127 lines
3.8 KiB
GDScript
127 lines
3.8 KiB
GDScript
extends Node
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const MIN_VOLUME = -60.
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const MAX_VOLUME = 24.
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@onready var settings : SettingsData = GameInfo.settings_data
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@export var default_fade_time = 0.5
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@export var playing_music : AudioStreamPlayer = null
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@export var playing_ambiance : AudioStreamPlayer = null
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var default_volumes := {}
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func _ready():
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for player in get_all_players():
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player.stop()
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fetch_default_volumes()
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setup_volume()
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settings.sound_changed.connect(
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func(_s) : setup_volume()
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)
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SceneManager.scene_loaded.connect(_on_change_scene)
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func _on_change_scene(scene : Scene):
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play_ambiance()
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match scene.scene_id:
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"TITLE":
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play_music("Title")
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"REGION":
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play_music("Region")
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play_ambiance("Exterior")
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"COCKPIT":
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play_music("Truck")
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func fetch_default_volumes():
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var all_players := get_all_players()
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for player in all_players:
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default_volumes[player] = player.volume_db
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func setup_volume():
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for player in get_all_players():
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player.volume_db = get_volume_from_parent(player)
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func get_volume_from_parent(player : AudioStreamPlayer) -> float:
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var settings_volume = 0.5
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if player.get_parent() == %Ambiance:
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settings_volume = settings.ambiance_volume
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elif player.get_parent() == %Sfx:
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settings_volume = settings.sfx_volume
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elif player.get_parent() == %Musics:
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settings_volume = settings.music_volume
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return default_volumes[player] + lerp(MIN_VOLUME, MAX_VOLUME, settings_volume)
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func get_all_players() -> Array[AudioStreamPlayer]:
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var players : Array[AudioStreamPlayer] = []
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players.append_array(get_players_from_node(%Musics))
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players.append_array(get_players_from_node(%Ambiance))
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players.append_array(get_players_from_node(%Sfx))
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return players
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func get_players_from_node(node : Node) -> Array[AudioStreamPlayer]:
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var streams : Array[AudioStreamPlayer] = []
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for c in node.get_children():
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if c is AudioStreamPlayer:
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streams.append(c)
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return streams
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func set_volume(player : AudioStreamPlayer, to : float, fade_time = default_fade_time) -> Tween:
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var fade_tween : Tween = get_tree().create_tween()
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fade_tween.tween_property(player, "volume_db", to, fade_time)
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return fade_tween
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func reset_volume(player : AudioStreamPlayer):
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player.volume_db = get_volume_from_parent(player)
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func play_sfx(sfx_name : String):
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var player := %Sfx.find_child(sfx_name) as AudioStreamPlayer
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if player:
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player.play()
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else:
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printerr("Sfx %s not found" % sfx_name)
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func play_music(music_name : String = ""):
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var old_music = playing_music
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playing_music = null
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if old_music:
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await set_volume(old_music, MIN_VOLUME).finished
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if old_music and old_music != playing_music:
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print(old_music)
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old_music.stop()
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reset_volume(old_music)
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if music_name:
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var player := %Musics.find_child(music_name) as AudioStreamPlayer
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if player:
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playing_music = player
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player.play()
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set_volume(player, get_volume_from_parent(player))
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else:
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printerr("Music %s not found" % music_name)
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func play_ambiance(ambiance_name : String = ""):
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var old_ambiance = playing_ambiance
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playing_ambiance = null
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if old_ambiance:
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await set_volume(old_ambiance, MIN_VOLUME).finished
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if old_ambiance and old_ambiance != playing_ambiance:
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old_ambiance.stop()
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reset_volume(old_ambiance)
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if ambiance_name:
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var player := %Ambiance.find_child(ambiance_name) as AudioStreamPlayer
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if player:
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playing_ambiance = player
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player.play()
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set_volume(player, get_volume_from_parent(player))
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else:
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printerr("Ambiance %s not found" % ambiance_name)
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