/// <summary>
/// This method ensures the system runs, either by a user-provided method/acquisition or by an
/// already running acquisition.
/// </summary>
/// <param name="started">time stamp when the machine has started</param>
/// <returns>true if the system is running, false if the instrument is disconnected</returns>
private bool EnsureRunningSystem(DateTime started)
{
DateTime end = started + TimeSpan.FromMilliseconds(Arguments.OperationTime);
// wait until the instrument is connected
if (Acquisition.WaitFor(TimeSpan.Zero, SystemMode.Disconnected, SystemMode.Maintenance, SystemMode.Malconfigured))
{
Console.WriteLine("Waiting for a connection...");
if (!Acquisition.WaitForOtherThan(end - Now, SystemMode.Disconnected, SystemMode.Maintenance, SystemMode.Malconfigured))
{
return(false);
}
// let the instrument settle for a maximum of 45 seconds after a reconnect.
int settleTime = Math.Max(45, (int)(end - Now).TotalSeconds);
Acquisition.WaitFor(TimeSpan.FromSeconds(settleTime), SystemMode.On, SystemMode.Off, SystemMode.Standby);
}
if (Arguments.ModeTest)
{
if (!CycleModes(end))
{
return(false);
}
}
Console.WriteLine("Mode=" + Acquisition.State.SystemMode);
Console.WriteLine("State=" + Acquisition.State.SystemState);
if (Acquisition.WaitForOtherThan(TimeSpan.Zero, SystemMode.Disconnected, SystemMode.Maintenance, SystemMode.Malconfigured, SystemMode.Off, SystemMode.Standby))
{
return(true);
}
Console.WriteLine("Waiting for a system mode where data gets processed...");
return(Acquisition.WaitForOtherThan(end - Now, SystemMode.Disconnected, SystemMode.Maintenance, SystemMode.Malconfigured, SystemMode.Off, SystemMode.Standby));
}
/// <summary>
/// Start a method if one if given in the arguments to the program or perform another method-like acquisition.
/// For this, the instrument needs to be On.
/// </summary>
/// <param name="started">time stamp when the machine has started</param>
/// <returns>true if the system is running somehow, false if the instrument is disconnected</returns>
private bool StartMethodIfSystemIsIdle(DateTime started)
{
DateTime end = started + TimeSpan.FromMilliseconds(Arguments.OperationTime);
if (Acquisition.WaitForOtherThan(TimeSpan.Zero, SystemMode.On))
{
return(true);
}
// the instrument is on, test if we have to start an acquisition.
IAcquisitionWorkflow methodWorkflow = null;
if (Arguments.RunCount.HasValue)
{
try
{
// this may throw an exception if the arguments are invalid.
methodWorkflow = Acquisition.CreateAcquisitionLimitedByCount(Arguments.RunCount.Value);
}
catch (Exception e)
{
Console.WriteLine("Exception creating an acquisition limited by a count: " + e.Message);
return(false);
}
}
if (Arguments.RunTime.HasValue)
{
try
{
// this may throw an exception if the arguments are invalid.
methodWorkflow = Acquisition.CreateAcquisitionLimitedByDuration(Arguments.RunTime.Value);
}
catch (Exception e)
{
Console.WriteLine("Exception creating an acquisition limited by time: " + e.Message);
return(false);
}
}
if (Arguments.RunMethod != null)
{
try
{
// this may throw an exception if the arguments are invalid.
methodWorkflow = Acquisition.CreateMethodAcquisition(Arguments.RunMethod);
}
catch (Exception e)
{
Console.WriteLine("Exception creating an acquisition defined by a method: " + e.Message);
return(false);
}
}
// start the method
if (methodWorkflow != null)
{
if (Arguments.ModeTest)
{
// stop in standby mode to illustrate common value settings like starttrigger, RAW file, etc:
methodWorkflow.Continuation = AcquisitionContinuation.Standby;
}
ChangeResult result = Control.Acquisition.StartAcquisition(methodWorkflow);
switch (result)
{
case ChangeResult.ForeignControl:
// taken under foreign control in between which is OK
case ChangeResult.IllegalOperationState:
// taken under foreign control in between which is OK
case ChangeResult.InstrumentDisconnected:
// The instrument disconnected in between, which is OK
default:
// Assume a harmless, unknown problem
return(true);
case ChangeResult.UnknownRequestType:
Console.WriteLine("The interface rejected the request to start an acquisition because of an unknown request type.");
// let this stop to show the error prominently.
return(false);
case ChangeResult.IllegalValues:
Console.WriteLine("The interface rejected the request to start an acquisition because of invalid values.");
// let this stop to show the error prominently.
return(false);
case ChangeResult.Submitted:
return(true);
}
}
// no acquisition by user selected
return(true);
}