local surge_current
local surge_1_begin_len  =  5 * 60 * 60 * 1000 -- 5 minutes
local surge_2_full_len   = 30 * 60 * 60 * 1000 -- 30 minutes
local surge_3_finish_len =  5 * 60 * 60 * 1000 -- 10 minutes

local surge_began

function begin_surge( actor, npc )
    surge_began = get_game_time()

    level.set_weather_fx( "surge_day" )
    level.add_pp_effector( "vibros_p.ppe", 1974, false )
    xr_sound.get_safe_sound_object([[ambient\earthquake]])
        :play_no_feedback(db.actor, sound_object.s2d, 0, vector(), 1.0)
    level.add_cam_effector("camera_effects\\earthquake.anm", 1974, false, "")
    

    surge_full_begin = surge_began + surge_1_begin_len
    stage_slowing = surge_full_begin + surge_2_full_len
    stage_ends = stage_slowing + surge_3_finish_len

    -- game time changes independent of script timers, so check irl second intervals
    while get_game_time() < surge_full_begin then
       sleep( 1000 )
    end

    level.set_weather_fx( "surge_day" )
    level.remove_pp_effector( 1974 )
    level.add_pp_effector( "vibros.ppe", 1974, false )
    xr_sound.get_safe_sound_object([[ambient\earthquake]])
        :play_no_feedback(db.actor, sound_object.s2d, 0, vector(), 1.0)
    level.add_cam_effector("camera_effects\\earthquake.anm", 1974, false, "")
    

    while get_game_time() < stage_slowing then
       sleep( 1000 )
    end

    level.set_weather_fx( "surge_day" )
    level.remove_pp_effector( 1974 )
    level.add_pp_effector( "vibros_p.ppe", 1974, false )
    xr_sound.get_safe_sound_object([[ambient\earthquake]])
        :play_no_feedback(db.actor, sound_object.s2d, 0, vector(), 1.0)
    level.add_cam_effector("camera_effects\\earthquake.anm", 1974, false, "")

    while get_game_time() < stage_ends then
       sleep( 1000 )
    end

    level.set_weather_fx( "surge_day" ) -- NEED TO FIND A WAY TO UNDO!
    level.remove_pp_effector( 1974 )

end