| 1 | ///////////////////////////////////////////////////////////////////////////////
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| 2 | //
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| 3 | // MRawEvtPixelIter
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| 4 | //
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| 5 | // class to iterate over all pixels of one event.
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| 6 | // The calling is similar to a root iterator:
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| 7 | //
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| 8 | // MRawEvtData *evtdata; // must be filled with data from somewhere
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| 9 | // MRawEvtPixelIter pixel(evtdata); // evtdata: ptr to event you want to iterate
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| 10 | //
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| 11 | // while (pixel.Next())
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| 12 | // {
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| 13 | // // here you can access the actual time slices by using
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| 14 | // // pixel.GetPixelId();
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| 15 | // // pixel.GetHiGainFadcSamples()[i]; // i is the number of the slice
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| 16 | // // pixel.IsLoGain(); // check if pixel has
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| 17 | // // pixel.GetLoGainFadcSamples()[i]; // i is the number of the slice
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| 18 | //
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| 19 | // // WARNING: Don't acces more time slices than available.
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| 20 | // // Get the numbers by calling: evtdata->GetNum[Lo,Hi]GainSamples()
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| 21 | // // This number is constant for one event
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| 22 | // }
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| 23 | //
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| 24 | ///////////////////////////////////////////////////////////////////////////////
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| 25 | #include "MRawEvtPixelIter.h"
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| 26 |
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| 27 | #include "MRawEvtData.h"
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| 28 |
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| 29 | #include "MArrayS.h"
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| 30 | #include "MArrayB.h"
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| 31 |
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| 32 | ClassImp(MRawEvtPixelIter)
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| 33 |
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| 34 | MRawEvtData *MRawEvtPixelIter::Next()
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| 35 | {
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| 36 | //
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| 37 | // if we are already at the last entry there is no 'next' entry anymore
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| 38 | //
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| 39 | if (fNumHiGainEntry==fData->fHiGainPixId->GetSize())
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| 40 | return NULL;
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| 41 |
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| 42 | //
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| 43 | // if we are already at the last entry there is no 'next' entry anymore
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| 44 | //
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| 45 | if (fNumLoGainEntry != fData->fLoGainPixId->GetSize())
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| 46 | if (*fHiGainId == *fLoGainId)
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| 47 | {
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| 48 | //
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| 49 | // if higainpixid and logainpixid of the actual pixel are
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| 50 | // identical then we have to move the pointer to the next
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| 51 | // entry in the lo gains
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| 52 | //
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| 53 | fNumLoGainEntry++;
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| 54 | fLoGainId++;
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| 55 | fLoGainPos += fData->GetNumLoGainSamples();
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| 56 | }
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| 57 |
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| 58 | //
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| 59 | // here we have to move the pointer to the next entry in the hi gains
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| 60 | //
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| 61 | fNumHiGainEntry++;
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| 62 | fHiGainId++;
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| 63 | fHiGainPos += fData->GetNumHiGainSamples();
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| 64 |
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| 65 | //
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| 66 | // return a pointer to the 'source' class if we succeed
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| 67 | //
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| 68 | return fData;
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| 69 | }
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| 70 |
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| 71 | void MRawEvtPixelIter::Reset()
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| 72 | {
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| 73 | //
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| 74 | // set counter to zero
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| 75 | //
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| 76 | fNumLoGainEntry = 0;
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| 77 | fNumHiGainEntry = 0;
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| 78 |
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| 79 | //
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| 80 | // set pointer to first entry of arrays
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| 81 | //
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| 82 | fHiGainId = fData->fHiGainPixId->GetArray()-1;
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| 83 | fLoGainId = fData->fLoGainPixId->GetArray()-1;
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| 84 | fHiGainPos = fData->fHiGainFadcSamples->GetArray()-fData->GetNumHiGainSamples();
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| 85 | fLoGainPos = fData->fLoGainFadcSamples->GetArray()-fData->GetNumLoGainSamples();
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| 86 | }
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| 87 |
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| 88 | void MRawEvtPixelIter::Draw(Option_t *t)
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| 89 | {
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| 90 | //
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| 91 | // Draw the actual pixel (for options see: MRawEvtData::Draw)
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| 92 | //
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| 93 | char *txt = new char[6+strlen(t)];
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| 94 | sprintf(txt, "%s%d", t, *fHiGainId);
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| 95 | fData->Draw(txt);
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| 96 | delete txt;
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| 97 | }
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| 98 |
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| 99 |
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| 100 |
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| 101 |
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| 102 |
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| 103 |
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