Fills the array with handles to entities from the bucket bucketKey. This function is accumulative, &outArray won't be cleaned before more entities are inserted. More about scene buckets.
Sample:
// fill the array with all entities on buckets (2,2) and (0,1) ETHEntityArray ents; GetEntitiesFromBucket(vector2(2,2), ents); GetEntitiesFromBucket(vector2(0,1), ents);