reco3d::IntersectionCache Class Reference

Public Member Functions
	IntersectionCache (geo::TPCID tpc)
bool	operator() (raw::ChannelID_t a, raw::ChannelID_t b, geo::WireIDIntersection &pt)

Protected Member Functions
bool	ISect (raw::ChannelID_t chanA, raw::ChannelID_t chanB, geo::WireIDIntersection &pt) const

Protected Attributes
const geo::GeometryCore *	geom
std::map< std::pair< raw::ChannelID_t, raw::ChannelID_t >, bool >	fMap
std::map< std::pair< raw::ChannelID_t, raw::ChannelID_t >, geo::WireIDIntersection >	fPtMap
geo::TPCID	fTPC

Detailed Description

Definition at line 71 of file TripletFinder.cxx.

Constructor & Destructor Documentation

reco3d::IntersectionCache::IntersectionCache ( geo::TPCID  tpc )

inline

Definition at line 73 of file TripletFinder.cxx.

      : geom(art::ServiceHandle<geo::Geometry const>()->provider()), fTPC(tpc)
    {}

Member Function Documentation

bool reco3d::IntersectionCache::ISect ( raw::ChannelID_t  chanA, raw::ChannelID_t  chanB, geo::WireIDIntersection &  pt  ) const

inlineprotected

Definition at line 94 of file TripletFinder.cxx.

References geo::GeometryCore::ChannelToWire(), reco3d::TripletFinder::geom, and geo::GeometryCore::WireIDsIntersect().

    {
      for (geo::WireID awire : geom->ChannelToWire(chanA)) {
        if (geo::TPCID(awire) != fTPC) continue;
        for (geo::WireID bwire : geom->ChannelToWire(chanB)) {
          if (geo::TPCID(bwire) != fTPC) continue;

          if (geom->WireIDsIntersect(awire, bwire, pt)) return true;
        }
      }

      return false;
    }

bool reco3d::IntersectionCache::operator() ( raw::ChannelID_t  a, raw::ChannelID_t  b, geo::WireIDIntersection &  pt  )

inline

Definition at line 77 of file TripletFinder.cxx.

    {
      const auto key = std::make_pair(a, b);

      auto it = fMap.find(key);
      if (it != fMap.end()) {
        pt = fPtMap[key];
        return it->second;
      }

      const bool res = ISect(a, b, pt);
      fMap.insert({key, res});
      fPtMap.insert({key, pt});
      return res;
    }

Member Data Documentation

std::map<std::pair<raw::ChannelID_t, raw::ChannelID_t>, bool> reco3d::IntersectionCache::fMap

protected

Definition at line 110 of file TripletFinder.cxx.

std::map<std::pair<raw::ChannelID_t, raw::ChannelID_t>, geo::WireIDIntersection> reco3d::IntersectionCache::fPtMap

protected

Definition at line 111 of file TripletFinder.cxx.

geo::TPCID reco3d::IntersectionCache::fTPC

protected

Definition at line 113 of file TripletFinder.cxx.

const geo::GeometryCore* reco3d::IntersectionCache::geom

protected

Definition at line 108 of file TripletFinder.cxx.

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

• larreco/v09_25_00/source/larreco/SpacePointSolver/TripletFinder.cxx