just blah

blah.lua

function Game:process_dropping(now_t, last_t)
  self.cubes:for2d(function(c)
    if c:is_waiting() then
      if self:is_below_empty(c) then
        drop_cube_logical(c, self.cubes)
        drop_cube(c, now_t, last_t)
      end
    elseif c:is_dropping() then
      drop_cube(c, now_t, last_t)
      if c:arrived_at_logical_position() then
        if self:is_below_empty(c) then
          drop_cube_logical(c, self.cubes)
        else
          stop_cube_logical(c)
          stop_cube(c)
        end
      end
    end
  end)
end

function Game:cycle_event()
  if not self.cycle_event_ then
    self.last_t = system.getTimer() -- not os.clock() here
    self.cycle_event_ = function(event)
      self:process_dropping(event.time, self.last_t)
      self:process_chaining()
      self.last_t = event.time
    end
  end
  return self.cycle_event_
end