queryCount method
Implementation
int queryCount(Iterable<Type> types) {
final ids = types.map((e) => _getOrCreateComponentID(e));
final hash = SetHash(ids);
int queryCount = 0;
for (final kv in _archetypeIndex.entries) {
if (kv.value.isEmpty) continue;
if (kv.key.contains(hash)) {
queryCount += kv.value.entityCount;
}
}
return queryCount;
}