[u/mrichter/AliRoot.git] / TFluka / source.cxx

// Fortran 
#include "TCallf77.h"

// Fluka commons
#include "Fdblprc.h"  //(DBLPRC) fluka common
#include "Fdimpar.h"  //(DIMPAR) fluka parameters
#include "Fsourcm.h"  //(EPISOR) fluka common
#include "Fflkstk.h"  //(FLKSTK)  fluka common
#include "Fsumcou.h"  //(SUMCOU)  fluka common
#include "Fpaprop.h"  //(PAPROP) fluka common
#include "Fltclcm.h"  //(LTCLCM) fluka common
#include "Fopphst.h"  //(OPPHST) fluka common

//Virutal MC
#include "TFluka.h"

#include "TVirtualMCStack.h"
//#include "TVirtualMCApplication.h"

#include "TParticle.h"
#include "TVector3.h"

//Other
#include <Riostream.h>

#ifndef WIN32
# define source source_
# define geocrs geocrs_
# define georeg georeg_
# define geohsm geohsm_
# define soevsv soevsv_
#else
# define source SOURCE
# define geocrs GEOCRS
# define georeg GEOREG
# define geohsm GEOHSM
# define soevsv SOEVSV
#endif

extern "C" {
  //
  // Prototypes for FLUKA functions
  //
  void type_of_call geocrs(Double_t &, Double_t &, Double_t &);
  void type_of_call georeg(Double_t &, Double_t &, Double_t &, 
			   Int_t &, Int_t &);
  void type_of_call geohsm(Int_t &, Int_t &, Int_t &, Int_t &);
  void type_of_call soevsv();
 /*
   *----------------------------------------------------------------------*
   *                                                                      *
   *     Created on 07 january 1990   by    Alfredo Ferrari & Paola Sala  *
   *                                                   Infn - Milan       *
   *                                                                      *
   *     Last change on 21-jun-98     by    Alfredo Ferrari               *
   *                                                                      *
   *     C++ version on 27-sep-02     by    Isidro Gonzalez               *
   *                                                                      *
   *  This is just an example of a possible user written source routine.  *
   *  note that the beam card still has some meaning - in the scoring the *
   *  maximum momentum used in deciding the binning is taken from the     *
   *  beam momentum.  Other beam card parameters are obsolete.            *
   *                                                                      *
   *----------------------------------------------------------------------*/

  void source(Int_t& nomore) {
// Get the pointer to TFluka
    TFluka* fluka = (TFluka*)gMC;

    Int_t verbosityLevel = fluka->GetVerbosityLevel();
    Bool_t debug = (verbosityLevel>=3)?kTRUE:kFALSE;
    if (debug) {
      cout << "==> source(" << nomore << ")" << endl;
      cout << "\t* SOURCM.lsouit = " << (SOURCM.lsouit?'T':'F') << endl;
    }  

    static Bool_t lfirst = true;
    static Bool_t particleIsPrimary = true;
    static Bool_t lastParticleWasPrimary = true;

    nomore = 0;

    
//  Get the stack 
    TVirtualMCStack* cppstack = fluka->GetStack();

    TParticle* particle;
    Int_t itrack = -1;
    Int_t  nprim  = cppstack->GetNprimary();
//  Get the next particle from the stack
    particle  = cppstack->PopNextTrack(itrack);
    fluka->SetTrackIsNew(kTRUE);
    if (itrack == (nprim - 1)) lfirst = true;
//  Is this a secondary not handled by Fluka, i.e. a particle added by user action ?
    lastParticleWasPrimary = particleIsPrimary;
    
    if (itrack >= nprim) {
	particleIsPrimary = kFALSE;
    } else {
	particleIsPrimary = kTRUE;
    }

    if (lfirst) {
	SOURCM.tkesum = zerzer;
	lfirst = false;
	SOURCM.lussrc = true;
    } else {
//
// Post-track actions for primary track
//
	if (particleIsPrimary) {
	    TVirtualMCApplication::Instance()->PostTrack();
	    TVirtualMCApplication::Instance()->FinishPrimary();
	    if ((itrack%10)==0) printf("=== TRACKING PRIMARY %d ===\n", itrack);
	}
    }

    // Exit if itrack is negative (-1). Set lsouit to false to mark last track for this event

    if (itrack<0) {
      nomore = 1;
      SOURCM.lsouit = false;
      if (debug) {
         cout << "\t* SOURCM.lsouit = " << (SOURCM.lsouit?'T':'F') << endl;
         cout << "\t* No more particles. Exiting..." << endl;
         cout << "<== source(" << nomore << ")" << endl;
      }   
      return;
    }
    
    //
    // Handle user event abortion
    if (fluka->EventIsStopped()) {
	printf("Event has been stopped by user !");
	fluka->SetStopEvent(kFALSE);
	nomore = 1;
	SOURCM.lsouit = false;
	return;
    }

    //Get some info about the particle and print it
    //
    //pdg code
    Int_t pdg = particle->GetPdgCode();
    TVector3 polarisation;
    particle->GetPolarisation(polarisation);
    if (debug) {
       cout << "\t* Particle " << itrack << " retrieved..." << endl;
       cout << "\t\t+ Name = " << particle->GetName() << endl;
       cout << "\t\t+ PDG/Fluka code = " << pdg 
	    << " / " << fluka->IdFromPDG(pdg) << endl;
       cout << "\t\t+ P = (" 
	    << particle->Px() << " , "
	    << particle->Py() << " , "
	    << particle->Pz() << " ) --> "
	    << particle->P() << " GeV " 
	    << particle->Energy() << " GeV "  
	    << particle->GetMass() << " GeV " << endl;
    }   
    /* Npflka is the stack counter: of course any time source is called it
     * must be =0
     */
    /* Cosines (tx,ty,tz)*/
    Double_t cosx = particle->Px()/particle->P();
    Double_t cosy = particle->Py()/particle->P();
    Double_t cosz = TMath::Sqrt(oneone - cosx*cosx - cosy*cosy);
    if (particle->Pz() < 0.) cosz = -cosz;    

    if (pdg != 50000050 &&  pdg !=  50000051) {
	FLKSTK.npflka++;
	Int_t ifl =  fluka-> IdFromPDG(pdg);
	FLKSTK.iloflk[FLKSTK.npflka] = ifl;
	/* Wtflk is the weight of the particle*/
	FLKSTK.wtflk[FLKSTK.npflka] = oneone;
	SUMCOU.weipri += FLKSTK.wtflk[FLKSTK.npflka];
	
	FLKSTK.loflk[FLKSTK.npflka] = 1;
	
	/* User dependent flag:*/
	FLKSTK.louse[FLKSTK.npflka] = 0;

	/* User dependent spare variables:*/
	Int_t ispr = 0;
	for (ispr = 0; ispr < mkbmx1; ispr++)
	    FLKSTK.sparek[FLKSTK.npflka][ispr] = zerzer;

	/* User dependent spare flags:*/
	for (ispr = 0; ispr < mkbmx2; ispr++)
	    FLKSTK.ispark[FLKSTK.npflka][ispr] = 0;

	/* Save the track number of the stack particle:*/
	FLKSTK.ispark[FLKSTK.npflka][mkbmx2-1] = itrack;
	FLKSTK.nparma++;
	FLKSTK.numpar[FLKSTK.npflka] = FLKSTK.nparma;
	FLKSTK.nevent[FLKSTK.npflka] = 0;
	FLKSTK.dfnear[FLKSTK.npflka] = +zerzer;
	
	/* Particle age (s)*/
	FLKSTK.agestk[FLKSTK.npflka] = +zerzer;
	FLKSTK.cmpath[FLKSTK.npflka] = +zerzer;
	FLKSTK.aknshr[FLKSTK.npflka] = -twotwo;

	/* Group number for "low" energy neutrons, set to 0 anyway*/
	FLKSTK.igroup[FLKSTK.npflka] = 0;
	
	/* Kinetic energy */
	Double_t p    = particle->P();
	Double_t mass = PAPROP.am[ifl + 6];
	FLKSTK.tkeflk[FLKSTK.npflka] =  TMath::Sqrt( p * p + mass * mass) - mass;
	/* Particle momentum*/
	FLKSTK.pmoflk [FLKSTK.npflka] = p;

	FLKSTK.txflk [FLKSTK.npflka] = cosx;
	FLKSTK.tyflk [FLKSTK.npflka] = cosy;
	FLKSTK.tzflk [FLKSTK.npflka] = cosz;
    
	/* Polarization cosines:*/
	if (polarisation.Mag()) {
	    Double_t cospolx = polarisation.Px() / polarisation.Mag();
	    Double_t cospoly = polarisation.Py() / polarisation.Mag();
	    Double_t cospolz = sqrt(oneone - cospolx * cospolx - cospoly * cospoly);
	    FLKSTK.txpol [FLKSTK.npflka] = cospolx;
	    FLKSTK.typol [FLKSTK.npflka] = cospoly;
	    FLKSTK.tzpol [FLKSTK.npflka] = cospolz;
	}
	else {
	    FLKSTK.txpol [FLKSTK.npflka] = -twotwo;
	    FLKSTK.typol [FLKSTK.npflka] = +zerzer;
	    FLKSTK.tzpol [FLKSTK.npflka] = +zerzer;
	}
	
	/* Particle coordinates*/
	// Vertext coordinates;
	FLKSTK.xflk [FLKSTK.npflka] = particle->Vx();
	FLKSTK.yflk [FLKSTK.npflka] = particle->Vy();
	FLKSTK.zflk [FLKSTK.npflka] = particle->Vz();
    
	/*  Calculate the total kinetic energy of the primaries: don't change*/
	Int_t st_ilo =  FLKSTK.iloflk[FLKSTK.npflka];
	if ( st_ilo != 0 )
	    SOURCM.tkesum += 
		((FLKSTK.tkeflk[FLKSTK.npflka] + PAPROP.amdisc[st_ilo+6])
		 * FLKSTK.wtflk[FLKSTK.npflka]);
	else
	    SOURCM.tkesum += (FLKSTK.tkeflk[FLKSTK.npflka] * FLKSTK.wtflk[FLKSTK.npflka]);
	
	/*  Here we ask for the region number of the hitting point.
	 *     NRGFLK (LFLKSTK) = ...
	 *  The following line makes the starting region search much more
	 *  robust if particles are starting very close to a boundary:
	 */
	geocrs( FLKSTK.txflk[FLKSTK.npflka], 
		FLKSTK.tyflk[FLKSTK.npflka], 
		FLKSTK.tzflk[FLKSTK.npflka] );
    
	Int_t idisc;

	georeg ( FLKSTK.xflk[FLKSTK.npflka], 
		 FLKSTK.yflk[FLKSTK.npflka], 
		 FLKSTK.zflk[FLKSTK.npflka],
		 FLKSTK.nrgflk[FLKSTK.npflka], 
		 idisc);//<-- dummy return variable not used
	/*  Do not change these cards:*/
	Int_t igeohsm1 = 1;
	Int_t igeohsm2 = -11;
	geohsm ( FLKSTK.nhspnt[FLKSTK.npflka], igeohsm1, igeohsm2, LTCLCM.mlattc );
	FLKSTK.nlattc[FLKSTK.npflka] = LTCLCM.mlattc;
	soevsv();
    } else {
        //
	// Next particle is optical photon
	//
	OPPHST.lstopp++;
	OPPHST.donear [OPPHST.lstopp - 1] = 0.;

	OPPHST.xoptph [OPPHST.lstopp - 1] = particle->Vx();
	OPPHST.yoptph [OPPHST.lstopp - 1] = particle->Vy();
	OPPHST.zoptph [OPPHST.lstopp - 1] = particle->Vz();

	OPPHST.txopph [OPPHST.lstopp - 1] = cosx;
	OPPHST.tyopph [OPPHST.lstopp - 1] = cosy;
	OPPHST.tzopph [OPPHST.lstopp - 1] = cosz;


	if (polarisation.Mag()) {
	    Double_t cospolx = polarisation.Px() / polarisation.Mag();
	    Double_t cospoly = polarisation.Py() / polarisation.Mag();
	    Double_t cospolz = sqrt(oneone - cospolx * cospolx - cospoly * cospoly);
	    OPPHST.txpopp [OPPHST.lstopp - 1] = cospolx;
	    OPPHST.typopp [OPPHST.lstopp - 1] = cospoly;
	    OPPHST.tzpopp [OPPHST.lstopp - 1] = cospolz;
	}
	else {
	    OPPHST.txpopp [OPPHST.lstopp - 1] = -twotwo;
	    OPPHST.typopp [OPPHST.lstopp - 1] = +zerzer;
	    OPPHST.tzpopp [OPPHST.lstopp - 1] = +zerzer;
	}
	
	geocrs( OPPHST.txopph[OPPHST.lstopp - 1], 
		OPPHST.tyopph[OPPHST.lstopp - 1], 
		OPPHST.tzopph[OPPHST.lstopp - 1] );
    
	Int_t idisc;

	georeg ( OPPHST.xoptph[OPPHST.lstopp - 1], 
		 OPPHST.yoptph[OPPHST.lstopp - 1], 
		 OPPHST.zoptph[OPPHST.lstopp - 1],
		 OPPHST.nregop[OPPHST.lstopp - 1], 
		 idisc);//<-- dummy return variable not used
	
	OPPHST.wtopph [OPPHST.lstopp - 1] = particle->GetWeight();
	OPPHST.poptph [OPPHST.lstopp - 1] = particle->P();
	OPPHST.agopph [OPPHST.lstopp - 1] = particle->T();	
	OPPHST.cmpopp [OPPHST.lstopp - 1] = +zerzer;
	OPPHST.loopph [OPPHST.lstopp - 1] = 0;
	OPPHST.louopp [OPPHST.lstopp - 1] = itrack;
    }
    
//
//  Pre-track actions at for primary tracks
//
    if (particleIsPrimary) {
	TVirtualMCApplication::Instance()->BeginPrimary();
	TVirtualMCApplication::Instance()->PreTrack();
    }
    
//
    if (debug) cout << "<== source(" << nomore << ")" << endl;
  }
}
Commit	Line	Data
b9d0a01d	1	// Fortran
	2	#include "TCallf77.h"
	3
	4	// Fluka commons
	5	#include "Fdblprc.h" //(DBLPRC) fluka common
	6	#include "Fdimpar.h" //(DIMPAR) fluka parameters
81f1d030	7	#include "Fsourcm.h" //(EPISOR) fluka common
81f1d030	8	#include "Fflkstk.h" //(FLKSTK) fluka common
380c2ff0	9	#include "Fsumcou.h" //(SUMCOU) fluka common
b9d0a01d	10	#include "Fpaprop.h" //(PAPROP) fluka common
b9d0a01d	11	#include "Fltclcm.h" //(LTCLCM) fluka common
cfd35035	12	#include "Fopphst.h" //(OPPHST) fluka common
b9d0a01d	13
	14	//Virutal MC
	15	#include "TFluka.h"
a7bb59a2	16
b9d0a01d	17	#include "TVirtualMCStack.h"
fbf08100	18	//#include "TVirtualMCApplication.h"
fbf08100	19
b9d0a01d	20	#include "TParticle.h"
	21	#include "TVector3.h"
	22
	23	//Other
eae0fe66	24	#include <Riostream.h>
b9d0a01d	25
	26	#ifndef WIN32
	27	# define source source_
	28	# define geocrs geocrs_
	29	# define georeg georeg_
	30	# define geohsm geohsm_
	31	# define soevsv soevsv_
	32	#else
	33	# define source SOURCE
	34	# define geocrs GEOCRS
	35	# define georeg GEOREG
	36	# define geohsm GEOHSM
	37	# define soevsv SOEVSV
	38	#endif
	39
b9d0a01d	40	extern "C" {
	41	//
	42	// Prototypes for FLUKA functions
	43	//
	44	void type_of_call geocrs(Double_t &, Double_t &, Double_t &);
	45	void type_of_call georeg(Double_t &, Double_t &, Double_t &,
	46	Int_t &, Int_t &);
	47	void type_of_call geohsm(Int_t &, Int_t &, Int_t &, Int_t &);
	48	void type_of_call soevsv();
	49	/*
	50	----------------------------------------------------------------------
	51	* *
	52	* Created on 07 january 1990 by Alfredo Ferrari & Paola Sala *
	53	* Infn - Milan *
	54	* *
	55	* Last change on 21-jun-98 by Alfredo Ferrari *
	56	* *
	57	* C++ version on 27-sep-02 by Isidro Gonzalez *
	58	* *
	59	* This is just an example of a possible user written source routine. *
	60	* note that the beam card still has some meaning - in the scoring the *
	61	* maximum momentum used in deciding the binning is taken from the *
	62	* beam momentum. Other beam card parameters are obsolete. *
	63	* *
	64	----------------------------------------------------------------------/
	65
	66	void source(Int_t& nomore) {
b496f27c	67	// Get the pointer to TFluka
2bc4c610	68	TFluka* fluka = (TFluka*)gMC;
b496f27c	69
2bc4c610	70	Int_t verbosityLevel = fluka->GetVerbosityLevel();
	71	Bool_t debug = (verbosityLevel>=3)?kTRUE:kFALSE;
	72	if (debug) {
ce60a136	73	cout << "==> source(" << nomore << ")" << endl;
81f1d030	74	cout << "\t* SOURCM.lsouit = " << (SOURCM.lsouit?'T':'F') << endl;
2bc4c610	75	}
b9d0a01d	76
2bc4c610	77	static Bool_t lfirst = true;
	78	static Bool_t particleIsPrimary = true;
	79	static Bool_t lastParticleWasPrimary = true;
b9d0a01d	80
ce60a136	81	nomore = 0;
cadd9e6b	82
b496f27c	83
b496f27c	84	// Get the stack
b9d0a01d	85	TVirtualMCStack* cppstack = fluka->GetStack();
b496f27c	86
ce60a136	87	TParticle* particle;
b9d0a01d	88	Int_t itrack = -1;
ce60a136	89	Int_t nprim = cppstack->GetNprimary();
	90	// Get the next particle from the stack
	91	particle = cppstack->PopNextTrack(itrack);
2bc4c610	92	fluka->SetTrackIsNew(kTRUE);
a32460fe	93	if (itrack == (nprim - 1)) lfirst = true;
ce60a136	94	// Is this a secondary not handled by Fluka, i.e. a particle added by user action ?
	95	lastParticleWasPrimary = particleIsPrimary;
	96
	97	if (itrack >= nprim) {
	98	particleIsPrimary = kFALSE;
	99	} else {
	100	particleIsPrimary = kTRUE;
	101	}
	102
ce60a136	103	if (lfirst) {
81f1d030	104	SOURCM.tkesum = zerzer;
ce60a136	105	lfirst = false;
81f1d030	106	SOURCM.lussrc = true;
ce60a136	107	} else {
	108	//
	109	// Post-track actions for primary track
	110	//
	111	if (particleIsPrimary) {
	112	TVirtualMCApplication::Instance()->PostTrack();
	113	TVirtualMCApplication::Instance()->FinishPrimary();
b496f27c	114	if ((itrack%10)==0) printf("=== TRACKING PRIMARY %d ===\n", itrack);
ce60a136	115	}
ce60a136	116	}
b9d0a01d	117
b496f27c	118	// Exit if itrack is negative (-1). Set lsouit to false to mark last track for this event
ce60a136	119
b9d0a01d	120	if (itrack<0) {
b9d0a01d	121	nomore = 1;
81f1d030	122	SOURCM.lsouit = false;
2bc4c610	123	if (debug) {
81f1d030	124	cout << "\t* SOURCM.lsouit = " << (SOURCM.lsouit?'T':'F') << endl;
2bc4c610	125	cout << "\t* No more particles. Exiting..." << endl;
	126	cout << "<== source(" << nomore << ")" << endl;
	127	}
b9d0a01d	128	return;
b9d0a01d	129	}
ce60a136	130
b496f27c	131	//
	132	// Handle user event abortion
	133	if (fluka->EventIsStopped()) {
	134	printf("Event has been stopped by user !");
	135	fluka->SetStopEvent(kFALSE);
	136	nomore = 1;
81f1d030	137	SOURCM.lsouit = false;
b496f27c	138	return;
	139	}
	140
b9d0a01d	141	//Get some info about the particle and print it
ce60a136	142	//
	143	//pdg code
	144	Int_t pdg = particle->GetPdgCode();
b9d0a01d	145	TVector3 polarisation;
b9d0a01d	146	particle->GetPolarisation(polarisation);
2bc4c610	147	if (debug) {
	148	cout << "\t* Particle " << itrack << " retrieved..." << endl;
	149	cout << "\t\t+ Name = " << particle->GetName() << endl;
	150	cout << "\t\t+ PDG/Fluka code = " << pdg
	151	<< " / " << fluka->IdFromPDG(pdg) << endl;
	152	cout << "\t\t+ P = ("
	153	<< particle->Px() << " , "
	154	<< particle->Py() << " , "
	155	<< particle->Pz() << " ) --> "
6b51799c	156	<< particle->P() << " GeV "
	157	<< particle->Energy() << " GeV "
	158	<< particle->GetMass() << " GeV " << endl;
2bc4c610	159	}
81f1d030	160	/* Npflka is the stack counter: of course any time source is called it
b9d0a01d	161	* must be =0
b9d0a01d	162	*/
cfd35035	163	/* Cosines (tx,ty,tz)*/
	164	Double_t cosx = particle->Px()/particle->P();
	165	Double_t cosy = particle->Py()/particle->P();
	166	Double_t cosz = TMath::Sqrt(oneone - cosxcosx - cosycosy);
	167	if (particle->Pz() < 0.) cosz = -cosz;
ce60a136	168
cfd35035	169	if (pdg != 50000050 && pdg != 50000051) {
81f1d030	170	FLKSTK.npflka++;
6b51799c	171	Int_t ifl = fluka-> IdFromPDG(pdg);
81f1d030	172	FLKSTK.iloflk[FLKSTK.npflka] = ifl;
	173	/* Wtflk is the weight of the particle*/
	174	FLKSTK.wtflk[FLKSTK.npflka] = oneone;
	175	SUMCOU.weipri += FLKSTK.wtflk[FLKSTK.npflka];
cfd35035	176
81f1d030	177	FLKSTK.loflk[FLKSTK.npflka] = 1;
cfd35035	178
cfd35035	179	/* User dependent flag:*/
81f1d030	180	FLKSTK.louse[FLKSTK.npflka] = 0;
ce60a136	181
cfd35035	182	/* User dependent spare variables:*/
	183	Int_t ispr = 0;
	184	for (ispr = 0; ispr < mkbmx1; ispr++)
81f1d030	185	FLKSTK.sparek[FLKSTK.npflka][ispr] = zerzer;
ce60a136	186
cfd35035	187	/* User dependent spare flags:*/
cfd35035	188	for (ispr = 0; ispr < mkbmx2; ispr++)
81f1d030	189	FLKSTK.ispark[FLKSTK.npflka][ispr] = 0;
ce60a136	190
cfd35035	191	/* Save the track number of the stack particle:*/
81f1d030	192	FLKSTK.ispark[FLKSTK.npflka][mkbmx2-1] = itrack;
	193	FLKSTK.nparma++;
	194	FLKSTK.numpar[FLKSTK.npflka] = FLKSTK.nparma;
	195	FLKSTK.nevent[FLKSTK.npflka] = 0;
	196	FLKSTK.dfnear[FLKSTK.npflka] = +zerzer;
e5e3c7b1	197
cfd35035	198	/* Particle age (s)*/
81f1d030	199	FLKSTK.agestk[FLKSTK.npflka] = +zerzer;
	200	FLKSTK.cmpath[FLKSTK.npflka] = +zerzer;
	201	FLKSTK.aknshr[FLKSTK.npflka] = -twotwo;
ce60a136	202
cfd35035	203	/* Group number for "low" energy neutrons, set to 0 anyway*/
81f1d030	204	FLKSTK.igroup[FLKSTK.npflka] = 0;
cfd35035	205
cfd35035	206	/* Kinetic energy */
6b51799c	207	Double_t p = particle->P();
6b51799c	208	Double_t mass = PAPROP.am[ifl + 6];
81f1d030	209	FLKSTK.tkeflk[FLKSTK.npflka] = TMath::Sqrt( p * p + mass * mass) - mass;
cfd35035	210	/* Particle momentum*/
81f1d030	211	FLKSTK.pmoflk [FLKSTK.npflka] = p;
cfd35035	212
81f1d030	213	FLKSTK.txflk [FLKSTK.npflka] = cosx;
	214	FLKSTK.tyflk [FLKSTK.npflka] = cosy;
	215	FLKSTK.tzflk [FLKSTK.npflka] = cosz;
b9d0a01d	216
cfd35035	217	/* Polarization cosines:*/
	218	if (polarisation.Mag()) {
	219	Double_t cospolx = polarisation.Px() / polarisation.Mag();
	220	Double_t cospoly = polarisation.Py() / polarisation.Mag();
	221	Double_t cospolz = sqrt(oneone - cospolx * cospolx - cospoly * cospoly);
81f1d030	222	FLKSTK.txpol [FLKSTK.npflka] = cospolx;
	223	FLKSTK.typol [FLKSTK.npflka] = cospoly;
	224	FLKSTK.tzpol [FLKSTK.npflka] = cospolz;
cfd35035	225	}
cfd35035	226	else {
81f1d030	227	FLKSTK.txpol [FLKSTK.npflka] = -twotwo;
	228	FLKSTK.typol [FLKSTK.npflka] = +zerzer;
	229	FLKSTK.tzpol [FLKSTK.npflka] = +zerzer;
cfd35035	230	}
	231
	232	/* Particle coordinates*/
	233	// Vertext coordinates;
81f1d030	234	FLKSTK.xflk [FLKSTK.npflka] = particle->Vx();
	235	FLKSTK.yflk [FLKSTK.npflka] = particle->Vy();
	236	FLKSTK.zflk [FLKSTK.npflka] = particle->Vz();
b9d0a01d	237
cfd35035	238	/* Calculate the total kinetic energy of the primaries: don't change*/
81f1d030	239	Int_t st_ilo = FLKSTK.iloflk[FLKSTK.npflka];
cfd35035	240	if ( st_ilo != 0 )
81f1d030	241	SOURCM.tkesum +=
	242	((FLKSTK.tkeflk[FLKSTK.npflka] + PAPROP.amdisc[st_ilo+6])
	243	* FLKSTK.wtflk[FLKSTK.npflka]);
cfd35035	244	else
81f1d030	245	SOURCM.tkesum += (FLKSTK.tkeflk[FLKSTK.npflka] * FLKSTK.wtflk[FLKSTK.npflka]);
cfd35035	246
cfd35035	247	/* Here we ask for the region number of the hitting point.
81f1d030	248	* NRGFLK (LFLKSTK) = ...
cfd35035	249	* The following line makes the starting region search much more
	250	* robust if particles are starting very close to a boundary:
	251	*/
81f1d030	252	geocrs( FLKSTK.txflk[FLKSTK.npflka],
	253	FLKSTK.tyflk[FLKSTK.npflka],
	254	FLKSTK.tzflk[FLKSTK.npflka] );
b9d0a01d	255
cfd35035	256	Int_t idisc;
cfd35035	257
81f1d030	258	georeg ( FLKSTK.xflk[FLKSTK.npflka],
	259	FLKSTK.yflk[FLKSTK.npflka],
	260	FLKSTK.zflk[FLKSTK.npflka],
	261	FLKSTK.nrgflk[FLKSTK.npflka],
cfd35035	262	idisc);//<-- dummy return variable not used
	263	/* Do not change these cards:*/
	264	Int_t igeohsm1 = 1;
	265	Int_t igeohsm2 = -11;
81f1d030	266	geohsm ( FLKSTK.nhspnt[FLKSTK.npflka], igeohsm1, igeohsm2, LTCLCM.mlattc );
81f1d030	267	FLKSTK.nlattc[FLKSTK.npflka] = LTCLCM.mlattc;
cfd35035	268	soevsv();
cfd35035	269	} else {
b496f27c	270	//
cfd35035	271	// Next particle is optical photon
b496f27c	272	//
cfd35035	273	OPPHST.lstopp++;
	274	OPPHST.donear [OPPHST.lstopp - 1] = 0.;
	275
	276	OPPHST.xoptph [OPPHST.lstopp - 1] = particle->Vx();
	277	OPPHST.yoptph [OPPHST.lstopp - 1] = particle->Vy();
	278	OPPHST.zoptph [OPPHST.lstopp - 1] = particle->Vz();
	279
	280	OPPHST.txopph [OPPHST.lstopp - 1] = cosx;
	281	OPPHST.tyopph [OPPHST.lstopp - 1] = cosy;
	282	OPPHST.tzopph [OPPHST.lstopp - 1] = cosz;
	283
	284
	285	if (polarisation.Mag()) {
	286	Double_t cospolx = polarisation.Px() / polarisation.Mag();
	287	Double_t cospoly = polarisation.Py() / polarisation.Mag();
	288	Double_t cospolz = sqrt(oneone - cospolx * cospolx - cospoly * cospoly);
	289	OPPHST.txpopp [OPPHST.lstopp - 1] = cospolx;
	290	OPPHST.typopp [OPPHST.lstopp - 1] = cospoly;
	291	OPPHST.tzpopp [OPPHST.lstopp - 1] = cospolz;
	292	}
	293	else {
	294	OPPHST.txpopp [OPPHST.lstopp - 1] = -twotwo;
	295	OPPHST.typopp [OPPHST.lstopp - 1] = +zerzer;
	296	OPPHST.tzpopp [OPPHST.lstopp - 1] = +zerzer;
	297	}
	298
	299	geocrs( OPPHST.txopph[OPPHST.lstopp - 1],
	300	OPPHST.tyopph[OPPHST.lstopp - 1],
	301	OPPHST.tzopph[OPPHST.lstopp - 1] );
ce60a136	302
cfd35035	303	Int_t idisc;
	304
	305	georeg ( OPPHST.xoptph[OPPHST.lstopp - 1],
	306	OPPHST.yoptph[OPPHST.lstopp - 1],
	307	OPPHST.zoptph[OPPHST.lstopp - 1],
	308	OPPHST.nregop[OPPHST.lstopp - 1],
	309	idisc);//<-- dummy return variable not used
	310
	311	OPPHST.wtopph [OPPHST.lstopp - 1] = particle->GetWeight();
	312	OPPHST.poptph [OPPHST.lstopp - 1] = particle->P();
	313	OPPHST.agopph [OPPHST.lstopp - 1] = particle->T();
e5e3c7b1	314	OPPHST.cmpopp [OPPHST.lstopp - 1] = +zerzer;
cfd35035	315	OPPHST.loopph [OPPHST.lstopp - 1] = 0;
cfd35035	316	OPPHST.louopp [OPPHST.lstopp - 1] = itrack;
cfd35035	317	}
cfd35035	318
ce60a136	319	//
	320	// Pre-track actions at for primary tracks
	321	//
	322	if (particleIsPrimary) {
	323	TVirtualMCApplication::Instance()->BeginPrimary();
	324	TVirtualMCApplication::Instance()->PreTrack();
	325	}
	326
	327	//
2bc4c610	328	if (debug) cout << "<== source(" << nomore << ")" << endl;
b9d0a01d	329	}
b9d0a01d	330	}