private void deleteComponent(ECSBaseComponent component)
{
if (component == null)
{
throw new ArgumentNullException("component");
}
ECSEntity entity = component.Entity;
int entityId = entity.Id;
var componentsOfSameType = this.getComponentsOfType(component.GetType());
int index = componentsOfSameType.LinearSearchNullSafe
(
delegate(object element)
{
return(((ECSBaseComponent)element).Entity.Id - entityId);
}
);
// Debug.LogFormat ("DELETE {0}: {1}", component.GetType().Name, debugComponentArrayToString (componentsOfSameType));
if (index < 0)
{
Debug.LogErrorFormat("Entity component of type {0} wasn't found for entity {1}", component.GetType().Name, component.Entity.Id);
return;
}
if (!object.ReferenceEquals(entity, ((ECSBaseComponent)componentsOfSameType[index]).Entity))
{
throw new InvalidOperationException("Internal Error: component-entity pairing is messed up");
}
if (!object.ReferenceEquals(component, componentsOfSameType[index]))
{
throw new InvalidOperationException("Component found was not the component in the record; are you adding dupliates?");
}
componentsOfSameType[index] = null;
_anyComponentsWereRemoved = true;
}
private void configureEntity(ECSEntity entity, ECSEntityPool pool, bool isNew)
{
if (entity == null)
{
throw new ArgumentNullException("entity");
}
if (isNew)
{
var components = entity.GetComponents();
for (int i = 0; i < components.Length; ++i)
{
components[i].Entity = entity;
}
entity.Id = _entities.Count;
entity.Pool = pool;
_entities.Add(entity);
}
else
{
entity.Id = reverseEntityId(entity.Id);
}
this.debugVerifyEntityId(entity);
if (_isIterating)
{
_entitiesCreatedDuringIteration.Add(entity);
}
else
{
this.insertComponentsOfEntity(entity);
}
entity.gameObject.SendMessage("Acquire", null, SendMessageOptions.DontRequireReceiver);
}
public ECSEntity Acquire(GameObject prefab, Transform parent)
{
if (prefab == null)
{
throw new ArgumentNullException();
}
var prefabEntity = (ECSEntity)prefab.GetComponent(typeof(ECSEntity));
if (prefabEntity == null)
{
prefabEntity = (ECSEntity)prefab.AddComponent(typeof(ECSEntity));
prefabEntity.Id = int.MinValue;
}
if (prefabEntity.Pool == null)
{
prefabEntity.Pool = ECSEntityPool.Create(prefab);
}
bool isNew;
GameObject prefabCopy = prefabEntity.Pool.Acquire(parent, out isNew);
ECSEntity entity = (ECSEntity)prefabCopy.GetComponent(typeof(ECSEntity));
if (entity == null)
{
throw new InvalidOperationException("Internal Error: Clone of entity prefab doesn't have an ECSEntity component");
}
if (entity.IdIsValid)
{
throw new InvalidOperationException("Internal Error: Entity acquired from pool with valid ID. Possibly acquired an existing object.");
}
this.configureEntity(entity, prefabEntity.Pool, isNew);
return(entity);
}
private void debugVerifyEntityId(ECSEntity entity)
{
int id = entity.Id;
if (id < 0 ||
id >= _entities.Count ||
!object.ReferenceEquals(entity, _entities[id]))
{
throw new InvalidOperationException("Internal Error: Recycled entity doesn't have its old ID");
}
}
private void insertComponentsOfEntity(ECSEntity entity)
{
var components = entity.GetComponents();
for (int i = 0; i < components.Length; ++i)
{
this.insertComponent(components[i]);
}
#if UNITY_EDITOR
this.debugAssertInvariants();
#endif
}
public ECSEntity GetEntity(int id)
{
if (id < 0 || id >= _entities.Count)
{
throw new ArgumentException("Invalid Entity ID");
}
ECSEntity retval = (ECSEntity)_entities[id];
if (retval.Id != id)
{
throw new ArgumentException("Entity is released");
}
return(retval);
}
public ECSBaseComponent AcquireComponent(ECSEntity entity, Type componentType)
{
if (entity == null || componentType == null)
{
throw new ArgumentNullException();
}
if (!typeof(ECSBaseComponent).IsAssignableFrom(componentType))
{
throw new ArgumentException("Component type " + componentType.Name + " must derive from ECSBaseComponent");
}
this.debugVerifyEntityId(entity);
if (null != entity.GetComponent(componentType))
{
throw new ArgumentException("Component type " + componentType.Name + " already exists on entity " + entity.Id);
}
var component = (ECSBaseComponent)entity.gameObject.AddComponent(componentType);
component.Entity = entity;
if (_isIterating)
{
if (!_entitiesCreatedDuringIteration.Contains(component.Entity))
{
_componentsAcquiredDuringIteration.Add(component);
}
}
else
{
this.insertComponent(component);
}
this.debugAssertInvariants();
var acquireMethod = componentType.GetMethod("Acquire", Type.EmptyTypes);
if (acquireMethod != null)
{
acquireMethod.Invoke(component, null);
}
return(component);
}
public void Release(ECSEntity entity)
{
if (entity == null)
{
throw new ArgumentNullException("entity");
}
this.debugVerifyEntityId(entity);
entity.gameObject.SendMessage("Release", null, SendMessageOptions.DontRequireReceiver);
ECSBaseComponent[] components = entity.GetComponents();
for (int i = 0; i < components.Length; ++i)
{
this.deleteComponent(components[i]);
}
if (entity.Pool == null)
{
GameObject.Destroy(entity.gameObject);
_entities[entity.Id] = null;
}
else
{
entity.Pool.Release(entity.gameObject);
entity.Id = reverseEntityId(entity.Id);
}
}
public ECSBaseComponent AcquireComponent(ECSEntity entity, Type componentType)
{
return(this.Controller.AcquireComponent(entity, componentType));
}
public void Release(ECSEntity instance)
{
this.Controller.Release(instance);
}