TBBPCRec.cxx

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/*
  Copyright (C) 2002-2026 CERN for the benefit of the ATLAS collaboration
*/
 
 
#include "TBBPCRec.h"
 
#include "PathResolver/PathResolver.h"
 
#include <iostream>
#include <fstream>
#include <math.h>
 
// static const AlgFactory<TBBPCRec> s_factory;
// const IAlgFactory& TBBPCRecFactory = s_factory;
 
 
 
 
 
TBBPCRec::TBBPCRec(const std::string& name,
                   ISvcLocator* pSvcLocator) :
  AthAlgorithm(name,pSvcLocator)
 {
  // job options
 
   declareProperty("SGkey",  m_SGkey="BPCRawCont");
   declareProperty("SGrecordkey",  m_SGrecordkey="BPCCont");
   declareProperty("CalibFileName",  m_calib_filename="H6BPCCalib.txt");
 
   declareProperty("BPCnames",  m_bpc_names);
   declareProperty("BPCcalibX",  m_bpc_calibX);
   declareProperty("BPCcalibY",  m_bpc_calibY);
   declareProperty("BPCleftright",  m_bpc_leftright);
   declareProperty("BPCupdown",  m_bpc_updown);
   declareProperty("BPCudoffset",  m_bpc_udoffset);
   declareProperty("BPClroffset",  m_bpc_lroffset);
 
   declareProperty("BPCinvX",  m_bpc_invX);
   declareProperty("BPCinvY",  m_bpc_invY);
   m_runnumber = 0;
 
   declareProperty("TDCmin", m_tdccutmin);
   declareProperty("TDCmax", m_tdccutmax);
   declareProperty("TDClrcut", m_tdccutlr);
   declareProperty("TDCudcut", m_tdccutud);
   declareProperty("BPCRotation", m_rotation);
 }
 
TBBPCRec::~TBBPCRec()
{ }
 
StatusCode
TBBPCRec::initialize()
{
  return StatusCode::SUCCESS;
}
 
StatusCode
TBBPCRec::execute(const EventContext& ctx)
{
  ATH_MSG_DEBUG ( "In execute()" );
 
  // Get run number and get new calib constants -----------------------------
  unsigned int thisrun=ctx.eventID().run_number();
 
  if(thisrun != m_runnumber)
    {
      m_runnumber= thisrun;
      ATH_CHECK(getnewcalib());
    }
  // ------------------------------------------------------------------------
 
  // Reconstruct BPC :
  TBBPCRawCont * bpcrawCont;
  StatusCode sc = evtStore()->retrieve(bpcrawCont, m_SGkey);
  if (sc.isFailure()){
    ATH_MSG_DEBUG ( "TBObjectReco: Retrieval of "<<m_SGkey<<" failed" );
  }else {
    ATH_MSG_DEBUG ( "TBBPCRec : Retrieval of "<<m_SGkey<<" succeed : cont size=" << bpcrawCont->size());
 
    TBBPCCont * bpcCont = new TBBPCCont();
 
    // Loop over BPC
    for (const TBBPCRaw * bpcraw : *bpcrawCont) {
      std::string name = bpcraw->getDetectorName();
      unsigned int ind=0;
      // Find calibration index for this BPC
      while(ind<m_bpc_names.size()) 
    {
      if(name==m_bpc_names[ind]) break; 
      else ind++;
    }
      if(ind==m_bpc_names.size()){
        ATH_MSG_ERROR( "No calibrations for BPC" <<name);
        continue;
      }
 
      // build new BPC
      TBBPC * bpc = new TBBPC(name);
      // hit position
      float xpos = m_bpc_calibX[ind]*(bpcraw->getTDCLeft()-m_bpc_leftright[ind]*bpcraw->getTDCRight()+m_bpc_lroffset[ind]);
      // PL at least true for BPC5 y = -y!
      float ypos = -(m_bpc_calibY[ind]*(bpcraw->getTDCUp()-m_bpc_updown[ind]*bpcraw->getTDCDown()+m_bpc_udoffset[ind]));
      
 
      // perform rotation
      // PWK 29/06/05 only if m_rotation is set
 
      float xposR;
      float yposR;
 
      if (m_rotation.size()>0) {
         xposR = xpos*cos(m_rotation[ind]) - ypos*sin(m_rotation[ind]);
         yposR = xpos*sin(m_rotation[ind]) + ypos*cos(m_rotation[ind]);
      } else {
     xposR = xpos;
     yposR = ypos;
      }
 
      ATH_MSG_DEBUG ( "BPC " << name << " PosX  = " << xpos  << " PosY  = " <<ypos   );
      ATH_MSG_DEBUG ( "BPC " << name << " PosXR = " << xposR << " PosYR = " << yposR );
 
      bpc->setXPos(xposR);
      bpc->setYPos(yposR);
   
 
     // pulse
      bpc->setXPulse(1.*bpcraw->getADCHorizontal());
      bpc->setYPulse(1.*bpcraw->getADCVertical());
 
 
      // addition September 27 2004
      // let, in addition to the existing conditions, XPosOverflow and YPosOverflow
      // be 'true' if either of the left/right or up/down TDC counts falls outside
      // the range 5 -> 2047
     
      // this way, overflows indicate undesirable conditions in general
 
      // must find out what causes a real overflow
 
      bool xcut = false;
      bool ycut = false;
 
 
      //PWK 29/06/05 set xcut, ycut true only if TDCmin, TDCmax properties set 
 
      if (m_tdccutmin.size()>0 && m_tdccutmax.size()>0) {       
      
    if (bpcraw->getTDCLeft()>m_tdccutmax[ind] || bpcraw->getTDCLeft()<m_tdccutmin[ind]) {xcut = true;}
    if (bpcraw->getTDCRight()>m_tdccutmax[ind] || bpcraw->getTDCRight()<m_tdccutmin[ind]) {xcut = true;}
 
    if (bpcraw->getTDCUp()>m_tdccutmax[ind] || bpcraw->getTDCUp()<m_tdccutmin[ind]) {ycut = true;}
    if (bpcraw->getTDCDown()>m_tdccutmax[ind] || bpcraw->getTDCDown()<m_tdccutmin[ind]) {ycut = true;}
      
      }
 
      if (xcut == true)
    ATH_MSG_INFO ( "TDC left/right out of range " );
  
      if (ycut == true)
        ATH_MSG_INFO ( "TDC up/down out of range " );
 
      //PWK 29/06/05 set xcut, ycut true only if TDClrcut, TDCudcut properties set 
 
      if (m_tdccutlr.size()>0) {
    if (bpcraw->getTDCLeft()+bpcraw->getTDCRight() < m_tdccutlr[ind]) 
      {
        xcut = true;
        ATH_MSG_INFO ( "TDC left+right sum below cutoff for BPC " << ind );
      }
      }
      if (m_tdccutud.size()>0) {
    if (bpcraw->getTDCUp()+bpcraw->getTDCDown() < m_tdccutud[ind]) 
      {
        ycut = true;
        ATH_MSG_INFO ( "TDC up+down sum below cutoff for BPC " << ind );
      }
      }
 
      // Overflows
      bpc->setXPosOverflow(bpcraw->isOverflow(TBBPCRaw::tdcLeft)||bpcraw->isOverflow(TBBPCRaw::tdcRight)||xcut);    
      bpc->setYPosOverflow(bpcraw->isOverflow(TBBPCRaw::tdcUp)||bpcraw->isOverflow(TBBPCRaw::tdcDown)||ycut);
      bpc->setXPulseOverflow(bpcraw->isOverflow(TBBPCRaw::adcHorizontal));
      bpc->setYPulseOverflow(bpcraw->isOverflow(TBBPCRaw::adcVertical));
 
 
      bpcCont->push_back(bpc);
    }
 
    sc = evtStore()->record(bpcCont,m_SGrecordkey);
    if ( sc.isFailure( ) ) {
      ATH_MSG_FATAL ( "Cannot record BPCCont" );
    }
  }
 
  if ( sc.isFailure( ) ) {
     setFilterPassed(false, ctx);
  } else {
     setFilterPassed(true, ctx);
  }
 
  return StatusCode::SUCCESS;
 
}
 
 
StatusCode 
TBBPCRec::finalize()
{
  return StatusCode::SUCCESS;
}
 
StatusCode TBBPCRec::getnewcalib()
{
  // Get calib constant from an ASCII file with the following structure :
  // 
  // runnumber
  // bpcnumber1 coeff1 coeff2 ... coeff8
  // bpcnumber2 coeff1 coeff2 ... coeff8
  // ...
  // bpcnumber6 coeff1 coeff2 ... coeff8
  // runnumber
  // ...
  //
  // coeff must have the following order :
  // bpcnumber calibX calibY leftright updown lroffset udoffset invX invY
 
  ATH_MSG_DEBUG ( "Get new calibs for run " << m_runnumber);
  
  int bpcnumber= m_bpc_names.size();
 
  m_bpc_calibX.clear(); m_bpc_calibX.resize(bpcnumber);
  m_bpc_calibY.clear(); m_bpc_calibY.resize(bpcnumber);
  m_bpc_leftright.clear(); m_bpc_leftright.resize(bpcnumber);
  m_bpc_updown.clear();    m_bpc_updown.resize(bpcnumber);
  m_bpc_udoffset.clear();  m_bpc_udoffset.resize(bpcnumber);
  m_bpc_lroffset.clear();  m_bpc_lroffset.resize(bpcnumber);
  m_bpc_invX.clear(); m_bpc_invX.resize(bpcnumber);
  m_bpc_invY.clear(); m_bpc_invY.resize(bpcnumber);
 
  int pos;
 
  std::ifstream calibfile;
  std::string filename = PathResolver::find_file (m_calib_filename, "DATAPATH");
  calibfile.open(filename.c_str());
  if(!calibfile.good()){
    ATH_MSG_WARNING ( " Problem with file named "<< m_calib_filename << " in $DATAPATH" );
    return StatusCode::FAILURE;
  } else {
    ATH_MSG_DEBUG ( " file " << filename << " opened" );
  }
  unsigned int runnumber;
  calibfile >> runnumber;
  pos = calibfile.tellg();
  ATH_MSG_DEBUG ( " Run number "<< runnumber );
  while((runnumber<m_runnumber)&&(!calibfile.eof()))
    {
      runnumber=0;
      pos = calibfile.tellg();
      // discard next lines
      for(int j=0;j<bpcnumber+1;j++) calibfile.ignore(5000,'\n');
      // check next runnumber
      calibfile >> runnumber;
      if(runnumber==0) {
        ATH_MSG_DEBUG ( "empty line");
        calibfile.clear();
        break;
      } // reached an empty line : exit.
      ATH_MSG_DEBUG ( " Run number "<< runnumber );
    }
  
  // Now we found the good set of constant (the ones following pos)
  if(runnumber==m_runnumber)  pos = calibfile.tellg();
  ATH_MSG_DEBUG ( " Pos = "<< pos );
  calibfile.seekg(pos);
  ATH_MSG_DEBUG ( " Will use the following constants :" );
  for(int j=0;j<bpcnumber;j++) 
    {
      int bpcn;
      calibfile >> bpcn; 
      calibfile >> m_bpc_calibX[j];
      calibfile >> m_bpc_calibY[j];
      calibfile >> m_bpc_leftright[j];
      calibfile >> m_bpc_updown[j];
      calibfile >> m_bpc_lroffset[j];
      calibfile >> m_bpc_udoffset[j];
      calibfile >> m_bpc_invX[j];
      calibfile >> m_bpc_invY[j];      
      ATH_MSG_DEBUG ( bpcn << " "<<m_bpc_calibX[j]
                      << " "<<  m_bpc_calibY[j]
                      << " "<< m_bpc_leftright[j] 
                      << " "<< m_bpc_updown[j]    
                      << " "<< m_bpc_lroffset[j]  
                      << " "<< m_bpc_udoffset[j]  
                      << " "<< m_bpc_invX[j]      
                      << " "<< m_bpc_invY[j] );
 
    }
  
  calibfile.close();
  
  return StatusCode::SUCCESS;
  
}