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

#include <Riostream.h>
#ifndef WIN32
# define stupre stupre_
#else
# define stupre STUPRE
#endif
//
// Fluka include
#include "Fdimpar.h"  //(DIMPAR) fluka include

// Fluka commons
#include "Fdblprc.h"  //(DBLPRC) fluka common
#include "Femfstk.h"  //(EMFSTK) fluka common
#include "Fevtflg.h"  //(EVTFLG) fluka common
#include "Fpaprop.h"  //(PAPROP) fluka common
#include "Ftrackr.h"  //(TRACKR) fluka common
#include "Femfrgn.h"  //(EFMRGN) fluka common

//Virtual MC
#include "TFluka.h"
#include "TVirtualMCStack.h"
#include "TVirtualMCApplication.h"
#include "TParticle.h"
#include "TVector3.h"

extern "C" {
void stupre()
{
//*----------------------------------------------------------------------*
//*                                                                      *
//*  SeT User PRoperties for Emf particles                               *
//*                                                                      *
//*----------------------------------------------------------------------*
  static Double_t emassmev = PAPROP.am[9] * 1000.;
    
  Int_t lbhabh = 0;
  if (EVTFLG.ldltry == 1) {
    if (EMFSTK.ichemf[EMFSTK.npemf-1] * EMFSTK.ichemf[EMFSTK.npemf-2] < 0) lbhabh = 1;
  }
  
// mkbmx1         = dimension for kwb real spare array in fluka stack in DIMPAR
// mkbmx2         = dimension for kwb int. spare array in fluka stack in DIMPAR
// EMFSTK.espark  = spare real variables available for 
// EMFSTK.iespak  = spare integer variables available for
// TRACKR.spausr  = user defined spare variables for the current particle
// TRACKR.ispusr  = user defined spare flags for the current particle
// EMFSTK.louemf  = user flag
// TRACKR.llouse  = user defined flag for the current particle

  Int_t npnw, ispr;
  for (npnw = EMFSTK.npstrt-1; npnw <= EMFSTK.npemf-1; npnw++) {

    for (ispr = 0; ispr <= mkbmx1-1; ispr++) 
      EMFSTK.espark[npnw][ispr] = TRACKR.spausr[ispr];
    
    for (ispr = 0; ispr <= mkbmx2-1; ispr++) 
      EMFSTK.iespak[npnw][ispr] = TRACKR.ispusr[ispr];
    
    EMFSTK.louemf[npnw] = TRACKR.llouse;
  }

// Get the pointer to the VMC
  TFluka* fluka =  (TFluka*) gMC;
  Int_t verbosityLevel = fluka->GetVerbosityLevel();
  Bool_t debug = (verbosityLevel>=3)?kTRUE:kFALSE;
  fluka->SetTrackIsNew(kTRUE);

// Get the stack produced from the generator
  TVirtualMCStack* cppstack = fluka->GetStack();
  
// EVTFLG.ntrcks = track number
// Increment the track number and put it into the last flag

  Int_t kp;
  
  for (kp = EMFSTK.npstrt - 1; kp <= EMFSTK.npemf - 1; kp++) {
    
// Ckeck transport cut first
    Int_t ireg = EMFSTK.iremf[kp];
    Double_t cut = (TMath::Abs(EMFSTK.ichemf[kp]) == 1) ? EFMRGN.ecut[ireg-1] :  EFMRGN.pcut[ireg-1];
    Double_t e      = EMFSTK.etemf[kp];
    if ((e < cut) 
	&& ( 
	    (EMFSTK.ichemf[kp] ==  0) ||
	    (EMFSTK.ichemf[kp] == -1) ||
	    (EMFSTK.ichemf[kp] ==  1 &&  EFMRGN.pcut[ireg-1] > emassmev)
	    )
	)
    {
	EMFSTK.iespak[kp][mkbmx2-1] = -1;
	EMFSTK.iespak[kp][mkbmx2-2] =  0;
	continue;
    }

//* save the parent track number and reset it at each loop
    Int_t done = 0;
    Int_t parent =  TRACKR.ispusr[mkbmx2-1];
    Int_t flukaid = 0;
    
// Identify particle type
    if      (EMFSTK.ichemf[kp] == -1)  flukaid = 3;
    else if (EMFSTK.ichemf[kp] ==  0)  flukaid = 7;
    else if (EMFSTK.ichemf[kp] ==  1)  flukaid = 4;
    

    e      *= emvgev;
    Int_t    pdg    = fluka->PDGFromId(flukaid);
    Double_t p      = sqrt(e * e - PAPROP.am[flukaid+6] * PAPROP.am[flukaid+6]);
    Double_t px     = p * EMFSTK.u[kp];
    Double_t pz     = p * EMFSTK.v[kp];
    Double_t py     = p * EMFSTK.w[kp];
    Double_t tof    = EMFSTK.agemf[kp];
    Double_t polx   = EMFSTK.upol[kp];
    Double_t poly   = EMFSTK.vpol[kp];
    Double_t polz   = EMFSTK.wpol[kp];
    Double_t vx     = EMFSTK.x[kp];
    Double_t vy     = EMFSTK.y[kp];
    Double_t vz     = EMFSTK.z[kp];
    Double_t weight = EMFSTK.wtemf[kp];

    Int_t ntr;
    TMCProcess mech;
    Int_t is = 0;

//* case of no parent left (pair, photoelectric, annihilation):
//* all secondaries are true
    if ((EVTFLG.lpairp == 1) || (EVTFLG.lphoel == 1) ||
        (EVTFLG.lannfl == 1) || (EVTFLG.lannrs == 1)) {
	
	if (EVTFLG.lpairp == 1) mech = kPPair;
	else if (EVTFLG.lphoel == 1) mech = kPPhotoelectric;
	else mech = kPAnnihilation;
        cppstack->PushTrack(done, parent, pdg,
			   px, py, pz, e, vx, vy, vz, tof,
			   polx, poly, polz, mech, ntr, weight, is);
	if (debug) cout << endl << " !!! stupre (PAIR, ..) : ntr=" << ntr << "pdg " << pdg << " parent=" << parent << "energy " << e-PAPROP.am[flukaid+6] << endl;

	EMFSTK.iespak[kp][mkbmx2-1] = ntr;
	EMFSTK.iespak[kp][mkbmx2-2] = 0;
    } // end of lpairp, lphoel, lannfl, lannrs
    
//* Compton: secondary is true only if charged (e+, e-)
    else if ((EVTFLG.lcmptn == 1)) {

	if (EMFSTK.ichemf[kp] != 0) {
	    mech = kPCompton;
	    cppstack->PushTrack(done, parent, pdg,
			       px, py, pz, e, vx, vy, vz, tof,
			       polx, poly, polz, mech, ntr, weight, is);
	    if (debug) cout << endl << " !!! stupre (COMPTON) : ntr=" << ntr << "pdg " << pdg << " parent=" << parent << endl;
	    EMFSTK.iespak[kp][mkbmx2-1] = ntr;
	    EMFSTK.iespak[kp][mkbmx2-2] = 0;
	}
    } // end of lcmptn
    
//* Bremsstrahlung: true secondary only if charge = 0 (photon)
    else if ((EVTFLG.lbrmsp == 1)) {
	if (EMFSTK.ichemf[kp] == 0) {
	    mech = kPBrem;
	    cppstack->PushTrack(done, parent, pdg,
			       px, py, pz, e, vx, vy, vz, tof,
			       polx, poly, polz, mech, ntr, weight, is);
	    if (debug) cout << endl << " !!! stupre (BREMS) : ntr=" << ntr << "pdg " << pdg << " parent=" << parent << endl;
	    EMFSTK.iespak[kp][mkbmx2-1] = ntr;
	    EMFSTK.iespak[kp][mkbmx2-2] = 0;
	}
    } // end of lbrmsp
    
//* Delta ray: If Bhabha, true secondary only if negative (electron)
    else if ((EVTFLG.ldltry == 1)) {
	if (lbhabh == 1) {
	    if (EMFSTK.ichemf[kp] == -1) {
		mech = kPDeltaRay;
		cppstack->PushTrack(done, parent, pdg,
				   px, py, pz, e, vx, vy, vz, tof,
				   polx, poly, polz, mech, ntr, weight, is);
		EMFSTK.iespak[kp][mkbmx2-1] = ntr;
		EMFSTK.iespak[kp][mkbmx2-2] = 0;
	   if (debug) cout << endl << " !!! stupre (BHABA) : ntr=" << ntr << "pdg " << pdg << " parent=" << parent << endl;
	    } // end of Bhabha
	} // lbhabh == 1
	
//* Delta ray: Otherwise Moller: true secondary is the electron with
//*            lower energy, which has been put higher in the stack
	else if (kp == EMFSTK.npemf-1) {
	    mech = kPDeltaRay;
	    cppstack->PushTrack(done, parent, pdg,
			       px, py, pz, e, vx, vy, vz, tof,
			       polx, poly, polz, mech, ntr, weight, is);
	    if (debug) cout << endl << " !!! stupre (Moller) : ntr=" << ntr << "pdg " << pdg << " parent=" << parent << endl;
	    EMFSTK.iespak[kp][mkbmx2-1] = ntr;
	    EMFSTK.iespak[kp][mkbmx2-2] = 0;
	} // end of Delta ray
    } // end of ldltry
    
  } // end of loop
} // end of stupre
} // end of extern "C"
Commit	Line	Data
f827183d	1	#include <Riostream.h>
f827183d	2	#ifndef WIN32
	3	# define stupre stupre_
	4	#else
	5	# define stupre STUPRE
	6	#endif
	7	//
	8	// Fluka include
	9	#include "Fdimpar.h" //(DIMPAR) fluka include
e3926667	10
f827183d	11	// Fluka commons
	12	#include "Fdblprc.h" //(DBLPRC) fluka common
	13	#include "Femfstk.h" //(EMFSTK) fluka common
	14	#include "Fevtflg.h" //(EVTFLG) fluka common
	15	#include "Fpaprop.h" //(PAPROP) fluka common
	16	#include "Ftrackr.h" //(TRACKR) fluka common
e3926667	17	#include "Femfrgn.h" //(EFMRGN) fluka common
f827183d	18
	19	//Virtual MC
	20	#include "TFluka.h"
	21	#include "TVirtualMCStack.h"
	22	#include "TVirtualMCApplication.h"
	23	#include "TParticle.h"
	24	#include "TVector3.h"
	25
	26	extern "C" {
	27	void stupre()
	28	{
	29	//----------------------------------------------------------------------
	30	//* *
	31	//* SeT User PRoperties for Emf particles *
	32	//* *
	33	//----------------------------------------------------------------------
e3926667	34	static Double_t emassmev = PAPROP.am[9] * 1000.;
e3926667	35
f827183d	36	Int_t lbhabh = 0;
f827183d	37	if (EVTFLG.ldltry == 1) {
7dac99f1	38	if (EMFSTK.ichemf[EMFSTK.npemf-1] * EMFSTK.ichemf[EMFSTK.npemf-2] < 0) lbhabh = 1;
f827183d	39	}
e3926667	40
	41	// mkbmx1 = dimension for kwb real spare array in fluka stack in DIMPAR
	42	// mkbmx2 = dimension for kwb int. spare array in fluka stack in DIMPAR
f827183d	43	// EMFSTK.espark = spare real variables available for
f827183d	44	// EMFSTK.iespak = spare integer variables available for
e3926667	45	// TRACKR.spausr = user defined spare variables for the current particle
	46	// TRACKR.ispusr = user defined spare flags for the current particle
	47	// EMFSTK.louemf = user flag
	48	// TRACKR.llouse = user defined flag for the current particle
f827183d	49
f827183d	50	Int_t npnw, ispr;
e3926667	51	for (npnw = EMFSTK.npstrt-1; npnw <= EMFSTK.npemf-1; npnw++) {
f827183d	52
e3926667	53	for (ispr = 0; ispr <= mkbmx1-1; ispr++)
f827183d	54	EMFSTK.espark[npnw][ispr] = TRACKR.spausr[ispr];
e3926667	55
e3926667	56	for (ispr = 0; ispr <= mkbmx2-1; ispr++)
f827183d	57	EMFSTK.iespak[npnw][ispr] = TRACKR.ispusr[ispr];
e3926667	58
f827183d	59	EMFSTK.louemf[npnw] = TRACKR.llouse;
	60	}
	61
	62	// Get the pointer to the VMC
fbf08100	63	TFluka* fluka = (TFluka*) gMC;
2bc4c610	64	Int_t verbosityLevel = fluka->GetVerbosityLevel();
2bc4c610	65	Bool_t debug = (verbosityLevel>=3)?kTRUE:kFALSE;
fbf08100	66	fluka->SetTrackIsNew(kTRUE);
e3926667	67
f827183d	68	// Get the stack produced from the generator
	69	TVirtualMCStack* cppstack = fluka->GetStack();
	70
	71	// EVTFLG.ntrcks = track number
	72	// Increment the track number and put it into the last flag
	73
	74	Int_t kp;
e3926667	75
7dac99f1	76	for (kp = EMFSTK.npstrt - 1; kp <= EMFSTK.npemf - 1; kp++) {
e3926667	77
	78	// Ckeck transport cut first
	79	Int_t ireg = EMFSTK.iremf[kp];
	80	Double_t cut = (TMath::Abs(EMFSTK.ichemf[kp]) == 1) ? EFMRGN.ecut[ireg-1] : EFMRGN.pcut[ireg-1];
	81	Double_t e = EMFSTK.etemf[kp];
	82	if ((e < cut)
	83	&& (
	84	(EMFSTK.ichemf[kp] == 0) \|\|
	85	(EMFSTK.ichemf[kp] == -1) \|\|
	86	(EMFSTK.ichemf[kp] == 1 && EFMRGN.pcut[ireg-1] > emassmev)
	87	)
	88	)
	89	{
	90	EMFSTK.iespak[kp][mkbmx2-1] = -1;
	91	EMFSTK.iespak[kp][mkbmx2-2] = 0;
	92	continue;
	93	}
f827183d	94
f827183d	95	//* save the parent track number and reset it at each loop
610cd189	96	Int_t done = 0;
81ee7392	97	Int_t parent = TRACKR.ispusr[mkbmx2-1];
f827183d	98	Int_t flukaid = 0;
3b8c325d	99
e3926667	100	// Identify particle type
	101	if (EMFSTK.ichemf[kp] == -1) flukaid = 3;
	102	else if (EMFSTK.ichemf[kp] == 0) flukaid = 7;
	103	else if (EMFSTK.ichemf[kp] == 1) flukaid = 4;
	104
	105
	106	e *= emvgev;
	107	Int_t pdg = fluka->PDGFromId(flukaid);
d15554e0	108	Double_t p = sqrt(e * e - PAPROP.am[flukaid+6] * PAPROP.am[flukaid+6]);
	109	Double_t px = p * EMFSTK.u[kp];
	110	Double_t pz = p * EMFSTK.v[kp];
	111	Double_t py = p * EMFSTK.w[kp];
	112	Double_t tof = EMFSTK.agemf[kp];
	113	Double_t polx = EMFSTK.upol[kp];
	114	Double_t poly = EMFSTK.vpol[kp];
	115	Double_t polz = EMFSTK.wpol[kp];
	116	Double_t vx = EMFSTK.x[kp];
	117	Double_t vy = EMFSTK.y[kp];
	118	Double_t vz = EMFSTK.z[kp];
7dac99f1	119	Double_t weight = EMFSTK.wtemf[kp];
7dac99f1	120
f827183d	121	Int_t ntr;
	122	TMCProcess mech;
	123	Int_t is = 0;
	124
	125	//* case of no parent left (pair, photoelectric, annihilation):
	126	//* all secondaries are true
	127	if ((EVTFLG.lpairp == 1) \|\| (EVTFLG.lphoel == 1) \|\|
	128	(EVTFLG.lannfl == 1) \|\| (EVTFLG.lannrs == 1)) {
81ee7392	129
	130	if (EVTFLG.lpairp == 1) mech = kPPair;
	131	else if (EVTFLG.lphoel == 1) mech = kPPhotoelectric;
	132	else mech = kPAnnihilation;
642f15cf	133	cppstack->PushTrack(done, parent, pdg,
81ee7392	134	px, py, pz, e, vx, vy, vz, tof,
81ee7392	135	polx, poly, polz, mech, ntr, weight, is);
e3926667	136	if (debug) cout << endl << " !!! stupre (PAIR, ..) : ntr=" << ntr << "pdg " << pdg << " parent=" << parent << "energy " << e-PAPROP.am[flukaid+6] << endl;
d15554e0	137
81ee7392	138	EMFSTK.iespak[kp][mkbmx2-1] = ntr;
48aa0331	139	EMFSTK.iespak[kp][mkbmx2-2] = 0;
f827183d	140	} // end of lpairp, lphoel, lannfl, lannrs
	141
	142	//* Compton: secondary is true only if charged (e+, e-)
	143	else if ((EVTFLG.lcmptn == 1)) {
7dac99f1	144
7dac99f1	145	if (EMFSTK.ichemf[kp] != 0) {
81ee7392	146	mech = kPCompton;
642f15cf	147	cppstack->PushTrack(done, parent, pdg,
81ee7392	148	px, py, pz, e, vx, vy, vz, tof,
81ee7392	149	polx, poly, polz, mech, ntr, weight, is);
2bc4c610	150	if (debug) cout << endl << " !!! stupre (COMPTON) : ntr=" << ntr << "pdg " << pdg << " parent=" << parent << endl;
81ee7392	151	EMFSTK.iespak[kp][mkbmx2-1] = ntr;
48aa0331	152	EMFSTK.iespak[kp][mkbmx2-2] = 0;
81ee7392	153	}
f827183d	154	} // end of lcmptn
81ee7392	155
f827183d	156	//* Bremsstrahlung: true secondary only if charge = 0 (photon)
f827183d	157	else if ((EVTFLG.lbrmsp == 1)) {
7dac99f1	158	if (EMFSTK.ichemf[kp] == 0) {
81ee7392	159	mech = kPBrem;
642f15cf	160	cppstack->PushTrack(done, parent, pdg,
81ee7392	161	px, py, pz, e, vx, vy, vz, tof,
81ee7392	162	polx, poly, polz, mech, ntr, weight, is);
2bc4c610	163	if (debug) cout << endl << " !!! stupre (BREMS) : ntr=" << ntr << "pdg " << pdg << " parent=" << parent << endl;
81ee7392	164	EMFSTK.iespak[kp][mkbmx2-1] = ntr;
48aa0331	165	EMFSTK.iespak[kp][mkbmx2-2] = 0;
81ee7392	166	}
f827183d	167	} // end of lbrmsp
81ee7392	168
f827183d	169	//* Delta ray: If Bhabha, true secondary only if negative (electron)
f827183d	170	else if ((EVTFLG.ldltry == 1)) {
81ee7392	171	if (lbhabh == 1) {
7dac99f1	172	if (EMFSTK.ichemf[kp] == -1) {
81ee7392	173	mech = kPDeltaRay;
642f15cf	174	cppstack->PushTrack(done, parent, pdg,
81ee7392	175	px, py, pz, e, vx, vy, vz, tof,
	176	polx, poly, polz, mech, ntr, weight, is);
	177	EMFSTK.iespak[kp][mkbmx2-1] = ntr;
48aa0331	178	EMFSTK.iespak[kp][mkbmx2-2] = 0;
2bc4c610	179	if (debug) cout << endl << " !!! stupre (BHABA) : ntr=" << ntr << "pdg " << pdg << " parent=" << parent << endl;
81ee7392	180	} // end of Bhabha
d15554e0	181	} // lbhabh == 1
81ee7392	182
f827183d	183	//* Delta ray: Otherwise Moller: true secondary is the electron with
f827183d	184	//* lower energy, which has been put higher in the stack
7dac99f1	185	else if (kp == EMFSTK.npemf-1) {
81ee7392	186	mech = kPDeltaRay;
642f15cf	187	cppstack->PushTrack(done, parent, pdg,
81ee7392	188	px, py, pz, e, vx, vy, vz, tof,
81ee7392	189	polx, poly, polz, mech, ntr, weight, is);
2bc4c610	190	if (debug) cout << endl << " !!! stupre (Moller) : ntr=" << ntr << "pdg " << pdg << " parent=" << parent << endl;
81ee7392	191	EMFSTK.iespak[kp][mkbmx2-1] = ntr;
48aa0331	192	EMFSTK.iespak[kp][mkbmx2-2] = 0;
81ee7392	193	} // end of Delta ray
f827183d	194	} // end of ldltry
81ee7392	195
f827183d	196	} // end of loop
f827183d	197	} // end of stupre
	198	} // end of extern "C"
	199