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https://github.com/deunix-educ/aventuriers-des-mots.git
synced 2026-10-13 02:11:58 +02:00
Denis Defolie
122 lines
3.8 KiB
GDScript
122 lines
3.8 KiB
GDScript
extends Node
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## Lecture des voix (dictees), des effets sonores et de la musique d'ambiance.
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## Les sons viennent d'identifiants resolus par SoundCatalog dans un
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## repertoire fixe. Un fichier absent se degrade silencieusement
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## (avertissement journalise) plutot que de faire planter le jeu. La musique
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## baisse pendant qu'une dictee est lue, pour ne jamais couvrir la voix.
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const MUSIC_DUCK_DB := -12.0
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const MUSIC_BASE_DB := -6.0
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var _voice_player: AudioStreamPlayer
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var _music_player: AudioStreamPlayer
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var _effect_players: Array[AudioStreamPlayer] = []
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var _current_music_id := ""
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var _backdrop_kind := "forest"
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var _stream_cache: Dictionary = {}
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func _ready() -> void:
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AudioBuses.ensure()
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_voice_player = AudioStreamPlayer.new()
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_voice_player.finished.connect(_on_voice_finished)
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add_child(_voice_player)
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_music_player = AudioStreamPlayer.new()
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_music_player.bus = AudioBuses.MUSIC
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_music_player.volume_db = MUSIC_BASE_DB
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add_child(_music_player)
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for _i in range(4):
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var player := AudioStreamPlayer.new()
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player.bus = AudioBuses.EFFECTS
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add_child(player)
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_effect_players.append(player)
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# Un clic sur n'importe quel bouton du jeu produit le meme petit son.
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get_tree().node_added.connect(_on_node_added)
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func play_dictation(audio_id: String) -> void:
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if audio_id.is_empty():
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return
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var path := "%s/%s.ogg" % ["res://assets/audio/dictations", audio_id]
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if not ResourceLoader.exists(path):
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push_warning("Audio de dictee introuvable (pas encore genere) : %s" % path)
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return
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_voice_player.stream = load(path)
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_voice_player.play()
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_music_player.volume_db = MUSIC_BASE_DB + MUSIC_DUCK_DB
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func play_sfx(sfx_id: String) -> void:
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var stream := _load_stream(SoundCatalog.sfx_path(sfx_id))
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if stream == null:
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return
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for player in _effect_players:
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if not player.playing:
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player.stream = stream
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player.play()
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return
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# Tous les lecteurs sont occupes : on coupe le premier plutot que d'ignorer.
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_effect_players[0].stream = stream
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_effect_players[0].play()
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## Lance la musique d'ambiance en boucle. Sans effet si c'est deja celle-ci.
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func play_music(music_id: String) -> void:
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if music_id == _current_music_id and _music_player.playing:
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return
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var stream := _load_stream(SoundCatalog.music_path(music_id))
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if stream == null:
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return
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if stream is AudioStreamOggVorbis:
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(stream as AudioStreamOggVorbis).loop = true
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_current_music_id = music_id
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_music_player.stream = stream
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_music_player.play()
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## Musique de fond selon le choix des reglages et le decor du tableau de la
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## scene appelante (« automatique » = celle du decor).
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func play_region_music(backdrop_kind: String) -> void:
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_backdrop_kind = backdrop_kind
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play_music(SoundCatalog.resolve_music(SettingsManager.music_track, backdrop_kind))
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## Decor du dernier tableau annonce a play_region_music (« forest » au debut).
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func current_backdrop_kind() -> String:
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return _backdrop_kind
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func current_music_id() -> String:
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return _current_music_id
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func stop_music() -> void:
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_current_music_id = ""
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_music_player.stop()
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func _load_stream(path: String) -> AudioStream:
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if path.is_empty():
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return null
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if _stream_cache.has(path):
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return _stream_cache[path]
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if not ResourceLoader.exists(path):
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push_warning("Son introuvable : %s" % path)
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return null
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var stream: AudioStream = load(path)
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_stream_cache[path] = stream
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return stream
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func _on_voice_finished() -> void:
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_music_player.volume_db = MUSIC_BASE_DB
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func _on_node_added(node: Node) -> void:
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var button := node as BaseButton
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if button != null and not button.has_meta("silent"):
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button.pressed.connect(play_sfx.bind("click"))
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