Constructor Detail

• MergeUtil

  public MergeUtil()

Method Detail

• mergeFiles

  public static int mergeFiles(File outfile,
                               List mergeFiles,
                               int maxEvents)
                        throws IOException

  Merge events from mergeFiles into a single event in outfile, until all the files in mergeFiles are exhausted, or maxevents are created.

  Parameters:

  outfile - Target file that will contain the merged events.

  A - list of @see MergeFileOptions objects.

  maxEvents - Set the maximum number of merged events.

  Returns:

  The number of merged events that were created.

  Throws:

  IOException

• mergeFiles

  public static int mergeFiles(File outfile,
                               List mergeFiles)
                        throws IOException

  Merge nEventsToRead events from each File in mergeFiles into a single event in outfile, until records in mergeFiles are exhausted.

  Parameters:

  outfile - Output Target file containing the merged events.

  A - list of @see MergeFileOptions objects.

  Returns:

  The number of merged events that were created.

  Throws:

  IOException

• mergeEvents

  public static int mergeEvents(LCEvent targetEvent,
                                LCReader overlayEvents,
                                int ntoread,
                                boolean setEventHeader,
                                float startt,
                                float dt)
                         throws IOException

  Merge ntoread events from a reader into a single target event, applying time delta dt with starting time of startt.

  Parameters:

  targetEvent - target LCEvent to merge events into

  overlayEvents - LCReader with overlay events to read

  ntoread - number of events to overlay from overlayEvents

  dt - delta time to be applied to the sim types

  Returns:

  Number of events overlayed from overlayEvents reader.

  Throws:

  IOException

• mergeSingleEvent

  public static void mergeSingleEvent(ILCEvent targetEvent,
                                      LCEvent overlayEvent,
                                      float dt)

  Overlay the overlay event onto target event, applying time delta.

  Parameters:

  targetEvent - The event that will be overlayed onto from overlayEvent.

  overlayEvent - An event to be overlayed onto targetEvent.

  dt - A delta time to apply to sim types.

• mergeCollection

  public static void mergeCollection(LCCollection targetColl,
                                     LCCollection overlayColl,
                                     float dt)

  overlayCollection overlays the overlayColl onto the targetColl applying the delta time, dt.

  Parameters:

  targetColl - The target collection to be modified.

  overlayColl - The overlay collection containing objects to merge into targetColl.

  dt - A delta time parameter applied to sim types of overlayColl before merge-in.

• mergeDefaultCollection

  public static void mergeDefaultCollection(LCCollection targetColl,
                                            LCCollection overlayColl)

  Merge overlayColl into targetColl without applying a delta time. This is used to merge non-simulator collections.

  Parameters:

  targetColl - The target collection to be modified.

  overlayColl - The overlay collection containing objects to merge into targetColl.

• mergeMCParticleCollection

  public static void mergeMCParticleCollection(LCCollection targetColl,
                                               LCCollection overlayColl,
                                               float dt)

  Merge MCParticle collection overlayColl into targetColl.

  Parameters:

  targetColl - The target collection to be modified.

  overlayColl - The overlay collection containing objects to merge into targetColl.

  dt - A delta time parameter added to the particle's production time.

• mergeSimCalorimeterHitCollection

  public static void mergeSimCalorimeterHitCollection(LCCollection targetColl,
                                                      LCCollection overlayColl,
                                                      float dt)

  Merge SimCalorimeterHit collection overlayColl into targetColl. Hits with matching cell ID's are combined.

  Parameters:

  targetColl - The target collection to be modified.

  overlayColl - The overlay collection containing objects to merge into targetColl.

  dt - A delta time parameter added to MCParticle contributions from overlayColl's hits.

• mergeSimTrackerHitCollection

  public static void mergeSimTrackerHitCollection(LCCollection targetColl,
                                                  LCCollection overlayColl,
                                                  float dt)

  Merge SimTrackerHit collection overlayColl into targetColl.

  Parameters:

  targetColl - The target collection to be modified.

  overlayColl - The overlay collection containing objects to merge into targetColl.

  dt - A delta time parameter added to the time of hits from overlayColl.

• findMatching

  public static ISimCalorimeterHit findMatching(LCCollection coll,
                                                SimCalorimeterHit hit)

  Find a SimCalorimeterHit in coll with matching cellId0, cellId1.

  Parameters:

  Collection - of type SIMCALORIMETERHIT.

  hit - Matching hit to be searched for in coll.

  Returns:

  The first match of hit in coll.

• getCollectionIdx

  public static int getCollectionIdx(String[] collnames,
                                     String name)

  Find the given name in collnames.

  Parameters:

  collnames - A list of collection names.

  name - A collection name to find in collnames.

  Returns:

  The index of name in collnames or -1 if not found.

• addMCParticleContributions

  public static void addMCParticleContributions(ISimCalorimeterHit targetHit,
                                                SimCalorimeterHit hit,
                                                float dt)

  Add MCParticle contributions from an overlay hit to a target hit.

  Parameters:

  target - Hit that receives MCParticle contributions.

  hit - Hit containing MCParticle contributions to be copied.

  dt - Delta time to apply to contributions.