//Function: Constructor
//Description: Creates pointers to data structures contained by TwoPhotonGui to set up acquisition
// Sets up Vision modules
TwoPhotonThread::TwoPhotonThread(ScanEngine *scanEngi, AcqEngine *acqEngi, DataFile2P *data2Pi, zStepperDriver *zStepper, AomControl *aCtrl)
{
scanEng = scanEngi;
acqEng = acqEngi;
data2P = data2Pi;
zStep = *zStepper;
aomCtrl = aCtrl;
Point toolPos;
toolPos.x=850;
toolPos.y=20;
//temporary scaling
scaleMin1 = 0;
scaleMax1 = 32767;
scaleMin2 = 0;
scaleMax2 = 32767;
//Setup diplay and display tools using NIVision calls
image1 = imaqCreateImage(IMAQ_IMAGE_RGB, 0);
displayWinNum1 = 1;
imaqDisplayImage(image1, displayWinNum1, 1);
imaqSetWindowTitle(1, "PMT Images");
imaqSetWindowSize(1, 256, 256);
posWindow1.x = 850;
posWindow1.y = 300;
imaqMoveWindow(1, posWindow1);
imaqShowToolWindow (TRUE);
imaqMoveToolWindow(toolPos);
imaqSetCurrentTool (IMAQ_POLYLINE_TOOL);
image2 = imaqCreateImage(IMAQ_IMAGE_U8, 0);
displayWinNum2 = 2;
imaqDisplayImage(image2, displayWinNum2, 1);
imaqSetWindowTitle(2, "ROI Images");
imaqSetWindowSize(2, 256, 256);
posWindow2.x = 850;
posWindow2.y = 590;
imaqMoveWindow(2, posWindow2);
intScalingCoeff = 1.0;
bScaleCoeffCalc = false;
//Allocate memory for display arrays.
imageData1 = new RGBValue[acqEng->getnumValidXSamps() * acqEng->getnumValidYSamps()];
imageData2 = new unsigned char[acqEng->getWidth() * acqEng->getRepeats()];
bContinuous = false;
bLifetimeFov = false;
bLinescan = false;
}
int CVICALLBACK Thresholding (int panel, int control, int event,
void *callbackData, int eventData1, int eventData2)
{
int threshold = 0;
int histogram[256] = {0};
HistogramReport *report = NULL;
switch (event)
{
case EVENT_COMMIT:
GetCtrlVal (mypanel, MYPANEL_THRESHOLD_SLIDE, &threshold);
imaqThreshold (destimage, sourimage, threshold, 255, TRUE, 255);
imaqSetWindowTitle (1, "Picture after binaryzation");
imaqMoveWindow (1, imaqMakePoint (150, 260));
imaqDisplayImage (destimage, 1, TRUE);
report = imaqHistogram (destimage, 256, 0, 255, IMAQ_IMAGE_U8);
DeleteGraphPlot (mypanel, MYPANEL_MYGRAPH, -1, VAL_IMMEDIATE_DRAW);
PlotY (mypanel, MYPANEL_MYGRAPH, (*report).histogram, 256, VAL_UNSIGNED_INTEGER,
VAL_THIN_LINE, VAL_EMPTY_SQUARE, VAL_SOLID, 1, VAL_RED);
break;
}
return 0;
}
int CVICALLBACK Load_Picture (int panel, int control, int event,
void *callbackData, int eventData1, int eventData2)
{
char picname[512] = {'\0'};
int ret = 0;
HistogramReport *report = NULL;
switch (event)
{
case EVENT_COMMIT:
ret = FileSelectPopup ("", "*.*", "", "Load; select an image file",
VAL_LOAD_BUTTON, 0, 0, 1, 0, picname);
if (ret == 1)
{
imaqReadFile (sourimage, picname, NULL, NULL);
imaqMoveWindow (0, imaqMakePoint (50, 260));
imaqDisplayImage (sourimage, 0, TRUE);
report = imaqHistogram (sourimage, 256, 0, 255, IMAQ_IMAGE_U8);
DeleteGraphPlot (mypanel, MYPANEL_MYGRAPH, -1, VAL_IMMEDIATE_DRAW);
PlotY (mypanel, MYPANEL_MYGRAPH, (*report).histogram, 256,
VAL_UNSIGNED_INTEGER, VAL_THIN_LINE, VAL_EMPTY_SQUARE, VAL_SOLID, 1, VAL_RED);
}
break;
}
return 0;
}
int sgl_grab(CameraSgl *camera)
{
ImageInfo info;
IMAQdxError error = 0;
CameraData *data = &camera->data;
int left = camera->rect_show.left;
int top = camera->rect_show.top;
if (sgl_is_opend(camera)) {
error = IMAQdxGrab (camera->session_id, data->image, TRUE, &data->buffer_num);
if (error) {
goto ERROR_MSG;
}
if (camera->attached_win != NULL) {
if (camera->visible) {
imaqDisplayImage (camera->data.image, camera->display_win_num, FALSE);
if (error) {
goto ERROR_MSG;
}
// 获取额外的信息
imaqGetImageInfo (data->image, &info);
imaqMoveWindow ( camera->display_win_num, MakePoint( left, top) );
imaqShowWindow (camera->display_win_num, TRUE);
// printf("grab ---- visible\n");
}
else {
imaqShowWindow (camera->display_win_num, FALSE);
// printf("grab ---- invisible\n");
}
}
}
return 0;
ERROR_MSG:
sgl_camera_message_error(error, camera->error_callback);
return -1;
}
//Function: Run
//Description: Runs acquisition routine in a new thread
// This function cannot access gui widgets so all variables are frozen when thread class instance is created
void AcqThread::run()
{
int error=0;
TaskHandle digTaskHandle=0;
bool done;
int retVal;
int numZSteps;
int iZCount;
int x1;
int x2;
int y1;
int y2;
int numValidXSamps;
int numValidYSamps;
double debug;
//set to not be terminated (default)
terminate = false;
//scaling coeff has not been calculated for this acq yet
bScaleCoeffCalc = false;
//overscan values have not yet been calculated into the fov
scanEng->setOverscanCalculated(false);
done = false;
do
{
//if regular acq (not line scan), call generateWaveForms
if(!bLinescan)
{
scanEng->initScan(true,false);
retVal = scanEng->generateWaveForms();
retVal = acqEng->initAcq(true,false);
}
else //Line scan mode
{
retVal = scanEng->initScan(true,true);
if(!NIVisionCurrContourInfo)
{
emit sendMessageForPopup("Error","No data points defined\n");
goto Error;
}
if (NIVisionCurrContourInfo->type != IMAQ_LINE)
{
emit sendMessageForPopup("Error","Points must be defined with line tool\n");
goto Error;
}
//grab endpoints from line contour
x1=NIVisionCurrContourInfo->structure.line->start.x;
y1=NIVisionCurrContourInfo->structure.line->start.y;
x2=NIVisionCurrContourInfo->structure.line->end.x;
y2=NIVisionCurrContourInfo->structure.line->end.y;
//Update data class
data2P->Header.setLsX1(x1);
data2P->Header.setLsX2(x2);
data2P->Header.setLsY1(y1);
data2P->Header.setLsY2(y2);
//Calc the voltages that correspond to the x1,y1,x2,y2. These will define the line scan waveforms.
double x1V,y1V,x2V,y2V;
CalcXYVoltsFromPxlVal(x1, y1, x1V, y1V);
scanEng->setROIPt1XVolts(x1V);
scanEng->setROIPt1YVolts(y1V);
CalcXYVoltsFromPxlVal(x2, y2, x2V, y2V);
scanEng->setROIPt2XVolts(x2V);
scanEng->setROIPt2YVolts(y2V);
retVal = scanEng->generateLineScanWaveForms();
retVal = acqEng->initAcq(true,true);
}
//_____Setup for 3D Acq if needed_____
if (acqEng->getB3DAcq())
{
numZSteps = this->CalcNumZSteps();
CalcIntensityScalingCoeff();
}
else
numZSteps = 1;
//_____DAQmx DigOut Configure Code (Sample clock for Aout and Ain)____________________________________________
DAQmxErrChk (DAQmxCreateTask("SampleClockTask",&digTaskHandle));
DAQmxErrChk (DAQmxCreateCOPulseChanFreq (digTaskHandle, "/Dev1/ctr1", "SampleClock", DAQmx_Val_Hz, DAQmx_Val_Low,
0.1, scanEng->getSamp_Rate(), 0.5));
if (bLinescan)
DAQmxErrChk (DAQmxCfgImplicitTiming(digTaskHandle,DAQmx_Val_ContSamps ,scanEng->getNumSampsPerFrame_LS()))
else
DAQmxErrChk (DAQmxCfgImplicitTiming(digTaskHandle,DAQmx_Val_ContSamps ,scanEng->getNumSampsPerFrame()))
//_____config AOut task for triggered, finite samps_____
retVal = scanEng->configDAQmxTask(true, false);
//_____Write samples to daq board_____
retVal = scanEng->writeDAQmxTask();
//_____Config AIn task for triggered, finite samps_____
retVal = acqEng->configDAQmxTask(true, false);
pDone = 0;
for (iZCount = 0; iZCount < numZSteps; iZCount++)
{
//Only if there are Z steps to do
if(numZSteps>1)
{
//update Z Pos
zStep.setDesiredZPos(acqEng->getZStartPos() + (acqEng->getZStepSize() * iZCount));
//if (zStep->getDesiredZPos() != acqEng->getZPos())
if(numZSteps!=1)
zStep.MoveTo(zStep.getDesiredZPos(),zStep.getCurrentStepConvFactor());
//Manual zPos Calculations
//acqEng->setZPos(acqEng->getZPos()+acqEng->getZStepSize());
acqEng->setZPos(zStep.getCurrentZPos());
emit sigZPosChange(zStep.getCurrentZPos());
//Update pDone for updating gui progress bar
pDone = ((double)iZCount)/((double)numZSteps);
emit sendProgress(pDone);
//update gui field
//TwoPhotonGui::doubleSpinBox_zPos->setValue(zStepEng->getCurrentZPos()); NEED IMPLEMENTATION
//update acqEng field
//acqEng->setZPos(zStep->getCurrentZPos()); NOTE: this isn't working, using manual z-pos calculations
}
//if Aom Voltage scaling is selected, update Aom
if(aomCtrl->getBIntScaling())
{
debug = CalcAomIntVoltage((acqEng->getZStartPos()-acqEng->getZPos()));
AomUpdate(debug); //turns AOM on
}
else
{
AomUpdate(aomCtrl->getAomOnVoltage()); //Turns on AOM (no updating for depth)
}
//_____Start DAQmx Read._____
retVal = acqEng->startDAQmxTask();
//_____Start DAQmx write._____
retVal = scanEng->startDAQmxTask();
//_____Start DAQmx Trig._____
DAQmxErrChk (DAQmxStartTask(digTaskHandle))
//_____Perform read. Execution will pause until all samps acquired._____
retVal = acqEng->readDAQmxTask();
/* Added for diagnostics. I want to write out the acq buffer here before I flip even rows.
*/
/*
NEED IMPLEMENTATION
//_____Update Histogram._____
retVal = ProcessDataForHistogram(appState->acqStruct);
if (appState->acqStruct.bInput1)
DeleteGraphPlot (appState->panelHandle, PANEL_HIST1, -1, VAL_IMMEDIATE_DRAW);
PlotXY (appState->panelHandle, PANEL_HIST1, appState->binsArray, appState->histArray1, NUM_BINS,
VAL_SHORT_INTEGER, VAL_UNSIGNED_INTEGER, VAL_VERTICAL_BAR, VAL_SOLID_SQUARE, VAL_SOLID,
1, VAL_BLUE);
if (appState->acqStruct.bInput2)
DeleteGraphPlot (appState->panelHandle, PANEL_HIST2, -1, VAL_DELAYED_DRAW);
PlotXY (appState->panelHandle, PANEL_HIST2, appState->binsArray, appState->histArray2, NUM_BINS,
VAL_SHORT_INTEGER, VAL_UNSIGNED_INTEGER, VAL_VERTICAL_BAR, VAL_SOLID_SQUARE, VAL_SOLID,
1, VAL_BLUE);
*/
//Update image display
retVal = ProcessDataForDisplay(bLinescan);
if(!bLinescan)
{
numValidXSamps = (int)acqEng->getnumValidXSamps();
numValidYSamps = (int)acqEng->getnumValidYSamps();
if (!bLifetimeFov)
{
//Had to move imaq.. calls out of this thread. Wasn't updating when called from this thread.
// using signal to notify other thread that new image data are in the image pointers.
imaqArrayToImage(*ptrToimage1, *ptrToimageData1, (int)acqEng->getnumValidXSamps(),(int)acqEng->getnumValidYSamps());
imaqDisplayImage(*ptrToimage1, displayWinNum1, 1);
//emit this->sigUdateVisionWindows(displayWinNum1,numValidXSamps,numValidYSamps);
}
}
else
{
numValidXSamps = (int)acqEng->getWidth();
numValidYSamps = (int)acqEng->getRepeats();
if (!bLifetimeFov)
{
imaqArrayToImage(*ptrToimage2, *ptrToimageData2, (int)acqEng->getWidth(),(int)acqEng->getRepeats());
imaqDisplayImage(*ptrToimage2, displayWinNum2, 1);
//emit this->sigUdateVisionWindows(displayWinNum2,numValidXSamps,numValidYSamps);
}
}
//imaqHistogram(image1,65536,0,1,NULL);
//Update Data2P class instance before writing it to file
updateDataPtr();
//Save the data to file if requested
if (acqEng->getSaveData())
{
if(!bLinescan)
{
Update2PDataStruct();
if (acqEng->getBInput1())
retVal = data2P->WriteTheData(1,acqEng);
if (acqEng->getBInput2())
retVal = data2P->WriteTheData(2,acqEng);
}
else //If linescan, need to record correct lineLength/lineRate
{
retVal =scanEng->calcLineLengthStruct(x1,y1,x2,y2);
retVal =scanEng->calcLineRate();
Update2PDataStruct();
data2P->Header.setLineRate(data2P->Header.getLinescanRate()); //ensure linerate recorded is that of linescan
if (acqEng->getBInput1())
retVal = data2P->WriteTheData(1,acqEng);
if (acqEng->getBInput2())
retVal = data2P->WriteTheData(2,acqEng);
}
}
DAQmxStopTask(digTaskHandle);
retVal = acqEng->stopDAQmxTask();
retVal = scanEng->stopDAQmxTask();
//retVal = scanEng->clearDAQmxTask();
//scanEng->setScanTaskHandle(0);
if(terminate)
goto Kill;
//turn off Aom until ready to image again (set to 0 volts)
AomUpdate(0.0);
aomCtrl->setAomOn(false);
}
Kill:
retVal = scanEng->stopDAQmxTask();
//Cleanup ...
// retVal = AcqEngineStopDAQmxTask(acqStruct);
DAQmxClearTask(scanEng->getScanTaskHandle());
scanEng->setScanTaskHandle(0);
// retVal = ScanEngineStopDAQmxTask(scanStruct);
DAQmxClearTask(acqEng->getAcqTaskHandle());
acqEng->setAcqTaskHandle(0);
DAQmxClearTask(digTaskHandle);
scanEng->releaseMemory();
acqEng->releaseMemory();
}while(bContinuous && (!terminate));
/*
SetCtrlVal(appState->panelHandle,PANEL_ledRunning,0); NEED IMPLEMENTATION
SetCtrlVal(appState->panelHandle,PANEL_ledAcquiring,0);
SetCtrlVal(appState->panelHandle,PANEL_cbx3DAcq,0);
SetCtrlVal(appState->panelHandle,PANEL_cbxSave,0);
*/
//Disable Aom (set to 0 volts)--------------------
AomUpdate(0.0);
aomCtrl->setAomOn(false);
bScaleCoeffCalc = false;
pDone = 0;
emit acqFinished();
quit();
return;
Error:
//return;
if( DAQmxFailed(error) )
DAQmxGetExtendedErrorInfo(errBuff,2048);
//DAQmxDisconnectTerms ("/Dev1/PFI12", "/Dev1/PFI1");
if( digTaskHandle!=0 )
{
// _____DAQmx Stop Code
DAQmxStopTask(digTaskHandle);
DAQmxClearTask(digTaskHandle);
}
if( scanEng->getScanTaskHandle() != 0 )
{
DAQmxStopTask(scanEng->getScanTaskHandle());
DAQmxClearTask(scanEng->getScanTaskHandle());
scanEng->setScanTaskHandle(0);
//SetCtrlVal(appState->panelHandle,PANEL_ledRunning,0); NEED IMPLEMENTATION
//SetCtrlVal(appState->panelHandle,PANEL_ledAcquiring,0);
}
if( acqEng->getAcqTaskHandle() != 0 )
{
DAQmxStopTask(acqEng->getAcqTaskHandle());
DAQmxClearTask(acqEng->getAcqTaskHandle());
acqEng->setAcqTaskHandle(0);
}
if (scanEng->getMemIsAllocated())
scanEng->releaseMemory();
if (acqEng->getMemIsAllocated())
acqEng->releaseMemory();
// if( DAQmxFailed(error) )
// QMessageBox::about(this,"DAQmx Error",errBuff);
emit sendMessageForPopup("DAQmx Error",errBuff);
emit acqFinished();
return;
}