function stages.stage2_init()
    -- stagemgr init
    stages.actors={}
    stages.boss_loaded   = false
    stages.boss_ready    = false
    stages.boss_finished = false
    boss = nil
    actors={}
    
    -- mapa init
    mapa = stage2_mapa
    
    mapa_room_cols      = s02_mapa_room_cols      
    mapa_room_rows      = s02_mapa_room_rows      
    mapa_rooms_per_piso = s02_mapa_rooms_per_piso 
    mapa_pisos          = s02_mapa_pisos          
    mapa_empty_tile     = s02_mapa_empty_tile
    
    tiletype={void=0,nonpc=1,stair=2,switch=3,half=4,block=5}
    mapa.wait=0
    mapa.step=0
    mapa_surface_init()
    load_tilemap( sf_mapa )

    coords.set_config({
        tiles_width  = arcade_config.tiles_width,
        tiles_height = arcade_config.tiles_height,
        room_cols    = mapa_room_cols,
        room_rows    = mapa_room_rows,
        rooms_per_floor = mapa_rooms_per_piso,
    })
    
    -- actors init
    batvio.init()
    table.insert(actors,batvio)  

    -- abad init
    local abad_x, abad_y = coords.room_to_world ( 1, 4, 3 )    
    abad:move(abad_x, abad_y)
    abad_make_safe( true )
    
    -- viewport init
    local scr_ax, scr_ay = viewp:screen_coords(abad_x, abad_y)
    viewp:free_move()
    
end

function stages.stage2_update()
    for key,actor in pairs(stages.actors) do
        if viewp:inside(actor.x, actor.y, actor.w, actor.h) and actor~=abad then
            actor:update()
        end
    end
end

function stages.stage2_draw_back()
    for key,actor in pairs(stages.actors) do
        if viewp:inside(actor.x, actor.y, actor.w, actor.h) and actor~=abad then
            actor:draw()
        end
    end
end

function stages.stage2_draw_middle()

end

function stages.stage2_draw_front()

end

function stages.stage2_bg_music()
    music_player:play(audio_song_premiere)
end

function stages.stage2_viewport_update()
    -- Moure el viewport
    local vp_x = viewp.x
    local vp_y = viewp.y
    
    local vp_center_offset_x = (viewp.width // 2)
    local vp_center_offset_y = (viewp.height // 2)
    
    vp_x = abad.x+(abad.w/2) - vp_center_offset_x
    if vp_x < 0 then vp_x = 0 end
    
    vp_y = abad.y - vp_center_offset_y
    if vp_y < 0 then vp_y = 0 end

    viewp:position(vp_x, vp_y)
end

require "stage2_world_map"
require "stage2_boss_map"
require "stage2_boss"
require "stage2_ending"