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22 lines
655 B
22 lines
655 B
extends Line2D
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var queue: Array
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@export var MAX_LENGTH: int
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var shrinking = false
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@export var OPACITY_SHRINK_RATE = 5
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@export var SIZE_SHRINK_RATE = 5
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# Called every frame. 'delta' is the elapsed time since the previous frame.
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func _process(delta):
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queue.push_front(global_position)
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if queue.size() > MAX_LENGTH:
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queue.pop_back()
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clear_points()
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for point in queue:
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add_point(point - global_position)
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if shrinking:
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modulate.a = lerpf(modulate.a, 0, OPACITY_SHRINK_RATE * delta)
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width = lerpf(width, 0, SIZE_SHRINK_RATE * delta)
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$PointLight2D.energy = lerpf($PointLight2D.energy, 0, OPACITY_SHRINK_RATE * delta)
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$Sprite2D.visible = false
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