     # ctx.fillStyle = 'black'
     # ctx.fill()
 
-    if DOUBLE_BUFFER
-      ctx.drawImage @buffer, 0, 0
-      # ctx.drawImage @hit_region_buffer, 0, 0
-      
-    else 
-      for key, sprite of @sprites
-        ctx.drawImage sprite.img, sprite.x * DEVICE_PIXEL_RATIO, sprite.y * DEVICE_PIXEL_RATIO, sprite.width * DEVICE_PIXEL_RATIO, sprite.height * DEVICE_PIXEL_RATIO
+    ctx.drawImage @buffer, 0, 0
 
   userAtPosition: (e) -> 
 

      ReactFlipToolkit.spring
        config: PROPOSAL_ITEM_SPRING
        values: 
          width:  [parseInt(canv.style.width),  width]
          height: [parseInt(canv.style.height), height]
          top:    [@current_top,    top]
        onUpdate: do(ani) => ({ width, height, top }) =>

      @sleeping = true
      return

    requestAnimationFrame =>

      if @buffer? 
        @dirty_canvas = false        
        @renderScene()

      setTimeout @drawToBuffer
          

  

