CDCADCDeltaPedestals.h

/**************************************************************************
 * basf2 (Belle II Analysis Software Framework)                           *
 * Author: The Belle II Collaboration                                     *
 *                                                                        *
 * See git log for contributors and copyright holders.                    *
 * This file is licensed under LGPL-3.0, see LICENSE.md.                  *
 **************************************************************************/
#pragma once
 
#include <map>
#include <iostream>
#include <TObject.h>
 
namespace Belle2 {
  class CDCADCDeltaPedestals: public TObject {
  public:
 
    CDCADCDeltaPedestals() {}
 
 
    void setSamplingWindow(unsigned short sample)
    {
      m_samplingWindow = sample;
    }
 
    void setPedestal(int board, int ch, float pedestal)
    {
      unsigned short mask =  ch == -1 ? 0x8000 : 0;
      unsigned short id = mask == 0x8000 ? (mask | board) : (mask | (ch << 9) | board);
      pedestal *= m_samplingWindow;
      m_pedestals.insert(std::pair<unsigned short, float>(id, pedestal));
    }
 
 
    unsigned short getEntries() const
    {
      return m_pedestals.size();
    }
 
    std::map<unsigned short, float> getPedestals() const
    {
      return m_pedestals;
    }
 
    float getPedestal(const unsigned short& board, const unsigned short& ch) const
    {
      unsigned short id0 = (0x8000 | board);
      std::map<unsigned short, float>::const_iterator it0 = m_pedestals.find(id0);
      if (it0 != m_pedestals.end()) { // board by board delta pedestal
        return it0->second;
      } else {
        unsigned short id = ((ch << 9) | board);
        std::map<unsigned short, float>::const_iterator it = m_pedestals.find(id);
        if (it != m_pedestals.end()) { //delta pedetal with (board, ch).
          return it->second;
        } else {
          return 0.0;
        }
      }
    }
 
    void dump() const
    {
      std::cout << " " << std::endl;
      std::cout << "ADC pedestal list" << std::endl;
      std::cout << "samle" << m_samplingWindow <<  std::endl;
      std::cout << "# of entries= " << m_pedestals.size() << std::endl;
      std::cout << "in order of board#, ch#, pedestal" << std::endl;
      for (auto const& ent : m_pedestals) {
        if ((ent.first & 0x8000) > 0) {
          std::cout << (ent.first & 0x1ff) << " " << -1 << " " << ent.second << std::endl;
        } else {
          std::cout << (ent.first & 0x1ff) << " " << ((ent.first & 0x7e00) >> 9) << " " << ent.second << std::endl;
        }
      }
    }
 
  private:
    std::map<unsigned short, float> m_pedestals; 
    unsigned short m_samplingWindow = 10;  
    ClassDef(CDCADCDeltaPedestals, 1); 
  };
 
} // end namespace Belle2