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| 2 | SUBROUTINE GUKINE |
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| 3 | * |
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| 4 | * Generates Kinematics for primary track |
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| 5 | * |
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| 6 | * Data card Kine : Itype Ekine xbeam rbeam |
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| 7 | * |
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| 8 | #include "geant321/gcbank.inc" |
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| 9 | #include "geant321/gcflag.inc" |
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| 10 | #include "geant321/gckine.inc" |
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| 11 | #include "calor.inc" |
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| 12 | * |
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| 13 | DIMENSION VERTEX(3),PLAB(3) |
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| 14 | dimension rndm(3) |
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| 15 | * |
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| 16 | DATA VERTEX/3*0./ |
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| 17 | DATA PLAB /3*0./ |
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| 18 | * |
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| 19 | IF (PKINE(2).NE.0.) vertex(1) = -0.5*BoxSize |
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| 20 | * |
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| 21 | * random in YZ ? |
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| 22 | if ((pkine(3).lt.0.).or.(pkine(3).gt.1.)) pkine(3) = 0. |
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| 23 | rbeam = pkine(3)*0.5*BoxSize |
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| 24 | call GRNDM (rndm,2) |
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| 25 | * |
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| 26 | VERTEX(2) = (2*rndm(1)-1.)*rbeam |
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| 27 | VERTEX(3) = (2*rndm(2)-1.)*rbeam |
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| 28 | * |
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| 29 | CALL GSVERT(VERTEX,0,0,0,0,NVERT) |
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| 30 | * |
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| 31 | JPA = LQ(JPART-IKINE) |
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| 32 | XMASS = Q(JPA+7) |
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| 33 | PLAB(1) = SQRT(PKINE(1)*(PKINE(1)+2*XMASS)) |
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| 34 | * |
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| 35 | CALL GSKINE(PLAB,IKINE,NVERT,0,0,NT) |
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| 36 | * |
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| 37 | * *** Kinematics debug |
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| 38 | IF (IEVENT.EQ.1.OR.IDEBUG.NE.0) CALL GPRINT('KINE',0) |
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| 39 | * |
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| 40 | END |
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