity(0, 0); setAllArenaPartsAntialiased(isAllArenaPartsAntialiased); }