44 lines
918 B
GDScript
44 lines
918 B
GDScript
extends CanvasLayer
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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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update_progress_bar(80)
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pass # Replace with function body.
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# Called every frame. 'delta' is the elapsed time since the previous frame.
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func _process(delta: float) -> void:
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pass
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func update_progress_bar(value: float):
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var start_value = $ProgressBar.value
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var percent = 0
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while percent < 100:
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var ease = expo_ease_in_out(start_value, value, percent)
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$ProgressBar.value = ease
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percent += 1
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await get_tree().create_timer(0.05).timeout
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func expo_ease_in_out(start: float, end: float, percent: int) -> float:
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var t: float = clamp(float(percent) / 100.0, 0, 1.0)
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var change: float = end - start
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if t == 0:
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return start
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if t == 1.0:
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return end
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if t < 0.5:
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return change / 2 * pow(2, 20 * t - 10) + start
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else:
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return change / 2 * (-pow(2, -20 * t + 10) + 2) + start
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