X-Git-Url: http://git.uio.no/git/?a=blobdiff_plain;f=RICH%2FAliRICH.cxx;h=309253292b1daf5707535435446ae35ea2d74794;hb=2a851e01d5a5a201b72e9e017437113c7bde2951;hp=c41466e2b459d536607ffb103bc7e9a8c8e611f9;hpb=8fb37ffa92efa7229462ad85e6acd571ebeef93c;p=u%2Fmrichter%2FAliRoot.git diff --git a/RICH/AliRICH.cxx b/RICH/AliRICH.cxx index c41466e2b45..309253292b1 100644 --- a/RICH/AliRICH.cxx +++ b/RICH/AliRICH.cxx @@ -1,4456 +1,747 @@ -/************************************************************************** - * Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. * - * * - * Author: The ALICE Off-line Project. * - * Contributors are mentioned in the code where appropriate. * - * * - * Permission to use, copy, modify and distribute this software and its * - * documentation strictly for non-commercial purposes is hereby granted * - * without fee, provided that the above copyright notice appears in all * - * copies and that both the copyright notice and this permission notice * - * appear in the supporting documentation. The authors make no claims * - * about the suitability of this software for any purpose. It is * - * provided "as is" without express or implied warranty. * - **************************************************************************/ - -/* - $Log$ - Revision 1.62 2002/10/31 08:44:04 morsch - Problems with rotated RICH solved: - Detector response (fresnel reflection, grid absorption ...) has to be - determined using local coordinates. - - Revision 1.61 2002/10/29 15:00:08 morsch - - Diagnostics updated. - - RecHits structure synchronized. - - Digitizer method using AliRICHDigitizer. - (J. Barbosa) - - - Revision 1.60 2002/10/22 16:28:21 alibrary - Introducing Riostream.h - - Revision 1.59 2002/10/14 14:57:31 hristov - Merging the VirtualMC branch to the main development branch (HEAD) - - Revision 1.58.6.1 2002/06/10 15:12:46 hristov - Merged with v3-08-02 - - Revision 1.58 2001/11/14 09:49:37 dibari - Use debug methods - - Revision 1.57 2001/11/09 17:29:31 dibari - Setters fro models moved to header - - Revision 1.56 2001/11/02 15:37:25 hristov - Digitizer class created. Code cleaning and bug fixes (J.Chudoba) - - Revision 1.55 2001/10/23 13:03:35 hristov - The access to several data members was changed from public to protected. The digitisation was adapted to the multi-event case (J.Chudoba) - - Revision 1.54 2001/09/07 08:38:10 hristov - Pointers initialised to 0 in the default constructors - - Revision 1.53 2001/08/30 09:51:23 hristov - The operator[] is replaced by At() or AddAt() in case of TObjArray. - - Revision 1.52 2001/05/16 14:57:20 alibrary - New files for folders and Stack - - Revision 1.51 2001/05/14 10:18:55 hristov - Default arguments declared once - - Revision 1.50 2001/05/10 14:44:16 jbarbosa - Corrected some overlaps (thanks I. Hrivnacovna). - - Revision 1.49 2001/05/10 12:23:49 jbarbosa - Repositioned the RICH modules. - Eliminated magic numbers. - Incorporated diagnostics (from macros). - - Revision 1.48 2001/03/15 10:35:00 jbarbosa - Corrected bug in MakeBranch (was using a different version of STEER) - - Revision 1.47 2001/03/14 18:13:56 jbarbosa - Several changes to adapt to new IO. - Removed digitising function, using AliRICHMerger::Digitise from now on. - - Revision 1.46 2001/03/12 17:46:33 hristov - Changes needed on Sun with CC 5.0 - - Revision 1.45 2001/02/27 22:11:46 jbarbosa - Testing TreeS, removing of output. - - Revision 1.44 2001/02/27 15:19:12 jbarbosa - Transition to SDigits. - - Revision 1.43 2001/02/23 17:19:06 jbarbosa - Corrected photocathode definition in BuildGeometry(). - - Revision 1.42 2001/02/13 20:07:23 jbarbosa - Parametrised definition of photcathode dimensions. New spacers. New data members in AliRICHHit to store particle momentum - when entering the freon. Corrected calls to particle stack. - - Revision 1.41 2001/01/26 20:00:20 hristov - Major upgrade of AliRoot code - - Revision 1.40 2001/01/24 20:58:03 jbarbosa - Enhanced BuildGeometry. Now the photocathodes are drawn. - - Revision 1.39 2001/01/22 21:40:24 jbarbosa - Removing magic numbers - - Revision 1.37 2000/12/20 14:07:25 jbarbosa - Removed dependencies on TGeant3 (thanks to F. Carminati and I. Hrivnacova) - - Revision 1.36 2000/12/18 17:45:54 jbarbosa - Cleaned up PadHits object. - - Revision 1.35 2000/12/15 16:49:40 jbarbosa - Geometry and materials updates (wire supports, pcbs, backplane supports, frame). - - Revision 1.34 2000/11/10 18:12:12 jbarbosa - Bug fix for AliRICHCerenkov (thanks to P. Hristov) - - Revision 1.33 2000/11/02 10:09:01 jbarbosa - Minor bug correction (some pointers were not initialised in the default constructor) - - Revision 1.32 2000/11/01 15:32:55 jbarbosa - Updated to handle both reconstruction algorithms. - - Revision 1.31 2000/10/26 20:18:33 jbarbosa - Supports for methane and freon vessels - - Revision 1.30 2000/10/24 13:19:12 jbarbosa - Geometry updates. - - Revision 1.29 2000/10/19 19:39:25 jbarbosa - Some more changes to geometry. Further correction of digitisation "per part. type" - - Revision 1.28 2000/10/17 20:50:57 jbarbosa - Inversed digtise by particle type (now, only the selected particle type is not digitsed). - Corrected several geometry minor bugs. - Added new parameter (opaque quartz thickness). - - Revision 1.27 2000/10/11 10:33:55 jbarbosa - Corrected bug introduced by earlier revisions (CerenkovData array cannot be reset to zero on wach call of StepManager) - - Revision 1.26 2000/10/03 21:44:08 morsch - Use AliSegmentation and AliHit abstract base classes. - - Revision 1.25 2000/10/02 21:28:12 fca - Removal of useless dependecies via forward declarations - - Revision 1.24 2000/10/02 15:43:17 jbarbosa - Fixed forward declarations. - Fixed honeycomb density. - Fixed cerenkov storing. - New electronics. - - Revision 1.23 2000/09/13 10:42:14 hristov - Minor corrections for HP, DEC and Sun; strings.h included - - Revision 1.22 2000/09/12 18:11:13 fca - zero hits area before using - - Revision 1.21 2000/07/21 10:21:07 morsch - fNrawch = 0; and fNrechits = 0; in the default constructor. - - Revision 1.20 2000/07/10 15:28:39 fca - Correction of the inheritance scheme - - Revision 1.19 2000/06/30 16:29:51 dibari - Added kDebugLevel variable to control output size on demand - - Revision 1.18 2000/06/12 15:15:46 jbarbosa - Cleaned up version. - - Revision 1.17 2000/06/09 14:58:37 jbarbosa - New digitisation per particle type - - Revision 1.16 2000/04/19 12:55:43 morsch - Newly structured and updated version (JB, AM) - -*/ - - -//////////////////////////////////////////////// -// Manager and hits classes for set:RICH // -//////////////////////////////////////////////// +// ************************************************************************** +// * Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. * +// * * +// * Author: The ALICE Off-line Project. * +// * Contributors are mentioned in the code where appropriate. * +// * * +// * Permission to use, copy, modify and distribute this software and its * +// * documentation strictly for non-commercial purposes is hereby granted * +// * without fee, provided that the above copyright notice appears in all * +// * copies and that both the copyright notice and this permission notice * +// * appear in the supporting documentation. The authors make no claims * +// * about the suitability of this software for any purpose. It is * +// * provided "as is" without express or implied warranty. * +// ************************************************************************** +#include "AliRICH.h" +#include "AliRICHParam.h" +#include "AliRICHChamber.h" +#include "AliRICHClusterFinder.h" +#include +#include #include #include +#include #include -#include -#include -#include #include -#include -#include #include -#include -#include -#include -#include -#include -#include -#include - -#include -#include - -#include "AliRICH.h" -#include "AliSegmentation.h" -#include "AliRICHSegmentationV0.h" -#include "AliRICHHit.h" -#include "AliRICHCerenkov.h" -#include "AliRICHSDigit.h" -#include "AliRICHDigit.h" -#include "AliRICHTransientDigit.h" -#include "AliRICHRawCluster.h" -#include "AliRICHRecHit1D.h" -#include "AliRICHRecHit3D.h" -#include "AliRICHHitMapA1.h" -#include "AliRICHClusterFinder.h" -#include "AliRICHMerger.h" -#include "AliRICHDigitizer.h" -#include "AliRun.h" -#include "AliRunDigitizer.h" -#include "AliMC.h" -#include "AliMagF.h" -#include "AliConst.h" -#include "AliPDG.h" -#include "AliPoints.h" - - - - -static Int_t sMaxIterPad=0; // Static variables for the pad-hit iterator routines -static Int_t sCurIterPad=0; +#include +#include +#include +#include +#include +#include -ClassImp(AliRICH) - -//___________________________________________ +ClassImp(AliRICHhit) +//__________________________________________________________________________________________________ +void AliRICHhit::Print(Option_t*)const +{ + ::Info("hit","Ch=%1i, TID=%6i, eloss=%9.3f eV, in-out dist=%9.4f, OUT(%7.2f,%7.2f,%7.2f)" + ,fChamber,fTrack,fEloss*1e9,Length(),fOutX3.X(),fOutX3.Y(),fOutX3.Z()); +} +//__________________________________________________________________________________________________ +ClassImp(AliRICHdigit) +//__________________________________________________________________________________________________ +void AliRICHdigit::Print(Option_t*)const +{ + ::Info("digit","csxy=%6i, cfm=%9i, c=%2i, x=%3i, y=%3i, q=%8.3f, TID1=%5i, TID2=%5i, TID3=%5i", + Id(),fChFbMip,fChamber,fPadX,fPadY,fQdc,fTracks[0],fTracks[1],fTracks[2]); +} +//__________________________________________________________________________________________________ +ClassImp(AliRICHcluster) +//__________________________________________________________________________________________________ +void AliRICHcluster::Print(Option_t*)const +{ + ::Info("cluster","CombiPid=%10i, c=%2i, size=%6i, dim=%5i, x=%7.3f, y=%7.3f, Q=%6i, st=%i", + fCombiPid,fChamber,fSize,fDimXY,fX,fY,fQdc,fStatus); +} +//__________________________________________________________________________________________________ +ClassImp(AliRICHreco) +//__________________________________________________________________________________________________ +void AliRICHreco::Print(Option_t*)const +{ + ::Info("reco","ThetaCherenkov=%9.6f, Nphotons=%4i, TID=%9i",fThetaCherenkov,fNphotons,fTid); +} +//__________________________________________________________________________________________________ +ClassImp(AliRICH) +//__________________________________________________________________________________________________ // RICH manager class -//Begin_Html +//BEGIN_HTML /* */ -//End_Html - +//END_HTML +//__________________________________________________________________________________________________ AliRICH::AliRICH() -{ -// Default ctor should not contain any new operators - cout<\n"; // no way to control it as ctor is called before call to SetDebugXXXX() - - fIshunt = 0; - fHits = 0; - fSDigits = 0; - fNSDigits = 0; - fNcerenkovs = 0; - fDchambers = 0; - fRecHits1D = 0; - fRecHits3D = 0; - fRawClusters = 0; - fChambers = 0; - fCerenkovs = 0; - for (Int_t i=0; i<7; i++){ - fNdch[i] = 0; - fNrawch[i] = 0; - fNrechits1D[i] = 0; - fNrechits3D[i] = 0; - } - - fFileName = 0; - fMerger = 0; + :AliDetector() +{ +//Default ctor should not contain any new operators + fpParam =0; + fChambers =0; +//AliDetector ctor deals with Hits and Digits + fSdigits =0; fNsdigits =0; + fDigitsNew =0; for(int i=0;i\n"; // no way to control it as ctor is called before call to SetDebugXXXX() - - fHits = new TClonesArray("AliRICHHit",1000 ); - gAlice->AddHitList(fHits); - fSDigits = new TClonesArray("AliRICHSDigit",100000); - fCerenkovs = new TClonesArray("AliRICHCerenkov",1000); - gAlice->AddHitList(fCerenkovs); - fNSDigits = 0; - fNcerenkovs = 0; - fIshunt = 0; - - //fNdch = new Int_t[kNCH]; - - fDchambers = new TObjArray(kNCH); - - fRecHits1D = new TObjArray(kNCH); - fRecHits3D = new TObjArray(kNCH); - - Int_t i; - - for (i=0; iAddAt(new TClonesArray("AliRICHDigit",10000), i); - fNdch[i]=0; - } - - //fNrawch = new Int_t[kNCH]; - - fRawClusters = new TObjArray(kNCH); - //printf("Created fRwClusters with adress:%p",fRawClusters); - - for (i=0; iAddAt(new TClonesArray("AliRICHRawCluster",10000), i); - fNrawch[i]=0; - } - - //fNrechits = new Int_t[kNCH]; - - for (i=0; iAddAt(new TClonesArray("AliRICHRecHit1D",1000), i); - } - for (i=0; iAddAt(new TClonesArray("AliRICHRecHit3D",1000), i); - } - //printf("Created fRecHits with adress:%p",fRecHits); - - - SetMarkerColor(kRed); - - /*fChambers = new TObjArray(kNCH); - for (i=0; iGetMCApp()->AddHitList(fHits); + fSdigits= 0; + fDigitsNew= 0; + fClusters= 0; + fRecos =0; + if(GetDebug())Info("named ctor","Stop."); +}//AliRICH::AliRICH(const char *name, const char *title) +//__________________________________________________________________________________________________ AliRICH::~AliRICH() { -// Dtor of RICH manager class - if(IsDebugStart()) cout<\n"; - - fIshunt = 0; - delete fHits; - delete fSDigits; - delete fCerenkovs; - - //PH Delete TObjArrays - if (fChambers) { - fChambers->Delete(); - delete fChambers; - } - if (fDchambers) { - fDchambers->Delete(); - delete fDchambers; - } - if (fRawClusters) { - fRawClusters->Delete(); - delete fRawClusters; - } - if (fRecHits1D) { - fRecHits1D->Delete(); - delete fRecHits1D; - } - if (fRecHits3D) { - fRecHits3D->Delete(); - delete fRecHits3D; - } - -} - - -//_____________________________________________________________________________ -Int_t AliRICH::Hits2SDigits(Float_t xhit,Float_t yhit,Float_t eloss, Int_t idvol, ResponseType res) -{ -// Calls the charge disintegration method of the current chamber and adds -// the simulated cluster to the root tree - if(IsDebugHit()||IsDebugDigit()) cout<\n"; - - Int_t clhits[5]; - Float_t newclust[4][500]; - Int_t nnew; - -// -// Integrated pulse height on chamber - - clhits[0]=fNhits+1; - - ((AliRICHChamber*)fChambers->At(idvol))->DisIntegration(eloss, xhit, yhit, nnew, newclust, res); - Int_t ic=0; - -// -// Add new clusters - for (Int_t i=0; i 0) { - ic++; -// Cluster Charge - clhits[1] = Int_t(newclust[0][i]); -// Pad: ix - clhits[2] = Int_t(newclust[1][i]); -// Pad: iy - clhits[3] = Int_t(newclust[2][i]); -// Pad: chamber sector - clhits[4] = Int_t(newclust[3][i]); - - //printf(" %d %d %d %d %d\n", clhits[0], clhits[1], clhits[2], clhits[3], clhits[4]); - - AddSDigit(clhits); - } - } - - if (gAlice->TreeS()){ - gAlice->TreeS()->Fill(); - gAlice->TreeS()->Write(0,TObject::kOverwrite); - //printf("Filled SDigits...\n"); - } - - return nnew; -}//Int_t AliRICH::Hits2SDigits(Float_t xhit,Float_t yhit,Float_t eloss, Int_t idvol, ResponseType res) +//dtor + if(GetDebug()) Info("dtor","Start."); + if(fpParam) delete fpParam; + if(fChambers) delete fChambers; + + if(fHits) delete fHits; + if(fSdigits) delete fSdigits; + if(fDigits) delete fDigits; + if(fDigitsNew) {fDigitsNew->Delete(); delete fDigitsNew;} + if(fClusters) {fClusters->Delete(); delete fClusters;} + if(fRecos) delete fRecos; + if(GetDebug()) Info("dtor","Stop."); +}//AliRICH::~AliRICH() +//__________________________________________________________________________________________________ void AliRICH::Hits2SDigits() { -// Dummy: sdigits are created during transport. -// Called from alirun. - if(IsDebugHit()||IsDebugDigit()) cout<\n"; - +// Create a list of sdigits corresponding to list of hits. Every hit generates one or more sdigits. +// + if(GetDebug()) Info("Hit2SDigits","Start."); - int nparticles = gAlice->GetNtrack(); - cout << "Particles (RICH):" < 0) printf("SDigits were already generated.\n"); - -} - -//___________________________________________ -void AliRICH::SDigits2Digits(Int_t nev, Int_t flag) -{ -// Generate digits. -// Called from macro. Multiple events, more functionality. - if(IsDebugDigit()) cout<\n"; + AliLoader * richLoader = GetLoader(); + AliRunLoader * runLoader = GetLoader()->GetRunLoader(); - //AliRICHChamber* iChamber; + for(Int_t iEventN=0;iEventNGetRunLoader()->GetAliRun()->GetEventsPerRun();iEventN++){//events loop + runLoader->GetEvent(iEventN); - //printf("Generating tresholds...\n"); - - //for(Int_t i=0;i<7;i++) { - //iChamber = &(Chamber(i)); - //iChamber->GenerateTresholds(); - //} - - //int nparticles = gAlice->GetNtrack(); - //cout << "Particles (RICH):" <Init(); - //fMerger->Digitise(nev,flag); - - AliRunDigitizer * manager = new AliRunDigitizer(1,1); - manager->SetInputStream(0,"galice.root"); - //AliRICHDigitizer *dRICH = new AliRICHDigitizer(manager); - manager->Exec("deb"); - -} -//___________________________________________ -void AliRICH::SDigits2Digits() -{ - SDigits2Digits(0,0); -} -//___________________________________________ -void AliRICH::Digits2Reco() -{ -// Generate clusters -// Called from alirun, single event only. - if(IsDebugDigit()||IsDebugReco()) cout<\n"; - - - int nparticles = gAlice->GetNtrack(); - cout << "Particles (RICH):" < 0) FindClusters(0,0); - -} - -void AliRICH::AddHit(Int_t track, Int_t *vol, Float_t *hits) -{ -// Adds the current hit to the RICH hits list - if(IsDebugHit()) cout<\n"; - - TClonesArray &lhits = *fHits; - new(lhits[fNhits++]) AliRICHHit(fIshunt,track,vol,hits); -} - -void AliRICH::AddCerenkov(Int_t track, Int_t *vol, Float_t *cerenkovs) -{ -// Adds a RICH cerenkov hit to the Cerenkov Hits list - if(IsDebugHit()) cout<\n"; - - TClonesArray &lcerenkovs = *fCerenkovs; - new(lcerenkovs[fNcerenkovs++]) AliRICHCerenkov(fIshunt,track,vol,cerenkovs); -} - -void AliRICH::AddSDigit(Int_t *aSDigit) -{ -// Adds the current S digit to the RICH list of S digits - if(IsDebugDigit()) cout<\n"; - - TClonesArray &lSDigits = *fSDigits; - new(lSDigits[fNSDigits++]) AliRICHSDigit(aSDigit); -} - - -void AliRICH::AddDigits(Int_t id, Int_t *tracks, Int_t *charges, Int_t *digits) -{ -// Add a RICH digit to the list - if(IsDebugDigit()) cout<\n"; - - TClonesArray &ldigits = *((TClonesArray*)fDchambers->At(id)); - new(ldigits[fNdch[id]++]) AliRICHDigit(tracks,charges,digits); -} - -void AliRICH::AddRawCluster(Int_t id, const AliRICHRawCluster& c) -{ -// Add a RICH digit to the list - - if(IsDebugStart()) - cout<\n"; - - //PH TClonesArray &lrawcl = *((TClonesArray*)(*fRawClusters)[id]); - TClonesArray &lrawcl = *((TClonesArray*)fRawClusters->At(id)); - new(lrawcl[fNrawch[id]++]) AliRICHRawCluster(c); -} - -//_____________________________________________________________________________ -void AliRICH::AddRecHit1D(Int_t id, Float_t *rechit, Float_t *photons, Int_t *padsx, Int_t* padsy) -{ + if (!richLoader->TreeH()) richLoader->LoadHits(); + if (!runLoader->TreeE()) runLoader->LoadHeader(); + if (!runLoader->TreeK()) runLoader->LoadKinematics();//from + if (!richLoader->TreeS()) richLoader->MakeTree("S"); MakeBranch("S");//to + + for(Int_t iPrimN=0;iPrimNTreeH()->GetEntries();iPrimN++){//prims loop + richLoader->TreeH()->GetEntry(iPrimN); + for(Int_t iHitN=0;iHitNGetEntries();iHitN++){//hits loop + AliRICHhit *pHit=(AliRICHhit*)Hits()->At(iHitN); + TVector2 x2 = P()->ShiftToWirePos(C(pHit->C())->Glob2Loc(pHit->OutX3())); + Int_t iTotQdc=P()->TotQdc(x2,pHit->Eloss()); + if(iTotQdc==0) continue; + Int_t iPadXmin,iPadXmax,iPadYmin,iPadYmax; + P()->Loc2Area(x2,iPadXmin,iPadYmin,iPadXmax,iPadYmax);//determine affected pads + if(GetDebug()) Info("Hits2SDigits","left-down=(%i,%i) right-up=(%i,%i)",iPadXmin,iPadYmin,iPadXmax,iPadYmax); + for(Int_t iPadY=iPadYmin;iPadY<=iPadYmax;iPadY++)//affected pads loop + for(Int_t iPadX=iPadXmin;iPadX<=iPadXmax;iPadX++){ + Double_t padQdc=iTotQdc*P()->FracQdc(x2,iPadX,iPadY); + if(padQdc>0.1) AddSDigit(pHit->C(),iPadX,iPadY,padQdc, + runLoader->Stack()->Particle(pHit->GetTrack())->GetPdgCode(),pHit->GetTrack()); + }//affected pads loop + }//hits loop + }//prims loop + richLoader->TreeS()->Fill(); + richLoader->WriteSDigits("OVERWRITE"); + ResetSDigits(); + }//events loop + richLoader->UnloadHits(); + runLoader->UnloadHeader(); + runLoader->UnloadKinematics(); + GetLoader()->UnloadSDigits(); + if(GetDebug()) Info("Hit2SDigits","Stop."); +}//Hits2SDigits() +//__________________________________________________________________________________________________ +void AliRICH::BuildGeometry() +{ +//Builds a TNode geometry for event display + if(GetDebug())Info("BuildGeometry","Start."); - // - // Add a RICH reconstructed hit to the list - // - - //PH TClonesArray &lrec1D = *((TClonesArray*)(*fRecHits1D)[id]); - TClonesArray &lrec1D = *((TClonesArray*)fRecHits1D->At(id)); - new(lrec1D[fNrechits1D[id]++]) AliRICHRecHit1D(id,rechit,photons,padsx,padsy); -} - -//_____________________________________________________________________________ -void AliRICH::AddRecHit3D(Int_t id, Float_t *rechit, Float_t omega, Float_t theta, Float_t phi) -{ -// Add a RICH reconstructed hit to the list - - TClonesArray &lrec3D = *((TClonesArray*)fRecHits3D->At(id)); - new(lrec3D[fNrechits3D[id]++]) AliRICHRecHit3D(id,rechit,omega,theta,phi); -} - -//___________________________________________ -void AliRICH::BuildGeometry() - -{ + TNode *node, *subnode, *top; + top=gAlice->GetGeometry()->GetNode("alice"); - // - // Builds a TNode geometry for event display - // - TNode *node, *subnode, *top; - - const int kColorRICH = kRed; - // - top=gAlice->GetGeometry()->GetNode("alice"); + new TBRIK("S_RICH","S_RICH","void",71.09999,11.5,73.15); - AliRICH *pRICH = (AliRICH *) gAlice->GetDetector("RICH"); - AliRICHSegmentationV0* segmentation; - AliRICHChamber* iChamber; - AliRICHGeometry* geometry; - - iChamber = &(pRICH->Chamber(0)); - segmentation=(AliRICHSegmentationV0*) iChamber->GetSegmentationModel(); - geometry=iChamber->GetGeometryModel(); - - new TBRIK("S_RICH","S_RICH","void",71.09999,11.5,73.15); - - Float_t padplane_width = segmentation->GetPadPlaneWidth(); - Float_t padplane_length = segmentation->GetPadPlaneLength(); - - //printf("\n\n\n\n\n In BuildGeometry() npx: %d, npy: %d, dpx: %f, dpy:%f\n\n\n\n\n\n",segmentation->Npx(),segmentation->Npy(),segmentation->Dpx(),segmentation->Dpy()); - - new TBRIK("PHOTO","PHOTO","void", padplane_width/2,.1,padplane_length/2); - - //printf("\n\n\n\n\n Padplane w: %f l: %f \n\n\n\n\n", padplane_width/2,padplane_length/2); - //printf("\n\n\n\n\n Padplane w: %f l: %f \n\n\n\n\n", segmentation->GetPadPlaneWidth(), segmentation->GetPadPlaneLength()); + Float_t wid=P()->SectorSizeX(); + Float_t len=P()->SectorSizeY(); + new TBRIK("PHOTO","PHOTO","void",wid/2,0.1,len/2); - Float_t offset = 490 + 1.276 - geometry->GetGapThickness()/2; //distance from center of mother volume to methane - Float_t deltaphi = 19.5; //phi angle between center of chambers - z direction - Float_t deltatheta = 20; //theta angle between center of chambers - x direction - Float_t cosphi = TMath::Cos(deltaphi*TMath::Pi()/180); - Float_t sinphi = TMath::Sin(deltaphi*TMath::Pi()/180); - Float_t costheta = TMath::Cos(deltatheta*TMath::Pi()/180); - Float_t sintheta = TMath::Sin(deltatheta*TMath::Pi()/180); - - //printf("\n\n%f %f %f %f %f %f %f\n\n",offset,deltatheta,deltaphi,cosphi,costheta,sinphi,sintheta); - - new TRotMatrix("rot993","rot993",90., 0. , 90. - deltaphi, 90. , deltaphi, -90. ); - new TRotMatrix("rot994","rot994",90., -deltatheta , 90. , 90.- deltatheta , 0. , 0. ); - new TRotMatrix("rot995","rot995",90., 0. , 90. , 90. , 0. , 0. ); - new TRotMatrix("rot996","rot996",90., deltatheta , 90. , 90 + deltatheta , 0. , 0. ); - new TRotMatrix("rot997","rot997",90., 360. - deltatheta, 108.2 , 90.- deltatheta ,18.2 , 90 - deltatheta); - new TRotMatrix("rot998","rot998",90., 0. , 90 + deltaphi , 90. , deltaphi, 90. ); - new TRotMatrix("rot999","rot999",90., deltatheta , 108.2 , 90.+ deltatheta ,18.2 , 90 + deltatheta); - - Float_t pos1[3]={0. , offset*cosphi , offset*sinphi}; - Float_t pos2[3]={offset*sintheta , offset*costheta , 0. }; - Float_t pos3[3]={0. , offset , 0.}; - Float_t pos4[3]={-offset*sintheta , offset*costheta , 0.}; - Float_t pos5[3]={offset*sinphi , offset*costheta*cosphi, -offset*sinphi}; - Float_t pos6[3]={0. , offset*cosphi , -offset*sinphi}; - Float_t pos7[3]={ -offset*sinphi , offset*costheta*cosphi, -offset*sinphi}; - - + for(int i=1;i<=kNCH;i++){ top->cd(); - //Float_t pos1[3]={0,471.8999,165.2599}; - //Chamber(0).SetChamberTransform(pos1[0],pos1[1],pos1[2], - //new TRotMatrix("rot993","rot993",90,0,70.69,90,19.30999,-90); - node = new TNode("RICH1","RICH1","S_RICH",pos1[0],pos1[1],pos1[2],"rot993"); - node->SetLineColor(kColorRICH); + node = new TNode(Form("RICH%i",i),Form("RICH%i",i),"S_RICH",C(i)->X(),C(i)->Y(),C(i)->Z(),C(i)->RotMatrixName()); + node->SetLineColor(kRed); node->cd(); - subnode = new TNode("PHOTO1","PHOTO1","PHOTO",padplane_width + segmentation->DeadZone(),5,padplane_length/2 + segmentation->DeadZone()/2,""); + subnode = new TNode("PHOTO1","PHOTO1","PHOTO",wid+P()->DeadZone(),5,len/2+P()->DeadZone()/2,""); subnode->SetLineColor(kGreen); fNodes->Add(subnode); - subnode = new TNode("PHOTO1","PHOTO1","PHOTO",0,5,padplane_length/2 + segmentation->DeadZone()/2,""); + subnode = new TNode("PHOTO1","PHOTO1","PHOTO",0,5,len/2+P()->DeadZone()/2,""); subnode->SetLineColor(kGreen); fNodes->Add(subnode); - subnode = new TNode("PHOTO1","PHOTO1","PHOTO",-padplane_width - segmentation->DeadZone(),5,padplane_length/2 + segmentation->DeadZone()/2,""); + subnode = new TNode("PHOTO1","PHOTO1","PHOTO",-wid-P()->DeadZone(),5,len/2+P()->DeadZone()/2,""); subnode->SetLineColor(kGreen); fNodes->Add(subnode); - subnode = new TNode("PHOTO1","PHOTO1","PHOTO",padplane_width + segmentation->DeadZone(),5,-padplane_length/2 - segmentation->DeadZone()/2,""); + subnode = new TNode("PHOTO1","PHOTO1","PHOTO",wid+P()->DeadZone(),5,-len/2-P()->DeadZone()/2,""); subnode->SetLineColor(kGreen); fNodes->Add(subnode); - subnode = new TNode("PHOTO1","PHOTO1","PHOTO",0,5,-padplane_length/2 - segmentation->DeadZone()/2,""); + subnode = new TNode("PHOTO1","PHOTO1","PHOTO",0,5,-len/2 -P()->DeadZone()/2,""); subnode->SetLineColor(kGreen); fNodes->Add(subnode); - subnode = new TNode("PHOTO1","PHOTO1","PHOTO",-padplane_width - segmentation->DeadZone(),5,-padplane_length/2 - segmentation->DeadZone()/2,""); + subnode = new TNode("PHOTO1","PHOTO1","PHOTO",-wid-P()->DeadZone(),5,-len/2 - P()->DeadZone()/2,""); subnode->SetLineColor(kGreen); fNodes->Add(subnode); fNodes->Add(node); + } + if(GetDebug())Info("BuildGeometry","Stop."); +}//void AliRICH::BuildGeometry() +//______________________________________________________________________________ +void AliRICH::CreateMaterials() +{ + // + // *** DEFINITION OF AVAILABLE RICH MATERIALS *** + +#include "Opticals.h" + + Float_t a=0,z=0,den=0,radl=0,absl=0; + Float_t tmaxfd=-10.0, deemax=-0.2, stemax=-0.1,epsil=0.001, stmin=-0.001; + Int_t isxfld = gAlice->Field()->Integ(); + Float_t sxmgmx = gAlice->Field()->Max(); + + AliMaterial( 1, "Air $",a=14.61,z=7.3, den=0.001205,radl=30420.0,absl=67500);//(Air) + AliMedium(1, "DEFAULT MEDIUM AIR$", 1, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin); + + AliMaterial( 6, "HON", a=12.01,z=6.0, den=0.1, radl=18.8, absl=0); //(C)-equivalent radl + AliMedium(2, "HONEYCOMB$", 6, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin); + + AliMaterial(16, "CSI", a=12.01,z=6.0, den=0.1, radl=18.8, absl=0); //CsI-radl equivalent + AliMedium(kCSI, "CSI$", 16, 1, isxfld, sxmgmx,tmaxfd, stemax, deemax, epsil, stmin); + + AliMaterial(11, "GRI", a=63.54,z=29.0,den=8.96, radl=1.43, absl=0); //anode grid (Cu) + AliMedium(7, "GRID$", 11, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin); + + AliMaterial(50, "ALUM", a=26.98,z=13.0,den=2.7, radl=8.9, absl=0); //aluminium sheet (Al) + AliMedium(10, "ALUMINUM$", 50, 1, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin); + + AliMaterial(31, "COPPER$", a=63.54,z=29.0,den=8.96, radl=1.4, absl=0); //(Cu) + AliMedium(12, "PCB_COPPER", 31, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin); + + Float_t aQuartz[2]={28.09,16.0}; Float_t zQuartz[2]={14.00, 8.0}; Float_t wmatQuartz[2]={1,2}; + AliMixture (20, "QUA",aQuartz,zQuartz,den=2.64,-2, wmatQuartz);//Quarz (SiO2) - trasnparent + AliMedium(3, "QUARTZ$", 20, 1, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin); + + AliMixture (21, "QUAO",aQuartz, zQuartz, den=2.64, -2, wmatQuartz);//Quarz (SiO2) - opaque + AliMedium(8, "QUARTZO$", 21, 1, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin); + + Float_t aFreon[2]={12,19}; Float_t zFreon[2]={6,9}; Float_t wmatFreon[2]={6,14}; + AliMixture (30, "FRE",aFreon,zFreon,den=1.7,-2,wmatFreon);//Freon (C6F14) + AliMedium(4, "FREON$", 30, 1, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin); + + Float_t aMethane[2]={12.01,1}; Float_t zMethane[2]={6,1}; Float_t wmatMethane[2]={1,4}; + AliMixture (40, "MET", aMethane, zMethane, den=7.17e-4,-2, wmatMethane);//methane (CH4) + AliMedium(5, "METHANE$", 40, 1, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin); + + AliMixture (41, "METG", aMethane, zMethane, den=7.17e-4, -2, wmatMethane); + AliMedium(kGAP, "GAP$", 41, 1, isxfld, sxmgmx,tmaxfd, 0.1, -deemax, epsil, -stmin); + + Float_t aGlass[5]={12.01, 28.09, 16., 10.8, 23.}; + Float_t zGlass[5]={ 6., 14., 8., 5., 11.}; + Float_t wGlass[5]={ 0.5, 0.105, 0.355, 0.03, 0.01}; + AliMixture (32, "GLASS",aGlass, zGlass, den=1.74, 5, wGlass);//Glass 50%C+10.5%Si+35.5%O+3% + 1% + AliMedium(11, "GLASS", 32, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin); + + Int_t *idtmed = fIdtmed->GetArray()-999; + gMC->SetCerenkov(idtmed[1000], kNbins, aPckov, aAbsCH4, aQeAll, aIdxCH4); + gMC->SetCerenkov(idtmed[1001], kNbins, aPckov, aAbsCH4, aQeAll, aIdxCH4); + gMC->SetCerenkov(idtmed[1002], kNbins, aPckov, aAbsSiO2, aQeAll, aIdxSiO2); + gMC->SetCerenkov(idtmed[1003], kNbins, aPckov, aAbsC6F14, aQeAll, aIdxC6F14); + gMC->SetCerenkov(idtmed[1004], kNbins, aPckov, aAbsCH4, aQeAll, aIdxCH4); + gMC->SetCerenkov(idtmed[1005], kNbins, aPckov, aAbsCsI, aQeCsI, aIdxCH4); + gMC->SetCerenkov(idtmed[1006], kNbins, aPckov, aAbsGrid, aQeAll, aIdxGrid); + gMC->SetCerenkov(idtmed[1007], kNbins, aPckov, aAbsOpSiO2, aQeAll, aIdxOpSiO2); + gMC->SetCerenkov(idtmed[1008], kNbins, aPckov, aAbsCH4, aQeAll, aIdxCH4); + gMC->SetCerenkov(idtmed[1009], kNbins, aPckov, aAbsGrid, aQeAll, aIdxGrid); + gMC->SetCerenkov(idtmed[1010], kNbins, aPckov, aAbsOpSiO2, aQeAll, aIdxOpSiO2); + +}//void AliRICH::CreateMaterials() +//__________________________________________________________________________________________________ +Float_t AliRICH::Fresnel(Float_t ene,Float_t pdoti, Bool_t pola)const +{ - top->cd(); - //Float_t pos2[3]={171,470,0}; - //Chamber(1).SetChamberTransform(pos2[0],pos2[1],pos2[2], - //new TRotMatrix("rot994","rot994",90,-20,90,70,0,0); - node = new TNode("RICH2","RICH2","S_RICH",pos2[0],pos2[1],pos2[2],"rot994"); - node->SetLineColor(kColorRICH); - node->cd(); - subnode = new TNode("PHOTO1","PHOTO1","PHOTO",padplane_width + segmentation->DeadZone(),5,padplane_length/2 + segmentation->DeadZone()/2,""); - subnode->SetLineColor(kGreen); - fNodes->Add(subnode); - subnode = new TNode("PHOTO1","PHOTO1","PHOTO",0,5,padplane_length/2 + segmentation->DeadZone()/2,""); - subnode->SetLineColor(kGreen); - fNodes->Add(subnode); - subnode = new TNode("PHOTO1","PHOTO1","PHOTO",-padplane_width - segmentation->DeadZone(),5,padplane_length/2 + segmentation->DeadZone()/2,""); - subnode->SetLineColor(kGreen); - fNodes->Add(subnode); - subnode = new TNode("PHOTO1","PHOTO1","PHOTO",padplane_width + segmentation->DeadZone(),5,-padplane_length/2 - segmentation->DeadZone()/2,""); - subnode->SetLineColor(kGreen); - fNodes->Add(subnode); - subnode = new TNode("PHOTO1","PHOTO1","PHOTO",0,5,-padplane_length/2 - segmentation->DeadZone()/2,""); - subnode->SetLineColor(kGreen); - fNodes->Add(subnode); - subnode = new TNode("PHOTO1","PHOTO1","PHOTO",-padplane_width - segmentation->DeadZone(),5,-padplane_length/2 - segmentation->DeadZone()/2,""); - subnode->SetLineColor(kGreen); - fNodes->Add(subnode); - fNodes->Add(node); + //ENE(EV), PDOTI=COS(INC.ANG.), PDOTR=COS(POL.PLANE ROT.ANG.) + + Float_t en[36] = {5.0,5.1,5.2,5.3,5.4,5.5,5.6,5.7,5.8,5.9,6.0,6.1,6.2, + 6.3,6.4,6.5,6.6,6.7,6.8,6.9,7.0,7.1,7.2,7.3,7.4,7.5,7.6,7.7, + 7.8,7.9,8.0,8.1,8.2,8.3,8.4,8.5}; + Float_t csin[36] = {2.14,2.21,2.33,2.48,2.76,2.97,2.99,2.59,2.81,3.05, + 2.86,2.53,2.55,2.66,2.79,2.96,3.18,3.05,2.84,2.81,2.38,2.11, + 2.01,2.13,2.39,2.73,3.08,3.15,2.95,2.73,2.56,2.41,2.12,1.95, + 1.72,1.53}; + Float_t csik[36] = {0.,0.,0.,0.,0.,0.196,0.408,0.208,0.118,0.49,0.784,0.543, + 0.424,0.404,0.371,0.514,0.922,1.102,1.139,1.376,1.461,1.253,0.878, + 0.69,0.612,0.649,0.824,1.347,1.571,1.678,1.763,1.857,1.824,1.824, + 1.714,1.498}; + Float_t xe=ene; + Int_t j=Int_t(xe*10)-49; + Float_t cn=csin[j]+((csin[j+1]-csin[j])/0.1)*(xe-en[j]); + Float_t ck=csik[j]+((csik[j+1]-csik[j])/0.1)*(xe-en[j]); + //FORMULAE FROM HANDBOOK OF OPTICS, 33.23 OR + //W.R. HUNTER, J.O.S.A. 54 (1964),15 , J.O.S.A. 55(1965),1197 - top->cd(); - //Float_t pos3[3]={0,500,0}; - //Chamber(2).SetChamberTransform(pos3[0],pos3[1],pos3[2], - //new TRotMatrix("rot995","rot995",90,0,90,90,0,0); - node = new TNode("RICH3","RICH3","S_RICH",pos3[0],pos3[1],pos3[2],"rot995"); - node->SetLineColor(kColorRICH); - node->cd(); - subnode = new TNode("PHOTO1","PHOTO1","PHOTO",padplane_width + segmentation->DeadZone(),5,padplane_length/2 + segmentation->DeadZone()/2,""); - subnode->SetLineColor(kGreen); - fNodes->Add(subnode); - subnode = new TNode("PHOTO1","PHOTO1","PHOTO",0,5,padplane_length/2 + segmentation->DeadZone()/2,""); - subnode->SetLineColor(kGreen); - fNodes->Add(subnode); - subnode = new TNode("PHOTO1","PHOTO1","PHOTO",-padplane_width - segmentation->DeadZone(),5,padplane_length/2 + segmentation->DeadZone()/2,""); - subnode->SetLineColor(kGreen); - fNodes->Add(subnode); - subnode = new TNode("PHOTO1","PHOTO1","PHOTO",padplane_width + segmentation->DeadZone(),5,-padplane_length/2 - segmentation->DeadZone()/2,""); - subnode->SetLineColor(kGreen); - fNodes->Add(subnode); - subnode = new TNode("PHOTO1","PHOTO1","PHOTO",0,5,-padplane_length/2 - segmentation->DeadZone()/2,""); - subnode->SetLineColor(kGreen); - fNodes->Add(subnode); - subnode = new TNode("PHOTO1","PHOTO1","PHOTO",-padplane_width - segmentation->DeadZone(),5,-padplane_length/2 - segmentation->DeadZone()/2,""); - subnode->SetLineColor(kGreen); - fNodes->Add(subnode); - fNodes->Add(node); - - top->cd(); - //Float_t pos4[3]={-171,470,0}; - //Chamber(3).SetChamberTransform(pos4[0],pos4[1],pos4[2], - //new TRotMatrix("rot996","rot996",90,20,90,110,0,0); - node = new TNode("RICH4","RICH4","S_RICH",pos4[0],pos4[1],pos4[2],"rot996"); - node->SetLineColor(kColorRICH); - node->cd(); - subnode = new TNode("PHOTO1","PHOTO1","PHOTO",padplane_width + segmentation->DeadZone(),5,padplane_length/2 + segmentation->DeadZone()/2,""); - subnode->SetLineColor(kGreen); - fNodes->Add(subnode); - subnode = new TNode("PHOTO1","PHOTO1","PHOTO",0,5,padplane_length/2 + segmentation->DeadZone()/2,""); - subnode->SetLineColor(kGreen); - fNodes->Add(subnode); - subnode = new TNode("PHOTO1","PHOTO1","PHOTO",-padplane_width - segmentation->DeadZone(),5,padplane_length/2 + segmentation->DeadZone()/2,""); - subnode->SetLineColor(kGreen); - fNodes->Add(subnode); - subnode = new TNode("PHOTO1","PHOTO1","PHOTO",padplane_width + segmentation->DeadZone(),5,-padplane_length/2 - segmentation->DeadZone()/2,""); - subnode->SetLineColor(kGreen); - fNodes->Add(subnode); - subnode = new TNode("PHOTO1","PHOTO1","PHOTO",0,5,-padplane_length/2 - segmentation->DeadZone()/2,""); - subnode->SetLineColor(kGreen); - fNodes->Add(subnode); - subnode = new TNode("PHOTO1","PHOTO1","PHOTO",-padplane_width - segmentation->DeadZone(),5,-padplane_length/2 - segmentation->DeadZone()/2,""); - subnode->SetLineColor(kGreen); - fNodes->Add(subnode); - fNodes->Add(node); - - - top->cd(); - //Float_t pos5[3]={161.3999,443.3999,-165.3}; - //Chamber(4).SetChamberTransform(pos5[0],pos5[1],pos5[2], - //new TRotMatrix("rot997","rot997",90,340,108.1999,70,18.2,70); - node = new TNode("RICH5","RICH5","S_RICH",pos5[0],pos5[1],pos5[2],"rot997"); - node->SetLineColor(kColorRICH); - node->cd(); - subnode = new TNode("PHOTO1","PHOTO1","PHOTO",padplane_width + segmentation->DeadZone(),5,padplane_length/2 + segmentation->DeadZone()/2,""); - subnode->SetLineColor(kGreen); - fNodes->Add(subnode); - subnode = new TNode("PHOTO1","PHOTO1","PHOTO",0,5,padplane_length/2 + segmentation->DeadZone()/2,""); - subnode->SetLineColor(kGreen); - fNodes->Add(subnode); - subnode = new TNode("PHOTO1","PHOTO1","PHOTO",-padplane_width - segmentation->DeadZone(),5,padplane_length/2 + segmentation->DeadZone()/2,""); - subnode->SetLineColor(kGreen); - fNodes->Add(subnode); - subnode = new TNode("PHOTO1","PHOTO1","PHOTO",padplane_width + segmentation->DeadZone(),5,-padplane_length/2 - segmentation->DeadZone()/2,""); - subnode->SetLineColor(kGreen); - fNodes->Add(subnode); - subnode = new TNode("PHOTO1","PHOTO1","PHOTO",0,5,-padplane_length/2 - segmentation->DeadZone()/2,""); - subnode->SetLineColor(kGreen); - fNodes->Add(subnode); - subnode = new TNode("PHOTO1","PHOTO1","PHOTO",-padplane_width - segmentation->DeadZone(),5,-padplane_length/2 - segmentation->DeadZone()/2,""); - subnode->SetLineColor(kGreen); - fNodes->Add(subnode); - fNodes->Add(node); - - - top->cd(); - //Float_t pos6[3]={0., 471.9, -165.3,}; - //Chamber(5).SetChamberTransform(pos6[0],pos6[1],pos6[2], - //new TRotMatrix("rot998","rot998",90,0,109.3099,90,19.30999,90); - node = new TNode("RICH6","RICH6","S_RICH",pos6[0],pos6[1],pos6[2],"rot998"); - node->SetLineColor(kColorRICH); - fNodes->Add(node);node->cd(); - subnode = new TNode("PHOTO1","PHOTO1","PHOTO",padplane_width + segmentation->DeadZone(),5,padplane_length/2 + segmentation->DeadZone()/2,""); - subnode->SetLineColor(kGreen); - fNodes->Add(subnode); - subnode = new TNode("PHOTO1","PHOTO1","PHOTO",0,5,padplane_length/2 + segmentation->DeadZone()/2,""); - subnode->SetLineColor(kGreen); - fNodes->Add(subnode); - subnode = new TNode("PHOTO1","PHOTO1","PHOTO",-padplane_width - segmentation->DeadZone(),5,padplane_length/2 + segmentation->DeadZone()/2,""); - subnode->SetLineColor(kGreen); - fNodes->Add(subnode); - subnode = new TNode("PHOTO1","PHOTO1","PHOTO",padplane_width + segmentation->DeadZone(),5,-padplane_length/2 - segmentation->DeadZone()/2,""); - subnode->SetLineColor(kGreen); - fNodes->Add(subnode); - subnode = new TNode("PHOTO1","PHOTO1","PHOTO",0,5,-padplane_length/2 - segmentation->DeadZone()/2,""); - subnode->SetLineColor(kGreen); - fNodes->Add(subnode); - subnode = new TNode("PHOTO1","PHOTO1","PHOTO",-padplane_width - segmentation->DeadZone(),5,-padplane_length/2 - segmentation->DeadZone()/2,""); - subnode->SetLineColor(kGreen); - fNodes->Add(subnode); - - - top->cd(); - //Float_t pos7[3]={-161.399,443.3999,-165.3}; - //Chamber(6).SetChamberTransform(pos7[0],pos7[1],pos7[2], - //new TRotMatrix("rot999","rot999",90,20,108.1999,110,18.2,110); - node = new TNode("RICH7","RICH7","S_RICH",pos7[0],pos7[1],pos7[2],"rot999"); - node->SetLineColor(kColorRICH); - node->cd(); - subnode = new TNode("PHOTO1","PHOTO1","PHOTO",padplane_width + segmentation->DeadZone(),5,padplane_length/2 + segmentation->DeadZone()/2,""); - subnode->SetLineColor(kGreen); - fNodes->Add(subnode); - subnode = new TNode("PHOTO1","PHOTO1","PHOTO",0,5,padplane_length/2 + segmentation->DeadZone()/2,""); - subnode->SetLineColor(kGreen); - fNodes->Add(subnode); - subnode = new TNode("PHOTO1","PHOTO1","PHOTO",-padplane_width - segmentation->DeadZone(),5,padplane_length/2 + segmentation->DeadZone()/2,""); - subnode->SetLineColor(kGreen); - fNodes->Add(subnode); - subnode = new TNode("PHOTO1","PHOTO1","PHOTO",padplane_width + segmentation->DeadZone(),5,-padplane_length/2 - segmentation->DeadZone()/2,""); - subnode->SetLineColor(kGreen); - fNodes->Add(subnode); - subnode = new TNode("PHOTO1","PHOTO1","PHOTO",0,5,-padplane_length/2 - segmentation->DeadZone()/2,""); - subnode->SetLineColor(kGreen); - fNodes->Add(subnode); - subnode = new TNode("PHOTO1","PHOTO1","PHOTO",-padplane_width - segmentation->DeadZone(),5,-padplane_length/2 - segmentation->DeadZone()/2,""); - subnode->SetLineColor(kGreen); - fNodes->Add(subnode); - fNodes->Add(node); - -} - -//___________________________________________ -void AliRICH::CreateGeometry() -{ - // - // Create the geometry for RICH version 1 - // - // Modified by: N. Colonna (INFN - BARI, Nicola.Colonna@ba.infn.it) - // R.A. Fini (INFN - BARI, Rosanna.Fini@ba.infn.it) - // R.A. Loconsole (Bari University, loco@riscom.ba.infn.it) - // - //Begin_Html - /* - - */ - //End_Html - //Begin_Html - /* - - */ - //End_Html - - AliRICH *pRICH = (AliRICH *) gAlice->GetDetector("RICH"); - AliRICHSegmentationV0* segmentation; - AliRICHGeometry* geometry; - AliRICHChamber* iChamber; - - iChamber = &(pRICH->Chamber(0)); - segmentation=(AliRICHSegmentationV0*) iChamber->GetSegmentationModel(); - geometry=iChamber->GetGeometryModel(); - - Float_t distance; - distance = geometry->GetFreonThickness()/2 + geometry->GetQuartzThickness() + geometry->GetGapThickness(); - geometry->SetRadiatorToPads(distance); - - //Opaque quartz thickness - Float_t oqua_thickness = .5; - //CsI dimensions - - //Float_t csi_length = 160*.8 + 2.6; - //Float_t csi_width = 144*.84 + 2*2.6; - - Float_t csi_width = segmentation->Npx()*segmentation->Dpx() + segmentation->DeadZone(); - Float_t csi_length = segmentation->Npy()*segmentation->Dpy() + 2*segmentation->DeadZone(); - - //printf("\n\n\n\n\n In CreateGeometry() npx: %d, npy: %d, dpx: %f, dpy:%f deadzone: %f \n\n\n\n\n\n",segmentation->Npx(),segmentation->Npy(),segmentation->Dpx(),segmentation->Dpy(),segmentation->DeadZone()); - - Int_t *idtmed = fIdtmed->GetArray()-999; - - Int_t i; - Float_t zs; - Int_t idrotm[1099]; - Float_t par[3]; - - // --- Define the RICH detector - // External aluminium box - par[0] = 68.8; - par[1] = 13; //Original Settings - par[2] = 70.86; - /*par[0] = 73.15; - par[1] = 11.5; - par[2] = 71.1;*/ - gMC->Gsvolu("RICH", "BOX ", idtmed[1009], par, 3); - - // Air - par[0] = 66.3; - par[1] = 13; //Original Settings - par[2] = 68.35; - /*par[0] = 66.55; - par[1] = 11.5; - par[2] = 64.8;*/ - gMC->Gsvolu("SRIC", "BOX ", idtmed[1000], par, 3); - - // Air 2 (cutting the lower part of the box) - - par[0] = 1.25; - par[1] = 3; //Original Settings - par[2] = 70.86; - gMC->Gsvolu("AIR2", "BOX ", idtmed[1000], par, 3); - - // Air 3 (cutting the lower part of the box) - - par[0] = 66.3; - par[1] = 3; //Original Settings - par[2] = 1.2505; - gMC->Gsvolu("AIR3", "BOX ", idtmed[1000], par, 3); - - // Honeycomb - par[0] = 66.3; - par[1] = .188; //Original Settings - par[2] = 68.35; - /*par[0] = 66.55; - par[1] = .188; - par[2] = 63.1;*/ - gMC->Gsvolu("HONE", "BOX ", idtmed[1001], par, 3); - - // Aluminium sheet - par[0] = 66.3; - par[1] = .025; //Original Settings - par[2] = 68.35; - /*par[0] = 66.5; - par[1] = .025; - par[2] = 63.1;*/ - gMC->Gsvolu("ALUM", "BOX ", idtmed[1009], par, 3); - - // Quartz - par[0] = geometry->GetQuartzWidth()/2; - par[1] = geometry->GetQuartzThickness()/2; - par[2] = geometry->GetQuartzLength()/2; - /*par[0] = 63.1; - par[1] = .25; //Original Settings - par[2] = 65.5;*/ - /*par[0] = geometry->GetQuartzWidth()/2; - par[1] = geometry->GetQuartzThickness()/2; - par[2] = geometry->GetQuartzLength()/2;*/ - //printf("\n\n\n\n\n\n\n\\n\n\n\n Gap Thickness: %f %f %f\n\n\n\n\n\n\n\n\n\n\n\n\n\n",par[0],par[1],par[2]); - gMC->Gsvolu("QUAR", "BOX ", idtmed[1002], par, 3); - - // Spacers (cylinders) - par[0] = 0.; - par[1] = .5; - par[2] = geometry->GetFreonThickness()/2; - gMC->Gsvolu("SPAC", "TUBE", idtmed[1002], par, 3); - - // Feet (freon slabs supports) - - par[0] = .7; - par[1] = .3; - par[2] = 1.9; - gMC->Gsvolu("FOOT", "BOX", idtmed[1009], par, 3); - - // Opaque quartz - par[0] = geometry->GetQuartzWidth()/2; - par[1] = .2; - par[2] = geometry->GetQuartzLength()/2; - /*par[0] = 61.95; - par[1] = .2; //Original Settings - par[2] = 66.5;*/ - /*par[0] = 66.5; - par[1] = .2; - par[2] = 61.95;*/ - gMC->Gsvolu("OQUA", "BOX ", idtmed[1007], par, 3); - - // Frame of opaque quartz - par[0] = geometry->GetOuterFreonWidth()/2; - //+ oqua_thickness; - par[1] = geometry->GetFreonThickness()/2; - par[2] = geometry->GetOuterFreonLength()/2; - //+ oqua_thickness; - /*par[0] = 20.65; - par[1] = .5; //Original Settings - par[2] = 66.5;*/ - /*par[0] = 66.5; - par[1] = .5; - par[2] = 20.65;*/ - gMC->Gsvolu("OQF1", "BOX ", idtmed[1007], par, 3); - - par[0] = geometry->GetInnerFreonWidth()/2; - par[1] = geometry->GetFreonThickness()/2; - par[2] = geometry->GetInnerFreonLength()/2; - gMC->Gsvolu("OQF2", "BOX ", idtmed[1007], par, 3); - - // Little bar of opaque quartz - //par[0] = .275; - //par[1] = geometry->GetQuartzThickness()/2; - //par[2] = geometry->GetInnerFreonLength()/2 - 2.4; - //par[2] = geometry->GetInnerFreonLength()/2; - //+ oqua_thickness; - /*par[0] = .275; - par[1] = .25; //Original Settings - par[2] = 63.1;*/ - /*par[0] = 63.1; - par[1] = .25; - par[2] = .275;*/ - //gMC->Gsvolu("BARR", "BOX ", idtmed[1007], par, 3); - - // Freon - par[0] = geometry->GetOuterFreonWidth()/2 - oqua_thickness; - par[1] = geometry->GetFreonThickness()/2; - par[2] = geometry->GetOuterFreonLength()/2 - 2*oqua_thickness; - /*par[0] = 20.15; - par[1] = .5; //Original Settings - par[2] = 65.5;*/ - /*par[0] = 65.5; - par[1] = .5; - par[2] = 20.15;*/ - gMC->Gsvolu("FRE1", "BOX ", idtmed[1003], par, 3); - - par[0] = geometry->GetInnerFreonWidth()/2 - oqua_thickness; - par[1] = geometry->GetFreonThickness()/2; - par[2] = geometry->GetInnerFreonLength()/2 - 2*oqua_thickness; - gMC->Gsvolu("FRE2", "BOX ", idtmed[1003], par, 3); - - // Methane - //par[0] = 64.8; - par[0] = csi_width/2; - par[1] = geometry->GetGapThickness()/2; - //printf("\n\n\n\n\n\n\n\\n\n\n\n Gap Thickness: %f\n\n\n\n\n\n\n\n\n\n\n\n\n\n",par[1]); - //par[2] = 64.8; - par[2] = csi_length/2; - gMC->Gsvolu("META", "BOX ", idtmed[1004], par, 3); - - // Methane gap - //par[0] = 64.8; - par[0] = csi_width/2; - par[1] = geometry->GetProximityGapThickness()/2; - //printf("\n\n\n\n\n\n\n\\n\n\n\n Gap Thickness: %f\n\n\n\n\n\n\n\n\n\n\n\n\n\n",par[1]); - //par[2] = 64.8; - par[2] = csi_length/2; - gMC->Gsvolu("GAP ", "BOX ", idtmed[1008], par, 3); - - // CsI photocathode - //par[0] = 64.8; - par[0] = csi_width/2; - par[1] = .25; - //par[2] = 64.8; - par[2] = csi_length/2; - gMC->Gsvolu("CSI ", "BOX ", idtmed[1005], par, 3); - - // Anode grid - par[0] = 0.; - par[1] = .001; - par[2] = 20.; - gMC->Gsvolu("GRID", "TUBE", idtmed[1006], par, 3); - - // Wire supports - // Bar of metal - - par[0] = csi_width/2; - par[1] = 1.05; - par[2] = 1.05; - gMC->Gsvolu("WSMe", "BOX ", idtmed[1009], par, 3); - - // Ceramic pick up (base) - - par[0] = csi_width/2; - par[1] = .25; - par[2] = 1.05; - gMC->Gsvolu("WSG1", "BOX ", idtmed[1010], par, 3); - - // Ceramic pick up (head) - - par[0] = csi_width/2; - par[1] = .1; - par[2] = .1; - gMC->Gsvolu("WSG2", "BOX ", idtmed[1010], par, 3); - - // Aluminium supports for methane and CsI - // Short bar - - par[0] = csi_width/2; - par[1] = geometry->GetGapThickness()/2 + .25; - par[2] = (68.35 - csi_length/2)/2; - gMC->Gsvolu("SMSH", "BOX", idtmed[1009], par, 3); - - // Long bar - - par[0] = (66.3 - csi_width/2)/2; - par[1] = geometry->GetGapThickness()/2 + .25; - par[2] = csi_length/2 + 68.35 - csi_length/2; - gMC->Gsvolu("SMLG", "BOX", idtmed[1009], par, 3); - - // Aluminium supports for freon - // Short bar - - par[0] = geometry->GetQuartzWidth()/2; - par[1] = .3; - par[2] = (68.35 - geometry->GetQuartzLength()/2)/2; - gMC->Gsvolu("SFSH", "BOX", idtmed[1009], par, 3); - - // Long bar - - par[0] = (66.3 - geometry->GetQuartzWidth()/2)/2; - par[1] = .3; - par[2] = geometry->GetQuartzLength()/2 + 68.35 - geometry->GetQuartzLength()/2; - gMC->Gsvolu("SFLG", "BOX", idtmed[1009], par, 3); - - // PCB backplane - - par[0] = csi_width/2; - par[1] = .25; - par[2] = csi_length/4 -.5025; - gMC->Gsvolu("PCB ", "BOX", idtmed[1011], par, 3); - - - // Backplane supports - - // Aluminium slab - - par[0] = 33.15; - par[1] = 2; - par[2] = 21.65; - gMC->Gsvolu("BACK", "BOX", idtmed[1009], par, 3); - - // Big hole - - par[0] = 9.05; - par[1] = 2; - par[2] = 4.4625; - gMC->Gsvolu("BKHL", "BOX", idtmed[1000], par, 3); - - // Small hole - - par[0] = 5.7; - par[1] = 2; - par[2] = 4.4625; - gMC->Gsvolu("BKHS", "BOX", idtmed[1000], par, 3); - - // Place holes inside backplane support - - gMC->Gspos("BKHS", 1, "BACK", .8 + 5.7,0., .6 + 4.4625, 0, "ONLY"); - gMC->Gspos("BKHS", 2, "BACK", -.8 - 5.7,0., .6 + 4.4625, 0, "ONLY"); - gMC->Gspos("BKHS", 3, "BACK", .8 + 5.7,0., -.6 - 4.4625, 0, "ONLY"); - gMC->Gspos("BKHS", 4, "BACK", -.8 - 5.7,0., -.6 - 4.4625, 0, "ONLY"); - gMC->Gspos("BKHS", 5, "BACK", .8 + 5.7,0., .6 + 8.925 + 1.2 + 4.4625, 0, "ONLY"); - gMC->Gspos("BKHS", 6, "BACK", -.8 - 5.7,0., .6 + 8.925 + 1.2 + 4.4625, 0, "ONLY"); - gMC->Gspos("BKHS", 7, "BACK", .8 + 5.7,0., -.6 - 8.925 - 1.2 - 4.4625, 0, "ONLY"); - gMC->Gspos("BKHS", 8, "BACK", -.8 - 5.7,0., -.6 - 8.925 - 1.2 - 4.4625, 0, "ONLY"); - gMC->Gspos("BKHL", 1, "BACK", .8 + 11.4 + 1.6 + 9.05, 0., .6 + 4.4625, 0, "ONLY"); - gMC->Gspos("BKHL", 2, "BACK", -.8 - 11.4 - 1.6 - 9.05, 0., .6 + 4.4625, 0, "ONLY"); - gMC->Gspos("BKHL", 3, "BACK", .8 + 11.4 + 1.6 + 9.05, 0., -.6 - 4.4625, 0, "ONLY"); - gMC->Gspos("BKHL", 4, "BACK", -.8 - 11.4 - 1.6 - 9.05, 0., -.6 - 4.4625, 0, "ONLY"); - gMC->Gspos("BKHL", 5, "BACK", .8 + 11.4+ 1.6 + 9.05, 0., .6 + 8.925 + 1.2 + 4.4625, 0, "ONLY"); - gMC->Gspos("BKHL", 6, "BACK", -.8 - 11.4 - 1.6 - 9.05, 0., .6 + 8.925 + 1.2 + 4.4625, 0, "ONLY"); - gMC->Gspos("BKHL", 7, "BACK", .8 + 11.4 + 1.6 + 9.05, 0., -.6 - 8.925 - 1.2 - 4.4625, 0, "ONLY"); - gMC->Gspos("BKHL", 8, "BACK", -.8 - 11.4 - 1.6 - 9.05, 0., -.6 - 8.925 - 1.2 - 4.4625, 0, "ONLY"); - - - - // --- Places the detectors defined with GSVOLU - // Place material inside RICH - gMC->Gspos("SRIC", 1, "RICH", 0.,0., 0., 0, "ONLY"); - gMC->Gspos("AIR2", 1, "RICH", 66.3 + 1.2505, 1.276 - geometry->GetGapThickness()/2 - geometry->GetQuartzThickness() - geometry->GetFreonThickness()- .4 - .6 - .05 - .376 -.5 - 3.35, 0., 0, "ONLY"); - gMC->Gspos("AIR2", 2, "RICH", -66.3 - 1.2505, 1.276 - geometry->GetGapThickness()/2 - geometry->GetQuartzThickness() - geometry->GetFreonThickness()- .4 - .6 - .05 - .376 -.5 - 3.35, 0., 0, "ONLY"); - gMC->Gspos("AIR3", 1, "RICH", 0., 1.276 - geometry->GetGapThickness()/2 - geometry->GetQuartzThickness() - geometry->GetFreonThickness()- .4 - .6 - .05 - .376 -.5 - 3.35, -68.35 - 1.25, 0, "ONLY"); - gMC->Gspos("AIR3", 2, "RICH", 0., 1.276 - geometry->GetGapThickness()/2 - geometry->GetQuartzThickness() - geometry->GetFreonThickness()- .4 - .6 - .05 - .376 -.5 - 3.35, 68.35 + 1.25, 0, "ONLY"); - - - gMC->Gspos("ALUM", 1, "SRIC", 0., 1.276 - geometry->GetGapThickness()/2 - geometry->GetQuartzThickness() - geometry->GetFreonThickness()- .4 - .6 - .05 - .376 -.025, 0., 0, "ONLY"); - gMC->Gspos("HONE", 1, "SRIC", 0., 1.276- geometry->GetGapThickness()/2 - geometry->GetQuartzThickness() - geometry->GetFreonThickness()- .4 - .6 - .05 - .188, 0., 0, "ONLY"); - gMC->Gspos("ALUM", 2, "SRIC", 0., 1.276 - geometry->GetGapThickness()/2 - geometry->GetQuartzThickness() - geometry->GetFreonThickness()- .4 - .6 - .025, 0., 0, "ONLY"); - gMC->Gspos("FOOT", 1, "SRIC", 64.95, 1.276 - geometry->GetGapThickness()/2 - geometry->GetQuartzThickness() - geometry->GetFreonThickness()- .4 - .3, 36.9, 0, "ONLY"); - gMC->Gspos("FOOT", 2, "SRIC", 21.65, 1.276 - geometry->GetGapThickness()/2 - geometry->GetQuartzThickness() - geometry->GetFreonThickness()- .4 - .3 , 36.9, 0, "ONLY"); - gMC->Gspos("FOOT", 3, "SRIC", -21.65, 1.276 - geometry->GetGapThickness()/2 - geometry->GetQuartzThickness() - geometry->GetFreonThickness()- .4 - .3, 36.9, 0, "ONLY"); - gMC->Gspos("FOOT", 4, "SRIC", -64.95, 1.276 - geometry->GetGapThickness()/2 - geometry->GetQuartzThickness() - geometry->GetFreonThickness()- .4 - .3, 36.9, 0, "ONLY"); - gMC->Gspos("FOOT", 5, "SRIC", 64.95, 1.276 - geometry->GetGapThickness()/2 - geometry->GetQuartzThickness() - geometry->GetFreonThickness()- .4 - .3, -36.9, 0, "ONLY"); - gMC->Gspos("FOOT", 6, "SRIC", 21.65, 1.276 - geometry->GetGapThickness()/2 - geometry->GetQuartzThickness() - geometry->GetFreonThickness()- .4 - .3, -36.9, 0, "ONLY"); - gMC->Gspos("FOOT", 7, "SRIC", -21.65, 1.276 - geometry->GetGapThickness()/2 - geometry->GetQuartzThickness() - geometry->GetFreonThickness()- .4 - .3, -36.9, 0, "ONLY"); - gMC->Gspos("FOOT", 8, "SRIC", -64.95, 1.276 - geometry->GetGapThickness()/2 - geometry->GetQuartzThickness() - geometry->GetFreonThickness()- .4 - .3, -36.9, 0, "ONLY"); - gMC->Gspos("OQUA", 1, "SRIC", 0., 1.276 - geometry->GetGapThickness()/2 - geometry->GetQuartzThickness() - geometry->GetFreonThickness()- .2, 0., 0, "ONLY"); - - // Supports placing - - // Methane supports - gMC->Gspos("SMLG", 1, "SRIC", csi_width/2 + (66.3 - csi_width/2)/2, 1.276 + .25, 0., 0, "ONLY"); - gMC->Gspos("SMLG", 2, "SRIC", - csi_width/2 - (66.3 - csi_width/2)/2, 1.276 + .25, 0., 0, "ONLY"); - gMC->Gspos("SMSH", 1, "SRIC", 0., 1.276 + .25, csi_length/2 + (68.35 - csi_length/2)/2, 0, "ONLY"); - gMC->Gspos("SMSH", 2, "SRIC", 0., 1.276 + .25, - csi_length/2 - (68.35 - csi_length/2)/2, 0, "ONLY"); - - //Freon supports - - Float_t supp_y = 1.276 - geometry->GetGapThickness()/2- geometry->GetQuartzThickness() -geometry->GetFreonThickness() - .2 + .3; //y position of freon supports - - gMC->Gspos("SFLG", 1, "SRIC", geometry->GetQuartzWidth()/2 + (66.3 - geometry->GetQuartzWidth()/2)/2, supp_y, 0., 0, "ONLY"); - gMC->Gspos("SFLG", 2, "SRIC", - geometry->GetQuartzWidth()/2 - (66.3 - geometry->GetQuartzWidth()/2)/2, supp_y, 0., 0, "ONLY"); - gMC->Gspos("SFSH", 1, "SRIC", 0., supp_y, geometry->GetQuartzLength()/2 + (68.35 - geometry->GetQuartzLength()/2)/2, 0, "ONLY"); - gMC->Gspos("SFSH", 2, "SRIC", 0., supp_y, - geometry->GetQuartzLength()/2 - (68.35 - geometry->GetQuartzLength()/2)/2, 0, "ONLY"); - - AliMatrix(idrotm[1019], 0., 0., 90., 0., 90., 90.); - - //Placing of the spacers inside the freon slabs - - Int_t nspacers = 30; - //printf("\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n Spacers:%d\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n",nspacers); - - //printf("Nspacers: %d", nspacers); - - for (i = 0; i < nspacers/3; i++) { - zs = -11.6/2 + (TMath::Abs(nspacers/6) - i) * 12.2; - gMC->Gspos("SPAC", i, "FRE1", 10.5, 0., zs, idrotm[1019], "ONLY"); //Original settings - } - - for (i = nspacers/3; i < (nspacers*2)/3; i++) { - zs = -11.6/2 + (nspacers/3 + TMath::Abs(nspacers/6) - i) * 12.2; - gMC->Gspos("SPAC", i, "FRE1", 0, 0., zs, idrotm[1019], "ONLY"); //Original settings - } - - for (i = (nspacers*2)/3; i < nspacers; ++i) { - zs = -11.6/2 + ((nspacers*2)/3 + TMath::Abs(nspacers/6) - i) * 12.2; - gMC->Gspos("SPAC", i, "FRE1", -10.5, 0., zs, idrotm[1019], "ONLY"); //Original settings - } - - for (i = 0; i < nspacers/3; i++) { - zs = -11.6/2 + (TMath::Abs(nspacers/6) - i) * 12.2; - gMC->Gspos("SPAC", i, "FRE2", 10.5, 0., zs, idrotm[1019], "ONLY"); //Original settings - } - - for (i = nspacers/3; i < (nspacers*2)/3; i++) { - zs = -11.6/2 + (nspacers/3 + TMath::Abs(nspacers/6) - i) * 12.2; - gMC->Gspos("SPAC", i, "FRE2", 0, 0., zs, idrotm[1019], "ONLY"); //Original settings - } - - for (i = (nspacers*2)/3; i < nspacers; ++i) { - zs = -11.6/2 + ((nspacers*2)/3 + TMath::Abs(nspacers/6) - i) * 12.2; - gMC->Gspos("SPAC", i, "FRE2", -10.5, 0., zs, idrotm[1019], "ONLY"); //Original settings - } - - - gMC->Gspos("FRE1", 1, "OQF1", 0., 0., 0., 0, "ONLY"); - gMC->Gspos("FRE2", 1, "OQF2", 0., 0., 0., 0, "ONLY"); - gMC->Gspos("OQF1", 1, "SRIC", geometry->GetOuterFreonWidth()/2 + geometry->GetInnerFreonWidth()/2 + 2, 1.276 - geometry->GetGapThickness()/2- geometry->GetQuartzThickness() -geometry->GetFreonThickness()/2, 0., 0, "ONLY"); //Original settings (31.3) -// printf("Opaque quartz in SRIC %f\n", 1.276 - geometry->GetGapThickness()/2- geometry->GetQuartzThickness() -geometry->GetFreonThickness()/2); - gMC->Gspos("OQF2", 2, "SRIC", 0., 1.276 - geometry->GetGapThickness()/2 - geometry->GetQuartzThickness() - geometry->GetFreonThickness()/2, 0., 0, "ONLY"); //Original settings - gMC->Gspos("OQF1", 3, "SRIC", - (geometry->GetOuterFreonWidth()/2 + geometry->GetInnerFreonWidth()/2) - 2, 1.276 - geometry->GetGapThickness()/2 - geometry->GetQuartzThickness() - geometry->GetFreonThickness()/2, 0., 0, "ONLY"); //Original settings (-31.3) - //gMC->Gspos("BARR", 1, "QUAR", - geometry->GetInnerFreonWidth()/2 - oqua_thickness, 0., 0., 0, "ONLY"); //Original settings (-21.65) - //gMC->Gspos("BARR", 2, "QUAR", geometry->GetInnerFreonWidth()/2 + oqua_thickness, 0., 0., 0, "ONLY"); //Original settings (21.65) - gMC->Gspos("QUAR", 1, "SRIC", 0., 1.276 - geometry->GetGapThickness()/2 - geometry->GetQuartzThickness()/2, 0., 0, "ONLY"); - gMC->Gspos("GAP ", 1, "META", 0., geometry->GetGapThickness()/2 - geometry->GetProximityGapThickness()/2 - 0.0001, 0., 0, "ONLY"); - gMC->Gspos("META", 1, "SRIC", 0., 1.276, 0., 0, "ONLY"); - gMC->Gspos("CSI ", 1, "SRIC", 0., 1.276 + geometry->GetGapThickness()/2 + .25, 0., 0, "ONLY"); - printf("CSI pos: %f\n",1.276 + geometry->GetGapThickness()/2 + .25); - - // Wire support placing - - gMC->Gspos("WSG2", 1, "GAP ", 0., geometry->GetProximityGapThickness()/2 - .1, 0., 0, "ONLY"); - gMC->Gspos("WSG1", 1, "CSI ", 0., 0., 0., 0, "ONLY"); - gMC->Gspos("WSMe", 1, "SRIC ", 0., 1.276 + geometry->GetGapThickness()/2 + .5 + 1.05, 0., 0, "ONLY"); - - // Backplane placing - - gMC->Gspos("BACK", 1, "SRIC ", -33.15, 1.276 + geometry->GetGapThickness()/2 + .5 + 2.1 + 2, 43.3, 0, "ONLY"); - gMC->Gspos("BACK", 2, "SRIC ", 33.15, 1.276 + geometry->GetGapThickness()/2 + .5 + 2.1 + 2 , 43.3, 0, "ONLY"); - gMC->Gspos("BACK", 3, "SRIC ", -33.15, 1.276 + geometry->GetGapThickness()/2 + .5 + 2.1 + 2, 0., 0, "ONLY"); - gMC->Gspos("BACK", 4, "SRIC ", 33.15, 1.276 + geometry->GetGapThickness()/2 + .5 + 2.1 + 2, 0., 0, "ONLY"); - gMC->Gspos("BACK", 5, "SRIC ", 33.15, 1.276 + geometry->GetGapThickness()/2 + .5 + 2.1 + 2, -43.3, 0, "ONLY"); - gMC->Gspos("BACK", 6, "SRIC ", -33.15, 1.276 + geometry->GetGapThickness()/2 + .5 + 2.1 + 2, -43.3, 0, "ONLY"); - - // PCB placing - - gMC->Gspos("PCB ", 1, "SRIC ", 0., 1.276 + geometry->GetGapThickness()/2 + .5 + 1.05, csi_width/4 + .5025 + 2.5, 0, "ONLY"); - gMC->Gspos("PCB ", 2, "SRIC ", 0., 1.276 + geometry->GetGapThickness()/2 + .5 + 1.05, -csi_width/4 - .5025 - 2.5, 0, "ONLY"); - - - - //printf("Position of the gap: %f to %f\n", 1.276 + geometry->GetGapThickness()/2 - geometry->GetProximityGapThickness()/2 - .2, 1.276 + geometry->GetGapThickness()/2 - geometry->GetProximityGapThickness()/2 + .2); - - // Place RICH inside ALICE apparatus - - /* old values - - AliMatrix(idrotm[1000], 90., 0., 70.69, 90., 19.31, -90.); - AliMatrix(idrotm[1001], 90., -20., 90., 70., 0., 0.); - AliMatrix(idrotm[1002], 90., 0., 90., 90., 0., 0.); - AliMatrix(idrotm[1003], 90., 20., 90., 110., 0., 0.); - AliMatrix(idrotm[1004], 90., 340., 108.2, 70., 18.2, 70.); - AliMatrix(idrotm[1005], 90., 0., 109.31, 90., 19.31, 90.); - AliMatrix(idrotm[1006], 90., 20., 108.2, 110., 18.2, 110.); - - gMC->Gspos("RICH", 1, "ALIC", 0., 471.9, 165.26, idrotm[1000], "ONLY"); - gMC->Gspos("RICH", 2, "ALIC", 171., 470., 0., idrotm[1001], "ONLY"); - gMC->Gspos("RICH", 3, "ALIC", 0., 500., 0., idrotm[1002], "ONLY"); - gMC->Gspos("RICH", 4, "ALIC", -171., 470., 0., idrotm[1003], "ONLY"); - gMC->Gspos("RICH", 5, "ALIC", 161.4, 443.4, -165.3, idrotm[1004], "ONLY"); - gMC->Gspos("RICH", 6, "ALIC", 0., 471.9, -165.3, idrotm[1005], "ONLY"); - gMC->Gspos("RICH", 7, "ALIC", -161.4, 443.4, -165.3, idrotm[1006], "ONLY");*/ - - // The placing of the chambers is measured from the vertex to the base of the methane vessel (490 cm) - - Float_t offset = 490 + 1.276 - geometry->GetGapThickness()/2; //distance from center of mother volume to methane - Float_t deltaphi = 19.5; //phi angle between center of chambers - z direction - Float_t deltatheta = 20; //theta angle between center of chambers - x direction - Float_t cosphi = TMath::Cos(deltaphi*TMath::Pi()/180); - Float_t sinphi = TMath::Sin(deltaphi*TMath::Pi()/180); - Float_t costheta = TMath::Cos(deltatheta*TMath::Pi()/180); - Float_t sintheta = TMath::Sin(deltatheta*TMath::Pi()/180); - - //printf("\n\n%f %f %f %f %f %f %f\n\n",offset,deltatheta,deltaphi,cosphi,costheta,sinphi,sintheta); - - AliMatrix(idrotm[1000], 90., 0. , 90. - deltaphi, 90. , deltaphi, -90. ); - AliMatrix(idrotm[1001], 90., -deltatheta , 90. , 90.- deltatheta , 0. , 0. ); - AliMatrix(idrotm[1002], 90., 0. , 90. , 90. , 0. , 0. ); - AliMatrix(idrotm[1003], 90., deltatheta , 90. , 90 + deltatheta , 0. , 0. ); - AliMatrix(idrotm[1004], 90., 360. - deltatheta, 108.2 , 90.- deltatheta ,18.2 , 90 - deltatheta); - AliMatrix(idrotm[1005], 90., 0. , 90 + deltaphi , 90. , deltaphi, 90. ); - AliMatrix(idrotm[1006], 90., deltatheta , 108.2 , 90.+ deltatheta ,18.2 , 90 + deltatheta); - - gMC->Gspos("RICH", 1, "ALIC", 0. , offset*cosphi , offset*sinphi ,idrotm[1000], "ONLY"); - gMC->Gspos("RICH", 2, "ALIC", (offset)*sintheta , offset*costheta , 0. ,idrotm[1001], "ONLY"); - gMC->Gspos("RICH", 3, "ALIC", 0. , offset , 0. ,idrotm[1002], "ONLY"); - gMC->Gspos("RICH", 4, "ALIC", -(offset)*sintheta, offset*costheta , 0. ,idrotm[1003], "ONLY"); - gMC->Gspos("RICH", 5, "ALIC", (offset)*sinphi , offset*costheta*cosphi, -offset*sinphi,idrotm[1004], "ONLY"); - gMC->Gspos("RICH", 6, "ALIC", 0. , offset*cosphi , -offset*sinphi,idrotm[1005], "ONLY"); - gMC->Gspos("RICH", 7, "ALIC", -(offset)*sinphi , offset*costheta*cosphi, -offset*sinphi,idrotm[1006], "ONLY"); - -} - - -//___________________________________________ -void AliRICH::CreateMaterials() -{ - // - // *** DEFINITION OF AVAILABLE RICH MATERIALS *** - // ORIGIN : NICK VAN EIJNDHOVEN - // Modified by: N. Colonna (INFN - BARI, Nicola.Colonna@ba.infn.it) - // R.A. Fini (INFN - BARI, Rosanna.Fini@ba.infn.it) - // R.A. Loconsole (Bari University, loco@riscom.ba.infn.it) - // - Int_t isxfld = gAlice->Field()->Integ(); - Float_t sxmgmx = gAlice->Field()->Max(); - Int_t i; - - /************************************Antonnelo's Values (14-vectors)*****************************************/ - /* - Float_t ppckov[14] = { 5.63e-9,5.77e-9,5.9e-9,6.05e-9,6.2e-9,6.36e-9,6.52e-9, - 6.7e-9,6.88e-9,7.08e-9,7.3e-9,7.51e-9,7.74e-9,8e-9 }; - Float_t rIndexQuarz[14] = { 1.528309,1.533333, - 1.538243,1.544223,1.550568,1.55777, - 1.565463,1.574765,1.584831,1.597027, - 1.611858,1.6277,1.6472,1.6724 }; - Float_t rIndexOpaqueQuarz[14] = { 1.,1.,1.,1.,1.,1.,1.,1.,1.,1.,1.,1.,1.,1. }; - Float_t rIndexMethane[14] = { 1.,1.,1.,1.,1.,1.,1.,1.,1.,1.,1.,1.,1.,1. }; - Float_t rIndexGrid[14] = { 1.,1.,1.,1.,1.,1.,1.,1.,1.,1.,1.,1.,1.,1. }; - Float_t abscoFreon[14] = { 179.0987,179.0987, - 179.0987,179.0987,179.0987,142.92,56.65,13.95,10.43,7.07,2.03,.5773,.33496,0. }; - //Float_t abscoFreon[14] = { 1e-5,1e-5,1e-5,1e-5,1e-5,1e-5,1e-5,1e-5,1e-5, - // 1e-5,1e-5,1e-5,1e-5,1e-5 }; - Float_t abscoQuarz[14] = { 64.035,39.98,35.665,31.262,27.527,22.815,21.04,17.52, - 14.177,9.282,4.0925,1.149,.3627,.10857 }; - Float_t abscoOpaqueQuarz[14] = { 1e-5,1e-5,1e-5,1e-5,1e-5,1e-5,1e-5,1e-5,1e-5, - 1e-5,1e-5,1e-5,1e-5,1e-5 }; - Float_t abscoCsI[14] = { 1e-4,1e-4,1e-4,1e-4,1e-4,1e-4,1e-4,1e-4,1e-4,1e-4, - 1e-4,1e-4,1e-4,1e-4 }; - Float_t abscoMethane[14] = { 1e6,1e6,1e6,1e6,1e6,1e6,1e6,1e6,1e6,1e6,1e6, - 1e6,1e6,1e6 }; - Float_t abscoGrid[14] = { 1e-4,1e-4,1e-4,1e-4,1e-4,1e-4,1e-4,1e-4,1e-4,1e-4, - 1e-4,1e-4,1e-4,1e-4 }; - Float_t efficAll[14] = { 1.,1.,1.,1.,1.,1.,1.,1.,1.,1.,1.,1.,1.,1. }; - Float_t efficCsI[14] = { 6e-4,.005,.0075,.01125,.045,.117,.135,.16575, - .17425,.1785,.1836,.1904,.1938,.221 }; - Float_t efficGrid[14] = { 1.,1.,1.,1.,1.,1.,1.,1.,1.,1.,1.,1.,1.,1. }; - */ - - - /**********************************End of Antonnelo's Values**********************************/ - - /**********************************Values from rich_media.f (31-vectors)**********************************/ - - - //Photons energy intervals - Float_t ppckov[26]; - for (i=0;i<26;i++) - { - ppckov[i] = (Float_t(i)*0.1+5.5)*1e-9; - //printf ("Energy intervals: %e\n",ppckov[i]); - } - - - //Refraction index for quarz - Float_t rIndexQuarz[26]; - Float_t e1= 10.666; - Float_t e2= 18.125; - Float_t f1= 46.411; - Float_t f2= 228.71; - for (i=0;i<26;i++) - { - Float_t ene=ppckov[i]*1e9; - Float_t a=f1/(e1*e1 - ene*ene); - Float_t b=f2/(e2*e2 - ene*ene); - rIndexQuarz[i] = TMath::Sqrt(1. + a + b ); - //printf ("rIndexQuarz: %e\n",rIndexQuarz[i]); - } - - //Refraction index for opaque quarz, methane and grid - Float_t rIndexOpaqueQuarz[26]; - Float_t rIndexMethane[26]; - Float_t rIndexGrid[26]; - for (i=0;i<26;i++) - { - rIndexOpaqueQuarz[i]=1; - rIndexMethane[i]=1.000444; - rIndexGrid[i]=1; - //printf ("rIndexOpaqueQuarz , etc: %e, %e, %e\n",rIndexOpaqueQuarz[i], rIndexMethane[i], rIndexGrid[i]=1); - } - - //Absorption index for freon - Float_t abscoFreon[26] = {179.0987, 179.0987, 179.0987, 179.0987, 179.0987, 179.0987, 179.0987, 179.0987, - 179.0987, 142.9206, 56.64957, 25.58622, 13.95293, 12.03905, 10.42953, 8.804196, - 7.069031, 4.461292, 2.028366, 1.293013, .577267, .40746, .334964, 0., 0., 0.}; - - //Absorption index for quarz - /*Float_t Qzt [21] = {.0,.0,.005,.04,.35,.647,.769,.808,.829,.844,.853,.858,.869,.887,.903,.902,.902, - .906,.907,.907,.907}; - Float_t Wavl2[] = {150.,155.,160.0,165.0,170.0,175.0,180.0,185.0,190.0,195.0,200.0,205.0,210.0, - 215.0,220.0,225.0,230.0,235.0,240.0,245.0,250.0}; - Float_t abscoQuarz[31]; - for (Int_t i=0;i<31;i++) - { - Float_t Xlam = 1237.79 / (ppckov[i]*1e9); - if (Xlam <= 160) abscoQuarz[i] = 0; - if (Xlam > 250) abscoQuarz[i] = 1; - else - { - for (Int_t j=0;j<21;j++) - { - //printf ("Passed\n"); - if (Xlam > Wavl2[j] && Xlam < Wavl2[j+1]) - { - Float_t Dabs = (Qzt[j+1] - Qzt[j])/(Wavl2[j+1] - Wavl2[j]); - Float_t Abso = Qzt[j] + Dabs*(Xlam - Wavl2[j]); - abscoQuarz[i] = -5.0/(TMath::Log(Abso)); - } - } - } - printf ("abscoQuarz: %e abscoFreon: %e for energy: %e\n",abscoQuarz[i],abscoFreon[i],ppckov[i]); - }*/ - - /*Float_t abscoQuarz[31] = {49.64211, 48.41296, 47.46989, 46.50492, 45.13682, 44.47883, 43.1929 , 41.30922, 40.5943 , - 39.82956, 38.98623, 38.6247 , 38.43448, 37.41084, 36.22575, 33.74852, 30.73901, 24.25086, - 17.94531, 11.88753, 5.99128, 3.83503, 2.36661, 1.53155, 1.30582, 1.08574, .8779708, - .675275, 0., 0., 0.}; - - for (Int_t i=0;i<31;i++) - { - abscoQuarz[i] = abscoQuarz[i]/10; - }*/ - - Float_t abscoQuarz [26] = {105.8, 65.52, 48.58, 42.85, 35.79, 31.262, 28.598, 27.527, 25.007, 22.815, 21.004, - 19.266, 17.525, 15.878, 14.177, 11.719, 9.282, 6.62, 4.0925, 2.601, 1.149, .667, .3627, - .192, .1497, .10857}; - - //Absorption index for methane - Float_t abscoMethane[26]; - for (i=0;i<26;i++) - { - abscoMethane[i]=AbsoCH4(ppckov[i]*1e9); - //printf("abscoMethane: %e for energy: %e\n", abscoMethane[i],ppckov[i]*1e9); - } - - //Absorption index for opaque quarz, csi and grid, efficiency for all and grid - Float_t abscoOpaqueQuarz[26]; - Float_t abscoCsI[26]; - Float_t abscoGrid[26]; - Float_t efficAll[26]; - Float_t efficGrid[26]; - for (i=0;i<26;i++) - { - abscoOpaqueQuarz[i]=1e-5; - abscoCsI[i]=1e-4; - abscoGrid[i]=1e-4; - efficAll[i]=1; - efficGrid[i]=1; - //printf ("All must be 1: %e, %e, %e, %e, %e\n",abscoOpaqueQuarz[i],abscoCsI[i],abscoGrid[i],efficAll[i],efficGrid[i]); - } - - //Efficiency for csi - - Float_t efficCsI[26] = {0.000199999995, 0.000600000028, 0.000699999975, 0.00499999989, 0.00749999983, 0.010125, - 0.0242999997, 0.0405000001, 0.0688500032, 0.105299994, 0.121500008, 0.141749993, 0.157949999, - 0.162, 0.166050002, 0.167669997, 0.174299985, 0.176789999, 0.179279998, 0.182599992, 0.18592, - 0.187579989, 0.189239994, 0.190899998, 0.207499996, 0.215799987}; - - - - //FRESNEL LOSS CORRECTION FOR PERPENDICULAR INCIDENCE AND - //UNPOLARIZED PHOTONS - - for (i=0;i<26;i++) - { - efficCsI[i] = efficCsI[i]/(1.-Fresnel(ppckov[i]*1e9,1.,0)); - //printf ("Fresnel result: %e for energy: %e\n",Fresnel(ppckov[i]*1e9,1.,0),ppckov[i]*1e9); - } - - /*******************************************End of rich_media.f***************************************/ - - - - - - - Float_t afre[2], agri, amet[2], aqua[2], ahon, zfre[2], zgri, zhon, - zmet[2], zqua[2]; - Int_t nlmatfre; - Float_t densquao; - Int_t nlmatmet, nlmatqua; - Float_t wmatquao[2], rIndexFreon[26]; - Float_t aquao[2], epsil, stmin, zquao[2]; - Int_t nlmatquao; - Float_t radlal, densal, tmaxfd, deemax, stemax; - Float_t aal, zal, radlgri, densfre, radlhon, densgri, denshon,densqua, densmet, wmatfre[2], wmatmet[2], wmatqua[2]; - - Int_t *idtmed = fIdtmed->GetArray()-999; - - // --- Photon energy (GeV) - // --- Refraction indexes - for (i = 0; i < 26; ++i) { - rIndexFreon[i] = ppckov[i] * .0172 * 1e9 + 1.177; - //rIndexFreon[i] = 1; - //printf ("rIndexFreon: %e \n efficCsI: %e for energy: %e\n",rIndexFreon[i], efficCsI[i], ppckov[i]); - } - - // --- Detection efficiencies (quantum efficiency for CsI) - // --- Define parameters for honeycomb. - // Used carbon of equivalent rad. lenght - - ahon = 12.01; - zhon = 6.; - denshon = 0.1; - radlhon = 18.8; - - // --- Parameters to include in GSMIXT, relative to Quarz (SiO2) - - aqua[0] = 28.09; - aqua[1] = 16.; - zqua[0] = 14.; - zqua[1] = 8.; - densqua = 2.64; - nlmatqua = -2; - wmatqua[0] = 1.; - wmatqua[1] = 2.; - - // --- Parameters to include in GSMIXT, relative to opaque Quarz (SiO2) - - aquao[0] = 28.09; - aquao[1] = 16.; - zquao[0] = 14.; - zquao[1] = 8.; - densquao = 2.64; - nlmatquao = -2; - wmatquao[0] = 1.; - wmatquao[1] = 2.; - - // --- Parameters to include in GSMIXT, relative to Freon (C6F14) - - afre[0] = 12.; - afre[1] = 19.; - zfre[0] = 6.; - zfre[1] = 9.; - densfre = 1.7; - nlmatfre = -2; - wmatfre[0] = 6.; - wmatfre[1] = 14.; - - // --- Parameters to include in GSMIXT, relative to methane (CH4) - - amet[0] = 12.01; - amet[1] = 1.; - zmet[0] = 6.; - zmet[1] = 1.; - densmet = 7.17e-4; - nlmatmet = -2; - wmatmet[0] = 1.; - wmatmet[1] = 4.; - - // --- Parameters to include in GSMIXT, relative to anode grid (Cu) - - agri = 63.54; - zgri = 29.; - densgri = 8.96; - radlgri = 1.43; - - // --- Parameters to include in GSMATE related to aluminium sheet - - aal = 26.98; - zal = 13.; - densal = 2.7; - radlal = 8.9; - - // --- Glass parameters - - Float_t aglass[5]={12.01, 28.09, 16., 10.8, 23.}; - Float_t zglass[5]={ 6., 14., 8., 5., 11.}; - Float_t wglass[5]={ 0.5, 0.105, 0.355, 0.03, 0.01}; - Float_t dglass=1.74; - - - AliMaterial(1, "Air $", 14.61, 7.3, .001205, 30420., 67500); - AliMaterial(6, "HON", ahon, zhon, denshon, radlhon, 0); - AliMaterial(16, "CSI", ahon, zhon, denshon, radlhon, 0); - AliMixture(20, "QUA", aqua, zqua, densqua, nlmatqua, wmatqua); - AliMixture(21, "QUAO", aquao, zquao, densquao, nlmatquao, wmatquao); - AliMixture(30, "FRE", afre, zfre, densfre, nlmatfre, wmatfre); - AliMixture(40, "MET", amet, zmet, densmet, nlmatmet, wmatmet); - AliMixture(41, "METG", amet, zmet, densmet, nlmatmet, wmatmet); - AliMaterial(11, "GRI", agri, zgri, densgri, radlgri, 0); - AliMaterial(50, "ALUM", aal, zal, densal, radlal, 0); - AliMixture(32, "GLASS",aglass, zglass, dglass, 5, wglass); - AliMaterial(31, "COPPER$", 63.54, 29., 8.96, 1.4, 0.); - - tmaxfd = -10.; - stemax = -.1; - deemax = -.2; - epsil = .001; - stmin = -.001; - - AliMedium(1, "DEFAULT MEDIUM AIR$", 1, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin); - AliMedium(2, "HONEYCOMB$", 6, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin); - AliMedium(3, "QUARZO$", 20, 1, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin); - AliMedium(4, "FREON$", 30, 1, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin); - AliMedium(5, "METANO$", 40, 1, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin); - AliMedium(6, "CSI$", 16, 1, isxfld, sxmgmx,tmaxfd, stemax, deemax, epsil, stmin); - AliMedium(7, "GRIGLIA$", 11, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin); - AliMedium(8, "QUARZOO$", 21, 1, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin); - AliMedium(9, "GAP$", 41, 1, isxfld, sxmgmx,tmaxfd, .1, -deemax, epsil, -stmin); - AliMedium(10, "ALUMINUM$", 50, 1, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin); - AliMedium(11, "GLASS", 32, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin); - AliMedium(12, "PCB_COPPER", 31, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin); - - - gMC->SetCerenkov(idtmed[1000], 26, ppckov, abscoMethane, efficAll, rIndexMethane); - gMC->SetCerenkov(idtmed[1001], 26, ppckov, abscoMethane, efficAll, rIndexMethane); - gMC->SetCerenkov(idtmed[1002], 26, ppckov, abscoQuarz, efficAll,rIndexQuarz); - gMC->SetCerenkov(idtmed[1003], 26, ppckov, abscoFreon, efficAll,rIndexFreon); - gMC->SetCerenkov(idtmed[1004], 26, ppckov, abscoMethane, efficAll, rIndexMethane); - gMC->SetCerenkov(idtmed[1005], 26, ppckov, abscoCsI, efficCsI, rIndexMethane); - gMC->SetCerenkov(idtmed[1006], 26, ppckov, abscoGrid, efficGrid, rIndexGrid); - gMC->SetCerenkov(idtmed[1007], 26, ppckov, abscoOpaqueQuarz, efficAll, rIndexOpaqueQuarz); - gMC->SetCerenkov(idtmed[1008], 26, ppckov, abscoMethane, efficAll, rIndexMethane); - gMC->SetCerenkov(idtmed[1009], 26, ppckov, abscoGrid, efficGrid, rIndexGrid); - gMC->SetCerenkov(idtmed[1010], 26, ppckov, abscoOpaqueQuarz, efficAll, rIndexOpaqueQuarz); -} - -//___________________________________________ - -Float_t AliRICH::Fresnel(Float_t ene,Float_t pdoti, Bool_t pola) -{ - - //ENE(EV), PDOTI=COS(INC.ANG.), PDOTR=COS(POL.PLANE ROT.ANG.) - - Float_t en[36] = {5.0,5.1,5.2,5.3,5.4,5.5,5.6,5.7,5.8,5.9,6.0,6.1,6.2, - 6.3,6.4,6.5,6.6,6.7,6.8,6.9,7.0,7.1,7.2,7.3,7.4,7.5,7.6,7.7, - 7.8,7.9,8.0,8.1,8.2,8.3,8.4,8.5}; - - - Float_t csin[36] = {2.14,2.21,2.33,2.48,2.76,2.97,2.99,2.59,2.81,3.05, - 2.86,2.53,2.55,2.66,2.79,2.96,3.18,3.05,2.84,2.81,2.38,2.11, - 2.01,2.13,2.39,2.73,3.08,3.15,2.95,2.73,2.56,2.41,2.12,1.95, - 1.72,1.53}; - - Float_t csik[36] = {0.,0.,0.,0.,0.,0.196,0.408,0.208,0.118,0.49,0.784,0.543, - 0.424,0.404,0.371,0.514,0.922,1.102,1.139,1.376,1.461,1.253,0.878, - 0.69,0.612,0.649,0.824,1.347,1.571,1.678,1.763,1.857,1.824,1.824, - 1.714,1.498}; - Float_t xe=ene; - Int_t j=Int_t(xe*10)-49; - Float_t cn=csin[j]+((csin[j+1]-csin[j])/0.1)*(xe-en[j]); - Float_t ck=csik[j]+((csik[j+1]-csik[j])/0.1)*(xe-en[j]); - - //FORMULAE FROM HANDBOOK OF OPTICS, 33.23 OR - //W.R. HUNTER, J.O.S.A. 54 (1964),15 , J.O.S.A. 55(1965),1197 - - Float_t sinin=TMath::Sqrt(1-pdoti*pdoti); - Float_t tanin=sinin/pdoti; - - Float_t c1=cn*cn-ck*ck-sinin*sinin; - Float_t c2=4*cn*cn*ck*ck; - Float_t aO=TMath::Sqrt(0.5*(TMath::Sqrt(c1*c1+c2)+c1)); - Float_t b2=0.5*(TMath::Sqrt(c1*c1+c2)-c1); - - Float_t rs=((aO-pdoti)*(aO-pdoti)+b2)/((aO+pdoti)*(aO+pdoti)+b2); - Float_t rp=rs*((aO-sinin*tanin)*(aO-sinin*tanin)+b2)/((aO+sinin*tanin)*(aO+sinin*tanin)+b2); - - - //CORRECTION FACTOR FOR SURFACE ROUGHNESS - //B.J. STAGG APPLIED OPTICS, 30(1991),4113 - - Float_t sigraf=18.; - Float_t lamb=1240/ene; - Float_t fresn; - - Float_t rO=TMath::Exp(-(4*TMath::Pi()*pdoti*sigraf/lamb)*(4*TMath::Pi()*pdoti*sigraf/lamb)); - - if(pola) - { - Float_t pdotr=0.8; //DEGREE OF POLARIZATION : 1->P , -1->S - fresn=0.5*(rp*(1+pdotr)+rs*(1-pdotr)); - } - else - fresn=0.5*(rp+rs); - - fresn = fresn*rO; - return(fresn); -} - -//__________________________________________ -Float_t AliRICH::AbsoCH4(Float_t x) -{ - - //KLOSCH,SCH4(9),WL(9),EM(9),ALENGTH(31) - Float_t sch4[9] = {.12,.16,.23,.38,.86,2.8,7.9,28.,80.}; //MB X 10^22 - //Float_t wl[9] = {153.,152.,151.,150.,149.,148.,147.,146.,145}; - Float_t em[9] = {8.1,8.158,8.212,8.267,8.322,8.378,8.435,8.493,8.55}; - const Float_t kLosch=2.686763E19; // LOSCHMIDT NUMBER IN CM-3 - const Float_t kIgas1=100, kIgas2=0, kOxy=10., kWater=5., kPressure=750.,kTemperature=283.; - Float_t pn=kPressure/760.; - Float_t tn=kTemperature/273.16; - - -// ------- METHANE CROSS SECTION ----------------- -// ASTROPH. J. 214, L47 (1978) - - Float_t sm=0; - if (x<7.75) - sm=.06e-22; - - if(x>=7.75 && x<=8.1) - { - Float_t c0=-1.655279e-1; - Float_t c1=6.307392e-2; - Float_t c2=-8.011441e-3; - Float_t c3=3.392126e-4; - sm=(c0+c1*x+c2*x*x+c3*x*x*x)*1.e-18; - } - - if (x> 8.1) - { - Int_t j=0; - while (x<=em[j] && x>=em[j+1]) - { - j++; - Float_t a=(sch4[j+1]-sch4[j])/(em[j+1]-em[j]); - sm=(sch4[j]+a*(x-em[j]))*1e-22; - } - } - - Float_t dm=(kIgas1/100.)*(1.-((kOxy+kWater)/1.e6))*kLosch*pn/tn; - Float_t abslm=1./sm/dm; - -// ------- ISOBUTHANE CROSS SECTION -------------- -// i-C4H10 (ai) abs. length from curves in -// Lu-McDonald paper for BARI RICH workshop . -// ----------------------------------------------------------- - - Float_t ai; - Float_t absli; - if (kIgas2 != 0) - { - if (x<7.25) - ai=100000000.; - - if(x>=7.25 && x<7.375) - ai=24.3; - - if(x>=7.375) - ai=.0000000001; - - Float_t si = 1./(ai*kLosch*273.16/293.); // ISOB. CRO.SEC.IN CM2 - Float_t di=(kIgas2/100.)*(1.-((kOxy+kWater)/1.e6))*kLosch*pn/tn; - absli =1./si/di; - } - else - absli=1.e18; -// --------------------------------------------------------- -// -// transmission of O2 -// -// y= path in cm, x=energy in eV -// so= cross section for UV absorption in cm2 -// do= O2 molecular density in cm-3 -// --------------------------------------------------------- - - Float_t abslo; - Float_t so=0; - if(x>=6.0) - { - if(x>=6.0 && x<6.5) - { - so=3.392709e-13 * TMath::Exp(2.864104 *x); - so=so*1e-18; - } - - if(x>=6.5 && x<7.0) - { - so=2.910039e-34 * TMath::Exp(10.3337*x); - so=so*1e-18; - } - - - if (x>=7.0) - { - Float_t a0=-73770.76; - Float_t a1=46190.69; - Float_t a2=-11475.44; - Float_t a3=1412.611; - Float_t a4=-86.07027; - Float_t a5=2.074234; - so= a0+(a1*x)+(a2*x*x)+(a3*x*x*x)+(a4*x*x*x*x)+(a5*x*x*x*x*x); - so=so*1e-18; - } - - Float_t dox=(kOxy/1e6)*kLosch*pn/tn; - abslo=1./so/dox; - } - else - abslo=1.e18; -// --------------------------------------------------------- -// -// transmission of H2O -// -// y= path in cm, x=energy in eV -// sw= cross section for UV absorption in cm2 -// dw= H2O molecular density in cm-3 -// --------------------------------------------------------- - - Float_t abslw; - - Float_t b0=29231.65; - Float_t b1=-15807.74; - Float_t b2=3192.926; - Float_t b3=-285.4809; - Float_t b4=9.533944; - - if(x>6.75) - { - Float_t sw= b0+(b1*x)+(b2*x*x)+(b3*x*x*x)+(b4*x*x*x*x); - sw=sw*1e-18; - Float_t dw=(kWater/1e6)*kLosch*pn/tn; - abslw=1./sw/dw; - } - else - abslw=1.e18; - -// --------------------------------------------------------- - - Float_t alength=1./(1./abslm+1./absli+1./abslo+1./abslw); - return (alength); -} - - - -//___________________________________________ -Int_t AliRICH::DistancetoPrimitive(Int_t , Int_t ) -{ - -// Default value - - return 9999; -} - -//___________________________________________ -void AliRICH::MakeBranch(Option_t* option, const char *file) -{ - // Create Tree branches for the RICH. - - const Int_t kBufferSize = 4000; - char branchname[20]; - - AliDetector::MakeBranch(option,file); - - const char *cH = strstr(option,"H"); - const char *cD = strstr(option,"D"); - const char *cR = strstr(option,"R"); - const char *cS = strstr(option,"S"); - - - if (cH) { - sprintf(branchname,"%sCerenkov",GetName()); - if (fCerenkovs && gAlice->TreeH()) { - //TBranch* branch = MakeBranchInTree(gAlice->TreeH(),branchname, &fCerenkovs, kBufferSize, file) ; - MakeBranchInTree(gAlice->TreeH(),branchname, &fCerenkovs, kBufferSize, file) ; - //branch->SetAutoDelete(kFALSE); - } - sprintf(branchname,"%sSDigits",GetName()); - if (fSDigits && gAlice->TreeH()) { - //TBranch* branch = MakeBranchInTree(gAlice->TreeH(),branchname, &fSDigits, kBufferSize, file) ; - MakeBranchInTree(gAlice->TreeH(),branchname, &fSDigits, kBufferSize, file) ; - //branch->SetAutoDelete(kFALSE); - //printf("Making branch %sSDigits in TreeH\n",GetName()); - } - } - - if (cS) { - sprintf(branchname,"%sSDigits",GetName()); - if (fSDigits && gAlice->TreeS()) { - //TBranch* branch = MakeBranchInTree(gAlice->TreeS(),branchname, &fSDigits, kBufferSize, file) ; - MakeBranchInTree(gAlice->TreeS(),branchname, &fSDigits, kBufferSize, file) ; - //branch->SetAutoDelete(kFALSE); - //printf("Making branch %sSDigits in TreeS\n",GetName()); - } - } - - if (cD) { - // - // one branch for digits per chamber - // - Int_t i; - - for (i=0; iTreeD()) { - //TBranch* branch = MakeBranchInTree(gAlice->TreeD(),branchname, &((*fDchambers)[i]), kBufferSize, file) ; - MakeBranchInTree(gAlice->TreeD(),branchname, &((*fDchambers)[i]), kBufferSize, file) ; - //branch->SetAutoDelete(kFALSE); - //printf("Making Branch %sDigits%d\n",GetName(),i+1); - } - } - } - - if (cR) { - // - // one branch for raw clusters per chamber - // - - //printf("Called MakeBranch for TreeR\n"); - - Int_t i; - - for (i=0; iTreeR()) { - //TBranch* branch = MakeBranchInTree(gAlice->TreeR(),branchname, &((*fRawClusters)[i]), kBufferSize, file) ; - MakeBranchInTree(gAlice->TreeR(),branchname, &((*fRawClusters)[i]), kBufferSize, file) ; - //branch->SetAutoDelete(kFALSE); - } - } - // - // one branch for rec hits per chamber - // - for (i=0; iTreeR()) { - //TBranch* branch = MakeBranchInTree(gAlice->TreeR(),branchname, &((*fRecHits1D)[i]), kBufferSize, file) ; - MakeBranchInTree(gAlice->TreeR(),branchname, &((*fRecHits1D)[i]), kBufferSize, file) ; - //branch->SetAutoDelete(kFALSE); - } - } - for (i=0; iTreeR()) { - MakeBranchInTree(gAlice->TreeR(),branchname, &((*fRecHits3D)[i]), kBufferSize, file) ; - //branch->SetAutoDelete(kFALSE); - } - } - } -} - -//___________________________________________ -void AliRICH::SetTreeAddress() -{ - // Set branch address for the Hits and Digits Tree. - char branchname[20]; - Int_t i; - - AliDetector::SetTreeAddress(); - - TBranch *branch; - TTree *treeH = gAlice->TreeH(); - TTree *treeD = gAlice->TreeD(); - TTree *treeR = gAlice->TreeR(); - TTree *treeS = gAlice->TreeS(); - - if (treeH) { - if (fCerenkovs) { - branch = treeH->GetBranch("RICHCerenkov"); - if (branch) branch->SetAddress(&fCerenkovs); - } - if (fSDigits) { - branch = treeH->GetBranch("RICHSDigits"); - if (branch) - { - branch->SetAddress(&fSDigits); - //printf("Setting sdigits branch address at %p in TreeH\n",&fSDigits); - } - } - } - - if (treeS) { - if (fSDigits) { - branch = treeS->GetBranch("RICHSDigits"); - if (branch) - { - branch->SetAddress(&fSDigits); - //printf("Setting sdigits branch address at %p in TreeS\n",&fSDigits); - } - } - } - - - if (treeD) { - for (int i=0; iGetBranch(branchname); - if (branch) branch->SetAddress(&((*fDchambers)[i])); - } - } - } - if (treeR) { - for (i=0; iGetBranch(branchname); - if (branch) branch->SetAddress(&((*fRawClusters)[i])); - } - } - - for (i=0; iGetBranch(branchname); - if (branch) branch->SetAddress(&((*fRecHits1D)[i])); - } - } - - for (i=0; iGetBranch(branchname); - if (branch) branch->SetAddress(&((*fRecHits3D)[i])); - } - } - - } -} -//___________________________________________ -void AliRICH::ResetHits() -{ - // Reset number of clusters and the cluster array for this detector - AliDetector::ResetHits(); - fNSDigits = 0; - fNcerenkovs = 0; - if (fSDigits) fSDigits->Clear(); - if (fCerenkovs) fCerenkovs->Clear(); -} - - -//____________________________________________ -void AliRICH::ResetDigits() -{ - // - // Reset number of digits and the digits array for this detector - // - for ( int i=0;iClear(); - if (fDchambers && fDchambers->At(i)) fDchambers->At(i)->Clear(); - if (fNdch) fNdch[i]=0; - } -} - -//____________________________________________ -void AliRICH::ResetRawClusters() -{ - // - // Reset number of raw clusters and the raw clust array for this detector - // - for ( int i=0;iClear(); - if (fRawClusters->At(i)) ((TClonesArray*)fRawClusters->At(i))->Clear(); - if (fNrawch) fNrawch[i]=0; - } -} - -//____________________________________________ -void AliRICH::ResetRecHits1D() -{ - // - // Reset number of raw clusters and the raw clust array for this detector - // - - for ( int i=0;iClear(); - if (fRecHits1D->At(i)) ((TClonesArray*)fRecHits1D->At(i))->Clear(); - if (fNrechits1D) fNrechits1D[i]=0; - } -} - -//____________________________________________ -void AliRICH::ResetRecHits3D() -{ - // - // Reset number of raw clusters and the raw clust array for this detector - // - - for ( int i=0;iClear(); - if (fRecHits3D->At(i)) ((TClonesArray*)fRecHits3D->At(i))->Clear(); - if (fNrechits3D) fNrechits3D[i]=0; - } -} - - -//___________________________________________ -void AliRICH::StepManager() -{ -// Full Step Manager - - Int_t copy, id; - static Int_t idvol; - static Int_t vol[2]; - Int_t ipart; - static Float_t hits[22]; - static Float_t ckovData[19]; - TLorentzVector position; - TLorentzVector momentum; - Float_t pos[3]; - Float_t mom[4]; - Float_t localPos[3]; - Float_t localMom[4]; - Float_t localTheta,localPhi; - Float_t theta,phi; - Float_t destep, step; - Double_t ranf[2]; - Int_t nPads; - Float_t coscerenkov; - static Float_t eloss, xhit, yhit, tlength; - const Float_t kBig=1.e10; - - TClonesArray &lhits = *fHits; - TParticle *current = (TParticle*)(*gAlice->Particles())[gAlice->CurrentTrack()]; + Float_t sinin=TMath::Sqrt(1-pdoti*pdoti); + Float_t tanin=sinin/pdoti; - //if (current->Energy()>1) - //{ - - // Only gas gap inside chamber - // Tag chambers and record hits when track enters - - - id=gMC->CurrentVolID(copy); - idvol = copy-1; - Float_t cherenkovLoss=0; - //gAlice->KeepTrack(gAlice->CurrentTrack()); + Float_t c1=cn*cn-ck*ck-sinin*sinin; + Float_t c2=4*cn*cn*ck*ck; + Float_t aO=TMath::Sqrt(0.5*(TMath::Sqrt(c1*c1+c2)+c1)); + Float_t b2=0.5*(TMath::Sqrt(c1*c1+c2)-c1); - gMC->TrackPosition(position); - pos[0]=position(0); - pos[1]=position(1); - pos[2]=position(2); - //bzero((char *)ckovData,sizeof(ckovData)*19); - ckovData[1] = pos[0]; // X-position for hit - ckovData[2] = pos[1]; // Y-position for hit - ckovData[3] = pos[2]; // Z-position for hit - ckovData[6] = 0; // dummy track length - //ckovData[11] = gAlice->CurrentTrack(); + Float_t rs=((aO-pdoti)*(aO-pdoti)+b2)/((aO+pdoti)*(aO+pdoti)+b2); + Float_t rp=rs*((aO-sinin*tanin)*(aO-sinin*tanin)+b2)/((aO+sinin*tanin)*(aO+sinin*tanin)+b2); - //printf("\n+++++++++++\nTrack: %d\n++++++++++++\n",gAlice->CurrentTrack()); - //AliRICH *RICH = (AliRICH *) gAlice->GetDetector("RICH"); - - /********************Store production parameters for Cerenkov photons************************/ -//is it a Cerenkov photon? - if (gMC->TrackPid() == 50000050) { + //CORRECTION FACTOR FOR SURFACE ROUGHNESS + //B.J. STAGG APPLIED OPTICS, 30(1991),4113 - //if (gMC->VolId("GAP ")==gMC->CurrentVolID(copy)) - //{ - Float_t ckovEnergy = current->Energy(); - //energy interval for tracking - if (ckovEnergy > 5.6e-09 && ckovEnergy < 7.8e-09 ) - //if (ckovEnergy > 0) - { - if (gMC->IsTrackEntering()){ //is track entering? - //printf("Track entered (1)\n"); - if (gMC->VolId("FRE1")==gMC->CurrentVolID(copy) || gMC->VolId("FRE2")==gMC->CurrentVolID(copy)) - { //is it in freo? - if (gMC->IsNewTrack()){ //is it the first step? - //printf("I'm in!\n"); - Int_t mother = current->GetFirstMother(); - - //printf("Second Mother:%d\n",current->GetSecondMother()); - - ckovData[10] = mother; - ckovData[11] = gAlice->CurrentTrack(); - ckovData[12] = 1; //Media where photon was produced 1->Freon, 2->Quarz - //printf("Produced in FREO\n"); - fCkovNumber++; - fFreonProd=1; - //printf("Index: %d\n",fCkovNumber); - } //first step question - } //freo question - - if (gMC->IsNewTrack()){ //is it first step? - if (gMC->VolId("QUAR")==gMC->CurrentVolID(copy)) //is it in quarz? - { - ckovData[12] = 2; - //printf("Produced in QUAR\n"); - } //quarz question - } //first step question - - //printf("Before %d\n",fFreonProd); - } //track entering question - - if (ckovData[12] == 1) //was it produced in Freon? - //if (fFreonProd == 1) - { - if (gMC->IsTrackEntering()){ //is track entering? - //printf("Track entered (2)\n"); - //printf("Current volume (should be META): %s\n",gMC->CurrentVolName()); - //printf("VolId: %d, CurrentVolID: %d\n",gMC->VolId("META"),gMC->CurrentVolID(copy)); - if (gMC->VolId("META")==gMC->CurrentVolID(copy)) //is it in gap? - { - //printf("Got in META\n"); - gMC->TrackMomentum(momentum); - mom[0]=momentum(0); - mom[1]=momentum(1); - mom[2]=momentum(2); - mom[3]=momentum(3); - - gMC->Gmtod(mom,localMom,2); - Float_t cophi = TMath::Cos(TMath::ATan2(localMom[0], localMom[1])); - Float_t t = (1. - .025 / cophi) * (1. - .05 / cophi); - /**************** Photons lost in second grid have to be calculated by hand************/ - gMC->GetRandom()->RndmArray(1,ranf); - if (ranf[0] > t) { - gMC->StopTrack(); - ckovData[13] = 5; - AddCerenkov(gAlice->CurrentTrack(),vol,ckovData); - //printf("Added One (1)!\n"); - //printf("Lost one in grid\n"); - } - /**********************************************************************************/ - } //gap - - //printf("Current volume (should be CSI) (1): %s\n",gMC->CurrentVolName()); - //printf("VolId: %d, CurrentVolID: %d\n",gMC->VolId("CSI "),gMC->CurrentVolID(copy)); - if (gMC->VolId("CSI ")==gMC->CurrentVolID(copy)) //is it in csi? - { - //printf("Got in CSI\n"); - gMC->TrackMomentum(momentum); - mom[0]=momentum(0); - mom[1]=momentum(1); - mom[2]=momentum(2); - mom[3]=momentum(3); + Float_t sigraf=18.; + Float_t lamb=1240/ene; + Float_t fresn; + + Float_t rO=TMath::Exp(-(4*TMath::Pi()*pdoti*sigraf/lamb)*(4*TMath::Pi()*pdoti*sigraf/lamb)); - gMC->Gmtod(mom,localMom,2); - /********* Photons lost by Fresnel reflection have to be calculated by hand********/ - /***********************Cerenkov phtons (always polarised)*************************/ - Double_t localTc = localMom[0]*localMom[0]+localMom[2]*localMom[2]; - Double_t localRt = TMath::Sqrt(localTc); - localTheta = Float_t(TMath::ATan2(localRt,Double_t(localMom[1]))); - Double_t cotheta = TMath::Abs(cos(localTheta)); - Float_t t = Fresnel(ckovEnergy*1e9,cotheta,1); - gMC->GetRandom()->RndmArray(1,ranf); - if (ranf[0] < t) { - gMC->StopTrack(); - ckovData[13] = 6; - AddCerenkov(gAlice->CurrentTrack(),vol,ckovData); - - //printf("Added One (2)!\n"); - //printf("Lost by Fresnel\n"); - } - /**********************************************************************************/ - } - } //track entering? - - - /********************Evaluation of losses************************/ - /******************still in the old fashion**********************/ - - TArrayI procs; - Int_t i1 = gMC->StepProcesses(procs); //number of physics mechanisms acting on the particle - for (Int_t i = 0; i < i1; ++i) { - // Reflection loss - if (procs[i] == kPLightReflection) { //was it reflected - ckovData[13]=10; - if (gMC->VolId("FRE1")==gMC->CurrentVolID(copy) || gMC->VolId("FRE2")==gMC->CurrentVolID(copy)) - ckovData[13]=1; - if (gMC->CurrentVolID(copy) == gMC->VolId("QUAR")) - ckovData[13]=2; - //gMC->StopTrack(); - //AddCerenkov(gAlice->CurrentTrack(),vol,ckovData); - } //reflection question - - // Absorption loss - else if (procs[i] == kPLightAbsorption) { //was it absorbed? - //printf("Got in absorption\n"); - ckovData[13]=20; - if (gMC->VolId("FRE1")==gMC->CurrentVolID(copy) || gMC->VolId("FRE2")==gMC->CurrentVolID(copy)) - ckovData[13]=11; - if (gMC->CurrentVolID(copy) == gMC->VolId("QUAR")) - ckovData[13]=12; - if (gMC->CurrentVolID(copy) == gMC->VolId("META")) - ckovData[13]=13; - if (gMC->CurrentVolID(copy) == gMC->VolId("GAP ")) - ckovData[13]=13; - - if (gMC->CurrentVolID(copy) == gMC->VolId("SRIC")) - ckovData[13]=15; - - // CsI inefficiency - if (gMC->CurrentVolID(copy) == gMC->VolId("CSI ")) { - ckovData[13]=16; - } - gMC->StopTrack(); - AddCerenkov(gAlice->CurrentTrack(),vol,ckovData); - //printf("Added One (3)!\n"); - //printf("Added cerenkov %d\n",fCkovNumber); - } //absorption question - - - // Photon goes out of tracking scope - else if (procs[i] == kPStop) { //is it below energy treshold? - ckovData[13]=21; - gMC->StopTrack(); - AddCerenkov(gAlice->CurrentTrack(),vol,ckovData); - //printf("Added One (4)!\n"); - } // energy treshold question - } //number of mechanisms cycle - /**********************End of evaluation************************/ - } //freon production question - } //energy interval question - //}//inside the proximity gap question - } //cerenkov photon question + if(pola) + { + Float_t pdotr=0.8; //DEGREE OF POLARIZATION : 1->P , -1->S + fresn=0.5*(rp*(1+pdotr)+rs*(1-pdotr)); + } + else + fresn=0.5*(rp+rs); - /**************************************End of Production Parameters Storing*********************/ - - - /*******************************Treat photons that hit the CsI (Ckovs and Feedbacks)************/ + fresn = fresn*rO; + return(fresn); +}//Fresnel() +//__________________________________________________________________________________________________ +Float_t AliRICH::AbsoCH4(Float_t x)const +{ +//Evaluate the absorbtion lenght of CH4 + Float_t sch4[9] = {.12,.16,.23,.38,.86,2.8,7.9,28.,80.}; //MB X 10^22 + Float_t em[9] = {8.1,8.158,8.212,8.267,8.322,8.378,8.435,8.493,8.55}; + const Float_t kLoschmidt=2.686763e19; // LOSCHMIDT NUMBER IN CM-3 + const Float_t kPressure=750.,kTemperature=283.; + const Float_t kPn=kPressure/760.; + const Float_t kTn=kTemperature/273.16; + const Float_t kC0=-1.655279e-1; + const Float_t kC1=6.307392e-2; + const Float_t kC2=-8.011441e-3; + const Float_t kC3=3.392126e-4; + + Float_t crossSection=0; + if (x<7.75) + crossSection=.06e-22; + else if(x>=7.75 && x<=8.1){ //------ METHANE CROSS SECTION cm-2 ASTROPH. J. 214, L47 (1978) + crossSection=(kC0+kC1*x+kC2*x*x+kC3*x*x*x)*1.e-18; + }else if (x> 8.1){ + Int_t j=0; + while (x<=em[j] || x>=em[j+1]){ + j++; + Float_t a=(sch4[j+1]-sch4[j])/(em[j+1]-em[j]); + crossSection=(sch4[j]+a*(x-em[j]))*1e-22; + } + }//if + + Float_t density=kLoschmidt*kPn/kTn; //CH4 molecular density 1/cm-3 + return 1./(density*crossSection); +}//AbsoCH4() +//__________________________________________________________________________________________________ +void AliRICH::MakeBranch(Option_t* option) +{ +//Create Tree branches for the RICH. + if(GetDebug())Info("MakeBranch","Start with option= %s.",option); - if (gMC->TrackPid() == 50000050 || gMC->TrackPid() == 50000051) { - //printf("Cerenkov\n"); + const Int_t kBufferSize = 4000; - //if (gMC->TrackPid() == 50000051) - //printf("Tracking a feedback\n"); + const char *cH = strstr(option,"H"); + const char *cD = strstr(option,"D"); + const char *cR = strstr(option,"R"); + const char *cS = strstr(option,"S"); + + if(cH&&TreeH()){//H + CreateHits(); //branch will be created in AliDetector::MakeBranch + }//H + AliDetector::MakeBranch(option);//this is after cH because we need to guarantee that fHits array is created - if (gMC->VolId("CSI ")==gMC->CurrentVolID(copy)) - { - //printf("Current volume (should be CSI) (2): %s\n",gMC->CurrentVolName()); - //printf("VolId: %d, CurrentVolID: %d\n",gMC->VolId("CSI "),gMC->CurrentVolID(copy)); - //printf("Got in CSI\n"); - //printf("Tracking a %d\n",gMC->TrackPid()); - if (gMC->Edep() > 0.){ - gMC->TrackPosition(position); - gMC->TrackMomentum(momentum); - pos[0]=position(0); - pos[1]=position(1); - pos[2]=position(2); - mom[0]=momentum(0); - mom[1]=momentum(1); - mom[2]=momentum(2); - mom[3]=momentum(3); - Double_t tc = mom[0]*mom[0]+mom[1]*mom[1]; - Double_t rt = TMath::Sqrt(tc); - theta = Float_t(TMath::ATan2(rt,Double_t(mom[2])))*kRaddeg; - phi = Float_t(TMath::ATan2(Double_t(mom[1]),Double_t(mom[0])))*kRaddeg; - - gMC->CurrentVolOffID(2,copy); - vol[0]=copy; - idvol=vol[0]-1; - - - gMC->Gmtod(pos,localPos,1); - - //Chamber(idvol).GlobaltoLocal(pos,localPos); - - gMC->Gmtod(mom,localMom,2); - - //Chamber(idvol).GlobaltoLocal(mom,localMom); - - gMC->CurrentVolOffID(2,copy); - vol[0]=copy; - idvol=vol[0]-1; - - //Int_t sector=((AliRICHChamber*) (*fChambers)[idvol]) - //->Sector(localPos[0], localPos[2]); - //printf("Sector:%d\n",sector); - - /*if (gMC->TrackPid() == 50000051){ - fFeedbacks++; - printf("Feedbacks:%d\n",fFeedbacks); - }*/ - - //PH ((AliRICHChamber*) (*fChambers)[idvol]) - ((AliRICHChamber*)fChambers->At(idvol)) - ->SigGenInit(localPos[0], localPos[2], localPos[1]); - if(idvolTrackPid(); // particle type - ckovData[1] = pos[0]; // X-position for hit - ckovData[2] = pos[1]; // Y-position for hit - ckovData[3] = pos[2]; // Z-position for hit - ckovData[4] = theta; // theta angle of incidence - ckovData[5] = phi; // phi angle of incidence - ckovData[8] = (Float_t) fNSDigits; // first sdigit - ckovData[9] = -1; // last pad hit - ckovData[13] = 4; // photon was detected - ckovData[14] = mom[0]; - ckovData[15] = mom[1]; - ckovData[16] = mom[2]; - - destep = gMC->Edep(); - gMC->SetMaxStep(kBig); - cherenkovLoss += destep; - ckovData[7]=cherenkovLoss; - - nPads = Hits2SDigits(localPos[0],localPos[2],cherenkovLoss,idvol,kCerenkov); - - if (fNSDigits > (Int_t)ckovData[8]) { - ckovData[8]= ckovData[8]+1; - ckovData[9]= (Float_t) fNSDigits; - } - - //printf("Cerenkov loss: %f\n", cherenkovLoss); - - ckovData[17] = nPads; - //printf("nPads:%d",nPads); - - //TClonesArray *Hits = RICH->Hits(); - AliRICHHit *mipHit = (AliRICHHit*) (fHits->UncheckedAt(0)); - if (mipHit) - { - mom[0] = current->Px(); - mom[1] = current->Py(); - mom[2] = current->Pz(); - Float_t mipPx = mipHit->MomX(); - Float_t mipPy = mipHit->MomY(); - Float_t mipPz = mipHit->MomZ(); - - Float_t r = mom[0]*mom[0] + mom[1]*mom[1] + mom[2]*mom[2]; - Float_t rt = TMath::Sqrt(r); - Float_t mipR = mipPx*mipPx + mipPy*mipPy + mipPz*mipPz; - Float_t mipRt = TMath::Sqrt(mipR); - if ((rt*mipRt) > 0) - { - coscerenkov = (mom[0]*mipPx + mom[1]*mipPy + mom[2]*mipPz)/(rt*mipRt); - } - else - { - coscerenkov = 0; - } - Float_t cherenkov = TMath::ACos(coscerenkov); - ckovData[18]=cherenkov; - } - //if (sector != -1) - //{ - AddHit(gAlice->CurrentTrack(),vol,ckovData); - AddCerenkov(gAlice->CurrentTrack(),vol,ckovData); - //printf("Added One (5)!\n"); - //} - } - } - } + if(cS&&fLoader->TreeS()){//S + CreateSDigits(); MakeBranchInTree(fLoader->TreeS(),"RICH",&fSdigits,kBufferSize,0) ; + }//S + + if(cD&&fLoader->TreeD()){//D + CreateDigits(); + for(Int_t i=0;iTreeD(),Form("%s%d",GetName(),i+1),&((*fDigitsNew)[i]),kBufferSize,0); } - - /***********************************************End of photon hits*********************************************/ - - - /**********************************************Charged particles treatment*************************************/ - - else if (gMC->TrackCharge()) - //else if (1 == 1) - { -//If MIP - /*if (gMC->IsTrackEntering()) - { - hits[13]=20;//is track entering? - }*/ - if (gMC->VolId("FRE1")==gMC->CurrentVolID(copy) || gMC->VolId("FRE2")==gMC->CurrentVolID(copy)) - { - gMC->TrackMomentum(momentum); - mom[0]=momentum(0); - mom[1]=momentum(1); - mom[2]=momentum(2); - mom[3]=momentum(3); - hits [19] = mom[0]; - hits [20] = mom[1]; - hits [21] = mom[2]; - fFreonProd=1; - } - - if (gMC->VolId("GAP ")== gMC->CurrentVolID(copy)) { -// Get current particle id (ipart), track position (pos) and momentum (mom) - - gMC->CurrentVolOffID(3,copy); - vol[0]=copy; - idvol=vol[0]-1; - - //Int_t sector=((AliRICHChamber*) (*fChambers)[idvol]) - //->Sector(localPos[0], localPos[2]); - //printf("Sector:%d\n",sector); - - gMC->TrackPosition(position); - gMC->TrackMomentum(momentum); - pos[0]=position(0); - pos[1]=position(1); - pos[2]=position(2); - mom[0]=momentum(0); - mom[1]=momentum(1); - mom[2]=momentum(2); - mom[3]=momentum(3); - - gMC->Gmtod(pos,localPos,1); - - //Chamber(idvol).GlobaltoLocal(pos,localPos); - - gMC->Gmtod(mom,localMom,2); - - //Chamber(idvol).GlobaltoLocal(mom,localMom); - - ipart = gMC->TrackPid(); - // - // momentum loss and steplength in last step - destep = gMC->Edep(); - step = gMC->TrackStep(); + }//D - // - // record hits when track enters ... - if( gMC->IsTrackEntering()) { -// gMC->SetMaxStep(fMaxStepGas); - Double_t tc = mom[0]*mom[0]+mom[1]*mom[1]; - Double_t rt = TMath::Sqrt(tc); - theta = Float_t(TMath::ATan2(rt,Double_t(mom[2])))*kRaddeg; - phi = Float_t(TMath::ATan2(Double_t(mom[1]),Double_t(mom[0])))*kRaddeg; - - - Double_t localTc = localMom[0]*localMom[0]+localMom[2]*localMom[2]; - Double_t localRt = TMath::Sqrt(localTc); - localTheta = Float_t(TMath::ATan2(localRt,Double_t(localMom[1])))*kRaddeg; - localPhi = Float_t(TMath::ATan2(Double_t(localMom[2]),Double_t(localMom[0])))*kRaddeg; - - hits[0] = Float_t(ipart); // particle type - hits[1] = localPos[0]; // X-position for hit - hits[2] = localPos[1]; // Y-position for hit - hits[3] = localPos[2]; // Z-position for hit - hits[4] = localTheta; // theta angle of incidence - hits[5] = localPhi; // phi angle of incidence - hits[8] = (Float_t) fNSDigits; // first sdigit - hits[9] = -1; // last pad hit - hits[13] = fFreonProd; // did id hit the freon? - hits[14] = mom[0]; - hits[15] = mom[1]; - hits[16] = mom[2]; - hits[18] = 0; // dummy cerenkov angle - - tlength = 0; - eloss = 0; - fFreonProd = 0; - - Chamber(idvol).LocaltoGlobal(localPos,hits+1); - - - //To make chamber coordinates x-y had to pass localPos[0], localPos[2] - xhit = localPos[0]; - yhit = localPos[2]; - // Only if not trigger chamber - if(idvolAt(idvol)) - ->SigGenInit(localPos[0], localPos[2], localPos[1]); - } - } - - // - // Calculate the charge induced on a pad (disintegration) in case - // - // Mip left chamber ... - if( gMC->IsTrackExiting() || gMC->IsTrackStop() || gMC->IsTrackDisappeared()){ - gMC->SetMaxStep(kBig); - eloss += destep; - tlength += step; - - - // Only if not trigger chamber - if(idvol 0) - { - if(gMC->TrackPid() == kNeutron) - printf("\n\n\n\n\n Neutron Making Pad Hit!!! \n\n\n\n"); - nPads = Hits2SDigits(xhit,yhit,eloss,idvol,kMip); - hits[17] = nPads; - //printf("nPads:%d",nPads); - } - } - - hits[6]=tlength; - hits[7]=eloss; - if (fNSDigits > (Int_t)hits[8]) { - hits[8]= hits[8]+1; - hits[9]= (Float_t) fNSDigits; - } - - //if(sector !=-1) - new(lhits[fNhits++]) AliRICHHit(fIshunt,gAlice->CurrentTrack(),vol,hits); - eloss = 0; - // - // Check additional signal generation conditions - // defined by the segmentation - // model (boundary crossing conditions) - } else if - //PH (((AliRICHChamber*) (*fChambers)[idvol]) - (((AliRICHChamber*)fChambers->At(idvol)) - ->SigGenCond(localPos[0], localPos[2], localPos[1])) - { - //PH ((AliRICHChamber*) (*fChambers)[idvol]) - ((AliRICHChamber*)fChambers->At(idvol)) - ->SigGenInit(localPos[0], localPos[2], localPos[1]); - if (eloss > 0) - { - if(gMC->TrackPid() == kNeutron) - printf("\n\n\n\n\n Neutron Making Pad Hit!!! \n\n\n\n"); - nPads = Hits2SDigits(xhit,yhit,eloss,idvol,kMip); - hits[17] = nPads; - //printf("Npads:%d",NPads); - } - xhit = localPos[0]; - yhit = localPos[2]; - eloss = destep; - tlength += step ; - // - // nothing special happened, add up energy loss - } else { - eloss += destep; - tlength += step ; - } - } - } - /*************************************************End of MIP treatment**************************************/ - //} -}//void AliRICH::StepManager() - -void AliRICH::FindClusters(Int_t nev,Int_t lastEntry) -{ - -// -// Loop on chambers and on cathode planes -// - for (Int_t icat=1;icat<2;icat++) { - gAlice->ResetDigits(); - gAlice->TreeD()->GetEvent(0); - for (Int_t ich=0;ichAt(ich); - TClonesArray *pRICHdigits = this->DigitsAddress(ich); - if (pRICHdigits == 0) - continue; - // - // Get ready the current chamber stuff - // - AliRICHResponse* response = iChamber->GetResponseModel(); - AliSegmentation* seg = iChamber->GetSegmentationModel(); - AliRICHClusterFinder* rec = iChamber->GetReconstructionModel(); - if (seg) { - rec->SetSegmentation(seg); - rec->SetResponse(response); - rec->SetDigits(pRICHdigits); - rec->SetChamber(ich); - if (nev==0) rec->CalibrateCOG(); - rec->FindRawClusters(); - } - TClonesArray *fRch; - fRch=RawClustAddress(ich); - fRch->Sort(); - } // for ich - - gAlice->TreeR()->Fill(); - TClonesArray *fRch; - for (int i=0;iGetEntriesFast(); - printf ("Chamber %d, raw clusters %d\n",i,nraw); - } - - ResetRawClusters(); - - } // for icat - - char hname[30]; - sprintf(hname,"TreeR%d",nev); - gAlice->TreeR()->Write(hname,kOverwrite,0); - gAlice->TreeR()->Reset(); - - //gObjectTable->Print(); -} - -AliRICHSDigit* AliRICH::FirstPad(AliRICHHit* hit,TClonesArray *clusters ) + if(cR&&fLoader->TreeR()){//R + CreateClusters(); + for(Int_t i=0;iTreeR(),Form("%sClusters%d",GetName(),i+1), &((*fClusters)[i]), kBufferSize, 0); + }//R + if(GetDebug())Info("MakeBranch","Stop."); +}//void AliRICH::MakeBranch(Option_t* option) +//__________________________________________________________________________________________________ +void AliRICH::SetTreeAddress() { -// - // Initialise the pad iterator - // Return the address of the first sdigit for hit - TClonesArray *theClusters = clusters; - Int_t nclust = theClusters->GetEntriesFast(); - if (nclust && hit->PHlast() > 0) { - sMaxIterPad=Int_t(hit->PHlast()); - sCurIterPad=Int_t(hit->PHfirst()); - return (AliRICHSDigit*) clusters->UncheckedAt(sCurIterPad-1); - } else { - return 0; - } - -} - -AliRICHSDigit* AliRICH::NextPad(TClonesArray *clusters) +//Set branch address for the Hits and Digits Tree. + if(GetDebug())Info("SetTreeAddress","Start."); + + TBranch *branch; + + if(fLoader->TreeH()){//H + if(GetDebug())Info("SetTreeAddress","tree H is requested."); + CreateHits();//branch map will be in AliDetector::SetTreeAddress + }//H + AliDetector::SetTreeAddress();//this is after TreeH because we need to guarantee that fHits array is created + + if(fLoader->TreeS()){//S + if(GetDebug())Info("SetTreeAddress","tree S is requested."); + branch=fLoader->TreeS()->GetBranch(GetName()); if(branch){CreateSDigits(); branch->SetAddress(&fSdigits);} + }//S + + if(fLoader->TreeD()){//D + if(GetDebug())Info("SetTreeAddress","tree D is requested."); + for(int i=0;iTreeD()->GetBranch(Form("%s%d",GetName(),i+1)); + if(branch){CreateDigits(); branch->SetAddress(&((*fDigitsNew)[i]));} + } + }//D + + if(fLoader->TreeR()){//R + if(GetDebug())Info("SetTreeAddress","tree R is requested."); + for(int i=0;iTreeR()->GetBranch(Form("%sClusters%d" ,GetName(),i+1)); + if(branch){CreateClusters(); branch->SetAddress(&((*fClusters)[i]));} + } + }//R + if(GetDebug())Info("SetTreeAddress","Stop."); +}//void AliRICH::SetTreeAddress() +//__________________________________________________________________________________________________ +void AliRICH::Print(Option_t *option)const +{ +//Debug printout + TObject::Print(option); + P()->Dump(); + fChambers->Print(option); +}//void AliRICH::Print(Option_t *option)const +//__________________________________________________________________________________________________ +void AliRICH::CreateGeometry() { - - // Iterates over pads +//Creates detailed geometry simulation (currently GEANT volumes tree) + if(GetDebug())Info("CreateGeometry","Start."); +//Opaque quartz thickness + Float_t oquaThickness = .5; +//CsI dimensions + Float_t pcX=P()->PcSizeX(); + Float_t pcY=P()->PcSizeY(); - sCurIterPad++; - if (sCurIterPad <= sMaxIterPad) { - return (AliRICHSDigit*) clusters->UncheckedAt(sCurIterPad-1); - } else { - return 0; - } -} - -AliRICH& AliRICH::operator=(const AliRICH& rhs) -{ -// Assignment operator - return *this; + Int_t *idtmed = fIdtmed->GetArray()-999; -} - -void AliRICH::DiagnosticsFE(Int_t evNumber1,Int_t evNumber2) -{ - - Int_t NpadX = 162; // number of pads on X - Int_t NpadY = 162; // number of pads on Y - - Int_t Pad[162][162]; - for (Int_t i=0;iGsvolu("RICH", "BOX ", idtmed[1009], par, 3); +//Air + par[0]=66.3; par[1] = 13; par[2] = 68.35; gMC->Gsvolu("SRIC", "BOX ", idtmed[1000], par, 3); +//Air 2 (cutting the lower part of the box) + par[0]=1.25; par[1] = 3; par[2] = 70.86; gMC->Gsvolu("AIR2", "BOX ", idtmed[1000], par, 3); +//Air 3 (cutting the lower part of the box) + par[0]=66.3; par[1] = 3; par[2] = 1.2505; gMC->Gsvolu("AIR3", "BOX ", idtmed[1000], par, 3); +//Honeycomb + par[0]=66.3;par[1]=0.188; par[2] = 68.35; gMC->Gsvolu("HONE", "BOX ", idtmed[1001], par, 3); +//Aluminium sheet + par[0]=66.3;par[1]=0.025;par[2]=68.35; gMC->Gsvolu("ALUM", "BOX ", idtmed[1009], par, 3); + //par[0] = 66.5; par[1] = .025; par[2] = 63.1; +//Quartz + par[0]=P()->QuartzWidth()/2;par[1]=P()->QuartzThickness()/2;par[2]=P()->QuartzLength()/2; + gMC->Gsvolu("QUAR", "BOX ", idtmed[1002], par, 3); +//Spacers (cylinders) + par[0]=0.;par[1]=.5;par[2]=P()->FreonThickness()/2; gMC->Gsvolu("SPAC", "TUBE", idtmed[1002], par, 3); +//Feet (freon slabs supports) + par[0] = .7; par[1] = .3; par[2] = 1.9; gMC->Gsvolu("FOOT", "BOX", idtmed[1009], par, 3); +//Opaque quartz + par[0]=P()->QuartzWidth()/2;par[1]= .2;par[2]=P()->QuartzLength()/2; + gMC->Gsvolu("OQUA", "BOX ", idtmed[1007], par, 3); +//Frame of opaque quartz + par[0]=P()->OuterFreonWidth()/2;par[1]=P()->FreonThickness()/2;par[2]=P()->OuterFreonLength()/2; + gMC->Gsvolu("OQF1", "BOX ", idtmed[1007], par, 3); + par[0]=P()->InnerFreonWidth()/2;par[1]=P()->FreonThickness()/2;par[2]=P()->InnerFreonLength()/2; + gMC->Gsvolu("OQF2", "BOX ", idtmed[1007], par, 3); +//Freon + par[0]=P()->OuterFreonWidth()/2 - oquaThickness; + par[1]=P()->FreonThickness()/2; + par[2]=P()->OuterFreonLength()/2 - 2*oquaThickness; + gMC->Gsvolu("FRE1", "BOX ", idtmed[1003], par, 3); + + par[0]=P()->InnerFreonWidth()/2 - oquaThickness; + par[1]=P()->FreonThickness()/2; + par[2]=P()->InnerFreonLength()/2 - 2*oquaThickness; + gMC->Gsvolu("FRE2", "BOX ", idtmed[1003], par, 3); +//Methane + par[0]=pcX/2;par[1]=P()->GapThickness()/2;par[2]=pcY/2; gMC->Gsvolu("META","BOX ",idtmed[1004], par, 3); +//Methane gap + par[0]=pcX/2;par[1]=P()->ProximityGap()/2;par[2]=pcY/2;gMC->Gsvolu("GAP ","BOX ",(*fIdtmed)[kGAP],par,3); +//CsI PC + par[0]=pcX/2;par[1]=.25;par[2]=pcY/2; gMC->Gsvolu("CSI ", "BOX ", (*fIdtmed)[kCSI], par, 3); +//Anode grid + par[0] = 0.;par[1] = .001;par[2] = 20.; gMC->Gsvolu("GRID", "TUBE", idtmed[1006], par, 3); + +//Wire supports +//Bar of metal + par[0]=pcX/2;par[1]=1.05;par[2]=1.05; gMC->Gsvolu("WSMe", "BOX ", idtmed[1009], par, 3); +//Ceramic pick up (base) + par[0]=pcX/2;par[1]= .25;par[2]=1.05; gMC->Gsvolu("WSG1", "BOX ", idtmed[1010], par, 3); +//Ceramic pick up (head) + par[0] = pcX/2;par[1] = .1;par[2] = .1; gMC->Gsvolu("WSG2", "BOX ", idtmed[1010], par, 3); + +//Aluminium supports for methane and CsI +//Short bar + par[0]=pcX/2;par[1]=P()->GapThickness()/2 + .25; par[2] = (68.35 - pcY/2)/2; + gMC->Gsvolu("SMSH", "BOX", idtmed[1009], par, 3); +//Long bar + par[0]=(66.3 - pcX/2)/2;par[1]=P()->GapThickness()/2+.25;par[2]=pcY/2+68.35-pcY/2; + gMC->Gsvolu("SMLG", "BOX", idtmed[1009], par, 3); + +//Aluminium supports for freon +//Short bar + par[0] = P()->QuartzWidth()/2; par[1] = .3; par[2] = (68.35 - P()->QuartzLength()/2)/2; + gMC->Gsvolu("SFSH", "BOX", idtmed[1009], par, 3); +//Long bar + par[0] = (66.3 - P()->QuartzWidth()/2)/2; par[1] = .3; + par[2] = P()->QuartzLength()/2 + 68.35 - P()->QuartzLength()/2; + gMC->Gsvolu("SFLG", "BOX", idtmed[1009], par, 3); +//PCB backplane + par[0] = pcX/2;par[1] = .25; par[2] = pcY/4 -.5025; gMC->Gsvolu("PCB ", "BOX", idtmed[1011], par, 3); + +//Backplane supports +//Aluminium slab + par[0] = 33.15;par[1] = 2;par[2] = 21.65; gMC->Gsvolu("BACK", "BOX", idtmed[1009], par, 3); +//Big hole + par[0] = 9.05; par[1] = 2; par[2] = 4.4625; gMC->Gsvolu("BKHL", "BOX", idtmed[1000], par, 3); +//Small hole + par[0] = 5.7;par[1] = 2;par[2] = 4.4625; gMC->Gsvolu("BKHS", "BOX", idtmed[1000], par, 3); +//Place holes inside backplane support + gMC->Gspos("BKHS", 1, "BACK", .8 + 5.7,0., .6 + 4.4625, 0, "ONLY"); + gMC->Gspos("BKHS", 2, "BACK", -.8 - 5.7,0., .6 + 4.4625, 0, "ONLY"); + gMC->Gspos("BKHS", 3, "BACK", .8 + 5.7,0., -.6 - 4.4625, 0, "ONLY"); + gMC->Gspos("BKHS", 4, "BACK", -.8 - 5.7,0., -.6 - 4.4625, 0, "ONLY"); + gMC->Gspos("BKHS", 5, "BACK", .8 + 5.7,0., .6 + 8.925 + 1.2 + 4.4625, 0, "ONLY"); + gMC->Gspos("BKHS", 6, "BACK", -.8 - 5.7,0., .6 + 8.925 + 1.2 + 4.4625, 0, "ONLY"); + gMC->Gspos("BKHS", 7, "BACK", .8 + 5.7,0., -.6 - 8.925 - 1.2 - 4.4625, 0, "ONLY"); + gMC->Gspos("BKHS", 8, "BACK", -.8 - 5.7,0., -.6 - 8.925 - 1.2 - 4.4625, 0, "ONLY"); + gMC->Gspos("BKHL", 1, "BACK", .8 + 11.4 + 1.6 + 9.05, 0., .6 + 4.4625, 0, "ONLY"); + gMC->Gspos("BKHL", 2, "BACK", -.8 - 11.4 - 1.6 - 9.05, 0., .6 + 4.4625, 0, "ONLY"); + gMC->Gspos("BKHL", 3, "BACK", .8 + 11.4 + 1.6 + 9.05, 0., -.6 - 4.4625, 0, "ONLY"); + gMC->Gspos("BKHL", 4, "BACK", -.8 - 11.4 - 1.6 - 9.05, 0., -.6 - 4.4625, 0, "ONLY"); + gMC->Gspos("BKHL", 5, "BACK", .8 + 11.4+ 1.6 + 9.05, 0., .6 + 8.925 + 1.2 + 4.4625, 0, "ONLY"); + gMC->Gspos("BKHL", 6, "BACK", -.8 - 11.4 - 1.6 - 9.05, 0., .6 + 8.925 + 1.2 + 4.4625, 0, "ONLY"); + gMC->Gspos("BKHL", 7, "BACK", .8 + 11.4 + 1.6 + 9.05, 0., -.6 - 8.925 - 1.2 - 4.4625, 0, "ONLY"); + gMC->Gspos("BKHL", 8, "BACK", -.8 - 11.4 - 1.6 - 9.05, 0., -.6 - 8.925 - 1.2 - 4.4625, 0, "ONLY"); +//Place material inside RICH + gMC->Gspos("SRIC", 1, "RICH", 0.,0., 0., 0, "ONLY"); + gMC->Gspos("AIR2", 1, "RICH", 66.3 + 1.2505, 1.276-P()->GapThickness()/2-P()->QuartzThickness()-P()->FreonThickness()- .4 - .6 - .05 - .376 -.5 - 3.35, 0., 0, "ONLY"); + gMC->Gspos("AIR2", 2, "RICH", -66.3 - 1.2505,1.276-P()->GapThickness()/2-P()->QuartzThickness()-P()->FreonThickness()- .4 - .6 - .05 - .376 -.5 - 3.35, 0., 0, "ONLY"); + gMC->Gspos("AIR3", 1, "RICH", 0., 1.276-P()->GapThickness()/2 - P()->QuartzThickness() - P()->FreonThickness()- .4 - .6 - .05 - .376 -.5 - 3.35, -68.35 - 1.25, 0, "ONLY"); + gMC->Gspos("AIR3", 2, "RICH", 0., 1.276 - P()->GapThickness()/2 - P()->QuartzThickness() - P()->FreonThickness()- .4 - .6 - .05 - .376 -.5 - 3.35, 68.35 + 1.25, 0, "ONLY"); + gMC->Gspos("ALUM", 1, "SRIC", 0., 1.276 - P()->GapThickness()/2 - P()->QuartzThickness() - P()->FreonThickness()- .4 - .6 - .05 - .376 -.025, 0., 0, "ONLY"); + gMC->Gspos("HONE", 1, "SRIC", 0., 1.276- P()->GapThickness()/2 - P()->QuartzThickness() - P()->FreonThickness()- .4 - .6 - .05 - .188, 0., 0, "ONLY"); + gMC->Gspos("ALUM", 2, "SRIC", 0., 1.276 - P()->GapThickness()/2 - P()->QuartzThickness() - P()->FreonThickness()- .4 - .6 - .025, 0., 0, "ONLY"); + gMC->Gspos("FOOT", 1, "SRIC", 64.95, 1.276 - P()->GapThickness()/2 - P()->QuartzThickness() - P()->FreonThickness()- .4 - .3, 36.9, 0, "ONLY"); + gMC->Gspos("FOOT", 2, "SRIC", 21.65, 1.276 - P()->GapThickness()/2 - P()->QuartzThickness() - P()->FreonThickness()- .4 - .3 , 36.9, 0, "ONLY"); + gMC->Gspos("FOOT", 3, "SRIC", -21.65, 1.276 - P()->GapThickness()/2 - P()->QuartzThickness() - P()->FreonThickness()- .4 - .3, 36.9, 0, "ONLY"); + gMC->Gspos("FOOT", 4, "SRIC", -64.95, 1.276 - P()->GapThickness()/2 - P()->QuartzThickness() - P()->FreonThickness()- .4 - .3, 36.9, 0, "ONLY"); + gMC->Gspos("FOOT", 5, "SRIC", 64.95, 1.276 - P()->GapThickness()/2 - P()->QuartzThickness() - P()->FreonThickness()- .4 - .3, -36.9, 0, "ONLY"); + gMC->Gspos("FOOT", 6, "SRIC", 21.65, 1.276 - P()->GapThickness()/2 - P()->QuartzThickness() - P()->FreonThickness()- .4 - .3, -36.9, 0, "ONLY"); + gMC->Gspos("FOOT", 7, "SRIC", -21.65, 1.276 - P()->GapThickness()/2 - P()->QuartzThickness() - P()->FreonThickness()- .4 - .3, -36.9, 0, "ONLY"); + gMC->Gspos("FOOT", 8, "SRIC", -64.95, 1.276 - P()->GapThickness()/2 - P()->QuartzThickness() - P()->FreonThickness()- .4 - .3, -36.9, 0, "ONLY"); + gMC->Gspos("OQUA", 1, "SRIC", 0., 1.276 - P()->GapThickness()/2 - P()->QuartzThickness() - P()->FreonThickness()- .2, 0., 0, "ONLY"); +// Methane supports + gMC->Gspos("SMLG", 1, "SRIC", pcX/2 + (66.3 - pcX/2)/2, 1.276 + .25, 0., 0, "ONLY"); + gMC->Gspos("SMLG", 2, "SRIC", - pcX/2 - (66.3 - pcX/2)/2, 1.276 + .25, 0., 0, "ONLY"); + gMC->Gspos("SMSH", 1, "SRIC", 0., 1.276 + .25, pcY/2 + (68.35 - pcY/2)/2, 0, "ONLY"); + gMC->Gspos("SMSH", 2, "SRIC", 0., 1.276 + .25, - pcY/2 - (68.35 - pcY/2)/2, 0, "ONLY"); +//Freon supports + Float_t suppY = 1.276 - P()->GapThickness()/2- P()->QuartzThickness() -P()->FreonThickness() - .2 + .3; //y position of freon supports + gMC->Gspos("SFLG", 1, "SRIC", P()->QuartzWidth()/2 + (66.3 - P()->QuartzWidth()/2)/2, suppY, 0., 0, "ONLY"); + gMC->Gspos("SFLG", 2, "SRIC", - P()->QuartzWidth()/2 - (66.3 - P()->QuartzWidth()/2)/2, suppY, 0., 0, "ONLY"); + gMC->Gspos("SFSH", 1, "SRIC", 0., suppY, P()->QuartzLength()/2 + (68.35 - P()->QuartzLength()/2)/2, 0, "ONLY"); + gMC->Gspos("SFSH", 2, "SRIC", 0., suppY, - P()->QuartzLength()/2 - (68.35 - P()->QuartzLength()/2)/2, 0, "ONLY"); + AliMatrix(idrotm[1019], 0., 0., 90., 0., 90., 90.); +//Place spacers + Int_t nspacers = 30; + for (i = 0; i < nspacers/3; i++) { + zs = -11.6/2 + (TMath::Abs(nspacers/6) - i) * 12.2; + gMC->Gspos("SPAC", i, "FRE1", 10.5, 0., zs, idrotm[1019], "ONLY"); //Original settings + } + for (i = nspacers/3; i < (nspacers*2)/3; i++) { + zs = -11.6/2 + (nspacers/3 + TMath::Abs(nspacers/6) - i) * 12.2; + gMC->Gspos("SPAC", i, "FRE1", 0, 0., zs, idrotm[1019], "ONLY"); //Original settings + } + for (i = (nspacers*2)/3; i < nspacers; ++i) { + zs = -11.6/2 + ((nspacers*2)/3 + TMath::Abs(nspacers/6) - i) * 12.2; + gMC->Gspos("SPAC", i, "FRE1", -10.5, 0., zs, idrotm[1019], "ONLY"); //Original settings + } + for (i = 0; i < nspacers/3; i++) { + zs = -11.6/2 + (TMath::Abs(nspacers/6) - i) * 12.2; + gMC->Gspos("SPAC", i, "FRE2", 10.5, 0., zs, idrotm[1019], "ONLY"); //Original settings + } + for (i = nspacers/3; i < (nspacers*2)/3; i++) { + zs = -11.6/2 + (nspacers/3 + TMath::Abs(nspacers/6) - i) * 12.2; + gMC->Gspos("SPAC", i, "FRE2", 0, 0., zs, idrotm[1019], "ONLY"); //Original settings + } + for (i = (nspacers*2)/3; i < nspacers; ++i) { + zs = -11.6/2 + ((nspacers*2)/3 + TMath::Abs(nspacers/6) - i) * 12.2; + gMC->Gspos("SPAC", i, "FRE2", -10.5, 0., zs, idrotm[1019], "ONLY"); //Original settings + } + gMC->Gspos("FRE1", 1, "OQF1", 0., 0., 0., 0, "ONLY"); + gMC->Gspos("FRE2", 1, "OQF2", 0., 0., 0., 0, "ONLY"); + gMC->Gspos("OQF1", 1, "SRIC", P()->OuterFreonWidth()/2 + P()->InnerFreonWidth()/2 + 2, 1.276 - P()->GapThickness()/2- P()->QuartzThickness() -P()->FreonThickness()/2, 0., 0, "ONLY"); //Original settings (31.3) + gMC->Gspos("OQF2", 2, "SRIC", 0., 1.276 - P()->GapThickness()/2 - P()->QuartzThickness() - P()->FreonThickness()/2, 0., 0, "ONLY"); //Original settings + gMC->Gspos("OQF1", 3, "SRIC", - (P()->OuterFreonWidth()/2 + P()->InnerFreonWidth()/2) - 2, 1.276 - P()->GapThickness()/2 - P()->QuartzThickness() - P()->FreonThickness()/2, 0., 0, "ONLY"); //Original settings (-31.3) + gMC->Gspos("QUAR", 1, "SRIC", 0., 1.276 - P()->GapThickness()/2 - P()->QuartzThickness()/2, 0., 0, "ONLY"); + gMC->Gspos("GAP ", 1, "META", 0., P()->GapThickness()/2 - P()->ProximityGap()/2 - 0.0001, 0., 0, "ONLY"); + gMC->Gspos("META", 1, "SRIC", 0., 1.276, 0., 0, "ONLY"); + gMC->Gspos("CSI ", 1, "SRIC", 0., 1.276 + P()->GapThickness()/2 + .25, 0., 0, "ONLY"); +//Wire support placing + gMC->Gspos("WSG2", 1, "GAP ", 0., P()->ProximityGap()/2 - .1, 0., 0, "ONLY"); + gMC->Gspos("WSG1", 1, "CSI ", 0., 0., 0., 0, "ONLY"); + gMC->Gspos("WSMe", 1, "SRIC ", 0., 1.276 + P()->GapThickness()/2 + .5 + 1.05, 0., 0, "ONLY"); +//Backplane placing + gMC->Gspos("BACK", 1, "SRIC ", -33.15, 1.276 + P()->GapThickness()/2 + .5 + 2.1 + 2, 43.3, 0, "ONLY"); + gMC->Gspos("BACK", 2, "SRIC ", 33.15, 1.276 + P()->GapThickness()/2 + .5 + 2.1 + 2 , 43.3, 0, "ONLY"); + gMC->Gspos("BACK", 3, "SRIC ", -33.15, 1.276 + P()->GapThickness()/2 + .5 + 2.1 + 2, 0., 0, "ONLY"); + gMC->Gspos("BACK", 4, "SRIC ", 33.15, 1.276 + P()->GapThickness()/2 + .5 + 2.1 + 2, 0., 0, "ONLY"); + gMC->Gspos("BACK", 5, "SRIC ", 33.15, 1.276 + P()->GapThickness()/2 + .5 + 2.1 + 2, -43.3, 0, "ONLY"); + gMC->Gspos("BACK", 6, "SRIC ", -33.15, 1.276 + P()->GapThickness()/2 + .5 + 2.1 + 2, -43.3, 0, "ONLY"); +//PCB placing + gMC->Gspos("PCB ", 1, "SRIC ", 0., 1.276 + P()->GapThickness()/2 + .5 + 1.05, pcX/4 + .5025 + 2.5, 0, "ONLY"); + gMC->Gspos("PCB ", 2, "SRIC ", 0., 1.276 + P()->GapThickness()/2 + .5 + 1.05, -pcX/4 - .5025 - 2.5, 0, "ONLY"); + +//place chambers into mother volume ALIC + for(int i=1;i<=kNCH;i++){ + AliMatrix(idrotm[1000+i],C(i)->ThetaXd(),C(i)->PhiXd(), + C(i)->ThetaYd(),C(i)->PhiYd(), + C(i)->ThetaZd(),C(i)->PhiZd()); + gMC->Gspos("RICH",i,"ALIC",C(i)->X(),C(i)->Y(),C(i)->Z(),idrotm[1000+i], "ONLY"); } - - // Create some histograms - - TH1F *pionspectra1 = new TH1F("pionspectra1","Pion Spectra",200,-4,2); - TH1F *pionspectra2 = new TH1F("pionspectra2","Pion Spectra",200,-4,2); - TH1F *pionspectra3 = new TH1F("pionspectra3","Pion Spectra",200,-4,2); - TH1F *protonspectra1 = new TH1F("protonspectra1","Proton Spectra",200,-4,2); - TH1F *protonspectra2 = new TH1F("protonspectra2","Proton Spectra",200,-4,2); - TH1F *protonspectra3 = new TH1F("protonspectra3","Proton Spectra",200,-4,2); - TH1F *kaonspectra1 = new TH1F("kaonspectra1","Kaon Spectra",100,-4,2); - TH1F *kaonspectra2 = new TH1F("kaonspectra2","Kaon Spectra",100,-4,2); - TH1F *kaonspectra3 = new TH1F("kaonspectra3","Kaon Spectra",100,-4,2); - TH1F *electronspectra1 = new TH1F("electronspectra1","Electron Spectra",100,-4,2); - TH1F *electronspectra2 = new TH1F("electronspectra2","Electron Spectra",100,-4,2); - TH1F *electronspectra3 = new TH1F("electronspectra3","Electron Spectra",100,-4,2); - TH1F *muonspectra1 = new TH1F("muonspectra1","Muon Spectra",100,-4,2); - TH1F *muonspectra2 = new TH1F("muonspectra2","Muon Spectra",100,-4,2); - TH1F *muonspectra3 = new TH1F("muonspectra3","Muon Spectra",100,-4,2); - TH1F *neutronspectra1 = new TH1F("neutronspectra1","Neutron Spectra",100,-4,2); - TH1F *neutronspectra2 = new TH1F("neutronspectra2","Neutron Spectra",100,-4,2); - TH1F *neutronspectra3 = new TH1F("neutronspectra2","Neutron Spectra",100,-4,2); - TH1F *chargedspectra1 = new TH1F("chargedspectra1","Charged particles above 1 GeV Spectra",100,-1,3); - TH1F *chargedspectra2 = new TH1F("chargedspectra2","Charged particles above 1 GeV Spectra",100,-1,3); - TH1F *chargedspectra3 = new TH1F("chargedspectra2","Charged particles above 1 GeV Spectra",100,-1,3); - TH1F *pionptspectrafinal = new TH1F("pionptspectrafinal","Primary Pions Transverse Momenta at HMPID",20,0,5); - TH1F *pionptspectravertex = new TH1F("pionptspectravertex","Primary Pions Transverse Momenta at vertex",20,0,5); - TH1F *kaonptspectrafinal = new TH1F("kaonptspectrafinal","Primary Kaons Transverse Momenta at HMPID",20,0,5); - TH1F *kaonptspectravertex = new TH1F("kaonptspectravertex","Primary Kaons Transverse Momenta at vertex",20,0,5); - //TH1F *hitsPhi = new TH1F("hitsPhi","Distribution of phi angle of incidence",100,-180,180); - TH1F *hitsTheta = new TH1F("hitsTheta","Distribution of Theta angle of incidence, all tracks",100,0,50); - TH1F *hitsTheta500MeV = new TH1F("hitsTheta500MeV","Distribution of Theta angle of incidence, 0.5-1 GeV primary tracks",100,0,50); - TH1F *hitsTheta1GeV = new TH1F("hitsTheta1GeV","Distribution of Theta angle of incidence, 1-2 GeV primary tracks",100,0,50); - TH1F *hitsTheta2GeV = new TH1F("hitsTheta2GeV","Distribution of Theta angle of incidence, 2-3 GeV primary tracks",100,0,50); - TH1F *hitsTheta3GeV = new TH1F("hitsTheta3GeV","Distribution of Theta angle of incidence, >3 GeV primary tracks",100,0,50); - TH2F *production = new TH2F("production","Mother production vertices",100,-300,300,100,0,600); - - - - -// Start loop over events - - Int_t pion=0, kaon=0, proton=0, electron=0, positron=0, neutron=0, highneutrons=0, muon=0; - Int_t chargedpions=0,primarypions=0,highprimarypions=0,chargedkaons=0,primarykaons=0,highprimarykaons=0; - Int_t photons=0, primaryphotons=0, highprimaryphotons=0; - TRandom* random=0; - - for (int nev=0; nev<= evNumber2; nev++) { - Int_t nparticles = gAlice->GetEvent(nev); - - - printf ("Event number : %d\n",nev); - printf ("Number of particles: %d\n",nparticles); - if (nev < evNumber1) continue; - if (nparticles <= 0) return; - -// Get pointers to RICH detector and Hits containers - - AliRICH *pRICH = (AliRICH *) gAlice->GetDetector("RICH"); - - TTree *treeH = gAlice->TreeH(); - Int_t ntracks =(Int_t) treeH->GetEntries(); - -// Start loop on tracks in the hits containers - - for (Int_t track=0; trackResetHits(); - treeH->GetEvent(track); - - for(AliRICHHit* mHit=(AliRICHHit*)pRICH->FirstHit(-1); - mHit; - mHit=(AliRICHHit*)pRICH->NextHit()) - { - //Int_t nch = mHit->fChamber; // chamber number - //Float_t x = mHit->X(); // x-pos of hit - //Float_t y = mHit->Z(); // y-pos - //Float_t z = mHit->Y(); - //Float_t phi = mHit->Phi(); //Phi angle of incidence - Float_t theta = mHit->Theta(); //Theta angle of incidence - Float_t px = mHit->MomX(); - Float_t py = mHit->MomY(); - Int_t index = mHit->Track(); - Int_t particle = (Int_t)(mHit->Particle()); - Float_t R; - Float_t PTfinal; - Float_t PTvertex; - - TParticle *current = gAlice->Particle(index); - - //Float_t energy=current->Energy(); - - R=TMath::Sqrt(current->Vx()*current->Vx() + current->Vy()*current->Vy()); - PTfinal=TMath::Sqrt(px*px + py*py); - PTvertex=TMath::Sqrt(current->Px()*current->Px() + current->Py()*current->Py()); - - - - if (TMath::Abs(particle) < 10000000) - { - hitsTheta->Fill(theta,(float) 1); - if (R<5) - { - if (PTvertex>.5 && PTvertex<=1) - { - hitsTheta500MeV->Fill(theta,(float) 1); - } - if (PTvertex>1 && PTvertex<=2) - { - hitsTheta1GeV->Fill(theta,(float) 1); - } - if (PTvertex>2 && PTvertex<=3) - { - hitsTheta2GeV->Fill(theta,(float) 1); - } - if (PTvertex>3) - { - hitsTheta3GeV->Fill(theta,(float) 1); - } - } - - } - - //if (nch == 3) - //{ - - //printf("Particle type: %d\n",current->GetPdgCode()); - if (TMath::Abs(particle) < 50000051) - { - //if (TMath::Abs(particle) == 50000050 || TMath::Abs(particle) == 2112) - if (TMath::Abs(particle) == 2112 || TMath::Abs(particle) == 50000050) - { - //gMC->Rndm(&random, 1); - if (random->Rndm() < .1) - production->Fill(current->Vz(),R,(float) 1); - if (TMath::Abs(particle) == 50000050) - //if (TMath::Abs(particle) > 50000000) - { - photons +=1; - if (R<5) - { - primaryphotons +=1; - if (current->Energy()>0.001) - highprimaryphotons +=1; - } - } - if (TMath::Abs(particle) == 2112) - { - neutron +=1; - if (current->Energy()>0.0001) - highneutrons +=1; - } - } - if (TMath::Abs(particle) < 50000000) - { - production->Fill(current->Vz(),R,(float) 1); - //printf("Adding %d at %f\n",particle,R); - } - //mip->Fill(x,y,(float) 1); - } - - if (TMath::Abs(particle)==211 || TMath::Abs(particle)==111) - { - if (R<5) - { - pionptspectravertex->Fill(PTvertex,(float) 1); - pionptspectrafinal->Fill(PTfinal,(float) 1); - } - } - - if (TMath::Abs(particle)==321 || TMath::Abs(particle)==130 || TMath::Abs(particle)==310 - || TMath::Abs(particle)==311) - { - if (R<5) - { - kaonptspectravertex->Fill(PTvertex,(float) 1); - kaonptspectrafinal->Fill(PTfinal,(float) 1); - } - } - - - if (TMath::Abs(particle)==211 || TMath::Abs(particle)==111) - { - pionspectra1->Fill(TMath::Log10(current->Energy() - current->GetCalcMass()),(float) 1); - //printf ("fParticle: %d, PDG code:%d\n",particle,current->GetPdgCode()); - if (current->Vx()>5 && current->Vy()>5 && current->Vz()>5) - pionspectra2->Fill(TMath::Log10(current->Energy() - current->GetCalcMass()),(float) 1); - if (R>250 && R<450) - { - pionspectra3->Fill(TMath::Log10(current->Energy() - current->GetCalcMass()),(float) 1); - //printf("\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\R:%f\n\n\n\n\n\n\n\n\n",R); - } - //printf("Pion mass: %e\n",current->GetCalcMass()); - pion +=1; - if (TMath::Abs(particle)==211) - { - chargedpions +=1; - if (R<5) - { - primarypions +=1; - if (current->Energy()>1) - highprimarypions +=1; - } - } - } - if (TMath::Abs(particle)==2212) - { - protonspectra1->Fill(TMath::Log10(current->Energy() - current->GetCalcMass()),(float) 1); - //ptspectra->Fill(Pt,(float) 1); - if (current->Vx()>5 && current->Vy()>5 && current->Vz()>5) - protonspectra2->Fill(TMath::Log10(current->Energy() - current->GetCalcMass()),(float) 1); - if (R>250 && R<450) - protonspectra3->Fill(TMath::Log10(current->Energy() - current->GetCalcMass()),(float) 1); - //printf("\n\n\n\n\n\n\nProton mass: %e\n\n\n\n\n\n\n\n\n",current->GetCalcMass()); - proton +=1; - } - if (TMath::Abs(particle)==321 || TMath::Abs(particle)==130 || TMath::Abs(particle)==310 - || TMath::Abs(particle)==311) - { - kaonspectra1->Fill(TMath::Log10(current->Energy() - current->GetCalcMass()),(float) 1); - //ptspectra->Fill(Pt,(float) 1); - if (current->Vx()>5 && current->Vy()>5 && current->Vz()>5) - kaonspectra2->Fill(TMath::Log10(current->Energy() - current->GetCalcMass()),(float) 1); - if (R>250 && R<450) - kaonspectra3->Fill(TMath::Log10(current->Energy() - current->GetCalcMass()),(float) 1); - //printf("Kaon mass: %e\n",current->GetCalcMass()); - kaon +=1; - if (TMath::Abs(particle)==321) - { - chargedkaons +=1; - if (R<5) - { - primarykaons +=1; - if (current->Energy()>1) - highprimarykaons +=1; - } - } - } - if (TMath::Abs(particle)==11) - { - electronspectra1->Fill(TMath::Log10(current->Energy() - current->GetCalcMass()),(float) 1); - //ptspectra->Fill(Pt,(float) 1); - if (current->Vx()>5 && current->Vy()>5 && current->Vz()>5) - electronspectra2->Fill(TMath::Log10(current->Energy() - current->GetCalcMass()),(float) 1); - if (R>250 && R<450) - electronspectra3->Fill(TMath::Log10(current->Energy() - current->GetCalcMass()),(float) 1); - //printf("Electron mass: %e\n",current->GetCalcMass()); - if (particle == 11) - electron +=1; - if (particle == -11) - positron +=1; - } - if (TMath::Abs(particle)==13) - { - muonspectra1->Fill(TMath::Log10(current->Energy() - current->GetCalcMass()),(float) 1); - //ptspectra->Fill(Pt,(float) 1); - if (current->Vx()>5 && current->Vy()>5 && current->Vz()>5) - muonspectra2->Fill(TMath::Log10(current->Energy() - current->GetCalcMass()),(float) 1); - if (R>250 && R<450) - muonspectra3->Fill(TMath::Log10(current->Energy() - current->GetCalcMass()),(float) 1); - //printf("Muon mass: %e\n",current->GetCalcMass()); - muon +=1; - } - if (TMath::Abs(particle)==2112) - { - neutronspectra1->Fill(TMath::Log10(current->Energy() - current->GetCalcMass()),(float) 1); - //ptspectra->Fill(Pt,(float) 1); - if (current->Vx()>5 && current->Vy()>5 && current->Vz()>5) - neutronspectra2->Fill(TMath::Log10(current->Energy() - current->GetCalcMass()),(float) 1); - if (R>250 && R<450) - { - neutronspectra3->Fill(TMath::Log10(current->Energy() - current->GetCalcMass()),(float) 1); - //printf("\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\R:%f\n\n\n\n\n\n\n\n\n",R); - } - //printf("Neutron mass: %e\n",current->GetCalcMass()); - neutron +=1; - } - if(TMath::Abs(particle)==211 || TMath::Abs(particle)==2212 || TMath::Abs(particle)==321) - { - if (current->Energy()-current->GetCalcMass()>1) - { - chargedspectra1->Fill(TMath::Log10(current->Energy() - current->GetCalcMass()),(float) 1); - if (current->Vx()>5 && current->Vy()>5 && current->Vz()>5) - chargedspectra2->Fill(TMath::Log10(current->Energy() - current->GetCalcMass()),(float) 1); - if (R>250 && R<450) - chargedspectra3->Fill(TMath::Log10(current->Energy() - current->GetCalcMass()),(float) 1); - } - } - //printf("Hits:%d\n",hit); - //printf ("Chamber number:%d x:%f y:%f\n",nch,x,y); - // Fill the histograms - //Nh1+=nhits; - //h->Fill(x,y,(float) 1); - //} - //} - } - - } - - } - // } - - TStyle *mystyle=new TStyle("Plain","mystyle"); - mystyle->SetPalette(1,0); - mystyle->cd(); - - //Create canvases, set the view range, show histograms - - TCanvas *c2 = new TCanvas("c2","Angles of incidence",150,150,100,150); - c2->Divide(2,2); - //c2->SetFillColor(42); - - c2->cd(1); - hitsTheta500MeV->SetFillColor(5); - hitsTheta500MeV->Draw(); - c2->cd(2); - hitsTheta1GeV->SetFillColor(5); - hitsTheta1GeV->Draw(); - c2->cd(3); - hitsTheta2GeV->SetFillColor(5); - hitsTheta2GeV->Draw(); - c2->cd(4); - hitsTheta3GeV->SetFillColor(5); - hitsTheta3GeV->Draw(); - - - - TCanvas *c15 = new TCanvas("c15","Mothers Production Vertices",50,50,600,600); - c15->cd(); - production->SetFillColor(42); - production->SetXTitle("z (m)"); - production->SetYTitle("R (m)"); - production->Draw(); - TCanvas *c10 = new TCanvas("c10","Pt Spectra",50,50,600,700); - c10->Divide(2,2); - c10->cd(1); - pionptspectravertex->SetFillColor(5); - pionptspectravertex->SetXTitle("Pt (GeV)"); - pionptspectravertex->Draw(); - c10->cd(2); - pionptspectrafinal->SetFillColor(5); - pionptspectrafinal->SetXTitle("Pt (GeV)"); - pionptspectrafinal->Draw(); - c10->cd(3); - kaonptspectravertex->SetFillColor(5); - kaonptspectravertex->SetXTitle("Pt (GeV)"); - kaonptspectravertex->Draw(); - c10->cd(4); - kaonptspectrafinal->SetFillColor(5); - kaonptspectrafinal->SetXTitle("Pt (GeV)"); - kaonptspectrafinal->Draw(); - + if(GetDebug())Info("CreateGeometry","Stop."); +}//void AliRICH::CreateGeometry() +//__________________________________________________________________________________________________ +void AliRICH::CreateChambers() +{ +//create all RICH Chambers on each call. Previous chambers deleted + if(fChambers) delete fChambers; + if(GetDebug())Info("CreateChambers","Creating RICH chambers."); + fChambers=new TObjArray(kNCH); + fChambers->SetOwner(); + for(int i=0;iAddAt(new AliRICHChamber(i+1,P()),i); +}//void AliRICH::CreateChambers() +//__________________________________________________________________________________________________ +void AliRICH::GenerateFeedbacks(Int_t iChamber,Float_t eloss) +{ +// Generate FeedBack photons +// eloss=0 means photon so only pulse height distribution is to be analysed. This one is done in AliRICHParam::TotQdc() - TCanvas *c16 = new TCanvas("c16","Particles Spectra II",150,150,600,350); - c16->Divide(2,1); - - c16->cd(1); - //TCanvas *c13 = new TCanvas("c13","Electron Spectra",400,10,600,700); - electronspectra1->SetFillColor(5); - electronspectra1->SetXTitle("log(GeV)"); - electronspectra2->SetFillColor(46); - electronspectra2->SetXTitle("log(GeV)"); - electronspectra3->SetFillColor(10); - electronspectra3->SetXTitle("log(GeV)"); - //c13->SetLogx(); - electronspectra1->Draw(); - electronspectra2->Draw("same"); - electronspectra3->Draw("same"); - - c16->cd(2); - //TCanvas *c14 = new TCanvas("c14","Muon Spectra",400,10,600,700); - muonspectra1->SetFillColor(5); - muonspectra1->SetXTitle("log(GeV)"); - muonspectra2->SetFillColor(46); - muonspectra2->SetXTitle("log(GeV)"); - muonspectra3->SetFillColor(10); - muonspectra3->SetXTitle("log(GeV)"); - //c14->SetLogx(); - muonspectra1->Draw(); - muonspectra2->Draw("same"); - muonspectra3->Draw("same"); - - //c16->cd(3); - //TCanvas *c16 = new TCanvas("c16","Neutron Spectra",400,10,600,700); - //neutronspectra1->SetFillColor(42); - //neutronspectra1->SetXTitle("log(GeV)"); - //neutronspectra2->SetFillColor(46); - //neutronspectra2->SetXTitle("log(GeV)"); - //neutronspectra3->SetFillColor(10); - //neutronspectra3->SetXTitle("log(GeV)"); - //c16->SetLogx(); - //neutronspectra1->Draw(); - //neutronspectra2->Draw("same"); - //neutronspectra3->Draw("same"); - - TCanvas *c9 = new TCanvas("c9","Particles Spectra",150,150,600,700); - //TCanvas *c9 = new TCanvas("c9","Pion Spectra",400,10,600,700); - c9->Divide(2,2); - - c9->cd(1); - pionspectra1->SetFillColor(5); - pionspectra1->SetXTitle("log(GeV)"); - pionspectra2->SetFillColor(46); - pionspectra2->SetXTitle("log(GeV)"); - pionspectra3->SetFillColor(10); - pionspectra3->SetXTitle("log(GeV)"); - //c9->SetLogx(); - pionspectra1->Draw(); - pionspectra2->Draw("same"); - pionspectra3->Draw("same"); - - c9->cd(2); - //TCanvas *c10 = new TCanvas("c10","Proton Spectra",400,10,600,700); - protonspectra1->SetFillColor(5); - protonspectra1->SetXTitle("log(GeV)"); - protonspectra2->SetFillColor(46); - protonspectra2->SetXTitle("log(GeV)"); - protonspectra3->SetFillColor(10); - protonspectra3->SetXTitle("log(GeV)"); - //c10->SetLogx(); - protonspectra1->Draw(); - protonspectra2->Draw("same"); - protonspectra3->Draw("same"); - - c9->cd(3); - //TCanvas *c11 = new TCanvas("c11","Kaon Spectra",400,10,600,700); - kaonspectra1->SetFillColor(5); - kaonspectra1->SetXTitle("log(GeV)"); - kaonspectra2->SetFillColor(46); - kaonspectra2->SetXTitle("log(GeV)"); - kaonspectra3->SetFillColor(10); - kaonspectra3->SetXTitle("log(GeV)"); - //c11->SetLogx(); - kaonspectra1->Draw(); - kaonspectra2->Draw("same"); - kaonspectra3->Draw("same"); - - c9->cd(4); - //TCanvas *c12 = new TCanvas("c12","Charged Particles Spectra",400,10,600,700); - chargedspectra1->SetFillColor(5); - chargedspectra1->SetXTitle("log(GeV)"); - chargedspectra2->SetFillColor(46); - chargedspectra2->SetXTitle("log(GeV)"); - chargedspectra3->SetFillColor(10); - chargedspectra3->SetXTitle("log(GeV)"); - //c12->SetLogx(); - chargedspectra1->Draw(); - chargedspectra2->Draw("same"); - chargedspectra3->Draw("same"); - - - - printf("*****************************************\n"); - printf("* Particle * Counts *\n"); - printf("*****************************************\n"); - - printf("* Pions: * %4d *\n",pion); - printf("* Charged Pions: * %4d *\n",chargedpions); - printf("* Primary Pions: * %4d *\n",primarypions); - printf("* Primary Pions (p>1GeV/c): * %4d *\n",highprimarypions); - printf("* Kaons: * %4d *\n",kaon); - printf("* Charged Kaons: * %4d *\n",chargedkaons); - printf("* Primary Kaons: * %4d *\n",primarykaons); - printf("* Primary Kaons (p>1GeV/c): * %4d *\n",highprimarykaons); - printf("* Muons: * %4d *\n",muon); - printf("* Electrons: * %4d *\n",electron); - printf("* Positrons: * %4d *\n",positron); - printf("* Protons: * %4d *\n",proton); - printf("* All Charged: * %4d *\n",(chargedpions+chargedkaons+muon+electron+positron+proton)); - printf("*****************************************\n"); - //printf("* Photons: * %3.1f *\n",photons); - //printf("* Primary Photons: * %3.1f *\n",primaryphotons); - //printf("* Primary Photons (p>1MeV/c):* %3.1f *\n",highprimaryphotons); - //printf("*****************************************\n"); - //printf("* Neutrons: * %3.1f *\n",neutron); - //printf("* Neutrons (p>100keV/c): * %3.1f *\n",highneutrons); - //printf("*****************************************\n"); - - if (gAlice->TreeD()) - { - gAlice->TreeD()->GetEvent(0); - - Float_t occ[7]; - Float_t sum=0; - Float_t mean=0; - printf("\n*****************************************\n"); - printf("* Chamber * Digits * Occupancy *\n"); - printf("*****************************************\n"); - - for (Int_t ich=0;ich<7;ich++) - { - TClonesArray *Digits = DigitsAddress(ich); // Raw clusters branch - Int_t ndigits = Digits->GetEntriesFast(); - occ[ich] = Float_t(ndigits)/(160*144); - sum += Float_t(ndigits)/(160*144); - printf("* %d * %d * %3.1f%% *\n",ich,ndigits,occ[ich]*100); - } - mean = sum/7; - printf("*****************************************\n"); - printf("* Mean occupancy * %3.1f%% *\n",mean*100); - printf("*****************************************\n"); - } - - printf("\nEnd of analysis\n"); - -} - -//_________________________________________________________________________________________________ - - -void AliRICH::DiagnosticsSE(Int_t diaglevel,Int_t evNumber1,Int_t evNumber2) -{ - -AliRICH *pRICH = (AliRICH*)gAlice->GetDetector("RICH"); - AliRICHSegmentationV0* segmentation; - AliRICHChamber* chamber; - - chamber = &(pRICH->Chamber(0)); - segmentation=(AliRICHSegmentationV0*) chamber->GetSegmentationModel(); - - Int_t NpadX = segmentation->Npx(); // number of pads on X - Int_t NpadY = segmentation->Npy(); // number of pads on Y - - //Int_t Pad[144][160]; - /*for (Int_t i=0;iGetEvent(nev); - - - //cout<<"nev "<TreeH(); - Stat_t ntracks = TH->GetEntries(); - - // Start loop on tracks in the hits containers - //Int_t Nc=0; - for (Int_t track=0; trackResetHits(); - TH->GetEvent(track); - Int_t nhits = pRICH->Hits()->GetEntriesFast(); - if (nhits) Nh+=nhits; - printf("Hits : %d\n",nhits); - for(AliRICHHit* mHit=(AliRICHHit*)pRICH->FirstHit(-1); - mHit; - mHit=(AliRICHHit*)pRICH->NextHit()) - { - Int_t nch = mHit->Chamber(); // chamber number - trackglob[0] = mHit->X(); // x-pos of hit - trackglob[1] = mHit->Y(); - trackglob[2] = mHit->Z(); // y-pos of hit - //x = mHit->X(); // x-pos of hit - //y = mHit->Z(); // y-pos - Float_t phi = mHit->Phi(); //Phi angle of incidence - Float_t theta = mHit->Theta(); //Theta angle of incidence - Int_t index = mHit->Track(); - Int_t particle = (Int_t)(mHit->Particle()); - //Int_t freon = (Int_t)(mHit->fLoss); - Float_t px = mHit->MomX(); - Float_t py = mHit->MomY(); - - if (TMath::Abs(particle) < 10000000) - { - PTfinal=TMath::Sqrt(px*px + py*py); - //printf("PTfinal 0: %f\n",PTfinal); - } - - chamber = &(pRICH->Chamber(nch-1)); - - //printf("Nch:%d\n",nch); - - chamber->GlobaltoLocal(trackglob,trackloc); - - chamber->LocaltoGlobal(trackloc,trackglob); - - - x=trackloc[0]; - y=trackloc[2]; - - hitsX->Fill(x,(float) 1); - hitsY->Fill(y,(float) 1); - - //printf("Particle:%9d\n",particle); - - TParticle *current = (TParticle*)gAlice->Particle(index); - //printf("Particle type: %d\n",sizeoff(Particles)); - - hitsTheta->Fill(theta,(float) 1); - //hitsPhi->Fill(phi,(float) 1); - //if (pRICH->GetDebugLevel() == -1) - //printf("Theta:%f, Phi:%f\n",theta,phi); - - //printf("Debug Level:%d\n",pRICH->GetDebugLevel()); - - if (current->GetPdgCode() < 10000000) - { - mip->Fill(x,y,(float) 1); - //printf("adding mip\n"); - //if (current->Energy() - current->GetCalcMass()>1 && freon==1) - //{ - hitsPhi->Fill(TMath::Abs(phi),(float) 1); - //hitsTheta->Fill(theta,(float) 1); - //printf("Theta:%f, Phi:%f\n",theta,phi); - //} - } - - if (TMath::Abs(particle)==211 || TMath::Abs(particle)==111) - { - pionspectra->Fill(current->Energy() - current->GetCalcMass(),(float) 1); - } - if (TMath::Abs(particle)==2212) - { - protonspectra->Fill(current->Energy() - current->GetCalcMass(),(float) 1); - } - if (TMath::Abs(particle)==321 || TMath::Abs(particle)==130 || TMath::Abs(particle)==310 - || TMath::Abs(particle)==311) - { - kaonspectra->Fill(current->Energy() - current->GetCalcMass(),(float) 1); - } - if(TMath::Abs(particle)==211 || TMath::Abs(particle)==2212 || TMath::Abs(particle)==321) - { - if (current->Energy() - current->GetCalcMass()>1) - chargedspectra->Fill(current->Energy() - current->GetCalcMass(),(float) 1); - } - //printf("Hits:%d\n",hit); - //printf ("Chamber number:%d x:%f y:%f\n",nch,x,y); - // Fill the histograms - Nh1+=nhits; - h->Fill(x,y,(float) 1); - //} - //} - } - - Int_t ncerenkovs = pRICH->Cerenkovs()->GetEntriesFast(); - //if (current->GetPdgCode() < 50000051 && current->GetPdgCode() > 50000040) - //totalphotonsevent->Fill(ncerenkovs,(float) 1); - - if (ncerenkovs) { - printf("Cerenkovs : %d\n",ncerenkovs); - totalphotonsevent->Fill(ncerenkovs,(float) 1); - for (Int_t hit=0;hitCerenkovs()->UncheckedAt(hit); - Int_t nchamber = cHit->fChamber; // chamber number - Int_t index = cHit->Track(); - //Int_t pindex = (Int_t)(cHit->fIndex); - trackglob[0] = cHit->X(); // x-pos of hit - trackglob[1] = cHit->Y(); - trackglob[2] = cHit->Z(); // y-pos of hit - //Float_t cx = cHit->X(); // x-position - //Float_t cy = cHit->Z(); // y-position - Int_t cmother = cHit->fCMother; // Index of mother particle - Int_t closs = (Int_t)(cHit->fLoss); // How did the particle get lost? - Float_t cherenkov = cHit->fCerenkovAngle; //production cerenkov angle - - chamber = &(pRICH->Chamber(nchamber-1)); - - //printf("Nch:%d\n",nch); - - chamber->GlobaltoLocal(trackglob,trackloc); - - chamber->LocaltoGlobal(trackloc,trackglob); - - - Float_t cx=trackloc[0]; - Float_t cy=trackloc[2]; - - //printf ("Cerenkov hit number %d/%d, X:%f, Y:%f\n",hit,ncerenkovs,cx,cy); - - - //printf("Particle:%9d\n",index); - - TParticle *current = (TParticle*)gAlice->Particle(index); - Float_t energyckov = current->Energy(); - - if (current->GetPdgCode() == 50000051) - { - if (closs==4) - { - feedback->Fill(cx,cy,(float) 1); - feed++; - } - } - if (current->GetPdgCode() == 50000050) - { - - if (closs !=4) - { - phspectra2->Fill(energyckov*1e9,(float) 1); - } - - if (closs==4) - { - cerenkov->Fill(cx,cy,(float) 1); - - //printf ("Cerenkov hit number %d/%d, X:%d, Y:%d\n",hit,ncerenkovs,cx,cy); - - //TParticle *MIP = (TParticle*)gAlice->Particle(cmother); - AliRICHHit* mipHit = (AliRICHHit*) pRICH->Hits()->UncheckedAt(0); - mom[0] = current->Px(); - mom[1] = current->Py(); - mom[2] = current->Pz(); - //mom[0] = cHit->fMomX; - // mom[1] = cHit->fMomZ; - //mom[2] = cHit->fMomY; - //Float_t energymip = MIP->Energy(); - //Float_t Mip_px = mipHit->fMomFreoX; - //Float_t Mip_py = mipHit->fMomFreoY; - //Float_t Mip_pz = mipHit->fMomFreoZ; - //Float_t Mip_px = MIP->Px(); - //Float_t Mip_py = MIP->Py(); - //Float_t Mip_pz = MIP->Pz(); - - - - //Float_t r = mom[0]*mom[0] + mom[1]*mom[1] + mom[2]*mom[2]; - //Float_t rt = TMath::Sqrt(r); - //Float_t Mip_r = Mip_px*Mip_px + Mip_py*Mip_py + Mip_pz*Mip_pz; - //Float_t Mip_rt = TMath::Sqrt(Mip_r); - //Float_t coscerenkov = (mom[0]*Mip_px + mom[1]*Mip_py + mom[2]*Mip_pz)/(rt*Mip_rt+0.0000001); - //Float_t cherenkov = TMath::ACos(coscerenkov); - ckovangle->Fill(cherenkov,(float) 1); //Cerenkov angle calculus - //printf("Cherenkov: %f\n",cherenkov); - Float_t ckphi=TMath::ATan2(mom[0], mom[2]); - hckphi->Fill(ckphi,(float) 1); - - - //Float_t mix = MIP->Vx(); - //Float_t miy = MIP->Vy(); - Float_t mx = mipHit->X(); - Float_t my = mipHit->Z(); - //printf("FX %e, FY %e, VX %e, VY %e\n",cx,cy,mx,my); - Float_t dx = trackglob[0] - mx; - Float_t dy = trackglob[2] - my; - //printf("Dx:%f, Dy:%f\n",dx,dy); - Float_t final_radius = TMath::Sqrt(dx*dx+dy*dy); - //printf("Final radius:%f\n",final_radius); - radius->Fill(final_radius,(float) 1); - - phspectra1->Fill(energyckov*1e9,(float) 1); - phot++; - } - for (Int_t nmothers=0;nmothers<=ntracks;nmothers++){ - if (cmother == nmothers){ - if (closs == 4) - mothers2[cmother]++; - mothers[cmother]++; - } - } - } - } - } - - - if(gAlice->TreeR()) - { - Int_t nent=(Int_t)gAlice->TreeR()->GetEntries(); - gAlice->TreeR()->GetEvent(nent-1); - TClonesArray *Rawclusters = pRICH->RawClustAddress(2); // Raw clusters branch - //printf ("Rawclusters:%p",Rawclusters); - Int_t nrawclusters = Rawclusters->GetEntriesFast(); - - if (nrawclusters) { - printf("Raw Clusters : %d\n",nrawclusters); - for (Int_t hit=0;hitRawClustAddress(2)->UncheckedAt(hit); - //Int_t nchamber = rcHit->fChamber; // chamber number - //Int_t nhit = cHit->fHitNumber; // hit number - Int_t qtot = rcHit->fQ; // charge - Float_t fx = rcHit->fX; // x-position - Float_t fy = rcHit->fY; // y-position - //Int_t type = rcHit->fCtype; // cluster type ? - Int_t mult = rcHit->fMultiplicity; // How many pads form the cluster - pads += mult; - if (qtot > 0) { - //printf ("fx: %d, fy: %d\n",fx,fy); - if (fx>(x-4) && fx<(x+4) && fy>(y-4) && fy<(y+4)) { - //printf("There %d \n",mult); - padmip+=mult; - } else { - padnumber->Fill(mult,(float) 1); - nraw++; - if (mult<4) Clcharge->Fill(qtot,(float) 1); - } - - } - } - } - - - TClonesArray *RecHits1D = pRICH->RecHitsAddress1D(2); - Int_t nrechits1D = RecHits1D->GetEntriesFast(); - //printf (" nrechits:%d\n",nrechits); - - if(nrechits1D) - { - for (Int_t hit=0;hitRecHitsAddress1D(2)->UncheckedAt(hit); - Float_t r_omega = recHit1D->fOmega; // Cerenkov angle - Float_t *cer_pho = recHit1D->fCerPerPhoton; // Cerenkov angle per photon - Int_t *padsx = recHit1D->fPadsUsedX; // Pads Used fo reconstruction (x) - Int_t *padsy = recHit1D->fPadsUsedY; // Pads Used fo reconstruction (y) - Int_t goodPhotons = recHit1D->fGoodPhotons; // Number of pads used for reconstruction - - Omega1D->Fill(r_omega,(float) 1); - - for (Int_t i=0; iFill(cer_pho[i],(float) 1); - PadsUsed->Fill(padsx[i],padsy[i],1); - //printf("Angle:%f, pad: %d %d\n",cer_pho[i],padsx[i],padsy[i]); - } - - //printf("Omega: %f, Theta: %f, Phi: %f\n",r_omega,r_theta,r_phi); - } - } - - - TClonesArray *RecHits3D = pRICH->RecHitsAddress3D(2); - Int_t nrechits3D = RecHits3D->GetEntriesFast(); - //printf (" nrechits:%d\n",nrechits); - - if(nrechits3D) - { - recEffEvent = 0; - - //for (Int_t hit=0;hitRecHitsAddress3D(2)->UncheckedAt(track); - Float_t r_omega = recHit3D->fOmega; // Cerenkov angle - Float_t r_theta = recHit3D->fTheta; // Theta angle of incidence - Float_t r_phi = recHit3D->fPhi; // Phi angle if incidence - Float_t meanradius = recHit3D->fMeanRadius; // Mean radius for reconstructed point - Float_t originalOmega = recHit3D->fOriginalOmega; // Real Cerenkov angle - Float_t originalTheta = recHit3D->fOriginalTheta; // Real incidence angle - Float_t originalPhi = recHit3D->fOriginalPhi; // Real azimuthal angle - - - //correction to track cerenkov angle - originalOmega = (Float_t) ckovangle->GetMean(); - - if(diaglevel == 4) - { - printf("\nMean cerenkov angle: %f\n", originalOmega); - printf("Reconstructed cerenkov angle: %f\n",r_omega); - } - - Float_t omegaError = TMath::Abs(originalOmega - r_omega); - Float_t thetaError = TMath::Abs(originalTheta - r_theta); - Float_t phiError = TMath::Abs(originalPhi - r_phi); - - //chiSquareOmega += (omegaError/originalOmega)*(omegaError/originalOmega); - //chiSquareTheta += (thetaError/originalTheta)*(thetaError/originalTheta); - //chiSquarePhi += (phiError/originalPhi)*(phiError/originalPhi); - - if(TMath::Abs(omegaError) < 0.015) - recEffEvent += 1; - - - - //printf("rechit %f %f %f %f %f\n",recHit3D->fOmega,recHit3D->fTheta,recHit3D->fPhi, recHit3D->fX,recHit3D->fY); - - Omega3D->Fill(r_omega,(float) 1); - Theta->Fill(r_theta*180/TMath::Pi(),(float) 1); - Phi->Fill(r_phi*180/TMath::Pi()-180,(float) 1); - MeanRadius->Fill(meanradius,(float) 1); - identification->Fill(PTfinal, r_omega,1); - OriginalOmega->Fill(originalOmega, (float) 1); - OriginalTheta->Fill(originalTheta, (float) 1); - OriginalPhi->Fill(TMath::Abs(originalPhi), (float) 1); - OmegaError->Fill(omegaError, (float) 1); - ThetaError->Fill(thetaError, (float) 1); - PhiError->Fill(phiError, (float) 1); - - recEffEvent = recEffEvent; - recEffTotal += recEffEvent; - - Float_t pioncer = acos(sqrt((.139*.139+PTfinal*PTfinal)/(PTfinal*PTfinal*1.285*1.285))); - Float_t kaoncer = acos(sqrt((.439*.439+PTfinal*PTfinal)/(PTfinal*PTfinal*1.285*1.285))); - Float_t protoncer = acos(sqrt((.938*.938+PTfinal*PTfinal)/(PTfinal*PTfinal*1.285*1.285))); - - Float_t piondist = TMath::Abs(r_omega - pioncer); - Float_t kaondist = TMath::Abs(r_omega - kaoncer); - Float_t protondist = TMath::Abs(r_omega - protoncer); - - if(diaglevel == 4) - { - if(pioncerr_omega) - { - if(kaondist>piondist) - { - printf("Identified as a PION!\n"); - pionCount += 1; - } - else - { - printf("Identified as a KAON!\n"); - kaonCount += 1; - } - } } - if(protoncerr_omega) - { - if(kaondist>protondist) - { - printf("Identified as a PROTON!\n"); - protonCount += 1; - } - else - { - printf("Identified as a KAON!\n"); - pionCount += 1; - } - } - if(protoncer>r_omega) - { - printf("Identified as a PROTON!\n"); - protonCount += 1; - } - - printf("\nReconstruction efficiency: %5.2f%%\n", recEffEvent*100); - } - } - } - - - for (Int_t nmothers=0;nmothersFill(mothers[nmothers],(float) 1); - mother->Fill(mothers2[nmothers],(float) 1); - //printf ("Entries in %d : %d\n",nmothers, mothers[nmothers]); - } - - clusev->Fill(nraw,(float) 1); - photev->Fill(phot,(float) 1); - feedev->Fill(feed,(float) 1); - padsmip->Fill(padmip,(float) 1); - padscl->Fill(pads,(float) 1); - //printf("Photons:%d\n",phot); - phot = 0; - feed = 0; - pads = 0; - nraw=0; - padmip=0; - - - - gAlice->ResetDigits(); - //Int_t nent=(Int_t)gAlice->TreeD()->GetEntries(); - gAlice->TreeD()->GetEvent(0); - - if (diaglevel < 4) - { - - - TClonesArray *Digits = pRICH->DigitsAddress(2); - Int_t ndigits = Digits->GetEntriesFast(); - printf("Digits : %d\n",ndigits); - padsev->Fill(ndigits,(float) 1); - for (Int_t hit=0;hitUncheckedAt(hit); - Int_t qtot = dHit->Signal(); // charge - Int_t ipx = dHit->PadX(); // pad number on X - Int_t ipy = dHit->PadY(); // pad number on Y - //printf("%d, %d\n",ipx,ipy); - if( ipx<=100 && ipy <=100) hc0->Fill(ipx,ipy,(float) qtot); - } - } - - if (diaglevel == 5) - { - for (Int_t ich=0;ich<7;ich++) - { - TClonesArray *Digits = pRICH->DigitsAddress(ich); // Raw clusters branch - Int_t ndigits = Digits->GetEntriesFast(); - //printf("Digits:%d\n",ndigits); - padsev->Fill(ndigits,(float) 1); - if (ndigits) { - for (Int_t hit=0;hitUncheckedAt(hit); - //Int_t nchamber = dHit->GetChamber(); // chamber number - //Int_t nhit = dHit->fHitNumber; // hit number - Int_t qtot = dHit->Signal(); // charge - Int_t ipx = dHit->PadX(); // pad number on X - Int_t ipy = dHit->PadY(); // pad number on Y - //Int_t iqpad = dHit->fQpad; // charge per pad - //Int_t rpad = dHit->fRSec; // R-position of pad - //printf ("Pad hit, PadX:%d, PadY:%d\n",ipx,ipy); - if( ipx<=100 && ipy <=100 && ich==2) hc0->Fill(ipx,ipy,(float) qtot); - if( ipx<=162 && ipy <=162 && ich==0) hc1->Fill(ipx,ipy,(float) qtot); - if( ipx<=162 && ipy <=162 && ich==1) hc2->Fill(ipx,ipy,(float) qtot); - if( ipx<=162 && ipy <=162 && ich==2) hc3->Fill(ipx,ipy,(float) qtot); - if( ipx<=162 && ipy <=162 && ich==3) hc4->Fill(ipx,ipy,(float) qtot); - if( ipx<=162 && ipy <=162 && ich==4) hc5->Fill(ipx,ipy,(float) qtot); - if( ipx<=162 && ipy <=162 && ich==5) hc6->Fill(ipx,ipy,(float) qtot); - if( ipx<=162 && ipy <=162 && ich==6) hc7->Fill(ipx,ipy,(float) qtot); - } - } - } - } - } - - if(diaglevel == 4) - { - - Stat_t omegaE; - Stat_t thetaE; - Stat_t phiE; - - Stat_t omegaO; - Stat_t thetaO; - Stat_t phiO; - - for(Int_t i=0;i<99;i++) - { - omegaE = OriginalOmega->GetBinContent(i); - if(omegaE != 0) - { - omegaO = Omega3D->GetBinContent(i); - chiSquareOmega += (TMath::Power(omegaE,2) - TMath::Power(omegaO,2))/omegaO; - } - - thetaE = OriginalTheta->GetBinContent(i); - if(thetaE != 0) - { - thetaO = Theta->GetBinContent(i); - chiSquareTheta += (TMath::Power(thetaE,2) - TMath::Power(thetaO,2))/thetaO; - } - - phiE = OriginalPhi->GetBinContent(i); - if(phiE != 0) - { - phiO = Phi->GetBinContent(i); - chiSquarePhi += (TMath::Power(phiE,2) - TMath::Power(phiO,2))/phiO; - } - - //printf(" o: %f t: %f p: %f\n", OriginalOmega->GetBinContent(i), OriginalTheta->GetBinContent(i),OriginalPhi->GetBinContent(i)); - - } - - - - printf("\nChi square test values: Omega - %f\n", chiSquareOmega); - printf(" Theta - %f\n", chiSquareTheta); - printf(" Phi - %f\n", chiSquarePhi); - - printf("\nKolmogorov test values: Omega - %5.4f\n", Omega3D->KolmogorovTest(OriginalOmega)); - printf(" Theta - %5.4f\n", Theta->KolmogorovTest(OriginalTheta)); - printf(" Phi - %5.4f\n", Phi->KolmogorovTest(OriginalPhi)); - - recEffTotal = recEffTotal/evNumber2; - printf("\nTotal reconstruction efficiency: %5.2f%%\n", recEffTotal*100); - printf("\n Pions: %d\n Kaons: %d\n Protons:%d\n",pionCount, kaonCount, protonCount); - - } - - - //Create canvases, set the view range, show histograms - - TCanvas *c1 = 0; - TCanvas *c2 = 0; - TCanvas *c3 = 0; - TCanvas *c4 = 0; - TCanvas *c5 = 0; - TCanvas *c6 = 0; - TCanvas *c7 = 0; - TCanvas *c8 = 0; - TCanvas *c9 = 0; - TCanvas *c10 = 0; - TCanvas *c11 = 0; - TCanvas *c12 = 0; - TCanvas *c13 = 0; - - //TF1* expo = 0; - //TF1* gaus = 0; - - TStyle *mystyle=new TStyle("Plain","mystyle"); - mystyle->SetPalette(1,0); - //mystyle->SetTitleYSize(0.2); - //mystyle->SetStatW(0.19); - //mystyle->SetStatH(0.1); - //mystyle->SetStatFontSize(0.01); - //mystyle->SetTitleYSize(0.3); - mystyle->SetFuncColor(2); - //mystyle->SetOptStat(0111); - mystyle->SetDrawBorder(0); - mystyle->SetTitleBorderSize(0); - mystyle->SetOptFit(1111); - mystyle->cd(); - - - TClonesArray *RecHits3D = pRICH->RecHitsAddress3D(2); - Int_t nrechits3D = RecHits3D->GetEntriesFast(); - TClonesArray *RecHits1D = pRICH->RecHitsAddress1D(2); - Int_t nrechits1D = RecHits1D->GetEntriesFast(); - - switch(diaglevel) - { - case 1: - - c1 = new TCanvas("c1","Alice RICH digits",50,50,300,350); - hc0->SetXTitle("ix (npads)"); - hc0->Draw("colz"); - -// - c2 = new TCanvas("c2","Hits per type",100,100,600,700); - c2->Divide(2,2); - //c4->SetFillColor(42); - - c2->cd(1); - feedback->SetXTitle("x (cm)"); - feedback->SetYTitle("y (cm)"); - feedback->Draw("colz"); - - c2->cd(2); - //mip->SetFillColor(5); - mip->SetXTitle("x (cm)"); - mip->SetYTitle("y (cm)"); - mip->Draw("colz"); - - c2->cd(3); - //cerenkov->SetFillColor(5); - cerenkov->SetXTitle("x (cm)"); - cerenkov->SetYTitle("y (cm)"); - cerenkov->Draw("colz"); - - c2->cd(4); - //h->SetFillColor(5); - h->SetXTitle("x (cm)"); - h->SetYTitle("y (cm)"); - h->Draw("colz"); - - c3 = new TCanvas("c3","Hits distribution",150,150,600,350); - c3->Divide(2,1); - //c10->SetFillColor(42); - - c3->cd(1); - hitsX->SetFillColor(5); - hitsX->SetXTitle("(cm)"); - hitsX->Draw(); - - c3->cd(2); - hitsY->SetFillColor(5); - hitsY->SetXTitle("(cm)"); - hitsY->Draw(); - - - break; -// - case 2: - - c4 = new TCanvas("c4","Photon Spectra",50,50,600,350); - c4->Divide(2,1); - //c6->SetFillColor(42); - - c4->cd(1); - phspectra2->SetFillColor(5); - phspectra2->SetXTitle("energy (eV)"); - phspectra2->Draw(); - c4->cd(2); - phspectra1->SetFillColor(5); - phspectra1->SetXTitle("energy (eV)"); - phspectra1->Draw(); - - c5 = new TCanvas("c5","Particles Spectra",100,100,600,700); - c5->Divide(2,2); - //c9->SetFillColor(42); - - c5->cd(1); - pionspectra->SetFillColor(5); - pionspectra->SetXTitle("(GeV)"); - pionspectra->Draw(); - - c5->cd(2); - protonspectra->SetFillColor(5); - protonspectra->SetXTitle("(GeV)"); - protonspectra->Draw(); - - c5->cd(3); - kaonspectra->SetFillColor(5); - kaonspectra->SetXTitle("(GeV)"); - kaonspectra->Draw(); - - c5->cd(4); - chargedspectra->SetFillColor(5); - chargedspectra->SetXTitle("(GeV)"); - chargedspectra->Draw(); - - break; - - case 3: - - - if(gAlice->TreeR()) - { - c6=new TCanvas("c6","Clusters Statistics",50,50,600,700); - c6->Divide(2,2); - //c3->SetFillColor(42); - - c6->cd(1); - //TPad* c6_1; - //c6_1->SetLogy(); - Clcharge->SetFillColor(5); - Clcharge->SetXTitle("ADC counts"); - if (evNumber2>10) - { - Clcharge->Fit("expo"); - //expo->SetLineColor(2); - //expo->SetLineWidth(3); - } - Clcharge->Draw(); - - c6->cd(2); - padnumber->SetFillColor(5); - padnumber->SetXTitle("(counts)"); - padnumber->Draw(); - - c6->cd(3); - clusev->SetFillColor(5); - clusev->SetXTitle("(counts)"); - if (evNumber2>10) - { - clusev->Fit("gaus"); - //gaus->SetLineColor(2); - //gaus->SetLineWidth(3); - } - clusev->Draw(); - - c6->cd(4); - padsmip->SetFillColor(5); - padsmip->SetXTitle("(counts)"); - padsmip->Draw(); - } - - if(evNumber2<1) - { - c11 = new TCanvas("c11","Cherenkov per Mip",400,10,600,700); - mother->SetFillColor(5); - mother->SetXTitle("counts"); - mother->Draw(); - } - - c7 = new TCanvas("c7","Production Statistics",100,100,600,700); - c7->Divide(2,2); - //c7->SetFillColor(42); - - c7->cd(1); - totalphotonsevent->SetFillColor(5); - totalphotonsevent->SetXTitle("Photons (counts)"); - if (evNumber2>10) - { - totalphotonsevent->Fit("gaus"); - //gaus->SetLineColor(2); - //gaus->SetLineWidth(3); - } - totalphotonsevent->Draw(); - - c7->cd(2); - photev->SetFillColor(5); - photev->SetXTitle("(counts)"); - if (evNumber2>10) - { - photev->Fit("gaus"); - //gaus->SetLineColor(2); - //gaus->SetLineWidth(3); - } - photev->Draw(); - - c7->cd(3); - feedev->SetFillColor(5); - feedev->SetXTitle("(counts)"); - if (evNumber2>10) - { - feedev->Fit("gaus"); - //gaus->SetLineColor(2); - //gaus->SetLineWidth(3); - } - feedev->Draw(); - - c7->cd(4); - padsev->SetFillColor(5); - padsev->SetXTitle("(counts)"); - if (evNumber2>10) - { - padsev->Fit("gaus"); - //gaus->SetLineColor(2); - //gaus->SetLineWidth(3); - } - padsev->Draw(); - - break; - - case 4: - - - if(nrechits3D) - { - c8 = new TCanvas("c8","3D reconstruction of Phi angle",50,50,300,1050); - c8->Divide(1,3); - //c2->SetFillColor(42); - - - // data per hit - c8->cd(1); - hitsPhi->SetFillColor(5); - if (evNumber2>10) - hitsPhi->Fit("gaus"); - hitsPhi->Draw(); - - //data per track - c8->cd(2); - OriginalPhi->SetFillColor(5); - if (evNumber2>10) - OriginalPhi->Fit("gaus"); - OriginalPhi->Draw(); - - //recontructed data - c8->cd(3); - Phi->SetFillColor(5); - if (evNumber2>10) - Phi->Fit("gaus"); - Phi->Draw(); - - c9 = new TCanvas("c9","3D reconstruction of theta angle",75,75,300,1050); - c9->Divide(1,3); - - // data per hit - c9->cd(1); - hitsTheta->SetFillColor(5); - if (evNumber2>10) - hitsTheta->Fit("gaus"); - hitsTheta->Draw(); - - //data per track - c9->cd(2); - OriginalTheta->SetFillColor(5); - if (evNumber2>10) - OriginalTheta->Fit("gaus"); - OriginalTheta->Draw(); - - //recontructed data - c9->cd(3); - Theta->SetFillColor(5); - if (evNumber2>10) - Theta->Fit("gaus"); - Theta->Draw(); - - c10 = new TCanvas("c10","3D reconstruction of cherenkov angle",100,100,300,1050); - c10->Divide(1,3); - - // data per hit - c10->cd(1); - ckovangle->SetFillColor(5); - ckovangle->SetXTitle("angle (radians)"); - if (evNumber2>10) - ckovangle->Fit("gaus"); - ckovangle->Draw(); - - //data per track - c10->cd(2); - OriginalOmega->SetFillColor(5); - OriginalOmega->SetXTitle("angle (radians)"); - if (evNumber2>10) - OriginalOmega->Fit("gaus"); - OriginalOmega->Draw(); - - //recontructed data - c10->cd(3); - Omega3D->SetFillColor(5); - Omega3D->SetXTitle("angle (radians)"); - if (evNumber2>10) - Omega3D->Fit("gaus"); - Omega3D->Draw(); - - - c11 = new TCanvas("c11","3D reconstruction of mean radius",125,125,300,700); - c11->Divide(1,2); - - // data per hit - c11->cd(1); - radius->SetFillColor(5); - radius->SetXTitle("radius (cm)"); - radius->Draw(); - - //recontructed data - c11->cd(2); - MeanRadius->SetFillColor(5); - MeanRadius->SetXTitle("radius (cm)"); - MeanRadius->Draw(); - - - c12 = new TCanvas("c12","Cerenkov angle vs. Momentum",150,150,550,350); - - c12->cd(1); - identification->SetFillColor(5); - identification->SetXTitle("Momentum (GeV/c)"); - identification->SetYTitle("Cherenkov angle (radians)"); - - //Float_t pionmass=.139; - //Float_t kaonmass=.493; - //Float_t protonmass=.938; - //Float_t n=1.295; - - TF1 *pionplot = new TF1("pion","acos(sqrt((.139*.139+x*x)/(x*x*1.285*1.285)))",1,5); - TF1 *kaonplot = new TF1("kaon","acos(sqrt((.439*.439+x*x)/(x*x*1.285*1.285)))",1,5); - TF1 *protonplot = new TF1("proton","acos(sqrt((.938*.938+x*x)/(x*x*1.285*1.285)))",1,5); - - identification->Draw(); - - pionplot->SetLineColor(5); - pionplot->Draw("same"); - - kaonplot->SetLineColor(4); - kaonplot->Draw("same"); - - protonplot->SetLineColor(3); - protonplot->Draw("same"); - //identification->Draw("same"); - - - - c13 = new TCanvas("c13","Reconstruction Errors",200,200,900,350); - c13->Divide(3,1); - - c13->cd(1); - PhiError->SetFillColor(5); - if (evNumber2>10) - PhiError->Fit("gaus"); - PhiError->Draw(); - c13->cd(2); - ThetaError->SetFillColor(5); - if (evNumber2>10) - ThetaError->Fit("gaus"); - ThetaError->Draw(); - c13->cd(3); - OmegaError->SetFillColor(5); - OmegaError->SetXTitle("angle (radians)"); - if (evNumber2>10) - OmegaError->Fit("gaus"); - OmegaError->Draw(); - - } - - if(nrechits1D) - { - c9 = new TCanvas("c9","1D Reconstruction",100,100,1100,700); - c9->Divide(3,2); - //c5->SetFillColor(42); - - c9->cd(1); - ckovangle->SetFillColor(5); - ckovangle->SetXTitle("angle (radians)"); - ckovangle->Draw(); - - c9->cd(2); - radius->SetFillColor(5); - radius->SetXTitle("radius (cm)"); - radius->Draw(); - - c9->cd(3); - hc0->SetXTitle("pads"); - hc0->Draw("box"); - - c9->cd(5); - Omega1D->SetFillColor(5); - Omega1D->SetXTitle("angle (radians)"); - Omega1D->Draw(); - - c9->cd(4); - PhotonCer->SetFillColor(5); - PhotonCer->SetXTitle("angle (radians)"); - PhotonCer->Draw(); - - c9->cd(6); - PadsUsed->SetXTitle("pads"); - PadsUsed->Draw("box"); - } - - break; - - case 5: - - printf("Drawing histograms.../n"); - - //if (ndigits) - //{ - c10 = new TCanvas("c10","Alice RICH digits",50,50,1200,700); - c1->Divide(4,2); - //c1->SetFillColor(42); - - c10->cd(1); - hc1->SetXTitle("ix (npads)"); - hc1->Draw("box"); - c10->cd(2); - hc2->SetXTitle("ix (npads)"); - hc2->Draw("box"); - c10->cd(3); - hc3->SetXTitle("ix (npads)"); - hc3->Draw("box"); - c10->cd(4); - hc4->SetXTitle("ix (npads)"); - hc4->Draw("box"); - c10->cd(5); - hc5->SetXTitle("ix (npads)"); - hc5->Draw("box"); - c10->cd(6); - hc6->SetXTitle("ix (npads)"); - hc6->Draw("box"); - c10->cd(7); - hc7->SetXTitle("ix (npads)"); - hc7->Draw("box"); - c10->cd(8); - hc0->SetXTitle("ix (npads)"); - hc0->Draw("box"); - //} -// - c11 = new TCanvas("c11","Hits per type",100,100,600,700); - c11->Divide(2,2); - //c4->SetFillColor(42); - - c11->cd(1); - feedback->SetXTitle("x (cm)"); - feedback->SetYTitle("y (cm)"); - feedback->Draw(); - - c11->cd(2); - //mip->SetFillColor(5); - mip->SetXTitle("x (cm)"); - mip->SetYTitle("y (cm)"); - mip->Draw(); - - c11->cd(3); - //cerenkov->SetFillColor(5); - cerenkov->SetXTitle("x (cm)"); - cerenkov->SetYTitle("y (cm)"); - cerenkov->Draw(); - - c11->cd(4); - //h->SetFillColor(5); - h->SetXTitle("x (cm)"); - h->SetYTitle("y (cm)"); - h->Draw(); - - c12 = new TCanvas("c12","Hits distribution",150,150,600,350); - c12->Divide(2,1); - //c10->SetFillColor(42); - - c12->cd(1); - hitsX->SetFillColor(5); - hitsX->SetXTitle("(cm)"); - hitsX->Draw(); - - c12->cd(2); - hitsY->SetFillColor(5); - hitsY->SetXTitle("(cm)"); - hitsY->Draw(); - - break; - - } - - - // calculate the number of pads which give a signal - - - //Int_t Np=0; - /*for (Int_t i=0;i< NpadX;i++) { - for (Int_t j=0;j< NpadY;j++) { - if (Pad[i][j]>=6){ - Np+=1; - } - } - }*/ - //printf("The total number of pads which give a signal: %d %d\n",Nh,Nh1); - printf("\nEnd of analysis\n"); - printf("**********************************\n"); + TLorentzVector x4; + gMC->TrackPosition(x4); + TVector2 x2=C(iChamber)->Glob2Loc(x4); + Int_t sector=P()->Sector(x2); if(sector==kBad) return; //hit in dead zone nothing to produce + Int_t iTotQdc=P()->TotQdc(x2,eloss); + Int_t iNphotons=gMC->GetRandom()->Poisson(P()->AlphaFeedback(sector)*iTotQdc); + if(GetDebug())Info("GenerateFeedbacks","N photons=%i",iNphotons); + Int_t j; + Float_t cthf, phif, enfp = 0, sthf, e1[3], e2[3], e3[3], vmod, uswop,dir[3], phi,pol[3], mom[4]; +//Generate photons + for(Int_t i=0;iGetRandom()->RndmArray(2,ranf); //Sample direction + cthf=ranf[0]*2-1.0; + if(cthf<0) continue; + sthf = TMath::Sqrt((1 - cthf) * (1 + cthf)); + phif = ranf[1] * 2 * TMath::Pi(); + + if(Double_t randomNumber=gMC->GetRandom()->Rndm()<=0.57) + enfp = 7.5e-9; + else if(randomNumber<=0.7) + enfp = 6.4e-9; + else + enfp = 7.9e-9; + + + dir[0] = sthf * TMath::Sin(phif); dir[1] = cthf; dir[2] = sthf * TMath::Cos(phif); + gMC->Gdtom(dir, mom, 2); + mom[0]*=enfp; mom[1]*=enfp; mom[2]*=enfp; + mom[3] = TMath::Sqrt(mom[0]*mom[0]+mom[1]*mom[1]+mom[2]*mom[2]); + + // Polarisation + e1[0]= 0; e1[1]=-dir[2]; e1[2]= dir[1]; + e2[0]=-dir[1]; e2[1]= dir[0]; e2[2]= 0; + e3[0]= dir[1]; e3[1]= 0; e3[2]=-dir[0]; + + vmod=0; + for(j=0;j<3;j++) vmod+=e1[j]*e1[j]; + if (!vmod) for(j=0;j<3;j++) { + uswop=e1[j]; + e1[j]=e3[j]; + e3[j]=uswop; + } + vmod=0; + for(j=0;j<3;j++) vmod+=e2[j]*e2[j]; + if (!vmod) for(j=0;j<3;j++) { + uswop=e2[j]; + e2[j]=e3[j]; + e3[j]=uswop; + } + + vmod=0; for(j=0;j<3;j++) vmod+=e1[j]*e1[j]; vmod=TMath::Sqrt(1/vmod); for(j=0;j<3;j++) e1[j]*=vmod; + vmod=0; for(j=0;j<3;j++) vmod+=e2[j]*e2[j]; vmod=TMath::Sqrt(1/vmod); for(j=0;j<3;j++) e2[j]*=vmod; + + phi = gMC->GetRandom()->Rndm()* 2 * TMath::Pi(); + for(j=0;j<3;j++) pol[j]=e1[j]*TMath::Sin(phi)+e2[j]*TMath::Cos(phi); + gMC->Gdtom(pol, pol, 2); + Int_t outputNtracksStored; + gAlice->GetMCApp()->PushTrack(1, //do not transport + gAlice->GetMCApp()->GetCurrentTrackNumber(),//parent track + kFeedback, //PID + mom[0],mom[1],mom[2],mom[3], //track momentum + x4.X(),x4.Y(),x4.Z(),x4.T(), //track origin + pol[0],pol[1],pol[2], //polarization + kPFeedBackPhoton, + outputNtracksStored, + 1.0); + }//feedbacks loop +}//GenerateFeedbacks() +//__________________________________________________________________________________________________ + +void AliRICH::Reconstruct() const +{ +// reconstruct clusters + + AliRICHClusterFinder clusterer(const_cast(this)); + clusterer.Exec(); } -//////////////////////////////////////////////////////////////////////// -void AliRICH::MakeBranchInTreeD(TTree *treeD, const char *file) -{ - // - // Create TreeD branches for the RICH. - // - - const Int_t kBufferSize = 4000; - char branchname[30]; - - // - // one branch for digits per chamber - // - for (Int_t i=0; i