ATLAS Offline Software
TrkAlignEvent
Author
rober.nosp@m.th@b.nosp@m.u.edu
Daniel Kollar danie.nosp@m.l.ko.nosp@m.llar@.nosp@m.cern.nosp@m..ch

Introduction

This package contains classes to be used for track-based alignment.

Class Overview

The package contains the following classes:

  • AlignModule: a generalized alignable module, consisting of groups of detectors to be aligned as a single structure
  • AlignModuleList: list of all AlignModules
  • AlignTSOS: inherits from TrackStateOnSurface, contains derivatives and information about AlignModule to which hit belongs
  • AlignTrack: collection of AlignTSOS and the original track from which the alignTSOS hits come from
  • AlignTrackCollection: collection of AlignTracks