Line | |
---|
1 | |
---|
2 | SUBROUTINE GUKINE |
---|
3 | * |
---|
4 | * Generates Kinematics for primary track |
---|
5 | * |
---|
6 | * Data card Kine : Itype Ekine x0 y0 z0 ux uy uz rbeam |
---|
7 | * |
---|
8 | * rbeam : size of the random beam extension in fraction of 0.5*calorYZ |
---|
9 | * |
---|
10 | #include "geant321/gcbank.inc" |
---|
11 | #include "geant321/gcflag.inc" |
---|
12 | #include "geant321/gckine.inc" |
---|
13 | #include "calor.inc" |
---|
14 | #include "histo.inc" |
---|
15 | * |
---|
16 | DIMENSION VERTEX(3),PLAB(3) |
---|
17 | dimension rndm(2) |
---|
18 | * |
---|
19 | data aMeV /1.e-3/ |
---|
20 | * |
---|
21 | * *** set/reset default kinematic |
---|
22 | IF ((IKINE.LT.0).or.(abs(PKINE(2)).GT.0.5*worldX)) THEN |
---|
23 | IKINE = ABS(IKINE) |
---|
24 | PKINE(2) = -0.5*worldX |
---|
25 | PKINE(3) = 0. |
---|
26 | PKINE(4) = 0. |
---|
27 | PKINE(5) = 1. |
---|
28 | PKINE(6) = 0. |
---|
29 | PKINE(7) = 0. |
---|
30 | ENDIF |
---|
31 | * |
---|
32 | * random in YZ ? |
---|
33 | if ((pkine(8).lt.0.).or.(pkine(8).gt.1.)) pkine(8) = 0. |
---|
34 | rbeam = pkine(8)*0.5*calorYZ |
---|
35 | call GRNDM (rndm,2) |
---|
36 | * |
---|
37 | VERTEX(1) = PKINE(2) |
---|
38 | VERTEX(2) = PKINE(3) + (2*rndm(1)-1.)*rbeam |
---|
39 | VERTEX(3) = PKINE(4) + (2*rndm(2)-1.)*rbeam |
---|
40 | * |
---|
41 | CALL GSVERT(VERTEX,0,0,0,0,NVERT) |
---|
42 | * |
---|
43 | * |
---|
44 | JPA = LQ(JPART-IKINE) |
---|
45 | XMASS = Q(JPA+7) |
---|
46 | PMOM = SQRT(PKINE(1)*(PKINE(1)+2*XMASS)) |
---|
47 | PLAB(1) = PMOM*PKINE(5) |
---|
48 | PLAB(2) = PMOM*PKINE(6) |
---|
49 | PLAB(3) = PMOM*PKINE(7) |
---|
50 | * |
---|
51 | CALL GSKINE(PLAB,IKINE,NVERT,0,0,NT) |
---|
52 | * |
---|
53 | * *** Kinematics debug |
---|
54 | IF (IEVENT.EQ.1.OR.IDEBUG.NE.0) CALL GPRINT('KINE',0) |
---|
55 | * |
---|
56 | END |
---|
Note: See
TracBrowser
for help on using the repository browser.