private static bool ApplyInterestChanges <T>(IDictionary <uint, WorkerComponentInterest> dict, WorkerComponentInterest interest) where T : IComponentMetaclass
{
var shouldNotify = true;
var componentId = Dynamic.GetComponentId <T>();
switch (interest)
{
case WorkerComponentInterest.Default:
// Only notify if interest was previously overridden.
shouldNotify = dict.Remove(componentId);
break;
case WorkerComponentInterest.Always:
case WorkerComponentInterest.Never:
WorkerComponentInterest oldInterest;
if (dict.TryGetValue(componentId, out oldInterest) && oldInterest == interest)
{
// The value of the interest isn't changing.
shouldNotify = false;
}
else
{
dict[componentId] = interest;
}
break;
default:
throw new ArgumentOutOfRangeException("interest", interest, null);
}
return(shouldNotify);
}
public void SetComponentInterest <T>(WorkerComponentInterest interest) where T : IComponentMetaclass
{
var shouldNotify = ApplyInterestChanges <T>(globalInterests, interest);
if (InterestInvalidationHandler == null || EntityObjects == null || !shouldNotify)
{
return;
}
foreach (var obj in EntityObjects.GetAll())
{
// Only notify that a global interest has changed if it's not overridden on the entity.
if (!perEntityInterests.ContainsKey(obj.EntityId))
{
InterestInvalidationHandler(obj);
}
}
}
public void SetComponentInterest <T>(EntityId entityId, WorkerComponentInterest interest) where T : IComponentMetaclass
{
var shouldNotify = true;
var componentId = Dynamic.GetComponentId <T>();
if (perEntityInterests.ContainsKey(entityId))
{
// We've already setup interests, so modify what's there.
var workerComponentInterests = perEntityInterests[entityId];
shouldNotify = ApplyInterestChanges <T>(workerComponentInterests, interest);
// Clean up if no overrides remain for the entity.
if (workerComponentInterests.Count == 0)
{
perEntityInterests.Remove(entityId);
}
}
else if (interest == WorkerComponentInterest.Default)
{
// No previous interest to remove/update, nothing has changed.
shouldNotify = false;
}
else
{
// Create the first interest override
perEntityInterests[entityId] = new Dictionary <uint, WorkerComponentInterest> {
{ componentId, interest }
};
}
if (!shouldNotify || InterestInvalidationHandler == null)
{
return;
}
var obj = EntityObjects.Get(entityId);
if (obj != null)
{
InterestInvalidationHandler(obj);
}
}
private static void ApplyComponentInterest(uint componentId, WorkerComponentInterest interest, HashSet <uint> interestedComponents)
{
switch (interest)
{
case WorkerComponentInterest.Default:
Debug.LogErrorFormat("Internal logic error: {0} is not valid for component interest.", Enum.GetName(typeof(WorkerComponentInterest), WorkerComponentInterest.Default));
break;
case WorkerComponentInterest.Always:
interestedComponents.Add(componentId);
break;
case WorkerComponentInterest.Never:
interestedComponents.Remove(componentId);
break;
default:
throw new ArgumentOutOfRangeException("interest", interest, null);
}
}
