Geant4  9.6.p02
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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 "pvolum.inc"
7 #include "celoss.inc"
8 *
9  CHARACTER*20 filnam
10 *
11 * *** Define the GEANT parameters
12  CALL ginit
13 
14 * *** read data cards
15  print *, 'G3 > gives the filename of the data cards to be read:'
16  READ (*,'(A)') filnam
17  IF (filnam.EQ.' ') filnam = 'run01.dat'
18  OPEN (unit=5,file=filnam,status='unknown',form='formatted')
19 *
20 * *** material definition
21  CALL ffkey('MATE',imat,1,'INTEGER')
22 *
23 * *** volumes and bins definition
24  CALL ffkey('BINS',nltot,4,'MIXED')
25 *
26 * *** max allowed step size
27  CALL ffkey('STEPMX',stepmax,1,'REAL')
28 *
29 * *** read data cards
30  CALL gffgo
31 *
32 * *** check size of arrays
33  if (nltot.gt.nbin) then
34  write (6,51) nltot, nbin
35  nltot = nbin
36  endif
37  if (nrtot.gt.nbin) then
38  write (6,52) nrtot, nbin
39  nrtot = nbin
40  endif
41 51 FORMAT (/,5x,'warning (uginit): NLTOT= ',i3,' truncated to ',i3)
42 52 FORMAT (/,5x,'warning (uginit): NRTOT= ',i3,' truncated to ',i3)
43 *
44 * *** achieve initialization
45  CALL vzero(sel1,10*nbin+8)
46 *
47  CALL gzinit
48  CALL gpart
49 *
50  CALL gdinit
51 *
52 * *** Geometry and materials description
53  CALL ugeom
54 *
55 * *** Energy loss and cross-sections initialisations
56  CALL gphysi
57 *
58  CALL gprint('MATE',0)
59  CALL gprint('TMED',0)
60  CALL gprint('VOLU',0)
61 *
62 * *** Define user histograms
63  CALL uhinit
64 *
65  END
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