Proto hits are temporary constructs to be used during iterative 3D hit procedure. ...
void GetLongitudinalTrackHit3D(const MatchedSlidingFitMap &matchedSlidingFitMap, const pandora::CartesianVector &vtx3D, const pandora::CartesianVector &end3D, ProtoHit &protoHit) const
Get the three dimensional position using a provided two dimensional calo hit and sliding linear fits ...