internal void CreateComponentTypesFrom(List <TypeInfo> componentTypeInfos)
{
foreach (var componentTypeInfo in componentTypeInfos)
{
var type = componentTypeInfo.AsType();
var componentType = new EntityComponentType(type);
_componentTypes.Add(type, componentType);
}
}
private void CreateComponentPool(EntityComponentType componentType, int initialSize, ObjectPoolIsFullPolicy isFullPolicy)
{
Debug.Assert(componentType != null);
Debug.Assert(initialSize > 0);
Debug.Assert(!_componentPoolsByComponentTypeIndex.ContainsKey(componentType.Index));
var poolType = typeof(ComponentPool <>).MakeGenericType(componentType.Type);
var componentPool = (IComponentPool)_dependencyResolver.Resolve(poolType, initialSize, isFullPolicy);
_componentPoolsByComponentTypeIndex.Add(componentType.Index, componentPool);
}
internal void MarkComponentToBeRemoved(Entity entity, EntityComponentType componentType)
{
Debug.Assert(entity != null);
Debug.Assert(componentType != null);
var pair = new EntityComponentTypePair(entity, componentType);
if (!_componentsToRemove.Contains(pair))
{
_componentsToRemove.Add(pair);
}
}
internal EntityComponent GetComponent(Entity entity, EntityComponentType componentType)
{
Debug.Assert(entity != null);
Debug.Assert(componentType != null);
var components = _componentTypeEntitiesToComponents[componentType.Index];
EntityComponent component = null;
components?.TryGetValue(entity, out component);
return(component);
}
internal EntityComponent AddComponent(Entity entity, EntityComponentType componentType)
{
Debug.Assert(entity != null);
Debug.Assert(componentType != null);
if (componentType.Index >= _componentTypeEntitiesToComponents.Capacity)
{
_componentTypeEntitiesToComponents[componentType.Index] = null;
}
var components = _componentTypeEntitiesToComponents[componentType.Index];
if (components == null)
{
_componentTypeEntitiesToComponents[componentType.Index] = components = new Dictionary <Entity, EntityComponent>();
}
EntityComponent component;
IComponentPool componentPool;
if (_componentPoolsByComponentTypeIndex.TryGetValue(componentType.Index, out componentPool))
{
component = componentPool.New();
if (component == null)
{
return(null);
}
}
else
{
component = _dependencyResolver.Resolve <EntityComponent>(componentType.Type);
}
component.Entity = entity;
components[entity] = component;
entity.ComponentBits[componentType.Index] = true;
MarkEntityToBeRefreshed(entity);
return(component);
}
internal EntityComponent GetComponent(Entity entity, EntityComponentType componentType)
{
Debug.Assert(entity != null);
Debug.Assert(componentType != null);
if (componentType.Index >= _componentTypeEntitiesToComponents.Count)
{
return(null);
}
var components = _componentTypeEntitiesToComponents[componentType.Index];
if (components == null)
{
return(null);
}
EntityComponent component;
components.TryGetValue(entity, out component);
return(component);
}
public EntityComponentTypePair(Entity entity, EntityComponentType componentType)
{
Entity = entity;
ComponentType = componentType;
}
