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

#include <Riostream.h>
#include "AliRun.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

//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                               *
//*                                                                      *
//*----------------------------------------------------------------------*
  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);
//  TVirtualMC* fluka = TFluka::GetMC();
// 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++) {

//* 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;

    if (EMFSTK.ichemf[kp] == -1) flukaid = 3;
    else if (EMFSTK.ichemf[kp] == 0)  flukaid = 7;
    else if (EMFSTK.ichemf[kp] == 1)  flukaid = 4;
    Int_t pdg       = fluka->PDGFromId(flukaid);
    Double_t e      = EMFSTK.etemf[kp] * emvgev;
    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 << 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
  
// !!! TO BE CONFIRMED !!!
} // end of stupre
} // end of extern "C"
Commit	Line	Data
f827183d	1	#include <Riostream.h>
f827183d	2	#include "AliRun.h"
f827183d	3	#ifndef WIN32
	4	# define stupre stupre_
	5	#else
	6	# define stupre STUPRE
	7	#endif
	8	//
	9	// Fluka include
	10	#include "Fdimpar.h" //(DIMPAR) fluka include
	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
	17
	18	//Virtual MC
fbf08100	19
f827183d	20	#include "TFluka.h"
a7bb59a2	21
f827183d	22	#include "TVirtualMCStack.h"
	23	#include "TVirtualMCApplication.h"
	24	#include "TParticle.h"
	25	#include "TVector3.h"
	26
	27	extern "C" {
	28	void stupre()
	29	{
	30	//----------------------------------------------------------------------
	31	//* *
	32	//* SeT User PRoperties for Emf particles *
	33	//* *
	34	//----------------------------------------------------------------------
f827183d	35	Int_t lbhabh = 0;
f827183d	36	if (EVTFLG.ldltry == 1) {
7dac99f1	37	if (EMFSTK.ichemf[EMFSTK.npemf-1] * EMFSTK.ichemf[EMFSTK.npemf-2] < 0) lbhabh = 1;
f827183d	38	}
	39
	40	// mkbmx1 = dimension for kwb real spare array in fluka stack in DIMPAR
	41	// mkbmx2 = dimension for kwb int. spare array in fluka stack in DIMPAR
	42	// EMFSTK.espark = spare real variables available for
	43	// EMFSTK.iespak = spare integer variables available for
	44	// TRACKR.spausr = user defined spare variables for the current particle
	45	// TRACKR.ispusr = user defined spare flags for the current particle
	46	// EMFSTK.louemf = user flag
	47	// TRACKR.llouse = user defined flag for the current particle
	48
	49	Int_t npnw, ispr;
7dac99f1	50	for (npnw=EMFSTK.npstrt-1; npnw<=EMFSTK.npemf-1; npnw++) {
f827183d	51
	52	for (ispr=0; ispr<=mkbmx1-1; ispr++)
	53	EMFSTK.espark[npnw][ispr] = TRACKR.spausr[ispr];
	54
	55	for (ispr=0; ispr<=mkbmx2-1; ispr++)
	56	EMFSTK.iespak[npnw][ispr] = TRACKR.ispusr[ispr];
	57
	58	EMFSTK.louemf[npnw] = TRACKR.llouse;
	59	}
	60
	61	// Get the pointer to the VMC
fbf08100	62	TFluka* fluka = (TFluka*) gMC;
2bc4c610	63	Int_t verbosityLevel = fluka->GetVerbosityLevel();
2bc4c610	64	Bool_t debug = (verbosityLevel>=3)?kTRUE:kFALSE;
fbf08100	65	fluka->SetTrackIsNew(kTRUE);
fbf08100	66	// TVirtualMC* fluka = TFluka::GetMC();
f827183d	67	// Get the stack produced from the generator
	68	TVirtualMCStack* cppstack = fluka->GetStack();
	69
	70	// EVTFLG.ntrcks = track number
	71	// Increment the track number and put it into the last flag
	72
	73	Int_t kp;
7dac99f1	74	for (kp = EMFSTK.npstrt - 1; kp <= EMFSTK.npemf - 1; kp++) {
f827183d	75
f827183d	76	//* save the parent track number and reset it at each loop
610cd189	77	Int_t done = 0;
81ee7392	78
81ee7392	79	Int_t parent = TRACKR.ispusr[mkbmx2-1];
f827183d	80
f827183d	81	Int_t flukaid = 0;
7dac99f1	82
	83	if (EMFSTK.ichemf[kp] == -1) flukaid = 3;
	84	else if (EMFSTK.ichemf[kp] == 0) flukaid = 7;
18f4b652	85	else if (EMFSTK.ichemf[kp] == 1) flukaid = 4;
d15554e0	86	Int_t pdg = fluka->PDGFromId(flukaid);
7dac99f1	87	Double_t e = EMFSTK.etemf[kp] * emvgev;
d15554e0	88	Double_t p = sqrt(e * e - PAPROP.am[flukaid+6] * PAPROP.am[flukaid+6]);
	89	Double_t px = p * EMFSTK.u[kp];
	90	Double_t pz = p * EMFSTK.v[kp];
	91	Double_t py = p * EMFSTK.w[kp];
	92	Double_t tof = EMFSTK.agemf[kp];
	93	Double_t polx = EMFSTK.upol[kp];
	94	Double_t poly = EMFSTK.vpol[kp];
	95	Double_t polz = EMFSTK.wpol[kp];
	96	Double_t vx = EMFSTK.x[kp];
	97	Double_t vy = EMFSTK.y[kp];
	98	Double_t vz = EMFSTK.z[kp];
7dac99f1	99	Double_t weight = EMFSTK.wtemf[kp];
7dac99f1	100
f827183d	101	Int_t ntr;
	102	TMCProcess mech;
	103	Int_t is = 0;
	104
	105	//* case of no parent left (pair, photoelectric, annihilation):
	106	//* all secondaries are true
	107	if ((EVTFLG.lpairp == 1) \|\| (EVTFLG.lphoel == 1) \|\|
	108	(EVTFLG.lannfl == 1) \|\| (EVTFLG.lannrs == 1)) {
81ee7392	109
	110	if (EVTFLG.lpairp == 1) mech = kPPair;
	111	else if (EVTFLG.lphoel == 1) mech = kPPhotoelectric;
	112	else mech = kPAnnihilation;
642f15cf	113	cppstack->PushTrack(done, parent, pdg,
81ee7392	114	px, py, pz, e, vx, vy, vz, tof,
81ee7392	115	polx, poly, polz, mech, ntr, weight, is);
2bc4c610	116	if (debug) cout << endl << " !!! stupre (PAIR, ..) : ntr=" << ntr << "pdg " << pdg << " parent=" << parent << endl;
d15554e0	117
81ee7392	118	EMFSTK.iespak[kp][mkbmx2-1] = ntr;
48aa0331	119	EMFSTK.iespak[kp][mkbmx2-2] = 0;
f827183d	120	} // end of lpairp, lphoel, lannfl, lannrs
	121
	122	//* Compton: secondary is true only if charged (e+, e-)
	123	else if ((EVTFLG.lcmptn == 1)) {
7dac99f1	124
7dac99f1	125	if (EMFSTK.ichemf[kp] != 0) {
81ee7392	126	mech = kPCompton;
642f15cf	127	cppstack->PushTrack(done, parent, pdg,
81ee7392	128	px, py, pz, e, vx, vy, vz, tof,
81ee7392	129	polx, poly, polz, mech, ntr, weight, is);
2bc4c610	130	if (debug) cout << endl << " !!! stupre (COMPTON) : ntr=" << ntr << "pdg " << pdg << " parent=" << parent << endl;
81ee7392	131	EMFSTK.iespak[kp][mkbmx2-1] = ntr;
48aa0331	132	EMFSTK.iespak[kp][mkbmx2-2] = 0;
81ee7392	133	}
f827183d	134	} // end of lcmptn
81ee7392	135
f827183d	136	//* Bremsstrahlung: true secondary only if charge = 0 (photon)
f827183d	137	else if ((EVTFLG.lbrmsp == 1)) {
7dac99f1	138	if (EMFSTK.ichemf[kp] == 0) {
81ee7392	139	mech = kPBrem;
642f15cf	140	cppstack->PushTrack(done, parent, pdg,
81ee7392	141	px, py, pz, e, vx, vy, vz, tof,
81ee7392	142	polx, poly, polz, mech, ntr, weight, is);
2bc4c610	143	if (debug) cout << endl << " !!! stupre (BREMS) : ntr=" << ntr << "pdg " << pdg << " parent=" << parent << endl;
81ee7392	144	EMFSTK.iespak[kp][mkbmx2-1] = ntr;
48aa0331	145	EMFSTK.iespak[kp][mkbmx2-2] = 0;
81ee7392	146	}
f827183d	147	} // end of lbrmsp
81ee7392	148
f827183d	149	//* Delta ray: If Bhabha, true secondary only if negative (electron)
f827183d	150	else if ((EVTFLG.ldltry == 1)) {
81ee7392	151	if (lbhabh == 1) {
7dac99f1	152	if (EMFSTK.ichemf[kp] == -1) {
81ee7392	153	mech = kPDeltaRay;
642f15cf	154	cppstack->PushTrack(done, parent, pdg,
81ee7392	155	px, py, pz, e, vx, vy, vz, tof,
	156	polx, poly, polz, mech, ntr, weight, is);
	157	EMFSTK.iespak[kp][mkbmx2-1] = ntr;
48aa0331	158	EMFSTK.iespak[kp][mkbmx2-2] = 0;
2bc4c610	159	if (debug) cout << endl << " !!! stupre (BHABA) : ntr=" << ntr << "pdg " << pdg << " parent=" << parent << endl;
81ee7392	160	} // end of Bhabha
d15554e0	161	} // lbhabh == 1
81ee7392	162
f827183d	163	//* Delta ray: Otherwise Moller: true secondary is the electron with
f827183d	164	//* lower energy, which has been put higher in the stack
7dac99f1	165	else if (kp == EMFSTK.npemf-1) {
81ee7392	166	mech = kPDeltaRay;
642f15cf	167	cppstack->PushTrack(done, parent, pdg,
81ee7392	168	px, py, pz, e, vx, vy, vz, tof,
81ee7392	169	polx, poly, polz, mech, ntr, weight, is);
2bc4c610	170	if (debug) cout << endl << " !!! stupre (Moller) : ntr=" << ntr << "pdg " << pdg << " parent=" << parent << endl;
81ee7392	171	EMFSTK.iespak[kp][mkbmx2-1] = ntr;
48aa0331	172	EMFSTK.iespak[kp][mkbmx2-2] = 0;
81ee7392	173	} // end of Delta ray
f827183d	174	} // end of ldltry
81ee7392	175
f827183d	176	} // end of loop
81ee7392	177
f827183d	178	// !!! TO BE CONFIRMED !!!
f827183d	179	} // end of stupre
	180	} // end of extern "C"
	181