protected virtual void OnLoaded(GameObject model, VRMMetaObject meta = null)
{
Debug.Log(model + "has been loaded");
OnModelLoaded?.Invoke(model);
if (meta != null)
{
OnMetaDataLoaded?.Invoke(meta);
}
}
private static async Task <Element> DeserializeAsync(Stream stream, CancellationToken cancellationToken)
{
Element root = new Element();
Element parent = root;
Element node = root;
while (stream.Position < stream.Length)
{
byte controlByte = (byte)stream.ReadByte();
switch (controlByte & (byte)Directions.Mask)
{
case (byte)Directions.New:
node = AddNewNode(parent);
break;
case (byte)Directions.Down:
parent = node;
node = AddNewNode(parent);
break;
case (byte)Directions.Up:
parent = parent.Parent;
node = AddNewNode(parent);
break;
case (byte)Directions.Append:
break;
}
int chunkSize = GetChunkSize(controlByte);
if (((controlByte & (byte)Directions.Mask) == (byte)Directions.Append) && (chunkSize == 0))
{
break;
}
byte[] buffer = new byte[chunkSize];
await stream.ReadAsync(buffer, 0, chunkSize, cancellationToken).ConfigureAwait(false);
if (IsDataChunk(controlByte))
{
if (node != null && chunkSize > 0)
{
if (node.Data == null)
{
node.Data = new MemoryStream();
}
#region Fireing event
OnDataLoading?.Invoke(node, new PromptuariumLoadingEventArgs());
#endregion
await node.Data.WriteAsync(buffer, 0, chunkSize, cancellationToken).ConfigureAwait(false);
#region Fireing event
OnDataLoaded?.Invoke(node, new PromptuariumLoadedEventArgs());
#endregion
}
}
else
{
if (node != null && chunkSize > 0)
{
if (node.MetaData == null)
{
node.MetaData = new MemoryStream();
}
#region Fireing event
OnMetaDataLoading?.Invoke(node, new PromptuariumLoadingEventArgs());
#endregion
await node.MetaData.WriteAsync(buffer, 0, chunkSize, cancellationToken).ConfigureAwait(false);
#region Fireing event
OnMetaDataLoaded?.Invoke(node, new PromptuariumLoadedEventArgs());
#endregion
}
}
}
PurgeEmptyNodes(root);
if (root.children.Count > 0)
{
return(root.children[0]);
}
else
{
return(new Element());
}
}
