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28 lines
631 B
GDScript
28 lines
631 B
GDScript
extends Area2D
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const MOVE_SPEED = 100
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var _ball_dir
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var _up
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var _down
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onready var _screen_size_y = get_viewport_rect().size.y
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func _ready():
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var n = name.to_lower()
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_up = n + "_move_up"
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_down = n + "_move_down"
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_ball_dir = 1 if n == "left" else -1
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func _process(delta):
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# Move up and down based on input.
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var input = Input.get_action_strength(_down) - Input.get_action_strength(_up)
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position.y = clamp(position.y + input * MOVE_SPEED * delta, 16, _screen_size_y - 16)
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func _on_area_entered(area):
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if area.name == "Ball":
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# Assign new direction.
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area.direction = Vector2(_ball_dir, randf() * 2 - 1).normalized()
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