32 lines
1.2 KiB
GDScript
32 lines
1.2 KiB
GDScript
extends Node
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const MIN_VOLUME: float = 0.0
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const MAX_VOLUME: float = 1.0
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func _ready() -> void:
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load_save_data()
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func load_save_data() -> void:
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for bus_name in GameState.save_data.audio_bus_volumes:
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_apply_audio_bus_volume(bus_name, GameState.save_data.audio_bus_volumes[bus_name])
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func set_audio_bus_volume(bus_name: StringName, linear_value: float) -> void:
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var normalized_bus_name := str(bus_name)
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var clamped_value := clampf(linear_value, MIN_VOLUME, MAX_VOLUME)
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GameState.save_data.audio_bus_volumes[normalized_bus_name] = clamped_value
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_apply_audio_bus_volume(normalized_bus_name, clamped_value)
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GameState.save_game()
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func get_audio_bus_volume(bus_name: StringName, default_value: float = 1.0) -> float:
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return float(GameState.save_data.audio_bus_volumes.get(str(bus_name), default_value))
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func _apply_audio_bus_volume(bus_name: String, linear_value: float) -> void:
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var bus_index := AudioServer.get_bus_index(bus_name)
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if bus_index == -1:
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return
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var clamped_value := clampf(linear_value, MIN_VOLUME, MAX_VOLUME)
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AudioServer.set_bus_volume_db(bus_index, linear_to_db(clamped_value))
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AudioServer.set_bus_mute(bus_index, is_zero_approx(clamped_value))
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