38 lines
935 B
GDScript
38 lines
935 B
GDScript
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extends Polygon2D
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var num_circle_points: int = 100
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var circle_radius: float = 100.
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var window_size: Vector2i
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var window_center: Vector2i
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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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window_size = DisplayServer.window_get_size()
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window_center = Vector2i(window_size.x/2, window_size.y/2)
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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 _on_option_button_item_selected(index: int) -> void:
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if index == 0:
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# circle
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_generate_circle_points()
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elif index == 1:
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# rectangle
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pass
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func _generate_circle_points():
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var new_polygon = []
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for i in range(num_circle_points-1):
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var rot_angle: float = 2.*PI * ((i+1) / float(num_circle_points))
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var x = circle_radius * cos(rot_angle)
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var y = circle_radius * sin(rot_angle)
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new_polygon.append(Vector2(x, y))
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polygon = PackedVector2Array(new_polygon)
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