public EntityGameObjectLinker(World world)
{
this.world = world;
entityManager = world.EntityManager;
workerSystem = world.GetExistingSystem <WorkerSystem>();
lifecycleSystem = world.GetExistingSystem <RequireLifecycleSystem>();
viewCommandBuffer = new ViewCommandBuffer(entityManager, workerSystem.LogDispatcher);
workerSystem = world.GetExistingSystem <WorkerSystem>();
if (workerSystem == null)
{
throw new ArgumentException(
$"Can not create {nameof(EntityGameObjectLinker)}. {world.Name} does not contain a {nameof(workerSystem)}");
}
subscriptionSystem = world.GetExistingSystem <SubscriptionSystem>();
if (subscriptionSystem == null)
{
throw new ArgumentException(
$"Can not create {nameof(EntityGameObjectLinker)}. {world.Name} does not contain a {nameof(SubscriptionSystem)}");
}
}
public SubscriptionAggregate(SubscriptionSystem subscriptionSystem, EntityId entityId,
params Type[] typesToSubscribeTo)
{
subscriptions = new ISubscription[typesToSubscribeTo.Length];
for (int i = 0; i < typesToSubscribeTo.Length; ++i)
{
var subscription = subscriptionSystem.Subscribe(entityId, typesToSubscribeTo[i]);
typesToSubscriptionIndexes.Add(typesToSubscribeTo[i], i);
subscriptions[i] = subscription;
subscription.SetAvailabilityHandler(Handler.Pool.Rent(this));
}
}
// todo should either special case monobehaviours or not use callbacks
// for non monobehaviours we could use functors
public RequiredSubscriptionsInjector(object target, EntityId entityId, SubscriptionSystem subscriptionSystem,
Action onEnable = null, Action onDisable = null)
{
info = RequiredSubscriptionsDatabase.GetOrCreateRequiredSubscriptionsInfo(target.GetType());
if (info.RequiredTypes.Length == 0)
{
return;
}
this.target = target;
this.onEnable = onEnable;
this.onDisable = onDisable;
subscriptions = new SubscriptionAggregate(subscriptionSystem, entityId, info.RequiredTypes);
subscriptions.SetAvailabilityHandler(Handler.Pool.Rent(this));
}
// todo should either special case monobehaviours or not use callbacks
// for non monobehaviours we could use functors
public RequiredSubscriptionsInjector(object target, EntityId entityId, SubscriptionSystem subscriptionSystem,
Action onEnable = null, Action onDisable = null)
{
this.target = target;
this.onEnable = onEnable;
this.onDisable = onDisable;
info = RequiredSubscriptionsDatabase.GetOrCreateRequiredSubscriptionsInfo(target.GetType());
if (info == null || info.RequiredTypes.Length == 0)
{
onEnable?.Invoke();
return;
}
subscriptions = subscriptionSystem.Subscribe(entityId, info.RequiredTypes);
subscriptions.SetAvailabilityHandler(Handler.Pool.Rent(this));
}