-! (c)2009 Joe Groff bsd license
+! Copyright (C) 2009 Joe Groff.
+! See http://factorcode.org/license.txt for BSD license.
USING: accessors arrays combinators.tuple game.loop game.worlds
generalizations gpu gpu.render gpu.shaders gpu.util gpu.util.wasd
kernel literals math math.libm math.matrices math.order math.vectors