* provided "as is" without express or implied warranty. *
**************************************************************************/
-/*
-$Log$
-Revision 1.18 2000/10/02 21:28:14 fca
-Removal of useless dependecies via forward declarations
-
-Revision 1.17 2000/07/12 08:56:25 fca
-Coding convention correction and warning removal
-
-Revision 1.16 2000/05/26 08:35:03 fca
-Move the check on z after z has been retrieved
-
-Revision 1.15 2000/05/16 13:10:40 fca
-New method IsNewTrack and fix for a problem in Father-Daughter relations
-
-Revision 1.14 2000/04/27 10:38:21 fca
-Correct termination of Lego Run and introduce Lego getter in AliRun
-
-Revision 1.13 2000/04/26 10:17:31 fca
-Changes in Lego for G4 compatibility
-
-Revision 1.12 2000/04/07 11:12:33 fca
-G4 compatibility changes
-
-Revision 1.11 2000/03/22 13:42:26 fca
-SetGenerator does not replace an existing generator, ResetGenerator does
-
-Revision 1.10 2000/02/23 16:25:22 fca
-AliVMC and AliGeant3 classes introduced
-ReadEuclid moved from AliRun to AliModule
-
-Revision 1.9 1999/12/03 10:54:01 fca
-Fix lego summary
-
-Revision 1.8 1999/10/01 09:54:33 fca
-Correct logics for Lego StepManager
-
-Revision 1.7 1999/09/29 09:24:29 fca
-Introduction of the Copyright and cvs Log
-
-*/
+/* $Id$ */
//////////////////////////////////////////////////////////////
//////////////////////////////////////////////////////////////
//
//////////////////////////////////////////////////////////////
+#include "TClonesArray.h"
+#include "TH2.h"
#include "TMath.h"
+#include "TString.h"
+#include "TVirtualMC.h"
+#include "AliLog.h"
+#include "AliDebugVolume.h"
#include "AliLego.h"
#include "AliLegoGenerator.h"
-#include "AliRun.h"
-#include "AliConst.h"
#include "AliMC.h"
-#include "TH2.h"
+#include "AliRun.h"
ClassImp(AliLego)
-
-//___________________________________________
-AliLego::AliLego()
+//_______________________________________________________________________
+AliLego::AliLego():
+ fGener(0),
+ fTotRadl(0),
+ fTotAbso(0),
+ fTotGcm2(0),
+ fHistRadl(0),
+ fHistAbso(0),
+ fHistGcm2(0),
+ fHistReta(0),
+ fVolumesFwd(0),
+ fVolumesBwd(0),
+ fStepBack(0),
+ fStepsBackward(0),
+ fStepsForward(0),
+ fErrorCondition(0),
+ fDebug(0),
+ fStopped(0)
{
//
// Default constructor
//
- fHistRadl = 0;
- fHistAbso = 0;
- fHistGcm2 = 0;
- fHistReta = 0;
}
-//___________________________________________
+//_______________________________________________________________________
+AliLego::AliLego(const AliLego &lego):
+ TNamed(lego),
+ fGener(0),
+ fTotRadl(0),
+ fTotAbso(0),
+ fTotGcm2(0),
+ fHistRadl(0),
+ fHistAbso(0),
+ fHistGcm2(0),
+ fHistReta(0),
+ fVolumesFwd(0),
+ fVolumesBwd(0),
+ fStepBack(0),
+ fStepsBackward(0),
+ fStepsForward(0),
+ fErrorCondition(0),
+ fDebug(0),
+ fStopped(0)
+{
+ //
+ // Copy constructor
+ //
+ lego.Copy(*this);
+}
+
+
+//_______________________________________________________________________
AliLego::AliLego(const char *title, Int_t ntheta, Float_t thetamin,
- Float_t thetamax, Int_t nphi, Float_t phimin, Float_t phimax,
- Float_t rmin, Float_t rmax, Float_t zmax)
- : TNamed("Lego Generator",title)
+ Float_t thetamax, Int_t nphi, Float_t phimin, Float_t phimax,
+ Float_t rmin, Float_t rmax, Float_t zmax):
+ TNamed("Lego Generator",title),
+ fGener(0),
+ fTotRadl(0),
+ fTotAbso(0),
+ fTotGcm2(0),
+ fHistRadl(0),
+ fHistAbso(0),
+ fHistGcm2(0),
+ fHistReta(0),
+ fVolumesFwd(0),
+ fVolumesBwd(0),
+ fStepBack(0),
+ fStepsBackward(0),
+ fStepsForward(0),
+ fErrorCondition(0),
+ fDebug(0),
+ fStopped(0)
{
//
// specify the angular limits and the size of the rectangular box
//
fGener = new AliLegoGenerator(ntheta, thetamin, thetamax,
nphi, phimin, phimax, rmin, rmax, zmax);
-
-
-
fHistRadl = new TH2F("hradl","Radiation length map",
ntheta,thetamin,thetamax,nphi,phimin,phimax);
fHistAbso = new TH2F("habso","Interaction length map",
ntheta,thetamin,thetamax,nphi,phimin,phimax);
fHistGcm2 = new TH2F("hgcm2","g/cm2 length map",
ntheta,thetamin,thetamax,nphi,phimin,phimax);
+//
+ fVolumesFwd = new TClonesArray("AliDebugVolume",1000);
+ fVolumesBwd = new TClonesArray("AliDebugVolume",1000);
+ fDebug = AliDebugLevel();
}
-AliLego::AliLego(const char *title, AliLegoGenerator* generator)
- : TNamed("Lego Generator",title)
+//_______________________________________________________________________
+AliLego::AliLego(const char *title, AliLegoGenerator* generator):
+ TNamed("Lego Generator",title),
+ fGener(0),
+ fTotRadl(0),
+ fTotAbso(0),
+ fTotGcm2(0),
+ fHistRadl(0),
+ fHistAbso(0),
+ fHistGcm2(0),
+ fHistReta(0),
+ fVolumesFwd(0),
+ fVolumesBwd(0),
+ fStepBack(0),
+ fStepsBackward(0),
+ fStepsForward(0),
+ fErrorCondition(0),
+ fDebug(0),
+ fStopped(0)
{
//
// specify the angular limits and the size of the rectangular box
//
- fGener = generator;
- Float_t c1min, c1max, c2min, c2max;
- Int_t n1 = fGener->NCoor1();
- Int_t n2 = fGener->NCoor2();
-
- fGener->Coor1Range(c1min, c1max);
- fGener->Coor2Range(c2min, c2max);
+ fGener = generator;
+ Float_t c1min, c1max, c2min, c2max;
+ Int_t n1 = fGener->NCoor1();
+ Int_t n2 = fGener->NCoor2();
+
+ fGener->Coor1Range(c1min, c1max);
+ fGener->Coor2Range(c2min, c2max);
+
+ fHistRadl = new TH2F("hradl","Radiation length map",
+ n2, c2min, c2max, n1, c1min, c1max);
+ fHistAbso = new TH2F("habso","Interaction length map",
+ n2, c2min, c2max, n1, c1min, c1max);
+ fHistGcm2 = new TH2F("hgcm2","g/cm2 length map",
+ n2, c2min, c2max, n1, c1min, c1max);
+ //
+ //
- fHistRadl = new TH2F("hradl","Radiation length map",
- n1, c1min, c1max, n2, c2min, c2max);
- fHistAbso = new TH2F("habso","Interaction length map",
- n1, c1min, c1max, n2, c2min, c2max);
- fHistGcm2 = new TH2F("hgcm2","g/cm2 length map",
- n1, c1min, c1max, n2, c2min, c2max);
+ fVolumesFwd = new TClonesArray("AliDebugVolume",1000);
+ fVolumesBwd = new TClonesArray("AliDebugVolume",1000);
+ fDebug = AliDebugLevel();
}
-//___________________________________________
+//_______________________________________________________________________
AliLego::~AliLego()
{
//
delete fHistAbso;
delete fHistGcm2;
delete fGener;
+ delete fVolumesFwd;
+ delete fVolumesBwd;
}
-//___________________________________________
+//_______________________________________________________________________
void AliLego::BeginEvent()
{
//
fTotRadl = 0;
fTotAbso = 0;
fTotGcm2 = 0;
+ fStopped = 0;
+
+ if (fDebug) {
+ if (fErrorCondition) ToAliDebug(1, DumpVolumes());
+ fVolumesFwd->Delete();
+ fVolumesBwd->Delete();
+ fStepsForward = 0;
+ fStepsBackward = 0;
+ fErrorCondition = 0;
+ if (gAlice->GetMCApp()->GetCurrentTrackNumber() == 0) fStepBack = 0;
+ }
}
-//___________________________________________
+//_______________________________________________________________________
void AliLego::FinishEvent()
{
//
Double_t c1, c2;
c1 = fGener->CurCoor1();
c2 = fGener->CurCoor2();
- fHistRadl->Fill(c1,c2,fTotRadl);
- fHistAbso->Fill(c1,c2,fTotAbso);
- fHistGcm2->Fill(c1,c2,fTotGcm2);
+ fHistRadl->Fill(c2,c1,fTotRadl);
+ fHistAbso->Fill(c2,c1,fTotAbso);
+ fHistGcm2->Fill(c2,c1,fTotGcm2);
}
-//___________________________________________
+//_______________________________________________________________________
void AliLego::FinishRun()
{
//
fHistRadl->Delete(); fHistRadl=0;
fHistAbso->Delete(); fHistAbso=0;
fHistGcm2->Delete(); fHistGcm2=0;
+ //
+ if (fErrorCondition) ToAliError(DumpVolumes());
}
-//___________________________________________
-void AliLego::Copy(AliLego &lego) const
+//_______________________________________________________________________
+void AliLego::Copy(TObject&) const
{
//
// Copy *this onto lego -- not implemented
//
- Fatal("Copy","Not implemented!\n");
+ AliFatal("Not implemented!");
}
-//___________________________________________
-void AliLego::StepManager()
+//_______________________________________________________________________
+void AliLego::StepManager()
{
-// called from AliRun::Stepmanager from gustep.
-// Accumulate the 3 parameters step by step
-
- static Float_t t;
- Float_t a,z,dens,radl,absl;
- Int_t i;
-
- Float_t step = gMC->TrackStep();
-
- Float_t vect[3], dir[3];
- TLorentzVector pos, mom;
-
- gMC->CurrentMaterial(a,z,dens,radl,absl);
-
- if (z < 1) return;
+ //
+ // called from AliRun::Stepmanager from gustep.
+ // Accumulate the 3 parameters step by step
+ //
+ static Float_t t;
+ Float_t a,z,dens,radl,absl;
+ Int_t i, id, copy;
+ const char* vol;
+ static Float_t vect[3], dir[3];
- gMC->TrackPosition(pos);
- gMC->TrackMomentum(mom);
-// --- See if we have to stop now
- if (TMath::Abs(pos[2]) > fGener->ZMax() ||
- pos[0]*pos[0] +pos[1]*pos[1] > fGener->RadMax()*fGener->RadMax()) {
- if (!gMC->IsNewTrack()) {
- // Not the first step, add past contribution
- fTotAbso += t/absl;
- fTotRadl += t/radl;
- fTotGcm2 += t*dens;
-// Int_t copy;
-// Int_t id = gMC->CurrentVolID(copy);
-// char* vol = gMC->VolName(id);
-
-// printf("\n %f %f %f %f %s ", fTotRadl, vect[0], vect[1], vect[2], vol);
-
- }
- gMC->StopTrack();
- return;
- }
-
-// --- See how long we have to go
- for(i=0;i<3;++i) {
- vect[i]=pos[i];
- dir[i]=mom[i];
- }
-
- t = fGener->PropagateCylinder(vect,dir,fGener->RadMax(),fGener->ZMax());
-
- if(step) {
- fTotAbso += step/absl;
- fTotRadl += step/radl;
- fTotGcm2 += step*dens;
-// Int_t copy;
-// Int_t id = gMC->CurrentVolID(copy);
-// char* vol = gMC->VolName(id);
-// printf("\n %f %f %f %f %s %f ", fTotRadl, vect[0], vect[1], vect[2], vol, t);
- }
+ TString tmp1, tmp2;
+ copy = 1;
+ id = gMC->CurrentVolID(copy);
+ vol = gMC->VolName(id);
+ Float_t step = gMC->TrackStep();
+
+ TLorentzVector pos, mom;
+ gMC->TrackPosition(pos);
+ gMC->TrackMomentum(mom);
+
+ Int_t status = 0;
+ if (gMC->IsTrackEntering()) status = 1;
+ if (gMC->IsTrackExiting()) status = 2;
+
+ if (! fStepBack) {
+ // printf("\n volume %s %d", vol, status);
+ //
+ // Normal Forward stepping
+ //
+ if (fDebug) {
+ // printf("\n steps fwd %d %s %d %f", fStepsForward, vol, fErrorCondition, step);
+
+ //
+ // store volume if different from previous
+ //
+
+ TClonesArray &lvols = *fVolumesFwd;
+ if (fStepsForward > 0) {
+ AliDebugVolume* tmp = dynamic_cast<AliDebugVolume*>((*fVolumesFwd)[fStepsForward-1]);
+ if (tmp && tmp->IsVEqual(vol, copy) && gMC->IsTrackEntering()) {
+ fStepsForward -= 2;
+ fVolumesFwd->RemoveAt(fStepsForward);
+ fVolumesFwd->RemoveAt(fStepsForward+1);
+ }
+ }
+
+ new(lvols[fStepsForward++])
+ AliDebugVolume(vol,copy,step,pos[0], pos[1], pos[2], status);
+
+ } // Debug
+ //
+ // Get current material properties
+
+ gMC->CurrentMaterial(a,z,dens,radl,absl);
+
+
+ if (z < 1) return;
+
+ // --- See if we have to stop now
+ if (TMath::Abs(pos[2]) > fGener->ZMax() ||
+ pos[0]*pos[0] +pos[1]*pos[1] > fGener->RadMax()*fGener->RadMax()) {
+ if (!gMC->IsNewTrack()) {
+ // Not the first step, add past contribution
+ if (!fStopped) {
+ if (absl) fTotAbso += t/absl;
+ if (radl) fTotRadl += t/radl;
+ fTotGcm2 += t*dens;
+ }
+
+// printf("We will stop now %5d %13.3f !\n", fStopped, t);
+// printf("%13.3f %13.3f %13.3f %13.3f %13.3f %13.3f %13.3f %s %13.3f\n",
+// pos[2], TMath::Sqrt(pos[0] * pos[0] + pos[1] * pos[1]), step, a, z, radl, absl, gMC->CurrentVolName(), fTotRadl);
+ if (fDebug) {
+ //
+ // generate "mirror" particle flying back
+ //
+ fStepsBackward = fStepsForward;
+
+ Float_t pmom[3], orig[3];
+ Float_t polar[3] = {0.,0.,0.};
+ Int_t ntr;
+ pmom[0] = -dir[0];
+ pmom[1] = -dir[1];
+ pmom[2] = -dir[2];
+ orig[0] = vect[0];
+ orig[1] = vect[1];
+ orig[2] = vect[2];
+
+ gAlice->GetMCApp()->PushTrack(1, gAlice->GetMCApp()->GetCurrentTrackNumber(),
+ 0, pmom, orig, polar, 0., kPNoProcess, ntr);
+ } // debug
+
+ } // not a new track !
+
+ if (fDebug) fStepBack = 1;
+ fStopped = kTRUE;
+ gMC->StopTrack();
+ return;
+ } // outside scoring region ?
+
+ // --- See how long we have to go
+ for(i=0;i<3;++i) {
+ vect[i]=pos[i];
+ dir[i]=mom[i];
+ }
+
+ t = fGener->PropagateCylinder(vect,dir,fGener->RadMax(),fGener->ZMax());
+
+ if(step) {
+
+ if (absl) fTotAbso += step/absl;
+ if (radl) fTotRadl += step/radl;
+ fTotGcm2 += step*dens;
+// printf("%13.3f %13.3f %13.3f %13.3f %13.3f %13.3f %13.3f %s %13.3f\n",
+// pos[2], TMath::Sqrt(pos[0] * pos[0] + pos[1] * pos[1]), step, a, z, radl, absl, gMC->CurrentVolName(), fTotRadl);
+ }
+
+ } else {
+ if (fDebug) {
+ //
+ // Geometry debugging
+ // Fly back and compare volume sequence
+ //
+ TClonesArray &lvols = *fVolumesBwd;
+ if (fStepsBackward < fStepsForward) {
+ AliDebugVolume* tmp = dynamic_cast<AliDebugVolume*>((*fVolumesBwd)[fStepsBackward]);
+ if (tmp && tmp->IsVEqual(vol, copy) && gMC->IsTrackEntering()) {
+ fStepsBackward += 2;
+ fVolumesBwd->RemoveAt(fStepsBackward-1);
+ fVolumesBwd->RemoveAt(fStepsBackward-2);
+ }
+ }
+
+ fStepsBackward--;
+ // printf("\n steps %d %s %d", fStepsBackward, vol, fErrorCondition);
+ if (fStepsBackward < 0) {
+ gMC->StopTrack();
+ fStepBack = 0;
+ return;
+ }
+
+ new(lvols[fStepsBackward]) AliDebugVolume(vol,copy,step,pos[0], pos[1], pos[2], status);
+
+ AliDebugVolume* tmp = dynamic_cast<AliDebugVolume*>((*fVolumesFwd)[fStepsBackward]);
+ if (tmp && !(tmp->IsVEqual(vol, copy)) && (!fErrorCondition))
+ {
+ AliWarning(Form("Problem at (x,y,z): %d %f %f %f, volumes: %s %s step: %f\n",
+ fStepsBackward, pos[0], pos[1], pos[2], tmp->GetName(), vol, step));
+ fErrorCondition = 1;
+ }
+ } // Debug
+ } // bwd/fwd
}
-
-
-
-
+//_______________________________________________________________________
+void AliLego::DumpVolumes()
+{
+ //
+ // Dump volume sequence in case of error
+ //
+ printf("\n Dumping Volume Sequence:");
+ printf("\n ==============================================");
+
+ for (Int_t i = fStepsForward-1; i>=0; i--)
+ {
+ AliDebugVolume* tmp1 = dynamic_cast<AliDebugVolume*>((*fVolumesFwd)[i]);
+ AliDebugVolume* tmp2 = dynamic_cast<AliDebugVolume*>((*fVolumesBwd)[i]);
+ if (tmp1)
+ printf("\n Volume Fwd: %3d: %5s (%3d) step: %12.5e (x,y,z) (%12.5e %12.5e %12.5e) status: %9s \n"
+ , i,
+ tmp1->GetName(), tmp1->CopyNumber(), tmp1->Step(),
+ tmp1->X(), tmp1->Y(), tmp1->Z(), tmp1->Status());
+ if (tmp2 && i>= fStepsBackward)
+ printf("\n Volume Bwd: %3d: %5s (%3d) step: %12.5e (x,y,z) (%12.5e %12.5e %12.5e) status: %9s \n"
+ , i,
+ tmp2->GetName(), tmp2->CopyNumber(), tmp2->Step(),
+ tmp2->X(), tmp2->Y(), tmp2->Z(), tmp2->Status());
+
+ printf("\n ............................................................................\n");
+ }
+ printf("\n ==============================================\n");
+}