     c.doubleFramebuffer('grid', size: size)
     c.doubleFramebuffer('particles', size: size)
     c.doubleFramebuffer('velocities', size: size)
-
-    eachCell (i, j, k) ->
-      c.framebuffer("accessor_#{i}_#{j}_#{k}", size: size)
+    eachCell (i, j, k) -> c.framebuffer("accessor_#{i}_#{j}_#{k}", size: size)
 
     # Bootstrap
     c.pass(p.fill, 'back particles')

      # Sorting
      sortSpread = 2
      while sortSpread <= count
        c.pass(p.bitonic, 'switch grid', {
          target: 'auto grid'
        }, ({prog}) ->
          prog.sendFloat 'spread', sortSpread

          )
          mergeSpread /= 2


      eachCell (i, j, k) ->
        c.pass(p.genAccessor, "accessor_#{i}_#{j}_#{k}", {
