public static bool TryQueryNativeMappedEntities <T>(this EntitiesDB entitiesDb, LocalFasterReadOnlyList <ExclusiveGroupStruct> groups, out NativeEGIDMultiMapper <T> mapper)
where T : unmanaged, IEntityComponent
{
var dictionary =
new SveltoDictionary <ExclusiveGroupStruct, SveltoDictionary <uint, T, NativeStrategy <FasterDictionaryNode <uint> >, NativeStrategy <T> >,
NativeStrategy <FasterDictionaryNode <ExclusiveGroupStruct> >, NativeStrategy <SveltoDictionary <uint, T, NativeStrategy <FasterDictionaryNode <uint> >, NativeStrategy <T> > > >
(groups.count, Allocator.TempJob);
foreach (var group in groups)
{
if (entitiesDb.SafeQueryEntityDictionary <T>(group, out var typeSafeDictionary) == true)
{
dictionary.Add(group, ((TypeSafeDictionary <T>)typeSafeDictionary).implUnmgd);
}
}
mapper = new NativeEGIDMultiMapper <T>(dictionary);
if (dictionary.count == 0)
{
return(false);
}
return(true);
}
internal NativeEntityFilterCollection(NativeEGIDMultiMapper <T> mmap)
{
_mmap = mmap;
_filtersPerGroup = new SharedSveltoDictionaryNative <ExclusiveGroupStruct, GroupFilters>();
}
public bool Add <T>(EGID egid, NativeEGIDMultiMapper <T> mmap) where T : unmanaged, IBaseEntityComponent
{
return(Add(egid, mmap.GetIndex(egid)));
}