https://drupal.star.bnl.gov/STAR/system/files/eSTAR-LoI_draft_v4_rhf.docx
Latest version from Renee and Ming
simulation of iTPC tracking comparisons between global vs primary tracks;
Fast Smearing Code:
https://drupal.star.bnl.gov/STAR/system/files/estarFastSmearCode.tar_.gz
Parametrization as outlined in eSTAR LoI section3,4 (Table 3.1).
HIJING iTPC from Hui Wang:
https://drupal.star.bnl.gov/STAR/system/files/HIJING_iTPC_DevTF_global_primary.png
eSTAR electron primary (beamline constraint) vs global from Ming Shao
https://drupal.star.bnl.gov/STAR/system/files/eSTAR_electron_global_primary.png
The conclusion is that our parametrization (linear term, slope) is close to
global track, the primary tracks (with beamline constraint) is much better.