for (int x = 0; x < w; x++) { for (int y = 0; y < h; y++) { world.setTile(x, y, new FreerailsTile(0, null, null)); } }
    public MapFixtureFactory(int w, int h) {	this.w = w;	this.h = h;	world = new WorldImpl(w, h);	generateTrackRuleList(world);    }