godot-demo-projects/2d/physics_tests/tests/functional/test_stack.gd

extends Test

@export var height := 10
@export var width := 1
@export var box_size := Vector2(40.0, 40.0)
@export var box_spacing := Vector2(0.0, 0.0)

func _ready() -> void:
	_create_stack()


func _create_stack() -> void:
	var root_node := $Stack

	var template_body := create_rigidbody_box(box_size, true)

	var pos_y := -0.5 * box_size.y - box_spacing.y

	for level: int in height:
		var row_node := Node2D.new()
		row_node.position = Vector2(0.0, pos_y)
		row_node.name = "Row%02d" % (level + 1)
		root_node.add_child(row_node)

		var pos_x := -0.5 * (width - 1) * (box_size.x + box_spacing.x)

		for box_index in width:
			var box := template_body.duplicate()
			box.position = Vector2(pos_x, 0.0)
			box.name = "Box%02d" % (box_index + 1)
			row_node.add_child(box)

			pos_x += box_size.x + box_spacing.x

		pos_y -= box_size.y + box_spacing.y

	template_body.queue_free()