public static NativeEGIDMultiMapper <T> QueryNativeMappedEntities <T>(this EntitiesDB entitiesDb,
LocalFasterReadOnlyList <ExclusiveGroupStruct> groups)
where T : unmanaged, IEntityComponent
{
var dictionary =
new SveltoDictionary <ExclusiveGroupStruct, SveltoDictionary <uint, T,
NativeStrategy <FasterDictionaryNode <uint> >,
NativeStrategy <T>,
NativeStrategy <int> >,
NativeStrategy <FasterDictionaryNode <ExclusiveGroupStruct> >,
NativeStrategy <SveltoDictionary <uint, T,
NativeStrategy <FasterDictionaryNode <uint> >,
NativeStrategy <T>,
NativeStrategy <int> > >,
NativeStrategy <int> >
((uint)groups.count, Allocator.TempJob);
foreach (var group in groups)
{
if (entitiesDb.SafeQueryEntityDictionary <T>(group, out var typeSafeDictionary) == true)
{
if (typeSafeDictionary.count > 0)
{
dictionary.Add(group, ((TypeSafeDictionary <T>)typeSafeDictionary).implUnmgd);
}
}
}
return(new NativeEGIDMultiMapper <T>(dictionary));
}
public static NativeEGIDMapper <T> QueryNativeMappedEntities <T>(this EntitiesDB entitiesDb, ExclusiveGroupStruct groupStructId)
where T : unmanaged, IEntityComponent
{
if (entitiesDb.SafeQueryEntityDictionary <T>(groupStructId, out var typeSafeDictionary) == false)
{
throw new EntityGroupNotFoundException(typeof(T), groupStructId.ToName());
}
return((typeSafeDictionary as TypeSafeDictionary <T>).ToNativeEGIDMapper(groupStructId));
}
public static bool TryQueryNativeMappedEntities <T>(this EntitiesDB entitiesDb, ExclusiveGroupStruct groupStructId,
out NativeEGIDMapper <T> mapper)
where T : unmanaged, IEntityComponent
{
mapper = default;
if (entitiesDb.SafeQueryEntityDictionary <T>(groupStructId, out var typeSafeDictionary) == false ||
typeSafeDictionary.count == 0)
{
return(false);
}
mapper = (typeSafeDictionary as TypeSafeDictionary <T>).ToNativeEGIDMapper(groupStructId);
return(true);
}
static bool QueryEntitiesAndIndexInternal <T>(this EntitiesDB entitiesDb, EGID entityGID, out uint index, out NB <T> buffer) where T : unmanaged, IEntityComponent
{
index = 0;
buffer = default;
if (entitiesDb.SafeQueryEntityDictionary <T>(entityGID.groupID, out var safeDictionary) == false)
{
return(false);
}
if (safeDictionary.TryFindIndex(entityGID.entityID, out index) == false)
{
return(false);
}
buffer = (NB <T>)(safeDictionary as ITypeSafeDictionary <T>).GetValues(out _);
return(true);
}