41 lines
1.2 KiB
GDScript
41 lines
1.2 KiB
GDScript
@tool
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class_name BeatMeasurer
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extends Node
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@export var enabled: bool = true
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@export var path: Path3D
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@export var track_duration: float = 1.0
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@export var track_bpm: int = 120
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@export var track_bars: int = 4
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@export_tool_button("Force Update") var editor_force_update: Callable = _update_measurement
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# Called when the node enters the scene tree for the first time.
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func _ready() -> void:
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path.curve_changed.connect(_update_measurement)
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_update_measurement.call_deferred()
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func _update_measurement() -> void:
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if not enabled or not is_inside_tree():
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return
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for child: Node in get_children():
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if child.owner == null:
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child.queue_free()
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var path_length: float = path.curve.get_baked_length()
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var beat_time: float = track_bpm / 60.0
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var beats := int(path_length / beat_time)
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for beat: int in range(beats):
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var progress: float = beat_time * beat
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var position: Vector3 = path.global_position + path.curve.sample_baked(progress)
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DebugDraw3D.draw_sphere(position, 0.15, Color.WHITE, 5.0 if Engine.is_editor_hint() else 500.0)
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var label := Label3D.new()
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label.text = str(beat)
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label.billboard = BaseMaterial3D.BILLBOARD_ENABLED
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add_child(label)
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label.global_position = position + Vector3.UP
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