FullSecID.cc

/**************************************************************************
 * 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.                  *
 **************************************************************************/
 
#include "tracking/dataobjects/FullSecID.h"
#include <framework/logging/Logger.h>
#include <limits> // needed for numeric_limits<t>::max()
#include <assert.h> // testing purposes
#include <boost/format.hpp> // needed for xml-data-compatibility
// #include <sstream> // stringstream, needed for xml-data-compatibility
#include <vector> // needed for xml-data-compatibility
#include <boost/algorithm/string.hpp> // needed for xml-data-compatibility
#include <bitset>
 
 
 
using namespace Belle2;
 
 
const int FullSecID::LayerBits = 4;
const int FullSecID::SubLayerBits = 1;
const int FullSecID::VxdIDBits = 16;
const int FullSecID::SectorBits = 11;
const int FullSecID::Bits = LayerBits + SubLayerBits + VxdIDBits + SectorBits;
const int FullSecID::MaxLayer = (1 << LayerBits) - 1;
const int FullSecID::MaxSubLayer = (1 << SubLayerBits) - 1;
const int FullSecID::MaxVxdID = (1 << VxdIDBits) - 1;
const int FullSecID::MaxSector = (1 << SectorBits) - 1;
const int FullSecID::MaxID = std::numeric_limits<unsigned int>::max();
const int FullSecID::LayerBitShift   = SubLayerBits + VxdIDBits + SectorBits;
const int FullSecID::SubLayerBitShift   = VxdIDBits + SectorBits;
const int FullSecID::VxdIDBitShift  = SectorBits;
const int FullSecID::SubLayerMask = MaxSubLayer << SubLayerBitShift;
const int FullSecID::VxdIDMask = MaxVxdID << VxdIDBitShift;
const int FullSecID::SectorMask = MaxSector;
 
 
 
FullSecID::FullSecID(std::string sid)
{
  std::vector<std::string> stringSegments;
  boost::split(stringSegments, sid, boost::is_any_of("_"));
 
  unsigned int LayerID = stringSegments[0][0] -
                         '0'; // since chars are (compared to strings) very problematic to convert to ints, this solution is very dirty but at least it's short and easy to read.
  unsigned int SubLayerID = 0;
  if (stringSegments[0].size() > 1) {
    SubLayerID = stringSegments[0][1] - '0';
  }
//   unsigned int SubLayerID = stringSegments[0][1] - '0';
  unsigned int UniID =  std::stoi(stringSegments[1]);   // C++03: atoi(stringSegments[1].c_str());
  unsigned int sectorNumber = std::stoi(stringSegments[2]);   //  atoi(stringSegments[2].c_str());
  B2DEBUG(29, "FullSecID-constructor: Value before converting: " << sid << ", after converting: layerID " << LayerID <<
          ", subLayerID " << SubLayerID << ", UniID " << UniID << ", secID " << sectorNumber);
  assert(LayerID < MaxLayer + 1);
  assert(SubLayerID < MaxSubLayer + 1);
  assert(UniID < MaxVxdID + 1);
  assert(sectorNumber < MaxSector + 1);
 
  LayerID <<= LayerBitShift;
  SubLayerID <<= SubLayerBitShift;
  UniID <<= VxdIDBitShift;
  m_fullSecID = LayerID | SubLayerID | UniID | sectorNumber;
}
 
 
 
FullSecID::FullSecID(VxdID vxdID, bool subLayerID, unsigned int sectorNumber):
  m_fullSecID(0)   // setting to 0 to be sure that value is 0 when using it within the brackets
{
  unsigned int LayerID = vxdID.getLayerNumber();
  unsigned int SubLayerID = subLayerID; // converting to int
  unsigned int UniID = vxdID;
 
  B2DEBUG(28, "FullSecID-constructor: LayerID " << LayerID << ", MaxLayer " << MaxLayer << ", SubLayerID " << SubLayerID <<
          ", MaxSubLayer " << MaxSubLayer << ", UniID " << UniID << ", MaxVxdID " << MaxVxdID << ", sectorNumber " << sectorNumber <<
          ", MaxSector " << MaxSector);
  assert(LayerID < MaxLayer + 1);
  assert(SubLayerID < MaxSubLayer + 1);
  assert(UniID < MaxVxdID + 1);
  assert(sectorNumber < MaxSector + 1);
 
  LayerID <<= LayerBitShift;
  SubLayerID <<= SubLayerBitShift;
  UniID <<= VxdIDBitShift;
  m_fullSecID = LayerID | SubLayerID | UniID | sectorNumber; // should be the same as below
//  m_fullSecID = LayerID + SubLayerID + UniID + sectorNumber; // should be the same as above
}
 
 
 
FullSecID::FullSecID(unsigned int layerID, bool subLayerID, unsigned int sensorID, unsigned int sectorNumber)
{
  unsigned int SubLayerID = subLayerID; // converting to int
  B2DEBUG(28, "FullSecID-constructor: LayerID " << layerID << ", MaxLayer " << MaxLayer << ", SubLayerID " << subLayerID <<
          ", MaxSubLayer " << MaxSubLayer << ", UniID " << sensorID << ", MaxVxdID " << MaxVxdID << ", sectorNumber " << sectorNumber <<
          ", MaxSector " << MaxSector);
  assert(layerID < MaxLayer + 1);
  assert(SubLayerID < MaxSubLayer + 1);
  assert(sensorID < MaxVxdID + 1);
  assert(sectorNumber < MaxSector + 1);
 
  layerID <<= LayerBitShift;
  SubLayerID <<= SubLayerBitShift;
  sensorID <<= VxdIDBitShift;
  m_fullSecID = layerID | SubLayerID | sensorID | sectorNumber;
  B2DEBUG(28, " m_fullSecID/binary: " << m_fullSecID << "/" << std::bitset<32>(m_fullSecID) << "\n, secID/binary: " << sectorNumber
          << "/" << std::bitset<32>(sectorNumber) << ", layerID-binary: " << std::bitset<32>(layerID) << "\n, SubLayerID-binary: " <<
          std::bitset<32>(SubLayerID)  << ", sensorID-binary: " << std::bitset<32>(sensorID));
}
 
std::string FullSecID::getFullSecString() const
{
  if (getLayerID() == 0) {
    return (boost::format("0%1%_000_%2%") % getLayerID() % getSecID()).str();
  }
  return (boost::format("%1%%2%_%3%_%4%") % getLayerID() % getSubLayerID() % getUniID() %
          getSecID()).str();  // WARNING this bypasses the following code - intended?
//   if (getLayerID() == 0) {
//     return (boost::format("%1%%2%_0.0.0_%3%") % getLayerID() % getSubLayerID() % getSecID()).str();
//   }
//   return (boost::format("%1%%2%_%3%.%4%.%5%_%6%") % getLayerID() % getSubLayerID() % getVxdID().getLayerNumber() % getVxdID().getLadderNumber() % getVxdID().getSensorNumber() % getSecID()).str();
}
 
 
 
 
// FullSecID::FullSecID(std::string sid)
// {
//   vector<string> stringSegments;
//   boost::split(stringSegments, sid, boost::is_any_of("_"));
//
//   unsigned int LayerID = stringSegments[0][0] - '0'; // since chars are (compared to strings) very problematic to convert to ints, this solution is very dirty but at least it's short and easy to read.
//   unsigned int SubLayerID = stringSegments[0][1] - '0';
//   unsigned int UniID =  atoi(stringSegments[1].c_str());   // C++ 11: std::stoi( stringSegments[1] )
//   unsigned int sectorNumber = atoi(stringSegments[2].c_str());
//   B2DEBUG(29, "FullSecID-constructor: Value before converting: " << sid << ", after converting: layerID " << LayerID << ", subLayerID " << SubLayerID << ", UniID " << UniID << ", secID " << sectorNumber);
//   assert(LayerID < MaxLayer + 1);
//   assert(SubLayerID < MaxSubLayer + 1);
//   assert(UniID < MaxVxdID + 1);
//   assert(sectorNumber < MaxSector + 1);
//
//   LayerID <<= LayerBitShift;
//   SubLayerID <<= SubLayerBitShift;
//   UniID <<= VxdIDBitShift;
//   m_fullSecID = LayerID | SubLayerID | UniID | sectorNumber;
// }
//
//
// FullSecID::FullSecID(VxdID vxdID, bool subLayerID, unsigned int sectorNumber):
//   m_fullSecID(0)   // setting to 0 to be shure that value is 0 when using it within the brackets
// {
//   unsigned int LayerID = vxdID.getLayerNumber();
//   unsigned int SubLayerID = subLayerID; // converting to int
//   unsigned int UniID = vxdID;
//
//   B2DEBUG(28, "FullSecID-constructor: LayerID " << LayerID << ", MaxLayer " << MaxLayer << ", SubLayerID " << SubLayerID << ", MaxSubLayer " << MaxSubLayer << ", UniID " << UniID << ", MaxVxdID " << MaxVxdID << ", sectorNumber " << sectorNumber << ", MaxSector " << MaxSector);
//   assert(LayerID < MaxLayer + 1);
//   assert(SubLayerID < MaxSubLayer + 1);
//   assert(UniID < MaxVxdID + 1);
//   assert(sectorNumber < MaxSector + 1);
//
//   LayerID <<= LayerBitShift;
//   SubLayerID <<= SubLayerBitShift;
//   UniID <<= VxdIDBitShift;
//   m_fullSecID = LayerID | SubLayerID | UniID | sectorNumber; // should be the same as below
// //  m_fullSecID = LayerID + SubLayerID + UniID + sectorNumber; // should be the same as above
// }
//
// FullSecID::FullSecID(unsigned int layerID, bool subLayerID, unsigned int sensorID, unsigned int sectorNumber)
// {
//   unsigned int SubLayerID = subLayerID; // converting to int
//   B2DEBUG(28, "FullSecID-constructor: LayerID " << layerID << ", MaxLayer " << MaxLayer << ", SubLayerID " << subLayerID << ", MaxSubLayer " << MaxSubLayer << ", UniID " << sensorID << ", MaxVxdID " << MaxVxdID << ", sectorNumber " << sectorNumber << ", MaxSector " << MaxSector);
//   assert(layerID < MaxLayer + 1);
//   assert(SubLayerID < MaxSubLayer + 1);
//   assert(sensorID < MaxVxdID + 1);
//   assert(sectorNumber < MaxSector + 1);
//
//   layerID <<= LayerBitShift;
//   SubLayerID <<= SubLayerBitShift;
//   sensorID <<= VxdIDBitShift;
//   m_fullSecID = layerID | SubLayerID | sensorID | sectorNumber; // should be the same as below
//   B2DEBUG(28, " m_fullSecID/binary: " << m_fullSecID << "/" << std::bitset<32>(m_fullSecID) << "\n, secID/binary: " << sectorNumber << "/" << std::bitset<32>(sectorNumber) << ", layerID-binary: " << std::bitset<32>(layerID) << "\n, SubLayerID-binary: " << std::bitset<32>(SubLayerID)  << ", sensorID-binary: " << std::bitset<32>(sensorID))
// }
//
// std::string FullSecID::getFullSecString() const
// {
//   return (boost::format("%1%%2%_%3%_%4%") % getLayerID() % getSubLayerID() % getUniID() % getSecID()).str(); // WARNING this bypasses the following code - intended?
//   if (getLayerID() == 0) {
//     return (boost::format("%1%%2%_0.0.0_%3%") % getLayerID() % getSubLayerID() % getSecID()).str();
//   }
//   return (boost::format("%1%%2%_%3%.%4%.%5%_%6%") % getLayerID() % getSubLayerID() % getVxdID().getLayerNumber() % getVxdID().getLadderNumber() % getVxdID().getSensorNumber() % getSecID()).str();
// }