private void OnProcessorRemoved(EntityProcessor processor)
{
// Remove the procsesor from any list
foreach (var componentTypeAndProcessors in MapComponentTypeToProcessors)
{
var processorList = componentTypeAndProcessors.Value;
processorList.Remove(processor);
if (processorList.Dependencies != null)
{
processorList.Dependencies.Remove(processor);
}
}
processor.RemoveAllEntities();
processor.OnSystemRemove();
processor.Services = null;
processor.EntityManager = null;
}
//
// Called when a new Entity Processor has been added to the Entity Manager.
//
private void OnProcessorAdded(EntityProcessor processor)
{
processor.EntityManager = this;
processor.Services = Services;
processor.OnSystemAdd();
// Update processor per types and dependencies
foreach (var componentTypeAndProcessors in MapComponentTypeToProcessors)
{
var componentType = componentTypeAndProcessors.Key;
var processorList = componentTypeAndProcessors.Value;
if (processor.Accept(componentType))
{
componentTypeAndProcessors.Value.Add(processor);
}
// Add dependent component
if (processor.IsDependentOnComponentType(componentType))
{
if (processorList.Dependencies is null)
{
processorList.Dependencies = new List <EntityProcessor>();
}
processorList.Dependencies.Add(processor);
}
}
// NOTE: It is important to perform a ToList() as the TransformProcessor adds children Entities and modifies the current list of Entities
foreach (var entity in entities.ToList())
{
CheckEntityWithNewProcessor(entity, processor);
}
}
