User event generator routine, Single particle scan version. The range in P, theta, and phi are given by the user, as well as the particle type. This routine produces a single particle with p, theta or phi taken from a grid.
I : Current event number. STEER : Steering info. The event generator uses row 2: STEER(2,0) : JETSET code of particle ,4) : 0.0 -> use fixed primary vertex position. 1,0 -> generate primary vertex position. event by event. ,5-7) : Average production point. ,8-10): Spread in production-point. ,11-12) : Range in P ,13-14) : Range in theta ,15-16) : Range in phii All other position of the row are free to use. IERR : error code.
From /ZXSTE/ : LUNPRC, printing unit; MAXPR, max number of events to print; NEWAMV, flag to load average mean vertex; EVT, current event number; MAXEX, number of events to make.
To /ZXEVT/ : XYZV, average vertex position; SIGV, vertex error; EVTYPE, type of generated event. To /LUJETS/ : event record in JETSET conventions.
(To generate Primary VerTeX.)