37 lines
931 B
GDScript
37 lines
931 B
GDScript
extends Node2D
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@export var center = Vector2.ZERO
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var angle = 0
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# Quick access to relative cardinal directions
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var up : Vector2 :
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get():
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return global_from_local(Vector2.UP)
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var down : Vector2 :
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get():
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return global_from_local(Vector2.DOWN)
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var right : Vector2 :
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get():
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return global_from_local(Vector2.RIGHT)
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var left : Vector2 :
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get():
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return global_from_local(Vector2.LEFT)
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func _ready() -> void:
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align()
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func _process(_delta: float) -> void:
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align()
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# Aligns the parent to the center
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func align():
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angle = -(get_parent().position - center).angle_to(Vector2.UP)
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get_parent().rotation = angle;
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# Converts directions in local coordinates into global coordinates
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func global_from_local (_velocity: Vector2) -> Vector2:
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return _velocity.rotated(angle)
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# Converts directions in global coordinates into local coordinates
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func local_from_global (_velocity: Vector2) -> Vector2:
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return _velocity.rotated(-angle)
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