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
499 for (i=0;i<nlmat;i++) {
500 amol += a[i]*wmat[i];
502 for (i=0;i<nlmat;i++) {
503 wmat[i] *= a[i]/amol;
506 kmat = gGeoManager->GetListOfMaterials()->GetSize();
507 // Check if we have elements with fractional Z
508 TGeoMaterial *mat = 0;
509 TGeoMixture *mix = 0;
510 Bool_t mixnew = kFALSE;
511 for (i=0; i<nlmat; i++) {
512 if (z[i]-Int_t(z[i]) < 1E-3) continue;
513 // We have found an element with fractional Z -> loop mixtures to look for it
514 for (j=0; j<kmat; j++) {
515 mat = (TGeoMaterial*)gGeoManager->GetListOfMaterials()->At(j);
517 if (!mat->IsMixture()) continue;
518 mix = (TGeoMixture*)mat;
519 if (TMath::Abs(z[i]-mix->GetZ()) >1E-3) continue;
523 if (!mixnew) Warning("Mixture","%s : cannot find component %i with fractional Z=%f\n", name, i, z[i]);
527 Int_t nlmatnew = nlmat+mix->GetNelements()-1;
528 Double_t *anew = new Double_t[nlmatnew];
529 Double_t *znew = new Double_t[nlmatnew];
530 Double_t *wmatnew = new Double_t[nlmatnew];
532 for (j=0; j<nlmat; j++) {
536 wmatnew[ind] = wmat[j];
539 for (j=0; j<mix->GetNelements(); j++) {
540 anew[ind] = mix->GetAmixt()[j];
541 znew[ind] = mix->GetZmixt()[j];
542 wmatnew[ind] = wmat[i]*mix->GetWmixt()[j];
545 Mixture(kmat, name, anew, znew, dens, nlmatnew, wmatnew);
551 // Now we need to compact identical elements within the mixture
552 // First check if this happens
554 for (i=0; i<nlmat-1; i++) {
555 for (j=i+1; j<nlmat; j++) {
565 Double_t *anew = new Double_t[nlmat];
566 Double_t *znew = new Double_t[nlmat];
567 memset(znew, 0, nlmat*sizeof(Double_t));
568 Double_t *wmatnew = new Double_t[nlmat];
570 for (i=0; i<nlmat; i++) {
572 for (j=0; j<nlmatnew; j++) {
574 wmatnew[j] += wmat[i];
580 anew[nlmatnew] = a[i];
581 znew[nlmatnew] = z[i];
582 wmatnew[nlmatnew] = wmat[i];
585 Mixture(kmat, name, anew, znew, dens, nlmatnew, wmatnew);
591 gGeoManager->Mixture(name, a, z, dens, nlmat, wmat, kmat);
594 //______________________________________________________________________________
595 void TFluka::Medium(Int_t& kmed, const char *name, Int_t nmat,
596 Int_t isvol, Int_t ifield, Double_t fieldm, Double_t tmaxfd,
597 Double_t stemax, Double_t deemax, Double_t epsil,
598 Double_t stmin, Float_t* ubuf, Int_t nbuf) {
601 kmed = gGeoManager->GetListOfMedia()->GetSize()+1;
602 fMCGeo->Medium(kmed, name, nmat, isvol, ifield, fieldm, tmaxfd, stemax, deemax,
603 epsil, stmin, ubuf, nbuf);
606 //______________________________________________________________________________
607 void TFluka::Medium(Int_t& kmed, const char *name, Int_t nmat,
608 Int_t isvol, Int_t ifield, Double_t fieldm, Double_t tmaxfd,
609 Double_t stemax, Double_t deemax, Double_t epsil,
610 Double_t stmin, Double_t* ubuf, Int_t nbuf) {
613 kmed = gGeoManager->GetListOfMedia()->GetSize()+1;
614 fMCGeo->Medium(kmed, name, nmat, isvol, ifield, fieldm, tmaxfd, stemax, deemax,
615 epsil, stmin, ubuf, nbuf);
618 //______________________________________________________________________________
619 void TFluka::Matrix(Int_t& krot, Double_t thetaX, Double_t phiX,
620 Double_t thetaY, Double_t phiY, Double_t thetaZ,
623 krot = gGeoManager->GetListOfMatrices()->GetEntriesFast();
624 fMCGeo->Matrix(krot, thetaX, phiX, thetaY, phiY, thetaZ, phiZ);
627 //______________________________________________________________________________
628 void TFluka::Gstpar(Int_t itmed, const char* param, Double_t parval) {
632 Bool_t process = kFALSE;
633 Bool_t modelp = kFALSE;
635 if (strncmp(param, "DCAY", 4) == 0 ||
636 strncmp(param, "PAIR", 4) == 0 ||
637 strncmp(param, "COMP", 4) == 0 ||
638 strncmp(param, "PHOT", 4) == 0 ||
639 strncmp(param, "PFIS", 4) == 0 ||
640 strncmp(param, "DRAY", 4) == 0 ||
641 strncmp(param, "ANNI", 4) == 0 ||
642 strncmp(param, "BREM", 4) == 0 ||
643 strncmp(param, "MUNU", 4) == 0 ||
644 strncmp(param, "CKOV", 4) == 0 ||
645 strncmp(param, "HADR", 4) == 0 ||
646 strncmp(param, "LOSS", 4) == 0 ||
647 strncmp(param, "MULS", 4) == 0 ||
648 strncmp(param, "RAYL", 4) == 0)
653 if (strncmp(param, "PRIMIO_N", 8) == 0 ||
654 strncmp(param, "PRIMIO_E", 8) == 0)
661 SetProcess(param, Int_t (parval), itmed);
664 SetModelParameter(param, parval, itmed);
667 SetCut(param, parval, itmed);
673 // functions from GGEOM
674 //_____________________________________________________________________________
675 void TFluka::Gsatt(const char *name, const char *att, Int_t val)
677 // Set visualisation attributes for one volume
679 fGeom->Vname(name,vname);
681 fGeom->Vname(att,vatt);
682 gGeoManager->SetVolumeAttribute(vname, vatt, val);
685 //______________________________________________________________________________
686 Int_t TFluka::Gsvolu(const char *name, const char *shape, Int_t nmed,
687 Float_t *upar, Int_t np) {
689 return fMCGeo->Gsvolu(name, shape, nmed, upar, np);
692 //______________________________________________________________________________
693 Int_t TFluka::Gsvolu(const char *name, const char *shape, Int_t nmed,
694 Double_t *upar, Int_t np) {
696 return fMCGeo->Gsvolu(name, shape, nmed, upar, np);
699 //______________________________________________________________________________
700 void TFluka::Gsdvn(const char *name, const char *mother, Int_t ndiv,
703 fMCGeo->Gsdvn(name, mother, ndiv, iaxis);
706 //______________________________________________________________________________
707 void TFluka::Gsdvn2(const char *name, const char *mother, Int_t ndiv,
708 Int_t iaxis, Double_t c0i, Int_t numed) {
710 fMCGeo->Gsdvn2(name, mother, ndiv, iaxis, c0i, numed);
713 //______________________________________________________________________________
714 void TFluka::Gsdvt(const char *name, const char *mother, Double_t step,
715 Int_t iaxis, Int_t numed, Int_t ndvmx) {
717 fMCGeo->Gsdvt(name, mother, step, iaxis, numed, ndvmx);
720 //______________________________________________________________________________
721 void TFluka::Gsdvt2(const char *name, const char *mother, Double_t step,
722 Int_t iaxis, Double_t c0, Int_t numed, Int_t ndvmx) {
724 fMCGeo->Gsdvt2(name, mother, step, iaxis, c0, numed, ndvmx);
727 //______________________________________________________________________________
728 void TFluka::Gsord(const char * /*name*/, Int_t /*iax*/) {
730 // Nothing to do with TGeo
733 //______________________________________________________________________________
734 void TFluka::Gspos(const char *name, Int_t nr, const char *mother,
735 Double_t x, Double_t y, Double_t z, Int_t irot,
738 fMCGeo->Gspos(name, nr, mother, x, y, z, irot, konly);
741 //______________________________________________________________________________
742 void TFluka::Gsposp(const char *name, Int_t nr, const char *mother,
743 Double_t x, Double_t y, Double_t z, Int_t irot,
744 const char *konly, Float_t *upar, Int_t np) {
746 fMCGeo->Gsposp(name, nr, mother, x, y, z, irot, konly, upar, np);
749 //______________________________________________________________________________
750 void TFluka::Gsposp(const char *name, Int_t nr, const char *mother,
751 Double_t x, Double_t y, Double_t z, Int_t irot,
752 const char *konly, Double_t *upar, Int_t np) {
754 fMCGeo->Gsposp(name, nr, mother, x, y, z, irot, konly, upar, np);
757 //______________________________________________________________________________
758 void TFluka::Gsbool(const char* /*onlyVolName*/, const char* /*manyVolName*/) {
760 // Nothing to do with TGeo
763 //______________________________________________________________________
764 Bool_t TFluka::GetTransformation(const TString &volumePath,TGeoHMatrix &mat)
766 // Returns the Transformation matrix between the volume specified
767 // by the path volumePath and the Top or mater volume. The format
768 // of the path volumePath is as follows (assuming ALIC is the Top volume)
769 // "/ALIC_1/DDIP_1/S05I_2/S05H_1/S05G_3". Here ALIC is the top most
770 // or master volume which has only 1 instance of. Of all of the daughter
771 // volumes of ALICE, DDIP volume copy #1 is indicated. Similarly for
772 // the daughter volume of DDIP is S05I copy #2 and so on.
774 // TString& volumePath The volume path to the specific volume
775 // for which you want the matrix. Volume name
776 // hierarchy is separated by "/" while the
777 // copy number is appended using a "_".
779 // TGeoHMatrix &mat A matrix with its values set to those
780 // appropriate to the Local to Master transformation
782 // A logical value if kFALSE then an error occurred and no change to
785 // We have to preserve the modeler state
786 return fMCGeo->GetTransformation(volumePath, mat);
789 //______________________________________________________________________
790 Bool_t TFluka::GetShape(const TString &volumePath,TString &shapeType,
793 // Returns the shape and its parameters for the volume specified
796 // TString& volumeName The volume name
798 // TString &shapeType Shape type
799 // TArrayD &par A TArrayD of parameters with all of the
800 // parameters of the specified shape.
802 // A logical indicating whether there was an error in getting this
804 return fMCGeo->GetShape(volumePath, shapeType, par);
807 //______________________________________________________________________
808 Bool_t TFluka::GetMaterial(const TString &volumeName,
809 TString &name,Int_t &imat,
810 Double_t &a,Double_t &z,Double_t &dens,
811 Double_t &radl,Double_t &inter,TArrayD &par)
813 // Returns the Material and its parameters for the volume specified
815 // Note, Geant3 stores and uses mixtures as an element with an effective
816 // Z and A. Consequently, if the parameter Z is not integer, then
817 // this material represents some sort of mixture.
819 // TString& volumeName The volume name
821 // TSrting &name Material name
822 // Int_t &imat Material index number
823 // Double_t &a Average Atomic mass of material
824 // Double_t &z Average Atomic number of material
825 // Double_t &dens Density of material [g/cm^3]
826 // Double_t &radl Average radiation length of material [cm]
827 // Double_t &inter Average interaction length of material [cm]
828 // TArrayD &par A TArrayD of user defined parameters.
830 // kTRUE if no errors
831 return fMCGeo->GetMaterial(volumeName,name,imat,a,z,dens,radl,inter,par);
834 //______________________________________________________________________
835 Bool_t TFluka::GetMedium(const TString &volumeName,TString &name,
836 Int_t &imed,Int_t &nmat,Int_t &isvol,Int_t &ifield,
837 Double_t &fieldm,Double_t &tmaxfd,Double_t &stemax,
838 Double_t &deemax,Double_t &epsil, Double_t &stmin,
841 // Returns the Medium and its parameters for the volume specified
844 // TString& volumeName The volume name.
846 // TString &name Medium name
847 // Int_t &nmat Material number defined for this medium
848 // Int_t &imed The medium index number
849 // Int_t &isvol volume number defined for this medium
850 // Int_t &iflield Magnetic field flag
851 // Double_t &fieldm Magnetic field strength
852 // Double_t &tmaxfd Maximum angle of deflection per step
853 // Double_t &stemax Maximum step size
854 // Double_t &deemax Maximum fraction of energy allowed to be lost
855 // to continuous process.
856 // Double_t &epsil Boundary crossing precision
857 // Double_t &stmin Minimum step size allowed
858 // TArrayD &par A TArrayD of user parameters with all of the
859 // parameters of the specified medium.
861 // kTRUE if there where no errors
862 return fMCGeo->GetMedium(volumeName,name,imed,nmat,isvol,ifield,fieldm,tmaxfd,stemax,deemax,epsil,stmin,par);
865 //______________________________________________________________________________
866 void TFluka::SetCerenkov(Int_t itmed, Int_t npckov, Float_t* ppckov,
867 Float_t* absco, Float_t* effic, Float_t* rindex) {
869 // Set Cerenkov properties for medium itmed
871 // npckov: number of sampling points
872 // ppckov: energy values
873 // absco: absorption length
874 // effic: quantum efficiency
875 // rindex: refraction index
879 // Create object holding Cerenkov properties
881 TFlukaCerenkov* cerenkovProperties = new TFlukaCerenkov(npckov, ppckov, absco, effic, rindex);
883 // Pass object to medium
884 TGeoMedium* medium = gGeoManager->GetMedium(itmed);
885 medium->SetCerenkovProperties(cerenkovProperties);
888 void TFluka::SetCerenkov(Int_t itmed, Int_t npckov, Float_t* ppckov,
889 Float_t* absco, Float_t* effic, Float_t* rindex, Float_t* rfl) {
891 // Set Cerenkov properties for medium itmed
893 // npckov: number of sampling points
894 // ppckov: energy values
895 // absco: absorption length
896 // effic: quantum efficiency
897 // rindex: refraction index
898 // rfl: reflectivity for boundary to medium itmed
901 // Create object holding Cerenkov properties
903 TFlukaCerenkov* cerenkovProperties = new TFlukaCerenkov(npckov, ppckov, absco, effic, rindex, rfl);
905 // Pass object to medium
906 TGeoMedium* medium = gGeoManager->GetMedium(itmed);
907 medium->SetCerenkovProperties(cerenkovProperties);
911 //______________________________________________________________________________
912 void TFluka::SetCerenkov(Int_t /*itmed*/, Int_t /*npckov*/, Double_t * /*ppckov*/,
913 Double_t * /*absco*/, Double_t * /*effic*/, Double_t * /*rindex*/) {
915 // Double_t version not implemented
918 void TFluka::SetCerenkov(Int_t /*itmed*/, Int_t /*npckov*/, Double_t* /*ppckov*/,
919 Double_t* /*absco*/, Double_t* /*effic*/, Double_t* /*rindex*/, Double_t* /*rfl*/) {
921 // // Double_t version not implemented
925 //______________________________________________________________________________
926 void TFluka::WriteEuclid(const char* /*fileName*/, const char* /*topVol*/,
927 Int_t /*number*/, Int_t /*nlevel*/) {
930 Warning("WriteEuclid", "Not implemented !");
935 //_____________________________________________________________________________
936 // methods needed by the stepping
937 //____________________________________________________________________________
939 Int_t TFluka::GetMedium() const {
941 // Get the medium number for the current fluka region
943 return fGeom->GetMedium(); // this I need to check due to remapping !!!
946 //____________________________________________________________________________
947 Int_t TFluka::GetDummyRegion() const
949 // Returns index of the dummy region.
950 return fGeom->GetDummyRegion();
953 //____________________________________________________________________________
954 Int_t TFluka::GetDummyLattice() const
956 // Returns index of the dummy lattice.
957 return fGeom->GetDummyLattice();
960 //____________________________________________________________________________
961 // particle table usage
962 // ID <--> PDG transformations
963 //_____________________________________________________________________________
964 Int_t TFluka::IdFromPDG(Int_t pdg) const
967 // Return Fluka code from PDG and pseudo ENDF code
969 // Catch the feedback photons
970 if (pdg == 50000051) return (kFLUKAoptical);
971 // MCIHAD() goes from pdg to fluka internal.
972 Int_t intfluka = mcihad(pdg);
973 // KPTOIP array goes from internal to official
974 return GetFlukaKPTOIP(intfluka);
977 //______________________________________________________________________________
978 Int_t TFluka::PDGFromId(Int_t id) const
981 // Return PDG code and pseudo ENDF code from Fluka code
982 // Alpha He3 Triton Deuteron gen. ion opt. photon
983 Int_t idSpecial[6] = {GetIonPdg(2,4), GetIonPdg(2, 3), GetIonPdg(1,3), GetIonPdg(1,2), GetIonPdg(0,0), 50000050};
984 // IPTOKP array goes from official to internal
986 if (id == kFLUKAoptical) {
988 // if (fVerbosityLevel >= 3)
989 // printf("\n PDGFromId: Cerenkov Photon \n");
993 if (id == 0 || id < kFLUKAcodemin || id > kFLUKAcodemax) {
994 if (fVerbosityLevel >= 3)
995 printf("PDGFromId: Error id = 0 %5d %5d\n", id, fCaller);
1000 Int_t intfluka = GetFlukaIPTOKP(id);
1001 if (intfluka == 0) {
1002 if (fVerbosityLevel >= 3)
1003 printf("PDGFromId: Error intfluka = 0: %d\n", id);
1005 } else if (intfluka < 0) {
1006 if (fVerbosityLevel >= 3)
1007 printf("PDGFromId: Error intfluka < 0: %d\n", id);
1010 // if (fVerbosityLevel >= 3)
1011 // printf("mpdgha called with %d %d \n", id, intfluka);
1012 return mpdgha(intfluka);
1014 // ions and optical photons
1015 return idSpecial[id - kFLUKAcodemin];
1019 void TFluka::StopTrack()
1021 // Set stopping conditions
1022 // Works for photons and charged particles
1026 //_____________________________________________________________________________
1027 // methods for physics management
1028 //____________________________________________________________________________
1033 void TFluka::SetProcess(const char* flagName, Int_t flagValue, Int_t imed)
1035 // Set process user flag for material imat
1038 // Update if already in the list
1040 TIter next(fUserConfig);
1041 TFlukaConfigOption* proc;
1042 while((proc = (TFlukaConfigOption*)next()))
1044 if (proc->Medium() == imed) {
1045 proc->SetProcess(flagName, flagValue);
1049 proc = new TFlukaConfigOption(imed);
1050 proc->SetProcess(flagName, flagValue);
1051 fUserConfig->Add(proc);
1054 //______________________________________________________________________________
1055 Bool_t TFluka::SetProcess(const char* flagName, Int_t flagValue)
1057 // Set process user flag
1060 SetProcess(flagName, flagValue, -1);
1064 //______________________________________________________________________________
1065 void TFluka::SetCut(const char* cutName, Double_t cutValue, Int_t imed)
1067 // Set user cut value for material imed
1069 TIter next(fUserConfig);
1070 TFlukaConfigOption* proc;
1071 while((proc = (TFlukaConfigOption*)next()))
1073 if (proc->Medium() == imed) {
1074 proc->SetCut(cutName, cutValue);
1079 proc = new TFlukaConfigOption(imed);
1080 proc->SetCut(cutName, cutValue);
1081 fUserConfig->Add(proc);
1085 //______________________________________________________________________________
1086 void TFluka::SetModelParameter(const char* parName, Double_t parValue, Int_t imed)
1088 // Set model parameter for material imed
1090 TIter next(fUserConfig);
1091 TFlukaConfigOption* proc;
1092 while((proc = (TFlukaConfigOption*)next()))
1094 if (proc->Medium() == imed) {
1095 proc->SetModelParameter(parName, parValue);
1100 proc = new TFlukaConfigOption(imed);
1101 proc->SetModelParameter(parName, parValue);
1102 fUserConfig->Add(proc);
1105 //______________________________________________________________________________
1106 Bool_t TFluka::SetCut(const char* cutName, Double_t cutValue)
1108 // Set user cut value
1111 SetCut(cutName, cutValue, -1);
1116 void TFluka::SetUserScoring(const char* option, const char* sdum, Int_t npr, char* outfile, Float_t* what)
1119 // Adds a user scoring option to the list
1121 TFlukaScoringOption* opt = new TFlukaScoringOption(option, sdum, npr,outfile,what);
1122 fUserScore->Add(opt);
1124 //______________________________________________________________________________
1125 void TFluka::SetUserScoring(const char* option, const char* sdum, Int_t npr, char* outfile, Float_t* what,
1126 const char* det1, const char* det2, const char* det3)
1129 // Adds a user scoring option to the list
1131 TFlukaScoringOption* opt = new TFlukaScoringOption(option, sdum, npr, outfile, what, det1, det2, det3);
1132 fUserScore->Add(opt);
1135 //______________________________________________________________________________
1136 Double_t TFluka::Xsec(char*, Double_t, Int_t, Int_t)
1138 Warning("Xsec", "Not yet implemented.!\n"); return -1.;
1142 //______________________________________________________________________________
1143 void TFluka::InitPhysics()
1146 // Physics initialisation with preparation of FLUKA input cards
1148 // Construct file names
1149 FILE *pFlukaVmcCoreInp, *pFlukaVmcFlukaMat, *pFlukaVmcInp;
1150 TString sFlukaVmcCoreInp = getenv("ALICE_ROOT");
1151 sFlukaVmcCoreInp +="/TFluka/input/";
1152 TString sFlukaVmcTmp = "flukaMat.inp";
1153 TString sFlukaVmcInp = GetInputFileName();
1154 sFlukaVmcCoreInp += GetCoreInputFileName();
1157 if ((pFlukaVmcCoreInp = fopen(sFlukaVmcCoreInp.Data(),"r")) == NULL) {
1158 Warning("InitPhysics", "\nCannot open file %s\n",sFlukaVmcCoreInp.Data());
1161 if ((pFlukaVmcFlukaMat = fopen(sFlukaVmcTmp.Data(),"r")) == NULL) {
1162 Warning("InitPhysics", "\nCannot open file %s\n",sFlukaVmcTmp.Data());
1165 if ((pFlukaVmcInp = fopen(sFlukaVmcInp.Data(),"w")) == NULL) {
1166 Warning("InitPhysics", "\nCannot open file %s\n",sFlukaVmcInp.Data());
1170 // Copy core input file
1172 Float_t fEventsPerRun;
1174 while ((fgets(sLine,255,pFlukaVmcCoreInp)) != NULL) {
1175 if (strncmp(sLine,"GEOEND",6) != 0)
1176 fprintf(pFlukaVmcInp,"%s",sLine); // copy until GEOEND card
1178 fprintf(pFlukaVmcInp,"GEOEND\n"); // add GEOEND card
1181 } // end of while until GEOEND card
1185 while ((fgets(sLine,255,pFlukaVmcFlukaMat)) != NULL) { // copy flukaMat.inp file
1186 fprintf(pFlukaVmcInp,"%s\n",sLine);
1189 while ((fgets(sLine,255,pFlukaVmcCoreInp)) != NULL) {
1190 if (strncmp(sLine,"START",5) != 0)
1191 fprintf(pFlukaVmcInp,"%s\n",sLine);
1193 sscanf(sLine+10,"%10f",&fEventsPerRun);
1196 } //end of while until START card
1201 // Pass information to configuration objects
1203 Float_t fLastMaterial = fGeom->GetLastMaterialIndex();
1204 TFlukaConfigOption::SetStaticInfo(pFlukaVmcInp, 3, fLastMaterial, fGeom);
1206 TIter next(fUserConfig);
1207 TFlukaConfigOption* proc;
1208 while((proc = dynamic_cast<TFlukaConfigOption*> (next()))) proc->WriteFlukaInputCards();
1210 // Process Fluka specific scoring options
1212 TFlukaScoringOption::SetStaticInfo(pFlukaVmcInp, fGeom);
1213 Float_t loginp = -49.0;
1215 Int_t nscore = fUserScore->GetEntries();
1217 TFlukaScoringOption *mopo = 0;
1218 TFlukaScoringOption *mopi = 0;
1220 for (Int_t isc = 0; isc < nscore; isc++)
1222 mopo = dynamic_cast<TFlukaScoringOption*> (fUserScore->At(isc));
1223 char* fileName = mopo->GetFileName();
1224 Int_t size = strlen(fileName);
1227 // Check if new output file has to be opened
1228 for (Int_t isci = 0; isci < isc; isci++) {
1231 mopi = dynamic_cast<TFlukaScoringOption*> (fUserScore->At(isci));
1232 if(strncmp(mopi->GetFileName(), fileName, size)==0) {
1234 // No, the file already exists
1235 lun = mopi->GetLun();
1242 // Open new output file
1244 mopo->SetLun(loginp + inp);
1245 mopo->WriteOpenFlukaFile();
1247 mopo->WriteFlukaInputCards();
1250 // Add RANDOMIZ card
1251 fprintf(pFlukaVmcInp,"RANDOMIZ %10.1f%10.0f\n", 1., Float_t(gRandom->GetSeed()));
1252 // Add START and STOP card
1253 fprintf(pFlukaVmcInp,"START %10.1f\n",fEventsPerRun);
1254 fprintf(pFlukaVmcInp,"STOP \n");
1258 fclose(pFlukaVmcCoreInp);
1259 fclose(pFlukaVmcFlukaMat);
1260 fclose(pFlukaVmcInp);
1264 // Initialisation needed for Cerenkov photon production and transport
1265 TObjArray *matList = GetFlukaMaterials();
1266 Int_t nmaterial = matList->GetEntriesFast();
1267 fMaterials = new Int_t[nmaterial+25];
1269 for (Int_t im = 0; im < nmaterial; im++)
1271 TGeoMaterial* material = dynamic_cast<TGeoMaterial*> (matList->At(im));
1272 Int_t idmat = material->GetIndex();
1273 fMaterials[idmat] = im;
1275 } // end of InitPhysics
1278 //______________________________________________________________________________
1279 void TFluka::SetMaxStep(Double_t step)
1281 // Set the maximum step size
1282 // if (step > 1.e4) return;
1284 // Int_t mreg=0, latt=0;
1285 // fGeom->GetCurrentRegion(mreg, latt);
1286 Int_t mreg = fGeom->GetCurrentRegion();
1287 STEPSZ.stepmx[mreg - 1] = step;
1291 Double_t TFluka::MaxStep() const
1293 // Return the maximum for current medium
1295 fGeom->GetCurrentRegion(mreg, latt);
1296 return (STEPSZ.stepmx[mreg - 1]);
1299 //______________________________________________________________________________
1300 void TFluka::SetMaxNStep(Int_t)
1302 // SetMaxNStep is dummy procedure in TFluka !
1303 if (fVerbosityLevel >=3)
1304 cout << "SetMaxNStep is dummy procedure in TFluka !" << endl;
1307 //______________________________________________________________________________
1308 void TFluka::SetUserDecay(Int_t)
1310 // SetUserDecay is dummy procedure in TFluka !
1311 if (fVerbosityLevel >=3)
1312 cout << "SetUserDecay is dummy procedure in TFluka !" << endl;
1316 // dynamic properties
1318 //______________________________________________________________________________
1319 void TFluka::TrackPosition(TLorentzVector& position) const
1321 // Return the current position in the master reference frame of the
1322 // track being transported
1323 // TRACKR.atrack = age of the particle
1324 // TRACKR.xtrack = x-position of the last point
1325 // TRACKR.ytrack = y-position of the last point
1326 // TRACKR.ztrack = z-position of the last point
1327 FlukaCallerCode_t caller = GetCaller();
1328 if (caller == kENDRAW || caller == kUSDRAW ||
1329 caller == kBXExiting || caller == kBXEntering ||
1330 caller == kUSTCKV) {
1331 position.SetX(GetXsco());
1332 position.SetY(GetYsco());
1333 position.SetZ(GetZsco());
1334 position.SetT(TRACKR.atrack);
1336 else if (caller == kMGDRAW) {
1338 if ((i = fPrimaryElectronIndex) > -1) {
1339 // Primary Electron Ionisation
1341 GetPrimaryElectronPosition(i, x, y, z);
1345 position.SetT(TRACKR.atrack);
1347 position.SetX(TRACKR.xtrack[TRACKR.ntrack]);
1348 position.SetY(TRACKR.ytrack[TRACKR.ntrack]);
1349 position.SetZ(TRACKR.ztrack[TRACKR.ntrack]);
1350 position.SetT(TRACKR.atrack);
1353 else if (caller == kSODRAW) {
1354 Int_t ist = FLKSTK.npflka;
1355 position.SetX(FLKSTK.xflk[ist]);
1356 position.SetY(FLKSTK.yflk[ist]);
1357 position.SetZ(FLKSTK.zflk[ist]);
1358 position.SetT(FLKSTK.agestk[ist]);
1359 } else if (caller == kMGResumedTrack) {
1360 position.SetX(TRACKR.spausr[0]);
1361 position.SetY(TRACKR.spausr[1]);
1362 position.SetZ(TRACKR.spausr[2]);
1363 position.SetT(TRACKR.spausr[3]);
1366 Warning("TrackPosition","position not available");
1369 //______________________________________________________________________________
1370 void TFluka::TrackPosition(Double_t& x, Double_t& y, Double_t& z) const
1372 // Return the current position in the master reference frame of the
1373 // track being transported
1374 // TRACKR.atrack = age of the particle
1375 // TRACKR.xtrack = x-position of the last point
1376 // TRACKR.ytrack = y-position of the last point
1377 // TRACKR.ztrack = z-position of the last point
1378 FlukaCallerCode_t caller = GetCaller();
1379 if (caller == kENDRAW || caller == kUSDRAW ||
1380 caller == kBXExiting || caller == kBXEntering ||
1381 caller == kUSTCKV) {
1386 else if (caller == kMGDRAW) {
1388 if ((i = fPrimaryElectronIndex) > -1) {
1389 GetPrimaryElectronPosition(i, x, y, z);
1391 x = TRACKR.xtrack[TRACKR.ntrack];
1392 y = TRACKR.ytrack[TRACKR.ntrack];
1393 z = TRACKR.ztrack[TRACKR.ntrack];
1396 else if (caller == kSODRAW) {
1397 Int_t ist = FLKSTK.npflka;
1398 x = FLKSTK.xflk[ist];
1399 y = FLKSTK.yflk[ist];
1400 z = FLKSTK.zflk[ist];
1402 else if (caller == kMGResumedTrack) {
1403 x = TRACKR.spausr[0];
1404 y = TRACKR.spausr[1];
1405 z = TRACKR.spausr[2];
1408 Warning("TrackPosition","position not available");
1411 //______________________________________________________________________________
1412 void TFluka::TrackMomentum(TLorentzVector& momentum) const
1414 // Return the direction and the momentum (GeV/c) of the track
1415 // currently being transported
1416 // TRACKR.ptrack = momentum of the particle (not always defined, if
1417 // < 0 must be obtained from etrack)
1418 // TRACKR.cx,y,ztrck = direction cosines of the current particle
1419 // TRACKR.etrack = total energy of the particle
1420 // TRACKR.jtrack = identity number of the particle
1421 // PAPROP.am[TRACKR.jtrack] = particle mass in gev
1422 FlukaCallerCode_t caller = GetCaller();
1423 FlukaProcessCode_t icode = GetIcode();
1425 if (caller != kEEDRAW &&
1426 caller != kMGResumedTrack &&
1427 caller != kSODRAW &&
1428 (caller != kENDRAW || (icode != kEMFSCOstopping1 && icode != kEMFSCOstopping2))) {
1429 if (TRACKR.ptrack >= 0) {
1430 momentum.SetPx(TRACKR.ptrack*TRACKR.cxtrck);
1431 momentum.SetPy(TRACKR.ptrack*TRACKR.cytrck);
1432 momentum.SetPz(TRACKR.ptrack*TRACKR.cztrck);
1433 momentum.SetE(TRACKR.etrack);
1437 Double_t p = sqrt(TRACKR.etrack * TRACKR.etrack - ParticleMassFPC(TRACKR.jtrack) * ParticleMassFPC(TRACKR.jtrack));
1438 momentum.SetPx(p*TRACKR.cxtrck);
1439 momentum.SetPy(p*TRACKR.cytrck);
1440 momentum.SetPz(p*TRACKR.cztrck);
1441 momentum.SetE(TRACKR.etrack);
1444 } else if (caller == kMGResumedTrack) {
1445 momentum.SetPx(TRACKR.spausr[4]);
1446 momentum.SetPy(TRACKR.spausr[5]);
1447 momentum.SetPz(TRACKR.spausr[6]);
1448 momentum.SetE (TRACKR.spausr[7]);
1450 } else if (caller == kENDRAW && (icode == kEMFSCOstopping1 || icode == kEMFSCOstopping2)) {
1454 momentum.SetE(TrackMass());
1456 } else if (caller == kSODRAW) {
1457 Int_t ist = FLKSTK.npflka;
1458 Double_t p = FLKSTK.pmoflk[ist];
1459 Int_t ifl = FLKSTK.iloflk[ist];
1460 Double_t m = PAPROP.am[ifl + 6];
1461 Double_t e = TMath::Sqrt(p * p + m * m);
1462 momentum.SetPx(p * FLKSTK.txflk[ist]);
1463 momentum.SetPy(p * FLKSTK.tyflk[ist]);
1464 momentum.SetPz(p * FLKSTK.tzflk[ist]);
1468 Warning("TrackMomentum","momentum not available");
1471 //______________________________________________________________________________
1472 void TFluka::TrackMomentum(Double_t& px, Double_t& py, Double_t& pz, Double_t& e) const
1474 // Return the direction and the momentum (GeV/c) of the track
1475 // currently being transported
1476 // TRACKR.ptrack = momentum of the particle (not always defined, if
1477 // < 0 must be obtained from etrack)
1478 // TRACKR.cx,y,ztrck = direction cosines of the current particle
1479 // TRACKR.etrack = total energy of the particle
1480 // TRACKR.jtrack = identity number of the particle
1481 // PAPROP.am[TRACKR.jtrack] = particle mass in gev
1482 FlukaCallerCode_t caller = GetCaller();
1483 FlukaProcessCode_t icode = GetIcode();
1484 if (caller != kEEDRAW &&
1485 caller != kMGResumedTrack &&
1486 caller != kSODRAW &&
1487 (caller != kENDRAW || (icode != kEMFSCOstopping1 && icode != kEMFSCOstopping2))) {
1488 if (TRACKR.ptrack >= 0) {
1489 px = TRACKR.ptrack*TRACKR.cxtrck;
1490 py = TRACKR.ptrack*TRACKR.cytrck;
1491 pz = TRACKR.ptrack*TRACKR.cztrck;
1496 Double_t p = sqrt(TRACKR.etrack * TRACKR.etrack - ParticleMassFPC(TRACKR.jtrack) * ParticleMassFPC(TRACKR.jtrack));
1497 px = p*TRACKR.cxtrck;
1498 py = p*TRACKR.cytrck;
1499 pz = p*TRACKR.cztrck;
1503 } else if (caller == kMGResumedTrack) {
1504 px = TRACKR.spausr[4];
1505 py = TRACKR.spausr[5];
1506 pz = TRACKR.spausr[6];
1507 e = TRACKR.spausr[7];
1509 } else if (caller == kENDRAW && (icode == kEMFSCOstopping1 || icode == kEMFSCOstopping2)) {
1514 } else if (caller == kSODRAW) {
1515 Int_t ist = FLKSTK.npflka;
1516 Double_t p = FLKSTK.pmoflk[ist];
1517 Int_t ifl = FLKSTK.iloflk[ist];
1518 Double_t m = PAPROP.am[ifl + 6];
1519 e = TMath::Sqrt(p * p + m * m);
1520 px = p * FLKSTK.txflk[ist];
1521 py = p * FLKSTK.tyflk[ist];
1522 pz = p * FLKSTK.tzflk[ist];
1525 Warning("TrackMomentum","momentum not available");
1528 //______________________________________________________________________________
1529 Double_t TFluka::TrackStep() const
1531 // Return the length in centimeters of the current step
1532 // TRACKR.ctrack = total curved path
1533 FlukaCallerCode_t caller = GetCaller();
1534 if (caller == kBXEntering || caller == kBXExiting ||
1535 caller == kENDRAW || caller == kUSDRAW ||
1536 caller == kUSTCKV || caller == kMGResumedTrack ||
1539 else if (caller == kMGDRAW)
1540 return TRACKR.ctrack;
1542 Warning("TrackStep", "track step not available");
1547 //______________________________________________________________________________
1548 Double_t TFluka::TrackLength() const
1550 // TRACKR.cmtrck = cumulative curved path since particle birth
1551 FlukaCallerCode_t caller = GetCaller();
1552 if (caller == kBXEntering || caller == kBXExiting ||
1553 caller == kENDRAW || caller == kUSDRAW || caller == kMGDRAW ||
1555 return TRACKR.cmtrck;
1556 else if (caller == kMGResumedTrack)
1557 return TRACKR.spausr[8];
1559 Warning("TrackLength", "track length not available");
1564 //______________________________________________________________________________
1565 Double_t TFluka::TrackTime() const
1567 // Return the current time of flight of the track being transported
1568 // TRACKR.atrack = age of the particle
1569 FlukaCallerCode_t caller = GetCaller();
1570 if (caller == kBXEntering || caller == kBXExiting ||
1571 caller == kENDRAW || caller == kUSDRAW || caller == kMGDRAW ||
1573 return TRACKR.atrack;
1574 else if (caller == kMGResumedTrack)
1575 return TRACKR.spausr[3];
1576 else if (caller == kSODRAW) {
1577 return (FLKSTK.agestk[FLKSTK.npflka]);
1580 Warning("TrackTime", "track time not available");
1585 //______________________________________________________________________________
1586 Double_t TFluka::Edep() const
1588 // Energy deposition
1589 // if TRACKR.ntrack = 0, TRACKR.mtrack = 0:
1590 // -->local energy deposition (the value and the point are not recorded in TRACKR)
1591 // but in the variable "rull" of the procedure "endraw.cxx"
1592 // if TRACKR.ntrack > 0, TRACKR.mtrack = 0:
1593 // -->no energy loss along the track
1594 // if TRACKR.ntrack > 0, TRACKR.mtrack > 0:
1595 // -->energy loss distributed along the track
1596 // TRACKR.dtrack = energy deposition of the jth deposition event
1598 // If coming from bxdraw we have 2 steps of 0 length and 0 edep
1599 // If coming from usdraw we just signal particle production - no edep
1600 // If just first time after resuming, no edep for the primary
1601 FlukaCallerCode_t caller = GetCaller();
1603 if (caller == kBXExiting || caller == kBXEntering ||
1604 caller == kUSDRAW || caller == kMGResumedTrack ||
1610 // Material with primary ionisation activated but number of primary electrons nprim = 0
1611 if (fPrimaryElectronIndex == -2) return 0.0;
1613 if ((i = fPrimaryElectronIndex) > -1) {
1614 // Primary ionisation
1615 sum = GetPrimaryElectronKineticEnergy(i);
1617 printf("edep > 100. %d %d %f \n", i, ALLDLT.nalldl, sum);
1621 // Normal ionisation
1622 if (TRACKR.mtrack > 1) printf("Edep: %6d\n", TRACKR.mtrack);
1624 for ( Int_t j=0;j<TRACKR.mtrack;j++) {
1625 sum +=TRACKR.dtrack[j];
1627 if (TRACKR.ntrack == 0 && TRACKR.mtrack == 0)
1635 //______________________________________________________________________________
1636 Int_t TFluka::CorrectFlukaId() const
1638 // since we don't put photons and e- created bellow transport cut on the vmc stack
1639 // and there is a call to endraw for energy deposition for each of them
1640 // and they have the track number of their parent, but different identity (pdg)
1641 // so we want to assign also their parent identity.
1644 && TRACKR.ispusr[mkbmx2 - 4] == TRACKR.ispusr[mkbmx2 - 1]
1645 && TRACKR.jtrack != TRACKR.ispusr[mkbmx2 - 3] ) {
1646 if (fVerbosityLevel >=3)
1647 cout << "CorrectFlukaId() for icode=" << GetIcode()
1648 << " track=" << TRACKR.ispusr[mkbmx2 - 1]
1649 << " current PDG=" << PDGFromId(TRACKR.jtrack)
1650 << " assign parent PDG=" << PDGFromId(TRACKR.ispusr[mkbmx2 - 3]) << endl;
1651 return TRACKR.ispusr[mkbmx2 - 3]; // assign parent identity
1653 if (TRACKR.jtrack <= 64){
1654 return TRACKR.jtrack;
1656 return TRACKR.j0trck;
1661 //______________________________________________________________________________
1662 Int_t TFluka::TrackPid() const
1664 // Return the id of the particle transported
1665 // TRACKR.jtrack = identity number of the particle
1666 FlukaCallerCode_t caller = GetCaller();
1667 if (caller != kEEDRAW && caller != kSODRAW) {
1668 return PDGFromId( CorrectFlukaId() );
1670 else if (caller == kSODRAW) {
1671 return PDGFromId(FLKSTK.iloflk[FLKSTK.npflka]);
1677 //______________________________________________________________________________
1678 Double_t TFluka::TrackCharge() const
1680 // Return charge of the track currently transported
1681 // PAPROP.ichrge = electric charge of the particle
1682 // TRACKR.jtrack = identity number of the particle
1684 FlukaCallerCode_t caller = GetCaller();
1685 if (caller != kEEDRAW && caller != kSODRAW)
1686 return PAPROP.ichrge[CorrectFlukaId() + 6];
1687 else if (caller == kSODRAW) {
1688 Int_t ifl = PDGFromId(FLKSTK.iloflk[FLKSTK.npflka]);
1689 return PAPROP.ichrge[ifl + 6];
1695 //______________________________________________________________________________
1696 Double_t TFluka::TrackMass() const
1698 // PAPROP.am = particle mass in GeV
1699 // TRACKR.jtrack = identity number of the particle
1700 FlukaCallerCode_t caller = GetCaller();
1701 if (caller != kEEDRAW && caller != kSODRAW)
1702 return PAPROP.am[CorrectFlukaId()+6];
1703 else if (caller == kSODRAW) {
1704 Int_t ifl = PDGFromId(FLKSTK.iloflk[FLKSTK.npflka]);
1705 return PAPROP.am[ifl + 6];
1711 //______________________________________________________________________________
1712 Double_t TFluka::Etot() const
1714 // TRACKR.etrack = total energy of the particle
1715 FlukaCallerCode_t caller = GetCaller();
1716 if (caller != kEEDRAW && caller != kSODRAW)
1717 return TRACKR.etrack;
1718 else if (caller == kSODRAW) {
1719 Int_t ist = FLKSTK.npflka;
1720 Double_t p = FLKSTK.pmoflk[ist];
1721 Int_t ifl = FLKSTK.iloflk[ist];
1722 Double_t m = PAPROP.am[ifl + 6];
1723 Double_t e = TMath::Sqrt(p * p + m * m);
1733 //______________________________________________________________________________
1734 Bool_t TFluka::IsNewTrack() const
1736 // Return true for the first call of Stepping()
1740 void TFluka::SetTrackIsNew(Bool_t flag)
1742 // Return true for the first call of Stepping()
1748 //______________________________________________________________________________
1749 Bool_t TFluka::IsTrackInside() const
1751 // True if the track is not at the boundary of the current volume
1752 // In Fluka a step is always inside one kind of material
1753 // If the step would go behind the region of one material,
1754 // it will be shortened to reach only the boundary.
1755 // Therefore IsTrackInside() is always true.
1756 FlukaCallerCode_t caller = GetCaller();
1757 if (caller == kBXEntering || caller == kBXExiting)
1763 //______________________________________________________________________________
1764 Bool_t TFluka::IsTrackEntering() const
1766 // True if this is the first step of the track in the current volume
1768 FlukaCallerCode_t caller = GetCaller();
1769 if (caller == kBXEntering)
1774 //______________________________________________________________________________
1775 Bool_t TFluka::IsTrackExiting() const
1777 // True if track is exiting volume
1779 FlukaCallerCode_t caller = GetCaller();
1780 if (caller == kBXExiting)
1785 //______________________________________________________________________________
1786 Bool_t TFluka::IsTrackOut() const
1788 // True if the track is out of the setup
1790 FlukaProcessCode_t icode = GetIcode();
1792 if (icode == kKASKADescape ||
1793 icode == kEMFSCOescape ||
1794 icode == kKASNEUescape ||
1795 icode == kKASHEAescape ||
1796 icode == kKASOPHescape)
1801 //______________________________________________________________________________
1802 Bool_t TFluka::IsTrackDisappeared() const
1804 // All inelastic interactions and decays
1805 // fIcode from usdraw
1806 FlukaProcessCode_t icode = GetIcode();
1807 if (icode == kKASKADinelint || // inelastic interaction
1808 icode == kKASKADdecay || // particle decay
1809 icode == kKASKADdray || // delta ray generation by hadron
1810 icode == kKASKADpair || // direct pair production
1811 icode == kKASKADbrems || // bremsstrahlung (muon)
1812 icode == kEMFSCObrems || // bremsstrahlung (electron)
1813 icode == kEMFSCOmoller || // Moller scattering
1814 icode == kEMFSCObhabha || // Bhaba scattering
1815 icode == kEMFSCOanniflight || // in-flight annihilation
1816 icode == kEMFSCOannirest || // annihilation at rest
1817 icode == kEMFSCOpair || // pair production
1818 icode == kEMFSCOcompton || // Compton scattering
1819 icode == kEMFSCOphotoel || // Photoelectric effect
1820 icode == kKASNEUhadronic || // hadronic interaction
1821 icode == kKASHEAdray // delta-ray
1826 //______________________________________________________________________________
1827 Bool_t TFluka::IsTrackStop() const
1829 // True if the track energy has fallen below the threshold
1830 // means stopped by signal or below energy threshold
1831 FlukaProcessCode_t icode = GetIcode();
1832 if (icode == kKASKADstopping || // stopping particle
1833 icode == kKASKADtimekill || // time kill
1834 icode == kEMFSCOstopping1 || // below user-defined cut-off
1835 icode == kEMFSCOstopping2 || // below user cut-off
1836 icode == kEMFSCOtimekill || // time kill
1837 icode == kKASNEUstopping || // neutron below threshold
1838 icode == kKASNEUtimekill || // time kill
1839 icode == kKASHEAtimekill || // time kill
1840 icode == kKASOPHtimekill) return 1; // time kill
1844 //______________________________________________________________________________
1845 Bool_t TFluka::IsTrackAlive() const
1847 // means not disappeared or not out
1848 if (IsTrackDisappeared() || IsTrackOut() ) return 0;
1856 //______________________________________________________________________________
1857 Int_t TFluka::NSecondaries() const
1860 // Number of secondary particles generated in the current step
1861 // GENSTK.np = number of secondaries except light and heavy ions
1862 // FHEAVY.npheav = number of secondaries for light and heavy secondary ions
1863 FlukaCallerCode_t caller = GetCaller();
1864 if (caller == kUSDRAW) // valid only after usdraw
1865 return GENSTK.np + FHEAVY.npheav;
1866 else if (caller == kUSTCKV) {
1867 // Cerenkov Photon production
1871 } // end of NSecondaries
1873 //______________________________________________________________________________
1874 void TFluka::GetSecondary(Int_t isec, Int_t& particleId,
1875 TLorentzVector& position, TLorentzVector& momentum)
1877 // Copy particles from secondary stack to vmc stack
1880 FlukaCallerCode_t caller = GetCaller();
1881 if (caller == kUSDRAW) { // valid only after usdraw
1882 if (GENSTK.np > 0) {
1883 // Hadronic interaction
1884 if (isec >= 0 && isec < GENSTK.np) {
1885 particleId = PDGFromId(GENSTK.kpart[isec]);
1886 position.SetX(fXsco);
1887 position.SetY(fYsco);
1888 position.SetZ(fZsco);
1889 position.SetT(TRACKR.atrack);
1890 momentum.SetPx(GENSTK.plr[isec]*GENSTK.cxr[isec]);
1891 momentum.SetPy(GENSTK.plr[isec]*GENSTK.cyr[isec]);
1892 momentum.SetPz(GENSTK.plr[isec]*GENSTK.czr[isec]);
1893 momentum.SetE(GENSTK.tki[isec] + PAPROP.am[GENSTK.kpart[isec]+6]);
1895 else if (isec >= GENSTK.np && isec < GENSTK.np + FHEAVY.npheav) {
1896 Int_t jsec = isec - GENSTK.np;
1897 particleId = FHEAVY.kheavy[jsec]; // this is Fluka id !!!
1898 position.SetX(fXsco);
1899 position.SetY(fYsco);
1900 position.SetZ(fZsco);
1901 position.SetT(TRACKR.atrack);
1902 momentum.SetPx(FHEAVY.pheavy[jsec]*FHEAVY.cxheav[jsec]);
1903 momentum.SetPy(FHEAVY.pheavy[jsec]*FHEAVY.cyheav[jsec]);
1904 momentum.SetPz(FHEAVY.pheavy[jsec]*FHEAVY.czheav[jsec]);
1905 if (FHEAVY.tkheav[jsec] >= 3 && FHEAVY.tkheav[jsec] <= 6)
1906 momentum.SetE(FHEAVY.tkheav[jsec] + PAPROP.am[jsec+6]);
1907 else if (FHEAVY.tkheav[jsec] > 6)
1908 momentum.SetE(FHEAVY.tkheav[jsec] + FHEAVY.amnhea[jsec]); // to be checked !!!
1911 Warning("GetSecondary","isec out of range");
1913 } else if (caller == kUSTCKV) {
1914 Int_t index = OPPHST.lstopp - isec;
1915 position.SetX(OPPHST.xoptph[index]);
1916 position.SetY(OPPHST.yoptph[index]);
1917 position.SetZ(OPPHST.zoptph[index]);
1918 position.SetT(OPPHST.agopph[index]);
1919 Double_t p = OPPHST.poptph[index];
1921 momentum.SetPx(p * OPPHST.txopph[index]);
1922 momentum.SetPy(p * OPPHST.tyopph[index]);
1923 momentum.SetPz(p * OPPHST.tzopph[index]);
1927 Warning("GetSecondary","no secondaries available");
1929 } // end of GetSecondary
1932 //______________________________________________________________________________
1933 TMCProcess TFluka::ProdProcess(Int_t) const
1936 // Name of the process that has produced the secondary particles
1937 // in the current step
1939 Int_t mugamma = (TRACKR.jtrack == kFLUKAphoton ||
1940 TRACKR.jtrack == kFLUKAmuplus ||
1941 TRACKR.jtrack == kFLUKAmuminus);
1942 FlukaProcessCode_t icode = GetIcode();
1944 if (icode == kKASKADdecay) return kPDecay;
1945 else if (icode == kKASKADpair || icode == kEMFSCOpair) return kPPair;
1946 else if (icode == kEMFSCOcompton) return kPCompton;
1947 else if (icode == kEMFSCOphotoel) return kPPhotoelectric;
1948 else if (icode == kKASKADbrems || icode == kEMFSCObrems) return kPBrem;
1949 else if (icode == kKASKADdray || icode == kKASHEAdray) return kPDeltaRay;
1950 else if (icode == kEMFSCOmoller || icode == kEMFSCObhabha) return kPDeltaRay;
1951 else if (icode == kEMFSCOanniflight || icode == kEMFSCOannirest) return kPAnnihilation;
1952 else if (icode == kKASKADinelint) {
1953 if (!mugamma) return kPHadronic;
1954 else if (TRACKR.jtrack == kFLUKAphoton) return kPPhotoFission;
1955 else return kPMuonNuclear;
1957 else if (icode == kEMFSCOrayleigh) return kPRayleigh;
1958 // Fluka codes 100, 300 and 400 still to be investigasted
1959 else return kPNoProcess;
1963 Int_t TFluka::StepProcesses(TArrayI &proc) const
1966 // Return processes active in the current step
1968 FlukaProcessCode_t icode = GetIcode();
1972 case kKASKADtimekill:
1973 case kEMFSCOtimekill:
1974 case kKASNEUtimekill:
1975 case kKASHEAtimekill:
1976 case kKASOPHtimekill:
1979 case kKASKADstopping:
1981 case kEMFSCOstopping1:
1982 case kEMFSCOstopping2:
1984 case kKASNEUstopping:
1990 case kKASOPHabsorption:
1991 iproc = kPLightAbsorption;
1993 case kKASOPHrefraction:
1994 iproc = kPLightRefraction;
1995 case kEMFSCOlocaldep :
1996 iproc = kPPhotoelectric;
1999 iproc = ProdProcess(0);
2004 //______________________________________________________________________________
2005 Int_t TFluka::VolId2Mate(Int_t id) const
2008 // Returns the material number for a given volume ID
2010 return fMCGeo->VolId2Mate(id);
2013 //______________________________________________________________________________
2014 const char* TFluka::VolName(Int_t id) const
2017 // Returns the volume name for a given volume ID
2019 return fMCGeo->VolName(id);
2022 //______________________________________________________________________________
2023 Int_t TFluka::VolId(const Text_t* volName) const
2026 // Converts from volume name to volume ID.
2027 // Time consuming. (Only used during set-up)
2028 // Could be replaced by hash-table
2032 strncpy(sname, volName, len = strlen(volName));
2034 while (sname[len - 1] == ' ') sname[--len] = 0;
2035 return fMCGeo->VolId(sname);
2038 //______________________________________________________________________________
2039 Int_t TFluka::CurrentVolID(Int_t& copyNo) const
2042 // Return the logical id and copy number corresponding to the current fluka region
2044 if (gGeoManager->IsOutside()) return 0;
2045 TGeoNode *node = gGeoManager->GetCurrentNode();
2046 copyNo = node->GetNumber();
2047 Int_t id = node->GetVolume()->GetNumber();
2051 //______________________________________________________________________________
2052 Int_t TFluka::CurrentVolOffID(Int_t off, Int_t& copyNo) const
2055 // Return the logical id and copy number of off'th mother
2056 // corresponding to the current fluka region
2058 if (off<0 || off>gGeoManager->GetLevel()) return 0;
2059 if (off==0) return CurrentVolID(copyNo);
2060 TGeoNode *node = gGeoManager->GetMother(off);
2061 if (!node) return 0;
2062 copyNo = node->GetNumber();
2063 return node->GetVolume()->GetNumber();
2066 //______________________________________________________________________________
2067 const char* TFluka::CurrentVolName() const
2070 // Return the current volume name
2072 if (gGeoManager->IsOutside()) return 0;
2073 return gGeoManager->GetCurrentVolume()->GetName();
2076 //______________________________________________________________________________
2077 const char* TFluka::CurrentVolOffName(Int_t off) const
2080 // Return the volume name of the off'th mother of the current volume
2082 if (off<0 || off>gGeoManager->GetLevel()) return 0;
2083 if (off==0) return CurrentVolName();
2084 TGeoNode *node = gGeoManager->GetMother(off);
2085 if (!node) return 0;
2086 return node->GetVolume()->GetName();
2089 const char* TFluka::CurrentVolPath() {
2090 // Return the current volume path
2091 return gGeoManager->GetPath();
2093 //______________________________________________________________________________
2094 Int_t TFluka::CurrentMaterial(Float_t & a, Float_t & z,
2095 Float_t & dens, Float_t & radl, Float_t & absl) const
2098 // Return the current medium number and material properties
2101 Int_t id = TFluka::CurrentVolID(copy);
2102 Int_t med = TFluka::VolId2Mate(id);
2103 TGeoVolume* vol = gGeoManager->GetCurrentVolume();
2104 TGeoMaterial* mat = vol->GetMaterial();
2107 dens = mat->GetDensity();
2108 radl = mat->GetRadLen();
2109 absl = mat->GetIntLen();
2114 //______________________________________________________________________________
2115 void TFluka::Gmtod(Float_t* xm, Float_t* xd, Int_t iflag)
2117 // Transforms a position from the world reference frame
2118 // to the current volume reference frame.
2120 // Geant3 desription:
2121 // ==================
2122 // Computes coordinates XD (in DRS)
2123 // from known coordinates XM in MRS
2124 // The local reference system can be initialized by
2125 // - the tracking routines and GMTOD used in GUSTEP
2126 // - a call to GMEDIA(XM,NUMED)
2127 // - a call to GLVOLU(NLEVEL,NAMES,NUMBER,IER)
2128 // (inverse routine is GDTOM)
2130 // If IFLAG=1 convert coordinates
2131 // IFLAG=2 convert direction cosinus
2134 Double_t xmL[3], xdL[3];
2136 for (i=0;i<3;i++) xmL[i]=xm[i];
2137 if (iflag == 1) gGeoManager->MasterToLocal(xmL,xdL);
2138 else gGeoManager->MasterToLocalVect(xmL,xdL);
2139 for (i=0;i<3;i++) xd[i] = xdL[i];
2142 //______________________________________________________________________________
2143 void TFluka::Gmtod(Double_t* xm, Double_t* xd, Int_t iflag)
2146 // See Gmtod(Float_t*, Float_t*, Int_t)
2148 if (iflag == 1) gGeoManager->MasterToLocal(xm,xd);
2149 else gGeoManager->MasterToLocalVect(xm,xd);
2152 //______________________________________________________________________________
2153 void TFluka::Gdtom(Float_t* xd, Float_t* xm, Int_t iflag)
2155 // Transforms a position from the current volume reference frame
2156 // to the world reference frame.
2158 // Geant3 desription:
2159 // ==================
2160 // Computes coordinates XM (Master Reference System
2161 // knowing the coordinates XD (Detector Ref System)
2162 // The local reference system can be initialized by
2163 // - the tracking routines and GDTOM used in GUSTEP
2164 // - a call to GSCMED(NLEVEL,NAMES,NUMBER)
2165 // (inverse routine is GMTOD)
2167 // If IFLAG=1 convert coordinates
2168 // IFLAG=2 convert direction cosinus
2171 Double_t xmL[3], xdL[3];
2173 for (i=0;i<3;i++) xdL[i] = xd[i];
2174 if (iflag == 1) gGeoManager->LocalToMaster(xdL,xmL);
2175 else gGeoManager->LocalToMasterVect(xdL,xmL);
2176 for (i=0;i<3;i++) xm[i]=xmL[i];
2179 //______________________________________________________________________________
2180 void TFluka::Gdtom(Double_t* xd, Double_t* xm, Int_t iflag)
2183 // See Gdtom(Float_t*, Float_t*, Int_t)
2185 if (iflag == 1) gGeoManager->LocalToMaster(xd,xm);
2186 else gGeoManager->LocalToMasterVect(xd,xm);
2189 //______________________________________________________________________________
2190 TObjArray *TFluka::GetFlukaMaterials()
2193 // Get array of Fluka materials
2194 return fGeom->GetMatList();
2197 //______________________________________________________________________________
2198 void TFluka::SetMreg(Int_t l, Int_t lttc)
2200 // Set current fluka region
2201 fCurrentFlukaRegion = l;
2202 fGeom->SetMreg(l,lttc);
2208 //______________________________________________________________________________
2209 TString TFluka::ParticleName(Int_t pdg) const
2211 // Return particle name for particle with pdg code pdg.
2212 Int_t ifluka = IdFromPDG(pdg);
2213 return TString((CHPPRP.btype[ifluka - kFLUKAcodemin]), 8);
2217 //______________________________________________________________________________
2218 Double_t TFluka::ParticleMass(Int_t pdg) const
2220 // Return particle mass for particle with pdg code pdg.
2221 Int_t ifluka = IdFromPDG(pdg);
2222 return (PAPROP.am[ifluka - kFLUKAcodemin]);
2225 //______________________________________________________________________________
2226 Double_t TFluka::ParticleMassFPC(Int_t fpc) const
2228 // Return particle mass for particle with Fluka particle code fpc
2229 return (PAPROP.am[fpc - kFLUKAcodemin]);
2232 //______________________________________________________________________________
2233 Double_t TFluka::ParticleCharge(Int_t pdg) const
2235 // Return particle charge for particle with pdg code pdg.
2236 Int_t ifluka = IdFromPDG(pdg);
2237 return Double_t(PAPROP.ichrge[ifluka - kFLUKAcodemin]);
2240 //______________________________________________________________________________
2241 Double_t TFluka::ParticleLifeTime(Int_t pdg) const
2243 // Return particle lifetime for particle with pdg code pdg.
2244 Int_t ifluka = IdFromPDG(pdg);
2245 return (PAPROP.tmnlf[ifluka - kFLUKAcodemin]);
2248 //______________________________________________________________________________
2249 void TFluka::Gfpart(Int_t pdg, char* name, Int_t& type, Float_t& mass, Float_t& charge, Float_t& tlife)
2251 // Retrieve particle properties for particle with pdg code pdg.
2253 strcpy(name, ParticleName(pdg).Data());
2254 type = ParticleMCType(pdg);
2255 mass = ParticleMass(pdg);
2256 charge = ParticleCharge(pdg);
2257 tlife = ParticleLifeTime(pdg);
2260 //______________________________________________________________________________
2261 void TFluka::PrintHeader()
2267 printf("------------------------------------------------------------------------------\n");
2268 printf("- You are using the TFluka Virtual Monte Carlo Interface to FLUKA. -\n");
2269 printf("- Please see the file fluka.out for FLUKA output and licensing information. -\n");
2270 printf("------------------------------------------------------------------------------\n");
2276 #define pshckp pshckp_
2277 #define ustckv ustckv_
2281 void pshckp(Double_t & px, Double_t & py, Double_t & pz, Double_t & e,
2282 Double_t & vx, Double_t & vy, Double_t & vz, Double_t & tof,
2283 Double_t & polx, Double_t & poly, Double_t & polz, Double_t & wgt, Int_t& ntr)
2286 // Pushes one cerenkov photon to the stack
2289 TFluka* fluka = (TFluka*) gMC;
2290 TVirtualMCStack* cppstack = fluka->GetStack();
2291 Int_t parent = TRACKR.ispusr[mkbmx2-1];
2292 cppstack->PushTrack(0, parent, 50000050,
2296 kPCerenkov, ntr, wgt, 0);
2297 if (fluka->GetVerbosityLevel() >= 3)
2298 printf("pshckp: track=%d parent=%d lattc=%d %s\n", ntr, parent, TRACKR.lt1trk, fluka->CurrentVolName());
2301 void ustckv(Int_t & nphot, Int_t & mreg, Double_t & x, Double_t & y, Double_t & z)
2304 // Calls stepping in order to signal cerenkov production
2306 TFluka *fluka = (TFluka*)gMC;
2307 fluka->SetMreg(mreg, TRACKR.lt1trk); //LTCLCM.mlatm1);
2311 fluka->SetNCerenkov(nphot);
2312 fluka->SetCaller(kUSTCKV);
2313 if (fluka->GetVerbosityLevel() >= 3)
2314 printf("ustckv: %10d mreg=%d lattc=%d newlat=%d (%f, %f, %f) edep=%f vol=%s\n",
2315 nphot, mreg, TRACKR.lt1trk, LTCLCM.newlat, x, y, z, fluka->Edep(), fluka->CurrentVolName());
2317 // check region lattice consistency (debug Ernesto)
2318 // *****************************************************
2320 Int_t volId = fluka->CurrentVolID(nodeId);
2321 Int_t crtlttc = gGeoManager->GetCurrentNodeId()+1;
2323 if( mreg != volId && !gGeoManager->IsOutside() ) {
2324 cout << " ustckv: track=" << TRACKR.ispusr[mkbmx2-1] << " pdg=" << fluka->PDGFromId(TRACKR.jtrack)
2325 << " icode=" << fluka->GetIcode() << " gNstep=" << fluka->GetNstep() << endl
2326 << " fluka mreg=" << mreg << " mlttc=" << TRACKR.lt1trk << endl
2327 << " TGeo volId=" << volId << " crtlttc=" << crtlttc << endl
2328 << " common TRACKR lt1trk=" << TRACKR.lt1trk << " lt2trk=" << TRACKR.lt2trk << endl
2329 << " common LTCLCM newlat=" << LTCLCM.newlat << " mlatld=" << LTCLCM.mlatld << endl
2330 << " mlatm1=" << LTCLCM.mlatm1 << " mltsen=" << LTCLCM.mltsen << endl
2331 << " mltsm1=" << LTCLCM.mltsm1 << " mlattc=" << LTCLCM.mlattc << endl;
2332 if( TRACKR.lt1trk == crtlttc ) cout << " *************************************************************" << endl;
2334 // *****************************************************
2338 (TVirtualMCApplication::Instance())->Stepping();
2342 //______________________________________________________________________________
2343 void TFluka::AddParticlesToPdgDataBase() const
2347 // Add particles to the PDG data base
2349 TDatabasePDG *pdgDB = TDatabasePDG::Instance();
2351 const Double_t kAu2Gev = 0.9314943228;
2352 const Double_t khSlash = 1.0545726663e-27;
2353 const Double_t kErg2Gev = 1/1.6021773349e-3;
2354 const Double_t khShGev = khSlash*kErg2Gev;
2355 const Double_t kYear2Sec = 3600*24*365.25;
2359 pdgDB->AddParticle("Deuteron","Deuteron",2*kAu2Gev+8.071e-3,kTRUE,
2360 0,3,"Ion",GetIonPdg(1,2));
2361 pdgDB->AddParticle("Triton","Triton",3*kAu2Gev+14.931e-3,kFALSE,
2362 khShGev/(12.33*kYear2Sec),3,"Ion",GetIonPdg(1,3));
2363 pdgDB->AddParticle("Alpha","Alpha",4*kAu2Gev+2.424e-3,kTRUE,
2364 khShGev/(12.33*kYear2Sec),6,"Ion",GetIonPdg(2,4));
2365 pdgDB->AddParticle("HE3","HE3",3*kAu2Gev+14.931e-3,kFALSE,
2366 0,6,"Ion",GetIonPdg(2,3));
2370 // Info about primary ionization electrons
2373 //______________________________________________________________________________
2374 Int_t TFluka::GetNPrimaryElectrons()
2376 // Get number of primary electrons
2377 return ALLDLT.nalldl;
2380 //______________________________________________________________________________
2381 Double_t TFluka::GetPrimaryElectronKineticEnergy(Int_t i) const
2383 // Returns kinetic energy of primary electron i
2385 Double_t ekin = -1.;
2387 if (i >= 0 && i < ALLDLT.nalldl) {
2388 ekin = ALLDLT.talldl[i];
2390 Warning("GetPrimaryElectronKineticEnergy",
2391 "Primary electron index out of range %d %d \n",
2397 void TFluka::GetPrimaryElectronPosition(Int_t i, Double_t& x, Double_t& y, Double_t& z) const
2399 // Returns position of primary electron i
2400 if (i >= 0 && i < ALLDLT.nalldl) {
2401 x = ALLDLT.xalldl[i];
2402 y = ALLDLT.yalldl[i];
2403 z = ALLDLT.zalldl[i];
2406 Warning("GetPrimaryElectronPosition",
2407 "Primary electron index out of range %d %d \n",
2414 Int_t TFluka::GetIonPdg(Int_t z, Int_t a, Int_t i) const
2417 // http://cepa.fnal.gov/psm/stdhep/pdg/montecarlorpp-2006.pdf
2419 return 1000000000 + 10*1000*z + 10*a + i;
2422 void TFluka::PrimaryIonisationStepping(Int_t nprim)
2424 // Call Stepping for primary ionisation electrons
2426 // Protection against nprim > mxalld
2428 // Multiple steps for nprim > 0
2430 for (i = 0; i < nprim; i++) {
2431 SetCurrentPrimaryElectronIndex(i);
2432 (TVirtualMCApplication::Instance())->Stepping();
2433 if (i == 0) SetTrackIsNew(kFALSE);
2436 // No primary electron ionisation
2437 // Call Stepping anyway but flag nprim = 0 as index = -2
2438 SetCurrentPrimaryElectronIndex(-2);
2439 (TVirtualMCApplication::Instance())->Stepping();
2442 SetCurrentPrimaryElectronIndex(-1);