/* Extract milliseconds from PointMetadata */

require ("Application");

class TimeTest Application
{
	point = #$DataPid:PID1.Pv;
}

method TimeTest.constructor ()
{
	local info = PointMetadata(.point);
	if (info)
	{
		princ ("Windows timestamp: ", info.timestamp, "\n");
		
		// Timestamp is in days since Windows epoch.  Change to seconds.  86400 seconds per day.
		local secs = info.timestamp * 86400;
		princ ("Seconds: ", secs, "\n");
		
		// Extract the fractional seconds, multiply by 1000 for milliseconds, then truncate
		local msecs = int((secs % 1) * 1000);
		princ ("Milliseconds: ", msecs, "\n");
		
		// Alternatively, convert to unix time, which is in seconds and then extract and truncate
		// These two methods could be off by a millisecond due to floating point math error.
		local msecs2 = int(WindowsTimeToUnixTime(info.timestamp) % 1 * 1000);
		princ ("Milliseconds: ", msecs2, "\n");
	}
}

ApplicationSingleton (TimeTest);