public static void WriteComponent(ref Library.Writer writer, SLComponent com, Predicate <SLComponent> filter = null)
{
var comList = new Dictionary <int, SLComponent>();
com.Traversal(comList);
if (null != filter)
{
unsafe
{
var tempList = stackalloc int[comList.Count];
var tempIdx = 0;
var iter = comList.GetEnumerator();
while (iter.MoveNext())
{
if (filter(iter.Current.Value))
{
tempList[tempIdx++] = iter.Current.Key;
}
}
while (tempIdx > 0)
{
comList.Remove(tempList[--tempIdx]);
}
}
}
writer.WriteInt(comList.Count);
var pairIter = comList.GetEnumerator();
while (pairIter.MoveNext())
{
writer.WriteInt((int)pairIter.Current.Value.Type);
writer.WriteInt(pairIter.Current.Key);
}
var ctxList = new Dictionary <int, object>();
pairIter = comList.GetEnumerator();
while (pairIter.MoveNext())
{
var com2 = pairIter.Current.Value;
com2.OnSerialized(ref writer);
if (null != com2.Context && Attribute.IsDefined(com2.Context.GetType(), typeof(SerializableAttribute)))
{
ctxList.Add(pairIter.Current.Key, com2.Context);
}
}
writer.WriteInt(ctxList.Count);
if (ctxList.Count > 0)
{
var stream = new MemoryStream();
Library.SerializeHelper.SerializeToMemory(ctxList, stream);
writer.WriteStream(stream);
}
}
