Introduce TrackerHit interface class

edm4hep.yaml

@@ -408,7 +408,7 @@ datatypes:
  - edm4hep::TrackState trackStates //track states
  - edm4hep::Quantity dxQuantities // different measurements of dx quantities
  OneToManyRelations:
- - edm4hep::TrackerHit3D trackerHits //hits that have been used to create this track
+ - edm4hep::TrackerHit trackerHits //hits that have been used to create this track
  - edm4hep::Track tracks //tracks (segments) that have been combined to create this track
 
  #---------- Vertex
@@ -483,7 +483,7 @@ datatypes:
  Members:
  - float weight // weight of this association
  OneToOneRelations:
- - edm4hep::TrackerHit3D rec // reference to the reconstructed hit
+ - edm4hep::TrackerHit rec // reference to the reconstructed hit
  - edm4hep::SimTrackerHit sim // reference to the simulated hit
 
  edm4hep::MCRecoTrackerHitPlaneAssociation:
@@ -609,3 +609,20 @@ datatypes:
  - edm4hep::HitLevelData hitData //hit level data
  OneToOneRelations:
  - edm4hep::Track track //the corresponding track.
+
+interfaces:
+ edm4hep::TrackerHit:
+ Description: "Tracker hit interface class"
+ Author: "Thomas Madlener, DESY"
+ Members:
+ - uint64_t cellID // ID of the sensor that created this hit
+ - int32_t type // type of the raw data hit
+ - int32_t quality // quality bit flag of the hit
+ - float time [ns] // time of the hit
+ - float eDep [GeV] // energy deposited on the hit
+ - float eDepError [GeV] // error measured on eDep
+ - edm4hep::Vector3d position [mm] // hit position
+ - std::array<float, 6> covMatrix // covariance of the position (x,y,z) stored as lower triangle matrix, i.e. cov(x,x), cov(y, x), cov(y, y), cov(z, x), cov(z, y), cov(z, z)
+ Types:
+ - edm4hep::TrackerHit3D
+ - edm4hep::TrackerHitPlane