GROUP_COORS

Short description

GROUP_COORS contains all the hits from space_t/coors_t

Summary

• Include file: space.h
• Data structure:

  The data consists of a sequence of 32-bit words:
  --------------
           0   !  0 - plane header
  unpackTag1   !  unpackTag for the first plane
  0xaaaabbbb   !  data for the first plane- one word
  		per hit:  aaaa = wire number
  			  bbbb = drift time (signed) or
  				 number of wires in the cluster
  				 for the TPXes.
  ...more hits
           0   !  0 - plane header
  unpackTag2   !  unpackTag for the second plane
  ...          !  hits for the second plane
  ...
           0   !  0 - plane header
           0   !  end of data (unpackTag == 0)
  --------------
  

• Related functions:
  • FillCoors
  • SaveCoors
• Related data groups: (none)
• Related Hist histograms: (none)
• Related Map Manager items: (none)
• Source code: Tracking/space.c

Discussion

The function 'SaveCoors' creates the GROUP_COORS and fills it with all the chamber hits.

The function 'FillCoors' looks for the GROUP_COORS and if it exists, uses it to refill the chamber hits. If the group does not exist, hits are fetched from the other groups.

C.O. 1995-AUG-14