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Commit | Line | Data |
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fe4da5cc | 1 | * |
2 | * $Id$ | |
3 | * | |
4 | * $Log$ | |
5 | * Revision 1.1.1.1 1995/10/24 10:21:15 cernlib | |
6 | * Geant | |
7 | * | |
8 | * | |
9 | #include "geant321/pilot.h" | |
10 | *CMZ : 3.21/02 29/03/94 15.41.38 by S.Giani | |
11 | *-- Author : | |
12 | SUBROUTINE COMPO | |
13 | C | |
14 | C *** GET PARAMETERS FOR THE TARGET NUCLEUS *** | |
15 | C *** NVE 11-MAR-1988 CERN GENEVA *** | |
16 | C | |
17 | C ORIGIN : H.FESEFELDT (07-DEC-1984) | |
18 | C | |
19 | #include "geant321/mxgkgh.inc" | |
20 | #include "geant321/s_curpar.inc" | |
21 | #include "geant321/s_prntfl.inc" | |
22 | C --- GEANT COMMONS --- | |
23 | #include "geant321/gcbank.inc" | |
24 | #include "geant321/gcjloc.inc" | |
25 | #include "geant321/gcmate.inc" | |
26 | DIMENSION RNDM(1) | |
27 | C | |
28 | C --- CHECK FOR COMPOUND --- | |
29 | KK=ABS(Q(JMA+11)) | |
30 | IF (KK .GE. 2) GO TO 10 | |
31 | C | |
32 | C --- ELEMENTS --- | |
33 | ATNO2=A | |
34 | ZNO2=Z | |
35 | IF (NPRT(4)) WRITE(NEWBCD,1000) ATNO2,ZNO2 | |
36 | 1000 FORMAT(' *COMPO* INTERACTION ON NUCLEUS OF ELEMENT WITH', | |
37 | $ ' A = ',G12.5,' Z = ',G12.5) | |
38 | GO TO 9999 | |
39 | C | |
40 | C --- COMPOUNDS ===> SELECT NUCLEUS --- | |
41 | 10 CONTINUE | |
42 | C | |
43 | SUM=0.0 | |
44 | DO 11 I=1,KK | |
45 | AI=Q(JMIXT+I) | |
46 | ZI=Q(JMIXT+KK+I) | |
47 | WI=Q(JMIXT+2*KK+I) | |
48 | SUM=SUM+WI/AI | |
49 | 11 CONTINUE | |
50 | CALL GRNDM(RNDM,1) | |
51 | TEST1=RNDM(1)*SUM | |
52 | C | |
53 | TEST2=0.0 | |
54 | DO 12 I=1,KK | |
55 | JCOMPO=I | |
56 | AI=Q(JMIXT+I) | |
57 | ZI=Q(JMIXT+KK+I) | |
58 | WI=Q(JMIXT+2*KK+I) | |
59 | TEST2=TEST2+WI/AI | |
60 | IF (TEST2 .GT. TEST1) GO TO 20 | |
61 | 12 CONTINUE | |
62 | C | |
63 | 20 CONTINUE | |
64 | ATNO2=AI | |
65 | ZNO2=ZI | |
66 | IF (NPRT(4)) WRITE(NEWBCD,1001) JCOMPO,ATNO2,ZNO2 | |
67 | 1001 FORMAT(' *COMPO* COMPONENT NO. ',I2,' HAS BEEN SELECTED WITH', | |
68 | $ ' A = ',G12.5,' Z = ',G12.5) | |
69 | C | |
70 | 9999 CONTINUE | |
71 | END |