X-Git-Url: http://git.uio.no/git/?p=u%2Fmrichter%2FAliRoot.git;a=blobdiff_plain;f=START%2FAliSTARTReconstructor.cxx;h=b52057ec8ca7e81654ae7441f03c18044e61d43b;hp=a4bdec998769cbfcb4b68e86a9a204a686fa7af8;hb=b2214376377d4631f3c60fc9c4c98e370c9fb956;hpb=ac606615292021bd5821d3ce8bc01a6186922a0b

diff --git a/START/AliSTARTReconstructor.cxx b/START/AliSTARTReconstructor.cxx
index a4bdec99876..b52057ec8ca 100644
--- a/START/AliSTARTReconstructor.cxx
+++ b/START/AliSTARTReconstructor.cxx
@@ -21,60 +21,183 @@
 
 #include "AliRunLoader.h"
 #include "AliRun.h"
+#include <AliESD.h>
+#include "AliLog.h"
+#include <TClonesArray.h>
+#include "AliSTARTRecPoint.h"
+#include "AliRawReader.h"
+#include "AliSTARTRawReader.h"
 #include "AliSTARTLoader.h"
 #include "AliSTARTdigit.h"
 #include "AliSTARTReconstructor.h"
-#include <AliESD.h>
+#include "AliSTARTParameters.h"
+#include "AliSTARTAlignData.h"
+#include "AliSTARTCalibData.h"
+#include "AliCDBLocal.h"
+#include "AliCDBStorage.h"
+#include "AliCDBManager.h"
+#include "AliCDBEntry.h"
+
+#include <TArrayI.h>
 
 ClassImp(AliSTARTReconstructor)
+AliSTARTAlignData* AliSTARTReconstructor::fgAlignData = 0;
+AliSTARTCalibData* AliSTARTReconstructor::fgCalibData = 0;
 
-  void AliSTARTReconstructor::Reconstruct(/*AliRunLoader* runLoader*/) 
+  void  AliSTARTReconstructor::ConvertDigits(AliRawReader* rawReader, TTree* digitsTree) const
 {
-// nothing to be done
+  //START raw data-> digits conversion
+ // reconstruct time information from raw data
+  AliSTARTRawReader myrawreader(rawReader,digitsTree);
+  myrawreader.NextThing();
 }
+  void AliSTARTReconstructor::Reconstruct(TTree*digitsTree, TTree*clustersTree) const
+{
+// START digits reconstruction
+// STARTRecPoint writing 
+
+    //Q->T-> coefficients !!!! should be asked!!!
+  //  Float_t ph2MIP=500;
+  Float_t gain[24], timeDelayCFD[24], timeDelayLED[24];
+  Float_t zdetA,zdetC;
+  TObjArray slewingLED;
+    
+  TArrayI * fADC = new TArrayI(24); 
+  TArrayI * fTimeCFD = new TArrayI(24); 
+  TArrayI * fADCLED = new TArrayI(24); 
+  TArrayI * fTimeLED = new TArrayI(24); 
+  cout<<" fTimeCFD "<<fTimeCFD<<endl;
+
+  AliSTARTParameters* param = AliSTARTParameters::Instance();
+  param->Init();
+  Int_t ph2MIP = param->GetPh2Mip();     
+  Int_t channelWidth = param->GetChannelWidth() ;  
+  
+    for (Int_t i=0; i<24; i++){
+      timeDelayCFD[i] = param->GetTimeDelayCFD(i);
+      timeDelayLED[i] = param->GetTimeDelayLED(i);
+      gain[i] = param->GetGain(i);
+      slewingLED.AddAtAndExpand(param->GetSlew(i),i);
+     }
+    zdetC = param->GetZposition(0);
+    zdetA  = param->GetZposition(1);
+  
+  AliDebug(1,Form("Start DIGITS reconstruction "));
+ 
+  TBranch *brDigits=digitsTree->GetBranch("START");
+  AliSTARTdigit *fDigits = new AliSTARTdigit();
+  if (brDigits) {
+    brDigits->SetAddress(&fDigits);
+  }else{
+    cerr<<"EXEC Branch START digits not found"<<endl;
+    return;
+  }
+  brDigits->GetEntry(0);
+  fDigits->GetTime(*fTimeCFD);
+  fDigits->GetADC(*fADC);
+  fDigits->GetTimeAmp(*fTimeLED);
+  fDigits->GetADCAmp(*fADCLED);
+
+  Float_t time[24], adc[24];
+  for (Int_t ipmt=0; ipmt<24; ipmt++)
+    {
+      
+         if(fTimeCFD->At(ipmt)>0 ){
+	 time[ipmt] = channelWidth *( fTimeCFD->At(ipmt)) - 1000*timeDelayCFD[ipmt];
+	 cout<<ipmt<<" "<<time[ipmt];
+	 Float_t adc_digPs = channelWidth * Float_t (fADC->At(ipmt)) ;
+	 //	 cout<<"  adc_digmV "<< adc_digPs<<endl;
+	 adc[ipmt] = TMath::Exp(adc_digPs/1000) /gain[ipmt];
+	 //	 cout<<" adc"<<adc[ipmt]<<" inMIP "<<adc[ipmt]/50<< endl;
+         }
+    }
 
-void AliSTARTReconstructor::FillESD(AliRunLoader* rl, AliESD *pESD) const
+  Int_t besttimeright=channelWidth * (fDigits->BestTimeRight());
+  Int_t besttimeleft=channelWidth * (fDigits->BestTimeLeft());
+  //folding with experimental time distribution
+  //  Float_t c = 29.9792; // cm/ns
+  Float_t c = 0.0299792; // cm/ps
+  Float_t lenr=TMath::Sqrt(zdetA*zdetA + 6.5*6.5);
+  Float_t lenl=TMath::Sqrt(zdetC*zdetC + 6.5*6.5);
+  Float_t timeDiff=channelWidth * (fDigits->TimeDiff());
+  Int_t meanTime=channelWidth * (fDigits->MeanTime());
+  Float_t ds=(c*(timeDiff)-(lenr-lenl))/2;
+  AliDebug(2,Form(" timediff in ns %f  real point%f",timeDiff,ds));
+  
+  /*
+  fDigits->GetSumMult(*fSumMult);
+  Int_t multipl[4]; 
+ 
+ for (Int_t i=0; i<4; i++)
+    {
+      Float_t  mult=Float_t (fSumMult->At(i));
+      Float_t   realMultmV=TMath::Exp(mult/mV2channel);
+      multipl[i]=Int_t ((realMultmV/ph2mV)/500+0.5);
+    }
+  */
+
+  //  AliDebug(2,Form(" multiplicity Abs side %i  multiplicity non-Abs side %i",multipl[1],multipl[2]));
+
+  AliSTARTRecPoint* frecpoints= new AliSTARTRecPoint ();
+  clustersTree->Branch( "START", "AliSTARTRecPoint" ,&frecpoints, 405,1);
+  frecpoints->SetTimeBestRight(besttimeright);
+  frecpoints->SetTimeBestLeft(besttimeleft);
+  frecpoints->SetVertex(ds);
+  frecpoints->SetMeanTime(meanTime);
+  /*
+  frecpoints->SetMult(multipl[0]);
+  frecpoints->SetMultA(multipl[2]);
+  frecpoints->SetMultC(multipl[1]);
+  */
+  clustersTree->Fill();
+}
+
+
+void AliSTARTReconstructor::FillESD(AliRunLoader* runLoader, AliESD *pESD) const
 {
+
   /***************************************************
   Resonstruct digits to vertex position
   ****************************************************/
   
-  Float_t c = 0.3;  //speed of light mm/ps
-  Int_t channelWigth=25; //ps
-  if (!rl) {
-    Error("Reconstruct", "No run loader");
+  //  Float_t c = 0.3;  //speed of light mm/ps
+  // Float_t Zposition=0;
+  
+  if (!runLoader) {
+    AliError("Reconstruct >> No run loader");
     return;
   }
+  
+  AliDebug(1,Form("Start FillESD START"));
 
-  if (rl->GetDebug()>1) Info("Reconstruct","START!!!");
-
-  AliSTARTLoader* pStartLoader = (AliSTARTLoader*) rl->GetLoader("STARTLoader");
+  AliSTARTLoader* pStartLoader = (AliSTARTLoader*) runLoader->GetLoader("STARTLoader");
  
-  pStartLoader->LoadDigits();
-  AliSTARTdigit* pDigits=pStartLoader->Digits();
-  if (!pDigits) {
-    Error("Reconstruct", "no digits found");
+  pStartLoader->LoadRecPoints("READ");
+  
+    TTree *treeR = pStartLoader->TreeR();
+  
+   AliSTARTRecPoint* frecpoints= new AliSTARTRecPoint ();
+    if (!frecpoints) {
+    AliError("Reconstruct Fill ESD >> no recpoints found");
     return;
   }
-
-  if (rl->GetDebug()>1) pDigits->Dump();
-  if(pDigits) {
-    Int_t   besttimeright = pDigits->GetBestTimeRight();
-    Int_t besttimeleft  = pDigits->GetBestTimeLeft();
-    Float_t besttimerightPs = Float_t (besttimeright*channelWigth);
-    Float_t besttimeleftPs  = Float_t (besttimeleft*channelWigth);
-   Float_t Zposit=(c*(besttimerightPs-besttimeleftPs)-(3500.-697))/2;
   
+  AliDebug(1,Form("Start FillESD START"));
+   TBranch *brRec = treeR->GetBranch("START");
+    if (brRec) {
+      brRec->SetAddress(&frecpoints);
+    }else{
+      cerr<<"EXEC Branch START rec not found"<<endl;
+      exit(111);
+    } 
+ 
+    brRec->GetEntry(0);
+    Float_t Zposition=frecpoints->GetVertex();
     
-    pESD->SetT0zVertex(Zposit);
-    
-    if (rl->GetDebug()>1) {
-      cout<<" vertex in ESD "<< pESD->GetT0zVertex()<<endl;
-    }
+    pESD->SetT0zVertex(Zposition);
+    pStartLoader->UnloadRecPoints();
     
-  } // vertex in 3 sigma
-  pStartLoader->UnloadDigits();
- }
+} // vertex in 3 sigma