/// <summary>
/// Acquire in loop, exit early if breakout function returns true.
/// </summary>
/// <param name="AcqBuffer">Array for raw camera data.</param>
/// <param name="DataBuffer">Array for binned camera data.</param>
/// <param name="SumBuffer">Array for accumulated binned data.</param>
/// <param name="N"></param>
/// <param name="Breakout"></param>
void DoAcq(int[] AcqBuffer, int[] DataBuffer, int[] SumBuffer, int N, Func <int, bool> Breakout)
{
Array.Clear(SumBuffer, 0, SumBuffer.Length);
for (var i = 0; i < N; i++)
{
Array.Clear(DataBuffer, 0, DataBuffer.Length);
TryAcquire(AcqBuffer);
Data.ColumnSum(DataBuffer, AcqBuffer);
Data.Accumulate(SumBuffer, DataBuffer);
RawData.WriteNext(DataBuffer, 0);
if (Breakout(i))
{
return;
}
}
}
protected override void DoWork(object sender, DoWorkEventArgs e)
{
DoTempCheck(() => PauseCancelProgress(e, 0, new ProgressObject(null, 0, Dialog.TEMPERATURE)));
if (PauseCancelProgress(e, 0, new ProgressObject(null, 0, Dialog.INITIALIZE)))
{
return; // Show zero progress.
}
#region collect variables
var args = (WorkArgs)e.Argument;
var N = args.N; // Save typing for later.
var Times = args.Times;
var AcqSize = Commander.Camera.AcqSize;
var AcqWidth = Commander.Camera.AcqWidth;
// minus + plus + dark
var TotalScans = N + Times.Count * N * 2;
#endregion
#region initialize data files
// Create the data store.
InitDataFile(AcqWidth, TotalScans, Times.Count);
// Write dummy value (number of scans).
LuiData.Write(args.N, new long[] { 0, 0 });
// Write wavelengths.
long[] RowSize = { 1, AcqWidth };
LuiData.Write(Commander.Camera.Calibration, new long[] { 0, 1 }, RowSize);
// Write times.
long[] ColSize = { Times.Count, 1 };
LuiData.Write(Times.ToArray(), new long[] { 1, 0 }, ColSize);
#endregion
#region Initialize buffers for acuisition data
var AcqBuffer = new int[AcqSize];
var AcqRow = new int[AcqWidth];
var DarkBuffer = new int[AcqWidth];
var PlusBetaBuffer = new int[AcqWidth];
var MinusBetaBuffer = new int[AcqWidth];
var PlusBeta = new double[AcqWidth];
var MinusBeta = new double[AcqWidth];
var Dark = new double[AcqWidth];
#endregion
/*
* Collect LD procedure
* A. Collect dark spectrum
* 1. Set up dark envirornment
* 2. Acquire data
* B. Collect plus beta intensity
* 1. Adjust time delay
* 2. Move polarizer to plus beta
* 3. Open pump and probe beam shutters
* 4. Acquire data
* 5. Close beam shutters
* C. Collect minus beta intensity
* 1. Move polarizer to minus beta
* 2. Open pump and probe beam shutters
* 3. Acquire data
* 4. Close beam shutters
* 5. Calculate and plot
*/
#region Collect dark spectrum
// A0. Reset GS delay for dark
Commander.DDG.SetDelay(args.PrimaryDelayName, args.TriggerName, 3.2E-8);
// A1. Set up to collect dark spectrum
//Commander.Polarizer.PolarizerToZeroBeta();
Commander.BeamFlag.CloseLaserAndFlash();
// A2. Acquire data
DoAcq(AcqBuffer, AcqRow, DarkBuffer, N,
p => PauseCancelProgress(e, p, new ProgressObject(null, 0, Dialog.PROGRESS_DARK)));
if (PauseCancelProgress(e, -1, new ProgressObject(null, 0, Dialog.PROGRESS)))
{
return;
}
Data.Accumulate(Dark, DarkBuffer);
#endregion
for (int i = 0; i < Times.Count; i++)
{
// Set time delay
var Delay = Times[i];
Commander.DDG.SetDelay(args.PrimaryDelayName, args.TriggerName, Delay);
#region Collect minus beta
// B1. Move polarizer to minus beta
Commander.Polarizer.PolarizerToMinusBeta();
// B2. Open pump and probe beam shutters
Commander.BeamFlag.OpenLaserAndFlash();
// B3. Acquire data
if (PauseCancelProgress(e, -1, new ProgressObject(null, Delay, Dialog.PROGRESS_TIME)))
{
return;
}
DoAcq(AcqBuffer, AcqRow, MinusBetaBuffer, N,
p => PauseCancelProgress(e, p, new ProgressObject(null, Delay, Dialog.PROGRESS_MINUS)));
if (PauseCancelProgress(e, -1, new ProgressObject(null, 0, Dialog.PROGRESS)))
{
return;
}
Data.Accumulate(MinusBeta, MinusBetaBuffer);
// B4. Close beam shutters
Commander.BeamFlag.CloseLaserAndFlash();
#endregion
#region Collect plus beta
// C1. Move polarizer to plus beta
Commander.Polarizer.PolarizerToPlusBeta();
// C2. Open pump and probe beam shutters
Commander.BeamFlag.OpenLaserAndFlash();
// C3. Acquire data
if (PauseCancelProgress(e, -1, new ProgressObject(null, Delay, Dialog.PROGRESS_TIME)))
{
return;
}
DoAcq(AcqBuffer, AcqRow, PlusBetaBuffer, N,
p => PauseCancelProgress(e, p, new ProgressObject(null, Delay, Dialog.PROGRESS_PLUS)));
if (PauseCancelProgress(e, -1, new ProgressObject(null, 0, Dialog.PROGRESS)))
{
return;
}
Data.Accumulate(PlusBeta, PlusBetaBuffer);
// C4. Close beam shutters
Commander.BeamFlag.CloseLaserAndFlash();
#endregion
var S = Data.S(PlusBeta, MinusBeta, Dark);
LuiData.Write(S, new long[] { i + 1, 1 }, RowSize);
//var LD = Data.LD(PlusBeta, MinusBeta, Dark, (double)Beta.Value);
//LuiData.Write(LD, new long[] { i + 1, 1 }, RowSize);
if (PauseCancelProgress(e, i, new ProgressObject(S, Delay, Dialog.PROGRESS_TIME_COMPLETE)))
{
return;
}
Array.Clear(PlusBeta, 0, PlusBeta.Length);
Array.Clear(MinusBeta, 0, MinusBeta.Length);
Array.Clear(PlusBetaBuffer, 0, PlusBetaBuffer.Length);
Array.Clear(MinusBetaBuffer, 0, PlusBetaBuffer.Length);
}
Array.Clear(Dark, 0, Dark.Length);
Array.Clear(DarkBuffer, 0, DarkBuffer.Length);
Commander.Polarizer.PolarizerToZeroBeta();
Commander.DDG.SetDelay(args.PrimaryDelayName, args.TriggerName, 3.2E-8);
}
