private byte[] SerializePointsCommand(DataCommandDto cmd)
{
using (MemoryStream stream = new MemoryStream())
{
using (BinaryWriter writer = new BinaryWriter(stream))
{
writer.Write(cmd.Command);
writer.Write(cmd.NPoints);
foreach (var point in cmd.Points)
{
writer.Write(point.Control);
writer.Write(point.X);
writer.Write(point.Y);
writer.Write(point.R);
writer.Write(point.G);
writer.Write(point.B);
writer.Write(point.I);
writer.Write(point.U1);
writer.Write(point.U2);
}
}
return stream.ToArray();
}
}
public void StreamPoints(DacPointDto[] points, ushort pointRate = 30000)
{
// Try prepare
var response = Prepare();
var played = 0;
ReadOnlySpan<DacPointDto> buffer = new ReadOnlySpan<DacPointDto>(points);
for (; ; )
{
var pointCap = (buffer.Length < BUFFER_SIZE) ? buffer.Length - 1 : (BUFFER_SIZE - response.DacStatus.BufferFullness);
if (pointCap < 0)
{
response = Ping();
}
else
{
if ((played + pointCap) >= buffer.Length)
{
// playback done
break;
}
var playablePoints = buffer.Slice(played, pointCap);
DataCommandDto cmd = new DataCommandDto()
{
Command = COMMAND_DATA,
NPoints = Convert.ToUInt16(pointCap),
Points = playablePoints.ToArray()
};
//serialize points
var serialized = SerializePointsCommand(cmd);
//transmit
response = Transmit(serialized);
played += pointCap;
Begin(pointRate);
}
}
}
