The particle selection criteria can be changed in the configuration file.
From GlueXWiki
The default particle selection criteria can be found here: [1]. All the selections can be changed in the command line or in the Jana configuration files as followed (p29):
- Changing the particle time cut:
COMBO_TIMECUT:X_Y Z with X, Y, and Z, the particle PDG GlueX number, the detector rack number (hex to decimal converter), and time cut in ns, respectively
- Changing the track PID
- Changing the meson mass: