extends Node
var refs: Array[WeakRef] = []
func _ready() -> void: call_deferred("run")
func run() -> void:
	for i in 8: create_material(i)
	for i in 10: await get_tree().process_frame
	RenderingServer.force_sync()
	var alive := 0
	for reference in refs:
		if reference.get_ref() != null: alive += 1
	print("ISOLATED_PARTICLE_EXIT alive=", alive)
	get_tree().quit(1 if alive else 0)
func create_material(index: int) -> void:
	var material := ParticleProcessMaterial.new()
	material.emission_shape = index % 3
	material.get_rid()
	refs.append(weakref(material))