Decorator for Unbiased Hit Residuals and HitEfficiencies
This MR adds a decorator to the ACTS reconstructed tracks to obtain the unbiased residuals and the hit efficiencies. The xAOD::TrackParticles get decorated with the informations necessary for the IDPVM to fill the various HitLevel plots.
The unbiased hit-residuals have been compared between ACTS and Legacy tracking chains and are currently noted down in this set of slides:
https://docs.google.com/presentation/d/1ldspKzTw--4iR4-_aeV4XLWgWvT1At0csRJ5R3bFkB0/edit#slide=id.g2f57e555f8e_1_11
The decoration can be switched on by setting the following flag Acts.storeTrackStateInfo=True in ActsConfigFlags
Currently the Annulus bounds residuals are treated as rphi. With a subsequent MR we will extend the plots and change the annulus bounds residuals to phi-only.
Methods to unbias the track states will be moved to ACTS methods in future releases