1 /**************************************************************************
2 * Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
4 * Author: The ALICE Off-line Project. *
5 * Contributors are mentioned in the code where appropriate. *
7 * Permission to use, copy, modify and distribute this software and its *
8 * documentation strictly for non-commercial purposes is hereby granted *
9 * without fee, provided that the above copyright notice appears in all *
10 * copies and that both the copyright notice and this permission notice *
11 * appear in the supporting documentation. The authors make no claims *
12 * about the suitability of this software for any purpose. It is *
13 * provided "as is" without express or implied warranty. *
14 **************************************************************************/
19 // Realisation of the TVirtualMC interface for the FLUKA code
20 // (See official web side http://www.fluka.org/).
22 // This implementation makes use of the TGeo geometry modeller.
23 // User configuration is via automatic generation of FLUKA input cards.
32 #include <Riostream.h>
36 #include "TFlukaCodes.h"
37 #include "TCallf77.h" //For the fortran calls
38 #include "Fdblprc.h" //(DBLPRC) fluka common
39 #include "Fsourcm.h" //(SOURCM) fluka common
40 #include "Fgenstk.h" //(GENSTK) fluka common
41 #include "Fiounit.h" //(IOUNIT) fluka common
42 #include "Fpaprop.h" //(PAPROP) fluka common
43 #include "Fpart.h" //(PART) fluka common
44 #include "Ftrackr.h" //(TRACKR) fluka common
45 #include "Fpaprop.h" //(PAPROP) fluka common
46 #include "Ffheavy.h" //(FHEAVY) fluka common
47 #include "Fopphst.h" //(OPPHST) fluka common
48 #include "Fflkstk.h" //(FLKSTK) fluka common
49 #include "Fstepsz.h" //(STEPSZ) fluka common
50 #include "Fopphst.h" //(OPPHST) fluka common
51 #include "Fltclcm.h" //(LTCLCM) fluka common
52 #include "Falldlt.h" //(ALLDLT) fluka common
54 #include "TVirtualMC.h"
55 #include "TMCProcess.h"
56 #include "TGeoManager.h"
57 #include "TGeoMaterial.h"
58 #include "TGeoMedium.h"
59 #include "TFlukaMCGeometry.h"
60 #include "TGeoMCGeometry.h"
61 #include "TFlukaCerenkov.h"
62 #include "TFlukaConfigOption.h"
63 #include "TFlukaScoringOption.h"
64 #include "TLorentzVector.h"
67 #include "TDatabasePDG.h"
68 #include "TStopwatch.h"
71 // Fluka methods that may be needed.
73 # define flukam flukam_
74 # define fluka_openinp fluka_openinp_
75 # define fluka_openout fluka_openout_
76 # define fluka_closeinp fluka_closeinp_
77 # define mcihad mcihad_
78 # define mpdgha mpdgha_
79 # define newplo newplo_
80 # define genout genout_
81 # define flkend flkend_
83 # define flukam FLUKAM
84 # define fluka_openinp FLUKA_OPENINP
85 # define fluka_openout FLUKA_OPENOUT
86 # define fluka_closeinp FLUKA_CLOSEINP
87 # define mcihad MCIHAD
88 # define mpdgha MPDGHA
89 # define newplo NEWPLO
90 # define genout GENOUT
91 # define flkend FLKEND
97 // Prototypes for FLUKA functions
99 void type_of_call flukam(const int&);
100 void type_of_call newplo();
101 void type_of_call genout();
102 void type_of_call flkend();
103 void type_of_call fluka_openinp(const int&, DEFCHARA);
104 void type_of_call fluka_openout(const int&, DEFCHARA);
105 void type_of_call fluka_closeinp(const int&);
106 int type_of_call mcihad(const int&);
107 int type_of_call mpdgha(const int&);
111 // Class implementation for ROOT
116 //----------------------------------------------------------------------------
117 // TFluka constructors and destructors.
118 //______________________________________________________________________________
124 fCoreInputFileName(""),
132 fTrackIsEntering(kFALSE),
133 fTrackIsExiting(kFALSE),
136 fDummyBoundary(kFALSE),
140 fPrimaryElectronIndex(-1),
143 fCurrentFlukaRegion(-1),
151 // Default constructor
155 //______________________________________________________________________________
156 TFluka::TFluka(const char *title, Int_t verbosity, Bool_t isRootGeometrySupported)
157 :TVirtualMC("TFluka",title, isRootGeometrySupported),
158 fVerbosityLevel(verbosity),
161 fCoreInputFileName(""),
169 fTrackIsEntering(kFALSE),
170 fTrackIsExiting(kFALSE),
173 fDummyBoundary(kFALSE),
177 fPrimaryElectronIndex(-1),
180 fCurrentFlukaRegion(-1),
184 fUserConfig(new TObjArray(100)),
185 fUserScore(new TObjArray(100))
187 // create geometry interface
188 if (fVerbosityLevel >=3)
189 cout << "<== TFluka::TFluka(" << title << ") constructor called." << endl;
190 SetCoreInputFileName();
192 fMCGeo = new TGeoMCGeometry("MCGeo", "TGeo Implementation of VirtualMCGeometry", kFALSE);
193 fGeom = new TFlukaMCGeometry("geom", "FLUKA VMC Geometry");
194 if (verbosity > 2) fGeom->SetDebugMode(kTRUE);
198 //______________________________________________________________________________
202 if (fVerbosityLevel >=3)
203 cout << "<== TFluka::~TFluka() destructor called." << endl;
204 if (fMaterials) delete [] fMaterials;
210 fUserConfig->Delete();
215 fUserScore->Delete();
221 //______________________________________________________________________________
222 // TFluka control methods
223 //______________________________________________________________________________
224 void TFluka::Init() {
226 // Geometry initialisation
228 if (fVerbosityLevel >=3) cout << "==> TFluka::Init() called." << endl;
230 if (!gGeoManager) new TGeoManager("geom", "FLUKA geometry");
231 fApplication->ConstructGeometry();
232 if (!gGeoManager->IsClosed()) {
233 TGeoVolume *top = (TGeoVolume*)gGeoManager->GetListOfVolumes()->First();
234 gGeoManager->SetTopVolume(top);
235 gGeoManager->CloseGeometry("di");
237 TGeoNodeCache *cache = gGeoManager->GetCache();
238 if (!cache->HasIdArray()) {
239 Warning("Init", "Node ID tracking must be enabled with TFluka: enabling...\n");
240 cache->BuildIdArray();
243 fNVolumes = fGeom->NofVolumes();
244 fGeom->CreateFlukaMatFile("flukaMat.inp");
245 if (fVerbosityLevel >=3) {
246 printf("== Number of volumes: %i\n ==", fNVolumes);
247 cout << "\t* InitPhysics() - Prepare input file to be called" << endl;
250 fApplication->InitGeometry();
251 fApplication->ConstructOpGeometry();
253 // Add ions to PDG Data base
255 AddParticlesToPdgDataBase();
260 //______________________________________________________________________________
261 void TFluka::FinishGeometry() {
263 // Build-up table with region to medium correspondance
265 if (fVerbosityLevel >=3) {
266 cout << "==> TFluka::FinishGeometry() called." << endl;
267 printf("----FinishGeometry - applying misalignment if any\n");
268 cout << "<== TFluka::FinishGeometry() called." << endl;
270 TVirtualMCApplication::Instance()->MisalignGeometry();
273 //______________________________________________________________________________
274 void TFluka::BuildPhysics() {
276 // Prepare FLUKA input files and call FLUKA physics initialisation
279 if (fVerbosityLevel >=3)
280 cout << "==> TFluka::BuildPhysics() called." << endl;
283 if (fVerbosityLevel >=3) {
284 TList *medlist = gGeoManager->GetListOfMedia();
286 TGeoMedium* med = 0x0;
287 TGeoMaterial* mat = 0x0;
290 while((med = (TGeoMedium*)next()))
292 mat = med->GetMaterial();
293 printf("Medium %5d %12s %5d %5d\n", ic, (med->GetName()), med->GetId(), mat->GetIndex());
299 // Prepare input file with the current physics settings
302 // Open fortran files
303 const char* fname = fInputFileName;
304 fluka_openinp(lunin, PASSCHARA(fname));
305 fluka_openout(11, PASSCHARA("fluka.out"));
307 cout << "==> TFluka::BuildPhysics() Read input cards." << endl;
310 GLOBAL.lfdrtr = true;
312 cout << "<== TFluka::BuildPhysics() Read input cards End"
313 << Form(" R:%.2fs C:%.2fs", timer.RealTime(),timer.CpuTime()) << endl;
315 fluka_closeinp(lunin);
320 //______________________________________________________________________________
321 void TFluka::ProcessEvent() {
326 Warning("ProcessEvent", "User Run Abortion: No more events handled !\n");
331 if (fVerbosityLevel >=3)
332 cout << "==> TFluka::ProcessEvent() called." << endl;
333 fApplication->GeneratePrimaries();
334 SOURCM.lsouit = true;
336 if (fVerbosityLevel >=3)
337 cout << "<== TFluka::ProcessEvent() called." << endl;
339 // Increase event number
344 //______________________________________________________________________________
345 Bool_t TFluka::ProcessRun(Int_t nevent) {
350 if (fVerbosityLevel >=3)
351 cout << "==> TFluka::ProcessRun(" << nevent << ") called."
354 if (fVerbosityLevel >=2) {
355 cout << "\t* GLOBAL.fdrtr = " << (GLOBAL.lfdrtr?'T':'F') << endl;
356 cout << "\t* Calling flukam again..." << endl;
359 Int_t todo = TMath::Abs(nevent);
360 for (Int_t ev = 0; ev < todo; ev++) {
363 fApplication->BeginEvent();
365 fApplication->FinishEvent();
366 cout << "Event: "<< ev
367 << Form(" R:%.2fs C:%.2fs", timer.RealTime(),timer.CpuTime()) << endl;
370 if (fVerbosityLevel >=3)
371 cout << "<== TFluka::ProcessRun(" << nevent << ") called."
374 // Write fluka specific scoring output
382 //_____________________________________________________________________________
383 // methods for building/management of geometry
385 // functions from GCONS
386 //____________________________________________________________________________
387 void TFluka::Gfmate(Int_t imat, char *name, Float_t &a, Float_t &z,
388 Float_t &dens, Float_t &radl, Float_t &absl,
389 Float_t* /*ubuf*/, Int_t& /*nbuf*/) {
392 TIter next (gGeoManager->GetListOfMaterials());
393 while ((mat = (TGeoMaterial*)next())) {
394 if (mat->GetUniqueID() == (UInt_t)imat) break;
397 Error("Gfmate", "no material with index %i found", imat);
400 sprintf(name, "%s", mat->GetName());
403 dens = mat->GetDensity();
404 radl = mat->GetRadLen();
405 absl = mat->GetIntLen();
408 //______________________________________________________________________________
409 void TFluka::Gfmate(Int_t imat, char *name, Double_t &a, Double_t &z,
410 Double_t &dens, Double_t &radl, Double_t &absl,
411 Double_t* /*ubuf*/, Int_t& /*nbuf*/) {
414 TIter next (gGeoManager->GetListOfMaterials());
415 while ((mat = (TGeoMaterial*)next())) {
416 if (mat->GetUniqueID() == (UInt_t)imat) break;
419 Error("Gfmate", "no material with index %i found", imat);
422 sprintf(name, "%s", mat->GetName());
425 dens = mat->GetDensity();
426 radl = mat->GetRadLen();
427 absl = mat->GetIntLen();
430 // detector composition
431 //______________________________________________________________________________
432 void TFluka::Material(Int_t& kmat, const char* name, Double_t a,
433 Double_t z, Double_t dens, Double_t radl, Double_t absl,
434 Float_t* buf, Int_t nwbuf) {
436 Double_t* dbuf = fGeom->CreateDoubleArray(buf, nwbuf);
437 Material(kmat, name, a, z, dens, radl, absl, dbuf, nwbuf);
441 //______________________________________________________________________________
442 void TFluka::Material(Int_t& kmat, const char* name, Double_t a,
443 Double_t z, Double_t dens, Double_t radl, Double_t absl,
444 Double_t* /*buf*/, Int_t /*nwbuf*/) {
448 kmat = gGeoManager->GetListOfMaterials()->GetSize();
449 if ((z-Int_t(z)) > 1E-3) {
450 mat = fGeom->GetMakeWrongMaterial(z);
452 mat->SetRadLen(radl,absl);
453 mat->SetUniqueID(kmat);
457 gGeoManager->Material(name, a, z, dens, kmat, radl, absl);
460 //______________________________________________________________________________
461 void TFluka::Mixture(Int_t& kmat, const char *name, Float_t *a,
462 Float_t *z, Double_t dens, Int_t nlmat, Float_t *wmat) {
464 // Define a material mixture
466 Double_t* da = fGeom->CreateDoubleArray(a, TMath::Abs(nlmat));
467 Double_t* dz = fGeom->CreateDoubleArray(z, TMath::Abs(nlmat));
468 Double_t* dwmat = fGeom->CreateDoubleArray(wmat, TMath::Abs(nlmat));
470 Mixture(kmat, name, da, dz, dens, nlmat, dwmat);
471 for (Int_t i=0; i<nlmat; i++) {
472 a[i] = da[i]; z[i] = dz[i]; wmat[i] = dwmat[i];
480 //______________________________________________________________________________
481 void TFluka::Mixture(Int_t& kmat, const char *name, Double_t *a,
482 Double_t *z, Double_t dens, Int_t nlmat, Double_t *wmat) {
484 // Defines mixture OR COMPOUND IMAT as composed by
485 // THE BASIC NLMAT materials defined by arrays A,Z and WMAT
487 // If NLMAT > 0 then wmat contains the proportion by
488 // weights of each basic material in the mixture.
490 // If nlmat < 0 then WMAT contains the number of atoms
491 // of a given kind into the molecule of the COMPOUND
492 // In this case, WMAT in output is changed to relative
495 printf("Mixture %5d %10s %5d \n", kmat, name, nlmat);
501 for (i=0;i<nlmat;i++) {
502 amol += a[i]*wmat[i];
504 for (i=0;i<nlmat;i++) {
505 wmat[i] *= a[i]/amol;
508 kmat = gGeoManager->GetListOfMaterials()->GetSize();
509 // Check if we have elements with fractional Z
510 TGeoMaterial *mat = 0;
511 TGeoMixture *mix = 0;
512 Bool_t mixnew = kFALSE;
513 for (i=0; i<nlmat; i++) {
514 if (z[i]-Int_t(z[i]) < 1E-3) continue;
515 // We have found an element with fractional Z -> loop mixtures to look for it
516 for (j=0; j<kmat; j++) {
517 mat = (TGeoMaterial*)gGeoManager->GetListOfMaterials()->At(j);
519 if (!mat->IsMixture()) continue;
520 mix = (TGeoMixture*)mat;
521 if (TMath::Abs(z[i]-mix->GetZ()) >1E-3) continue;
525 if (!mixnew) Warning("Mixture","%s : cannot find component %i with fractional Z=%f\n", name, i, z[i]);
529 Int_t nlmatnew = nlmat+mix->GetNelements()-1;
530 Double_t *anew = new Double_t[nlmatnew];
531 Double_t *znew = new Double_t[nlmatnew];
532 Double_t *wmatnew = new Double_t[nlmatnew];
534 for (j=0; j<nlmat; j++) {
538 wmatnew[ind] = wmat[j];
541 for (j=0; j<mix->GetNelements(); j++) {
542 anew[ind] = mix->GetAmixt()[j];
543 znew[ind] = mix->GetZmixt()[j];
544 wmatnew[ind] = wmat[i]*mix->GetWmixt()[j];
547 Mixture(kmat, name, anew, znew, dens, nlmatnew, wmatnew);
553 // Now we need to compact identical elements within the mixture
554 // First check if this happens
556 for (i=0; i<nlmat-1; i++) {
557 for (j=i+1; j<nlmat; j++) {
567 Double_t *anew = new Double_t[nlmat];
568 Double_t *znew = new Double_t[nlmat];
569 memset(znew, 0, nlmat*sizeof(Double_t));
570 Double_t *wmatnew = new Double_t[nlmat];
572 for (i=0; i<nlmat; i++) {
574 for (j=0; j<nlmatnew; j++) {
576 wmatnew[j] += wmat[i];
582 anew[nlmatnew] = a[i];
583 znew[nlmatnew] = z[i];
584 wmatnew[nlmatnew] = wmat[i];
587 Mixture(kmat, name, anew, znew, dens, nlmatnew, wmatnew);
593 printf("Mixture (2) %5d %10s %5d \n", kmat, name, nlmat);
594 gGeoManager->Mixture(name, a, z, dens, nlmat, wmat, kmat);
597 //______________________________________________________________________________
598 void TFluka::Medium(Int_t& kmed, const char *name, Int_t nmat,
599 Int_t isvol, Int_t ifield, Double_t fieldm, Double_t tmaxfd,
600 Double_t stemax, Double_t deemax, Double_t epsil,
601 Double_t stmin, Float_t* ubuf, Int_t nbuf) {
604 kmed = gGeoManager->GetListOfMedia()->GetSize()+1;
605 fMCGeo->Medium(kmed, name, nmat, isvol, ifield, fieldm, tmaxfd, stemax, deemax,
606 epsil, stmin, ubuf, nbuf);
609 //______________________________________________________________________________
610 void TFluka::Medium(Int_t& kmed, const char *name, Int_t nmat,
611 Int_t isvol, Int_t ifield, Double_t fieldm, Double_t tmaxfd,
612 Double_t stemax, Double_t deemax, Double_t epsil,
613 Double_t stmin, Double_t* ubuf, Int_t nbuf) {
616 kmed = gGeoManager->GetListOfMedia()->GetSize()+1;
617 fMCGeo->Medium(kmed, name, nmat, isvol, ifield, fieldm, tmaxfd, stemax, deemax,
618 epsil, stmin, ubuf, nbuf);
621 //______________________________________________________________________________
622 void TFluka::Matrix(Int_t& krot, Double_t thetaX, Double_t phiX,
623 Double_t thetaY, Double_t phiY, Double_t thetaZ,
626 krot = gGeoManager->GetListOfMatrices()->GetEntriesFast();
627 fMCGeo->Matrix(krot, thetaX, phiX, thetaY, phiY, thetaZ, phiZ);
630 //______________________________________________________________________________
631 void TFluka::Gstpar(Int_t itmed, const char* param, Double_t parval) {
635 Bool_t process = kFALSE;
636 Bool_t modelp = kFALSE;
638 if (strncmp(param, "DCAY", 4) == 0 ||
639 strncmp(param, "PAIR", 4) == 0 ||
640 strncmp(param, "COMP", 4) == 0 ||
641 strncmp(param, "PHOT", 4) == 0 ||
642 strncmp(param, "PFIS", 4) == 0 ||
643 strncmp(param, "DRAY", 4) == 0 ||
644 strncmp(param, "ANNI", 4) == 0 ||
645 strncmp(param, "BREM", 4) == 0 ||
646 strncmp(param, "MUNU", 4) == 0 ||
647 strncmp(param, "CKOV", 4) == 0 ||
648 strncmp(param, "HADR", 4) == 0 ||
649 strncmp(param, "LOSS", 4) == 0 ||
650 strncmp(param, "MULS", 4) == 0 ||
651 strncmp(param, "RAYL", 4) == 0)
656 if (strncmp(param, "PRIMIO_N", 8) == 0 ||
657 strncmp(param, "PRIMIO_E", 8) == 0)
664 SetProcess(param, Int_t (parval), itmed);
667 SetModelParameter(param, parval, itmed);
670 SetCut(param, parval, itmed);
676 // functions from GGEOM
677 //_____________________________________________________________________________
678 void TFluka::Gsatt(const char *name, const char *att, Int_t val)
680 // Set visualisation attributes for one volume
682 fGeom->Vname(name,vname);
684 fGeom->Vname(att,vatt);
685 gGeoManager->SetVolumeAttribute(vname, vatt, val);
688 //______________________________________________________________________________
689 Int_t TFluka::Gsvolu(const char *name, const char *shape, Int_t nmed,
690 Float_t *upar, Int_t np) {
692 return fMCGeo->Gsvolu(name, shape, nmed, upar, np);
695 //______________________________________________________________________________
696 Int_t TFluka::Gsvolu(const char *name, const char *shape, Int_t nmed,
697 Double_t *upar, Int_t np) {
699 return fMCGeo->Gsvolu(name, shape, nmed, upar, np);
702 //______________________________________________________________________________
703 void TFluka::Gsdvn(const char *name, const char *mother, Int_t ndiv,
706 fMCGeo->Gsdvn(name, mother, ndiv, iaxis);
709 //______________________________________________________________________________
710 void TFluka::Gsdvn2(const char *name, const char *mother, Int_t ndiv,
711 Int_t iaxis, Double_t c0i, Int_t numed) {
713 fMCGeo->Gsdvn2(name, mother, ndiv, iaxis, c0i, numed);
716 //______________________________________________________________________________
717 void TFluka::Gsdvt(const char *name, const char *mother, Double_t step,
718 Int_t iaxis, Int_t numed, Int_t ndvmx) {
720 fMCGeo->Gsdvt(name, mother, step, iaxis, numed, ndvmx);
723 //______________________________________________________________________________
724 void TFluka::Gsdvt2(const char *name, const char *mother, Double_t step,
725 Int_t iaxis, Double_t c0, Int_t numed, Int_t ndvmx) {
727 fMCGeo->Gsdvt2(name, mother, step, iaxis, c0, numed, ndvmx);
730 //______________________________________________________________________________
731 void TFluka::Gsord(const char * /*name*/, Int_t /*iax*/) {
733 // Nothing to do with TGeo
736 //______________________________________________________________________________
737 void TFluka::Gspos(const char *name, Int_t nr, const char *mother,
738 Double_t x, Double_t y, Double_t z, Int_t irot,
741 fMCGeo->Gspos(name, nr, mother, x, y, z, irot, konly);
744 //______________________________________________________________________________
745 void TFluka::Gsposp(const char *name, Int_t nr, const char *mother,
746 Double_t x, Double_t y, Double_t z, Int_t irot,
747 const char *konly, Float_t *upar, Int_t np) {
749 fMCGeo->Gsposp(name, nr, mother, x, y, z, irot, konly, upar, np);
752 //______________________________________________________________________________
753 void TFluka::Gsposp(const char *name, Int_t nr, const char *mother,
754 Double_t x, Double_t y, Double_t z, Int_t irot,
755 const char *konly, Double_t *upar, Int_t np) {
757 fMCGeo->Gsposp(name, nr, mother, x, y, z, irot, konly, upar, np);
760 //______________________________________________________________________________
761 void TFluka::Gsbool(const char* /*onlyVolName*/, const char* /*manyVolName*/) {
763 // Nothing to do with TGeo
766 //______________________________________________________________________
767 Bool_t TFluka::GetTransformation(const TString &volumePath,TGeoHMatrix &mat)
769 // Returns the Transformation matrix between the volume specified
770 // by the path volumePath and the Top or mater volume. The format
771 // of the path volumePath is as follows (assuming ALIC is the Top volume)
772 // "/ALIC_1/DDIP_1/S05I_2/S05H_1/S05G_3". Here ALIC is the top most
773 // or master volume which has only 1 instance of. Of all of the daughter
774 // volumes of ALICE, DDIP volume copy #1 is indicated. Similarly for
775 // the daughter volume of DDIP is S05I copy #2 and so on.
777 // TString& volumePath The volume path to the specific volume
778 // for which you want the matrix. Volume name
779 // hierarchy is separated by "/" while the
780 // copy number is appended using a "_".
782 // TGeoHMatrix &mat A matrix with its values set to those
783 // appropriate to the Local to Master transformation
785 // A logical value if kFALSE then an error occurred and no change to
788 // We have to preserve the modeler state
789 return fMCGeo->GetTransformation(volumePath, mat);
792 //______________________________________________________________________
793 Bool_t TFluka::GetShape(const TString &volumePath,TString &shapeType,
796 // Returns the shape and its parameters for the volume specified
799 // TString& volumeName The volume name
801 // TString &shapeType Shape type
802 // TArrayD &par A TArrayD of parameters with all of the
803 // parameters of the specified shape.
805 // A logical indicating whether there was an error in getting this
807 return fMCGeo->GetShape(volumePath, shapeType, par);
810 //______________________________________________________________________
811 Bool_t TFluka::GetMaterial(const TString &volumeName,
812 TString &name,Int_t &imat,
813 Double_t &a,Double_t &z,Double_t &dens,
814 Double_t &radl,Double_t &inter,TArrayD &par)
816 // Returns the Material and its parameters for the volume specified
818 // Note, Geant3 stores and uses mixtures as an element with an effective
819 // Z and A. Consequently, if the parameter Z is not integer, then
820 // this material represents some sort of mixture.
822 // TString& volumeName The volume name
824 // TSrting &name Material name
825 // Int_t &imat Material index number
826 // Double_t &a Average Atomic mass of material
827 // Double_t &z Average Atomic number of material
828 // Double_t &dens Density of material [g/cm^3]
829 // Double_t &radl Average radiation length of material [cm]
830 // Double_t &inter Average interaction length of material [cm]
831 // TArrayD &par A TArrayD of user defined parameters.
833 // kTRUE if no errors
834 return fMCGeo->GetMaterial(volumeName,name,imat,a,z,dens,radl,inter,par);
837 //______________________________________________________________________
838 Bool_t TFluka::GetMedium(const TString &volumeName,TString &name,
839 Int_t &imed,Int_t &nmat,Int_t &isvol,Int_t &ifield,
840 Double_t &fieldm,Double_t &tmaxfd,Double_t &stemax,
841 Double_t &deemax,Double_t &epsil, Double_t &stmin,
844 // Returns the Medium and its parameters for the volume specified
847 // TString& volumeName The volume name.
849 // TString &name Medium name
850 // Int_t &nmat Material number defined for this medium
851 // Int_t &imed The medium index number
852 // Int_t &isvol volume number defined for this medium
853 // Int_t &iflield Magnetic field flag
854 // Double_t &fieldm Magnetic field strength
855 // Double_t &tmaxfd Maximum angle of deflection per step
856 // Double_t &stemax Maximum step size
857 // Double_t &deemax Maximum fraction of energy allowed to be lost
858 // to continuous process.
859 // Double_t &epsil Boundary crossing precision
860 // Double_t &stmin Minimum step size allowed
861 // TArrayD &par A TArrayD of user parameters with all of the
862 // parameters of the specified medium.
864 // kTRUE if there where no errors
865 return fMCGeo->GetMedium(volumeName,name,imed,nmat,isvol,ifield,fieldm,tmaxfd,stemax,deemax,epsil,stmin,par);
868 //______________________________________________________________________________
869 void TFluka::SetCerenkov(Int_t itmed, Int_t npckov, Float_t* ppckov,
870 Float_t* absco, Float_t* effic, Float_t* rindex) {
872 // Set Cerenkov properties for medium itmed
874 // npckov: number of sampling points
875 // ppckov: energy values
876 // absco: absorption length
877 // effic: quantum efficiency
878 // rindex: refraction index
882 // Create object holding Cerenkov properties
884 TFlukaCerenkov* cerenkovProperties = new TFlukaCerenkov(npckov, ppckov, absco, effic, rindex);
886 // Pass object to medium
887 TGeoMedium* medium = gGeoManager->GetMedium(itmed);
888 medium->SetCerenkovProperties(cerenkovProperties);
891 void TFluka::SetCerenkov(Int_t itmed, Int_t npckov, Float_t* ppckov,
892 Float_t* absco, Float_t* effic, Float_t* rindex, Float_t* rfl) {
894 // Set Cerenkov properties for medium itmed
896 // npckov: number of sampling points
897 // ppckov: energy values
898 // absco: absorption length
899 // effic: quantum efficiency
900 // rindex: refraction index
901 // rfl: reflectivity for boundary to medium itmed
904 // Create object holding Cerenkov properties
906 TFlukaCerenkov* cerenkovProperties = new TFlukaCerenkov(npckov, ppckov, absco, effic, rindex, rfl);
908 // Pass object to medium
909 TGeoMedium* medium = gGeoManager->GetMedium(itmed);
910 medium->SetCerenkovProperties(cerenkovProperties);
914 //______________________________________________________________________________
915 void TFluka::SetCerenkov(Int_t /*itmed*/, Int_t /*npckov*/, Double_t * /*ppckov*/,
916 Double_t * /*absco*/, Double_t * /*effic*/, Double_t * /*rindex*/) {
918 // Double_t version not implemented
921 void TFluka::SetCerenkov(Int_t /*itmed*/, Int_t /*npckov*/, Double_t* /*ppckov*/,
922 Double_t* /*absco*/, Double_t* /*effic*/, Double_t* /*rindex*/, Double_t* /*rfl*/) {
924 // // Double_t version not implemented
928 //______________________________________________________________________________
929 void TFluka::WriteEuclid(const char* /*fileName*/, const char* /*topVol*/,
930 Int_t /*number*/, Int_t /*nlevel*/) {
933 Warning("WriteEuclid", "Not implemented !");
938 //_____________________________________________________________________________
939 // methods needed by the stepping
940 //____________________________________________________________________________
942 Int_t TFluka::GetMedium() const {
944 // Get the medium number for the current fluka region
946 return fGeom->GetMedium(); // this I need to check due to remapping !!!
949 //____________________________________________________________________________
950 Int_t TFluka::GetDummyRegion() const
952 // Returns index of the dummy region.
953 return fGeom->GetDummyRegion();
956 //____________________________________________________________________________
957 Int_t TFluka::GetDummyLattice() const
959 // Returns index of the dummy lattice.
960 return fGeom->GetDummyLattice();
963 //____________________________________________________________________________
964 // particle table usage
965 // ID <--> PDG transformations
966 //_____________________________________________________________________________
967 Int_t TFluka::IdFromPDG(Int_t pdg) const
970 // Return Fluka code from PDG and pseudo ENDF code
972 // Catch the feedback photons
973 if (pdg == 50000051) return (kFLUKAoptical);
974 // MCIHAD() goes from pdg to fluka internal.
975 Int_t intfluka = mcihad(pdg);
976 // KPTOIP array goes from internal to official
977 return GetFlukaKPTOIP(intfluka);
980 //______________________________________________________________________________
981 Int_t TFluka::PDGFromId(Int_t id) const
984 // Return PDG code and pseudo ENDF code from Fluka code
985 // Alpha He3 Triton Deuteron gen. ion opt. photon
986 Int_t idSpecial[6] = {GetIonPdg(2,4), GetIonPdg(2, 3), GetIonPdg(1,3), GetIonPdg(1,2), GetIonPdg(0,0), 50000050};
987 // IPTOKP array goes from official to internal
989 if (id == kFLUKAoptical) {
991 // if (fVerbosityLevel >= 3)
992 // printf("\n PDGFromId: Cerenkov Photon \n");
996 if (id == 0 || id < kFLUKAcodemin || id > kFLUKAcodemax) {
997 if (fVerbosityLevel >= 3)
998 printf("PDGFromId: Error id = 0 %5d %5d\n", id, fCaller);
1003 Int_t intfluka = GetFlukaIPTOKP(id);
1004 if (intfluka == 0) {
1005 if (fVerbosityLevel >= 3)
1006 printf("PDGFromId: Error intfluka = 0: %d\n", id);
1008 } else if (intfluka < 0) {
1009 if (fVerbosityLevel >= 3)
1010 printf("PDGFromId: Error intfluka < 0: %d\n", id);
1013 // if (fVerbosityLevel >= 3)
1014 // printf("mpdgha called with %d %d \n", id, intfluka);
1015 return mpdgha(intfluka);
1017 // ions and optical photons
1018 return idSpecial[id - kFLUKAcodemin];
1022 void TFluka::StopTrack()
1024 // Set stopping conditions
1025 // Works for photons and charged particles
1029 //_____________________________________________________________________________
1030 // methods for physics management
1031 //____________________________________________________________________________
1036 void TFluka::SetProcess(const char* flagName, Int_t flagValue, Int_t imed)
1038 // Set process user flag for material imat
1041 // Update if already in the list
1043 TIter next(fUserConfig);
1044 TFlukaConfigOption* proc;
1045 while((proc = (TFlukaConfigOption*)next()))
1047 if (proc->Medium() == imed) {
1048 proc->SetProcess(flagName, flagValue);
1052 proc = new TFlukaConfigOption(imed);
1053 proc->SetProcess(flagName, flagValue);
1054 fUserConfig->Add(proc);
1057 //______________________________________________________________________________
1058 Bool_t TFluka::SetProcess(const char* flagName, Int_t flagValue)
1060 // Set process user flag
1063 SetProcess(flagName, flagValue, -1);
1067 //______________________________________________________________________________
1068 void TFluka::SetCut(const char* cutName, Double_t cutValue, Int_t imed)
1070 // Set user cut value for material imed
1072 TIter next(fUserConfig);
1073 TFlukaConfigOption* proc;
1074 while((proc = (TFlukaConfigOption*)next()))
1076 if (proc->Medium() == imed) {
1077 proc->SetCut(cutName, cutValue);
1082 proc = new TFlukaConfigOption(imed);
1083 proc->SetCut(cutName, cutValue);
1084 fUserConfig->Add(proc);
1088 //______________________________________________________________________________
1089 void TFluka::SetModelParameter(const char* parName, Double_t parValue, Int_t imed)
1091 // Set model parameter for material imed
1093 TIter next(fUserConfig);
1094 TFlukaConfigOption* proc;
1095 while((proc = (TFlukaConfigOption*)next()))
1097 if (proc->Medium() == imed) {
1098 proc->SetModelParameter(parName, parValue);
1103 proc = new TFlukaConfigOption(imed);
1104 proc->SetModelParameter(parName, parValue);
1105 fUserConfig->Add(proc);
1108 //______________________________________________________________________________
1109 Bool_t TFluka::SetCut(const char* cutName, Double_t cutValue)
1111 // Set user cut value
1114 SetCut(cutName, cutValue, -1);
1119 void TFluka::SetUserScoring(const char* option, const char* sdum, Int_t npr, char* outfile, Float_t* what)
1122 // Adds a user scoring option to the list
1124 TFlukaScoringOption* opt = new TFlukaScoringOption(option, sdum, npr,outfile,what);
1125 fUserScore->Add(opt);
1127 //______________________________________________________________________________
1128 void TFluka::SetUserScoring(const char* option, const char* sdum, Int_t npr, char* outfile, Float_t* what,
1129 const char* det1, const char* det2, const char* det3)
1132 // Adds a user scoring option to the list
1134 TFlukaScoringOption* opt = new TFlukaScoringOption(option, sdum, npr, outfile, what, det1, det2, det3);
1135 fUserScore->Add(opt);
1138 //______________________________________________________________________________
1139 Double_t TFluka::Xsec(char*, Double_t, Int_t, Int_t)
1141 Warning("Xsec", "Not yet implemented.!\n"); return -1.;
1145 //______________________________________________________________________________
1146 void TFluka::InitPhysics()
1149 // Physics initialisation with preparation of FLUKA input cards
1151 // Construct file names
1152 FILE *pFlukaVmcCoreInp, *pFlukaVmcFlukaMat, *pFlukaVmcInp;
1153 TString sFlukaVmcCoreInp = getenv("ALICE_ROOT");
1154 sFlukaVmcCoreInp +="/TFluka/input/";
1155 TString sFlukaVmcTmp = "flukaMat.inp";
1156 TString sFlukaVmcInp = GetInputFileName();
1157 sFlukaVmcCoreInp += GetCoreInputFileName();
1160 if ((pFlukaVmcCoreInp = fopen(sFlukaVmcCoreInp.Data(),"r")) == NULL) {
1161 Warning("InitPhysics", "\nCannot open file %s\n",sFlukaVmcCoreInp.Data());
1164 if ((pFlukaVmcFlukaMat = fopen(sFlukaVmcTmp.Data(),"r")) == NULL) {
1165 Warning("InitPhysics", "\nCannot open file %s\n",sFlukaVmcTmp.Data());
1168 if ((pFlukaVmcInp = fopen(sFlukaVmcInp.Data(),"w")) == NULL) {
1169 Warning("InitPhysics", "\nCannot open file %s\n",sFlukaVmcInp.Data());
1173 // Copy core input file
1175 Float_t fEventsPerRun;
1177 while ((fgets(sLine,255,pFlukaVmcCoreInp)) != NULL) {
1178 if (strncmp(sLine,"GEOEND",6) != 0)
1179 fprintf(pFlukaVmcInp,"%s",sLine); // copy until GEOEND card
1181 fprintf(pFlukaVmcInp,"GEOEND\n"); // add GEOEND card
1184 } // end of while until GEOEND card
1188 while ((fgets(sLine,255,pFlukaVmcFlukaMat)) != NULL) { // copy flukaMat.inp file
1189 fprintf(pFlukaVmcInp,"%s\n",sLine);
1192 while ((fgets(sLine,255,pFlukaVmcCoreInp)) != NULL) {
1193 if (strncmp(sLine,"START",5) != 0)
1194 fprintf(pFlukaVmcInp,"%s\n",sLine);
1196 sscanf(sLine+10,"%10f",&fEventsPerRun);
1199 } //end of while until START card
1204 // Pass information to configuration objects
1206 Float_t fLastMaterial = fGeom->GetLastMaterialIndex();
1207 TFlukaConfigOption::SetStaticInfo(pFlukaVmcInp, 3, fLastMaterial, fGeom);
1209 TIter next(fUserConfig);
1210 TFlukaConfigOption* proc;
1211 while((proc = dynamic_cast<TFlukaConfigOption*> (next()))) proc->WriteFlukaInputCards();
1213 // Process Fluka specific scoring options
1215 TFlukaScoringOption::SetStaticInfo(pFlukaVmcInp, fGeom);
1216 Float_t loginp = -49.0;
1218 Int_t nscore = fUserScore->GetEntries();
1220 TFlukaScoringOption *mopo = 0;
1221 TFlukaScoringOption *mopi = 0;
1223 for (Int_t isc = 0; isc < nscore; isc++)
1225 mopo = dynamic_cast<TFlukaScoringOption*> (fUserScore->At(isc));
1226 char* fileName = mopo->GetFileName();
1227 Int_t size = strlen(fileName);
1230 // Check if new output file has to be opened
1231 for (Int_t isci = 0; isci < isc; isci++) {
1234 mopi = dynamic_cast<TFlukaScoringOption*> (fUserScore->At(isci));
1235 if(strncmp(mopi->GetFileName(), fileName, size)==0) {
1237 // No, the file already exists
1238 lun = mopi->GetLun();
1245 // Open new output file
1247 mopo->SetLun(loginp + inp);
1248 mopo->WriteOpenFlukaFile();
1250 mopo->WriteFlukaInputCards();
1253 // Add RANDOMIZ card
1254 fprintf(pFlukaVmcInp,"RANDOMIZ %10.1f%10.0f\n", 1., Float_t(gRandom->GetSeed()));
1255 // Add START and STOP card
1256 fprintf(pFlukaVmcInp,"START %10.1f\n",fEventsPerRun);
1257 fprintf(pFlukaVmcInp,"STOP \n");
1261 fclose(pFlukaVmcCoreInp);
1262 fclose(pFlukaVmcFlukaMat);
1263 fclose(pFlukaVmcInp);
1267 // Initialisation needed for Cerenkov photon production and transport
1268 TObjArray *matList = GetFlukaMaterials();
1269 Int_t nmaterial = matList->GetEntriesFast();
1270 fMaterials = new Int_t[nmaterial+25];
1272 for (Int_t im = 0; im < nmaterial; im++)
1274 TGeoMaterial* material = dynamic_cast<TGeoMaterial*> (matList->At(im));
1275 Int_t idmat = material->GetIndex();
1276 fMaterials[idmat] = im;
1278 } // end of InitPhysics
1281 //______________________________________________________________________________
1282 void TFluka::SetMaxStep(Double_t step)
1284 // Set the maximum step size
1285 // if (step > 1.e4) return;
1287 // Int_t mreg=0, latt=0;
1288 // fGeom->GetCurrentRegion(mreg, latt);
1289 Int_t mreg = fGeom->GetCurrentRegion();
1290 STEPSZ.stepmx[mreg - 1] = step;
1294 Double_t TFluka::MaxStep() const
1296 // Return the maximum for current medium
1298 fGeom->GetCurrentRegion(mreg, latt);
1299 return (STEPSZ.stepmx[mreg - 1]);
1302 //______________________________________________________________________________
1303 void TFluka::SetMaxNStep(Int_t)
1305 // SetMaxNStep is dummy procedure in TFluka !
1306 if (fVerbosityLevel >=3)
1307 cout << "SetMaxNStep is dummy procedure in TFluka !" << endl;
1310 //______________________________________________________________________________
1311 void TFluka::SetUserDecay(Int_t)
1313 // SetUserDecay is dummy procedure in TFluka !
1314 if (fVerbosityLevel >=3)
1315 cout << "SetUserDecay is dummy procedure in TFluka !" << endl;
1319 // dynamic properties
1321 //______________________________________________________________________________
1322 void TFluka::TrackPosition(TLorentzVector& position) const
1324 // Return the current position in the master reference frame of the
1325 // track being transported
1326 // TRACKR.atrack = age of the particle
1327 // TRACKR.xtrack = x-position of the last point
1328 // TRACKR.ytrack = y-position of the last point
1329 // TRACKR.ztrack = z-position of the last point
1330 FlukaCallerCode_t caller = GetCaller();
1331 if (caller == kENDRAW || caller == kUSDRAW ||
1332 caller == kBXExiting || caller == kBXEntering ||
1333 caller == kUSTCKV) {
1334 position.SetX(GetXsco());
1335 position.SetY(GetYsco());
1336 position.SetZ(GetZsco());
1337 position.SetT(TRACKR.atrack);
1339 else if (caller == kMGDRAW) {
1341 if ((i = fPrimaryElectronIndex) > -1) {
1342 // Primary Electron Ionisation
1344 GetPrimaryElectronPosition(i, x, y, z);
1348 position.SetT(TRACKR.atrack);
1350 position.SetX(TRACKR.xtrack[TRACKR.ntrack]);
1351 position.SetY(TRACKR.ytrack[TRACKR.ntrack]);
1352 position.SetZ(TRACKR.ztrack[TRACKR.ntrack]);
1353 position.SetT(TRACKR.atrack);
1356 else if (caller == kSODRAW) {
1357 Int_t ist = FLKSTK.npflka;
1358 position.SetX(FLKSTK.xflk[ist]);
1359 position.SetY(FLKSTK.yflk[ist]);
1360 position.SetZ(FLKSTK.zflk[ist]);
1361 position.SetT(FLKSTK.agestk[ist]);
1362 } else if (caller == kMGResumedTrack) {
1363 position.SetX(TRACKR.spausr[0]);
1364 position.SetY(TRACKR.spausr[1]);
1365 position.SetZ(TRACKR.spausr[2]);
1366 position.SetT(TRACKR.spausr[3]);
1369 Warning("TrackPosition","position not available");
1372 //______________________________________________________________________________
1373 void TFluka::TrackPosition(Double_t& x, Double_t& y, Double_t& z) const
1375 // Return the current position in the master reference frame of the
1376 // track being transported
1377 // TRACKR.atrack = age of the particle
1378 // TRACKR.xtrack = x-position of the last point
1379 // TRACKR.ytrack = y-position of the last point
1380 // TRACKR.ztrack = z-position of the last point
1381 FlukaCallerCode_t caller = GetCaller();
1382 if (caller == kENDRAW || caller == kUSDRAW ||
1383 caller == kBXExiting || caller == kBXEntering ||
1384 caller == kUSTCKV) {
1389 else if (caller == kMGDRAW) {
1391 if ((i = fPrimaryElectronIndex) > -1) {
1392 GetPrimaryElectronPosition(i, x, y, z);
1394 x = TRACKR.xtrack[TRACKR.ntrack];
1395 y = TRACKR.ytrack[TRACKR.ntrack];
1396 z = TRACKR.ztrack[TRACKR.ntrack];
1399 else if (caller == kSODRAW) {
1400 Int_t ist = FLKSTK.npflka;
1401 x = FLKSTK.xflk[ist];
1402 y = FLKSTK.yflk[ist];
1403 z = FLKSTK.zflk[ist];
1405 else if (caller == kMGResumedTrack) {
1406 x = TRACKR.spausr[0];
1407 y = TRACKR.spausr[1];
1408 z = TRACKR.spausr[2];
1411 Warning("TrackPosition","position not available");
1414 //______________________________________________________________________________
1415 void TFluka::TrackMomentum(TLorentzVector& momentum) const
1417 // Return the direction and the momentum (GeV/c) of the track
1418 // currently being transported
1419 // TRACKR.ptrack = momentum of the particle (not always defined, if
1420 // < 0 must be obtained from etrack)
1421 // TRACKR.cx,y,ztrck = direction cosines of the current particle
1422 // TRACKR.etrack = total energy of the particle
1423 // TRACKR.jtrack = identity number of the particle
1424 // PAPROP.am[TRACKR.jtrack] = particle mass in gev
1425 FlukaCallerCode_t caller = GetCaller();
1426 FlukaProcessCode_t icode = GetIcode();
1428 if (caller != kEEDRAW &&
1429 caller != kMGResumedTrack &&
1430 caller != kSODRAW &&
1431 (caller != kENDRAW || (icode != kEMFSCOstopping1 && icode != kEMFSCOstopping2))) {
1432 if (TRACKR.ptrack >= 0) {
1433 momentum.SetPx(TRACKR.ptrack*TRACKR.cxtrck);
1434 momentum.SetPy(TRACKR.ptrack*TRACKR.cytrck);
1435 momentum.SetPz(TRACKR.ptrack*TRACKR.cztrck);
1436 momentum.SetE(TRACKR.etrack);
1440 Double_t p = sqrt(TRACKR.etrack * TRACKR.etrack - ParticleMassFPC(TRACKR.jtrack) * ParticleMassFPC(TRACKR.jtrack));
1441 momentum.SetPx(p*TRACKR.cxtrck);
1442 momentum.SetPy(p*TRACKR.cytrck);
1443 momentum.SetPz(p*TRACKR.cztrck);
1444 momentum.SetE(TRACKR.etrack);
1447 } else if (caller == kMGResumedTrack) {
1448 momentum.SetPx(TRACKR.spausr[4]);
1449 momentum.SetPy(TRACKR.spausr[5]);
1450 momentum.SetPz(TRACKR.spausr[6]);
1451 momentum.SetE (TRACKR.spausr[7]);
1453 } else if (caller == kENDRAW && (icode == kEMFSCOstopping1 || icode == kEMFSCOstopping2)) {
1457 momentum.SetE(TrackMass());
1459 } else if (caller == kSODRAW) {
1460 Int_t ist = FLKSTK.npflka;
1461 Double_t p = FLKSTK.pmoflk[ist];
1462 Int_t ifl = FLKSTK.iloflk[ist];
1463 Double_t m = PAPROP.am[ifl + 6];
1464 Double_t e = TMath::Sqrt(p * p + m * m);
1465 momentum.SetPx(p * FLKSTK.txflk[ist]);
1466 momentum.SetPy(p * FLKSTK.tyflk[ist]);
1467 momentum.SetPz(p * FLKSTK.tzflk[ist]);
1471 Warning("TrackMomentum","momentum not available");
1474 //______________________________________________________________________________
1475 void TFluka::TrackMomentum(Double_t& px, Double_t& py, Double_t& pz, Double_t& e) const
1477 // Return the direction and the momentum (GeV/c) of the track
1478 // currently being transported
1479 // TRACKR.ptrack = momentum of the particle (not always defined, if
1480 // < 0 must be obtained from etrack)
1481 // TRACKR.cx,y,ztrck = direction cosines of the current particle
1482 // TRACKR.etrack = total energy of the particle
1483 // TRACKR.jtrack = identity number of the particle
1484 // PAPROP.am[TRACKR.jtrack] = particle mass in gev
1485 FlukaCallerCode_t caller = GetCaller();
1486 FlukaProcessCode_t icode = GetIcode();
1487 if (caller != kEEDRAW &&
1488 caller != kMGResumedTrack &&
1489 caller != kSODRAW &&
1490 (caller != kENDRAW || (icode != kEMFSCOstopping1 && icode != kEMFSCOstopping2))) {
1491 if (TRACKR.ptrack >= 0) {
1492 px = TRACKR.ptrack*TRACKR.cxtrck;
1493 py = TRACKR.ptrack*TRACKR.cytrck;
1494 pz = TRACKR.ptrack*TRACKR.cztrck;
1499 Double_t p = sqrt(TRACKR.etrack * TRACKR.etrack - ParticleMassFPC(TRACKR.jtrack) * ParticleMassFPC(TRACKR.jtrack));
1500 px = p*TRACKR.cxtrck;
1501 py = p*TRACKR.cytrck;
1502 pz = p*TRACKR.cztrck;
1506 } else if (caller == kMGResumedTrack) {
1507 px = TRACKR.spausr[4];
1508 py = TRACKR.spausr[5];
1509 pz = TRACKR.spausr[6];
1510 e = TRACKR.spausr[7];
1512 } else if (caller == kENDRAW && (icode == kEMFSCOstopping1 || icode == kEMFSCOstopping2)) {
1517 } else if (caller == kSODRAW) {
1518 Int_t ist = FLKSTK.npflka;
1519 Double_t p = FLKSTK.pmoflk[ist];
1520 Int_t ifl = FLKSTK.iloflk[ist];
1521 Double_t m = PAPROP.am[ifl + 6];
1522 e = TMath::Sqrt(p * p + m * m);
1523 px = p * FLKSTK.txflk[ist];
1524 py = p * FLKSTK.tyflk[ist];
1525 pz = p * FLKSTK.tzflk[ist];
1528 Warning("TrackMomentum","momentum not available");
1531 //______________________________________________________________________________
1532 Double_t TFluka::TrackStep() const
1534 // Return the length in centimeters of the current step
1535 // TRACKR.ctrack = total curved path
1536 FlukaCallerCode_t caller = GetCaller();
1537 if (caller == kBXEntering || caller == kBXExiting ||
1538 caller == kENDRAW || caller == kUSDRAW ||
1539 caller == kUSTCKV || caller == kMGResumedTrack ||
1542 else if (caller == kMGDRAW)
1543 return TRACKR.ctrack;
1545 Warning("TrackStep", "track step not available");
1550 //______________________________________________________________________________
1551 Double_t TFluka::TrackLength() const
1553 // TRACKR.cmtrck = cumulative curved path since particle birth
1554 FlukaCallerCode_t caller = GetCaller();
1555 if (caller == kBXEntering || caller == kBXExiting ||
1556 caller == kENDRAW || caller == kUSDRAW || caller == kMGDRAW ||
1558 return TRACKR.cmtrck;
1559 else if (caller == kMGResumedTrack)
1560 return TRACKR.spausr[8];
1562 Warning("TrackLength", "track length not available");
1567 //______________________________________________________________________________
1568 Double_t TFluka::TrackTime() const
1570 // Return the current time of flight of the track being transported
1571 // TRACKR.atrack = age of the particle
1572 FlukaCallerCode_t caller = GetCaller();
1573 if (caller == kBXEntering || caller == kBXExiting ||
1574 caller == kENDRAW || caller == kUSDRAW || caller == kMGDRAW ||
1576 return TRACKR.atrack;
1577 else if (caller == kMGResumedTrack)
1578 return TRACKR.spausr[3];
1579 else if (caller == kSODRAW) {
1580 return (FLKSTK.agestk[FLKSTK.npflka]);
1583 Warning("TrackTime", "track time not available");
1588 //______________________________________________________________________________
1589 Double_t TFluka::Edep() const
1591 // Energy deposition
1592 // if TRACKR.ntrack = 0, TRACKR.mtrack = 0:
1593 // -->local energy deposition (the value and the point are not recorded in TRACKR)
1594 // but in the variable "rull" of the procedure "endraw.cxx"
1595 // if TRACKR.ntrack > 0, TRACKR.mtrack = 0:
1596 // -->no energy loss along the track
1597 // if TRACKR.ntrack > 0, TRACKR.mtrack > 0:
1598 // -->energy loss distributed along the track
1599 // TRACKR.dtrack = energy deposition of the jth deposition event
1601 // If coming from bxdraw we have 2 steps of 0 length and 0 edep
1602 // If coming from usdraw we just signal particle production - no edep
1603 // If just first time after resuming, no edep for the primary
1604 FlukaCallerCode_t caller = GetCaller();
1606 if (caller == kBXExiting || caller == kBXEntering ||
1607 caller == kUSDRAW || caller == kMGResumedTrack ||
1613 // Material with primary ionisation activated but number of primary electrons nprim = 0
1614 if (fPrimaryElectronIndex == -2) return 0.0;
1616 if ((i = fPrimaryElectronIndex) > -1) {
1617 // Primary ionisation
1618 sum = GetPrimaryElectronKineticEnergy(i);
1620 printf("edep > 100. %d %d %f \n", i, ALLDLT.nalldl, sum);
1624 // Normal ionisation
1625 if (TRACKR.mtrack > 1) printf("Edep: %6d\n", TRACKR.mtrack);
1627 for ( Int_t j=0;j<TRACKR.mtrack;j++) {
1628 sum +=TRACKR.dtrack[j];
1630 if (TRACKR.ntrack == 0 && TRACKR.mtrack == 0)
1638 //______________________________________________________________________________
1639 Int_t TFluka::CorrectFlukaId() const
1641 // since we don't put photons and e- created bellow transport cut on the vmc stack
1642 // and there is a call to endraw for energy deposition for each of them
1643 // and they have the track number of their parent, but different identity (pdg)
1644 // so we want to assign also their parent identity.
1647 && TRACKR.ispusr[mkbmx2 - 4] == TRACKR.ispusr[mkbmx2 - 1]
1648 && TRACKR.jtrack != TRACKR.ispusr[mkbmx2 - 3] ) {
1649 if (fVerbosityLevel >=3)
1650 cout << "CorrectFlukaId() for icode=" << GetIcode()
1651 << " track=" << TRACKR.ispusr[mkbmx2 - 1]
1652 << " current PDG=" << PDGFromId(TRACKR.jtrack)
1653 << " assign parent PDG=" << PDGFromId(TRACKR.ispusr[mkbmx2 - 3]) << endl;
1654 return TRACKR.ispusr[mkbmx2 - 3]; // assign parent identity
1656 if (TRACKR.jtrack <= 64){
1657 return TRACKR.jtrack;
1659 return TRACKR.j0trck;
1664 //______________________________________________________________________________
1665 Int_t TFluka::TrackPid() const
1667 // Return the id of the particle transported
1668 // TRACKR.jtrack = identity number of the particle
1669 FlukaCallerCode_t caller = GetCaller();
1670 if (caller != kEEDRAW && caller != kSODRAW) {
1671 return PDGFromId( CorrectFlukaId() );
1673 else if (caller == kSODRAW) {
1674 return PDGFromId(FLKSTK.iloflk[FLKSTK.npflka]);
1680 //______________________________________________________________________________
1681 Double_t TFluka::TrackCharge() const
1683 // Return charge of the track currently transported
1684 // PAPROP.ichrge = electric charge of the particle
1685 // TRACKR.jtrack = identity number of the particle
1687 FlukaCallerCode_t caller = GetCaller();
1688 if (caller != kEEDRAW && caller != kSODRAW)
1689 return PAPROP.ichrge[CorrectFlukaId() + 6];
1690 else if (caller == kSODRAW) {
1691 Int_t ifl = PDGFromId(FLKSTK.iloflk[FLKSTK.npflka]);
1692 return PAPROP.ichrge[ifl + 6];
1698 //______________________________________________________________________________
1699 Double_t TFluka::TrackMass() const
1701 // PAPROP.am = particle mass in GeV
1702 // TRACKR.jtrack = identity number of the particle
1703 FlukaCallerCode_t caller = GetCaller();
1704 if (caller != kEEDRAW && caller != kSODRAW)
1705 return PAPROP.am[CorrectFlukaId()+6];
1706 else if (caller == kSODRAW) {
1707 Int_t ifl = PDGFromId(FLKSTK.iloflk[FLKSTK.npflka]);
1708 return PAPROP.am[ifl + 6];
1714 //______________________________________________________________________________
1715 Double_t TFluka::Etot() const
1717 // TRACKR.etrack = total energy of the particle
1718 FlukaCallerCode_t caller = GetCaller();
1719 if (caller != kEEDRAW && caller != kSODRAW)
1720 return TRACKR.etrack;
1721 else if (caller == kSODRAW) {
1722 Int_t ist = FLKSTK.npflka;
1723 Double_t p = FLKSTK.pmoflk[ist];
1724 Int_t ifl = FLKSTK.iloflk[ist];
1725 Double_t m = PAPROP.am[ifl + 6];
1726 Double_t e = TMath::Sqrt(p * p + m * m);
1736 //______________________________________________________________________________
1737 Bool_t TFluka::IsNewTrack() const
1739 // Return true for the first call of Stepping()
1743 void TFluka::SetTrackIsNew(Bool_t flag)
1745 // Return true for the first call of Stepping()
1751 //______________________________________________________________________________
1752 Bool_t TFluka::IsTrackInside() const
1754 // True if the track is not at the boundary of the current volume
1755 // In Fluka a step is always inside one kind of material
1756 // If the step would go behind the region of one material,
1757 // it will be shortened to reach only the boundary.
1758 // Therefore IsTrackInside() is always true.
1759 FlukaCallerCode_t caller = GetCaller();
1760 if (caller == kBXEntering || caller == kBXExiting)
1766 //______________________________________________________________________________
1767 Bool_t TFluka::IsTrackEntering() const
1769 // True if this is the first step of the track in the current volume
1771 FlukaCallerCode_t caller = GetCaller();
1772 if (caller == kBXEntering)
1777 //______________________________________________________________________________
1778 Bool_t TFluka::IsTrackExiting() const
1780 // True if track is exiting volume
1782 FlukaCallerCode_t caller = GetCaller();
1783 if (caller == kBXExiting)
1788 //______________________________________________________________________________
1789 Bool_t TFluka::IsTrackOut() const
1791 // True if the track is out of the setup
1793 FlukaProcessCode_t icode = GetIcode();
1795 if (icode == kKASKADescape ||
1796 icode == kEMFSCOescape ||
1797 icode == kKASNEUescape ||
1798 icode == kKASHEAescape ||
1799 icode == kKASOPHescape)
1804 //______________________________________________________________________________
1805 Bool_t TFluka::IsTrackDisappeared() const
1807 // All inelastic interactions and decays
1808 // fIcode from usdraw
1809 FlukaProcessCode_t icode = GetIcode();
1810 if (icode == kKASKADinelint || // inelastic interaction
1811 icode == kKASKADdecay || // particle decay
1812 icode == kKASKADdray || // delta ray generation by hadron
1813 icode == kKASKADpair || // direct pair production
1814 icode == kKASKADbrems || // bremsstrahlung (muon)
1815 icode == kEMFSCObrems || // bremsstrahlung (electron)
1816 icode == kEMFSCOmoller || // Moller scattering
1817 icode == kEMFSCObhabha || // Bhaba scattering
1818 icode == kEMFSCOanniflight || // in-flight annihilation
1819 icode == kEMFSCOannirest || // annihilation at rest
1820 icode == kEMFSCOpair || // pair production
1821 icode == kEMFSCOcompton || // Compton scattering
1822 icode == kEMFSCOphotoel || // Photoelectric effect
1823 icode == kKASNEUhadronic || // hadronic interaction
1824 icode == kKASHEAdray // delta-ray
1829 //______________________________________________________________________________
1830 Bool_t TFluka::IsTrackStop() const
1832 // True if the track energy has fallen below the threshold
1833 // means stopped by signal or below energy threshold
1834 FlukaProcessCode_t icode = GetIcode();
1835 if (icode == kKASKADstopping || // stopping particle
1836 icode == kKASKADtimekill || // time kill
1837 icode == kEMFSCOstopping1 || // below user-defined cut-off
1838 icode == kEMFSCOstopping2 || // below user cut-off
1839 icode == kEMFSCOtimekill || // time kill
1840 icode == kKASNEUstopping || // neutron below threshold
1841 icode == kKASNEUtimekill || // time kill
1842 icode == kKASHEAtimekill || // time kill
1843 icode == kKASOPHtimekill) return 1; // time kill
1847 //______________________________________________________________________________
1848 Bool_t TFluka::IsTrackAlive() const
1850 // means not disappeared or not out
1851 if (IsTrackDisappeared() || IsTrackOut() ) return 0;
1859 //______________________________________________________________________________
1860 Int_t TFluka::NSecondaries() const
1863 // Number of secondary particles generated in the current step
1864 // GENSTK.np = number of secondaries except light and heavy ions
1865 // FHEAVY.npheav = number of secondaries for light and heavy secondary ions
1866 FlukaCallerCode_t caller = GetCaller();
1867 if (caller == kUSDRAW) // valid only after usdraw
1868 return GENSTK.np + FHEAVY.npheav;
1869 else if (caller == kUSTCKV) {
1870 // Cerenkov Photon production
1874 } // end of NSecondaries
1876 //______________________________________________________________________________
1877 void TFluka::GetSecondary(Int_t isec, Int_t& particleId,
1878 TLorentzVector& position, TLorentzVector& momentum)
1880 // Copy particles from secondary stack to vmc stack
1883 FlukaCallerCode_t caller = GetCaller();
1884 if (caller == kUSDRAW) { // valid only after usdraw
1885 if (GENSTK.np > 0) {
1886 // Hadronic interaction
1887 if (isec >= 0 && isec < GENSTK.np) {
1888 particleId = PDGFromId(GENSTK.kpart[isec]);
1889 position.SetX(fXsco);
1890 position.SetY(fYsco);
1891 position.SetZ(fZsco);
1892 position.SetT(TRACKR.atrack);
1893 momentum.SetPx(GENSTK.plr[isec]*GENSTK.cxr[isec]);
1894 momentum.SetPy(GENSTK.plr[isec]*GENSTK.cyr[isec]);
1895 momentum.SetPz(GENSTK.plr[isec]*GENSTK.czr[isec]);
1896 momentum.SetE(GENSTK.tki[isec] + PAPROP.am[GENSTK.kpart[isec]+6]);
1898 else if (isec >= GENSTK.np && isec < GENSTK.np + FHEAVY.npheav) {
1899 Int_t jsec = isec - GENSTK.np;
1900 particleId = FHEAVY.kheavy[jsec]; // this is Fluka id !!!
1901 position.SetX(fXsco);
1902 position.SetY(fYsco);
1903 position.SetZ(fZsco);
1904 position.SetT(TRACKR.atrack);
1905 momentum.SetPx(FHEAVY.pheavy[jsec]*FHEAVY.cxheav[jsec]);
1906 momentum.SetPy(FHEAVY.pheavy[jsec]*FHEAVY.cyheav[jsec]);
1907 momentum.SetPz(FHEAVY.pheavy[jsec]*FHEAVY.czheav[jsec]);
1908 if (FHEAVY.tkheav[jsec] >= 3 && FHEAVY.tkheav[jsec] <= 6)
1909 momentum.SetE(FHEAVY.tkheav[jsec] + PAPROP.am[jsec+6]);
1910 else if (FHEAVY.tkheav[jsec] > 6)
1911 momentum.SetE(FHEAVY.tkheav[jsec] + FHEAVY.amnhea[jsec]); // to be checked !!!
1914 Warning("GetSecondary","isec out of range");
1916 } else if (caller == kUSTCKV) {
1917 Int_t index = OPPHST.lstopp - isec;
1918 position.SetX(OPPHST.xoptph[index]);
1919 position.SetY(OPPHST.yoptph[index]);
1920 position.SetZ(OPPHST.zoptph[index]);
1921 position.SetT(OPPHST.agopph[index]);
1922 Double_t p = OPPHST.poptph[index];
1924 momentum.SetPx(p * OPPHST.txopph[index]);
1925 momentum.SetPy(p * OPPHST.tyopph[index]);
1926 momentum.SetPz(p * OPPHST.tzopph[index]);
1930 Warning("GetSecondary","no secondaries available");
1932 } // end of GetSecondary
1935 //______________________________________________________________________________
1936 TMCProcess TFluka::ProdProcess(Int_t) const
1939 // Name of the process that has produced the secondary particles
1940 // in the current step
1942 Int_t mugamma = (TRACKR.jtrack == kFLUKAphoton ||
1943 TRACKR.jtrack == kFLUKAmuplus ||
1944 TRACKR.jtrack == kFLUKAmuminus);
1945 FlukaProcessCode_t icode = GetIcode();
1947 if (icode == kKASKADdecay) return kPDecay;
1948 else if (icode == kKASKADpair || icode == kEMFSCOpair) return kPPair;
1949 else if (icode == kEMFSCOcompton) return kPCompton;
1950 else if (icode == kEMFSCOphotoel) return kPPhotoelectric;
1951 else if (icode == kKASKADbrems || icode == kEMFSCObrems) return kPBrem;
1952 else if (icode == kKASKADdray || icode == kKASHEAdray) return kPDeltaRay;
1953 else if (icode == kEMFSCOmoller || icode == kEMFSCObhabha) return kPDeltaRay;
1954 else if (icode == kEMFSCOanniflight || icode == kEMFSCOannirest) return kPAnnihilation;
1955 else if (icode == kKASKADinelint) {
1956 if (!mugamma) return kPHadronic;
1957 else if (TRACKR.jtrack == kFLUKAphoton) return kPPhotoFission;
1958 else return kPMuonNuclear;
1960 else if (icode == kEMFSCOrayleigh) return kPRayleigh;
1961 // Fluka codes 100, 300 and 400 still to be investigasted
1962 else return kPNoProcess;
1966 Int_t TFluka::StepProcesses(TArrayI &proc) const
1969 // Return processes active in the current step
1971 FlukaProcessCode_t icode = GetIcode();
1975 case kKASKADtimekill:
1976 case kEMFSCOtimekill:
1977 case kKASNEUtimekill:
1978 case kKASHEAtimekill:
1979 case kKASOPHtimekill:
1982 case kKASKADstopping:
1984 case kEMFSCOstopping1:
1985 case kEMFSCOstopping2:
1987 case kKASNEUstopping:
1993 case kKASOPHabsorption:
1994 iproc = kPLightAbsorption;
1996 case kKASOPHrefraction:
1997 iproc = kPLightRefraction;
1998 case kEMFSCOlocaldep :
1999 iproc = kPPhotoelectric;
2002 iproc = ProdProcess(0);
2007 //______________________________________________________________________________
2008 Int_t TFluka::VolId2Mate(Int_t id) const
2011 // Returns the material number for a given volume ID
2013 return fMCGeo->VolId2Mate(id);
2016 //______________________________________________________________________________
2017 const char* TFluka::VolName(Int_t id) const
2020 // Returns the volume name for a given volume ID
2022 return fMCGeo->VolName(id);
2025 Int_t TFluka::MediumId(const Text_t* mediumName) const
2028 // Return the unique medium id for medium with name mediumName
2029 TList *medlist = gGeoManager->GetListOfMedia();
2030 TGeoMedium* med = (TGeoMedium*) medlist->FindObject(mediumName);
2032 return (med->GetId());
2038 //______________________________________________________________________________
2039 Int_t TFluka::VolId(const Text_t* volName) const
2042 // Converts from volume name to volume ID.
2043 // Time consuming. (Only used during set-up)
2044 // Could be replaced by hash-table
2048 strncpy(sname, volName, len = strlen(volName));
2050 while (sname[len - 1] == ' ') sname[--len] = 0;
2051 return fMCGeo->VolId(sname);
2054 //______________________________________________________________________________
2055 Int_t TFluka::CurrentVolID(Int_t& copyNo) const
2058 // Return the logical id and copy number corresponding to the current fluka region
2060 if (gGeoManager->IsOutside()) return 0;
2061 TGeoNode *node = gGeoManager->GetCurrentNode();
2062 copyNo = node->GetNumber();
2063 Int_t id = node->GetVolume()->GetNumber();
2067 //______________________________________________________________________________
2068 Int_t TFluka::CurrentVolOffID(Int_t off, Int_t& copyNo) const
2071 // Return the logical id and copy number of off'th mother
2072 // corresponding to the current fluka region
2074 if (off<0 || off>gGeoManager->GetLevel()) return 0;
2075 if (off==0) return CurrentVolID(copyNo);
2076 TGeoNode *node = gGeoManager->GetMother(off);
2077 if (!node) return 0;
2078 copyNo = node->GetNumber();
2079 return node->GetVolume()->GetNumber();
2082 //______________________________________________________________________________
2083 const char* TFluka::CurrentVolName() const
2086 // Return the current volume name
2088 if (gGeoManager->IsOutside()) return "Outside FLUKA Geometry !";
2089 return gGeoManager->GetCurrentVolume()->GetName();
2092 //______________________________________________________________________________
2093 const char* TFluka::CurrentVolOffName(Int_t off) const
2096 // Return the volume name of the off'th mother of the current volume
2098 if (off<0 || off>gGeoManager->GetLevel()) return 0;
2099 if (off==0) return CurrentVolName();
2100 TGeoNode *node = gGeoManager->GetMother(off);
2101 if (!node) return 0;
2102 return node->GetVolume()->GetName();
2105 const char* TFluka::CurrentVolPath() {
2106 // Return the current volume path
2107 return gGeoManager->GetPath();
2109 //______________________________________________________________________________
2110 Int_t TFluka::CurrentMaterial(Float_t & a, Float_t & z,
2111 Float_t & dens, Float_t & radl, Float_t & absl) const
2114 // Return the current medium number and material properties
2117 Int_t id = TFluka::CurrentVolID(copy);
2118 Int_t med = TFluka::VolId2Mate(id);
2119 TGeoVolume* vol = gGeoManager->GetCurrentVolume();
2120 TGeoMaterial* mat = vol->GetMaterial();
2123 dens = mat->GetDensity();
2124 radl = mat->GetRadLen();
2125 absl = mat->GetIntLen();
2130 //______________________________________________________________________________
2131 void TFluka::Gmtod(Float_t* xm, Float_t* xd, Int_t iflag)
2133 // Transforms a position from the world reference frame
2134 // to the current volume reference frame.
2136 // Geant3 desription:
2137 // ==================
2138 // Computes coordinates XD (in DRS)
2139 // from known coordinates XM in MRS
2140 // The local reference system can be initialized by
2141 // - the tracking routines and GMTOD used in GUSTEP
2142 // - a call to GMEDIA(XM,NUMED)
2143 // - a call to GLVOLU(NLEVEL,NAMES,NUMBER,IER)
2144 // (inverse routine is GDTOM)
2146 // If IFLAG=1 convert coordinates
2147 // IFLAG=2 convert direction cosinus
2150 Double_t xmL[3], xdL[3];
2152 for (i=0;i<3;i++) xmL[i]=xm[i];
2153 if (iflag == 1) gGeoManager->MasterToLocal(xmL,xdL);
2154 else gGeoManager->MasterToLocalVect(xmL,xdL);
2155 for (i=0;i<3;i++) xd[i] = xdL[i];
2158 //______________________________________________________________________________
2159 void TFluka::Gmtod(Double_t* xm, Double_t* xd, Int_t iflag)
2162 // See Gmtod(Float_t*, Float_t*, Int_t)
2164 if (iflag == 1) gGeoManager->MasterToLocal(xm,xd);
2165 else gGeoManager->MasterToLocalVect(xm,xd);
2168 //______________________________________________________________________________
2169 void TFluka::Gdtom(Float_t* xd, Float_t* xm, Int_t iflag)
2171 // Transforms a position from the current volume reference frame
2172 // to the world reference frame.
2174 // Geant3 desription:
2175 // ==================
2176 // Computes coordinates XM (Master Reference System
2177 // knowing the coordinates XD (Detector Ref System)
2178 // The local reference system can be initialized by
2179 // - the tracking routines and GDTOM used in GUSTEP
2180 // - a call to GSCMED(NLEVEL,NAMES,NUMBER)
2181 // (inverse routine is GMTOD)
2183 // If IFLAG=1 convert coordinates
2184 // IFLAG=2 convert direction cosinus
2187 Double_t xmL[3], xdL[3];
2189 for (i=0;i<3;i++) xdL[i] = xd[i];
2190 if (iflag == 1) gGeoManager->LocalToMaster(xdL,xmL);
2191 else gGeoManager->LocalToMasterVect(xdL,xmL);
2192 for (i=0;i<3;i++) xm[i]=xmL[i];
2195 //______________________________________________________________________________
2196 void TFluka::Gdtom(Double_t* xd, Double_t* xm, Int_t iflag)
2199 // See Gdtom(Float_t*, Float_t*, Int_t)
2201 if (iflag == 1) gGeoManager->LocalToMaster(xd,xm);
2202 else gGeoManager->LocalToMasterVect(xd,xm);
2205 //______________________________________________________________________________
2206 TObjArray *TFluka::GetFlukaMaterials()
2209 // Get array of Fluka materials
2210 return fGeom->GetMatList();
2213 //______________________________________________________________________________
2214 void TFluka::SetMreg(Int_t l, Int_t lttc)
2216 // Set current fluka region
2217 fCurrentFlukaRegion = l;
2218 fGeom->SetMreg(l,lttc);
2224 //______________________________________________________________________________
2225 TString TFluka::ParticleName(Int_t pdg) const
2227 // Return particle name for particle with pdg code pdg.
2228 Int_t ifluka = IdFromPDG(pdg);
2229 return TString((CHPPRP.btype[ifluka - kFLUKAcodemin]), 8);
2233 //______________________________________________________________________________
2234 Double_t TFluka::ParticleMass(Int_t pdg) const
2236 // Return particle mass for particle with pdg code pdg.
2237 Int_t ifluka = IdFromPDG(pdg);
2238 return (PAPROP.am[ifluka - kFLUKAcodemin]);
2241 //______________________________________________________________________________
2242 Double_t TFluka::ParticleMassFPC(Int_t fpc) const
2244 // Return particle mass for particle with Fluka particle code fpc
2245 return (PAPROP.am[fpc - kFLUKAcodemin]);
2248 //______________________________________________________________________________
2249 Double_t TFluka::ParticleCharge(Int_t pdg) const
2251 // Return particle charge for particle with pdg code pdg.
2252 Int_t ifluka = IdFromPDG(pdg);
2253 return Double_t(PAPROP.ichrge[ifluka - kFLUKAcodemin]);
2256 //______________________________________________________________________________
2257 Double_t TFluka::ParticleLifeTime(Int_t pdg) const
2259 // Return particle lifetime for particle with pdg code pdg.
2260 Int_t ifluka = IdFromPDG(pdg);
2261 return (PAPROP.tmnlf[ifluka - kFLUKAcodemin]);
2264 //______________________________________________________________________________
2265 void TFluka::Gfpart(Int_t pdg, char* name, Int_t& type, Float_t& mass, Float_t& charge, Float_t& tlife)
2267 // Retrieve particle properties for particle with pdg code pdg.
2269 strcpy(name, ParticleName(pdg).Data());
2270 type = ParticleMCType(pdg);
2271 mass = ParticleMass(pdg);
2272 charge = ParticleCharge(pdg);
2273 tlife = ParticleLifeTime(pdg);
2276 //______________________________________________________________________________
2277 void TFluka::PrintHeader()
2283 printf("------------------------------------------------------------------------------\n");
2284 printf("- You are using the TFluka Virtual Monte Carlo Interface to FLUKA. -\n");
2285 printf("- Please see the file fluka.out for FLUKA output and licensing information. -\n");
2286 printf("------------------------------------------------------------------------------\n");
2292 #define pshckp pshckp_
2293 #define ustckv ustckv_
2297 void pshckp(Double_t & px, Double_t & py, Double_t & pz, Double_t & e,
2298 Double_t & vx, Double_t & vy, Double_t & vz, Double_t & tof,
2299 Double_t & polx, Double_t & poly, Double_t & polz, Double_t & wgt, Int_t& ntr)
2302 // Pushes one cerenkov photon to the stack
2305 TFluka* fluka = (TFluka*) gMC;
2306 TVirtualMCStack* cppstack = fluka->GetStack();
2307 Int_t parent = TRACKR.ispusr[mkbmx2-1];
2308 cppstack->PushTrack(0, parent, 50000050,
2312 kPCerenkov, ntr, wgt, 0);
2313 if (fluka->GetVerbosityLevel() >= 3)
2314 printf("pshckp: track=%d parent=%d lattc=%d %s\n", ntr, parent, TRACKR.lt1trk, fluka->CurrentVolName());
2317 void ustckv(Int_t & nphot, Int_t & mreg, Double_t & x, Double_t & y, Double_t & z)
2320 // Calls stepping in order to signal cerenkov production
2322 TFluka *fluka = (TFluka*)gMC;
2323 fluka->SetMreg(mreg, TRACKR.lt1trk); //LTCLCM.mlatm1);
2327 fluka->SetNCerenkov(nphot);
2328 fluka->SetCaller(kUSTCKV);
2329 if (fluka->GetVerbosityLevel() >= 3)
2330 printf("ustckv: %10d mreg=%d lattc=%d newlat=%d (%f, %f, %f) edep=%f vol=%s\n",
2331 nphot, mreg, TRACKR.lt1trk, LTCLCM.newlat, x, y, z, fluka->Edep(), fluka->CurrentVolName());
2333 // check region lattice consistency (debug Ernesto)
2334 // *****************************************************
2336 Int_t volId = fluka->CurrentVolID(nodeId);
2337 Int_t crtlttc = gGeoManager->GetCurrentNodeId()+1;
2339 if( mreg != volId && !gGeoManager->IsOutside() ) {
2340 cout << " ustckv: track=" << TRACKR.ispusr[mkbmx2-1] << " pdg=" << fluka->PDGFromId(TRACKR.jtrack)
2341 << " icode=" << fluka->GetIcode() << " gNstep=" << fluka->GetNstep() << endl
2342 << " fluka mreg=" << mreg << " mlttc=" << TRACKR.lt1trk << endl
2343 << " TGeo volId=" << volId << " crtlttc=" << crtlttc << endl
2344 << " common TRACKR lt1trk=" << TRACKR.lt1trk << " lt2trk=" << TRACKR.lt2trk << endl
2345 << " common LTCLCM newlat=" << LTCLCM.newlat << " mlatld=" << LTCLCM.mlatld << endl
2346 << " mlatm1=" << LTCLCM.mlatm1 << " mltsen=" << LTCLCM.mltsen << endl
2347 << " mltsm1=" << LTCLCM.mltsm1 << " mlattc=" << LTCLCM.mlattc << endl;
2348 if( TRACKR.lt1trk == crtlttc ) cout << " *************************************************************" << endl;
2350 // *****************************************************
2354 (TVirtualMCApplication::Instance())->Stepping();
2358 //______________________________________________________________________________
2359 void TFluka::AddParticlesToPdgDataBase() const
2363 // Add particles to the PDG data base
2365 TDatabasePDG *pdgDB = TDatabasePDG::Instance();
2367 const Double_t kAu2Gev = 0.9314943228;
2368 const Double_t khSlash = 1.0545726663e-27;
2369 const Double_t kErg2Gev = 1/1.6021773349e-3;
2370 const Double_t khShGev = khSlash*kErg2Gev;
2371 const Double_t kYear2Sec = 3600*24*365.25;
2375 pdgDB->AddParticle("Deuteron","Deuteron",2*kAu2Gev+8.071e-3,kTRUE,
2376 0,3,"Ion",GetIonPdg(1,2));
2377 pdgDB->AddParticle("Triton","Triton",3*kAu2Gev+14.931e-3,kFALSE,
2378 khShGev/(12.33*kYear2Sec),3,"Ion",GetIonPdg(1,3));
2379 pdgDB->AddParticle("Alpha","Alpha",4*kAu2Gev+2.424e-3,kTRUE,
2380 khShGev/(12.33*kYear2Sec),6,"Ion",GetIonPdg(2,4));
2381 pdgDB->AddParticle("HE3","HE3",3*kAu2Gev+14.931e-3,kFALSE,
2382 0,6,"Ion",GetIonPdg(2,3));
2386 // Info about primary ionization electrons
2389 //______________________________________________________________________________
2390 Int_t TFluka::GetNPrimaryElectrons()
2392 // Get number of primary electrons
2393 return ALLDLT.nalldl;
2396 //______________________________________________________________________________
2397 Double_t TFluka::GetPrimaryElectronKineticEnergy(Int_t i) const
2399 // Returns kinetic energy of primary electron i
2401 Double_t ekin = -1.;
2403 if (i >= 0 && i < ALLDLT.nalldl) {
2404 ekin = ALLDLT.talldl[i];
2406 Warning("GetPrimaryElectronKineticEnergy",
2407 "Primary electron index out of range %d %d \n",
2413 void TFluka::GetPrimaryElectronPosition(Int_t i, Double_t& x, Double_t& y, Double_t& z) const
2415 // Returns position of primary electron i
2416 if (i >= 0 && i < ALLDLT.nalldl) {
2417 x = ALLDLT.xalldl[i];
2418 y = ALLDLT.yalldl[i];
2419 z = ALLDLT.zalldl[i];
2422 Warning("GetPrimaryElectronPosition",
2423 "Primary electron index out of range %d %d \n",
2430 Int_t TFluka::GetIonPdg(Int_t z, Int_t a, Int_t i) const
2433 // http://cepa.fnal.gov/psm/stdhep/pdg/montecarlorpp-2006.pdf
2435 return 1000000000 + 10*1000*z + 10*a + i;
2438 void TFluka::PrimaryIonisationStepping(Int_t nprim)
2440 // Call Stepping for primary ionisation electrons
2442 // Protection against nprim > mxalld
2444 // Multiple steps for nprim > 0
2446 for (i = 0; i < nprim; i++) {
2447 SetCurrentPrimaryElectronIndex(i);
2448 (TVirtualMCApplication::Instance())->Stepping();
2449 if (i == 0) SetTrackIsNew(kFALSE);
2452 // No primary electron ionisation
2453 // Call Stepping anyway but flag nprim = 0 as index = -2
2454 SetCurrentPrimaryElectronIndex(-2);
2455 (TVirtualMCApplication::Instance())->Stepping();
2458 SetCurrentPrimaryElectronIndex(-1);