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geant4/examples/extended/parallel/ParN04/pythia_main.f
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2016-06-08 16:39:52 +02:00

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FortranFixed

*
COMMON /LUDAT2/ KCHG(500,3),PMAS(500,4),PARF(2000),VCKM(4,4)
COMMON /LUDAT3/ MDCY(500,3),MDME(2000,2),BRAT(2000),KFDP(2000,5)
COMMON /PYSUBS/ MSEL,MSUB(200),KFIN(2,-40:40),CKIN(200)
COMMON /PYPARS/ MSTP(200),PARP(200),MSTI(200),PARI(200)
*********** COMMON /LUJETS/ N,K(4000,5),P(4000,5),V(4000,5)
EXTERNAL LUDATA,PYDATA
CHARACTER FRAME*4,BEAM*10,TARGET*10
REAL WIN
INTEGER LUCOMP
REAL PDT(500,5)
*
FRAME = 'CMS'
BEAM = 'P'
TARGET = 'P'
WIN = 14000.
NEVNT = 3
*
MSEL = 0
MSUB(102) = 1
MSUB(123) = 1
MSUB(124) = 1
*
PMAS(6,1) = 176.
PMAS(25,1) = 500.
CKIN(1) = 470.
CKIN(2) = 530.
*
* turn off all Higgs decays except the ZZ
*
IH = LUCOMP(25)
DO IDC=MDCY(IH,2),MDCY(IH,2)+MDCY(IH,3)-1
IF (KFDP(IDC,1).NE.23.AND.MDME(IDC,1).EQ.1) MDME(IDC,1)=0
ENDDO
*
* turn off all Z decays except mumu or ee
*
IZ = LUCOMP(23)
DO IDC=MDCY(IZ,2),MDCY(IZ,2)+MDCY(IZ,3)-1
IF (MDME(IDC,1).EQ.1) THEN
IF ((IABS(KFDP(IDC,1)).NE.13)
> .AND.(IABS(KFDP(IDC,1)).NE.11)) THEN
MDME(IDC,1)=0
ENDIF
ENDIF
ENDDO
***********************************************************
CALL PYINIT(FRAME,BEAM,TARGET,WIN)
*
DO IEVT = 1, NEVNT
*
CALL PYEVNT
CALL LUEDIT(11)
CALL LUEDIT(12)
CALL LUEDIT(15)
*
CALL LUHEPC(1)
*
CALL HEP2G4
*
ENDDO
***********************************************************
STOP
END
***********************************************************
SUBROUTINE HEP2G4
*
* Output /HEPEVT/ event structure to G4HEPEvtInterface
*
* M.Asai (asai@kekvax.kek.jp) -- 24/09/96
*
***********************************************************
PARAMETER (NMXHEP=2000)
COMMON/HEPEVT/NEVHEP,NHEP,ISTHEP(NMXHEP),IDHEP(NMXHEP),
>JMOHEP(2,NMXHEP),JDAHEP(2,NMXHEP),PHEP(5,NMXHEP),VHEP(4,NMXHEP)
DOUBLE PRECISION PHEP,VHEP
*
WRITE(6,*) NHEP
DO IHEP=1,NHEP
WRITE(6,10)
> ISTHEP(IHEP),IDHEP(IHEP),JDAHEP(1,IHEP),JDAHEP(2,IHEP),
> PHEP(1,IHEP),PHEP(2,IHEP),PHEP(3,IHEP),PHEP(5,IHEP)
10 FORMAT(4I5,4(1X,D15.8))
ENDDO
*
RETURN
END