void CLSSIS3820ScalerDarkCurrentMeasurementAction::onFailed(QObject *action)
{
// Cleanup after the measurement action and restore pre-measurement settings.
onMeasurementFinished(action);
// Notify each detector that the dark current measurement failed.
CLSSIS3820Scaler *scaler = CLSBeamline::clsBeamline()->scaler();
if (scaler && scaler->isConnected()) {
for (int i = 0; i < scaler->channels().count(); i++) {
CLSSIS3820ScalerChannel *channel = scaler->channelAt(i);
if (channel && channel->isEnabled() && channel->detector() && channel->detector()->canDoDarkCurrentCorrection()) {
channel->detector()->setDarkCurrentValue(0);
channel->detector()->setDarkCurrentValidState(false);
}
}
}
// Issue error.
QString message = "Failed to complete scaler dark current measurement.";
AMErrorMon::alert(this, CLSSIS3820SCALERDARKCURRENTMEASUREMENTACTION_ACTION_FAILED, message);
setFailed(message);
}
void CLSSIS3820ScalerDarkCurrentMeasurementAction::measurementInitialization()
{
CLSSIS3820Scaler *scaler = CLSBeamline::clsBeamline()->scaler();
if (scaler)
oldTime_ = scaler->dwellTime();
}
AMAction3* CLSSIS3820ScalerDarkCurrentMeasurementAction::createMeasurementAction(double secondsDwell)
{
AMAction3 *result = 0;
CLSSIS3820Scaler *scaler = CLSBeamline::clsBeamline()->scaler();
if (scaler) {
AMListAction3 *measurementAction = new AMListAction3(new AMListActionInfo3("Taking dark current measurement.", "Taking dark current measurement."), AMListAction3::Sequential);
measurementAction->addSubAction(scaler->createDwellTimeAction3(secondsDwell));
measurementAction->addSubAction(scaler->createTriggerAction(AMDetectorDefinitions::SingleRead));
AMListAction3 *notifyChannelDetectors = new AMListAction3(new AMListActionInfo3("Set last measurement as dark current measurement", "Set last measurement as dark current measurement"));
for (int i = 0; i < scaler->channels().count(); i++) {
CLSSIS3820ScalerChannel *channel = scaler->channelAt(i);
if (channel && channel->isEnabled() && channel->detector() && channel->detector()->canDoDarkCurrentCorrection()) {
notifyChannelDetectors->addSubAction(channel->detector()->createSetLastMeasurementAsDarkCurrentAction());
}
}
measurementAction->addSubAction(notifyChannelDetectors);
result = measurementAction;
}
return result;
}
void CLSSIS3820ScalerDarkCurrentMeasurementAction::measurementCleanup()
{
CLSSIS3820Scaler *scaler = CLSBeamline::clsBeamline()->scaler();
if (scaler)
scaler->setDwellTime(oldTime_);
}
void CLSSIS3820ScalerDarkCurrentMeasurementAction::startImplementation()
{
// Must have a valid, connected scaler.
CLSSIS3820Scaler *scaler = CLSBeamline::clsBeamline()->scaler();
if (! (scaler && scaler->isConnected()) ) {
QString message = QString("There was an error measuring scaler dark current. The scaler is invalid or not connected.");
AMErrorMon::alert(this, CLSSIS3820SCALERDARKCURRENTMEASUREMENTACTION_INVALID_SCALER, message);
setFailed(message);
}
// Must have a valid dwell time.
double secondsDwell = scalerDarkCurrentMeasurementActionInfo()->dwellTime();
if (!validDwellTime(secondsDwell)) {
QString message = QString("There was an error measuring scaler dark current. The dwell time provided (%1 s) is invalid.").arg(secondsDwell);
AMErrorMon::alert(this, CLSSIS3820SCALERDARKCURRENTMEASUREMENTACTION_INVALID_DWELL_TIME, message);
setFailed(message);
}
// Update pre-measurement settings, to be restored once measurement is complete.
measurementInitialization();
// Create measurement action.
AMAction3 *measurementAction = createMeasurementAction(secondsDwell);
// Make connections and start action.
if (measurementAction) {
startedMapper_->setMapping(measurementAction, measurementAction);
failedMapper_->setMapping(measurementAction, measurementAction);
succeededMapper_->setMapping(measurementAction, measurementAction);
connect( measurementAction, SIGNAL(started()), startedMapper_, SLOT(map()) );
connect( measurementAction, SIGNAL(failed()), failedMapper_, SLOT(map()) );
connect( measurementAction, SIGNAL(succeeded()), succeededMapper_, SLOT(map()) );
measurementAction->start();
} else {
QString message = QString("There was an error measuring scaler dark current. An invalid measurement action was generated.");
AMErrorMon::alert(this, CLSSIS3820SCALERDARKCURRENTMEASUREMENTACTION_INVALID_ACTION, message);
setFailed(message);
}
}
void BioXASSIS3820ScalerDarkCurrentMeasurementAction::measurementCleanup()
{
// General cleanup.
CLSSIS3820ScalerDarkCurrentMeasurementAction::measurementCleanup();
// BioXAS-specific cleanup.
CLSSIS3820Scaler *scaler = CLSBeamline::clsBeamline()->scaler();
if (scaler) {
AMZebraDetectorTriggerSource *triggerSource = qobject_cast<AMZebraDetectorTriggerSource*>(scaler->triggerSource());
if (triggerSource) {
// Update the detectors and managers.
triggerSource->removeAllDetectors();
triggerSource->removeAllDetectorManagers();
foreach (AMDetector* detector, originalDetectors_)
triggerSource->addDetector(detector);
foreach (QObject* manager, originalDetectorManagers_)
triggerSource->addDetectorManager(manager);
}
}
}
void CLSSIS3820ScalerDarkCurrentMeasurementAction::onActionFailed()
{
AMErrorMon::alert(this, CLSSIS3820SCALERDARKCURRENTMEASUREMENTACTION_ACTION_FAILED, "Failed to complete dark current measurement.");
CLSSIS3820Scaler *scaler = CLSBeamline::clsBeamline()->scaler();
if (scaler && scaler->isConnected()) {
// Notify each able channel detector that the dark current measurement has failed.
for (int i = 0; i < scaler->channels().count(); i++) {
CLSSIS3820ScalerChannel *channel = scaler->channelAt(i);
if (channel && channel->isEnabled() && channel->detector() && channel->detector()->canDoDarkCurrentCorrection()) {
channel->detector()->setDarkCurrentValue(0);
channel->detector()->setDarkCurrentValidState(false);
}
}
}
}
CLSSIS3820ScalerDarkCurrentMeasurementAction::CLSSIS3820ScalerDarkCurrentMeasurementAction(CLSSIS3820ScalerDarkCurrentMeasurementActionInfo *info, QObject *parent) :
AMListAction3(info, AMListAction3::Sequential, parent)
{
CLSSIS3820Scaler *scaler = CLSBeamline::clsBeamline()->scaler();
double secondsDwell = scalerDarkCurrentMeasurementActionInfo()->dwellTime();
connect( this, SIGNAL(failed()), this, SLOT(onActionFailed()) );
if (scaler && scaler->isConnected() && secondsDwell > 0) {
// pre-measurement settings.
double oldDwell = scaler->dwellTime();
// first turn off beam.
// addSubAction(AMBeamline::bl()->createTurnOffBeamActions());
// set the scaler's dwell time to new time.
addSubAction(scaler->createDwellTimeAction3(secondsDwell));
// initiate a scaler measurement and wait until it is complete.
addSubAction(scaler->createStartAction3(true));
addSubAction(scaler->createWaitForDwellFinishedAction(secondsDwell + 5.0));
// notify attached and able scaler channel detectors that the latest measurement was a dark current measurement.
AMListAction3 *notifyChannelDetectors = new AMListAction3(new AMListActionInfo3("Set last measurement as dark current measurement", "Set last measurement as dark current measurement"));
for (int i = 0; i < scaler->channels().count(); i++) {
CLSSIS3820ScalerChannel *channel = scaler->channelAt(i);
if (channel && channel->isEnabled() && channel->detector() && channel->detector()->canDoDarkCurrentCorrection()) {
notifyChannelDetectors->addSubAction(channel->detector()->createSetLastMeasurementAsDarkCurrentAction());
}
}
addSubAction(notifyChannelDetectors);
// reset settings to pre-measurement conditions.
addSubAction(scaler->createDwellTimeAction3(oldDwell));
} else {
AMErrorMon::alert(this, CLSSIS3820SCALERDARKCURRENTMEASUREMENTACTION_SCALER_NOT_VALID, "Failed to complete dark current measurement--scaler not valid.");
setFailed();
}
}
void BioXASSIS3820ScalerDarkCurrentMeasurementAction::measurementInitialization()
{
// General initialization.
CLSSIS3820ScalerDarkCurrentMeasurementAction::measurementInitialization();
// BioXAS-specific initialization.
CLSSIS3820Scaler *scaler = CLSBeamline::clsBeamline()->scaler();
if (scaler) {
AMZebraDetectorTriggerSource *triggerSource = qobject_cast<AMZebraDetectorTriggerSource*>(scaler->triggerSource());
if (triggerSource) {
originalDetectors_ = triggerSource->detectors();
originalDetectorManagers_ = triggerSource->detectorManagers();
// Update the detectors and managers.
triggerSource->removeAllDetectors();
triggerSource->removeAllDetectorManagers();
AMDetector *i0Detector = BioXASBeamline::bioXAS()->i0Detector();
if (i0Detector)
triggerSource->addDetector(i0Detector);
AMDetector *i1Detector = BioXASBeamline::bioXAS()->i1Detector();
if (i1Detector)
triggerSource->addDetector(i1Detector);
AMDetector *i2Detector = BioXASBeamline::bioXAS()->i2Detector();
if (i2Detector)
triggerSource->addDetector(i2Detector);
triggerSource->addDetectorManager(scaler);
}
}
}