Troublesome Code

##### This is the problematic part of my script. I left out the vast majority of
##### my script because this is the only part causing problems.


class Game_Map # didn't alias because I couldn't seem to get the alias to work
               # properly.
  def update(main = false)
    refresh if @need_refresh
    update_interpreter if main
    update_scroll
    update_events
    update_vehicles
    update_parallax
    @screen.update
    if $weather != nil && $weather.raining == true # if weather object exists and
      $weather.precipAnim                          # it is currently raining
    end
  end


  def any_direction_passable?(x, y, directions = 0b1111) # by Another Fen to
                                              # easier check for tile passability
    tile = all_tiles(x, y).find { |tile_id| tileset.flags[tile_id] & 0x10 == 0 }
    return (tile != nil and (directions & ~tileset.flags[tile]) != 0)
  end

end


# code to allow spawning an event from the event spawn map
def spawn_event(spawn_from_map_id, _map_id, _event_id, _x, _y)
  map = load_data(sprintf("Data/Map%03d.rvdata2", spawn_from_map_id))
  event_id = $game_map.events.keys.max + 1
  preprocess = map.events[_event_id]
  preprocess.id = event_id
  event = $game_map.events[event_id] = Game_Event.new(_map_id, preprocess)
  sp_map = SceneManager.scene.instance_eval('@spriteset')
  sp_map_char_sprs = sp_map.instance_eval('@character_sprites')
  sp_map_view_1 = sp_map.instance_eval('@viewport1')
  sp_map_char_sprs.push(Sprite_Character.new(sp_map_view_1, event))
  event.moveto(_x, _y)
end

# begin of partial problematic code
class DrykulWeatherSystem

  attr_accessor :raining
  attr_accessor :firstSplashId
  attr_accessor :splashEventIds

  def initialize
    @raining = false      # check for current weather type
    @haltAnim = false     # pause to allow events to delete themselves
    @firstSplashId = 0    # the very first splash event to spawn in's event ID
    @splashCounter = 0    # var. init so all events don't spawn at the same time
    @splashEventIds = []  # array init, contains all existing splash event IDs
    end

  def precipAnim

    if @haltAnim == false
      if @firstSplashId != 0
        tooManyEvents = @firstSplashId + 14
        check = @splashEventIds.size - 1
        if @splashEventIds[check] > tooManyEvents
          @haltAnim = true
          return
        end
      end
      if @splashCounter == 5
        xVariance = rand(8)
        yVariance = rand(6)
        dirVarianceCalc = rand(2)
        if dirVarianceCalc == 1
          dirVariance = 1
        else
          dirVariance = -1
        end
        splashXpos = $game_player.x + (xVariance * dirVariance)
        splashYpos = $game_player.y + (yVariance * dirVariance)
        if $game_map.any_direction_passable?(splashXpos, splashYpos) == true
          spawn_event(2, 1, 1, splashXpos, splashYpos)
          @splashCounter = 0
        end
      else
        @splashCounter += 1
      end
    else
      if @splashEventIds.size == 0
        @firstSplashId = 0
        @splashCounter = 0
        @haltAnim = false
      end
    end
  end
end

##### This next bit of code is in the splash event template set to parallel process. The event is on a different map that is
##### reserved for template events that will be spawned in.

if $weather.firstSplashId == 0
 $weather.firstSplashId = @event_id
end
$weather.splashEventIds[$weather.splashEventIds.size] = @event_id

# Next is an event command Wait for 25 frames. After words this code snippet:

$weather.splashEventIds.delete(@event_id)
e = $game_map.events.delete(@event_id)
e.erase unless e.nil?