// Origin: Marian Ivanov
//-------------------------------------------------------
-#include "AliTPCReconstructor.h"
-#include "AliTPCclustererMI.h"
-#include "AliTPCclusterMI.h"
-#include <TObjArray.h>
+#include "Riostream.h"
+#include <TF1.h>
#include <TFile.h>
-#include "TGraph.h"
-#include "TF1.h"
-#include "TRandom.h"
-#include "AliMathBase.h"
+#include <TGraph.h>
+#include <TH1F.h>
+#include <TObjArray.h>
+#include <TRandom.h>
+#include <TTree.h>
+#include <TTreeStream.h>
+#include <TVirtualFFT.h>
-#include "AliTPCClustersArray.h"
-#include "AliTPCClustersRow.h"
#include "AliDigits.h"
-#include "AliSimDigits.h"
-#include "AliTPCParam.h"
-#include "AliTPCRecoParam.h"
+#include "AliLoader.h"
+#include "AliLog.h"
+#include "AliMathBase.h"
+#include "AliRawEventHeaderBase.h"
#include "AliRawReader.h"
-#include "AliTPCRawStream.h"
#include "AliRunLoader.h"
-#include "AliLoader.h"
-#include "Riostream.h"
-#include <TTree.h>
-#include "AliTPCcalibDB.h"
+#include "AliSimDigits.h"
#include "AliTPCCalPad.h"
#include "AliTPCCalROC.h"
-#include "TTreeStream.h"
-#include "AliLog.h"
-
+#include "AliTPCClustersArray.h"
+#include "AliTPCClustersRow.h"
+#include "AliTPCParam.h"
+#include "AliTPCRawStream.h"
+#include "AliTPCRecoParam.h"
+#include "AliTPCReconstructor.h"
+#include "AliTPCcalibDB.h"
+#include "AliTPCclusterInfo.h"
+#include "AliTPCclusterMI.h"
+#include "AliTPCclustererMI.h"
ClassImp(AliTPCclustererMI)
- AliTPCclustererMI::AliTPCclustererMI(const AliTPCParam* par, const AliTPCRecoParam * recoParam)
+AliTPCclustererMI::AliTPCclustererMI(const AliTPCParam* par, const AliTPCRecoParam * recoParam):
+ fBins(0),
+ fResBins(0),
+ fLoop(0),
+ fMaxBin(0),
+ fMaxTime(0),
+ fMaxPad(0),
+ fSector(-1),
+ fRow(-1),
+ fSign(0),
+ fRx(0),
+ fPadWidth(0),
+ fPadLength(0),
+ fZWidth(0),
+ fPedSubtraction(kFALSE),
+ fIsOldRCUFormat(kFALSE),
+ fEventHeader(0),
+ fTimeStamp(0),
+ fEventType(0),
+ fInput(0),
+ fOutput(0),
+ fRowCl(0),
+ fRowDig(0),
+ fParam(0),
+ fNcluster(0),
+ fAmplitudeHisto(0),
+ fDebugStreamer(0),
+ fRecoParam(0),
+ fBDumpSignal(kFALSE),
+ fFFTr2c(0)
{
+ //
+ // COSNTRUCTOR
+ // param - tpc parameters for given file
+ // recoparam - reconstruction parameters
+ //
fIsOldRCUFormat = kFALSE;
fInput =0;
fOutput=0;
}
fDebugStreamer = new TTreeSRedirector("TPCsignal.root");
fAmplitudeHisto = 0;
+ Int_t nPoints = fRecoParam->GetLastBin()-fRecoParam->GetFirstBin();
+ fFFTr2c = TVirtualFFT::FFT(1, &nPoints, "R2C K");
}
-
+//______________________________________________________________
+AliTPCclustererMI::AliTPCclustererMI(const AliTPCclustererMI ¶m)
+ :TObject(param),
+ fBins(0),
+ fResBins(0),
+ fLoop(0),
+ fMaxBin(0),
+ fMaxTime(0),
+ fMaxPad(0),
+ fSector(-1),
+ fRow(-1),
+ fSign(0),
+ fRx(0),
+ fPadWidth(0),
+ fPadLength(0),
+ fZWidth(0),
+ fPedSubtraction(kFALSE),
+ fIsOldRCUFormat(kFALSE),
+ fEventHeader(0),
+ fTimeStamp(0),
+ fEventType(0),
+ fInput(0),
+ fOutput(0),
+ fRowCl(0),
+ fRowDig(0),
+ fParam(0),
+ fNcluster(0),
+ fAmplitudeHisto(0),
+ fDebugStreamer(0),
+ fRecoParam(0)
+{
+ //
+ // dummy
+ //
+ fMaxBin = param.fMaxBin;
+}
+//______________________________________________________________
+AliTPCclustererMI & AliTPCclustererMI::operator =(const AliTPCclustererMI & param)
+{
+ //
+ // assignment operator - dummy
+ //
+ fMaxBin=param.fMaxBin;
+ return (*this);
+}
+//______________________________________________________________
AliTPCclustererMI::~AliTPCclustererMI(){
DumpHistos();
if (fAmplitudeHisto) delete fAmplitudeHisto;
//sigma z2 = in digits - angle estimated supposing vertex constraint
Float_t z = iz*fZWidth+fParam->GetNTBinsL1()*fParam->GetZWidth();
Float_t sd2 = (z*fParam->GetDiffL()*fParam->GetDiffL())/(fZWidth*fZWidth);
- Float_t angular = fPadLength*(fParam->GetZLength()-z)/(fRx*fZWidth);
+ Float_t angular = fPadLength*(fParam->GetZLength(fSector)-z)/(fRx*fZWidth);
angular*=angular;
angular/=12.;
Float_t sres = fParam->GetZSigma()/fZWidth;
void AliTPCclustererMI::MakeCluster(Int_t k,Int_t max,Float_t *bins, UInt_t /*m*/,
AliTPCclusterMI &c)
{
+ //
+ // k - Make cluster at position k
+ // bins - 2 D array of signals mapped to 1 dimensional array -
+ // max - the number of time bins er one dimension
+ // c - refernce to cluster to be filled
+ //
Int_t i0=k/max; //central pad
Int_t j0=k%max; //central time bin
c.SetQ(sumw);
c.SetY(meani*fPadWidth);
c.SetZ(meanj*fZWidth);
+ c.SetPad(meani);
+ c.SetTimeBin(meanj);
c.SetSigmaY2(mi2);
c.SetSigmaZ2(mj2);
- AddCluster(c);
+ AddCluster(c,(Float_t*)vmatrix,k);
//remove cluster data from data
for (Int_t di=-2;di<=2;di++)
for (Int_t dj=-2;dj<=2;dj++){
if (resmatrix[di+2][dj]<0) resmatrix[di+2][dj]=0;
}
resmatrix[2][0] =0;
+
return;
}
//
c.SetQ(sumu);
c.SetY(meani*fPadWidth);
c.SetZ(meanj*fZWidth);
+ c.SetPad(meani);
+ c.SetTimeBin(meanj);
c.SetSigmaY2(mi2);
c.SetSigmaZ2(mj2);
c.SetType(Char_t(overlap)+1);
- AddCluster(c);
+ AddCluster(c,(Float_t*)vmatrix,k);
//unfolding 2
meani-=i0;
return max;
}
-void AliTPCclustererMI::AddCluster(AliTPCclusterMI &c){
+void AliTPCclustererMI::AddCluster(AliTPCclusterMI &c, Float_t * matrix, Int_t pos){
//
// transform cluster to the global coordinata
// add the cluster to the array
w=fZWidth;
c.SetSigmaZ2(s2*w*w);
c.SetY((meani - 2.5 - 0.5*fMaxPad)*fParam->GetPadPitchWidth(fSector));
+ if (!fRecoParam->GetBYMirror()){
+ if (fSector%36>17){
+ c.SetY(-(meani - 2.5 - 0.5*fMaxPad)*fParam->GetPadPitchWidth(fSector));
+ }
+ }
c.SetZ(fZWidth*(meanj-3));
c.SetZ(c.GetZ() - 3.*fParam->GetZSigma() + fParam->GetNTBinsL1()*fParam->GetZWidth()); // PASA delay + L1 delay
- c.SetZ(fSign*(fParam->GetZLength() - c.GetZ()));
+ c.SetZ(fSign*(fParam->GetZLength(fSector) - c.GetZ()));
c.SetX(fRx);
c.SetDetector(fSector);
c.SetRow(fRow);
if (fLoop==2) c.SetType(100);
TClonesArray * arr = fRowCl->GetArray();
- // AliTPCclusterMI * cl =
- new ((*arr)[fNcluster]) AliTPCclusterMI(c);
+ AliTPCclusterMI * cl = new ((*arr)[fNcluster]) AliTPCclusterMI(c);
+ if (matrix ) {
+ Int_t nbins=0;
+ Float_t *graph =0;
+ if (fRecoParam->GetCalcPedestal() && cl->GetMax()>fRecoParam->GetDumpAmplitudeMin() &&fBDumpSignal){
+ nbins = fMaxTime;
+ graph = &(fBins[fMaxTime*(pos/fMaxTime)]);
+ }
+ AliTPCclusterInfo * info = new AliTPCclusterInfo(matrix,nbins,graph);
+ cl->SetInfo(info);
+ }
fNcluster++;
}
}
AliTPCCalPad * gainTPC = AliTPCcalibDB::Instance()->GetPadGainFactor();
+ AliTPCCalPad * noiseTPC = AliTPCcalibDB::Instance()->GetPadNoise();
AliSimDigits digarr, *dummy=&digarr;
fRowDig = dummy;
}
Int_t row = fRow;
AliTPCCalROC * gainROC = gainTPC->GetCalROC(fSector); // pad gains per given sector
-
+ AliTPCCalROC * noiseROC = noiseTPC->GetCalROC(fSector); // noise per given sector
//
AliTPCClustersRow *clrow= new AliTPCClustersRow();
fRowCl = clrow;
} while (digarr.Next());
digarr.ExpandTrackBuffer();
- FindClusters();
+ FindClusters(noiseROC);
fOutput->Fill();
delete clrow;
}
fRowDig = NULL;
-
+ AliTPCROC * roc = AliTPCROC::Instance();
AliTPCCalPad * gainTPC = AliTPCcalibDB::Instance()->GetPadGainFactor();
+ AliTPCCalPad * pedestalTPC = AliTPCcalibDB::Instance()->GetPedestals();
+ AliTPCCalPad * noiseTPC = AliTPCcalibDB::Instance()->GetPadNoise();
+ AliTPCRawStream input(rawReader);
+ fEventHeader = (AliRawEventHeaderBase*)rawReader->GetEventHeader();
+ if (fEventHeader){
+ fTimeStamp = fEventHeader->Get("Timestamp");
+ fEventType = fEventHeader->Get("Type");
+ }
+
Int_t nclusters = 0;
const Int_t kNS = kNIS + kNOS;
fZWidth = fParam->GetZWidth();
Int_t zeroSup = fParam->GetZeroSup();
-
+ //
+ //alocate memory for sector - maximal case
+ //
Float_t** allBins = NULL;
Float_t** allBinsRes = NULL;
-
+ Int_t nRowsMax = roc->GetNRows(roc->GetNSector()-1);
+ Int_t nPadsMax = roc->GetNPads(roc->GetNSector()-1,nRowsMax-1);
+ allBins = new Float_t*[nRowsMax];
+ allBinsRes = new Float_t*[nRowsMax];
+ for (Int_t iRow = 0; iRow < nRowsMax; iRow++) {
+ //
+ Int_t maxBin = fMaxTime*(nPadsMax+6); // add 3 virtual pads before and 3 after
+ allBins[iRow] = new Float_t[maxBin];
+ allBinsRes[iRow] = new Float_t[maxBin];
+ memset(allBins[iRow],0,sizeof(Float_t)*maxBin);
+ }
+ //
// Loop over sectors
+ //
for(fSector = 0; fSector < kNS; fSector++) {
- AliTPCCalROC * gainROC = gainTPC->GetCalROC(fSector); // pad gains per given sector
+ AliTPCCalROC * gainROC = gainTPC->GetCalROC(fSector); // pad gains per given sector
+ AliTPCCalROC * pedestalROC = pedestalTPC->GetCalROC(fSector); // pedestal per given sector
+ AliTPCCalROC * noiseROC = noiseTPC->GetCalROC(fSector); // noise per given sector
Int_t nRows = 0;
Int_t nDDLs = 0, indexDDL = 0;
indexDDL = (fSector-kNIS) * 4 + kNIS * 2;
}
- allBins = new Float_t*[nRows];
- allBinsRes = new Float_t*[nRows];
-
for (Int_t iRow = 0; iRow < nRows; iRow++) {
Int_t maxPad;
if (fSector < kNIS)
maxPad = fParam->GetNPadsUp(iRow);
Int_t maxBin = fMaxTime*(maxPad+6); // add 3 virtual pads before and 3 after
- allBins[iRow] = new Float_t[maxBin];
- allBinsRes[iRow] = new Float_t[maxBin];
memset(allBins[iRow],0,sizeof(Float_t)*maxBin);
- memset(allBinsRes[iRow],0,sizeof(Float_t)*maxBin);
}
// Loas the raw data for corresponding DDLs
rawReader->Reset();
- AliTPCRawStream input(rawReader);
input.SetOldRCUFormat(fIsOldRCUFormat);
rawReader->Select("TPC",indexDDL,indexDDL+nDDLs-1);
-
+ Int_t digCounter=0;
// Begin loop over altro data
+ Bool_t calcPedestal = fRecoParam->GetCalcPedestal();
+ Float_t gain =1;
+ Int_t lastPad=-1;
while (input.Next()) {
-
+ digCounter++;
if (input.GetSector() != fSector)
AliFatal(Form("Sector index mismatch ! Expected (%d), but got (%d) !",fSector,input.GetSector()));
if (iRow < 0 || iRow >= nRows)
AliFatal(Form("Pad-row index (%d) outside the range (%d -> %d) !",
iRow, 0, nRows -1));
-
- Int_t iPad = input.GetPad() + 3;
-
- Int_t maxPad;
- if (fSector < kNIS)
- maxPad = fParam->GetNPadsLow(iRow);
- else
- maxPad = fParam->GetNPadsUp(iRow);
-
- if (input.GetPad() < 0 || input.GetPad() >= maxPad)
+ //pad
+ Int_t iPad = input.GetPad();
+ if (iPad < 0 || iPad >= nPadsMax)
AliFatal(Form("Pad index (%d) outside the range (%d -> %d) !",
- input.GetPad(), 0, maxPad -1));
-
- Int_t iTimeBin = input.GetTime() + 3;
- if ( input.GetTime() < 0 || input.GetTime() >= fParam->GetMaxTBin())
+ iPad, 0, nPadsMax-1));
+ if (iPad!=lastPad){
+ gain = gainROC->GetValue(iRow,iPad);
+ lastPad = iPad;
+ }
+ iPad+=3;
+ //time
+ Int_t iTimeBin = input.GetTime();
+ if ( iTimeBin < 0 || iTimeBin >= fParam->GetMaxTBin())
AliFatal(Form("Timebin index (%d) outside the range (%d -> %d) !",
- input.GetTime(), 0, fParam->GetMaxTBin() -1));
-
- Int_t maxBin = fMaxTime*(maxPad+6); // add 3 virtual pads before and 3 after
-
- if (((iPad*fMaxTime+iTimeBin) >= maxBin) ||
- ((iPad*fMaxTime+iTimeBin) < 0))
- AliFatal(Form("Index outside the allowed range"
- " Sector=%d Row=%d Pad=%d Timebin=%d"
- " (Max.index=%d)",fSector,iRow,iPad,iTimeBin,maxBin));
-
+ iTimeBin, 0, iTimeBin -1));
+ iTimeBin+=3;
+ //signal
Float_t signal = input.GetSignal();
- // if (!fPedSubtraction && signal <= zeroSup) continue;
- if (!fRecoParam->GetCalcPedestal() && signal <= zeroSup) continue;
-
- Float_t gain = gainROC->GetValue(iRow,input.GetPad());
- allBins[iRow][iPad*fMaxTime+iTimeBin] = signal/gain;
- allBins[iRow][iPad*fMaxTime+0] = 1; // pad with signal
+ if (!calcPedestal && signal <= zeroSup) continue;
+ if (!calcPedestal) {
+ allBins[iRow][iPad*fMaxTime+iTimeBin] = signal/gain;
+ }else{
+ allBins[iRow][iPad*fMaxTime+iTimeBin] = signal;
+ }
+ allBins[iRow][iPad*fMaxTime+0]=1.; // pad with signal
} // End of the loop over altro data
-
+ //
+ //
// Now loop over rows and perform pedestal subtraction
+ if (digCounter==0) continue;
// if (fPedSubtraction) {
- if (fRecoParam->GetCalcPedestal()) {
+ if (calcPedestal) {
for (Int_t iRow = 0; iRow < nRows; iRow++) {
Int_t maxPad;
if (fSector < kNIS)
else
maxPad = fParam->GetNPadsUp(iRow);
- for (Int_t iPad = 0; iPad < maxPad + 6; iPad++) {
- if (allBins[iRow][iPad*fMaxTime+0] !=1) continue; // no data
+ for (Int_t iPad = 3; iPad < maxPad + 3; iPad++) {
+ if (allBins[iRow][iPad*fMaxTime+0] <1 ) continue; // no data
Float_t *p = &allBins[iRow][iPad*fMaxTime+3];
//Float_t pedestal = TMath::Median(fMaxTime, p);
Int_t id[3] = {fSector, iRow, iPad-3};
- Float_t pedestal = ProcesSignal(p, fMaxTime, id);
+ // calib values
+ Double_t rmsCalib= noiseROC->GetValue(iRow,iPad-3);
+ Double_t pedestalCalib = pedestalROC->GetValue(iRow,iPad-3);
+ Double_t rmsEvent = rmsCalib;
+ Double_t pedestalEvent = pedestalCalib;
+ ProcesSignal(p, fMaxTime, id, rmsEvent, pedestalEvent);
+ if (rmsEvent<rmsCalib) rmsEvent = rmsCalib; // take worst scenario
+ if (TMath::Abs(pedestalEvent-pedestalCalib)<1.0) pedestalEvent = pedestalCalib;
+
+ //
for (Int_t iTimeBin = 0; iTimeBin < fMaxTime; iTimeBin++) {
- allBins[iRow][iPad*fMaxTime+iTimeBin] -= pedestal;
+ allBins[iRow][iPad*fMaxTime+iTimeBin] -= pedestalEvent;
if (iTimeBin < AliTPCReconstructor::GetRecoParam()->GetFirstBin())
allBins[iRow][iPad*fMaxTime+iTimeBin] = 0;
if (iTimeBin > AliTPCReconstructor::GetRecoParam()->GetLastBin())
allBins[iRow][iPad*fMaxTime+iTimeBin] = 0;
if (allBins[iRow][iPad*fMaxTime+iTimeBin] < zeroSup)
allBins[iRow][iPad*fMaxTime+iTimeBin] = 0;
+ if (allBins[iRow][iPad*fMaxTime+iTimeBin] < 3.0*rmsEvent) // 3 sigma cut on RMS
+ allBins[iRow][iPad*fMaxTime+iTimeBin] = 0;
}
}
}
}
-
// Now loop over rows and find clusters
for (fRow = 0; fRow < nRows; fRow++) {
fRowCl = new AliTPCClustersRow;
fBins = allBins[fRow];
fResBins = allBinsRes[fRow];
- FindClusters();
+ FindClusters(noiseROC);
fOutput->Fill();
delete fRowCl;
nclusters += fNcluster;
} // End of loop to find clusters
-
-
- for (Int_t iRow = 0; iRow < nRows; iRow++) {
- delete [] allBins[iRow];
- delete [] allBinsRes[iRow];
- }
-
- delete [] allBins;
- delete [] allBinsRes;
-
} // End of loop over sectors
-
- Info("Digits2Clusters", "Number of found clusters : %d\n", nclusters);
+
+ for (Int_t iRow = 0; iRow < nRowsMax; iRow++) {
+ delete [] allBins[iRow];
+ delete [] allBinsRes[iRow];
+ }
+ delete [] allBins;
+ delete [] allBinsRes;
+
+ Info("Digits2Clusters", "File %s Event\t%d\tNumber of found clusters : %d\n", fOutput->GetName(),*(rawReader->GetEventId()), nclusters);
}
-void AliTPCclustererMI::FindClusters()
+void AliTPCclustererMI::FindClusters(AliTPCCalROC * noiseROC)
{
- //add virtual charge at the edge
- for (Int_t i=0; i<fMaxTime; i++){
+
+ //
+ // add virtual charge at the edge
+ //
+ Double_t kMaxDumpSize = 500000;
+ if (fRecoParam->GetCalcPedestal() && fOutput->GetZipBytes()< kMaxDumpSize) fBDumpSignal =kTRUE; //dump signal flag
+ //
+ if (0) for (Int_t i=0; i<fMaxTime; i++){
Float_t amp1 = fBins[i+3*fMaxTime];
Float_t amp0 =0;
if (amp1>0){
}
fBins[(fMaxPad+3)*fMaxTime+i] = amp0;
}
-
-// memcpy(fResBins,fBins, fMaxBin*2);
- memcpy(fResBins,fBins, fMaxBin);
+ memcpy(fResBins,fBins, fMaxBin*sizeof(Float_t));
+ //
+ //
//
fNcluster=0;
- //first loop - for "gold cluster"
fLoop=1;
Float_t *b=&fBins[-1]+2*fMaxTime;
- Int_t crtime = Int_t((fParam->GetZLength()-fRecoParam->GetCtgRange()*fRx)/fZWidth-fParam->GetNTBinsL1()-5);
-
+ Int_t crtime = Int_t((fParam->GetZLength(fSector)-fRecoParam->GetCtgRange()*fRx)/fZWidth-fParam->GetNTBinsL1()-5);
+ Float_t minMaxCutAbs = fRecoParam->GetMinMaxCutAbs();
+ Float_t minLeftRightCutAbs = fRecoParam->GetMinLeftRightCutAbs();
+ Float_t minUpDownCutAbs = fRecoParam->GetMinUpDownCutAbs();
+ Float_t minMaxCutSigma = fRecoParam->GetMinMaxCutSigma();
+ Float_t minLeftRightCutSigma = fRecoParam->GetMinLeftRightCutSigma();
+ Float_t minUpDownCutSigma = fRecoParam->GetMinUpDownCutSigma();
for (Int_t i=2*fMaxTime; i<fMaxBin-2*fMaxTime; i++) {
b++;
- if (*b<8) continue; //threshold form maxima
if (i%fMaxTime<crtime) {
Int_t delta = -(i%fMaxTime)+crtime;
b+=delta;
i+=delta;
continue;
}
-
+ //absolute custs
+ if (b[0]<minMaxCutAbs) continue; //threshold for maxima
+ //
+ if (b[-1]+b[1]+b[-fMaxTime]+b[fMaxTime]<=0) continue; // cut on isolated clusters
+ // if (b[-1]+b[1]<=0) continue; // cut on isolated clusters
+ //if (b[-fMaxTime]+b[fMaxTime]<=0) continue; // cut on isolated clusters
+ //
+ if ((b[0]+b[-1]+b[1])<minUpDownCutAbs) continue; //threshold for up down (TRF)
+ if ((b[0]+b[-fMaxTime]+b[fMaxTime])<minLeftRightCutAbs) continue; //threshold for left right (PRF)
if (!IsMaximum(*b,fMaxTime,b)) continue;
- AliTPCclusterMI c;
+ //
+ Float_t noise = noiseROC->GetValue(fRow, i/fMaxTime);
+ // sigma cuts
+ if (b[0]<minMaxCutSigma*noise) continue; //threshold form maxima
+ if ((b[0]+b[-1]+b[1])<minUpDownCutSigma*noise) continue; //threshold for up town TRF
+ if ((b[0]+b[-fMaxTime]+b[fMaxTime])<minLeftRightCutSigma*noise) continue; //threshold for left right (PRF)
+
+ AliTPCclusterMI c(kFALSE); // default cosntruction without info
Int_t dummy=0;
MakeCluster(i, fMaxTime, fBins, dummy,c);
+
//}
}
- //memcpy(fBins,fResBins, fMaxBin*2);
- //second loop - for rest cluster
- /*
- fLoop=2;
- b=&fResBins[-1]+2*fMaxTime;
- for (Int_t i=2*fMaxTime; i<fMaxBin-2*fMaxTime; i++) {
- b++;
- if (*b<25) continue; // bigger threshold for maxima
- if (!IsMaximum(*b,fMaxTime,b)) continue;
- AliTPCclusterMI c;
- Int_t dummy;
- MakeCluster(i, fMaxTime, fResBins, dummy,c);
- //}
- }
- */
}
-Double_t AliTPCclustererMI::ProcesSignal(Float_t *signal, Int_t nchannels, Int_t id[3]){
+Double_t AliTPCclustererMI::ProcesSignal(Float_t *signal, Int_t nchannels, Int_t id[3], Double_t &rmsEvent, Double_t &pedestalEvent){
//
// process signal on given pad - + streaming of additional information in special mode
//
// id[0] - sector
// id[1] - row
- // id[2] - pad
- Int_t offset =100;
- Float_t kMin =fRecoParam->GetDumpAmplitudeMin(); // minimal signal to be dumped
- Double_t median = TMath::Median(nchannels-offset, &(signal[offset]));
- if (AliLog::GetDebugLevel("","AliTPCclustererMI")==0) return median;
- //
+ // id[2] - pad
- Double_t mean = TMath::Mean(nchannels-offset, &(signal[offset]));
- Double_t rms = TMath::RMS(nchannels-offset, &(signal[offset]));
- Double_t *dsignal = new Double_t[nchannels];
- Double_t *dtime = new Double_t[nchannels];
- Float_t max = 0;
- Float_t maxPos = 0;
- for (Int_t i=0; i<nchannels; i++){
- dtime[i] = i;
- dsignal[i] = signal[i];
- if (i<offset) continue;
- if (signal[i]>max && i <fMaxTime-100) { // temporary remove spike signals at the end
+ //
+ // ESTIMATE pedestal and the noise
+ //
+ const Int_t kPedMax = 100;
+ Double_t kMaxDebugSize = 5000000.;
+ Float_t max = 0;
+ Float_t maxPos = 0;
+ Int_t median = -1;
+ Int_t count0 = 0;
+ Int_t count1 = 0;
+ Float_t rmsCalib = rmsEvent; // backup initial value ( from calib)
+ Float_t pedestalCalib = pedestalEvent;// backup initial value ( from calib)
+ Int_t firstBin = AliTPCReconstructor::GetRecoParam()->GetFirstBin();
+ //
+ UShort_t histo[kPedMax];
+ memset(histo,0,kPedMax*sizeof(UShort_t));
+ for (Int_t i=0; i<fMaxTime; i++){
+ if (signal[i]<=0) continue;
+ if (signal[i]>max && i>firstBin) {
max = signal[i];
maxPos = i;
- }
+ }
+ if (signal[i]>kPedMax-1) continue;
+ histo[int(signal[i]+0.5)]++;
+ count0++;
}
-
- Double_t mean06=0, mean09=0;
- Double_t rms06=0, rms09=0;
- AliMathBase::EvaluateUni(nchannels-offset, &(dsignal[offset]), mean06, rms06, int(0.6*(nchannels-offset)));
- AliMathBase::EvaluateUni(nchannels-offset, &(dsignal[offset]), mean09, rms09, int(0.9*(nchannels-offset)));
//
+ for (Int_t i=1; i<kPedMax; i++){
+ if (count1<count0*0.5) median=i;
+ count1+=histo[i];
+ }
+ // truncated mean
//
- UInt_t uid[3] = {UInt_t(id[0]),UInt_t(id[1]),UInt_t(id[2])};
- if (uid[0]< AliTPCROC::Instance()->GetNSectors()
- && uid[1]< AliTPCROC::Instance()->GetNRows(uid[0]) &&
- uid[2] < AliTPCROC::Instance()->GetNPads(uid[0], uid[1])){
- if (!fAmplitudeHisto){
- fAmplitudeHisto = new TObjArray(72);
+ Float_t count10=histo[median] ,mean=histo[median]*median, rms=histo[median]*median*median ;
+ Float_t count06=histo[median] ,mean06=histo[median]*median, rms06=histo[median]*median*median ;
+ Float_t count09=histo[median] ,mean09=histo[median]*median, rms09=histo[median]*median*median ;
+ //
+ for (Int_t idelta=1; idelta<10; idelta++){
+ if (median-idelta<=0) continue;
+ if (median+idelta>kPedMax) continue;
+ if (count06<0.6*count1){
+ count06+=histo[median-idelta];
+ mean06 +=histo[median-idelta]*(median-idelta);
+ rms06 +=histo[median-idelta]*(median-idelta)*(median-idelta);
+ count06+=histo[median+idelta];
+ mean06 +=histo[median+idelta]*(median+idelta);
+ rms06 +=histo[median+idelta]*(median+idelta)*(median+idelta);
+ }
+ if (count09<0.9*count1){
+ count09+=histo[median-idelta];
+ mean09 +=histo[median-idelta]*(median-idelta);
+ rms09 +=histo[median-idelta]*(median-idelta)*(median-idelta);
+ count09+=histo[median+idelta];
+ mean09 +=histo[median+idelta]*(median+idelta);
+ rms09 +=histo[median+idelta]*(median+idelta)*(median+idelta);
+ }
+ if (count10<0.95*count1){
+ count10+=histo[median-idelta];
+ mean +=histo[median-idelta]*(median-idelta);
+ rms +=histo[median-idelta]*(median-idelta)*(median-idelta);
+ count10+=histo[median+idelta];
+ mean +=histo[median+idelta]*(median+idelta);
+ rms +=histo[median+idelta]*(median+idelta)*(median+idelta);
}
+ }
+ mean /=count10;
+ mean06/=count06;
+ mean09/=count09;
+ rms = TMath::Sqrt(TMath::Abs(rms/count10-mean*mean));
+ rms06 = TMath::Sqrt(TMath::Abs(rms06/count06-mean06*mean06));
+ rms09 = TMath::Sqrt(TMath::Abs(rms09/count09-mean09*mean09));
+ rmsEvent = rms09;
+ //
+ pedestalEvent = median;
+ if (AliLog::GetDebugLevel("","AliTPCclustererMI")==0) return median;
+ //
+ UInt_t uid[3] = {UInt_t(id[0]),UInt_t(id[1]),UInt_t(id[2])};
+ //
+ // Dump mean signal info
+ //
+ (*fDebugStreamer)<<"Signal"<<
+ "TimeStamp="<<fTimeStamp<<
+ "EventType="<<fEventType<<
+ "Sector="<<uid[0]<<
+ "Row="<<uid[1]<<
+ "Pad="<<uid[2]<<
+ "Max="<<max<<
+ "MaxPos="<<maxPos<<
+ //
+ "Median="<<median<<
+ "Mean="<<mean<<
+ "RMS="<<rms<<
+ "Mean06="<<mean06<<
+ "RMS06="<<rms06<<
+ "Mean09="<<mean09<<
+ "RMS09="<<rms09<<
+ "RMSCalib="<<rmsCalib<<
+ "PedCalib="<<pedestalCalib<<
+ "\n";
+ //
+ // fill pedestal histogram
+ //
+ AliTPCROC * roc = AliTPCROC::Instance();
+ if (!fAmplitudeHisto){
+ fAmplitudeHisto = new TObjArray(72);
+ }
+ //
+ if (uid[0]<roc->GetNSectors()
+ && uid[1]< roc->GetNRows(uid[0]) &&
+ uid[2] <roc->GetNPads(uid[0], uid[1])){
TObjArray * sectorArray = (TObjArray*)fAmplitudeHisto->UncheckedAt(uid[0]);
if (!sectorArray){
- Int_t npads = AliTPCROC::Instance()->GetNChannels(uid[0]);
+ Int_t npads =roc->GetNChannels(uid[0]);
sectorArray = new TObjArray(npads);
fAmplitudeHisto->AddAt(sectorArray, uid[0]);
}
- Int_t position = uid[2]+ AliTPCROC::Instance()->GetRowIndexes(uid[0])[uid[1]];
+ Int_t position = uid[2]+roc->GetRowIndexes(uid[0])[uid[1]];
TH1F * histo = (TH1F*)sectorArray->UncheckedAt(position);
if (!histo){
char hname[100];
if (backup) backup->cd();
}
for (Int_t i=0; i<nchannels; i++){
- if (signal[i]>0) histo->Fill(signal[i]);
+ histo->Fill(signal[i]);
}
}
//
+ //
+ //
+ Float_t kMin =fRecoParam->GetDumpAmplitudeMin(); // minimal signal to be dumped
+ Float_t *dsignal = new Float_t[nchannels];
+ Float_t *dtime = new Float_t[nchannels];
+ for (Int_t i=0; i<nchannels; i++){
+ dtime[i] = i;
+ dsignal[i] = signal[i];
+ }
+ //
+ // Digital noise
+ //
+ // if (max-median>30.*TMath::Max(1.,Double_t(rms06)) && (((*fDebugStreamer)<<"SignalDN").GetSize()<kMaxDebugSize)){
+// //
+// //
+// TGraph * graph =new TGraph(nchannels, dtime, dsignal);
+// //
+// //
+// // jumps left - right
+// Int_t njumps0=0;
+// Double_t deltaT0[2000];
+// Double_t deltaA0[2000];
+// Int_t lastJump0 = fRecoParam->GetFirstBin();
+// Int_t njumps1=0;
+// Double_t deltaT1[2000];
+// Double_t deltaA1[2000];
+// Int_t lastJump1 = fRecoParam->GetFirstBin();
+// Int_t njumps2=0;
+// Double_t deltaT2[2000];
+// Double_t deltaA2[2000];
+// Int_t lastJump2 = fRecoParam->GetFirstBin();
+
+// for (Int_t itime=fRecoParam->GetFirstBin()+1; itime<fRecoParam->GetLastBin()-1; itime++){
+// if (TMath::Abs(dsignal[itime]-dsignal[itime-1])>30.*TMath::Max(1.,Double_t(rms06)) &&
+// TMath::Abs(dsignal[itime]-dsignal[itime+1])>30.*TMath::Max(1.,Double_t(rms06)) &&
+// (dsignal[itime-1]-median<5.*rms06) &&
+// (dsignal[itime+1]-median<5.*rms06)
+// ){
+// deltaA0[njumps0] = dsignal[itime]-dsignal[itime-1];
+// deltaT0[njumps0] = itime-lastJump0;
+// lastJump0 = itime;
+// njumps0++;
+// }
+// if (TMath::Abs(dsignal[itime]-dsignal[itime-1])>30.*TMath::Max(1.,Double_t(rms06)) &&
+// (dsignal[itime-1]-median<5.*rms06)
+// ) {
+// deltaA1[njumps1] = dsignal[itime]-dsignal[itime-1];
+// deltaT1[njumps1] = itime-lastJump1;
+// lastJump1 = itime;
+// njumps1++;
+// }
+// if (TMath::Abs(dsignal[itime]-dsignal[itime+1])>30.*TMath::Max(1.,Double_t(rms06)) &&
+// (dsignal[itime+1]-median<5.*rms06)
+// ) {
+// deltaA2[njumps2] = dsignal[itime]-dsignal[itime+1];
+// deltaT2[njumps2] = itime-lastJump2;
+// lastJump2 = itime;
+// njumps2++;
+// }
+// }
+// //
+// if (njumps0>0 || njumps1>0 || njumps2>0){
+// TGraph *graphDN0 = new TGraph(njumps0, deltaT0, deltaA0);
+// TGraph *graphDN1 = new TGraph(njumps1, deltaT1, deltaA1);
+// TGraph *graphDN2 = new TGraph(njumps2, deltaT2, deltaA2);
+// (*fDebugStreamer)<<"SignalDN"<< //digital - noise pads - or random sample of pads
+// "TimeStamp="<<fTimeStamp<<
+// "EventType="<<fEventType<<
+// "Sector="<<uid[0]<<
+// "Row="<<uid[1]<<
+// "Pad="<<uid[2]<<
+// "Graph="<<graph<<
+// "Max="<<max<<
+// "MaxPos="<<maxPos<<
+// "Graph.="<<graph<<
+// "P0GraphDN0.="<<graphDN0<<
+// "P1GraphDN1.="<<graphDN1<<
+// "P2GraphDN2.="<<graphDN2<<
+// //
+// "Median="<<median<<
+// "Mean="<<mean<<
+// "RMS="<<rms<<
+// "Mean06="<<mean06<<
+// "RMS06="<<rms06<<
+// "Mean09="<<mean09<<
+// "RMS09="<<rms09<<
+// "\n";
+// delete graphDN0;
+// delete graphDN1;
+// delete graphDN2;
+// }
+// delete graph;
+// }
+
+ //
+ // NOISE STUDY Fourier transform
+ //
TGraph * graph;
- Bool_t random = (gRandom->Rndm()<0.0001);
- if (max-median>kMin || rms06>2.*fParam->GetZeroSup() || random){
+ Bool_t random = (gRandom->Rndm()<0.0003);
+ if (((*fDebugStreamer)<<"SignalN").GetSize()<kMaxDebugSize)
+ if (max-median>kMin || rms06>1.*fParam->GetZeroSup() || random){
graph =new TGraph(nchannels, dtime, dsignal);
- if (rms06>2.*fParam->GetZeroSup() || random)
+ if (rms06>1.*fParam->GetZeroSup() || random){
+ //Double_t *input, Double_t threshold, Bool_t locMax, Double_t *freq, Double_t *re, Double_t *im, Double_t *mag, Double_t *phi);
+ Float_t * input = &(dsignal[fRecoParam->GetFirstBin()]);
+ Float_t freq[2000], re[2000], im[2000], mag[2000], phi[2000];
+ Int_t npoints = TransformFFT(input, -1,kFALSE, freq, re, im, mag, phi);
+ TGraph *graphMag0 = new TGraph(npoints, freq, mag);
+ TGraph *graphPhi0 = new TGraph(npoints, freq, phi);
+ npoints = TransformFFT(input, 0.5,kTRUE, freq, re, im, mag, phi);
+ TGraph *graphMag1 = new TGraph(npoints, freq, mag);
+ TGraph *graphPhi1 = new TGraph(npoints, freq, phi);
+
(*fDebugStreamer)<<"SignalN"<< //noise pads - or random sample of pads
+ "TimeStamp="<<fTimeStamp<<
+ "EventType="<<fEventType<<
"Sector="<<uid[0]<<
"Row="<<uid[1]<<
"Pad="<<uid[2]<<
- "Graph="<<graph<<
+ "Graph.="<<graph<<
"Max="<<max<<
"MaxPos="<<maxPos<<
//
"RMS06="<<rms06<<
"Mean09="<<mean09<<
"RMS09="<<rms09<<
+ // FFT part
+ "Mag0.="<<graphMag0<<
+ "Mag1.="<<graphMag1<<
+ "Phi0.="<<graphPhi0<<
+ "Phi1.="<<graphPhi1<<
"\n";
- if (max-median>kMin)
+ delete graphMag0;
+ delete graphMag1;
+ delete graphPhi0;
+ delete graphPhi1;
+ }
+ //
+ // Big signals dumping
+ //
+
+ if (max-median>kMin &&maxPos>AliTPCReconstructor::GetRecoParam()->GetFirstBin())
(*fDebugStreamer)<<"SignalB"<< // pads with signal
+ "TimeStamp="<<fTimeStamp<<
+ "EventType="<<fEventType<<
"Sector="<<uid[0]<<
"Row="<<uid[1]<<
"Pad="<<uid[2]<<
delete graph;
}
- (*fDebugStreamer)<<"Signal"<<
- "Sector="<<uid[0]<<
- "Row="<<uid[1]<<
- "Pad="<<uid[2]<<
- "Max="<<max<<
- "MaxPos="<<maxPos<<
- //
- "Median="<<median<<
- "Mean="<<mean<<
- "RMS="<<rms<<
- "Mean06="<<mean06<<
- "RMS06="<<rms06<<
- "Mean09="<<mean09<<
- "RMS09="<<rms09<<
- "\n";
//
//
// Central Electrode signal analysis
//
- Double_t ceQmax =0, ceQsum=0, ceTime=0;
- Double_t cemean = mean06, cerms=rms06 ;
+ Float_t ceQmax =0, ceQsum=0, ceTime=0;
+ Float_t cemean = mean06, cerms=rms06 ;
Int_t cemaxpos= 0;
- Double_t ceThreshold=5.*cerms;
- Double_t ceSumThreshold=8.*cerms;
- const Int_t cemin=5; // range for the analysis of the ce signal +- channels from the peak
- const Int_t cemax=5;
- for (Int_t i=nchannels-2; i>1; i--){
+ Float_t ceThreshold=5.*cerms;
+ Float_t ceSumThreshold=8.*cerms;
+ const Int_t kCemin=5; // range for the analysis of the ce signal +- channels from the peak
+ const Int_t kCemax=5;
+ for (Int_t i=nchannels-2; i>nchannels/2; i--){
if ( (dsignal[i]-mean06)>ceThreshold && dsignal[i]>=dsignal[i+1] && dsignal[i]>=dsignal[i-1] ){
cemaxpos=i;
break;
}
}
if (cemaxpos!=0){
- for (Int_t i=cemaxpos-cemin; i<cemaxpos+cemax; i++){
- if (i>0 && i<nchannels&&dsignal[i]- cemean>0){
- Double_t val=dsignal[i]- cemean;
- ceTime+=val*dtime[i];
- ceQsum+=val;
- if (val>ceQmax) ceQmax=val;
- }
+ ceQmax = 0;
+ Int_t cemaxpos2=0;
+ for (Int_t i=cemaxpos-20; i<cemaxpos+5; i++){
+ if (i<0 || i>nchannels-1) continue;
+ Double_t val=dsignal[i]- cemean;
+ if (val>ceQmax){
+ cemaxpos2=i;
+ ceQmax = val;
}
- if (ceQmax&&ceQsum>ceSumThreshold) {
- ceTime/=ceQsum;
- (*fDebugStreamer)<<"Signalce"<<
- "Sector="<<uid[0]<<
- "Row="<<uid[1]<<
- "Pad="<<uid[2]<<
- "Max="<<ceQmax<<
- "Qsum="<<ceQsum<<
- "Time="<<ceTime<<
- "RMS06="<<rms06<<
- //
- "\n";
+ }
+ cemaxpos = cemaxpos2;
+
+ for (Int_t i=cemaxpos-kCemin; i<cemaxpos+kCemax; i++){
+ if (i>0 && i<nchannels&&dsignal[i]- cemean>0){
+ Double_t val=dsignal[i]- cemean;
+ ceTime+=val*dtime[i];
+ ceQsum+=val;
+ if (val>ceQmax) ceQmax=val;
}
+ }
+ if (ceQmax&&ceQsum>ceSumThreshold) {
+ ceTime/=ceQsum;
+ (*fDebugStreamer)<<"Signalce"<<
+ "TimeStamp="<<fTimeStamp<<
+ "EventType="<<fEventType<<
+ "Sector="<<uid[0]<<
+ "Row="<<uid[1]<<
+ "Pad="<<uid[2]<<
+ "Max="<<ceQmax<<
+ "Qsum="<<ceQsum<<
+ "Time="<<ceTime<<
+ "RMS06="<<rms06<<
+ //
+ "\n";
+ }
}
// end of ce signal analysis
//
Double_t ggThreshold=5.*ggrms;
Double_t ggSumThreshold=8.*ggrms;
- for (Int_t i=1; i<nchannels-1; i++){
+ for (Int_t i=1; i<nchannels/4; i++){
if ( (dsignal[i]-mean06)>ggThreshold && dsignal[i]>=dsignal[i+1] && dsignal[i]>=dsignal[i-1] &&
(dsignal[i]+dsignal[i+1]+dsignal[i-1]-3*mean06)>ggSumThreshold){
ggmaxpos=i;
if (ggQmax&&ggQsum>ggSumThreshold) {
ggTime/=ggQsum;
(*fDebugStreamer)<<"Signalgg"<<
+ "TimeStamp="<<fTimeStamp<<
+ "EventType="<<fEventType<<
"Sector="<<uid[0]<<
"Row="<<uid[1]<<
"Pad="<<uid[2]<<
delete [] dsignal;
delete [] dtime;
- if (rms06>fRecoParam->GetMaxNoise()) return 1024+median; // sign noisy channel in debug mode
+ if (rms06>fRecoParam->GetMaxNoise()) {
+ pedestalEvent+=1024.;
+ return 1024+median; // sign noisy channel in debug mode
+ }
return median;
}
void AliTPCclustererMI::DumpHistos(){
+ //
+ // Dump histogram information
+ //
if (!fAmplitudeHisto) return;
+ AliTPCROC * roc = AliTPCROC::Instance();
for (UInt_t isector=0; isector<AliTPCROC::Instance()->GetNSectors(); isector++){
TObjArray * array = (TObjArray*)fAmplitudeHisto->UncheckedAt(isector);
if (!array) continue;
Float_t rms = histo->GetRMS();
Float_t gmean = histo->GetFunction("gaus")->GetParameter(1);
Float_t gsigma = histo->GetFunction("gaus")->GetParameter(2);
+ Float_t gmeanErr = histo->GetFunction("gaus")->GetParError(1);
+ Float_t gsigmaErr = histo->GetFunction("gaus")->GetParError(2);
Float_t max = histo->GetFunction("gaus")->GetParameter(0);
// get pad number
UInt_t row=0, pad =0;
- const UInt_t *indexes = AliTPCROC::Instance()->GetRowIndexes(isector);
- for (UInt_t irow=0; irow< AliTPCROC::Instance()->GetNRows(isector); irow++){
- if (indexes[irow]<ipad){
+ const UInt_t *indexes =roc->GetRowIndexes(isector);
+ for (UInt_t irow=0; irow<roc->GetNRows(isector); irow++){
+ if (indexes[irow]<=ipad){
row = irow;
pad = ipad-indexes[irow];
}
Int_t rpad = pad - (AliTPCROC::Instance()->GetNPads(isector,row))/2;
//
(*fDebugStreamer)<<"Fit"<<
+ "TimeStamp="<<fTimeStamp<<
+ "EventType="<<fEventType<<
"Sector="<<isector<<
"Row="<<row<<
"Pad="<<pad<<
"RMS="<<rms<<
"GMean="<<gmean<<
"GSigma="<<gsigma<<
+ "GMeanErr="<<gmeanErr<<
+ "GSigmaErr="<<gsigmaErr<<
"\n";
if (array->UncheckedAt(ipad)) fDebugStreamer->StoreObject(array->UncheckedAt(ipad));
}
}
}
+
+
+
+Int_t AliTPCclustererMI::TransformFFT(Float_t *input, Float_t threshold, Bool_t locMax, Float_t *freq, Float_t *re, Float_t *im, Float_t *mag, Float_t *phi)
+{
+ //
+ // calculate fourrie transform
+ // return only frequncies with mag over threshold
+ // if locMax is spectified only freque with local maxima over theshold is returned
+
+ if (! fFFTr2c) return kFALSE;
+ if (!freq) return kFALSE;
+
+ Int_t current=0;
+ Int_t nPoints = fRecoParam->GetLastBin()-fRecoParam->GetFirstBin();
+ Double_t *in = new Double_t[nPoints];
+ Double_t *rfft = new Double_t[nPoints];
+ Double_t *ifft = new Double_t[nPoints];
+ for (Int_t i=0; i<nPoints; i++){in[i]=input[i];}
+ fFFTr2c->SetPoints(in);
+ fFFTr2c->Transform();
+ fFFTr2c->GetPointsComplex(rfft, ifft);
+ for (Int_t i=3; i<nPoints/2-3; i++){
+ Float_t lmag = TMath::Sqrt(rfft[i]*rfft[i]+ifft[i]*ifft[i])/nPoints;
+ if (lmag<threshold) continue;
+ if (locMax){
+ if ( TMath::Sqrt(rfft[i-1]*rfft[i-1]+ifft[i-1]*ifft[i-1])/nPoints>lmag) continue;
+ if ( TMath::Sqrt(rfft[i+1]*rfft[i+1]+ifft[i+1]*ifft[i+1])/nPoints>lmag) continue;
+ if ( TMath::Sqrt(rfft[i-2]*rfft[i-2]+ifft[i-2]*ifft[i-2])/nPoints>lmag) continue;
+ if ( TMath::Sqrt(rfft[i+2]*rfft[i+2]+ifft[i+2]*ifft[i+2])/nPoints>lmag) continue;
+ if ( TMath::Sqrt(rfft[i-3]*rfft[i-3]+ifft[i-3]*ifft[i-3])/nPoints>lmag) continue;
+ if ( TMath::Sqrt(rfft[i+3]*rfft[i+3]+ifft[i+3]*ifft[i+3])/nPoints>lmag) continue;
+ }
+
+ freq[current] = Float_t(i)/Float_t(nPoints);
+ //
+ re[current] = rfft[i];
+ im[current] = ifft[i];
+ mag[current]=lmag;
+ phi[current]=TMath::ATan2(ifft[i],rfft[i]);
+ current++;
+ }
+ delete [] in;
+ delete [] rfft;
+ delete [] ifft;
+ return current;
+}
+
git://git.uio.no / u / mrichter / AliRoot.git / blobdiff