kickdot/tests/debug_glb_bound.gd at master · graphnode/kickdot · GitHub

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## Debug: does append_from_scene export unowned (generated) children?
extends SceneTree

func _init() -> void:
	call_deferred("_run")

func _run() -> void:
	var recipe := SKRecipe.load_from_file("res://synty_assets/characters/Starter_01.sk")
	var library := SKPartLibrary.new()
	library.scan()

	var character := SidekickCharacter.new()
	character.name = "SidekickCharacter"
	character.recipe_text = recipe.to_text()
	character.build_on_load = false
	root.add_child(character)
	character.rebuild(library)
	print("children: %d, meshes: %d" % [
		character.get_child_count(),
		character.find_children("*", "MeshInstance3D", true, false).size()])

	var state := GLTFState.new()
	var error := GLTFDocument.new().append_from_scene(character, state)
	print("export live node (unowned children): %s nodes=%d meshes=%d" % [error_string(error), state.nodes.size(), state.meshes.size()])

	# Same node but with owners assigned.
	for child in character.get_children():
		_own(child, character)
	var state2 := GLTFState.new()
	var error2 := GLTFDocument.new().append_from_scene(character, state2)
	print("export live node (owned children):   %s nodes=%d meshes=%d" % [error_string(error2), state2.nodes.size(), state2.meshes.size()])
	quit(0)

func _own(node: Node, owner_node: Node) -> void:
	node.owner = owner_node
	for child in node.get_children():
		_own(child, owner_node)