#include "AliPHOSEmcCalibData.h"
#include "TFile.h"
#include "TH1.h"
+#include "TF1.h"
+#include "TH2.h"
#include "TMap.h"
#include "TRandom.h"
#include "TKey.h"
#include "TList.h"
#include "TObjString.h"
+#include "TObject.h"
+#include "TString.h"
+#include "TMath.h"
#include "AliPHOSEmcBadChannelsMap.h"
ClassImp(AliPHOSPreprocessor)
+ Double_t rgaus(Double_t *x, Double_t *par)
+{
+ Double_t gaus = par[0] * TMath::Exp( -(x[0]-par[1])*(x[0]-par[1]) /
+ (2*par[2]*par[2]) );
+ return gaus;
+}
+
//_______________________________________________________________________________________
AliPHOSPreprocessor::AliPHOSPreprocessor() :
AliPreprocessor("PHS",0)
UInt_t AliPHOSPreprocessor::Process(TMap* /*valueSet*/)
{
// process data retrieved by the Shuttle
-
- // The fileName with the histograms which have been produced by
- // AliPHOSCalibHistoProducer.
- // It is a responsibility of the SHUTTLE framework to form the fileName
TString runType = GetRunType();
Log(Form("Run type: %s",runType.Data()));
- if(runType=="LED") {
+ if(runType=="STANDALONE") {
Bool_t ledOK = ProcessLEDRun();
if(ledOK) return 0;
else
return 1;
}
+
+ if(runType=="PHYSICS") {
+
+ Bool_t badmap_OK = FindBadChannelsEmc();
+ if(!badmap_OK) Log(Form("WARNING!! FindBadChannels() completed with BAD status!"));
+
+ Bool_t calibEmc_OK = CalibrateEmc();
+
+ if(calibEmc_OK && badmap_OK) return 0;
+ else
+ return 1;
+ }
+
+ Log(Form("Unknown run type %s. Do nothing and return OK.",runType.Data()));
+ return 0;
+
+}
+
+
+Bool_t AliPHOSPreprocessor::ProcessLEDRun()
+{
+ //Process LED run, fill bad channels map.
+
+ AliPHOSEmcBadChannelsMap badMap;
+
+ TList* list = GetFileSources(kDAQ, "LED");
+ if(!list) {
+ Log("Sources list for LED run not found, exit.");
+ return kFALSE;
+ }
+
+ TIter iter(list);
+ TObjString *source;
+ char hnam[80];
+ TH1F* histo=0;
+
+ while ((source = dynamic_cast<TObjString *> (iter.Next()))) {
+
+ AliInfo(Form("found source %s", source->String().Data()));
+
+ TString fileName = GetFile(kDAQ, "LED", source->GetName());
+ AliInfo(Form("Got filename: %s",fileName.Data()));
+
+ TFile f(fileName);
+
+ if(!f.IsOpen()) {
+ Log(Form("File %s is not opened, something goes wrong!",fileName.Data()));
+ return kFALSE;
+ }
+
+ const Int_t nMod=5; // 1:5 modules
+ const Int_t nCol=56; //1:56 columns in each module
+ const Int_t nRow=64; //1:64 rows in each module
+
+ // Check for dead channels
+ Log(Form("Begin check for dead channels."));
+
+ for(Int_t mod=0; mod<nMod; mod++) {
+ for(Int_t col=0; col<nCol; col++) {
+ for(Int_t row=0; row<nRow; row++) {
+ sprintf(hnam,"mod%dcol%drow%d",mod,col,row);
+ histo = (TH1F*)f.Get(hnam);
+ if(histo)
+ if (histo->GetMean()<1) {
+ Log(Form("Channel: [%d,%d,%d] seems dead, <E>=%.1f.",mod,col,row,histo->GetMean()));
+ badMap.SetBadChannel(mod,col,row);
+ }
+ }
+ }
+ }
+
+ }
+
+ //Store bad channels map
+ AliCDBMetaData badMapMetaData;
+
+ //Bad channels data valid from current run fRun until updated (validityInfinite=kTRUE)
+ Bool_t result = Store("Calib", "EmcBadChannels", &badMap, &badMapMetaData, fRun, kTRUE);
+ return result;
+
+}
+
+Float_t AliPHOSPreprocessor::HG2LG(Int_t mod, Int_t X, Int_t Z, TFile* f)
+{
+ //Calculates High gain to Low gain ratio
+ //for crystal at the position (X,Z) in the PHOS module mod.
+
+ char hname[128];
+ sprintf(hname,"%d_%d_%d",mod,X,Z);
+
+ TH1F* h1 = (TH1F*)f->Get(hname);
+ if(!h1) return 16.;
+
+ if(!h1->GetEntries()) return 16.;
+ if(h1->GetMaximum()<10.) return 16.;
+
+ Double_t max = h1->GetBinCenter(h1->GetMaximumBin()); // peak
+ Double_t xmin = max - (h1->GetRMS()/3);
+ Double_t xmax = max + (h1->GetRMS()/2);
+ // Double_t xmin = max - (h1->GetRMS());
+ // Double_t xmax = max + (h1->GetRMS());
+
+ TF1* gaus1 = new TF1("gaus1",rgaus,xmin,xmax,3);
+ gaus1->SetParNames("Constant","Mean","Sigma");
+ gaus1->SetParameter("Constant",h1->GetMaximum());
+ gaus1->SetParameter("Mean",max);
+ gaus1->SetParameter("Sigma",1.);
+ gaus1->SetLineColor(kBlue);
+ h1->Fit(gaus1,"LERQ+");
+
+ AliInfo(Form("%s: %d entries, mean=%.3f, peak=%.3f, rms= %.3f. HG/LG = %.3f\n",
+ h1->GetTitle(),h1->GetEntries(),h1->GetMean(),max,h1->GetRMS(),
+ gaus1->GetParameter("Mean")));
+
+ return gaus1->GetParameter("Mean");
+
+}
+
+Bool_t AliPHOSPreprocessor::FindBadChannelsEmc()
+{
+ //Creates the bad channels map for PHOS EMC.
+
+ // The file fileName contains histograms which have been produced by DA2 detector algorithm.
+ // It is a responsibility of the SHUTTLE framework to form the fileName.
+
+ AliPHOSEmcBadChannelsMap badMap;
+
+ TList* list = GetFileSources(kDAQ, "BAD_CHANNELS");
+
+ if(!list) {
+ Log("Sources list for BAD_CHANNELS not found, exit.");
+ return kFALSE;
+ }
+
+ if(!list->GetEntries()) {
+ Log(Form("Got empty sources list. It seems DA2 did not produce any files!"));
+ return kFALSE;
+ }
+
+ TIter iter(list);
+ TObjString *source;
+ char hnam[80];
+ TH1F* h1=0;
+
+ const Float_t fQualityCut = 1.;
+ Int_t nGoods[5] = {0,0,0,0,0};
+
+ while ((source = dynamic_cast<TObjString *> (iter.Next()))) {
+
+ AliInfo(Form("found source %s", source->String().Data()));
+
+ TString fileName = GetFile(kDAQ, "BAD_CHANNELS", source->GetName());
+ AliInfo(Form("Got filename: %s",fileName.Data()));
+
+ TFile f(fileName);
+
+ if(!f.IsOpen()) {
+ Log(Form("File %s is not opened, something goes wrong!",fileName.Data()));
+ return kFALSE;
+ }
+
+ Log(Form("Begin check for bad channels."));
+
+ for(Int_t mod=0; mod<5; mod++) {
+ for(Int_t iX=0; iX<64; iX++) {
+ for(Int_t iZ=0; iZ<56; iZ++) {
+
+ sprintf(hnam,"%d_%d_%d_%d",mod,iX,iZ,1); // high gain
+ h1 = (TH1F*)f.Get(hnam);
+
+ if(h1) {
+ Double_t mean = h1->GetMean();
+
+ if(mean)
+ Log(Form("iX=%d iZ=%d gain=%d mean=%.3f\n",iX,iZ,1,mean));
+
+ if( mean>0 && mean<fQualityCut ) {
+ nGoods[mod]++;
+ }
+ else
+ badMap.SetBadChannel(mod+1,iZ+1,iX+1); //module, col,row
+ }
+
+ }
+ }
+
+ if(nGoods[mod])
+ Log(Form("Module %d: %d good channels.",mod,nGoods[mod]));
+ }
+
+
+ } // end of loop over sources
+
+ // Store the bad channels map.
+
+ AliCDBMetaData md;
+ md.SetResponsible("Boris Polishchuk");
+
+ // Data valid from current run fRun until being updated (validityInfinite=kTRUE)
+ Bool_t result = Store("Calib", "EmcBadChannels", &badMap, &md, fRun, kTRUE);
+ return result;
+
+}
+
+Bool_t AliPHOSPreprocessor::CalibrateEmc()
+{
+ // I. Calculates the set of calibration coefficients to equalyze the mean energies deposited at high gain.
+ // II. Extracts High_Gain/Low_Gain ratio for each channel.
+
+ // The file fileName contains histograms which have been produced by DA1 detector algorithm.
+ // It is a responsibility of the SHUTTLE framework to form the fileName.
gRandom->SetSeed(0); //the seed is set to the current machine clock!
AliPHOSEmcCalibData calibData;
-
+
TList* list = GetFileSources(kDAQ, "AMPLITUDES");
+
if(!list) {
Log("Sources list not found, exit.");
return 1;
}
+ if(!list->GetEntries()) {
+ Log(Form("Got empty sources list. It seems DA1 did not produce any files!"));
+ return kFALSE;
+ }
+
TIter iter(list);
TObjString *source;
Log(Form("File %s is not opened, something goes wrong!",fileName.Data()));
return 1;
}
-
+
const Int_t nMod=5; // 1:5 modules
const Int_t nCol=56; //1:56 columns in each module
const Int_t nRow=64; //1:64 rows in each module
Double_t coeff;
char hnam[80];
- TH1F* histo=0;
+ TH2F* h2=0;
+ TH1D* h1=0;
//Get the reference histogram
//(author: Gustavo Conesa Balbastre)
Int_t nkeys = f.GetNkeys();
Bool_t ok = kFALSE;
TKey *key;
- TString refHistoName= "";
Int_t ikey = 0;
Int_t counter = 0;
- TH1F* hRef = 0;
-
+ TH1D* hRef = 0;
+
//Check if the file contains any histogram
if(nkeys< 2){
Log(Form("Not enough histograms (%d) for calibration.",nkeys));
return 1;
}
-
+
while(!ok){
ikey = gRandom->Integer(nkeys);
key = (TKey*)keylist->At(ikey);
- refHistoName = key->GetName();
- hRef = (TH1F*)f.Get(refHistoName);
+ TObject* obj = f.Get(key->GetName());
+ TString cname(obj->ClassName());
+ if(cname == "TH2F") {
+ h2 = (TH2F*)obj;
+ TString htitl = h2->GetTitle();
+ if(htitl.Contains("and gain 1")) {
+ hRef = h2->ProjectionX();
+ hRef->SetBins(1000,0.,1000.); // to cut off saturation peak at 1023
+ // Check if the reference histogram has too little statistics
+ if(hRef->GetEntries()>2) ok=kTRUE;
+ }
+ }
+
counter++;
- // Check if the reference histogram has too little statistics
- if(hRef->GetEntries()>2) ok=kTRUE;
- if(!ok && counter >= nMod*nCol*nRow){
- Log("No histogram with enough statistics for reference.");
+
+ if(!ok && counter > nkeys){
+ Log("No histogram with enough statistics for reference. Exit.");
return 1;
}
}
for(Int_t mod=0; mod<nMod; mod++) {
for(Int_t col=0; col<nCol; col++) {
for(Int_t row=0; row<nRow; row++) {
- sprintf(hnam,"mod%dcol%drow%d",mod,col,row);
- histo = (TH1F*)f.Get(hnam);
+
+ //High Gain to Low Gain ratio
+ Float_t ratio = HG2LG(mod,row,col,&f);
+ calibData.SetHighLowRatioEmc(mod+1,col+1,row+1,ratio);
+
+ sprintf(hnam,"%d_%d_%d_1",mod,row,col); // high gain!
+ h2 = (TH2F*)f.Get(hnam);
+
//TODO: dead channels exclusion!
- if(histo) {
- coeff = histo->GetMean()/refMean;
+ if(h2) {
+ h1 = h2->ProjectionX();
+ h1->SetBins(1000,0.,1000.); // to cut off saturation peak at 1023
+ coeff = h1->GetMean()/refMean;
if(coeff>0)
- calibData.SetADCchannelEmc(mod+1,col+1,row+1,0.001/coeff);
+ calibData.SetADCchannelEmc(mod+1,col+1,row+1,1./coeff);
else
- calibData.SetADCchannelEmc(mod+1,col+1,row+1,0.001);
+ calibData.SetADCchannelEmc(mod+1,col+1,row+1,1.);
AliInfo(Form("mod %d col %d row %d coeff %f\n",mod,col,row,coeff));
}
else
- calibData.SetADCchannelEmc(mod+1,col+1,row+1,0.001);
+ calibData.SetADCchannelEmc(mod+1,col+1,row+1,1.);
}
}
}
//Store EMC calibration data
AliCDBMetaData emcMetaData;
- Bool_t emcOK = Store("Calib", "EmcGainPedestals", &calibData, &emcMetaData);
-
- if(emcOK) return 0;
- else
- return 1;
+ Bool_t result = Store("Calib", "EmcGainPedestals", &calibData, &emcMetaData, 0, kTRUE); // valid from 0 to infinity);
+ return result;
}
+
-Bool_t AliPHOSPreprocessor::ProcessLEDRun()
-{
- //Process LED run, fill bad channels map.
-
- AliPHOSEmcBadChannelsMap badMap;
-
- TList* list = GetFileSources(kDAQ, "LED");
- if(!list) {
- Log("Sources list for LED run not found, exit.");
- return kFALSE;
- }
-
- TIter iter(list);
- TObjString *source;
- char hnam[80];
- TH1F* histo=0;
-
- while ((source = dynamic_cast<TObjString *> (iter.Next()))) {
-
- AliInfo(Form("found source %s", source->String().Data()));
-
- TString fileName = GetFile(kDAQ, "LED", source->GetName());
- AliInfo(Form("Got filename: %s",fileName.Data()));
-
- TFile f(fileName);
-
- if(!f.IsOpen()) {
- Log(Form("File %s is not opened, something goes wrong!",fileName.Data()));
- return kFALSE;
- }
-
- const Int_t nMod=5; // 1:5 modules
- const Int_t nCol=56; //1:56 columns in each module
- const Int_t nRow=64; //1:64 rows in each module
-
- // Check for dead channels
- Log(Form("Begin check for dead channels."));
-
- for(Int_t mod=0; mod<nMod; mod++) {
- for(Int_t col=0; col<nCol; col++) {
- for(Int_t row=0; row<nRow; row++) {
- sprintf(hnam,"mod%dcol%drow%d",mod,col,row);
- histo = (TH1F*)f.Get(hnam);
- if(histo)
- if (histo->GetMean()<1) {
- Log(Form("Channel: [%d,%d,%d] seems dead, <E>=%.1f.",mod,col,row,histo->GetMean()));
- badMap.SetBadChannel(mod,col,row);
- }
- }
- }
- }
-
- }
-
- //Store bad channels map
- AliCDBMetaData badMapMetaData;
-
- //Bad channels data valid from current run fRun until updated (validityInfinite=kTRUE)
- Bool_t result = Store("Calib", "EmcBadChannels", &badMap, &badMapMetaData, fRun, kTRUE);
- return result;
-
-}
git://git.uio.no / u / mrichter / AliRoot.git / blobdiff