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uginit.F
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1 
2  SUBROUTINE uginit
3 *
4 * To initialise GEANT/USER program and read data cards
5 *
6 #include "geant321/gcphys.inc"
7 #include "geant321/gccuts.inc"
8 #include "ugmate.inc"
9 #include "ggvalues.inc"
10 *
11  CHARACTER*20 filnam
12 *
13 * *** Define the GEANT parameters
14  CALL ginit
15 
16 * *** read data cards
17  print *, 'G3 > gives the filename of the data cards to be read:'
18  READ (*,'(A)') filnam
19  IF (filnam.EQ.' ') filnam = 'run01.dat'
20  OPEN (unit=5,file=filnam,status='unknown',form='formatted')
21 *
22 * *** define data cards
23  call ffkey('MATE' ,imat,1,'INTEGER')
24  call ffkey('G4VAL',g4value(1),200,'REAL')
25 *
26 * *** read data cards
27  CALL gffgo
28 *
29 * *** overwrite some initialization
30  iloss = 4
31  ppcutm = cutele
32 *
33  CALL gzinit
34  CALL gpart
35 *
36 * *** materials definition
37  CALL ugimat
38 *
39 * *** Energy loss and cross-sections initialisations
40  CALL gphysi
41 *
42  CALL gprint('MATE',0)
43 *
44 * *** ready for geant3/geant4 comparison
45  call ug3g4
46 *
47  END