Minor cleanup of the draw() function
Minor cleanup of the draw() function

carbidegames/glium,rozaliev/glium,nicokoch/glium,TyOverby/glium,cpjreynolds/glium,binsoftware/glium,christopheraugustus/glium,caldwell/glium,glium/glium,bvssvni/glium,acolley/glium,tomaka/glium,sdotz/glium