/// <summary>
/// Send an OscMessage or OscBundle. Data is serialized and no reference is stored, so you can safely
/// change values and send packet immediately again.
/// Returns success status.
/// </summary>
public bool Send( OscPacket packet )
{
if( !isOpen ) return false;
// On any message.
if( _onAnyMessage != null ) InvokeAnyMessageEventRecursively( packet );
// Individual messages are always send in bundles at end of frame.
if( packet is OscMessage ){
_endOfFrameBuffer.Add( packet as OscMessage );
return true; // Assume success.
}
// Split bundle case.
if( packet.Size() > _udpBufferSize ){
ExtractMessages( packet, _tempMessageQueue );
int bundleByteCount = OscConst.bundleHeaderSize;
OscBundle splitBundle = OscPool.GetBundle();
while( _tempMessageQueue.Count > 0 )
{
OscMessage message = _tempMessageQueue.Dequeue();
// Check if message is too big.
int messageSize = message.Size() + FourByteOscData.byteCount; // Bundle stores size of each message in a 4 byte integer.
if( messageSize > _udpBufferSize ){
StringBuilder sb = OscDebug.BuildText( this );
sb.Append( "Failed to send message. Message size at " ); sb.Append( messageSize );
sb.Append( " bytes exceeds udp buffer size at " ); sb.Append( _udpBufferSize );
sb.Append( " bytes. Try increasing the buffer size.'\n" );
Debug.LogWarning( sb.ToString() );
return false;
}
// If bundle is full, send it and prepare for new bundle.
if( bundleByteCount + messageSize > _udpBufferSize ) {
if( !Send( splitBundle ) ) return false;
bundleByteCount = OscConst.bundleHeaderSize;
splitBundle.Clear();
}
splitBundle.packets.Add( message );
bundleByteCount += messageSize;
}
if( splitBundle.packets.Count > 0 && !Send( splitBundle ) ) return false;
OscPool.Recycle( splitBundle );
return true;
}
// Try to pack the message.
int index = 0;
if( !packet.TryWriteTo( _cache, ref index ) ) return false;
//Debug.Log( $"Sending byte count {index}" );
// Send data!
return TrySendCache( index );
}
