Interface of Glass Function Key

1. Receive Glass Function Key

public static extern int xslam_start_event_stream(device_stream_callback cb);

Input:

public delegate void device_stream_callback(XvEvent xvEvent);

XvEvent Structural

[StructLayout(LayoutKind.Sequential)]
public struct XvEvent
{
public double hostTimestamp;
public long edgeTimestampUs;
public int type;
public int state;
};

The function keys of B50R v2 are 13 and 14.