public virtual void Initialize(IEventSystem eventSystem, IPoolManager poolManager)
{
Components = new Type[] { typeof(T1), typeof(T2) };
EventSystem = eventSystem;
EntityPool = poolManager.GetPool();
cachedEntities.ObserveAdd().Select(x => x.Value).Subscribe(entity => {
if (Predicates.Count == 0)
{
PreAdd(entity);
AddEntity(entity);
return;
}
var bools = new List <ReactiveProperty <bool> >();
foreach (var predicate in Predicates)
{
bools.Add(predicate.Invoke(entity));
}
var onLatest = Observable.CombineLatest(bools.ToArray());
onLatest.DistinctUntilChanged().Subscribe(values => {
if (values.All(value => value == true))
{
PreAdd(entity);
AddEntity(entity);
}
else
{
PreRemove(entity);
RemoveEntity(entity);
}
}).AddTo(this.Disposer);;
}).AddTo(this.Disposer);
cachedEntities.ObserveRemove().Select(x => x.Value).Subscribe(entity => {
PreRemove(entity);
RemoveEntity(entity);
}).AddTo(this.Disposer);
foreach (IEntity entity in EntityPool.Entities)
{
if (entity.Has(Components.ToArray()))
{
cachedEntities.Add(entity);
}
}
EventSystem.OnEvent <EntityAddedEvent>().Where(_ => _.Entity.Has(Components.ToArray()) && cachedEntities.Contains(_.Entity) == false).Subscribe(_ => { cachedEntities.Add(_.Entity); });
EventSystem.OnEvent <EntityRemovedEvent>().Where(_ => cachedEntities.Contains(_.Entity)).Subscribe(_ => { cachedEntities.Remove(_.Entity); });
EventSystem.OnEvent <ComponentAddedEvent>().Where(_ => _.Entity.Has(Components.ToArray()) && cachedEntities.Contains(_.Entity) == false).Subscribe(_ => { cachedEntities.Add(_.Entity); });
EventSystem.OnEvent <ComponentRemovedEvent>().Where(_ => Components.Contains(_.Component.GetType()) && cachedEntities.Contains(_.Entity)).Subscribe(_ => { cachedEntities.Remove(_.Entity); });
}
public virtual void Initialize(IEventSystem eventSystem, IPoolManager poolManager)
{
EventSystem = eventSystem;
EntityPool = poolManager.GetPool();
cachedEntities.ObserveAdd().Select(e => e.Value).Subscribe(entity =>
{
if (Predicates.Count == 0)
{
PreAdd(entity);
AddEntity(entity);
return;
}
var bools = new List <ReactiveProperty <bool> >();
for (int i = 0; i < Predicates.Count; i++)
{
bools.Add(Predicates[i].Invoke(entity));
}
var onLatest = Observable.CombineLatest(bools.ToArray());
var predicateDisposable = onLatest.DistinctUntilChanged().Subscribe(values =>
{
for (int i = 0; i < values.Count; i++)
{
if (!values[i])
{
if (Entities.Contains(entity))
{
PreRemove(entity);
RemoveEntity(entity);
}
return;
}
}
PreAdd(entity);
AddEntity(entity);
}).AddTo(this.Disposer);
predicatesTable.Add(entity, predicateDisposable);
}).AddTo(this.Disposer);
cachedEntities.ObserveRemove().Select(e => e.Value).Subscribe(entity =>
{
if (predicatesTable.ContainsKey(entity))
{
predicatesTable[entity].Dispose();
predicatesTable.Remove(entity);
}
PreRemove(entity);
RemoveEntity(entity);
}).AddTo(this.Disposer);
foreach (IEntity entity in EntityPool.Entities)
{
if (entity.HasComponents(Components))
{
cachedEntities.Add(entity);
}
}
EventSystem.OnEvent <EntityAddedEvent>().Subscribe(evt =>
{
if (!cachedEntities.Contains(evt.Entity) && evt.Entity.HasComponents(Components))
{
cachedEntities.Add(evt.Entity);
}
}).AddTo(this);
EventSystem.OnEvent <EntityRemovedEvent>().Subscribe(evt =>
{
if (cachedEntities.Contains(evt.Entity))
{
cachedEntities.Remove(evt.Entity);
}
}).AddTo(this);
EventSystem.OnEvent <ComponentsAddedEvent>().Subscribe(evt =>
{
if (!cachedEntities.Contains(evt.Entity) && evt.Entity.HasComponents(Components))
{
cachedEntities.Add(evt.Entity);
}
}).AddTo(this);
EventSystem.OnEvent <ComponentsRemovedEvent>().Subscribe(evt =>
{
if (cachedEntities.Contains(evt.Entity))
{
foreach (var component in evt.Components)
{
for (int i = 0; i < Components.Length; i++)
{
if (Components[i] == component.GetType())
{
cachedEntities.Remove(evt.Entity);
return;
}
}
}
}
}).AddTo(this);
}
public virtual void Initialize(IEventSystem eventSystem, IPoolManager poolManager)
{
EventSystem = eventSystem;
EntityPool = poolManager.GetPool();
cachedEntities.ObserveAdd().Select(x => x.Value).Subscribe(entity =>
{
cachedEntitySet.Add(entity);
if (Predicates.Count == 0)
{
PreAdd(entity);
AddEntity(entity);
return;
}
var bools = new List <IReadOnlyReactiveProperty <bool> >();
foreach (var predicate in Predicates)
{
bools.Add(predicate.Invoke(entity));
}
var onLatest = Observable.CombineLatest(bools.ToArray());
var predicateDisposable = onLatest.DistinctUntilChanged().Subscribe(values =>
{
if (values.All(value => value == true))
{
PreAdd(entity);
AddEntity(entity);
}
else if (Entities.Contains(entity))
{
PreRemove(entity);
RemoveEntity(entity);
}
}).AddTo(this.Disposer);
entityPredicateTable.Add(entity, predicateDisposable);
}).AddTo(this.Disposer);
cachedEntities.ObserveRemove().Select(x => x.Value).Subscribe(entity =>
{
cachedEntitySet.Remove(entity);
if (entityPredicateTable.ContainsKey(entity))
{
entityPredicateTable[entity].Dispose();
entityPredicateTable.Remove(entity);
}
if (Entities.Contains(entity))
{
PreRemove(entity);
RemoveEntity(entity);
}
}).AddTo(this.Disposer);
foreach (IEntity entity in EntityPool.Entities)
{
if (entity.HasComponents(Components))
{
cachedEntities.Add(entity);
}
}
EventSystem.OnEvent <EntityAddedEvent> ().Subscribe(evt =>
{
if (!cachedEntitySet.Contains(evt.Entity) && evt.Entity.HasComponents(Components))
{
cachedEntities.Add(evt.Entity);
}
}).AddTo(this.Disposer);
EventSystem.OnEvent <EntityRemovedEvent> ().Subscribe(evt =>
{
if (cachedEntitySet.Contains(evt.Entity))
{
cachedEntities.Remove(evt.Entity);
}
}).AddTo(this.Disposer);
EventSystem.OnEvent <ComponentAddedEvent> ().Subscribe(evt =>
{
if (Components.Contains(evt.Component.GetType()) && !cachedEntitySet.Contains(evt.Entity) && evt.Entity.HasComponents(Components))
{
cachedEntities.Add(evt.Entity);
}
}).AddTo(this.Disposer);
EventSystem.OnEvent <ComponentsAddedEvent> ().Subscribe(evt =>
{
if (!cachedEntitySet.Contains(evt.Entity) && evt.Entity.HasComponents(Components))
{
cachedEntities.Add(evt.Entity);
}
}).AddTo(this.Disposer);
EventSystem.OnEvent <ComponentRemovedEvent> ().Subscribe(evt =>
{
if (Components.Contains(evt.Component.GetType()) && cachedEntitySet.Contains(evt.Entity))
{
cachedEntities.Remove(evt.Entity);
}
}).AddTo(this.Disposer);
}
