/**
 * \file src/CaloLevel0.cpp
 * \author Emiliano Mocchiutti
**/
//
// C/C++ headers
//
#include <sstream>
#include <fstream>
//
// ROOT headers
//
#include <TTree.h>
#include <TBranch.h>
#include <TFile.h>
#include <TObject.h>
//
// YODA headers
//
#include <PamelaRun.h>
#include <physics/calorimeter/CalorimeterEvent.h>
#include <CalibCalPedEvent.h>
//
//
//
#include <GLTables.h>
//
// this package headers
//
#include <delay.h>
#include <CaloLevel0.h>
//
//
// Declaration of the core fortran routines
//
#define calol2cm calol2cm_
extern "C" int calol2cm();
#define calol2tr calol2tr_
extern "C" int calol2tr();
//
using namespace std;
//
//
// Public methods
//

CaloLevel0::~CaloLevel0(){
  if ( de ) delete de;
  delete this;
}

CaloLevel0::CaloLevel0(){
  //
  extern struct FlCaLevel1 clevel1_;
  extern struct FlCaLevel2 clevel2_;
  clevel1 = &clevel1_;
  clevel2 = &clevel2_;
  //
  trkseqno = 0;
  ClearStructs();
  //
  memset(dexy, 0, 2*22*96*sizeof(Float_t));
  memset(dexyc, 0, 2*22*96*sizeof(Float_t));
  memset(mip, 0, 2*22*96*sizeof(Float_t));
  memset(base, 0, 2*22*6*sizeof(Float_t));
  memset(sbase, 0, 2*22*6*sizeof(Float_t));
  memset(obadmask, 0, 2*22*96*sizeof(Int_t));
  memset(obadpulsemask, 0, 2*22*6*sizeof(Int_t));
  memset(ctprecor, 0, 2*22*6*sizeof(Float_t));
  memset(ctneigcor, 0, 2*22*6*sizeof(Float_t));
  calopar1 = true;
  calopar2 = true;
  calopar3 = true;
  crosst = true;
  ftcalopar1 = 0;
  ttcalopar1 = 0;
  ftcalopar2 = 0;
  ttcalopar2 = 0;
  ftcalopar3 = 0;
  ttcalopar3 = 0;
}

void CaloLevel0::SetCrossTalk(Bool_t ct){
  crosst = ct;
}

void CaloLevel0::SetCrossTalkType(Bool_t ct){
  ctground = ct;
}

void CaloLevel0::SetVerbose(Bool_t ct){
  verbose = ct;
}

/**
 * Initialize CaloLevel0 object
**/
void CaloLevel0::ProcessingInit(GL_TABLES *glt, UInt_t hs, Int_t &sgnl, TTree *l0tree, Bool_t isdeb, Bool_t isverb){
  //
  const TString host = glt->CGetHost();
  const TString user = glt->CGetUser();
  const TString psw = glt->CGetPsw();
  TSQLServer *dbc = TSQLServer::Connect(host.Data(),user.Data(),psw.Data());
  if ( !dbc->IsConnected() ) throw -116;  
  stringstream myquery;
  myquery.str("");
  myquery << "SET time_zone='+0:00'";
  dbc->Query(myquery.str().c_str());
  //
  debug = isdeb;
  verbose = isverb;
  //
  l0tr=(TTree*)l0tree;
  de = new pamela::calorimeter::CalorimeterEvent();
  l0calo = (TBranch*)l0tr->GetBranch("Calorimeter");
  l0tr->SetBranchAddress("Calorimeter", &de);
  //
  trkseqno = 0;
  ClearStructs();
  //
  GL_CALO_CALIB *glcalo = new GL_CALO_CALIB();
  //
  sgnl = 0;
  UInt_t uptime = 0;
  //
  for (Int_t s = 0; s < 4; s++){
    idcalib[s] = 0;
    fromtime[s] = 0;
    totime[s] = 0;
    calibno[s] = 0;
    ClearCalibVals(s);
    //
    sgnl = glcalo->Query_GL_CALO_CALIB(hs,uptime,s,dbc);
    if ( sgnl < 0 ){
	if ( verbose ) printf(" CALORIMETER - ERROR: error from GLTables\n");
	return;
    };
    //  
    idcalib[s] = glcalo->ID_ROOT_L0;
    fromtime[s] = glcalo->FROM_TIME;
    if ( glcalo->TO_TIME < hs ){ // calibration is corrupted and we are using the one that preceed the good one
      totime[s] = uptime;
    } else {
      totime[s] = glcalo->TO_TIME;
    };
    calibno[s] = glcalo->EV_ROOT;
    //
    if ( totime[s] == 0 ){
      if ( verbose ) printf(" CALORIMETER - WARNING: data with no associated calibration\n");
      ClearCalibVals(s);
      sgnl = 100;      
    };
  };
  //
  // determine path and name and entry of the calibration file
  //
  GL_ROOT *glroot = new GL_ROOT();  
  if ( verbose ) printf("\n");
  for (Int_t s = 0; s < 4; s++){
    if ( verbose ) printf(" ** SECTION %i **\n",s);
    if ( totime[s] > 0 ){
      //
      sgnl = glroot->Query_GL_ROOT(idcalib[s],dbc);
      if ( sgnl < 0 ){
	if ( verbose ) printf(" CALORIMETER - ERROR: error from GLTables\n");
	return;
      };
      //	
      stringstream name;
      name.str("");
      name << glroot->PATH.Data() << "/";
      name << glroot->NAME.Data();
      //
      fcalname[s] = (TString)name.str().c_str();
      if ( verbose ) printf(" - runheader at time %u. From time %u to time %u \n   use file %s \n   calibration at entry %i \n\n",hs,fromtime[s],totime[s],fcalname[s].Data(),calibno[s]);
    } else {
      if ( verbose ) printf(" - runheader at time %u. NO CALIBRATION INCLUDE THE RUNHEADER! ",hs);
    };
    sgnl = LoadCalib(s);
    if ( sgnl ) break;
  };    
  //
  delete glcalo;
  delete glroot;
  dbc->Close();
  delete dbc;
  //
  return;
  //
}

Int_t CaloLevel0::ChkCalib(GL_TABLES *glt, UInt_t atime){
  Int_t sgnl = 0;
  for ( Int_t s = 0; s < 4; s++){
    if ( atime > totime[s] ){
      sgnl = Update(glt,atime,s);
      if ( sgnl < 0 ) return(sgnl); 
    };
  };
  return(sgnl);
}

Int_t CaloLevel0::ChkParam(GL_TABLES *glt, UInt_t runheader, Bool_t mechal){
  const TString host = glt->CGetHost();
  const TString user = glt->CGetUser();
  const TString psw = glt->CGetPsw();
  TSQLServer *dbc = TSQLServer::Connect(host.Data(),user.Data(),psw.Data());
  if ( !dbc->IsConnected() ) throw -116;
  stringstream myquery;
  myquery.str("");
  myquery << "SET time_zone='+0:00'";
  dbc->Query(myquery.str().c_str());
  //
  stringstream calfile;
  stringstream bmfile;
  stringstream aligfile;
  Int_t error = 0;
  FILE *f = 0;
  ifstream badfile;
  GL_PARAM *glparam = new GL_PARAM();
  //
  if ( calopar1 || ( ttcalopar1 != 0 && ttcalopar1 < runheader ) ){
    //
    //
    //
    if ( debug ) printf(" calopar1 %i ftcalopar1 %u ttcalopar1 %u runheader %u \n",calopar1,ftcalopar1,ttcalopar1,runheader);
    //
    calopar1 = false;
    //
    // determine where I can find calorimeter ADC to MIP conversion file  
    //
    if ( verbose ) printf(" Querying DB for calorimeter parameters files...\n");
    //
    error = 0;
    error = glparam->Query_GL_PARAM(runheader,101,dbc);
    if ( error < 0 ) return(error);
    //
    calfile.str("");
    calfile << glparam->PATH.Data() << "/";
    calfile << glparam->NAME.Data();
    ftcalopar1 = glparam->FROM_TIME;
    ttcalopar1 = glparam->TO_TIME;
    //
    if ( verbose ) printf("\n Using ADC to MIP conversion file: \n %s \n",calfile.str().c_str());
    f = fopen(calfile.str().c_str(),"rb");
    if ( !f ){
      if ( verbose ) printf(" CALORIMETER - ERROR: no ADC to MIP file!\n");
      return(-105);
    };
    //
    for (Int_t m = 0; m < 2 ; m++ ){
      for (Int_t k = 0; k < 22; k++ ){
	for (Int_t l = 0; l < 96; l++ ){
	  fread(&mip[m][k][l],sizeof(mip[m][k][l]),1,f);
	  if ( debug ) printf(" %f \n",mip[m][k][l]);
	};
      };
    };
    fclose(f);
  };
  //
  if ( calopar2 || ( ttcalopar2 != 0 && ttcalopar2 < runheader ) ){
    if ( debug ) printf(" calopar2 %i ftcalopar2 %u ttcalopar2 %u runheader %u \n",calopar2,ftcalopar2,ttcalopar2,runheader);
    calopar2 = false;
    //
    // determine where I can find calorimeter alignment file  
    //
    //
    error = 0;
    error = glparam->Query_GL_PARAM(runheader,102,dbc);
    if ( error < 0 ) return(error);
    //
    aligfile.str("");
    aligfile << glparam->PATH.Data() << "/";
    aligfile << glparam->NAME.Data();
    ftcalopar2 = glparam->FROM_TIME;
    ttcalopar2 = glparam->TO_TIME;
    //
    if ( verbose ) printf("\n Using parameter file: \n %s \n",aligfile.str().c_str());
    f = fopen(aligfile.str().c_str(),"rb");
    if ( !f ){
      if ( verbose ) printf(" CALORIMETER - ERROR: no parameter file!\n");
      return(-106);
    };
    //
    if ( !mechal ){
      //
      fread(&clevel1->xalig,sizeof(clevel1->xalig),1,f);
      if ( debug ) printf(" xalig = %f \n",clevel1->xalig);
      fread(&clevel1->yalig,sizeof(clevel1->yalig),1,f);
      if ( debug ) printf(" yalig = %f \n",clevel1->yalig);
      fread(&clevel1->zalig,sizeof(clevel1->zalig),1,f);
      if ( debug ) printf(" zalig = %f \n",clevel1->zalig);
    } else {
      if ( verbose ) printf("\n Using MECHANICAL alignement parameters \n");
      //
      CaloStrip cs = CaloStrip();
      cs.UseMechanicalAlig();
      clevel1->xalig = cs.GetXalig();
      if ( debug ) printf(" xalig = %f \n",clevel1->xalig);
      clevel1->yalig = cs.GetYalig();
      if ( debug ) printf(" yalig = %f \n",clevel1->yalig);
      clevel1->zalig = cs.GetZalig();
      if ( debug ) printf(" zalig = %f \n",clevel1->zalig);
      //
      Float_t tmp = 0;
      fread(&tmp,sizeof(clevel1->xalig),1,f);
      fread(&tmp,sizeof(clevel1->yalig),1,f);
      fread(&tmp,sizeof(clevel1->zalig),1,f);
      //      clevel1->zalig = -265.82;
      //    
    };
    fread(&clevel1->emin,sizeof(clevel1->emin),1,f);  
    if ( debug ) printf(" signal threshold = %f \n",clevel1->emin);
    //
    fclose(f);
  };
  //
  // Load offline bad strip mask 
  //
  if ( calopar3 || ( ttcalopar3 != 0 && ttcalopar3 < runheader ) ){
    if ( debug ) printf(" calopar3 %i ftcalopar3 %u ttcalopar3 %u runheader %u \n",calopar3,ftcalopar3,ttcalopar3,runheader);
    calopar3 = false;
    //
    // determine where I can find calorimeter alignment file  
    //
    //
    error = 0;
    error = glparam->Query_GL_PARAM(runheader,103,dbc);
    if ( error < 0 ) return(error);
    //
    bmfile.str("");
    bmfile << glparam->PATH.Data() << "/";
    bmfile << glparam->NAME.Data();
    ftcalopar3 = glparam->FROM_TIME;
    ttcalopar3 = glparam->TO_TIME;
    //
    if ( verbose ) printf("\n Using bad strip offline mask file: \n %s \n\n",bmfile.str().c_str());
    badfile.open(bmfile.str().c_str());
    if ( !badfile ){
      if ( verbose ) printf(" CALORIMETER - ERROR: no bad strip offline mask file!\n");
      return(-115);
    };
    //
    Bool_t isdone = false;
    Int_t bad = 0;
    Int_t view = 1;
    Int_t strip = 0;
    Int_t plane = 21;
    while ( !isdone ) {
      badfile >> bad;
      obadmask[view][plane][strip] = bad;
      if ( debug && bad ) printf(" SETTING view %i plane %i strip %i  BAD = %i \n",view,plane,strip,bad);
      strip++;
      if ( strip > 95 ){
	strip = 0;
	plane--;
	if ( plane < 0 ){
	  plane = 21;
	  view--;
	};
	if ( view < 0 ) isdone = true;
      };
    };
    //
    badfile.close();
  };
  //
  delete glparam;
  dbc->Close();
  delete dbc;
  //
  return(0);
}

Int_t CaloLevel0::CalcCrossTalkCorr(GL_TABLES *glt, UInt_t runheader){
  //
  if ( ctground ) return(0);
  //
  const TString host = glt->CGetHost();
  const TString user = glt->CGetUser();
  const TString psw = glt->CGetPsw();
  TSQLServer *dbc = TSQLServer::Connect(host.Data(),user.Data(),psw.Data());
  if ( !dbc->IsConnected() ) throw -116;
  stringstream myquery;
  myquery.str("");
  myquery << "SET time_zone='+0:00'";
  dbc->Query(myquery.str().c_str());
  //
  stringstream bmfile;
  Int_t error = 0;
  ifstream badfile;
  GL_PARAM *glparam = new GL_PARAM();
  //
  // determine where I can find file with offline bad pulser mask 
  //
  error = 0;
  error = glparam->Query_GL_PARAM(runheader,105,dbc);
  if ( error < 0 ) return(error);
  //
  bmfile.str("");
  bmfile << glparam->PATH.Data() << "/";
  bmfile << glparam->NAME.Data();
  //
  if ( verbose ) printf("\n Using bad pulser offline mask file: \n %s \n\n",bmfile.str().c_str());
  badfile.open(bmfile.str().c_str());
  if ( !badfile ){
    if ( verbose ) printf(" CALORIMETER - ERROR: no bad pulser offline mask file!\n");
    return(-115);
  };
  //
  Bool_t isdone = false;
  Int_t bad = 0;
  Int_t view = 1;
  Int_t pre = 0;
  Int_t plane = 21;
  while ( !isdone ) {
    badfile >> bad;
    obadpulsemask[view][plane][pre] = bad;
    if ( debug && bad ) printf(" SETTING view %i plane %i pre %i  BAD = %i \n",view,plane,pre,bad);
    pre++;
    if ( pre > 5 ){
      pre = 0;
      plane--;
      if ( plane < 0 ){
	plane = 21;
	view--;
      };
      if ( view < 0 ) isdone = true;
    };
  };
  //
  delete glparam;
  badfile.close();
  //
  // Let's start with cross-talk correction calculation
  //
  GL_CALOPULSE_CALIB *glp = new GL_CALOPULSE_CALIB();
  Float_t adcp[2][22][96];
  Float_t adcpcal[2][22][96];
  memset(adcp , 0, 2*22*96*sizeof(Float_t));
  memset(adcpcal , 0, 2*22*96*sizeof(Float_t));
  //
  UInt_t pampli = 0;  
  for (Int_t s=0; s<4; s++){
    //
    // Save into matrix adcp the values of the highest pulse calibration (pulse amplitude = 2)
    //
    pampli = 2;
    error = 0;
    error = glp->Query_GL_CALOPULSE_CALIB(runheader,s,pampli,dbc);
    if ( error < 0 ){
      if ( verbose ) printf(" CALORIMETER - ERROR: error from GLTables\n");
      return(error);
    };
    //
    UInt_t idcalib = glp->ID_ROOT_L0;
    UInt_t fromtime = glp->FROM_TIME;
    UInt_t calibno = glp->EV_ROOT;
    //
    // determine path and name and entry of the calibration file
    //
    GL_ROOT *glroot = new GL_ROOT();  
    if ( verbose ) printf("\n");
    if ( verbose ) printf(" ** SECTION %i **\n",s);
    //
    error = 0;
    error = glroot->Query_GL_ROOT(idcalib,dbc);
    if ( error < 0 ){
      if ( verbose ) printf(" CALORIMETER - ERROR: error from GLTables\n");
      return(error);
    };
    //	
    stringstream name;
    name.str("");
    name << glroot->PATH.Data() << "/";
    name << glroot->NAME.Data();
    //
    TString fcalname = (TString)name.str().c_str();
    ifstream myfile;
    myfile.open(fcalname.Data());
    if ( !myfile ){    
      return(-107);
    };
    myfile.close();
    //
    TFile *File = new TFile(fcalname.Data());
    if ( !File ) return(-108);
    TTree *tr = (TTree*)File->Get("CalibCalPulse2");
    if ( !tr ) return(-119);
    //
    TBranch *calo = tr->GetBranch("CalibCalPulse2");
    //
    pamela::CalibCalPulse2Event *ce = 0;
    tr->SetBranchAddress("CalibCalPulse2", &ce);
    //
    Long64_t ncalibs = calo->GetEntries();
    //
    if ( !ncalibs ) return(-110); 
    //
    calo->GetEntry(calibno);
    if ( verbose ) printf(" PULSE2 using entry %u from file %s",calibno,fcalname.Data());
    //
    // retrieve calibration table
    //
    if ( ce->pstwerr[s] && ce->pperror[s] == 0 && ce->unpackError == 0 ){
      for ( Int_t d=0 ; d<11 ;d++  ){
	for ( Int_t j=0; j<96 ;j++){
	  if ( s == 2 ){
	    adcp[0][2*d+1][j] = ce->calpuls[3][d][j];
	  };
	  if ( s == 3 ){
	    adcp[0][2*d][j] = ce->calpuls[1][d][j];
	  };
	  if ( s == 0 ){
	    adcp[1][2*d][j] = ce->calpuls[0][d][j];
	  };
	  if ( s == 1 ){
	    adcp[1][2*d+1][j] = ce->calpuls[2][d][j];
	  };
	};
      };
    } else {
      if ( verbose ) printf(" CALORIMETER - ERROR: problems finding a good calibration in this file! \n\n ");
      return(-111);
    };
    //
    File->Close();
    delete glroot;
    //
    // Save into matrix adcpcal the calibrated values of the pulse calibration (subtraction of pulse amplitude = 0 relative to the pulse2 calibration used)
    //
    pampli = 0;
    error = 0;
    error = glp->Query_GL_CALOPULSE_CALIB(fromtime,s,pampli,dbc);
    if ( error < 0 ){
      if ( verbose ) printf(" CALORIMETER - ERROR: error from GLTables\n");
      return(error);
    };
    //
    idcalib = glp->ID_ROOT_L0;
    calibno = glp->EV_ROOT;
    //
    // determine path and name and entry of the calibration file
    //
    glroot = new GL_ROOT();  
    if ( verbose ) printf("\n");
    if ( verbose ) printf(" ** SECTION %i **\n",s);
    //
    error = 0;
    error = glroot->Query_GL_ROOT(idcalib,dbc);
    if ( error < 0 ){
      if ( verbose ) printf(" CALORIMETER - ERROR: error from GLTables\n");
      return(error);
    };
    //	
    name.str("");
    name << glroot->PATH.Data() << "/";
    name << glroot->NAME.Data();
    //
    fcalname = (TString)name.str().c_str();
    myfile.open(fcalname.Data());
    if ( !myfile ){    
      return(-107);
    };
    myfile.close();
    //
    TFile *File1 = new TFile(fcalname.Data());
    if ( !File1 ) return(-108);
    TTree *tr1 = (TTree*)File1->Get("CalibCalPulse1");
    if ( !tr1 ) return(-120);
    //
    TBranch *calo1 = tr1->GetBranch("CalibCalPulse1");
    //
    pamela::CalibCalPulse1Event *ce1 = 0;
    tr1->SetBranchAddress("CalibCalPulse1", &ce1);
    //
    ncalibs = calo1->GetEntries();
    //
    if ( !ncalibs ) return(-110); 
    //
    calo1->GetEntry(calibno);
    if ( verbose ) printf(" PULSE1 using entry %u from file %s",calibno,fcalname.Data());
    //
    // retrieve calibration table
    //
    if ( ce1->pstwerr[s] && ce1->pperror[s] == 0 && ce1->unpackError == 0 ){
      for ( Int_t d=0 ; d<11 ;d++  ){
	for ( Int_t j=0; j<96 ;j++){
	  if ( s == 2 ){
	    adcpcal[0][2*d+1][j] = adcp[0][2*d+1][j] - ce1->calpuls[3][d][j];
	  };
	  if ( s == 3 ){
	    adcpcal[0][2*d][j] = adcp[0][2*d][j] - ce1->calpuls[1][d][j];
	  };
	  if ( s == 0 ){
	    adcpcal[1][2*d][j] = adcp[1][2*d][j] - ce1->calpuls[0][d][j];
	  };
	  if ( s == 1 ){
	    adcpcal[1][2*d+1][j] = adcp[1][2*d+1][j] - ce1->calpuls[2][d][j];
	  };
	};
      };
    } else {
      if ( verbose ) printf(" CALORIMETER - ERROR: problems finding a good calibration in this file! \n\n ");
      return(-111);
    };
    //
    File1->Close();
    //
    delete glroot;
    //
  };// loop on the four sections
  //
  //
  delete glp;
  dbc->Close();
  delete dbc;
  //
  // Ok, now we can try to calculate the cross-talk correction for each pre-amplifier
  //
  for ( Int_t v=0; v<2; v++){
    if ( debug ) printf(" \n\n NEW VIEW \n");
    for ( Int_t p=0; p<22; p++){
      for ( Int_t npre=0; npre<6; npre++){
	ctprecor[v][p][npre] = 1000.;
	ctneigcor[v][p][npre] = 1000.;
	Int_t str0=npre*16;
	Int_t str16= -1 + (1+npre)*16;
	//
	UInt_t neigc = 0;
	UInt_t farc = 0;
	UInt_t pulsc = 0;
	Float_t sigpulsed = 0.;
	Float_t neigbase = 0.;
	Float_t farbase = 0.;
	//
	// Loop over the strip of the pre and sum all signal far away from pulsed strip, signal in the neighbour(s) strip(s) and save the pulsed signal
	// moreover count the number of strips in each case
	//
	for (Int_t s=str0; s<=str16; s++){
	  if ( adcpcal[v][p][s] > 10000.){
	    sigpulsed = adcpcal[v][p][s];
	    pulsc++;
	    if ( s > str0 ){
	      neigbase += adcpcal[v][p][s-1];
	      neigc++;
	      farbase -= adcpcal[v][p][s-1];
	      farc--;
	    };
	    if ( s < str16 ){
	      neigbase += adcpcal[v][p][s+1];
	      neigc++;
	      farbase -= adcpcal[v][p][s+1];
	      farc--;
	    };
	  } else {
	    farc++;
	    farbase += adcpcal[v][p][s];
	  };
	};
	//
	// Now calculate the corrections
	//
	Float_t avefarbase = 0.;
	if ( farc ) avefarbase = farbase/(Float_t)farc;
	Float_t aveneigbase = 0.;
	if ( neigc ) aveneigbase = neigbase/(Float_t)neigc;
	//
	if ( pulsc == 1 && farc && neigc ){
	  ctprecor[v][p][npre] = -avefarbase/(sigpulsed+fabs(avefarbase));
	  ctneigcor[v][p][npre] = fabs(aveneigbase-avefarbase)/(sigpulsed+fabs(avefarbase));	  
	  if ( debug ) printf(" Cross-talk correction View %i Plane %i Pre %i : pre-correction: %f neighbour strips correction %f \n",v,p,npre,ctprecor[v][p][npre],ctneigcor[v][p][npre]);
	} else {
	  //
	  // did not find the pulsed strip or more than one pulsed strip found!
	  //
	  if ( debug ) printf(" Problems finding the cross-talk corrections: \n View %i Plane %i Pre %i number of pulsed strip %i \n Average faraway baseline %f number of strips %i Average neighbour baseline %f number of neighbour strips %i \n",v,p,npre,pulsc,avefarbase,farc,aveneigbase,neigc);
	//
	};
      };
      if ( debug ) printf(" \n ==================== \n");
    };
  };
  //
  // Check the calculated corrections
  //
  Int_t opre=0;
  Int_t ppre=0;
  Bool_t found = false;
  for ( Int_t v=0; v<2; v++){
    for ( Int_t p=0; p<22; p++){
      for ( Int_t npre=0; npre<6; npre++){
	if ( ctprecor[v][p][npre] == 1000. || ctneigcor[v][p][npre] == 1000. || obadpulsemask[v][p][npre] != 0 ){
	  if ( debug ) printf(" Cross-talk correction CHANGED for view %i Plane %i Pre %i\n    BEFORE: pre-correction: %f neighbour strips correction %f \n",v,p,npre,ctprecor[v][p][npre],ctneigcor[v][p][npre]);
	  if ( npre%2 ){
	    opre = npre-1;
	  } else {
	    opre = npre+1;	    
	  };
	  if ( ctprecor[v][p][opre] == 1000. || ctneigcor[v][p][opre] == 1000. || obadpulsemask[v][p][opre] != 0 ){
	    ppre=0;
	    found = false;
	    while ( ppre < 6 ){
	      if ( ctprecor[v][p][ppre] != 1000. && ctneigcor[v][p][ppre] != 1000. && !obadpulsemask[v][p][ppre] ){
		found = true;
		ctprecor[v][p][npre] = ctprecor[v][p][ppre];
		ctneigcor[v][p][npre] = ctneigcor[v][p][ppre];
		break;
	      };
	      ppre++;
	    };
	    if ( !found ){
	      if ( verbose ) printf(" WARNING: cannot find a good cross-talk correction for view %i plane %i pre %i \n Setting to default values 0.002 0.002\n",v,p,npre);
	      ctprecor[v][p][npre] = 0.002;
	      ctneigcor[v][p][npre] = 0.002;
	    };
	  } else {
	    ctprecor[v][p][npre] = ctprecor[v][p][opre];
	    ctneigcor[v][p][npre] = ctneigcor[v][p][opre];
	  };
	  if ( debug ) printf("    AFTER: pre-correction: %f neighbour strips correction %f \n",ctprecor[v][p][npre],ctneigcor[v][p][npre]);
	};
      };
    };
  };
  //
  return(0);
}

void CaloLevel0::FindBaseRaw(Int_t l, Int_t m, Int_t pre){
    Float_t minstrip = 100000.;
    Float_t rms = 0.;
    base[l][m][pre] = 0.;
    for (Int_t e = pre*16; e < (pre+1)*16 ; e++){
	if ( calgood[l][m][e] == 0. && obadmask[l][m][e] == 0 &&  dexy[l][m][e]-calped[l][m][e] < minstrip &&  dexy[l][m][e] > 0.) {
	    minstrip = dexy[l][m][e]-calped[l][m][e];
	    rms = calthr[l][m][pre];
	};
    };
    if ( minstrip != 100000. ) {
	Float_t strip6s = 0.;
	for (Int_t e = pre*16; e < (pre+1)*16 ; e++){
	    if ( (dexy[l][m][e]-calped[l][m][e]) >= minstrip && (dexy[l][m][e]-calped[l][m][e]) <= (minstrip+rms) ) {
		strip6s += 1.;
		base[l][m][pre] += (dexy[l][m][e] - calped[l][m][e]);
	    };
	    //
	    //  compression
	    //
	    if ( abs((int)(dexy[l][m][e]-calped[l][m][e])) <= (minstrip+rms) ) {
		dexyc[l][m][e] = 0.;
	    } else {
		dexyc[l][m][e] = dexy[l][m][e];
	    };
	};
	if ( strip6s >= 9. ){	    
	    Double_t arro = base[l][m][pre]/strip6s;
	    Float_t deci = 1000.*((float)arro - float(int(arro)));		      
	    if ( deci < 500. ) {
		arro = double(int(arro));
	    } else {
		arro = 1. + double(int(arro));
	    };
	    base[l][m][pre] = arro;
	} else {
	    base[l][m][pre] = 31000.;
	    for (Int_t e = pre*16; e < (pre+1)*16 ; e++){
		dexyc[l][m][e] = dexy[l][m][e];
	    };
	};
    } else {
	base[l][m][pre] = 31000.;
    };
}

Int_t CaloLevel0::Calibrate(Int_t ei){
  //
  // get entry ei
  //
  l0calo->GetEntry(ei);
  //
  // if it was not a selftrigger event, could it ever been a selftrigger event? if so trigty = 3.
  //
  clevel2->nsatstrip = 0.;
  Int_t val = 0;
  Int_t del = 1100;
  for (Int_t sec = 0; sec < 4; sec++){
    for (Int_t dsec = 0; dsec < 7; dsec++){
      val = (Int_t)de->calselftrig[sec][dsec];
      del = delay(val);
      clevel2->selfdelay[sec][dsec] = del;
    };
  };
  val = 0;
  del = 1100;
  if ( clevel2->trigty != 2. ){
    Bool_t ck = false;
    for (Int_t sec = 0; sec < 4; sec++){
      val = (Int_t)de->calselftrig[sec][6];
      del = delay(val);
      if ( del < 1100 ){
	clevel2->wartrig = 0.;      
	clevel2->trigty = 3.;
	ck = true;
	break;
      };
    };
    if ( !ck ) clevel2->wartrig = 100.;      
  } else {
    Bool_t ck = false;
    for (Int_t sec = 0; sec < 4; sec++){
      val = (Int_t)de->calselftrig[sec][6];
      del = delay(val);
      if ( del < 1100 ){
	clevel2->wartrig = 0.;      
	ck = true;
      };
    };
    if ( !ck ) clevel2->wartrig = 100.;      
  };
  //
  Int_t se = 5;
  Int_t done = 0;
  Int_t pre = -1; 
  Bool_t isCOMP = false;
  Bool_t isFULL = false;
  Bool_t isRAW = false;
  Float_t ener;
  Int_t doneb = 0;
  Int_t donec = 0;
  Int_t ck = 0;
  Int_t ipre = 0;
  Int_t ip[3] = {0};
  Float_t base0, base1, base2;
  base0 = 0.;
  base1 = 0.;
  base2 = 0.;
  Float_t qpre[6] = {0.,0.,0.,0.,0.,0.};
  Float_t ene[96];
  Int_t chdone[4] = {0,0,0,0};
  Int_t pe = 0;
  //
  Float_t ener0 = 0.;
  Float_t cbase0 = 0.;
  Bool_t pproblem = false;
  //
  Float_t tim = 0.;
  Int_t plo = 0;
  Int_t fbi = 0;
  Int_t cle = 0;
  //
  // run over views and planes
  //
  for (Int_t l = 0; l < 2; l++){
    for (Int_t m = 0; m < 22; m++){
      //
      // determine the section number   
      //
      se = 5;
      if (l == 0 && m%2 == 0) se = 3; 
      if (l == 0 && m%2 != 0) se = 2;
      if (l == 1 && m%2 != 0) se = 1;
      if (l == 1 && m%2 == 0) se = 0;		
      //
      // determine what kind of event we are going to analyze
      //
      isCOMP = false;
      isFULL = false;
      isRAW = false;
      if ( de->stwerr[se] & (1 << 16) ) isCOMP = true; 
      if ( de->stwerr[se] & (1 << 17) ) isFULL = true; 
      if ( de->stwerr[se] & (1 << 3) ) isRAW = true; 
      if ( !chdone[se] ){
	//
	// check for any error in the event
	//
	clevel2->crc[se] = 0;
	if ( de->perror[se] == 132 ){
	  clevel2->crc[se] = 1;
	  pe++;
	};
	clevel2->perr[se] = 0;
	if ( de->perror[se] != 0 ){
	  clevel2->perr[se] = 1;
	  pe++;
	};
	clevel2->swerr[se] = 0;
	for (Int_t j = 0; j < 7 ; j++){
	  if ( (j != 3) && (de->stwerr[se] & (1 << j)) ){
	    clevel2->swerr[se] = 1; 
	    pe++;
	  };
	};	    
	chdone[se] = 1;
      };
      if ( clevel2->crc[se] == 0 && (clevel1->good2 == 1 || clevel2->trigty >= 2) ){
	pre = -1; 
	//
	for (Int_t nn = 0; nn < 96; nn++){		    
	  ene[nn] = 0.;
	  dexy[l][m][nn] = de->dexy[l][m][nn] ; 
	  dexyc[l][m][nn] = de->dexyc[l][m][nn] ; 
	};
	//
	// run over preamplifiers
	//
	pre = -1;
	cbase0 = 0.;
	for (Int_t i = 0; i < 3; i++){
	  for (Int_t j = 0; j < 2; j++){
	    pre = j + i*2;
	    // 
	    // baseline check and calculation
	    //
	    if ( !isRAW ) {
	      base[l][m][pre] = de->base[l][m][pre] ;   
	      cbase0 += base[l][m][pre];
	    } else {
	      //
	      // if it is a raw event and we haven't checked 
	      // yet, calculate the baseline. 
	      //
	      FindBaseRaw(l,m,pre);
	      cbase0 += base[l][m][pre];
	    };
	  };
	};
	//
	// run over strips
	//
	pre = -1;
	ener0 = 0.;
	for (Int_t i = 0 ; i < 3 ; i++){
	  ip[i] = 0;
	  for (Int_t n = i*32 ; n < (i+1)*32 ; n++){		    
	    if (n%16 == 0) {
	      ck = 0;
	      done = 0;
	      doneb = 0;
	      donec = 0;
	      pre++;
	      qpre[pre] = 0.;
	    };
	    // 
	    // baseline check and calculation
	    //
	    // no suitable new baseline, use old ones!
	    //
	    if ( !done ){
	      if ( (base[l][m][pre] == 31000. || base[l][m][pre] == 0.) ){
		ck = 1;
		if (pre%2 == 0) {
		  ip[i] = pre + 1;
		} else { 
		  ip[i] = pre - 1;
		};
		if ( (base[l][m][ip[i]] == 31000. || base[l][m][ip[i]] == 0. || !crosst ) ){
		  //
		  ck = 2;
		  if ( sbase[l][m][pre] == 31000. || sbase[l][m][pre] == 0. ) {
		    ck = 3;
		  };
		};
		done = 1;
	      };
	    };			
	    //
	    // CALIBRATION ALGORITHM
	    // 
	    if ( !doneb ){
	      if ( debug ) printf(" ck is %i \n",ck);
	      switch (ck) {
	      case 0: 
		base0 = base[l][m][pre];
		base2 = calbase[l][m][pre];
		if ( debug ) printf(" base0 = base l m pre = %f base2 = calbase l m pre = %f \n",base[l][m][pre],calbase[l][m][pre]);
		break;
	      case 1: 
		base0 = base[l][m][ip[i]];
		base2 = calbase[l][m][ip[i]];
		if ( debug ) printf(" base0 = base l m ip(i) = %f base2 = calbase l m ip(i) = %f \n",base[l][m][ip[i]],calbase[l][m][ip[i]]);
		break;
	      case 2: 
		base0 = sbase[l][m][pre];
		base2 = calbase[l][m][pre];	
		if ( debug ) printf(" base0 = sbase l m pre = %f base2 = calbase l m pre = %f \n",sbase[l][m][pre],calbase[l][m][pre]);
		break;
	      case 3: 
		base0 = calbase[l][m][pre];
		base2 = calbase[l][m][pre];
		if ( debug ) printf(" base0 = calbase l m pre = %f base2 = calbase l m pre = %f \n",calbase[l][m][pre],calbase[l][m][pre]);
		break;
	      };
	      base1 = calbase[l][m][pre];
	      doneb = 1;
	    };
	    ener = dexyc[l][m][n];
	    ener0 += ener;
	    clevel1->estrip[n][m][l] = 0.;
	    if ( base0>0 && base0 < 30000. ){
	      //	      if ( !donec && (base0 - base1 + base2) != 0. ){
	      //		sbase[l][m][pre] = base0 - base1 + base2;
	      if ( !donec && (base0 + base1 - base2) != 0. ){
		sbase[l][m][pre] = base0 + base1 - base2;
		donec = 1;
	      };
	      if ( ener > 0. ){
		clevel1->estrip[n][m][l] = (ener - calped[l][m][n] - base0 - base1 + base2)/mip[l][m][n] ;
		//
		// OK, now in estrip we have the energy deposit in MIP of all the strips for this event (at the end of loops of course)
		//
		qpre[pre] += clevel1->estrip[n][m][l];
		//
		//
	      };
	    };
	  };
	  if ( crosst ){
	    if (ck == 1){
	      if (ip[i]%2 == 0) {
		ipre = ip[i] + 1;
	      } else {
		ipre = ip[i] - 1;
	      };
	      for (Int_t j = ipre*16 ; j < (ipre+1)*16 ; j++){
		if ( !ctground ){
		  clevel1->estrip[j][m][l] += (qpre[ipre] - qpre[ip[i]]) * ctprecor[l][m][ipre];
		} else {
		  clevel1->estrip[j][m][l] += (qpre[ipre] - qpre[ip[i]]) * 0.00478;
		};
	      };
	    };
	    if (ck == 2){
	      for (Int_t j = i*32 ; j < (i+1)*32 ; j++){
		ipre = j/16 + 1;
		if ( !ctground ){
		  clevel1->estrip[j][m][l] +=  qpre[ipre] * ctprecor[l][m][ipre];
		} else {
		  clevel1->estrip[j][m][l] +=  qpre[ipre] * 0.00478;
		};
	      };
	    };
	  };
	};
	//
	if ( ener0 == 0. && cbase0 == 0. && !pproblem && clevel2->perr[se] == 0){
	  if ( verbose ) printf(" L0 entry %i : calorimeter power problems! event marked as bad perr %f swerr %X view %i plane %i \n",ei,de->perror[se],de->stwerr[se],l,m);
	  pproblem = true;
	  pe++;
	};
	//
	Int_t j4 = -4;
	Int_t jjj = -3;
	Int_t jj = -2;
	Int_t jjpre = -1;
	Int_t jjjpre = -1;
	for (Int_t j = 0 ; j < 100 ; j++){	  
	  jj++;
	  jjj++;
	  j4++;
	  if ( j < 96 ) ene[j] = clevel1->estrip[j][m][l];
	  if ( crosst ){
	    if ( jj >= 0 && jj < 96 ){
	      if ( !ctground ){
		if ( jj%16 == 0 ) jjpre++; 	      
		if ( jj != 0 && jj != 32 && jj != 64 ) ene[jj-1] += -clevel1->estrip[jj][m][l] * ctneigcor[l][m][jjpre];
		if ( jj != 31 && jj != 63 && jj != 95 ) ene[jj+1] += -clevel1->estrip[jj][m][l] * ctneigcor[l][m][jjpre];			
	      } else {
		if ( jj != 0 && jj != 32 && jj != 64 ) ene[jj-1] += -clevel1->estrip[jj][m][l] * 0.01581;
		if ( jj != 31 && jj != 63 && jj != 95 ) ene[jj+1] += -clevel1->estrip[jj][m][l] * 0.01581;			
	      };
	    };
	    if ( jjj >= 0 && jjj < 96 ){
	      if ( !ctground ){
		if ( jjj%16 == 0 ) jjjpre++; 	      
		if ( jjj != 0 && jjj != 32 && jjj != 64 ) clevel1->estrip[jjj-1][m][l] +=  -ene[jjj] * ctneigcor[l][m][jjjpre];
		if ( jjj != 31 && jjj != 63 && jjj != 95 ) clevel1->estrip[jjj+1][m][l] +=  -ene[jjj] * ctneigcor[l][m][jjjpre];
	      } else {
		if ( jjj != 0 && jjj != 32 && jjj != 64 ) clevel1->estrip[jjj-1][m][l] +=  -ene[jjj] * 0.01581;
		if ( jjj != 31 && jjj != 63 && jjj != 95 ) clevel1->estrip[jjj+1][m][l] +=  -ene[jjj] * 0.01581;
	      };
	    };
	  };
	  if ( j4 >= 0 && j4 < 96 ){
	    //
	    // NOTICE: THE FOLLOWING LINE EXCLUDE ALL STRIPS FOR WHICH THE RMS*4 IS GREATER THAN 26 !!! <=============== IMPORTANT! =================>
	    //
	    if ( obadmask[l][m][j4] == 1 || clevel1->estrip[j4][m][l] <= clevel1->emin || calrms[l][m][j4] > 26 ){
	      clevel1->estrip[j4][m][l] = 0.;
	    };
            //
	    // code and save the energy for each strip in svstrip
	    //
	    if ( clevel1->estrip[j4][m][l] > clevel1->emin ){
	      //
              Float_t savel1 = clevel1->estrip[j4][m][l];
	      if ( dexyc[l][m][j4] == 32767. ){
		savel1 += 5000.; 
		clevel2->nsatstrip += 1.;
	      };
	      //
	      tim = 100000.;
	      plo = m;
	      fbi = 0;
	      if ( savel1 > 0.99995 ){
		tim = 10000.;
		plo = m;
		fbi = 1;
	      };
	      if ( savel1 > 9.9995 ){
		tim = 1000.;
		plo = 22 + m;
		fbi = 1;
	      };
	      if ( savel1 > 99.995 ){
		tim = 100.;
		plo = 22 + m;
		fbi = 0;
	      };
	      if ( savel1 > 999.95 ){
		tim = 10.;
		plo = 44 + m;
		fbi = 0;
	      };
	      if ( savel1 > 9999.5 ){
		tim = 1.;
		plo = 66 + m;
		fbi = 0;
	      };
	      //
	      cle = (Int_t)lroundf(tim*savel1); 
	      //
	      if ( l == 0 ){
		//
		// +-PPSSmmmm.mmmm
		//
		svstrip[istrip] = fbi*1000000000 + plo*10000000 + j4*100000 + cle;
	      } else {
		svstrip[istrip] = -(fbi*1000000000 + plo*10000000 + j4*100000 + cle);
	      };
	      //
	      //	      if ( ei >= -770 ) printf(" j %i l %i m %i estrip %f \n",j4,l,m,clevel1->estrip[j4][m][l]);
	      //	      if ( ei >= -770 ) printf(" num lim %i fbi %i tim %f plo %i cle %i \n",numeric_limits<Int_t>::max(),fbi,tim,plo,cle);
	      //	      if ( ei >= -770 ) printf(" svstrip %i \n",svstrip[istrip]);
	      //
	      istrip++;
	    };
	  };
	};
	//
      } else {
	for (Int_t nn = 0; nn < 96; nn++){		    
	  clevel1->estrip[nn][m][l] = 0.; 
	};
      };
    };
  };
  if ( !pe  ){
    clevel2->good = 1;
  } else {
    clevel2->good = 0;
  };
  return(0);
}

void CaloLevel0::GetTrkVar(){
  calol2tr();
}

void CaloLevel0::FillTrkVar(CaloLevel2 *ca, Int_t nutrk){
  //
  CaloTrkVar *t_ca = new CaloTrkVar();
  //
  t_ca->trkseqno = trkseqno; 
  t_ca->ncore = (Int_t)clevel2->ncore; 
  t_ca->qcore = clevel2->qcore;
  t_ca->noint = (Int_t)clevel2->noint;
  t_ca->ncyl = (Int_t)clevel2->ncyl;
  t_ca->qcyl = clevel2->qcyl;
  t_ca->qtrack = clevel2->qtrack;
  t_ca->qtrackx = clevel2->qtrackx;
  t_ca->qtracky = clevel2->qtracky;
  t_ca->dxtrack = clevel2->dxtrack;
  t_ca->dytrack = clevel2->dytrack;
  t_ca->qlast = clevel2->qlast;
  t_ca->nlast = (Int_t)clevel2->nlast;
  t_ca->qpre = clevel2->qpre;
  t_ca->npre = (Int_t)clevel2->npre;
  t_ca->qpresh = clevel2->qpresh;
  t_ca->npresh = (Int_t)clevel2->npresh;
  t_ca->qtr = clevel2->qtr;
  t_ca->ntr = (Int_t)clevel2->ntr;
  t_ca->planetot = (Int_t)clevel2->planetot;
  t_ca->qmean = clevel2->qmean;
  t_ca->dX0l = clevel2->dX0l;
  t_ca->qlow = clevel2->qlow;
  t_ca->nlow = (Int_t)clevel2->nlow;
  //
  if ( trkseqno == -1 ){
    //    ca->impx = clevel2->impx;
    //    ca->impy = clevel2->impy;
    ca->tanx[1] = clevel2->tanx;
    ca->tany[1] = clevel2->tany;
    ca->elen = clevel2->elen;
    ca->selen = clevel2->selen;
    //    memcpy(ca->cibar,clevel2->cibar,sizeof(clevel2->cibar));
    //    memcpy(ca->cbar,clevel2->cbar,sizeof(clevel2->cbar));
    memcpy(t_ca->tibar,clevel2->cibar,sizeof(clevel2->cibar));
    memcpy(t_ca->tbar,clevel2->cbar,sizeof(clevel2->cbar));
    memcpy(ca->planemax,clevel2->planemax,sizeof(clevel2->planemax));
    memcpy(ca->selfdelay,clevel2->selfdelay,sizeof(clevel2->selfdelay));
    ca->varcfit[2] = clevel2->varcfit[0];
    ca->varcfit[3] = clevel2->varcfit[1];
    ca->npcfit[2] = clevel2->npcfit[0];
    ca->npcfit[3] = clevel2->npcfit[1];    
    //    memcpy(ca->varcfit,clevel2->varcfit,sizeof(clevel2->varcfit));
    //    memcpy(ca->npcfit,clevel2->npcfit,sizeof(clevel2->npcfit));
  } else {
    memcpy(t_ca->tibar,clevel2->tibar,sizeof(clevel2->tibar));
    memcpy(t_ca->tbar,clevel2->tbar,sizeof(clevel2->tbar));
  };
  //
  // 
  if ( !(ca->CaloTrk) ) ca->CaloTrk = new TClonesArray("CaloTrkVar",1); //ELENA
  TClonesArray &t = *ca->CaloTrk;
  new(t[nutrk]) CaloTrkVar(*t_ca);
  //
  delete t_ca;
  //
  ClearTrkVar();
}

void CaloLevel0::GetCommonVar(){
  calol2cm();
}

void CaloLevel0::FillCommonVar(CaloLevel1 *c1, CaloLevel2 *ca){
  //
  ca->good = clevel2->good;
  if ( clevel2->trigty == 2. ){
    ca->selftrigger = 1;
  } else {
    ca->selftrigger = 0;
  };
  //
  ca->selftrigger += (Int_t)clevel2->wartrig;
  //
  memcpy(ca->perr,clevel2->perr,sizeof(clevel2->perr));
  memcpy(ca->swerr,clevel2->swerr,sizeof(clevel2->swerr));
  memcpy(ca->crc,clevel2->crc,sizeof(clevel2->crc));
  ca->nstrip = (Int_t)clevel2->nstrip;
  ca->nsatstrip = (Int_t)clevel2->nsatstrip;
  ca->qtot = clevel2->qtot;
  //  ca->impx = clevel2->impx;
  //  ca->impy = clevel2->impy;
  ca->tanx[0] = clevel2->tanx;
  ca->tany[0] = clevel2->tany;
  ca->nx22 = (Int_t)clevel2->nx22;
  ca->qx22 = clevel2->qx22;
  ca->qmax = clevel2->qmax;
  ca->elen = clevel2->elen;
  ca->selen = clevel2->selen;
  memcpy(ca->qq,clevel2->qq,sizeof(clevel2->qq));
  memcpy(ca->planemax,clevel2->planemax,sizeof(clevel2->planemax));
  memcpy(ca->selfdelay,clevel2->selfdelay,sizeof(clevel2->selfdelay));
  ca->varcfit[0] = clevel2->varcfit[0];
  ca->varcfit[1] = clevel2->varcfit[1];
  ca->npcfit[0] = clevel2->npcfit[0];
  ca->npcfit[1] = clevel2->npcfit[1]; 
  ca->fitmode[0] = clevel2->fmode[0];
  ca->fitmode[1] = clevel2->fmode[1];
  //  memcpy(ca->varcfit,clevel2->varcfit,sizeof(clevel2->varcfit));
  //  memcpy(ca->npcfit,clevel2->npcfit,sizeof(clevel2->npcfit));
  memcpy(ca->cibar,clevel2->cibar,sizeof(clevel2->cibar));
  memcpy(ca->cbar,clevel2->cbar,sizeof(clevel2->cbar));
  //
  if ( c1 ){
    c1->istrip = istrip;
    c1->estrip = TArrayI(istrip,svstrip);
  };
  //
}

void CaloLevel0::ClearStructs(){
  ClearTrkVar();
  ClearCommonVar();
}

void CaloLevel0::RunClose(){
  l0tr->Delete();
  ClearStructs();
  //
  memset(dexy, 0, 2*22*96*sizeof(Float_t));
  memset(dexyc, 0, 2*22*96*sizeof(Float_t));
  memset(base, 0, 2*22*6*sizeof(Float_t));
  memset(sbase, 0, 2*22*6*sizeof(Float_t));
  memset(ctprecor, 0, 2*22*6*sizeof(Float_t));
  memset(ctneigcor, 0, 2*22*6*sizeof(Float_t));
  //
}

//
// Private methods
//

void CaloLevel0::ClearTrkVar(){
  clevel2->ncore = 0; 
  clevel2->qcore = 0.;
  clevel2->noint = 0.;
  clevel2->ncyl = 0.;
  clevel2->qcyl = 0.;
  clevel2->qtrack = 0.;
  clevel2->qtrackx = 0.;
  clevel2->qtracky = 0.;
  clevel2->dxtrack = 0.;
  clevel2->dytrack = 0.;
  clevel2->qlast = 0.;
  clevel2->nlast = 0.;
  clevel2->qpre = 0.;
  clevel2->npre = 0.;
  clevel2->qpresh = 0.;
  clevel2->npresh = 0.;
  clevel2->qlow = 0.;
  clevel2->nlow = 0.;
  clevel2->qtr = 0.;
  clevel2->ntr = 0.;
  clevel2->planetot = 0.;
  clevel2->qmean = 0.;
  clevel2->dX0l = 0.;
  clevel2->elen = 0.;
  clevel2->selen = 0.;
  memset(clevel1->al_p, 0, 5*2*sizeof(Double_t));
  memset(clevel2->tibar, 0, 2*22*sizeof(Int_t));
  memset(clevel2->tbar, 0, 2*22*sizeof(Float_t));
}

void CaloLevel0::ClearCommonVar(){
  istrip = 0;
  clevel2->trigty = -1.;
  clevel2->wartrig = 0.;
  clevel2->good = 0;
  clevel2->nstrip = 0.;
  clevel2->nsatstrip = 0.;
  clevel2->qtot = 0.;
  //  clevel2->impx = 0.;
  //  clevel2->impy = 0.;
  clevel2->tanx = 0.; // this is correct since it refers to the fortran structure
  clevel2->tany = 0.; // this is correct since it refers to the fortran structure
  clevel2->qmax = 0.;
  clevel2->nx22 = 0.;
  clevel2->qx22 = 0.;
  memset(clevel2->perr, 0, 4*sizeof(Int_t));
  memset(clevel2->swerr, 0, 4*sizeof(Int_t));
  memset(clevel2->crc, 0, 4*sizeof(Int_t));
  memset(clevel2->qq, 0, 4*sizeof(Int_t));
  memset(clevel2->varcfit, 0, 4*sizeof(Float_t));
  memset(clevel2->npcfit, 0, 4*sizeof(Int_t));
  memset(clevel2->planemax, 0, 2*sizeof(Int_t));
  memset(clevel2->selfdelay, 0, 4*7*sizeof(Int_t));
  memset(clevel2->fmode, 0, 2*sizeof(Int_t));
  memset(clevel2->cibar, 0, 2*22*sizeof(Int_t));
  memset(clevel2->cbar, 0, 2*22*sizeof(Float_t));
}

void CaloLevel0::ClearCalibVals(Int_t s){
  //
  for ( Int_t d=0 ; d<11 ;d++  ){
    Int_t pre = -1;
    for ( Int_t j=0; j<96 ;j++){
      if ( j%16 == 0 ) pre++;
      if ( s == 2 ){
	calped[0][2*d+1][j] = 0.;
	cstwerr[3] = 0.;
	cperror[3] = 0.;
	calgood[0][2*d+1][j] = 0.;
	calthr[0][2*d+1][pre] = 0.;
	calrms[0][2*d+1][j] = 0.;
	calbase[0][2*d+1][pre] = 0.;
	calvar[0][2*d+1][pre] = 0.;
      };
      if ( s == 3 ){
	calped[0][2*d][j] = 0.;
	cstwerr[1] = 0.;
	cperror[1] = 0.;
	calgood[0][2*d][j] = 0.;
	calthr[0][2*d][pre] = 0.;
	calrms[0][2*d][j] = 0.;
	calbase[0][2*d][pre] = 0.;
	calvar[0][2*d][pre] = 0.;
      };
      if ( s == 0 ){
	calped[1][2*d][j] = 0.;
	cstwerr[0] = 0.;
	cperror[0] = 0.;
	calgood[1][2*d][j] = 0.;
	calthr[1][2*d][pre] = 0.;
	calrms[1][2*d][j] = 0.;
	calbase[1][2*d][pre] = 0.;
	calvar[1][2*d][pre] = 0.;
      };
      if ( s == 1 ){
	calped[1][2*d+1][j] = 0.;
	cstwerr[2] = 0.;
	cperror[2] = 0.;
	calgood[1][2*d+1][j] = 0.;
	calthr[1][2*d+1][pre] = 0.;
	calrms[1][2*d+1][j] = 0.;
	calbase[1][2*d+1][pre] = 0.;
	calvar[1][2*d+1][pre] = 0.;
      };
    };
  };
  return;
}

Int_t CaloLevel0::Update(GL_TABLES *glt, UInt_t atime, Int_t s){
  //
  const TString host = glt->CGetHost();
  const TString user = glt->CGetUser();
  const TString psw = glt->CGetPsw();
  TSQLServer *dbc = TSQLServer::Connect(host.Data(),user.Data(),psw.Data());
  if ( !dbc->IsConnected() ) throw -116;
  stringstream myquery;
  myquery.str("");
  myquery << "SET time_zone='+0:00'";
  dbc->Query(myquery.str().c_str());
  Int_t sgnl = 0;
  //
  GL_CALO_CALIB *glcalo = new GL_CALO_CALIB();
  //
  sgnl = 0;
  //
  idcalib[s] = 0;
  fromtime[s] = 0;
  totime[s] = 0;
  calibno[s] = 0;
  ClearCalibVals(s);
  //
  UInt_t uptime = 0;
  //
  sgnl = glcalo->Query_GL_CALO_CALIB(atime,uptime,s,dbc);
  if ( sgnl < 0 ){
    if ( verbose ) printf(" CALORIMETER - ERROR: error from GLTables\n");
    return(sgnl);
  };
  //  
  idcalib[s] = glcalo->ID_ROOT_L0;
  fromtime[s] = glcalo->FROM_TIME;
  if ( glcalo->TO_TIME < atime ){ // calibration is corrupted and we are using the one that preceed the good one
    totime[s] = uptime;
  } else {
    totime[s] = glcalo->TO_TIME;
  };
  //  totime[s] = glcalo->TO_TIME;
  calibno[s] = glcalo->EV_ROOT;
  //
  if ( totime[s] == 0 ){
    if ( verbose ) printf(" CALORIMETER - WARNING: data with no associated calibration\n");
    ClearCalibVals(s);
    sgnl = 100;      
  };
  //
  // determine path and name and entry of the calibration file
  //
  GL_ROOT *glroot = new GL_ROOT();  
  if ( verbose ) printf("\n");
  if ( verbose ) printf(" ** SECTION %i **\n",s);
  //
  sgnl = glroot->Query_GL_ROOT(idcalib[s],dbc);
  if ( sgnl < 0 ){
    if ( verbose ) printf(" CALORIMETER - ERROR: error from GLTables\n");
    return(sgnl);
  };
  //	
  stringstream name;
  name.str("");
  name << glroot->PATH.Data() << "/";
  name << glroot->NAME.Data();
  //
  fcalname[s] = (TString)name.str().c_str();
  if ( verbose ) printf(" - event at time %u. From time %u to time %u \n   use file %s \n   calibration at entry %i \n\n",atime,fromtime[s],totime[s],fcalname[s].Data(),calibno[s]);
  //
  sgnl = LoadCalib(s);
  //
  if ( sgnl != 0 ) return(sgnl);
  delete glcalo;
  delete glroot;
  //
  return(0);
  //
}

Int_t CaloLevel0::LoadCalib(Int_t s){
  //
  ifstream myfile;
  myfile.open(fcalname[s].Data());
  if ( !myfile ){    
    return(-107);
  };
  myfile.close();
  //
  TFile *File = new TFile(fcalname[s].Data());
  if ( !File ) return(-108);
  TTree *tr = (TTree*)File->Get("CalibCalPed");
  if ( !tr ) return(-109);
  //
  TBranch *calo = tr->GetBranch("CalibCalPed");
  //
  pamela::CalibCalPedEvent *ce = 0;
  tr->SetBranchAddress("CalibCalPed", &ce);
  //
  Long64_t ncalibs = calo->GetEntries();
  //
  if ( !ncalibs ) return(-110); 
  //
  calo->GetEntry(calibno[s]);
  //
  if (ce->cstwerr[s] != 0 && ce->cperror[s] == 0 ) {
    for ( Int_t d=0 ; d<11 ;d++  ){
      Int_t pre = -1;
      for ( Int_t j=0; j<96 ;j++){
	if ( j%16 == 0 ) pre++;
	if ( s == 2 ){
	  calped[0][2*d+1][j] = ce->calped[3][d][j];
	  cstwerr[3] = ce->cstwerr[3];
	  cperror[3] = ce->cperror[3];
	  calgood[0][2*d+1][j] = ce->calgood[3][d][j];
	  calthr[0][2*d+1][pre] = ce->calthr[3][d][pre];
	  calrms[0][2*d+1][j] = ce->calrms[3][d][j];
	  calbase[0][2*d+1][pre] = ce->calbase[3][d][pre];
	  calvar[0][2*d+1][pre] = ce->calvar[3][d][pre];
	};
	if ( s == 3 ){
	  calped[0][2*d][j] = ce->calped[1][d][j];
	  cstwerr[1] = ce->cstwerr[1];
	  cperror[1] = ce->cperror[1];
	  calgood[0][2*d][j] = ce->calgood[1][d][j];
	  calthr[0][2*d][pre] = ce->calthr[1][d][pre];
	  calrms[0][2*d][j] = ce->calrms[1][d][j];
	  calbase[0][2*d][pre] = ce->calbase[1][d][pre];
	  calvar[0][2*d][pre] = ce->calvar[1][d][pre];
	};
	if ( s == 0 ){
	  calped[1][2*d][j] = ce->calped[0][d][j];
	  cstwerr[0] = ce->cstwerr[0];
	  cperror[0] = ce->cperror[0];
	  calgood[1][2*d][j] = ce->calgood[0][d][j];
	  calthr[1][2*d][pre] = ce->calthr[0][d][pre];
	  calrms[1][2*d][j] = ce->calrms[0][d][j];
	  calbase[1][2*d][pre] = ce->calbase[0][d][pre];
	  calvar[1][2*d][pre] = ce->calvar[0][d][pre];
	};
	if ( s == 1 ){
	  calped[1][2*d+1][j] = ce->calped[2][d][j];
	  cstwerr[2] = ce->cstwerr[2];
	  cperror[2] = ce->cperror[2];
	  calgood[1][2*d+1][j] = ce->calgood[2][d][j];
	  calthr[1][2*d+1][pre] = ce->calthr[2][d][pre];
	  calrms[1][2*d+1][j] = ce->calrms[2][d][j];
	  calbase[1][2*d+1][pre] = ce->calbase[2][d][pre];
	  calvar[1][2*d+1][pre] = ce->calvar[2][d][pre];
	};
      };
    };
  } else {
    if ( verbose ) printf(" CALORIMETER - ERROR: problems finding a good calibration in this file! \n\n ");
    return(-111);
  };
  File->Close();
  return(0);
}