X-Git-Url: http://git.uio.no/git/?a=blobdiff_plain;f=TOF%2FAliTOF.cxx;h=2f5471f4cf8d568823372d661b4fd051fb5c822c;hb=007112217d1ad8c8b44a651478f0d3342ff549db;hp=0701f420fc0f836d0cf7ced66a03fce666f73869;hpb=c8bd506f353d9687183ad3f293beb922eb7b64ff;p=u%2Fmrichter%2FAliRoot.git diff --git a/TOF/AliTOF.cxx b/TOF/AliTOF.cxx index 0701f420fc0..2f5471f4cf8 100644 --- a/TOF/AliTOF.cxx +++ b/TOF/AliTOF.cxx @@ -15,6 +15,66 @@ /* $Log$ +Revision 1.34 2002/02/20 13:41:38 hristov +Default arguments set only in the header file + +Revision 1.33 2002/02/19 10:39:38 vicinanz +t0 classes added and material update (steel added) + +Revision 1.31 2001/11/22 11:22:51 hristov +Updated version of TOF digitization, N^2 problem solved (J.Chudoba) + +Revision 1.30 2001/10/21 18:30:39 hristov +Several pointers were set to zero in the default constructors to avoid memory management problems + +Revision 1.29 2001/10/17 14:19:24 hristov +delete replaced by delete [] + +Revision 1.28 2001/10/05 12:02:01 vicinanz +Minor improvements on Merger and SDigitizer + +Revision 1.27 2001/10/02 13:03:13 vicinanz +Minor improvements on the code + +Revision 1.26 2001/09/27 10:39:20 vicinanz +SDigitizer and Merger added + +Revision 1.25 2001/09/07 08:37:40 hristov +Pointers initialised to 0 in the default constructor + +Revision 1.24 2001/09/05 16:31:00 hristov +The deletion of TOF folders temporarily commented out + +Revision 1.23 2001/08/29 12:59:01 vicinanz +Minor changes to the Digitizer procedure + +Revision 1.22 2001/08/28 08:45:58 vicinanz +TTask and TFolder structures implemented + +Revision 1.21 2001/05/16 14:57:24 alibrary +New files for folders and Stack + +Revision 1.20 2001/05/04 10:09:47 vicinanz +Major upgrades to the strip structure + +Revision 1.19 2001/03/12 17:47:25 hristov +Changes needed on Sun with CC 5.0 + +Revision 1.18 2001/01/26 19:57:42 hristov +Major upgrade of AliRoot code + +Revision 1.17 2000/10/19 09:58:14 vicinanz +Updated Hits2Digit procedure + +Revision 1.16 2000/10/02 21:28:17 fca +Removal of useless dependecies via forward declarations + +Revision 1.15 2000/05/18 14:33:01 vicinanz +Modified to be full HP compliant + +Revision 1.14 2000/05/15 19:32:36 fca +Add AddHitList !! + Revision 1.13 2000/05/10 16:52:18 vicinanz New TOF version with holes for PHOS/RICH @@ -34,9 +94,10 @@ Revision 1.9 1999/09/29 09:24:33 fca Introduction of the Copyright and cvs Log */ + /////////////////////////////////////////////////////////////////////////////// // // -// Time Of Flight FCA // +// Time Of Flight // // This class contains the basic functions for the Time Of Flight // // detector. Functions specific to one particular geometry are // // contained in the derived classes // @@ -61,14 +122,32 @@ Introduction of the Copyright and cvs Log /////////////////////////////////////////////////////////////////////////////// #include +#include +#include +#include #include "AliTOF.h" -#include "AliTOFD.h" +#include "AliTOFhit.h" +#include "AliTOFhitT0.h" +#include "AliTOFdigit.h" +#include "AliTOFSDigit.h" +#include "AliTOFRawSector.h" +#include "AliTOFRoc.h" +#include "AliTOFRawDigit.h" + +#include "TROOT.h" #include "TBRIK.h" #include "TNode.h" #include "TObject.h" -#include "TRandom.h" +#include "TSystem.h" +#include "TTree.h" +#include "TFile.h" +#include "TFolder.h" +#include "TTask.h" + #include "AliRun.h" +#include "AliMC.h" +#include "AliMagF.h" #include "AliConst.h" @@ -80,11 +159,22 @@ AliTOF::AliTOF() // // Default constructor // + fFGeom = 0x0; + fDTask = 0x0; + fReTask = 0x0; fIshunt = 0; + fSDigits = 0 ; + fDigits = 0 ; + fReconParticles = 0x0; + fName="TOF"; + fMerger = 0x0; +/* fp + CreateTOFFolders(); +*/ } //_____________________________________________________________________________ -AliTOF::AliTOF(const char *name, const char *title) +AliTOF::AliTOF(const char *name, const char *title, Option_t *option) : AliDetector(name,title) { // @@ -93,12 +183,25 @@ AliTOF::AliTOF(const char *name, const char *title) // Here are fixed some important parameters // - // Initialization of hits and digits array - // - fHits = new TClonesArray("AliTOFhit", 405); + // Initialization of hits, sdigits and digits array + // added option for time zero analysis + if (strstr(option,"tzero")){ + fHits = new TClonesArray("AliTOFhitT0", 1000); + cout << "tzero option requires AliTOFv4T0 as TOF version (check Your Config.C)" << endl; + }else{ + fHits = new TClonesArray("AliTOFhit", 1000); + } gAlice->AddHitList(fHits); fIshunt = 0; - fDigits = new TClonesArray("AliTOFdigit",405); + fSDigits = new TClonesArray("AliTOFSDigit", 1000); + fDigits = new TClonesArray("AliTOFdigit", 1000); + + fFGeom = 0x0; + fDTask = 0x0; + fReTask = 0x0; + fReconParticles = 0x0; + fMerger = 0x0; + // // Digitization parameters // @@ -109,13 +212,13 @@ AliTOF::AliTOF(const char *name, const char *title) SetMarkerSize(0.4); // General Geometrical Parameters - fNTof = 18; - fRmax = 399.0;//cm + fNTof = 18; // number of sectors + fRmax = 399.0;//cm fRmin = 370.0;//cm - fZlenC = 177.5;//cm - fZlenB = 141.0;//cm - fZlenA = 106.0;//cm - fZtof = 370.5;//cm + fZlenC = 177.5;//cm length of module C + fZlenB = 141.0;//cm length of module B + fZlenA = 106.0;//cm length of module A + fZtof = 371.5;//cm total semi-length of TOF detector // Strip Parameters fStripLn = 122.0;//cm Strip Length @@ -130,20 +233,111 @@ AliTOF::AliTOF(const char *name, const char *title) fNpadX = 48; // Number of pads in a strip along the X direction fNpadZ = 2; // Number of pads in a strip along the Z direction fPadXStr = fNpadX*fNpadZ; //Number of pads per strip - fNStripA = 0; - fNStripB = 0; - fNStripC = 0; + fNStripA = 15; // number of strips in A type module + fNStripB = 19; // number of strips in B type module + fNStripC = 20; // number of strips in C type module // Physical performances fTimeRes = 100.;//ps fChrgRes = 100.;//pC // DAQ characteristics - fPadXSector = 1932; - fNRoc = 14; - fNFec = 32; - fNTdc = 32; - fNPadXRoc = (Int_t)fPadXSector/fNRoc; +// cfr. TOF-TDR pag. 105 for Glossary +// TARODA : TOF-ALICE Read Out and Data Acquisition system + fPadXSector = 8928; // number of pad per sector -with no holes- + // ((15+2*19+2*20)*(48*2)) + fNRoc = 14; // number of Roc (Read Out Controller) (TARODA) + fNFec = 32; // number of Fec (Front-End electronic Card) + // (TARODA) + fNTdc = 32; // number of Tdc (Time to Digital Converter) + fNPadXRoc = (Int_t)fPadXSector/fNRoc; // number of pads for each ROC + /* fp 25 Sept 2001 + // Create TOF Folder Structure + CreateTOFFolders(); + */ +} + +//_____________________________________________________________________________ +void AliTOF::CreateTOFFolders() +{ + // create the ALICE TFolder + // create the ALICE TTasks + // create the ALICE main TFolder + // to be done by AliRun + + TFolder * alice = new TFolder(); + alice->SetNameTitle("FPAlice", "Alice Folder") ; + gROOT->GetListOfBrowsables()->Add(alice) ; + + TFolder * aliceF = alice->AddFolder("folders", "Alice memory Folder") ; + // make it the owner of the objects that it contains + aliceF->SetOwner() ; + // geometry folder + TFolder * geomF = aliceF->AddFolder("Geometry", "Geometry objects") ; + TFolder * aliceT = alice->AddFolder("tasks", "Alice tasks Folder") ; + // make it the owner of the objects that it contains + aliceT->SetOwner() ; + + TTask * aliceDi = new TTask("(S)Digitizer", "Alice SDigitizer & Digitizer") ; + aliceT->Add(aliceDi); + + TTask * aliceRe = new TTask("Reconstructioner", "Alice Reconstructioner") ; + aliceT->Add(aliceRe); + + char * tempo = new char[80] ; + + // creates the TOF Digitizer and adds it to alice main (S)Digitizer task + sprintf(tempo, "%sDigitizers container",GetName() ) ; + fDTask = new TTask(GetName(), tempo); + aliceDi->Add(fDTask) ; + + // creates the TOF reconstructioner and adds it to alice main Reconstructioner task + sprintf(tempo, "%sReconstructioner container",GetName() ) ; + fReTask = new TTask(GetName(), tempo); + aliceRe->Add(fReTask) ; + + delete [] tempo ; + + // creates the TOF geometry folder + geomF->AddFolder("TOF", "Geometry for TOF") ; +} + +//_____________________________________________________________________________ +AliTOF::~AliTOF() +{ + // dtor: + // it remove also the alice folder + // and task that TOF creates instead of AliRun + /* PH Temporarily commented because of problems + TFolder * alice = (TFolder*)gROOT->GetListOfBrowsables()->FindObject("FPAlice") ; + delete alice; + alice = 0; + */ + if (fHits) + { + fHits->Delete (); + delete fHits; + fHits = 0; + } + if (fDigits) + { + fDigits->Delete (); + delete fDigits; + fDigits = 0; + } + if (fSDigits) + { + fSDigits->Delete (); + delete fSDigits; + fSDigits = 0; + } + if (fReconParticles) + { + fReconParticles->Delete (); + delete fReconParticles; + fReconParticles = 0; + } + } //_____________________________________________________________________________ @@ -151,21 +345,83 @@ void AliTOF::AddHit(Int_t track, Int_t *vol, Float_t *hits) { // // Add a TOF hit + // new with placement used // TClonesArray &lhits = *fHits; new(lhits[fNhits++]) AliTOFhit(fIshunt, track, vol, hits); } - + +//_____________________________________________________________________________ +void AliTOF::AddT0Hit(Int_t track, Int_t *vol, Float_t *hits) +{ + // + // Add a TOF hit + // new with placement used + // + TClonesArray &lhits = *fHits; + new(lhits[fNhits++]) AliTOFhitT0(fIshunt, track, vol, hits); +} + //_____________________________________________________________________________ void AliTOF::AddDigit(Int_t *tracks, Int_t *vol, Float_t *digits) { // // Add a TOF digit + // new with placement used // TClonesArray &ldigits = *fDigits; new (ldigits[fNdigits++]) AliTOFdigit(tracks, vol, digits); } +//___________________________________________ +void AliTOF::AddSDigit(Int_t tracknum, Int_t *vol, Float_t *digits) +{ + +// +// Add a TOF sdigit +// + + TClonesArray &lSDigits = *fSDigits; + new(lSDigits[fNSDigits++]) AliTOFSDigit(tracknum, vol, digits); +} + +//_____________________________________________________________________________ +void AliTOF::SetTreeAddress () +{ + // Set branch address for the Hits and Digits Tree. + char branchname[30]; + AliDetector::SetTreeAddress (); + + TBranch *branch; + TTree *treeD = gAlice->TreeD (); + + + if (treeD) + { + if (fDigits) + { + branch = treeD->GetBranch (branchname); + if (branch) + branch->SetAddress (&fDigits); + } + + } +// if (fSDigits) + // fSDigits->Clear (); + + if (gAlice->TreeS () && fSDigits) + { + branch = gAlice->TreeS ()->GetBranch ("TOF"); + if (branch) + branch->SetAddress (&fSDigits); + } + + if (gAlice->TreeR() && fReconParticles) + { + branch = gAlice->TreeR()->GetBranch("TOF"); + if (branch) branch->SetAddress(&fReconParticles) ; + } +} //_____________________________________________________________________________ void AliTOF::CreateGeometry() @@ -182,13 +438,13 @@ void AliTOF::CreateGeometry() const Double_t kPi=TMath::Pi(); const Double_t kDegrad=kPi/180.; // - Float_t xTof, yTof, Wall; + Float_t xTof, yTof, wall; // frame inbetween TOF modules - Wall = 4.;//cm + wall = 4.;//cm // Sizes of TOF module with its support etc.. - xTof = 2.*(fRmin*TMath::Tan(10*kDegrad)-Wall/2-.5); + xTof = 2.*(fRmin*TMath::Tan(10*kDegrad)-wall/2-.5); yTof = fRmax-fRmin; // TOF module internal definitions @@ -196,7 +452,7 @@ void AliTOF::CreateGeometry() } //_____________________________________________________________________________ -void AliTOF::DrawModule() +void AliTOF::DrawModule() const { // // Draw a shaded view of the common part of the TOF geometry @@ -237,9 +493,11 @@ void AliTOF::CreateMaterials() // Defines TOF materials for all versions // Authors : Maxim Martemianov, Boris Zagreev (ITEP) // 18/09/98 + // Revision: F. Pierella 5-3-2001 + // Bologna University // - Int_t ISXFLD = gAlice->Field()->Integ(); - Float_t SXMGMX = gAlice->Field()->Max(); + Int_t isxfld = gAlice->Field()->Integ(); + Float_t sxmgmx = gAlice->Field()->Max(); // //--- Quartz (SiO2) Float_t aq[2] = { 28.0855,15.9994 }; @@ -247,12 +505,28 @@ void AliTOF::CreateMaterials() Float_t wq[2] = { 1.,2. }; Float_t dq = 2.20; Int_t nq = -2; - // --- Freon - Float_t afre[2] = {12.011,18.9984032 }; - Float_t zfre[2] = { 6., 9.}; - Float_t wfre[2] = { 5.,12.}; - Float_t densfre = 1.5; - Int_t nfre = -2; + // --- Freon C2F4H2 (TOF-TDR pagg.) + // Geant Manual CONS110-1, pag. 43 (Geant, Detector Description and Simulation Tool) + Float_t afre[3] = {12.011,18.998,1.007}; + Float_t zfre[3] = { 6., 9., 1.}; + Float_t wfre[3] = { 2., 4., 2.}; + Float_t densfre = 0.00375; +// http://www.fi.infn.it/sezione/prevprot/gas/freon.html + Int_t nfre = -3; +/* + //-- Isobutane quencher C4H10 (5% in the sensitive mixture) + Float_t aiso[2] = {12.011,1.007}; + Float_t ziso[2] = { 6., 1.}; + Float_t wiso[2] = { 4., 10.}; + Float_t densiso = .......; // (g/cm3) density + Int_t nfre = -2; // < 0 i.e. proportion by number of atoms of each kind + //-- SF6 (5% in the sensitive mixture) + Float_t asf[3] = {32.066,18.998}; + Float_t zsf[3] = { 16., 9.}; + Float_t wsf[3] = { 1., 6.}; + Float_t denssf = .....; // (g/cm3) density + Int_t nfre = -2; // < 0 i.e. proportion by number of atoms of each kind +*/ // --- CO2 Float_t ac[2] = {12.,16.}; Float_t zc[2] = { 6., 8.}; @@ -265,7 +539,7 @@ void AliTOF::CreateMaterials() Float_t wmy[3] = { 5., 4., 2. }; Float_t dmy = 1.39; Int_t nmy = -3; - // For polyethilene (CH2) for honeycomb!!!! + // For polyethilene (CH2) - honeycomb - Float_t ape[2] = { 12., 1. }; Float_t zpe[2] = { 6., 1. }; Float_t wpe[2] = { 1., 2. }; @@ -295,6 +569,12 @@ void AliTOF::CreateMaterials() Float_t wwa[2] = { 2., 1. }; Float_t dwa = 1.0; Int_t nwa = -2; + +// stainless steel + Float_t asteel[4] = { 55.847,51.9961,58.6934,28.0855 }; + Float_t zsteel[4] = { 26.,24.,28.,14. }; + Float_t wsteel[4] = { .715,.18,.1,.005 }; + // //AliMaterial(0, "Vacuum$", 1e-16, 1e-16, 1e-16, 1e16, 1e16); AliMaterial( 1, "Air$",14.61,7.3,0.001205,30423.24,67500.); @@ -311,6 +591,7 @@ void AliTOF::CreateMaterials() AliMixture (12, "Freon$", afre, zfre, densfre, nfre, wfre); AliMixture (13, "Quartz$", aq, zq, dq, nq, wq); AliMixture (14, "Water$", awa, zwa, dwa, nwa, wwa); + AliMixture (15, "STAINLESS STEEL$", asteel, zsteel, 7.88, 4, wsteel); Float_t epsil, stmin, deemax, stemax; @@ -326,33 +607,49 @@ void AliTOF::CreateMaterials() deemax = -.3; // Maximum fractional energy loss, DLS stmin = -.8; - AliMedium( 1, "Air$" , 1, 0, ISXFLD, SXMGMX, 10., stemax, deemax, epsil, stmin); - AliMedium( 2, "Cu $" , 2, 0, ISXFLD, SXMGMX, 10., stemax, deemax, epsil, stmin); - AliMedium( 3, "C $" , 3, 0, ISXFLD, SXMGMX, 10., stemax, deemax, epsil, stmin); - AliMedium( 4, "Pol$" , 4, 0, ISXFLD, SXMGMX, 10., stemax, deemax, epsil, stmin); - AliMedium( 5, "G10$" , 5, 0, ISXFLD, SXMGMX, 10., stemax, deemax, epsil, stmin); - AliMedium( 6, "DME$" , 6, 0, ISXFLD, SXMGMX, 10., stemax, deemax, epsil, stmin); - AliMedium( 7, "CO2$" , 7, 0, ISXFLD, SXMGMX, 10., -.01, -.1, .01, -.01); - AliMedium( 8,"ALUMINA$", 8, 0, ISXFLD, SXMGMX, 10., stemax, deemax, epsil, stmin); - AliMedium( 9,"Al Frame$",9, 0, ISXFLD, SXMGMX, 10., stemax, deemax, epsil, stmin); - AliMedium(10, "DME-S$", 6, 1, ISXFLD, SXMGMX, 10., stemax, deemax, epsil, stmin); - AliMedium(11, "C-TRD$", 10, 0, ISXFLD, SXMGMX, 10., stemax, deemax, epsil, stmin); - AliMedium(12, "Myl$" , 11, 0, ISXFLD, SXMGMX, 10., stemax, deemax, epsil, stmin); - AliMedium(13, "Fre$" , 12, 0, ISXFLD, SXMGMX, 10., stemax, deemax, epsil, stmin); - AliMedium(14, "Fre-S$", 12, 1, ISXFLD, SXMGMX, 10., stemax, deemax, epsil, stmin); - AliMedium(15, "Glass$", 13, 0, ISXFLD, SXMGMX, 10., stemax, deemax, epsil, stmin); - AliMedium(16, "Water$", 14, 0, ISXFLD, SXMGMX, 10., stemax, deemax, epsil, stmin); + AliMedium( 1, "Air$" , 1, 0, isxfld, sxmgmx, 10., stemax, deemax, epsil, stmin); + AliMedium( 2, "Cu $" , 2, 0, isxfld, sxmgmx, 10., stemax, deemax, epsil, stmin); + AliMedium( 3, "C $" , 3, 0, isxfld, sxmgmx, 10., stemax, deemax, epsil, stmin); + AliMedium( 4, "Pol$" , 4, 0, isxfld, sxmgmx, 10., stemax, deemax, epsil, stmin); + AliMedium( 5, "G10$" , 5, 0, isxfld, sxmgmx, 10., stemax, deemax, epsil, stmin); + AliMedium( 6, "DME$" , 6, 0, isxfld, sxmgmx, 10., stemax, deemax, epsil, stmin); + AliMedium( 7, "CO2$" , 7, 0, isxfld, sxmgmx, 10., -.01, -.1, .01, -.01); + AliMedium( 8,"ALUMINA$", 8, 0, isxfld, sxmgmx, 10., stemax, deemax, epsil, stmin); + AliMedium( 9,"Al Frame$",9, 0, isxfld, sxmgmx, 10., stemax, deemax, epsil, stmin); + AliMedium(10, "DME-S$", 6, 1, isxfld, sxmgmx, 10., stemax, deemax, epsil, stmin); + AliMedium(11, "C-TRD$", 10, 0, isxfld, sxmgmx, 10., stemax, deemax, epsil, stmin); + AliMedium(12, "Myl$" , 11, 0, isxfld, sxmgmx, 10., stemax, deemax, epsil, stmin); + AliMedium(13, "Fre$" , 12, 0, isxfld, sxmgmx, 10., stemax, deemax, epsil, stmin); + AliMedium(14, "Fre-S$", 12, 1, isxfld, sxmgmx, 10., stemax, deemax, epsil, stmin); + AliMedium(15, "Glass$", 13, 0, isxfld, sxmgmx, 10., stemax, deemax, epsil, stmin); + AliMedium(16, "Water$", 14, 0, isxfld, sxmgmx, 10., stemax, deemax, epsil, stmin); + AliMedium(17, "STEEL$", 15, 0, isxfld, sxmgmx, 10., stemax, deemax, epsil, stmin); } //_____________________________________________________________________________ -Int_t AliTOF::DistancetoPrimitive(Int_t , Int_t ) +Int_t AliTOF::DistancetoPrimitive(Int_t , Int_t ) const { // // Returns distance from mouse pointer to detector, default version // return 9999; } - + +//___________________________________________ +void AliTOF::ResetHits () +{ + // Reset number of clusters and the cluster array for this detector + AliDetector::ResetHits (); +} + +//____________________________________________ +void AliTOF::ResetDigits () +{ + // + // Reset number of digits and the digits array for this detector + AliDetector::ResetDigits (); + // +} //_____________________________________________________________________________ void AliTOF::Init() { @@ -365,218 +662,281 @@ void AliTOF::Init() } //____________________________________________________________________________ -void AliTOF::MakeBranch(Option_t* option) -// -// Initializes the Branches of the TOF inside the -// trees written for each event. -// AliDetector::MakeBranch initializes just the -// Branch inside TreeH. Here we add the branch in -// TreeD. -// +void AliTOF::MakeBranch(Option_t* option, const char *file) { - - AliDetector::MakeBranch(option); + // + // Initializes the Branches of the TOF inside the + // trees written for each event. + // AliDetector::MakeBranch initializes just the + // Branch inside TreeH. Here we add the branches in + // TreeD, TreeS and TreeR. + // + AliDetector::MakeBranch(option,file); Int_t buffersize = 4000; Char_t branchname[10]; sprintf(branchname,"%s",GetName()); - char *D = strstr(option,"D"); + + const char *oD = strstr(option,"D"); + const char *oS = strstr(option,"S"); + const char *oR = strstr(option,"R"); - if (fDigits && gAlice->TreeD() && D){ - gAlice->TreeD()->Branch(branchname,&fDigits,buffersize); - printf("Making Branch %s for digits \n",branchname); + if (oD) + // + // one branch for TOF digits + // + + + if (fDigits && gAlice->TreeD() && oD){ + MakeBranchInTree(gAlice->TreeD(), + branchname, &fDigits,buffersize, file) ; } + + if (oS) + // + // one branch for TOF sdigits + // + + + if (fSDigits && gAlice->TreeS() && oS){ + MakeBranchInTree(gAlice->TreeS(), + branchname, &fSDigits,buffersize, file) ; + } + + if (oR) + // + // one branch for TOF reconstructed particles + // + + + if (fReconParticles && gAlice->TreeR() && oR){ + MakeBranchInTree(gAlice->TreeR(), + branchname, &fReconParticles,buffersize, file) ; + } + } //____________________________________________________________________________ -void AliTOF::FinishEvent() +void AliTOF::Makehits(Bool_t hits) { -// Hits2Digits(); +// default argument used, see AliTOF.h +// Enable/Disable the writing of the TOF-hits branch +// on TreeH +// by default : enabled for TOFv1, v2, v3, v4 +// disabled for TOFv0 +// + if (hits && (IsVersion()!=0)) + fIdSens = gMC->VolId("FPAD"); + else + cout << "Option for writing the TOF-hits branch on TreeH: disabled" << endl; } - //____________________________________________________________________________ -void AliTOF::Hits2Digits(Int_t evNumber) -// -// Starting from the Hits Tree (TreeH), this -// function writes the Digits Tree (TreeD) storing -// the digits informations. -// Has to be called just at the end of an event or -// at the end of a whole run. -// It could also be called by AliTOF::Finish Event() -// but it can be too heavy. -// Just for MC events. -// -// Called by the macro H2D.C -// +void AliTOF::FinishEvent() { - AliTOFhit* currentHit; - TTree *TD, *TH; - Int_t tracks[3]; - Int_t vol[5]; - Float_t digit[2]; - TClonesArray* TOFhits=this->Hits(); - - Int_t nparticles = gAlice->GetEvent(evNumber); - if (nparticles <= 0) return; - - TD = gAlice->TreeD(); - TH = gAlice->TreeH(); - Int_t ntracks =(Int_t) TH->GetEntries(); - Int_t nbytes, nhits; - TRandom *rnd = new TRandom(); - - for (Int_t ntk=0; ntkGetEvent(ntk); - nhits = TOFhits->GetEntriesFast(); +//___________________________________________ +void AliTOF::SDigits2Digits() +{ +// +// Generate digits performing merging +// + /* + int nparticles = gAlice->GetNtrack(); + cout << "Particles :" < 0 ) { + + AliTOF::Hits2Digits(); + + } + */ + cout<<"AliTOF::SDigits2Digits"<Init(); + cout<<"AliTOF::SDigits2Digits Init"<Digitise(); + cout<<"AliTOF::SDigits2Digits Digitise() "<At(hit)); +//--------------------------------------------------------------------- +AliTOFMerger* AliTOF::Merger() +{ +// Return pointer to merger + return fMerger; +} - vol[0] = currentHit->GetSector(); - vol[1] = currentHit->GetPlate(); - vol[2] = currentHit->GetPad_x(); - vol[3] = currentHit->GetPad_z(); - vol[4] = currentHit->GetStrip(); - Float_t IdealTime = currentHit->GetTof(); - Float_t TDCTime = rnd->Gaus(IdealTime, fTimeRes); - digit[0] = TDCTime; +//--------------------------------------------------------------------- - Float_t IdealCharge = currentHit->GetEdep(); - Float_t ADCcharge = rnd->Gaus(IdealCharge, fChrgRes); - digit[1] = ADCcharge; +void AliTOF::Hits2SDigits() +{ +// +// Use the TOF SDigitizer to make TOF SDigits +// +// + //#ifdef DEBUG + cout<<"ALiTOF::Hits2SDigits> start...\n"; + //#endif + + char * fileSDigits = 0 ; + char * fileHeader = 0; + AliTOFSDigitizer * sd = new AliTOFSDigitizer(fileHeader,fileSDigits) ; - Int_t Track = currentHit -> GetTrack(); - tracks[0] = Track; - tracks[1] = 0; - tracks[2] = 0; + sd->Exec("") ; + sd->Print(""); - Bool_t Overlap = CheckOverlap(vol, digit, Track); - if(!Overlap) AddDigit(tracks, vol, digit); - } - } - TD->Fill(); - TD->Write(); + delete sd ; + } - //___________________________________________________________________________ Bool_t AliTOF::CheckOverlap(Int_t* vol, Float_t* digit,Int_t Track) +{ // // Checks if 2 or more hits belong to the same pad. // In this case the data assigned to the digit object // are the ones of the first hit in order of Time. +// 2 hits from the same track on the same pad are collected. +// Called only by Hits2SDigits. +// This procedure has to be optimized in the next TOF release. // -// Called only by Hits2Digits. -// -{ - Bool_t Overlap = 0; + + Bool_t overlap = kFALSE; Int_t vol2[5]; - for (Int_t ndig=0; ndigUncheckedAt(ndig)); + for (Int_t ndig=0; ndigGetEntries(); ndig++){ + AliTOFdigit* currentDigit = (AliTOFdigit*)(fSDigits->UncheckedAt(ndig)); currentDigit->GetLocation(vol2); - Bool_t Idem=1; + Bool_t idem= kTRUE; + // check on digit volume for (Int_t i=0;i<=4;i++){ - if (vol[i]!=vol2[i]) Idem=0;} - if (Idem){ - Float_t TDC2 = digit[0]; - Float_t TDC1 = currentDigit->GetTdc(); - if (TDC1>TDC2){ - currentDigit->SetTdc(TDC2); - currentDigit->SetAdc(digit[1]); - } - currentDigit->AddTrack(Track); - Overlap = 1; - } - } - return Overlap; + if (!idem) break; + if (vol[i]!=vol2[i]) idem=kFALSE;} + + if (idem){ // same pad fired + Float_t tdc2 = digit[0]; + Float_t tdc1 = currentDigit->GetTdc(); + + // we separate two digits on the same pad if + // they are separated in time by at least 25 ns + // remember that tdc time is given in ps + + if (TMath::Abs(tdc1-tdc2)<25000){ + // in case of overlap we take the earliest + if (tdc1>tdc2){ + currentDigit->SetTdc(tdc2); + currentDigit->SetAdc(digit[1]); + } + else { + currentDigit->SetTdc(tdc1); + currentDigit->SetAdc(digit[1]); + } + currentDigit->AddTrack(Track); // add track number in the track array + overlap = kTRUE; + return overlap; + } else + overlap= kFALSE; + + } // close if (idem) -> two digits on the same TOF pad + + } // end loop on existing sdigits + + return overlap; } //____________________________________________________________________________ void AliTOF::Digits2Raw(Int_t evNumber) +{ // // Starting from digits, writes the // Raw Data objects, i.e. a // TClonesArray of 18 AliTOFRawSector objects // -{ - TTree* TD; + TTree* tD; + // do nothing if no particles Int_t nparticles = gAlice->GetEvent(evNumber); if (nparticles <= 0) return; - TD = gAlice->TreeD(); + tD = gAlice->TreeD(); - TClonesArray* TOFdigits = this->Digits(); - Int_t ndigits = TOFdigits->GetEntriesFast(); + TClonesArray* tofdigits = this->Digits(); + Int_t ndigits = tofdigits->GetEntriesFast(); - TClonesArray* Raw = new TClonesArray("AliTOFRawSector",fNTof+2); + TClonesArray* rawsectors = new TClonesArray("AliTOFRawSector",fNTof+2); for (Int_t isect=1;isect<=fNTof;isect++){ - AliTOFRawSector* currentSector = (AliTOFRawSector*)Raw->UncheckedAt(isect); - TClonesArray* RocData = (TClonesArray*)currentSector->GetRocData(); + AliTOFRawSector* currentSector = (AliTOFRawSector*)rawsectors->UncheckedAt(isect); + TClonesArray* rocData = (TClonesArray*)currentSector->GetRocData(); for (Int_t digit=0; digitUncheckedAt(digit); + AliTOFdigit* currentDigit = (AliTOFdigit*)tofdigits->UncheckedAt(digit); Int_t sector = currentDigit->GetSector(); if (sector==isect){ - Int_t Pad = currentDigit -> GetTotPad(); - Int_t Roc = (Int_t)(Pad/fNPadXRoc)-1; - if (Roc>=fNRoc) printf("Wrong n. of ROC ! Roc = %i",Roc); - Int_t PadRoc = (Int_t) Pad%fNPadXRoc; - Int_t Fec = (Int_t)(PadRoc/fNFec)-1; - Int_t Tdc = (Int_t)(PadRoc%fNFec)-1; - Float_t Time = currentDigit->GetTdc(); - Float_t Charge = currentDigit->GetAdc(); - AliTOFRoc* currentROC = (AliTOFRoc*)RocData->UncheckedAt(Roc); - Int_t Error = 0; - currentROC->AddItem(Fec, Tdc, Error, Charge, Time); - } - } + Int_t pad = currentDigit -> GetTotPad(); + Int_t roc = (Int_t)(pad/fNPadXRoc)-1; + if (roc>=fNRoc) printf("Wrong n. of ROC ! Roc = %i",roc); + Int_t padRoc = (Int_t) pad%fNPadXRoc; + Int_t fec = (Int_t)(padRoc/fNFec)-1; + Int_t tdc = (Int_t)(padRoc%fNFec)-1; + Float_t time = currentDigit->GetTdc(); + Float_t charge = currentDigit->GetAdc(); + AliTOFRoc* currentROC = (AliTOFRoc*)rocData->UncheckedAt(roc); + Int_t error = 0; + currentROC->AddItem(fec, tdc, error, charge, time); + } // close if (sector==isect) i.e. end loop on digits for the current sector + } // end loop on TOF digits - UInt_t TotSize=16,RocSize=0; - UInt_t RocHead[14],RocChek[14]; - UInt_t GlobalCheckSum=0; + UInt_t totSize=16,rocSize=0; + UInt_t rocHead[14],rocChek[14]; + UInt_t globalCheckSum=0; for (UInt_t iRoc = 1; iRoc<(UInt_t)fNRoc; iRoc++){ - AliTOFRoc* currentRoc = (AliTOFRoc*)RocData->UncheckedAt(iRoc); - RocSize = currentRoc->Items*2+1; - TotSize += RocSize*4; - if (RocSize>=pow(2,16)) RocSize=0; - RocHead[iRoc] = iRoc<<28; - RocHead[iRoc] += RocSize; - RocChek[iRoc] = currentRoc->GetCheckSum(); - Int_t HeadCheck = currentRoc->BitCount(RocHead[iRoc]); - GlobalCheckSum += HeadCheck; - GlobalCheckSum += RocChek[iRoc]; + AliTOFRoc* currentRoc = (AliTOFRoc*)rocData->UncheckedAt(iRoc); + rocSize = currentRoc->GetItems()*2+1; + totSize += rocSize*4; + if (rocSize>=TMath::Power(2,16)) rocSize=0; + rocHead[iRoc] = iRoc<<28; + rocHead[iRoc] += rocSize; + rocChek[iRoc] = currentRoc->GetCheckSum(); + Int_t headCheck = currentRoc->BitCount(rocHead[iRoc]); + globalCheckSum += headCheck; + globalCheckSum += rocChek[iRoc]; } - AliTOFRoc* DummyRoc = new AliTOFRoc(); - TotSize *= 4; - if (TotSize>=pow(2,24)) TotSize=0; - UInt_t Header = TotSize; - UInt_t SectId = ((UInt_t)isect)<<24; - Header += SectId; - GlobalCheckSum += DummyRoc->BitCount(Header); - currentSector->SetGlobalCS(GlobalCheckSum); - currentSector->SetHeader(Header); + AliTOFRoc* dummyRoc = new AliTOFRoc(); + totSize *= 4; + if (totSize>=TMath::Power(2,24)) totSize=0; + UInt_t header = totSize; + UInt_t sectId = ((UInt_t)isect)<<24; + header += sectId; + globalCheckSum += dummyRoc->BitCount(header); + currentSector->SetGlobalCS(globalCheckSum); + currentSector->SetHeader(header); } } //____________________________________________________________________________ void AliTOF::Raw2Digits(Int_t evNumber) +{ // // Converts Raw Data objects into digits objects. // We schematize the raw data with a // TClonesArray of 18 AliTOFRawSector objects // -{ - TTree *TD; + + TTree *tD; Int_t vol[5]; Int_t tracks[3]; Float_t digit[2]; @@ -588,15 +948,15 @@ void AliTOF::Raw2Digits(Int_t evNumber) Int_t nparticles = gAlice->GetEvent(evNumber); if (nparticles <= 0) return; - TD = gAlice->TreeD(); + tD = gAlice->TreeD(); - TClonesArray* Raw = new TClonesArray("AliTOFRawSector",fNTof+2); + TClonesArray* rawsectors = new TClonesArray("AliTOFRawSector",fNTof+2); for(Int_t nSec=1; nSec<=fNTof; nSec++){ - AliTOFRawSector* currentSector = (AliTOFRawSector*)Raw->UncheckedAt(nSec); - TClonesArray* RocData = (TClonesArray*)currentSector->GetRocData(); + AliTOFRawSector* currentSector = (AliTOFRawSector*)rawsectors->UncheckedAt(nSec); + TClonesArray* rocData = (TClonesArray*)currentSector->GetRocData(); for(Int_t nRoc=1; nRoc<=14; nRoc++){ - AliTOFRoc* currentRoc = (AliTOFRoc*)RocData->UncheckedAt(nRoc); + AliTOFRoc* currentRoc = (AliTOFRoc*)rocData->UncheckedAt(nRoc); Int_t currentItems = currentRoc->GetItems(); for(Int_t item=1; itemGetTotPad(item); @@ -620,155 +980,22 @@ void AliTOF::Raw2Digits(Int_t evNumber) break; } vol[2] = nStrip; - Int_t Pad = nPad%fPadXStr; - if (Pad==0) Pad=fPadXStr; + Int_t pad = nPad%fPadXStr; + if (pad==0) pad=fPadXStr; Int_t nPadX=0, nPadZ=0; - (Pad>fNpadX)? nPadX -= fNpadX : nPadX = Pad ; + (pad>fNpadX)? nPadX -= fNpadX : nPadX = pad ; vol[3] = nPadX; - (Pad>fNpadX)? nPadZ = 2 : nPadZ = 1 ; + (pad>fNpadX)? nPadZ = 2 : nPadZ = 1 ; vol[4] = nPadZ; UInt_t error=0; - Float_t TDC = currentRoc->GetTime(item,error); - if (!error) digit[0]=TDC; + Float_t tdc = currentRoc->GetTime(item,error); + if (!error) digit[0]=tdc; digit[1] = currentRoc->GetCharge(item); AddDigit(tracks,vol,digit); } } } - TD->Fill(); - TD->Write(); + tD->Fill(); + tD->Write(0,TObject::kOverwrite); } - -/******************************************************************************/ - -ClassImp(AliTOFhit) - -//______________________________________________________________________________ -AliTOFhit::AliTOFhit(Int_t shunt, Int_t track, Int_t *vol, - Float_t *hits) -:AliHit(shunt, track) -// -// Constructor of hit object -// -{ - // - // Store a TOF hit - // _______________ - // - // Hit Volume - // - fSector= vol[0]; - fPlate = vol[1]; - fStrip = vol[2]; - fPad_x = vol[3]; - fPad_z = vol[4]; - // - //Position - fX = hits[0]; - fY = hits[1]; - fZ = hits[2]; - // - // Momentum - fPx = hits[3]; - fPy = hits[4]; - fPz = hits[5]; - fPmom= hits[6]; - // - // Time Of Flight - fTof = hits[7]; //TOF[s] - // - // Other Data - fDx = hits[8]; //Distance from the edge along x axis - fDy = hits[9]; //Y cohordinate of the hit - fDz = hits[10]; //Distance from the edge along z axis - fIncA= hits[11]; //Incidence angle - fEdep= hits[12]; //Energy loss in TOF pad -} - -//****************************************************************************** - -ClassImp(AliTOFdigit) - -//______________________________________________________________________________ -AliTOFdigit::AliTOFdigit(Int_t *tracks, Int_t *vol,Float_t *digit) -:AliDigit(tracks) -// -// Constructor of digit object -// -{ - fSector = vol[0]; - fPlate = vol[1]; - fStrip = vol[2]; - fPad_x = vol[3]; - fPad_z = vol[4]; - fTdc = digit[0]; - fAdc = digit[1]; -} - -//______________________________________________________________________________ -void AliTOFdigit::GetLocation(Int_t *Loc) -// -// Get the cohordinates of the digit -// in terms of Sector - Plate - Strip - Pad -// -{ - Loc[0]=fSector; - Loc[1]=fPlate; - Loc[2]=fStrip; - Loc[3]=fPad_x; - Loc[4]=fPad_z; -} - -//______________________________________________________________________________ -Int_t AliTOFdigit::GetTotPad() -// -// Get the "total" index of the pad inside a Sector -// starting from the digits data. -// -{ - AliTOF* TOF; - - if(gAlice){ - TOF =(AliTOF*) gAlice->GetDetector("TOF"); - }else{ - printf("AliTOFdigit::GetTotPad - No AliRun object present, exiting"); - return 0; - } - - Int_t Pad = fPad_x+TOF->fNpadX*(fPad_z-1); - Int_t Before=0; - - switch(fPlate){ - case 1: Before = 0; - break; - case 2: Before = TOF->fNStripC; - break; - case 3: Before = TOF->fNStripB + TOF->fNStripC; - break; - case 4: Before = TOF->fNStripA + TOF->fNStripB + TOF->fNStripC; - break; - case 5: Before = TOF->fNStripA + 2*TOF->fNStripB + TOF->fNStripC; - break; - } - - Int_t Strip = fStrip+Before; - Int_t PadTot = TOF->fPadXStr*(Strip-1)+Pad; - return PadTot; -} - -//______________________________________________________________________________ -void AliTOFdigit::AddTrack(Int_t track) -// -// Add a track to the digit -// -{ - if (fTracks[1]==0){ - fTracks[1] = track; - }else if (fTracks[2]==0){ - fTracks[2] = track; - }else{ - printf("AliTOFdigit::AddTrack ERROR: Too many Tracks (>3) \n"); - } -} -