@tool
extends SceneTree

func _init():
	var models = {
		"Oldpop": "res://assets/characters/Oldpop.glb",
		"Bob": "res://assets/characters/Bob.glb",
		"Gatot": "res://assets/characters/Gatot.glb",
		"Masbro": "res://assets/characters/Masbro.glb"
	}
	
	for name in models:
		print("\n=== Inspecting %s ===" % name)
		var scene = load(models[name]).instantiate()
		_inspect_node(scene)
	
	quit()

func _inspect_node(node: Node):
	if node is MeshInstance3D:
		_print_mesh_uv_bounds(node)
	for child in node.get_children():
		_inspect_node(child)

func _print_mesh_uv_bounds(mi: MeshInstance3D):
	var mesh = mi.mesh
	if not mesh: return
	
	var min_uv = Vector2(1e10, 1e10)
	var max_uv = Vector2(-1e10, -1e10)
	
	for s in mesh.get_surface_count():
		var arrays = mesh.surface_get_arrays(s)
		var uvs = arrays[Mesh.ARRAY_TEX_UV]
		if not uvs: continue
		
		for uv in uvs:
			min_uv.x = min(min_uv.x, uv.x)
			min_uv.y = min(min_uv.y, uv.y)
			max_uv.x = max(max_uv.x, uv.x)
			max_uv.y = max(max_uv.y, uv.y)
	
	print("- Mesh: %s" % mi.name)
	print("  UV Min: %s" % min_uv)
	print("  UV Max: %s" % max_uv)