]> git.uio.no Git - u/mrichter/AliRoot.git/blobdiff - TFluka/source.cxx
Support for heavy ions as primary in source.cxx
[u/mrichter/AliRoot.git] / TFluka / source.cxx
index a9fb962a0e70df03da4b6a5ad3e8cc0b5e67c793..768e68c9a5a22bf665b486d5bd2b07fe19f02cc6 100644 (file)
@@ -5,14 +5,16 @@
 #include "Fdblprc.h"  //(DBLPRC) fluka common
 #include "Fdimpar.h"  //(DIMPAR) fluka parameters
 #include "Fsourcm.h"  //(EPISOR) fluka common
-#include "Fflkstk.h"  //(FLKSTK)  fluka common
-#include "Fsumcou.h"  //(SUMCOU)  fluka common
+#include "Fflkstk.h"  //(FLKSTK) fluka common
+#include "Fsumcou.h"  //(SUMCOU) fluka common
 #include "Fpaprop.h"  //(PAPROP) fluka common
 #include "Fltclcm.h"  //(LTCLCM) fluka common
 #include "Fopphst.h"  //(OPPHST) fluka common
-
+#include "Fioiocm.h"  //(IOIOCM) fluka common
+#include "Fbeamcm.h"  //(BEAMCM) fluka common
 //Virutal MC
 #include "TFluka.h"
+#include "TFlukaIon.h"
 
 #include "TVirtualMCStack.h"
 //#include "TVirtualMCApplication.h"
 # define georeg georeg_
 # define geohsm geohsm_
 # define soevsv soevsv_
+# define dcdion dcdion_
+# define setion setion_
 #else
 # define source SOURCE
 # define geocrs GEOCRS
 # define georeg GEOREG
 # define geohsm GEOHSM
 # define soevsv SOEVSV
+# define dcdion DCDION
+# define setion SETION
 #endif
 
 extern "C" {
@@ -43,9 +49,12 @@ extern "C" {
   //
   void type_of_call geocrs(Double_t &, Double_t &, Double_t &);
   void type_of_call georeg(Double_t &, Double_t &, Double_t &, 
-                          Int_t &, Int_t &);
+                           Int_t &, Int_t &);
   void type_of_call geohsm(Int_t &, Int_t &, Int_t &, Int_t &);
   void type_of_call soevsv();
+  void type_of_call dcdion(Int_t &);
+  void type_of_call setion(Int_t &);
+
  /*
    *----------------------------------------------------------------------*
    *                                                                      *
@@ -79,6 +88,7 @@ extern "C" {
     static Bool_t lastParticleWasPrimary = true;
 
     nomore = 0;
+
     
 //  Get the stack 
     TVirtualMCStack* cppstack = fluka->GetStack();
@@ -89,29 +99,31 @@ extern "C" {
 //  Get the next particle from the stack
     particle  = cppstack->PopNextTrack(itrack);
     fluka->SetTrackIsNew(kTRUE);
-
+    if (itrack == (nprim - 1)) lfirst = true;
 //  Is this a secondary not handled by Fluka, i.e. a particle added by user action ?
     lastParticleWasPrimary = particleIsPrimary;
     
     if (itrack >= nprim) {
-       particleIsPrimary = kFALSE;
+        particleIsPrimary = kFALSE;
     } else {
-       particleIsPrimary = kTRUE;
+        particleIsPrimary = kTRUE;
     }
 
     if (lfirst) {
-       SOURCM.tkesum = zerzer;
-       lfirst = false;
-       SOURCM.lussrc = true;
+        SOURCM.tkesum = zerzer;
+        lfirst = false;
+        SOURCM.lussrc = true;
     } else {
 //
 // Post-track actions for primary track
 //
-       if (particleIsPrimary) {
-           TVirtualMCApplication::Instance()->PostTrack();
-           TVirtualMCApplication::Instance()->FinishPrimary();
-           if ((itrack%10)==0) printf("=== TRACKING PRIMARY %d ===\n", itrack);
-       }
+        if (particleIsPrimary) {
+            TVirtualMCApplication::Instance()->PostTrack();
+            TVirtualMCApplication::Instance()->FinishPrimary();
+            if ((itrack%10)==0)
+                cout << "=== TRACKING PRIMARY "<< itrack <<" ===" << endl;
+            //printf("=== TRACKING PRIMARY %d ===\n", itrack);
+        }
     }
 
     // Exit if itrack is negative (-1). Set lsouit to false to mark last track for this event
@@ -130,11 +142,11 @@ extern "C" {
     //
     // Handle user event abortion
     if (fluka->EventIsStopped()) {
-       printf("Event has been stopped by user !");
-       fluka->SetStopEvent(kFALSE);
-       nomore = 1;
-       SOURCM.lsouit = false;
-       return;
+        printf("Event has been stopped by user !");
+        fluka->SetStopEvent(kFALSE);
+        nomore = 1;
+        SOURCM.lsouit = false;
+        return;
     }
 
     //Get some info about the particle and print it
@@ -147,14 +159,14 @@ extern "C" {
        cout << "\t* Particle " << itrack << " retrieved..." << endl;
        cout << "\t\t+ Name = " << particle->GetName() << endl;
        cout << "\t\t+ PDG/Fluka code = " << pdg 
-           << " / " << fluka->IdFromPDG(pdg) << endl;
+            << " / " << fluka->IdFromPDG(pdg) << endl;
        cout << "\t\t+ P = (" 
-           << particle->Px() << " , "
-           << particle->Py() << " , "
-           << particle->Pz() << " ) --> "
-           << particle->P() << " GeV " 
-           << particle->Energy() << " GeV "  
-           << particle->GetMass() << " GeV " << endl;
+            << particle->Px() << " , "
+            << particle->Py() << " , "
+            << particle->Pz() << " ) --> "
+            << particle->P() << " GeV "
+            << particle->Energy() << " GeV "
+            << particle->GetMass() << " GeV " << endl;
     }   
     /* Npflka is the stack counter: of course any time source is called it
      * must be =0
@@ -162,167 +174,198 @@ extern "C" {
     /* Cosines (tx,ty,tz)*/
     Double_t cosx = particle->Px()/particle->P();
     Double_t cosy = particle->Py()/particle->P();
-    Double_t cosz = TMath::Sqrt(oneone - cosx*cosx - cosy*cosy);
+    Double_t cosxy = cosx * cosx + cosy * cosy;
+    Double_t cosz;
+
+    if (cosxy < 1.) {
+       cosz = TMath::Sqrt(oneone - cosxy);
+    } else {
+       cosx /= TMath::Sqrt(cosxy);
+       cosy /= TMath::Sqrt(cosxy);     
+       cosz = 0.;
+    }
+    
+    
+    
     if (particle->Pz() < 0.) cosz = -cosz;    
 
     if (pdg != 50000050 &&  pdg !=  50000051) {
-       FLKSTK.npflka++;
-       Int_t ifl =  fluka-> IdFromPDG(pdg);
-       FLKSTK.iloflk[FLKSTK.npflka] = ifl;
-       /* Wtflk is the weight of the particle*/
-       FLKSTK.wtflk[FLKSTK.npflka] = oneone;
-       SUMCOU.weipri += FLKSTK.wtflk[FLKSTK.npflka];
+        FLKSTK.npflka++;
+        Int_t ifl =  fluka-> IdFromPDG(pdg);
+       Int_t ionid;
        
-       FLKSTK.loflk[FLKSTK.npflka] = 1;
-       
-       /* User dependent flag:*/
-       FLKSTK.louse[FLKSTK.npflka] = 0;
-
-       /* User dependent spare variables:*/
-       Int_t ispr = 0;
-       for (ispr = 0; ispr < mkbmx1; ispr++)
-           FLKSTK.sparek[FLKSTK.npflka][ispr] = zerzer;
-
-       /* User dependent spare flags:*/
-       for (ispr = 0; ispr < mkbmx2; ispr++)
-           FLKSTK.ispark[FLKSTK.npflka][ispr] = 0;
-
-       /* Save the track number of the stack particle:*/
-       FLKSTK.ispark[FLKSTK.npflka][mkbmx2-1] = itrack;
-       FLKSTK.nparma++;
-       FLKSTK.numpar[FLKSTK.npflka] = FLKSTK.nparma;
-       FLKSTK.nevent[FLKSTK.npflka] = 0;
-       FLKSTK.dfnear[FLKSTK.npflka] = +zerzer;
-       
-       /* Particle age (s)*/
-       FLKSTK.agestk[FLKSTK.npflka] = +zerzer;
-       FLKSTK.cmpath[FLKSTK.npflka] = +zerzer;
-       FLKSTK.aknshr[FLKSTK.npflka] = -twotwo;
-
-       /* Group number for "low" energy neutrons, set to 0 anyway*/
-       FLKSTK.igroup[FLKSTK.npflka] = 0;
-       
-       /* Kinetic energy */
-       Double_t p    = particle->P();
-       Double_t mass = PAPROP.am[ifl + 6];
-       FLKSTK.tkeflk[FLKSTK.npflka] =  TMath::Sqrt( p * p + mass * mass) - mass;
-       /* Particle momentum*/
-       FLKSTK.pmoflk [FLKSTK.npflka] = p;
-
-       FLKSTK.txflk [FLKSTK.npflka] = cosx;
-       FLKSTK.tyflk [FLKSTK.npflka] = cosy;
-       FLKSTK.tzflk [FLKSTK.npflka] = cosz;
-    
-       /* Polarization cosines:*/
-       if (polarisation.Mag()) {
-           Double_t cospolx = polarisation.Px() / polarisation.Mag();
-           Double_t cospoly = polarisation.Py() / polarisation.Mag();
-           Double_t cospolz = sqrt(oneone - cospolx * cospolx - cospoly * cospoly);
-           FLKSTK.txpol [FLKSTK.npflka] = cospolx;
-           FLKSTK.typol [FLKSTK.npflka] = cospoly;
-           FLKSTK.tzpol [FLKSTK.npflka] = cospolz;
-       }
-       else {
-           FLKSTK.txpol [FLKSTK.npflka] = -twotwo;
-           FLKSTK.typol [FLKSTK.npflka] = +zerzer;
-           FLKSTK.tzpol [FLKSTK.npflka] = +zerzer;
+       if (ifl == -2) {
+           Int_t ia = TFlukaIon::GetA(pdg);
+           Int_t iz = TFlukaIon::GetZ(pdg);
+           IOIOCM.iproa = ia;
+           IOIOCM.iproz = iz;
+           BEAMCM.ijhion = iz * 1000 + ia;
+           BEAMCM.ijhion = 100 * BEAMCM.ijhion + 30;
+           ionid = BEAMCM.ijhion;
+           dcdion(ionid);
+           setion(ionid);
+           FLKSTK.iloflk[FLKSTK.npflka] = ionid;
+       } else {
+           FLKSTK.iloflk[FLKSTK.npflka] = ifl;
+           ionid = ifl;
        }
        
-       /* Particle coordinates*/
-       // Vertext coordinates;
-       FLKSTK.xflk [FLKSTK.npflka] = particle->Vx();
-       FLKSTK.yflk [FLKSTK.npflka] = particle->Vy();
-       FLKSTK.zflk [FLKSTK.npflka] = particle->Vz();
+        /* Wtflk is the weight of the particle*/
+        FLKSTK.wtflk[FLKSTK.npflka] = oneone;
+        SUMCOU.weipri += FLKSTK.wtflk[FLKSTK.npflka];
+        
+        FLKSTK.loflk[FLKSTK.npflka] = 1;
+        
+        /* User dependent flag:*/
+        FLKSTK.louse[FLKSTK.npflka] = 0;
+
+        /* User dependent spare variables:*/
+        Int_t ispr = 0;
+        for (ispr = 0; ispr < mkbmx1; ispr++)
+            FLKSTK.sparek[FLKSTK.npflka][ispr] = zerzer;
+
+        /* User dependent spare flags:*/
+        for (ispr = 0; ispr < mkbmx2; ispr++)
+            FLKSTK.ispark[FLKSTK.npflka][ispr] = 0;
+
+        /* Save the track number of the stack particle:*/
+        FLKSTK.ispark[FLKSTK.npflka][mkbmx2-1] = itrack;
+        FLKSTK.nparma++;
+        FLKSTK.numpar[FLKSTK.npflka] = FLKSTK.nparma;
+        FLKSTK.nevent[FLKSTK.npflka] = 0;
+        FLKSTK.dfnear[FLKSTK.npflka] = +zerzer;
+        
+        /* Particle age (s)*/
+        FLKSTK.agestk[FLKSTK.npflka] = +zerzer;
+        FLKSTK.cmpath[FLKSTK.npflka] = +zerzer;
+        FLKSTK.aknshr[FLKSTK.npflka] = -twotwo;
+
+        /* Group number for "low" energy neutrons, set to 0 anyway*/
+        FLKSTK.igroup[FLKSTK.npflka] = 0;
+        
+        /* Kinetic energy */
+        Double_t p    = particle->P();
+//        Double_t mass = PAPROP.am[ifl + 6];
+       Double_t mass = PAPROP.am[ionid + 6];
+        FLKSTK.tkeflk[FLKSTK.npflka] =  TMath::Sqrt( p * p + mass * mass) - mass;
+        /* Particle momentum*/
+        FLKSTK.pmoflk [FLKSTK.npflka] = p;
+
+        FLKSTK.txflk [FLKSTK.npflka] = cosx;
+        FLKSTK.tyflk [FLKSTK.npflka] = cosy;
+        FLKSTK.tzflk [FLKSTK.npflka] = cosz;
     
-       /*  Calculate the total kinetic energy of the primaries: don't change*/
-       Int_t st_ilo =  FLKSTK.iloflk[FLKSTK.npflka];
-       if ( st_ilo != 0 )
-           SOURCM.tkesum += 
-               ((FLKSTK.tkeflk[FLKSTK.npflka] + PAPROP.amdisc[st_ilo+6])
-                * FLKSTK.wtflk[FLKSTK.npflka]);
-       else
-           SOURCM.tkesum += (FLKSTK.tkeflk[FLKSTK.npflka] * FLKSTK.wtflk[FLKSTK.npflka]);
-       
-       /*  Here we ask for the region number of the hitting point.
-        *     NRGFLK (LFLKSTK) = ...
-        *  The following line makes the starting region search much more
-        *  robust if particles are starting very close to a boundary:
-        */
-       geocrs( FLKSTK.txflk[FLKSTK.npflka], 
-               FLKSTK.tyflk[FLKSTK.npflka], 
-               FLKSTK.tzflk[FLKSTK.npflka] );
+        /* Polarization cosines:*/
+        if (polarisation.Mag()) {
+            Double_t cospolx = polarisation.Px() / polarisation.Mag();
+            Double_t cospoly = polarisation.Py() / polarisation.Mag();
+            Double_t cospolz = sqrt(oneone - cospolx * cospolx - cospoly * cospoly);
+            FLKSTK.txpol [FLKSTK.npflka] = cospolx;
+            FLKSTK.typol [FLKSTK.npflka] = cospoly;
+            FLKSTK.tzpol [FLKSTK.npflka] = cospolz;
+        }
+        else {
+            FLKSTK.txpol [FLKSTK.npflka] = -twotwo;
+            FLKSTK.typol [FLKSTK.npflka] = +zerzer;
+            FLKSTK.tzpol [FLKSTK.npflka] = +zerzer;
+        }
+
+        /* Particle coordinates*/
+        // Vertext coordinates;
+        FLKSTK.xflk [FLKSTK.npflka] = particle->Vx();
+        FLKSTK.yflk [FLKSTK.npflka] = particle->Vy();
+        FLKSTK.zflk [FLKSTK.npflka] = particle->Vz();
+
+        /*  Calculate the total kinetic energy of the primaries: don't change*/
+        Int_t st_ilo =  FLKSTK.iloflk[FLKSTK.npflka];
+        if ( st_ilo != 0 )
+            SOURCM.tkesum +=
+                ((FLKSTK.tkeflk[FLKSTK.npflka] + PAPROP.amdisc[st_ilo+6])
+                 * FLKSTK.wtflk[FLKSTK.npflka]);
+        else
+            SOURCM.tkesum += (FLKSTK.tkeflk[FLKSTK.npflka] * FLKSTK.wtflk[FLKSTK.npflka]);
+
+        /*  Here we ask for the region number of the hitting point.
+         *     NRGFLK (LFLKSTK) = ...
+         *  The following line makes the starting region search much more
+         *  robust if particles are starting very close to a boundary:
+         */
+        geocrs( FLKSTK.txflk[FLKSTK.npflka],
+                FLKSTK.tyflk[FLKSTK.npflka],
+                FLKSTK.tzflk[FLKSTK.npflka] );
     
-       Int_t idisc;
-
-       georeg ( FLKSTK.xflk[FLKSTK.npflka], 
-                FLKSTK.yflk[FLKSTK.npflka], 
-                FLKSTK.zflk[FLKSTK.npflka],
-                FLKSTK.nrgflk[FLKSTK.npflka], 
-                idisc);//<-- dummy return variable not used
-       /*  Do not change these cards:*/
-       Int_t igeohsm1 = 1;
-       Int_t igeohsm2 = -11;
-       geohsm ( FLKSTK.nhspnt[FLKSTK.npflka], igeohsm1, igeohsm2, LTCLCM.mlattc );
-       FLKSTK.nlattc[FLKSTK.npflka] = LTCLCM.mlattc;
-       soevsv();
+        Int_t idisc;
+
+        georeg ( FLKSTK.xflk[FLKSTK.npflka],
+                 FLKSTK.yflk[FLKSTK.npflka],
+                 FLKSTK.zflk[FLKSTK.npflka],
+                 FLKSTK.nrgflk[FLKSTK.npflka],
+                 idisc);//<-- dummy return variable not used
+        /*  Do not change these cards:*/
+        Int_t igeohsm1 = 1;
+        Int_t igeohsm2 = -11;
+        geohsm ( FLKSTK.nhspnt[FLKSTK.npflka], igeohsm1, igeohsm2, LTCLCM.mlattc );
+        FLKSTK.nlattc[FLKSTK.npflka] = LTCLCM.mlattc;
+        soevsv();
     } else {
         //
-       // Next particle is optical photon
-       //
-       OPPHST.lstopp++;
-       OPPHST.donear [OPPHST.lstopp - 1] = 0.;
-
-       OPPHST.xoptph [OPPHST.lstopp - 1] = particle->Vx();
-       OPPHST.yoptph [OPPHST.lstopp - 1] = particle->Vy();
-       OPPHST.zoptph [OPPHST.lstopp - 1] = particle->Vz();
-
-       OPPHST.txopph [OPPHST.lstopp - 1] = cosx;
-       OPPHST.tyopph [OPPHST.lstopp - 1] = cosy;
-       OPPHST.tzopph [OPPHST.lstopp - 1] = cosz;
-
-
-       if (polarisation.Mag()) {
-           Double_t cospolx = polarisation.Px() / polarisation.Mag();
-           Double_t cospoly = polarisation.Py() / polarisation.Mag();
-           Double_t cospolz = sqrt(oneone - cospolx * cospolx - cospoly * cospoly);
-           OPPHST.txpopp [OPPHST.lstopp - 1] = cospolx;
-           OPPHST.typopp [OPPHST.lstopp - 1] = cospoly;
-           OPPHST.tzpopp [OPPHST.lstopp - 1] = cospolz;
-       }
-       else {
-           OPPHST.txpopp [OPPHST.lstopp - 1] = -twotwo;
-           OPPHST.typopp [OPPHST.lstopp - 1] = +zerzer;
-           OPPHST.tzpopp [OPPHST.lstopp - 1] = +zerzer;
-       }
-       
-       geocrs( OPPHST.txopph[OPPHST.lstopp - 1], 
-               OPPHST.tyopph[OPPHST.lstopp - 1], 
-               OPPHST.tzopph[OPPHST.lstopp - 1] );
-    
-       Int_t idisc;
+        // Next particle is optical photon
+        //
+        OPPHST.lstopp++;
+        OPPHST.donear [OPPHST.lstopp - 1] = 0.;
+
+        OPPHST.xoptph [OPPHST.lstopp - 1] = particle->Vx();
+        OPPHST.yoptph [OPPHST.lstopp - 1] = particle->Vy();
+        OPPHST.zoptph [OPPHST.lstopp - 1] = particle->Vz();
+
+        OPPHST.txopph [OPPHST.lstopp - 1] = cosx;
+        OPPHST.tyopph [OPPHST.lstopp - 1] = cosy;
+        OPPHST.tzopph [OPPHST.lstopp - 1] = cosz;
+
+
+        if (polarisation.Mag()) {
+            Double_t cospolx = polarisation.Px() / polarisation.Mag();
+            Double_t cospoly = polarisation.Py() / polarisation.Mag();
+            Double_t cospolz = sqrt(oneone - cospolx * cospolx - cospoly * cospoly);
+            OPPHST.txpopp [OPPHST.lstopp - 1] = cospolx;
+            OPPHST.typopp [OPPHST.lstopp - 1] = cospoly;
+            OPPHST.tzpopp [OPPHST.lstopp - 1] = cospolz;
+        }
+        else {
+            OPPHST.txpopp [OPPHST.lstopp - 1] = -twotwo;
+            OPPHST.typopp [OPPHST.lstopp - 1] = +zerzer;
+            OPPHST.tzpopp [OPPHST.lstopp - 1] = +zerzer;
+        }
+
+        geocrs( OPPHST.txopph[OPPHST.lstopp - 1],
+                OPPHST.tyopph[OPPHST.lstopp - 1],
+                OPPHST.tzopph[OPPHST.lstopp - 1] );
+
+        Int_t idisc;
+
+        georeg ( OPPHST.xoptph[OPPHST.lstopp - 1],
+                 OPPHST.yoptph[OPPHST.lstopp - 1],
+                 OPPHST.zoptph[OPPHST.lstopp - 1],
+                 OPPHST.nregop[OPPHST.lstopp - 1],
+                 idisc);//<-- dummy return variable not used
+
+        OPPHST.wtopph [OPPHST.lstopp - 1] = particle->GetWeight();
+        OPPHST.poptph [OPPHST.lstopp - 1] = particle->P();
+        OPPHST.agopph [OPPHST.lstopp - 1] = particle->T();
+        OPPHST.cmpopp [OPPHST.lstopp - 1] = +zerzer;
+        OPPHST.loopph [OPPHST.lstopp - 1] = 0;
+        OPPHST.louopp [OPPHST.lstopp - 1] = itrack;
+        OPPHST.nlatop [OPPHST.lstopp - 1] = LTCLCM.mlattc;
+     }
 
-       georeg ( OPPHST.xoptph[OPPHST.lstopp - 1], 
-                OPPHST.yoptph[OPPHST.lstopp - 1], 
-                OPPHST.zoptph[OPPHST.lstopp - 1],
-                OPPHST.nregop[OPPHST.lstopp - 1], 
-                idisc);//<-- dummy return variable not used
-       
-       OPPHST.wtopph [OPPHST.lstopp - 1] = particle->GetWeight();
-       OPPHST.poptph [OPPHST.lstopp - 1] = particle->P();
-       OPPHST.agopph [OPPHST.lstopp - 1] = particle->T();      
-       OPPHST.cmpopp [OPPHST.lstopp - 1] = +zerzer;
-       OPPHST.loopph [OPPHST.lstopp - 1] = 0;
-       OPPHST.louopp [OPPHST.lstopp - 1] = itrack;
-    }
-    
 //
 //  Pre-track actions at for primary tracks
 //
     if (particleIsPrimary) {
-       TVirtualMCApplication::Instance()->BeginPrimary();
-       TVirtualMCApplication::Instance()->PreTrack();
+       fluka->SetCaller(kSODRAW);
+        TVirtualMCApplication::Instance()->BeginPrimary();
+        TVirtualMCApplication::Instance()->PreTrack();
     }
-    
 //
     if (debug) cout << "<== source(" << nomore << ")" << endl;
   }