void UIConnector::on_autoScaleColor_clicked ( )

slot

Definition at line 2139 of file RawEventsViewer.cc.

References end, i, and start().

{
    if (!autoScaleColor->isChecked())
    {
        GLWindow->ss[0] = 0.496;
        GLWindow->ss[1] = 0.507;
        GLWindow->ss[2] = 0.518;
        GLWindow->ss[3] = 0.529;
        GLWindow->ss[4] = 0.540;;
        colorRange0->setValue(GLWindow->ss[0]);
        colorRange1->setValue(GLWindow->ss[1]);
        colorRange2->setValue(GLWindow->ss[2]);
        colorRange3->setValue(GLWindow->ss[3]);
        colorRange4->setValue(GLWindow->ss[4]);
        return;
    }
    if (!GLWindow->nRoi)
        return;

    int start = 0;
    int end   = 1440;

    if (!entireCameraScale->isChecked())
    {
        start = GLWindow->selectedPixel;
        end   = GLWindow->selectedPixel+1;
        if (end == 0)
        {
            start = 0;
            end = 1440;
        }
    }

    int min =  100000; //real min = -2048, int_16 = -32768 to 32767
    int max = -100000; //real max = 2047

    long average = 0;
    long numSamples = 0;
    int errorDetected = -1;

    for (int i=start;i<end;i++)
    {
        if (i==863)//keep crazy pixel out of the autoscale
            continue;
        for (int j=10;j<GLWindow->nRoi-50;j++)
        {
            int cValue = GLWindow->eventData[i*GLWindow->nRoi+j];
            if (cValue > max && cValue < 32767)
                max = cValue;
            if (cValue < min && cValue > -32768)
               min = cValue;
            if (cValue < 32767 && cValue > -32768)
            {
                average+=cValue;
                numSamples++;
            }
            else
            {
                errorDetected = i;
            }
//            numSamples++;
        }
    }
    average /= numSamples;
    if (errorDetected != -1)
    {
        cout << "Overflow detected at pixel " << errorDetected << " (at least)" << endl;
    }
//    cout << "min: " << min << " max: " << max << " average: " << average << endl;
    float minRange = (float)(min+(GLWindow->VALUES_SPAN/2))/(float)(GLWindow->VALUES_SPAN-1);
    float maxRange = (float)(max+(GLWindow->VALUES_SPAN/2))/(float)(GLWindow->VALUES_SPAN-1);
    float midRange = (float)(average+(GLWindow->VALUES_SPAN/2))/(float)(GLWindow->VALUES_SPAN-1);
    if (GLWindow->logScale)
    {
        minRange *= 9;
        maxRange *= 9;
//        midRange *= 9;
        minRange += 1;
        maxRange += 1;
//        midRange += 1;
        minRange = log10(minRange);
        maxRange = log10(maxRange);
//        midRange = (minRange + maxRange)/2.f;
        midRange = log10(midRange);
    }

    GLWindow->ss[0] = minRange;
    colorRange0->setValue(GLWindow->ss[0]);
    GLWindow->ss[4] = maxRange;
    colorRange4->setValue(GLWindow->ss[4]);
//    GLWindow->ss[2] = midRange;
//    range2->setValue(GLWindow->ss[2]);
//    GLWindow->ss[1] = (minRange+midRange)/2;
//    range1->setValue(GLWindow->ss[1]);
//    GLWindow->ss[3] = (maxRange+midRange)/2;
//    range3->setValue(GLWindow->ss[3]);

    GLWindow->ss[2] = (maxRange+minRange)/2;
    colorRange2->setValue(GLWindow->ss[2]);

    GLWindow->ss[1] = minRange+(maxRange-minRange)/4;
    colorRange1->setValue(GLWindow->ss[1]);

    GLWindow->ss[3] = minRange+3*(maxRange-minRange)/4;
    colorRange3->setValue(GLWindow->ss[3]);
}

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