btutil::MCBTAlg Class Reference

#include <MCBTAlg.h>

Public Member Functions
	MCBTAlg ()
	MCBTAlg (const std::vector< unsigned int > &g4_trackid_v, const std::vector< sim::SimChannel > &simch_v)
void	Reset (const std::vector< unsigned int > &g4_trackid_v, const std::vector< sim::SimChannel > &simch_v)
void	Reset (const std::vector< std::vector< unsigned int >> &g4_trackid_v, const std::vector< sim::SimChannel > &simch_v)
const std::vector< double > &	MCQSum (const size_t plane_id) const
std::vector< double >	MCQ (detinfo::DetectorClocksData const &clockData, const WireRange_t &hit) const
std::vector< double >	MCQFrac (detinfo::DetectorClocksData const &clockData, const WireRange_t &hit) const
std::vector< double >	MCQ (detinfo::DetectorClocksData const &clockData, const std::vector< btutil::WireRange_t > &hit_v) const
std::vector< double >	MCQFrac (detinfo::DetectorClocksData const &clockData, const std::vector< btutil::WireRange_t > &hit_v) const
size_t	Index (const unsigned int g4_track_id) const
size_t	NumParts () const

Protected Member Functions
void	Register (const unsigned int &g4_track_id)
void	Register (const std::vector< unsigned int > &g4_track_id)
void	ProcessSimChannel (const std::vector< sim::SimChannel > &simch_v)

Protected Attributes
std::vector<::btutil::ch_info_t >	_event_info
std::vector< size_t >	_trkid_to_index
std::vector< std::vector< double > >	_sum_mcq
size_t	_num_parts

Detailed Description

Definition at line 54 of file MCBTAlg.h.

Constructor & Destructor Documentation

btutil::MCBTAlg::MCBTAlg ( )

inline

Definition at line 57 of file MCBTAlg.h.

{}

MCBTAlg::MCBTAlg	(	const std::vector< unsigned int > &	g4_trackid_v,
		const std::vector< sim::SimChannel > &	simch_v
	)

Definition at line 17 of file MCBTAlg.cxx.

  {
    Reset(g4_trackid_v, simch_v);
  }

Member Function Documentation

size_t MCBTAlg::Index

(

const unsigned int

g4_track_id

)

const

Definition at line 175 of file MCBTAlg.cxx.

  {
    if (g4_track_id >= _trkid_to_index.size()) return kINVALID_INDEX;
    return _trkid_to_index[g4_track_id];
  }

std::vector< double > MCBTAlg::MCQ	(	detinfo::DetectorClocksData const &	clockData,
		const WireRange_t &	hit
	)		const

Relate Hit => MCShower/MCTrack (called MCX). Returns a vector of double w/ length = # of relevant MCX + 1. Each entry is # drifted electrons from each relevant MCX. The last element contains a sum of drifted electrons that do not belong to any of relevant MCX.

Definition at line 106 of file MCBTAlg.cxx.

  {
    std::vector<double> res(_num_parts, 0);

    if (_event_info.size() <= hit.ch) return res;

    auto const& ch_info = _event_info[hit.ch];

    auto itlow = ch_info.lower_bound((unsigned int)(clockData.TPCTick2TDC(hit.start)));
    auto itup = ch_info.upper_bound((unsigned int)(clockData.TPCTick2TDC(hit.end)) + 1);

    while (itlow != ch_info.end() && itlow != itup) {

      auto const& edep_info = (*itlow).second;

      for (size_t part_index = 0; part_index < _num_parts; ++part_index)

        res[part_index] += edep_info[part_index];

      ++itlow;
    }
    return res;
  }

std::vector< double > MCBTAlg::MCQ	(	detinfo::DetectorClocksData const &	clockData,
		const std::vector< btutil::WireRange_t > &	hit_v
	)		const

Relate Cluster => MCX. Returns a vector of double w/ length = # of relevant MCXs + 1. Each entry is # drifted electrons from each relevant MCX. The last element contains a sum of drifted electrons that do not belong to any of relevant MCX.

Definition at line 146 of file MCBTAlg.cxx.

  {
    std::vector<double> res(_num_parts, 0);
    for (auto const& h : hit_v) {
      auto tmp_res = MCQ(clockData, h);
      for (size_t i = 0; i < res.size(); ++i)
        res[i] += tmp_res[i];
    }
    return res;
  }

std::vector< double > MCBTAlg::MCQFrac	(	detinfo::DetectorClocksData const &	clockData,
		const WireRange_t &	hit
	)		const

Relate Hit => MCX. Returns a vector of double w/ length = # of relevant MCXs + 1. Each entry is a fraction of # drifted electrons within the specified time range from each relevant MCX. The last element contains a sum of drifted electrons that do not belong to any of relevant MCX.

Definition at line 131 of file MCBTAlg.cxx.

  {
    auto res = MCQ(clockData, hit);
    if (!res.size()) return res;

    double sum = 0;
    for (auto const& v : res)
      sum += v;
    for (size_t i = 0; i < (res.size() - 1); ++i)
      res[i] /= (sum - (*res.rbegin()));
    (*res.rbegin()) /= sum;
    return res;
  }

std::vector< double > MCBTAlg::MCQFrac	(	detinfo::DetectorClocksData const &	clockData,
		const std::vector< btutil::WireRange_t > &	hit_v
	)		const

Relate Cluster => MCX. Returns a vector of double w/ length = # of relevant MCXs + 1. Each entry is a fraction of # drifted electrons within the specified time range from each relevant MCX. The last element contains a sum of drifted electrons that do not belong to any of relevant MCX.

Definition at line 159 of file MCBTAlg.cxx.

  {
    auto res = MCQ(clockData, hit_v);
    if (!res.size()) return res;

    double sum = 0;
    for (auto const& v : res)
      sum += v;
    for (size_t i = 0; i < (res.size() - 1); ++i)
      res[i] /= (sum - (*res.rbegin()));
    (*res.rbegin()) /= sum;
    return res;
  }

const std::vector< double > & MCBTAlg::MCQSum

(

const size_t

plane_id

)

const

Returns MC charge sum per MCX for a specified plane

Definition at line 98 of file MCBTAlg.cxx.

  {
    if (plane_id > _sum_mcq.size())
      throw MCBTException(Form("Invalid plane requested: %zu", plane_id));
    return _sum_mcq[plane_id];
  }

size_t btutil::MCBTAlg::NumParts ( ) const

inline

Definition at line 116 of file MCBTAlg.h.

    {
      return _num_parts - 1;
    }

void MCBTAlg::ProcessSimChannel ( const std::vector< sim::SimChannel > &  simch_v )

protected

Definition at line 54 of file MCBTAlg.cxx.

  {

    art::ServiceHandle<geo::Geometry const> geo;
    //auto geo = ::larutil::Geometry::GetME();
    _sum_mcq.resize(geo->Nplanes(), std::vector<double>(_num_parts, 0));

    for (auto const& sch : simch_v) {

      auto const ch = sch.Channel();
      if (_event_info.size() <= ch) _event_info.resize(ch + 1);

      auto& ch_info = _event_info[ch];

      size_t plane = geo->ChannelToWire(ch)[0].Plane;
      //size_t plane = geo->ChannelToPlane(ch);

      for (auto const& time_ide : sch.TDCIDEMap()) {

        auto const& time = time_ide.first;
        auto const& ide_v = time_ide.second;

        auto& edep_info = ch_info[time];

        if (!edep_info.size()) edep_info.resize(_num_parts, 0);

        for (auto const& ide : ide_v) {

          size_t index = kINVALID_INDEX;
          if (ide.trackID < (int)(_trkid_to_index.size())) { index = _trkid_to_index[ide.trackID]; }
          if (_num_parts <= index) {
            (*edep_info.rbegin()) += ide.numElectrons;
            (*(_sum_mcq[plane]).rbegin()) += ide.numElectrons;
          }
          else {
            edep_info[index] += ide.numElectrons;
            _sum_mcq[plane][index] += ide.numElectrons;
          }
        }
      }
    }
  }

void MCBTAlg::Register ( const unsigned int &  g4_track_id )

protected

Definition at line 182 of file MCBTAlg.cxx.

  {
    if (_trkid_to_index.size() <= g4_track_id)
      _trkid_to_index.resize(g4_track_id + 1, kINVALID_INDEX);

    if (_trkid_to_index[g4_track_id] == kINVALID_INDEX) {
      _trkid_to_index[g4_track_id] = _num_parts;
      ++_num_parts;
    }
  }

void MCBTAlg::Register ( const std::vector< unsigned int > &  g4_track_id )

protected

Definition at line 194 of file MCBTAlg.cxx.

  {
    unsigned int max_id = 0;
    for (auto const& id : track_id_v)
      if (max_id < id) max_id = id;
    if (_trkid_to_index.size() <= max_id) _trkid_to_index.resize(max_id + 1, kINVALID_INDEX);

    for (auto const& id : track_id_v) {

      if (_trkid_to_index[id] == kINVALID_INDEX)

        _trkid_to_index[id] = _num_parts;

      else

        throw MCBTException(Form("Doubly used TrackID: %d", id));
    }
    ++_num_parts;
  }

void MCBTAlg::Reset	(	const std::vector< unsigned int > &	g4_trackid_v,
		const std::vector< sim::SimChannel > &	simch_v
	)

Definition at line 24 of file MCBTAlg.cxx.

  {
    _num_parts = 0;
    _sum_mcq.clear();
    _trkid_to_index.clear();
    _event_info.clear();
    //
    for (auto const& id : g4_trackid_v)
      Register(id);
    _num_parts++;
    ProcessSimChannel(simch_v);
  }

void MCBTAlg::Reset	(	const std::vector< std::vector< unsigned int >> &	g4_trackid_v,
		const std::vector< sim::SimChannel > &	simch_v
	)

Definition at line 39 of file MCBTAlg.cxx.

  {
    _num_parts = 0;
    _sum_mcq.clear();
    _trkid_to_index.clear();
    _event_info.clear();
    //
    for (auto const& id : g4_trackid_v)
      Register(id);
    _num_parts++;
    ProcessSimChannel(simch_v);
  }

Member Data Documentation

std::vector<::btutil::ch_info_t> btutil::MCBTAlg::_event_info

protected

Definition at line 128 of file MCBTAlg.h.

size_t btutil::MCBTAlg::_num_parts

protected

Definition at line 131 of file MCBTAlg.h.

std::vector<std::vector<double> > btutil::MCBTAlg::_sum_mcq

protected

Definition at line 130 of file MCBTAlg.h.

std::vector<size_t> btutil::MCBTAlg::_trkid_to_index

protected

Definition at line 129 of file MCBTAlg.h.

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The documentation for this class was generated from the following files:

• larreco/larreco/MCComp/MCBTAlg.h
• larreco/larreco/MCComp/MCBTAlg.cxx