/*
$Log$
+Revision 1.55 2001/06/14 14:59:00 barbera
+Tracking V1 decoupled from AliITS
+
+Revision 1.54 2001/05/31 20:37:56 barbera
+Bari/Salerno model set as defaault SPD simulation
+
+Revision 1.53 2001/05/31 18:52:24 barbera
+Bari model becomes the default
+
+Revision 1.53 2001/05/30 07:52:24 hristov
+TPC and CONTAINERS included in the search path
+
+Revision 1.52 2001/05/30 06:04:58 hristov
+Changes made to be consitant with changes in TPC tracking classes (B.Nilsen)
+
+Revision 1.51 2001/05/16 14:57:15 alibrary
+New files for folders and Stack
+
+Revision 1.50 2001/05/11 09:15:21 barbera
+Corrected to make fast point creation working with PPR geometry
+
+Revision 1.49 2001/05/11 07:37:49 hristov
+Legacy lines commented
+
+Revision 1.48 2001/05/10 18:14:25 barbera
+A typo corrected
+
+Revision 1.47 2001/05/10 17:55:59 barbera
+Modified to create rec points also for PPR geometries
+
+Revision 1.46 2001/05/10 00:05:28 nilsen
+Allowed for HitsToDigits function to work with versions 5, 7, 8, and 9. This
+should probably be cleaned up to only check to make sure that fITSgeom has
+been properly defined.
+
+Revision 1.45 2001/05/01 22:35:48 nilsen
+Remove/commented a number of cout<< statements. and made change needed by
+SSD code.
+
+Revision 1.44 2001/04/26 22:44:01 nilsen
+Removed dependence on layer 5/6 in AliITS::HitsToDigits. This will be
+done properly in AliITSv???.cxx via SetDefaults.
+
+Revision 1.43 2001/04/26 13:22:52 barbera
+TMatrix and TVector elimininated to speed up the code
+
+Revision 1.42 2001/04/25 21:55:12 barbera
+Updated version to be compatible with actual verion of STEER and TPC
+
+Revision 1.41 2001/04/21 15:16:51 barbera
+Updated with the new SSD reconstruction code
+
+Revision 1.40 2001/03/17 15:07:06 mariana
+Update SDD response parameters
+
+Revision 1.39 2001/03/12 17:45:32 hristov
+Changes needed on Sun with CC 5.0
+
+Revision 1.38 2001/03/07 14:04:51 barbera
+Some vector dimensions increased to cope with full events
+
+Revision 1.37 2001/03/07 12:36:35 barbera
+A change added in the tracking part to manage delta rays
+
+Revision 1.36 2001/03/02 19:44:11 barbera
+ modified to taking into account new version tracking v1
+
+Revision 1.35 2001/02/28 18:16:46 mariana
+Make the code compatible with the new AliRun
+
+Revision 1.34 2001/02/11 15:51:39 mariana
+Set protection in MakeBranch
+
+Revision 1.33 2001/02/10 22:26:39 mariana
+Move the initialization of the containers for raw clusters in MakeTreeC()
+
+Revision 1.32 2001/02/08 23:55:31 nilsen
+Removed fMajor/MinorVersion variables in favor of variables in derived classes.
+Set arrays char *det[3] = {"SPD","SDD","SSD"} as const.
+
+Revision 1.31 2001/02/02 23:57:28 nilsen
+Added include file that are no londer included in AliITSgeom.h
+
+Revision 1.30 2001/01/30 09:23:13 hristov
+Streamers removed (R.Brun)
+
+Revision 1.29 2001/01/26 20:01:09 hristov
+Major upgrade of AliRoot code
+
+Revision 1.28 2000/12/18 14:02:00 barbera
+new version of the ITS tracking to take into account the new TPC track parametrization
+
+Revision 1.27 2000/12/08 13:49:27 barbera
+Hidden declaration in a for loop removed to be compliant with HP-UX compiler
+
+Revision 1.26 2000/11/27 13:12:13 barbera
+New version containing the files for tracking
+
+Revision 1.25 2000/11/12 22:38:05 barbera
+Added header file for the SPD Bari model
+
+Revision 1.24 2000/10/09 22:18:12 barbera
+Bug fixes from MAriana to le AliITStest.C run correctly
+
+Revision 1.23 2000/10/05 20:47:42 nilsen
+fixed dependencies of include files. Tryed but failed to get a root automaticly
+generates streamer function to work. Modified SetDefaults.
+
+Revision 1.9.2.15 2000/10/04 16:56:40 nilsen
+Needed to include stdlib.h
+
+=======
+Revision 1.22 2000/10/04 19:45:52 barbera
+Corrected by F. Carminati for v3.04
+
+Revision 1.21 2000/10/02 21:28:08 fca
+Removal of useless dependecies via forward declarations
+
+Revision 1.20 2000/10/02 16:31:39 barbera
+General code clean-up
+
+Revision 1.9.2.14 2000/10/02 15:43:51 barbera
+General code clean-up (e.g., printf -> cout)
+
+Revision 1.19 2000/09/22 12:13:25 nilsen
+Patches and updates for fixes to this and other routines.
+
+Revision 1.18 2000/07/12 05:32:20 fca
+Correcting several syntax problem with static members
+
+Revision 1.17 2000/07/10 16:07:18 fca
+Release version of ITS code
+
+Revision 1.9.2.3 2000/02/02 13:42:09 barbera
+fixed AliITS.cxx for new AliRun structure. Added ITS hits list to list of hits which will have their track numbers updated
+
+Revision 1.9.2.2 2000/01/23 03:03:13 nilsen
+//fixed FillModule. Removed fi(fabs(xl)<dx....
+
+Revision 1.9.2.1 2000/01/12 19:03:32 nilsen
+This is the version of the files after the merging done in December 1999.
+See the ReadMe110100.txt file for details
+
Revision 1.9 1999/11/14 14:33:25 fca
Correct problems with distructors and pointers, thanks to I.Hrivnacova
// Modified and documented by Bjorn S. Nilsen
// July 11 1999
//
+// Version: 2
+// Modified and documented by A. Bologna
+// October 18 1999
+//
// AliITS is the general base class for the ITS. Also see AliDetector for
// futher information.
//
///////////////////////////////////////////////////////////////////////////////
-
+#include <iostream.h>
+#include <iomanip.h>
+#include <fstream.h>
+#include <stdlib.h>
#include <TMath.h>
#include <TRandom.h>
+#include <TBranch.h>
#include <TVector.h>
-#include <TGeometry.h>
-#include <TNode.h>
-#include <TTUBE.h>
+#include <TClonesArray.h>
+#include <TROOT.h>
+#include <TObjectTable.h>
+#include <TFile.h>
+#include <TTree.h>
+#include <TString.h>
+//#include <TParticle.h>
-#include "AliITSmodule.h"
-#include "AliDetector.h"
+
+#include "AliRun.h"
#include "AliITS.h"
-#include "TClonesArray.h"
-#include "TObjArray.h"
+#include "AliITSMap.h"
+#include "AliITSDetType.h"
+#include "AliITSClusterFinder.h"
+#include "AliITSsimulationSPD.h"
+#include "AliITSsimulationSDD.h"
+#include "AliITSsimulationSSD.h"
+#include "AliITSresponse.h"
+#include "AliITSsegmentationSPD.h"
+#include "AliITSresponseSPD.h"
+#include "AliITSresponseSPDdubna.h"
+#include "AliITSsegmentationSDD.h"
+#include "AliITSresponseSDD.h"
+#include "AliITSsegmentationSSD.h"
+#include "AliITSresponseSSD.h"
#include "AliITShit.h"
+#include "AliITSgeom.h"
#include "AliITSdigit.h"
-#include "AliRun.h"
+#include "AliITSmodule.h"
+#include "AliITSRecPoint.h"
+#include "AliITSRawCluster.h"
+#include "AliMC.h"
+#include "stdlib.h"
+
+//#include "AliKalmanTrack.h"
+//#include "AliMagF.h"
+//#include "AliITStrack.h"
+//#include "AliITSiotrack.h"
+//#include "AliITStracking.h"
+//#include "AliITSRad.h"
+//#include "AliTPC.h"
+//#include "AliTPCParam.h"
+//#include "AliTPCtracker.h"
ClassImp(AliITS)
//_____________________________________________________________________________
-AliITS::AliITS() {
+AliITS::AliITS() : AliDetector() {
//
// Default initialiser for ITS
// The default constructor of the AliITS class. In addition to
// creating the AliITS class it zeros the variables fIshunt (a member
// of AliDetector class), fEuclidOut, and fIdN, and zeros the pointers
- // fITSpoints, fIdSens, and fIdName.
+ // fITSpoints, fIdSens, and fIdName. The AliDetector default constructor
+ // is also called.
//
- fITSpoints = 0;
+
+
fIshunt = 0;
fEuclidOut = 0;
+
+ fNDetTypes = kNTYPES;
fIdN = 0;
fIdName = 0;
fIdSens = 0;
fITSmodules = 0;
-
+ //
+ fDetTypes = 0;
+ //
+ fDtype = 0;
+ fNdtype = 0;
+ fCtype = 0;
+ fNctype = 0;
+ fRecPoints = 0;
+ fNRecPoints = 0;
+ fTreeC = 0;
+ //
+ fITSgeom=0;
}
+
//_____________________________________________________________________________
AliITS::AliITS(const char *name, const char *title):AliDetector(name,title){
//
// description of these parameters and its constructor functions.
//
+
fHits = new TClonesArray("AliITShit", 1560);
gAlice->AddHitList(fHits);
- fDigits = new TClonesArray("AliITSdigit",1000);
- fITSpoints = new TObjArray();
- fITSmodules = 0; //new AliITSmodules();
+
+ fNDetTypes = kNTYPES;
+
+ fNdtype = new Int_t[kNTYPES];
+ fDtype = new TObjArray(kNTYPES);
+
+ fNctype = new Int_t[kNTYPES];
+ fCtype = new TObjArray(kNTYPES);
+
+
+
+ fRecPoints=new TClonesArray("AliITSRecPoint",1000);
+ fNRecPoints = 0;
+
+ fTreeC = 0;
+
+ fITSmodules = 0;
fIshunt = 0;
fEuclidOut = 0;
fIdN = 0;
fIdName = 0;
fIdSens = 0;
+
+ fDetTypes = new TObjArray(kNTYPES);
+
+ Int_t i;
+ for(i=0;i<kNTYPES;i++) {
+ fDetTypes->AddAt(new AliITSDetType(),i);
+ fNdtype[i]=0;
+ fNctype[i]=0;
+ }
+ //
SetMarkerColor(kRed);
+ fITSgeom=0;
+}
+//___________________________________________________________________________
+AliITS::AliITS(AliITS &source){
+ // copy constructor
+ if(this==&source) return;
+ Error("AliITS::Copy constructor",
+ "You are not allowed to make a copy of the AliITS");
+ exit(1);
+}
+//____________________________________________________________________________
+AliITS& AliITS::operator=(AliITS &source){
+ // assignment operator
+ if(this==&source) return *this;
+ Error("AliITS::operator=",
+ "You are not allowed to make a copy of the AliITS");
+ exit(1);
+ return *this; //fake return
}
+//____________________________________________________________________________
+void AliITS::ClearModules(){
+ //clear the modules TObjArray
+
+ if(fITSmodules) fITSmodules->Delete();
+}
//_____________________________________________________________________________
AliITS::~AliITS(){
//
// the AliITS class it deletes the memory pointed to by the fHits, fDigits,
// fIdSens, fIdName, and fITSpoints.
//
+
+
delete fHits;
delete fDigits;
- if(fIdName!=0) delete[] fIdName;
+ delete fRecPoints;
+// delete fIdName; // TObjArray of TObjStrings
+ if(fIdName!=0) delete[] fIdName; // Array of TStrings
if(fIdSens!=0) delete[] fIdSens;
- delete fITSmodules;
- if(fITSpoints!=0) delete fITSpoints;
-}
+ if(fITSmodules!=0) {
+ this->ClearModules();
+ delete fITSmodules;
+ }// end if fITSmodules!=0
-//_____________________________________________________________________________
-void AliITS::AddDigit(Int_t *tracks, Int_t *digits){
//
- // Add an ITS Digit
- // The function to add information to the AliITSdigits class. See the
- // AliITSdigits class for a full description. This function allocates the
- // necessary new space for the digits information and passes the pointers
- // *track and *digits to the AliITSdigits constructor function.
+ if(fDtype) {
+ fDtype->Delete();
+ delete fDtype;
+ }
+ delete [] fNdtype;
+ if (fCtype) {
+ fCtype->Delete();
+ delete fCtype;
+ }
+ delete [] fNctype;
//
- TClonesArray &ldigits = *fDigits;
- new(ldigits[fNdigits++]) AliITSdigit(tracks,digits);
+
+ if (fDetTypes) {
+ fDetTypes->Delete();
+ delete fDetTypes;
+ }
+
+ if (fTreeC) delete fTreeC;
+
+ if (fITSgeom) delete fITSgeom;
+
}
-Int_t AliITS::AddDigit(AliITSdigit* d) {
+//___________________________________________
+AliITSDetType* AliITS::DetType(Int_t id)
+{
+ //return pointer to id detector type
+ return ((AliITSDetType*) (*fDetTypes)[id]);
+
+}
+//___________________________________________
+void AliITS::SetClasses(Int_t id, const char *digit, const char *cluster)
+{
+ //set the digit and cluster classes to be used for the id detector type
+ ((AliITSDetType*) (*fDetTypes)[id])->ClassNames(digit,cluster);
+
+}
+//___________________________________________
+void AliITS::SetResponseModel(Int_t id, AliITSresponse *response)
+{
+ //set the response model for the id detector type
+
+ ((AliITSDetType*) (*fDetTypes)[id])->ResponseModel(response);
+
+}
+
+//___________________________________________
+void AliITS::SetSegmentationModel(Int_t id, AliITSsegmentation *seg)
+{
+ //set the segmentation model for the id detector type
+
+ ((AliITSDetType*) (*fDetTypes)[id])->SegmentationModel(seg);
+
+}
+
+//___________________________________________
+void AliITS::SetSimulationModel(Int_t id, AliITSsimulation *sim)
+{
+ //set the simulation model for the id detector type
+
+ ((AliITSDetType*) (*fDetTypes)[id])->SimulationModel(sim);
+
+}
+//___________________________________________
+void AliITS::SetReconstructionModel(Int_t id, AliITSClusterFinder *reconst)
+{
+ //set the cluster finder model for the id detector type
+
+ ((AliITSDetType*) (*fDetTypes)[id])->ReconstructionModel(reconst);
- fDigits->Add(d);
- fNdigits = fDigits->GetEntriesFast();
- return fNdigits;
}
//_____________________________________________________________________________
new(lhits[fNhits++]) AliITShit(fIshunt,track,vol,hits);
}
//_____________________________________________________________________________
-void AliITS::BuildGeometry(){
- //
- // Build ITS TNODE geometry for event display
- // This function builds a simple ITS geometry used by the ROOT macro
- // display.C. In general the geometry as coded is wrong.
- //
- TNode *Node, *Top;
- const int kColorITS=kYellow;
- //
- Top=gAlice->GetGeometry()->GetNode("alice");
-
- new TTUBE("S_layer1","Layer1 of ITS","void",3.9,3.9+0.05475,12.25);
- Top->cd();
- Node = new TNode("Layer1","Layer1","S_layer1",0,0,0,"");
- Node->SetLineColor(kColorITS);
- fNodes->Add(Node);
-
- new TTUBE("S_layer2","Layer2 of ITS","void",7.6,7.6+0.05475,16.3);
- Top->cd();
- Node = new TNode("Layer2","Layer2","S_layer2",0,0,0,"");
- Node->SetLineColor(kColorITS);
- fNodes->Add(Node);
-
- new TTUBE("S_layer3","Layer3 of ITS","void",14,14+0.05288,21.1);
- Top->cd();
- Node = new TNode("Layer3","Layer3","S_layer3",0,0,0,"");
- Node->SetLineColor(kColorITS);
- fNodes->Add(Node);
-
- new TTUBE("S_layer4","Layer4 of ITS","void",24,24+0.05288,29.6);
- Top->cd();
- Node = new TNode("Layer4","Layer4","S_layer4",0,0,0,"");
- Node->SetLineColor(kColorITS);
- fNodes->Add(Node);
-
- new TTUBE("S_layer5","Layer5 of ITS","void",40,40+0.05382,45.1);
- Top->cd();
- Node = new TNode("Layer5","Layer5","S_layer5",0,0,0,"");
- Node->SetLineColor(kColorITS);
- fNodes->Add(Node);
-
- new TTUBE("S_layer6","Layer6 of ITS","void",45,45+0.05382,50.4);
- Top->cd();
- Node = new TNode("Layer6","Layer6","S_layer6",0,0,0,"");
- Node->SetLineColor(kColorITS);
- fNodes->Add(Node);
+void AliITS::AddRealDigit(Int_t id, Int_t *digits)
+{
+ // add a real digit - as coming from data
+
+ TClonesArray &ldigits = *((TClonesArray*)(*fDtype)[id]);
+ new(ldigits[fNdtype[id]++]) AliITSdigit(digits);
+
}
//_____________________________________________________________________________
-void AliITS::CreateMaterials(){
- //
- // Create ITS materials
- // This function defines the default materials used in the Geant
- // Monte Carlo simulations. In general it is automatically replaced by
- // the CreatMaterials routine defined in AliITSv?. Should the function
- // CreateMaterials not exist for the geometry version you are using this
- // one is used. See the definition found in AliITSv5 or the other routine
- // for a complete definition.
+void AliITS::AddSimDigit(Int_t id, AliITSdigit *d)
+{
+
+ // add a simulated digit
+
+ TClonesArray &ldigits = *((TClonesArray*)(*fDtype)[id]);
+
+ switch(id)
+ {
+ case 0:
+ new(ldigits[fNdtype[id]++]) AliITSdigitSPD(*((AliITSdigitSPD*)d));
+ break;
+ case 1:
+ new(ldigits[fNdtype[id]++]) AliITSdigitSDD(*((AliITSdigitSDD*)d));
+ break;
+ case 2:
+ new(ldigits[fNdtype[id]++]) AliITSdigitSSD(*((AliITSdigitSSD*)d));
+ break;
+ }
+
+}
+
+//_____________________________________________________________________________
+void AliITS::AddSimDigit(Int_t id,Float_t phys,Int_t *digits,Int_t *tracks,Int_t *hits,Float_t *charges){
+
+ // add a simulated digit to the list
+
+ TClonesArray &ldigits = *((TClonesArray*)(*fDtype)[id]);
+ switch(id)
+ {
+ case 0:
+ new(ldigits[fNdtype[id]++]) AliITSdigitSPD(digits,tracks,hits);
+ break;
+ case 1:
+ new(ldigits[fNdtype[id]++]) AliITSdigitSDD(phys,digits,tracks,hits,charges);
+ break;
+ case 2:
+ new(ldigits[fNdtype[id]++]) AliITSdigitSSD(digits,tracks,hits);
+ break;
+ }
+
+}
+
+//_____________________________________________________________________________
+void AliITS::AddCluster(Int_t id, AliITSRawCluster *c)
+{
+
+ // add a cluster to the list
+
+ TClonesArray &lcl = *((TClonesArray*)(*fCtype)[id]);
+
+ switch(id)
+ {
+ case 0:
+ new(lcl[fNctype[id]++]) AliITSRawClusterSPD(*((AliITSRawClusterSPD*)c));
+ break;
+ case 1:
+ new(lcl[fNctype[id]++]) AliITSRawClusterSDD(*((AliITSRawClusterSDD*)c));
+ break;
+ case 2:
+ new(lcl[fNctype[id]++]) AliITSRawClusterSSD(*((AliITSRawClusterSSD*)c));
+ break;
+ }
+
+}
+
+
+//_____________________________________________________________________________
+void AliITS::AddRecPoint(const AliITSRecPoint &r)
+{
//
- // Water H2O
- Float_t awat[2] = { 1.00794,15.9994 };
- Float_t zwat[2] = { 1.,8. };
- Float_t wwat[2] = { 2.,1. };
- Float_t denswat = 1.;
- // 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;
- // Ceramics
- // 94.4% Al2O3 , 2.8% SiO2 , 2.3% MnO , 0.5% Cr2O3
- Float_t acer[5] = { 26.981539,15.9994,28.0855,54.93805,51.9961 };
- Float_t zcer[5] = { 13.,8.,14.,25., 24. };
- Float_t wcer[5] = { .49976,1.01233,.01307, .01782,.00342 };
- Float_t denscer = 3.6;
+ // Add a reconstructed space point to the list
//
- // 60% SiO2 , 40% G10FR4
- // PC board
- Float_t apcb[3] = { 28.0855,15.9994,17.749 };
- Float_t zpcb[3] = { 14.,8.,8.875 };
- Float_t wpcb[3] = { .28,.32,.4 };
- Float_t denspcb = 1.8;
- // POLYETHYL
- Float_t apoly[2] = { 12.01,1. };
- Float_t zpoly[2] = { 6.,1. };
- Float_t wpoly[2] = { .33,.67 };
- // SERVICES
- Float_t zserv[4] = { 1.,6.,26.,29. };
- Float_t aserv[4] = { 1.,12.,55.8,63.5 };
- Float_t wserv[4] = { .014,.086,.42,.48 };
-
- Int_t ISXFLD = gAlice->Field()->Integ();
- Float_t SXMGMX = gAlice->Field()->Max();
-
-
- // --- Define the various materials for GEANT ---
-
- // 200-224 --> Silicon Pixel Detectors (detectors, chips, buses, cooling,..)
-
- AliMaterial(0, "SPD Si$", 28.0855, 14., 2.33, 9.36, 999);
- AliMaterial(1, "SPD Si chip$", 28.0855, 14., 2.33, 9.36, 999);
- AliMaterial(2, "SPD Si bus$", 28.0855, 14., 2.33, 9.36, 999);
- AliMaterial(3, "SPD C$", 12.011, 6., 2.265,18.8, 999);
- // v. dens
- AliMaterial(4, "SPD Air$", 14.61, 7.3, .001205, 30423., 999);
- AliMaterial(5, "SPD Vacuum$", 1e-16, 1e-16, 1e-16, 1e16, 1e16);
- AliMaterial(6, "SPD Al$", 26.981539, 13., 2.6989, 8.9, 999);
- AliMixture( 7, "SPD Water $", awat, zwat, denswat, -2, wwat);
- AliMixture( 8, "SPD Freon$", afre, zfre, densfre, -2, wfre);
- // **
- AliMedium(0, "SPD Si$", 0, 1,ISXFLD,SXMGMX, 10., .01, .1, .003, .003);
- AliMedium(1, "SPD Si chip$", 1, 0,ISXFLD,SXMGMX, 10., .01, .1, .003, .003);
- AliMedium(2, "SPD Si bus$", 2, 0,ISXFLD,SXMGMX, 10., .01, .1, .003, .003);
- AliMedium(3, "SPD C$", 3, 0,ISXFLD,SXMGMX, 10., .01, .1, .003, .003);
- AliMedium(4, "SPD Air$", 4, 0,ISXFLD,SXMGMX, 10., .01, .1, .003, .003);
- AliMedium(5, "SPD Vacuum$", 5, 0,ISXFLD,SXMGMX, 10.,1.00, .1, .100,10.00);
- AliMedium(6, "SPD Al$", 6, 0,ISXFLD,SXMGMX, 10., .01, .1, .003, .003);
- AliMedium(7, "SPD Water $", 7, 0,ISXFLD,SXMGMX, 10., .01, .1, .003, .003);
- AliMedium(8, "SPD Freon$", 8, 0,ISXFLD,SXMGMX, 10., .01, .1, .003, .003);
-
- // 225-249 --> Silicon Drift Detectors (detectors, chips, buses, cooling,..)
-
- AliMaterial(25, "SDD Si$", 28.0855, 14., 2.33, 9.36, 999);
- AliMaterial(26, "SDD Si chip$", 28.0855, 14., 2.33, 9.36, 999);
- AliMaterial(27, "SDD Si bus$", 28.0855, 14., 2.33, 9.36, 999);
- AliMaterial(28, "SDD C$", 12.011, 6., 2.265,18.8, 999);
- // v. dens
- AliMaterial(29, "SDD Air$", 14.61, 7.3, .001205, 30423., 999);
- AliMaterial(30, "SDD Vacuum$", 1e-16, 1e-16, 1e-16, 1e16, 1e16);
- AliMaterial(31, "SDD Al$", 26.981539, 13., 2.6989, 8.9, 999);
- // After a call with ratios by number (negative number of elements),
- // the ratio array is changed to the ratio by weight, so all successive
- // calls with the same array must specify the number of elements as
- // positive
- AliMixture(32, "SDD Water $", awat, zwat, denswat, 2, wwat);
- // After a call with ratios by number (negative number of elements),
- // the ratio array is changed to the ratio by weight, so all successive
- // calls with the same array must specify the number of elements as
- // positive
- AliMixture( 33, "SDD Freon$", afre, zfre, densfre, 2, wfre);
- AliMixture( 34, "SDD PCB$", apcb, zpcb, denspcb, 3, wpcb);
- AliMaterial(35, "SDD Copper$", 63.546, 29., 8.96, 1.43, 999);
- AliMixture( 36, "SDD Ceramics$", acer, zcer, denscer, -5, wcer);
- AliMaterial(37, "SDD Kapton$", 12.011, 6., 1.3, 31.27, 999);
- // **
- // check A and Z
- AliMedium(25, "SDD Si$", 25, 1,ISXFLD,SXMGMX, 10., .01, .1, .003, .003);
- AliMedium(26, "SDD Si chip$", 26, 0,ISXFLD,SXMGMX, 10., .01, .1, .003, .003);
- AliMedium(27, "SDD Si bus$", 27, 0,ISXFLD,SXMGMX, 10., .01, .1, .003, .003);
- AliMedium(28, "SDD C$", 28, 0,ISXFLD,SXMGMX, 10., .01, .1, .003, .003);
- AliMedium(29, "SDD Air$", 29, 0,ISXFLD,SXMGMX, 10., .01, .1, .003, .003);
- AliMedium(30, "SDD Vacuum$", 30, 0,ISXFLD,SXMGMX, 10.,1.00, .1, .100,10.00);
- AliMedium(31, "SDD Al$", 31, 0,ISXFLD,SXMGMX, 10., .01, .1, .003, .003);
- AliMedium(32, "SDD Water $", 32, 0,ISXFLD,SXMGMX, 10., .01, .1, .003, .003);
- AliMedium(33, "SDD Freon$", 33, 0,ISXFLD,SXMGMX, 10., .01, .1, .003, .003);
- AliMedium(34, "SDD PCB$", 34, 0,ISXFLD,SXMGMX, 10., .01, .1, .003, .003);
- AliMedium(35, "SDD Copper$", 35, 0,ISXFLD,SXMGMX, 10., .01, .1, .003, .003);
- AliMedium(36, "SDD Ceramics$",36, 0,ISXFLD,SXMGMX, 10., .01, .1, .003, .003);
- AliMedium(37, "SDD Kapton$", 37, 0,ISXFLD,SXMGMX, 10., .01, .1, .003, .003);
-
- // 250-274 --> Silicon Strip Detectors (detectors, chips, buses, cooling,..)
-
- AliMaterial(50, "SSD Si$", 28.0855, 14., 2.33, 9.36, 999.);
- AliMaterial(51, "SSD Si chip$", 28.0855, 14., 2.33, 9.36, 999.);
- AliMaterial(52, "SSD Si bus$", 28.0855, 14., 2.33, 9.36, 999.);
- AliMaterial(53, "SSD C$", 12.011, 6., 2.265,18.8, 999.);
- // v. dens
- AliMaterial(54, "SSD Air$", 14.61, 7.3, .001205, 30423., 999);
- AliMaterial(55, "SSD Vacuum$", 1e-16, 1e-16, 1e-16, 1e16, 1e16);
- AliMaterial(56, "SSD Al$", 26.981539, 13., 2.6989, 8.9, 999);
- // After a call with ratios by number (negative number of elements),
- // the ratio array is changed to the ratio by weight, so all successive
- // calls with the same array must specify the number of elements as
- // positive
- AliMixture(57, "SSD Water $", awat, zwat, denswat, 2, wwat);
- // After a call with ratios by number (negative number of elements),
- // the ratio array is changed to the ratio by weight, so all successive
- // calls with the same array must specify the number of elements as
- // positive
- AliMixture(58, "SSD Freon$", afre, zfre, densfre, 2, wfre);
- AliMixture(59, "SSD PCB$", apcb, zpcb, denspcb, 3, wpcb);
- AliMaterial(60, "SSD Copper$", 63.546, 29., 8.96, 1.43, 999.);
- // After a call with ratios by number (negative number of elements),
- // the ratio array is changed to the ratio by weight, so all successive
- // calls with the same array must specify the number of elements as
- // positive
- AliMixture( 61, "SSD Ceramics$", acer, zcer, denscer, 5, wcer);
- AliMaterial(62, "SSD Kapton$", 12.011, 6., 1.3, 31.27, 999.);
- // check A and Z
- AliMaterial(63, "SDD G10FR4$", 17.749, 8.875, 1.8, 21.822, 999.);
- // **
- AliMedium(50, "SSD Si$", 50, 1,ISXFLD,SXMGMX, 10., .01, .1, .003, .003);
- AliMedium(51, "SSD Si chip$", 51, 0,ISXFLD,SXMGMX, 10., .01, .1, .003, .003);
- AliMedium(52, "SSD Si bus$", 52, 0,ISXFLD,SXMGMX, 10., .01, .1, .003, .003);
- AliMedium(53, "SSD C$", 53, 0,ISXFLD,SXMGMX, 10., .01, .1, .003, .003);
- AliMedium(54, "SSD Air$", 54, 0,ISXFLD,SXMGMX, 10., .01, .1, .003, .003);
- AliMedium(55, "SSD Vacuum$", 55, 0,ISXFLD,SXMGMX, 10.,1.00, .1, .100,10.00);
- AliMedium(56, "SSD Al$", 56, 0,ISXFLD,SXMGMX, 10., .01, .1, .003, .003);
- AliMedium(57, "SSD Water $", 57, 0,ISXFLD,SXMGMX, 10., .01, .1, .003, .003);
- AliMedium(58, "SSD Freon$", 58, 0,ISXFLD,SXMGMX, 10., .01, .1, .003, .003);
- AliMedium(59, "SSD PCB$", 59, 0,ISXFLD,SXMGMX, 10., .01, .1, .003, .003);
- AliMedium(60, "SSD Copper$", 60, 0,ISXFLD,SXMGMX, 10., .01, .1, .003, .003);
- AliMedium(61, "SSD Ceramics$",61, 0,ISXFLD,SXMGMX, 10., .01, .1, .003, .003);
- AliMedium(62, "SSD Kapton$", 62, 0,ISXFLD,SXMGMX, 10., .01, .1, .003, .003);
- AliMedium(63, "SSD G10FR4$", 63, 0,ISXFLD,SXMGMX, 10., .01, .1, .003, .003);
-
- // 275-299 --> General (end-caps, frames, cooling, cables, etc.)
-
- AliMaterial(75, "GEN C$", 12.011, 6., 2.265, 18.8, 999.);
- // verify density
- AliMaterial(76, "GEN Air$", 14.61, 7.3, .001205, 30423., 999);
- AliMaterial(77, "GEN Vacuum$", 1e-16, 1e-16, 1e-16, 1e16, 1e16);
- AliMixture( 78, "GEN POLYETHYL$", apoly, zpoly, .95, -2, wpoly);
- AliMixture( 79, "GEN SERVICES$", aserv, zserv, 4.68, 4, wserv);
- AliMaterial(80, "GEN Copper$", 63.546, 29., 8.96, 1.43, 999.);
- // After a call with ratios by number (negative number of elements),
- // the ratio array is changed to the ratio by weight, so all successive
- // calls with the same array must specify the number of elements as
- // positive
- AliMixture(81, "GEN Water $", awat, zwat, denswat, 2, wwat);
- // **
- AliMedium(75,"GEN C$", 75, 0,ISXFLD,SXMGMX, 10., .01, .1, .003, .003);
- AliMedium(76,"GEN Air$", 76, 0,ISXFLD,SXMGMX, 10., .01, .1, .003, .003);
- AliMedium(77,"GEN Vacuum$", 77, 0,ISXFLD,SXMGMX, 10., .10, .1, .100,10.00);
- AliMedium(78,"GEN POLYETHYL$",78, 0,ISXFLD,SXMGMX, 10., .01, .1, .003, .003);
- AliMedium(79,"GEN SERVICES$", 79, 0,ISXFLD,SXMGMX, 10., .01, .1, .003, .003);
- AliMedium(80,"GEN Copper$", 80, 0,ISXFLD,SXMGMX, 10., .01, .1, .003, .003);
- AliMedium(81,"GEN Water $", 81, 0,ISXFLD,SXMGMX, 10., .01, .1, .003, .003);
+ TClonesArray &lrecp = *fRecPoints;
+ new(lrecp[fNRecPoints++]) AliITSRecPoint(r);
+}
+
+
+//____________________________________________
+void AliITS::ResetDigits()
+{
+ //
+ // Reset number of digits and the digits array for the ITS detector
+ //
+
+ if (!fDtype) return;
+
+ Int_t i;
+ for (i=0;i<kNTYPES;i++ ) {
+ if ((*fDtype)[i]) ((TClonesArray*)(*fDtype)[i])->Clear();
+ if (fNdtype) fNdtype[i]=0;
+ }
+}
+
+//____________________________________________
+void AliITS::ResetDigits(Int_t i)
+{
+ //
+ // Reset number of digits and the digits array for this branch
+ //
+ if ((*fDtype)[i]) ((TClonesArray*)(*fDtype)[i])->Clear();
+ if (fNdtype) fNdtype[i]=0;
+}
+
+
+//____________________________________________
+void AliITS::ResetClusters()
+{
+ //
+ // Reset number of clusters and the clusters array for ITS
+ //
+
+ Int_t i;
+ for (i=0;i<kNTYPES;i++ ) {
+ if ((*fCtype)[i]) ((TClonesArray*)(*fCtype)[i])->Clear();
+ if (fNctype) fNctype[i]=0;
+ }
+
+}
+
+//____________________________________________
+void AliITS::ResetClusters(Int_t i)
+{
+ //
+ // Reset number of clusters and the clusters array for this branch
+ //
+ if ((*fCtype)[i]) ((TClonesArray*)(*fCtype)[i])->Clear();
+ if (fNctype) fNctype[i]=0;
+
+}
+
+
+//____________________________________________
+void AliITS::ResetRecPoints()
+{
+ //
+ // Reset number of rec points and the rec points array
+ //
+ if (fRecPoints) fRecPoints->Clear();
+ fNRecPoints = 0;
+
}
//_____________________________________________________________________________
// Initialise ITS after it has been built
// This routine initializes the AliITS class. It is intended to be called
// from the Init function in AliITSv?. Besides displaying a banner
- // indicating that it has been called it initializes the array fIdSens.
+ // indicating that it has been called it initializes the array fIdSens
+ // and sets the default segmentation, response, digit and raw cluster classes
// Therefore it should be called after a call to CreateGeometry.
//
Int_t i;
- //
- printf("\n");
- for(i=0;i<35;i++) printf("*");
- printf(" ITS_INIT ");
- for(i=0;i<35;i++) printf("*");
- printf("\n");
- //
- //
+
+//
+ SetDefaults();
+// Array of TStrings
for(i=0;i<fIdN;i++) fIdSens[i] = gMC->VolId(fIdName[i]);
- //
- for(i=0;i<80;i++) printf("*");
- printf("\n");
+//
}
//_____________________________________________________________________________
-void AliITS::MakeBranch(Option_t* option){
+void AliITS::SetDefaults()
+{
+ // sets the default segmentation, response, digit and raw cluster classes
+
+ if(fDebug) printf("%s: SetDefaults\n",ClassName());
+
+ AliITSDetType *iDetType;
+
+
+ //SPD
+
+ iDetType=DetType(0);
+ if (!iDetType->GetSegmentationModel()) {
+ AliITSsegmentationSPD *seg0=new AliITSsegmentationSPD(fITSgeom);
+ SetSegmentationModel(0,seg0);
+ }
+ if (!iDetType->GetResponseModel()) {
+ SetResponseModel(0,new AliITSresponseSPD());
+ }
+ // set digit and raw cluster classes to be used
+
+ const char *kData0=(iDetType->GetResponseModel())->DataType();
+ if (strstr(kData0,"real")) {
+ iDetType->ClassNames("AliITSdigit","AliITSRawClusterSPD");
+ } else iDetType->ClassNames("AliITSdigitSPD","AliITSRawClusterSPD");
+
+ // SDD //
+ iDetType=DetType(1);
+ if (!iDetType->GetResponseModel()) {
+ SetResponseModel(1,new AliITSresponseSDD());
+ }
+ AliITSresponse *resp1=iDetType->GetResponseModel();
+ if (!iDetType->GetSegmentationModel()) {
+ AliITSsegmentationSDD *seg1=new AliITSsegmentationSDD(fITSgeom,resp1);
+ SetSegmentationModel(1,seg1);
+ }
+ const char *kData1=(iDetType->GetResponseModel())->DataType();
+ const char *kopt=iDetType->GetResponseModel()->ZeroSuppOption();
+ if ((!strstr(kopt,"2D")) && (!strstr(kopt,"1D")) || strstr(kData1,"real") ) {
+ iDetType->ClassNames("AliITSdigit","AliITSRawClusterSDD");
+ } else iDetType->ClassNames("AliITSdigitSDD","AliITSRawClusterSDD");
+
+ // SSD
+ iDetType=DetType(2);
+ if (!iDetType->GetSegmentationModel()) {
+ AliITSsegmentationSSD *seg2=new AliITSsegmentationSSD(fITSgeom);
+ SetSegmentationModel(2,seg2);
+ }
+ if (!iDetType->GetResponseModel()) {
+ SetResponseModel(2,new AliITSresponseSSD());
+ }
+ const char *kData2=(iDetType->GetResponseModel())->DataType();
+ if (strstr(kData2,"real")) {
+ iDetType->ClassNames("AliITSdigit","AliITSRawClusterSSD");
+ } else iDetType->ClassNames("AliITSdigitSSD","AliITSRawClusterSSD");
+
+ if (kNTYPES>3) {
+ Warning("SetDefaults","Only the three basic detector types are initialised!");
+ }
+
+}
+//_____________________________________________________________________________
+void AliITS::SetDefaultSimulation()
+{
+ // to be written
+
+}
+//_____________________________________________________________________________
+void AliITS::SetDefaultClusterFinders()
+{
+ // to be written
+
+}
+//_____________________________________________________________________________
+
+void AliITS::MakeTreeC(Option_t *option)
+{
+ // create a separate tree to store the clusters
+
+// cout << "AliITS::MakeTreeC" << endl;
+
+ const char *optC = strstr(option,"C");
+ if (optC && !fTreeC) fTreeC = new TTree("TC","Clusters in ITS");
+ else return;
+
+ Int_t buffersize = 4000;
+ char branchname[30];
+
+ const char *det[3] = {"SPD","SDD","SSD"};
+
+ char digclass[40];
+ char clclass[40];
+
+ // one branch for Clusters per type of detector
+ Int_t i;
+ for (i=0; i<kNTYPES ;i++) {
+ AliITSDetType *iDetType=DetType(i);
+ iDetType->GetClassNames(digclass,clclass);
+ // clusters
+ fCtype->AddAt(new TClonesArray(clclass,1000),i);
+ if (kNTYPES==3) sprintf(branchname,"%sClusters%s",GetName(),det[i]);
+ else sprintf(branchname,"%sClusters%d",GetName(),i+1);
+ if (fCtype && fTreeC) {
+ TreeC()->Branch(branchname,&((*fCtype)[i]), buffersize);
+// cout << "Making Branch " << branchname;
+// cout << " for Clusters of detector type " << i+1 << endl;
+ }
+ }
+
+}
+
+//_____________________________________________________________________________
+void AliITS::GetTreeC(Int_t event)
+{
+
+// cout << "AliITS::GetTreeC" << endl;
+
+ // get the clusters tree for this event and set the branch address
+ char treeName[20];
+ char branchname[30];
+
+ const char *det[3] = {"SPD","SDD","SSD"};
+
+ ResetClusters();
+ if (fTreeC) {
+ delete fTreeC;
+ }
+
+ sprintf(treeName,"TreeC%d",event);
+ fTreeC = (TTree*)gDirectory->Get(treeName);
+
+ TBranch *branch;
+
+ if (fTreeC) {
+ Int_t i;
+ char digclass[40];
+ char clclass[40];
+ for (i=0; i<kNTYPES; i++) {
+
+ AliITSDetType *iDetType=DetType(i);
+ iDetType->GetClassNames(digclass,clclass);
+ // clusters
+ if(!(*fCtype)[i]) fCtype->AddAt(new TClonesArray(clclass,1000),i);
+ if (kNTYPES==3) sprintf(branchname,"%sClusters%s",GetName(),det[i]);
+ else sprintf(branchname,"%sClusters%d",GetName(),i+1);
+ if (fCtype) {
+ branch = fTreeC->GetBranch(branchname);
+ if (branch) branch->SetAddress(&((*fCtype)[i]));
+ }
+ }
+ } else {
+ Error("AliITS::GetTreeC",
+ "cannot find Clusters Tree for event:%d\n",event);
+ }
+
+}
+//_____________________________________________________________________________
+void AliITS::MakeBranch(Option_t* option, const char *file)
+{
+ //
+ // Creates Tree branches for the ITS.
//
- // Create Tree branches for the ITS.
- // Creates the TTree branch where the class AliITS is kept.
//
Int_t buffersize = 4000;
- char branchname[10];
+ char branchname[30];
sprintf(branchname,"%s",GetName());
- AliDetector::MakeBranch(option);
+ AliDetector::MakeBranch(option,file);
+
+ const char *cD = strstr(option,"D");
+ const char *cR = strstr(option,"R");
+
+ if (cD) {
+ //
+ // one branch for digits per type of detector
+ //
+ const char *det[3] = {"SPD","SDD","SSD"};
+
+ char digclass[40];
+ char clclass[40];
+
+ Int_t i;
+ for (i=0; i<kNTYPES ;i++) {
+ DetType(i)->GetClassNames(digclass,clclass);
+ // digits
+ if(!((*fDtype)[i])) fDtype->AddAt(new TClonesArray(digclass,1000),i);
+ else ResetDigits(i);
+ }
+
+ for (i=0; i<kNTYPES ;i++) {
+ if (kNTYPES==3) sprintf(branchname,"%sDigits%s",GetName(),det[i]);
+ else sprintf(branchname,"%sDigits%d",GetName(),i+1);
+ if (fDtype && gAlice->TreeD()) {
+ MakeBranchInTree(gAlice->TreeD(),
+ branchname, &((*fDtype)[i]), buffersize, file);
+// cout << "Making Branch " << branchname;
+// cout << " for digits of type "<< i+1 << endl;
+ }
+ }
+ }
+
+ if (cR) {
+ //
+ // only one branch for rec points for all detector types
+ //
+ sprintf(branchname,"%sRecPoints",GetName());
+
+ //if(!fRecPoints) fRecPoints=new TClonesArray("AliITSRecPoint",1000);
+
+ if (fRecPoints && gAlice->TreeR()) {
+ MakeBranchInTree(gAlice->TreeR(),
+ branchname, &fRecPoints, buffersize, file) ;
+// cout << "Making Branch " << branchname;
+// cout << " for reconstructed space points" << endl;
+ }
+ }
+}
+
+//___________________________________________
+void AliITS::SetTreeAddress()
+{
+
+ // Set branch address for the Trees.
+
+
+ char branchname[30];
+ AliDetector::SetTreeAddress();
+
+ const char *det[3] = {"SPD","SDD","SSD"};
+
+ TBranch *branch;
+ TTree *treeD = gAlice->TreeD();
+ TTree *treeR = gAlice->TreeR();
+
+ char digclass[40];
+ char clclass[40];
+
+ Int_t i;
+ if (treeD) {
+ for (i=0; i<kNTYPES; i++) {
+ DetType(i)->GetClassNames(digclass,clclass);
+ // digits
+ if(!((*fDtype)[i])) fDtype->AddAt(new TClonesArray(digclass,1000),i);
+ else ResetDigits(i);
+
+ if (kNTYPES==3) sprintf(branchname,"%sDigits%s",GetName(),det[i]);
+ else sprintf(branchname,"%sDigits%d",GetName(),i+1);
+ if (fDtype) {
+ branch = treeD->GetBranch(branchname);
+ if (branch) branch->SetAddress(&((*fDtype)[i]));
+ }
+ }
+ }
+
+
+ if (treeR) {
+ sprintf(branchname,"%sRecPoints",GetName());
+ branch = treeR->GetBranch(branchname);
+ if (branch) branch->SetAddress(&fRecPoints);
+ }
+
+
+}
+
+//____________________________________________________________________________
+void AliITS::InitModules(Int_t size,Int_t &nmodules){
+
+ //initialize the modules array
+
+ if(fITSmodules){
+ fITSmodules->Delete();
+ delete fITSmodules;
+ }
+
+ Int_t nl,indexMAX,index;
- char *D = strstr(option,"D");
+ if(size<=0){ // default to using data stored in AliITSgeom
+ if(fITSgeom==0) {
+ Error("AliITS::InitModules",
+ "in AliITS::InitModule fITSgeom not defined\n");
+ return;
+ } // end if fITSgeom==0
+ nl = fITSgeom->GetNlayers();
+ indexMAX = fITSgeom->GetModuleIndex(nl,fITSgeom->GetNladders(nl),
+ fITSgeom->GetNdetectors(nl))+1;
+ nmodules = indexMAX;
+ fITSmodules = new TObjArray(indexMAX);
+ for(index=0;index<indexMAX;index++){
+ fITSmodules->AddAt( new AliITSmodule(index),index);
+ } // end for index
+ }else{
+ fITSmodules = new TObjArray(size);
+ for(index=0;index<size;index++) {
+ fITSmodules->AddAt( new AliITSmodule(index),index);
+ }
- if (fDigits && gAlice->TreeD() && D) {
- gAlice->TreeD()->Branch(branchname,&fDigits, buffersize);
- printf("Making Branch %s for digits\n",branchname);
- } // end if
+ nmodules = size;
+ } // end i size<=0
}
//____________________________________________________________________________
-void AliITS::Streamer(TBuffer &R__b){
- // Stream an object of class AliITS.
- Int_t i,j,l;
-
- if (R__b.IsReading()) {
- Version_t R__v = R__b.ReadVersion();
- if (R__v == 1) {
- AliDetector::Streamer(R__b);
- R__b >> fITSgeom;
-// R__b >> fITSmodules; //We do not write out modules so don't read them
- R__b >> fITSpoints;
- R__b >> fEuclidOut;
- R__b >> fIdN;
- if(fIdSens!=0) delete[] fIdSens;
- if(fIdName!=0) delete[] fIdName;
- fIdSens = new Int_t[fIdN];
- fIdName = new char*[fIdN];
- for(i=0;i<fIdN;i++) R__b >> fIdSens[i];
- for(i=0;i<fIdN;i++){
- R__b >> l;
- fIdName[i] = new char[l+1]; // add room for null character.
- for(j=0;j<l;j++) R__b >> fIdName[i][j];
- fIdName[i][l] = '\0'; // Null terminate this string.
- } // end for i
- R__b >> fMajorVersion;
- R__b >> fMinorVersion;
- } // end if (R__v)
- } else {
- R__b.WriteVersion(AliITS::IsA());
- AliDetector::Streamer(R__b);
- R__b << fITSgeom;
-// R__b << fITSmodules; //We don't want to write out the modules class.
- R__b << fITSpoints;
- R__b << fEuclidOut;
- R__b << fIdN;
- for(i=0;i<fIdN;i++) R__b <<fIdSens[i];
- for(i=0;i<fIdN;i++){
- l = strlen(fIdName[i]);
- R__b << l;
- for(j=0;j<l;j++) R__b << fIdName[i][j];
- } // end for i
- R__b << fMajorVersion;
- R__b << fMinorVersion;
+void AliITS::FillModules(Int_t evnt,Int_t bgrev,Int_t nmodules,Option_t *option,Text_t *filename){
+
+ // fill the modules with the sorted by module hits; add hits from background
+ // if option=Add
+
+
+ static TTree *trH1; //Tree with background hits
+ static TClonesArray *fHits2; //List of hits for one track only
+
+ static Bool_t first=kTRUE;
+ static TFile *file;
+ const char *addBgr = strstr(option,"Add");
+
+
+ if (addBgr ) {
+ if(first) {
+// cout<<"filename "<<filename<<endl;
+ file=new TFile(filename);
+// cout<<"I have opened "<<filename<<" file "<<endl;
+ fHits2 = new TClonesArray("AliITShit",1000 );
+ }
+ first=kFALSE;
+ file->cd();
+ file->ls();
+ // Get Hits Tree header from file
+ if(fHits2) fHits2->Clear();
+ if(trH1) delete trH1;
+ trH1=0;
+
+ char treeName[20];
+ sprintf(treeName,"TreeH%d",bgrev);
+ trH1 = (TTree*)gDirectory->Get(treeName);
+ //printf("TrH1 %p of treename %s for event %d \n",trH1,treeName,bgrev);
+
+ if (!trH1) {
+ Error("AliITS::FillModules",
+ "cannot find Hits Tree for event:%d\n",bgrev);
+ }
+ // Set branch addresses
+ TBranch *branch;
+ char branchname[20];
+ sprintf(branchname,"%s",GetName());
+ if (trH1 && fHits2) {
+ branch = trH1->GetBranch(branchname);
+ if (branch) branch->SetAddress(&fHits2);
+ }
+
+ // test
+ //Int_t ntracks1 =(Int_t)TrH1->GetEntries();
+ //printf("background - ntracks1 - %d\n",ntracks1);
}
+
+ //Int_t npart = gAlice->GetEvent(evnt);
+ //if(npart<=0) return;
+ TClonesArray *itsHits = this->Hits();
+ Int_t lay,lad,det,index;
+ AliITShit *itsHit=0;
+ AliITSmodule *mod=0;
+
+ TTree *iTH = gAlice->TreeH();
+ Int_t ntracks =(Int_t) iTH->GetEntries();
+
+ Int_t t,h;
+ for(t=0; t<ntracks; t++){
+ gAlice->ResetHits();
+ iTH->GetEvent(t);
+ Int_t nhits = itsHits->GetEntriesFast();
+ //printf("nhits %d\n",nhits);
+ if (!nhits) continue;
+ for(h=0; h<nhits; h++){
+ itsHit = (AliITShit *)itsHits->UncheckedAt(h);
+ itsHit->GetDetectorID(lay,lad,det);
+ // temporarily index=det-1 !!!
+ if(fITSgeom) index = fITSgeom->GetModuleIndex(lay,lad,det);
+ else index=det-1;
+ //
+ mod = this->GetModule(index);
+ mod->AddHit(itsHit,t,h);
+ } // end loop over hits
+ } // end loop over tracks
+
+ // open the file with background
+
+ if (addBgr ) {
+ Int_t track,i;
+ ntracks =(Int_t)trH1->GetEntries();
+ //printf("background - ntracks1 %d\n",ntracks);
+ //printf("background - Start loop over tracks \n");
+ // Loop over tracks
+
+ for (track=0; track<ntracks; track++) {
+
+ if (fHits2) fHits2->Clear();
+ trH1->GetEvent(track);
+ // Loop over hits
+ for(i=0;i<fHits2->GetEntriesFast();++i) {
+
+ itsHit=(AliITShit*) (*fHits2)[i];
+ itsHit->GetDetectorID(lay,lad,det);
+ // temporarily index=det-1 !!!
+ if(fITSgeom) index = fITSgeom->GetModuleIndex(lay,lad,det);
+ else index=det-1;
+ //
+ mod = this->GetModule(index);
+ mod->AddHit(itsHit,track,i);
+ } // end loop over hits
+ } // end loop over tracks
+
+ TTree *fAli=gAlice->TreeK();
+ TFile *fileAli=0;
+
+ if (fAli) fileAli =fAli->GetCurrentFile();
+ fileAli->cd();
+
+ } // end if add
+
+ //gObjectTable->Print();
+
+}
+
+//____________________________________________________________________________
+
+void AliITS::SDigits2Digits()
+{
+
+ AliITSgeom *geom = GetITSgeom();
+
+ // SPD
+ AliITSDetType *iDetType;
+ iDetType=DetType(0);
+ AliITSsegmentationSPD *seg0=(AliITSsegmentationSPD*)iDetType->GetSegmentationModel();
+ AliITSresponseSPD *res0 = (AliITSresponseSPD*)iDetType->GetResponseModel();
+ AliITSsimulationSPD *sim0=new AliITSsimulationSPD(seg0,res0);
+ SetSimulationModel(0,sim0);
+ // test
+ // printf("SPD dimensions %f %f \n",seg0->Dx(),seg0->Dz());
+ // printf("SPD npixels %d %d \n",seg0->Npz(),seg0->Npx());
+ // printf("SPD pitches %d %d \n",seg0->Dpz(0),seg0->Dpx(0));
+ // end test
+ //
+ // SDD
+ //Set response functions
+ // SDD compression param: 2 fDecrease, 2fTmin, 2fTmax or disable, 2 fTolerance
+
+ iDetType=DetType(1);
+ AliITSresponseSDD *res1 = (AliITSresponseSDD*)iDetType->GetResponseModel();
+ if (!res1) {
+ res1=new AliITSresponseSDD();
+ SetResponseModel(1,res1);
+ }
+ Float_t noise, baseline;
+ res1->GetNoiseParam(noise,baseline);
+ Float_t noise_after_el = res1->GetNoiseAfterElectronics();
+ Float_t fCutAmp = baseline + 2.*noise_after_el;
+ Int_t cp[8]={0,0,(int)fCutAmp,(int)fCutAmp,0,0,0,0}; //1D
+ res1->SetCompressParam(cp);
+ AliITSsegmentationSDD *seg1=(AliITSsegmentationSDD*)iDetType->GetSegmentationModel();
+ if (!seg1) {
+ seg1 = new AliITSsegmentationSDD(geom,res1);
+ SetSegmentationModel(1,seg1);
+ }
+ AliITSsimulationSDD *sim1=new AliITSsimulationSDD(seg1,res1);
+ SetSimulationModel(1,sim1);
+
+ // SSD
+ iDetType=DetType(2);
+ AliITSsegmentationSSD *seg2=(AliITSsegmentationSSD*)iDetType->GetSegmentationModel();
+ AliITSresponseSSD *res2 = (AliITSresponseSSD*)iDetType->GetResponseModel();
+ res2->SetSigmaSpread(3.,2.);
+ AliITSsimulationSSD *sim2=new AliITSsimulationSSD(seg2,res2);
+ SetSimulationModel(2,sim2);
+
+ cerr<<"Digitizing ITS...\n";
+
+ TStopwatch timer;
+ timer.Start();
+ HitsToDigits(gAlice->GetEvNumber(),0,-1," ","All"," ");
+ timer.Stop(); timer.Print();
+
+ delete sim0;
+ delete sim1;
+ delete sim2;
+}
+
+
+//____________________________________________________________________________
+void AliITS::HitsToDigits(Int_t evNumber,Int_t bgrev,Int_t size, Option_t *option, Option_t *opt,Text_t *filename)
+{
+ // keep galice.root for signal and name differently the file for
+ // background when add! otherwise the track info for signal will be lost !
+
+ // the condition below will disappear when the geom class will be
+ // initialised for all versions - for the moment it is only for v5 !
+ // 7 is the SDD beam test version
+ Int_t ver = this->IsVersion();
+ if(ver!=5 && ver!=7 && ver!=8 && ver!=9) return;
+
+ const char *all = strstr(opt,"All");
+ const char *det[3] = {strstr(opt,"SPD"),strstr(opt,"SDD"),strstr(opt,"SSD")};
+// cout<<" 1 AliITS "<<endl;
+ Int_t nmodules;
+ InitModules(size,nmodules);
+// cout<<" 2 AliITS "<<endl;
+ FillModules(evNumber,bgrev,nmodules,option,filename);
+// cout<<" 3 AliITS "<<endl;
+
+ //TBranch *branch;
+ AliITSsimulation* sim;
+ //TObjArray *branches=gAlice->TreeD()->GetListOfBranches();
+ AliITSgeom *geom = GetITSgeom();
+
+ Int_t id,module;
+// Int_t lay, lad, detect;
+ Int_t first,last;
+ for (id=0;id<kNTYPES;id++) {
+ if (!all && !det[id]) continue;
+ //branch = (TBranch*)branches->UncheckedAt(id);
+ AliITSDetType *iDetType=DetType(id);
+ sim = (AliITSsimulation*)iDetType->GetSimulationModel();
+
+ if (!sim) {
+ Error("HitsToDigits","The simulation class was not instantiated!");
+ exit(1);
+ // or SetDefaultSimulation();
+ }
+
+ if(geom) {
+ first = geom->GetStartDet(id);
+ last = geom->GetLastDet(id);
+ } else first=last=0;
+// cout << "det type " << id << " first, last "<< first << last << endl;
+ for(module=first;module<=last;module++) {
+ AliITSmodule *mod = (AliITSmodule *)fITSmodules->At(module);
+/*
+ geom->GetModuleId(module,lay, lad, detect);
+ if ( lay == 6 )
+ ((AliITSsegmentationSSD*)(((AliITSsimulationSSD*)sim)->GetSegmentation()))->SetLayer(6);
+ if ( lay == 5 )
+ ((AliITSsegmentationSSD*)(((AliITSsimulationSSD*)sim)->GetSegmentation()))->SetLayer(5);
+*/
+ sim->DigitiseModule(mod,module,evNumber);
+ // fills all branches - wasted disk space
+ gAlice->TreeD()->Fill();
+ ResetDigits();
+ // try and fill only the branch
+ //branch->Fill();
+ //ResetDigits(id);
+ } // loop over modules
+ } // loop over detector types
+
+ ClearModules();
+
+// Int_t nentries=(Int_t)
+ gAlice->TreeD()->GetEntries();
+// cout << "nentries in TreeD" << nentries << endl;
+
+ char hname[30];
+ sprintf(hname,"TreeD%d",evNumber);
+ gAlice->TreeD()->Write(hname,TObject::kOverwrite);
+ // reset tree
+ gAlice->TreeD()->Reset();
+
+}
+
+
+//____________________________________________________________________________
+void AliITS::DigitsToRecPoints(Int_t evNumber,Int_t lastentry,Option_t *opt)
+{
+ // cluster finding and reconstruction of space points
+
+ // the condition below will disappear when the geom class will be
+ // initialised for all versions - for the moment it is only for v5 !
+ // 7 is the SDD beam test version
+ Int_t ver = this->IsVersion();
+ if(ver!=5 && ver!=8 && ver!=9) return;
+
+ const char *all = strstr(opt,"All");
+ const char *det[3] = {strstr(opt,"SPD"),strstr(opt,"SDD"),strstr(opt,"SSD")};
+
+ static Bool_t first=kTRUE;
+ if (!TreeC() && first) {
+ MakeTreeC("C");
+ first=kFALSE;
+ }
+
+ TTree *treeC=TreeC();
+
+
+ //TBranch *branch;
+ AliITSClusterFinder* rec;
+
+ //TObjArray *branches=gAlice->TreeR()->GetListOfBranches();
+ AliITSgeom *geom = GetITSgeom();
+
+ Int_t id,module;
+ for (id=0;id<kNTYPES;id++) {
+ if (!all && !det[id]) continue;
+ //branch = (TBranch*)branches->UncheckedAt(id);
+ AliITSDetType *iDetType=DetType(id);
+ rec = (AliITSClusterFinder*)iDetType->GetReconstructionModel();
+ if (!rec) {
+ Error("DigitsToRecPoints","The cluster finder class was not instantiated!");
+ exit(1);
+ // or SetDefaultClusterFinders();
+ }
+ TClonesArray *itsDigits = this->DigitsAddress(id);
+
+ Int_t first,last;
+ if(geom) {
+ first = geom->GetStartDet(id);
+ last = geom->GetLastDet(id);
+ } else first=last=0;
+ printf("first module - last module %d %d\n",first,last);
+ for(module=first;module<=last;module++) {
+ this->ResetDigits();
+ if (all) gAlice->TreeD()->GetEvent(lastentry+module);
+ else gAlice->TreeD()->GetEvent(lastentry+(module-first));
+ Int_t ndigits = itsDigits->GetEntriesFast();
+ if (ndigits) rec->FindRawClusters(module);
+ gAlice->TreeR()->Fill();
+ ResetRecPoints();
+ treeC->Fill();
+ ResetClusters();
+ // try and fill only the branch
+ //branch->Fill();
+ //ResetRecPoints(id);
+ } // loop over modules
+ } // loop over detector types
+
+
+// Int_t nentries=(Int_t)
+ gAlice->TreeR()->GetEntries();
+// Int_t ncentries=(Int_t)
+ treeC->GetEntries();
+// cout << " nentries ncentries " << nentries << ncentries << endl;
+
+ char hname[30];
+ sprintf(hname,"TreeR%d",evNumber);
+ gAlice->TreeR()->Write(hname,TObject::kOverwrite);
+ // reset tree
+ gAlice->TreeR()->Reset();
+
+ sprintf(hname,"TreeC%d",evNumber);
+ treeC->Write(hname,TObject::kOverwrite);
+ treeC->Reset();
+}
+//____________________________________________________________________________
+void AliITS::HitsToFastRecPoints(Int_t evNumber,Int_t bgrev,Int_t size,
+Option_t *option,Option_t *opt,Text_t *filename)
+{
+ // keep galice.root for signal and name differently the file for
+ // background when add! otherwise the track info for signal will be lost !
+
+
+ // the condition below will disappear when the geom class will be
+ // initialised for all versions - for the moment it is only for v5 !
+ Int_t ver = this->IsVersion();
+ if(ver!=5 && ver!=8 && ver!=9) return;
+ //if(ver!=5) return;
+
+ const char *all = strstr(opt,"All");
+ const char *det[3] ={strstr(opt,"SPD"),strstr(opt,"SDD"),strstr(opt,"SSD")};
+
+ Int_t nmodules;
+ InitModules(size,nmodules);
+ FillModules(evNumber,bgrev,nmodules,option,filename);
+
+
+ AliITSsimulation* sim;
+ AliITSgeom *geom = GetITSgeom();
+
+ TRandom *random=new TRandom[9];
+ random[0].SetSeed(111);
+ random[1].SetSeed(222);
+ random[2].SetSeed(333);
+ random[3].SetSeed(444);
+ random[4].SetSeed(555);
+ random[5].SetSeed(666);
+ random[6].SetSeed(777);
+ random[7].SetSeed(888);
+ random[8].SetSeed(999);
+
+
+ Int_t id,module;
+ for (id=0;id<kNTYPES;id++) {
+ if (!all && !det[id]) continue;
+ AliITSDetType *iDetType=DetType(id);
+ sim = (AliITSsimulation*)iDetType->GetSimulationModel();
+ if (!sim) {
+ Error("HitsToFastPoints",
+ "The simulation class was not instantiated!");
+ exit(1);
+ // or SetDefaultSimulation();
+ }
+
+ Int_t first,last;
+ if(geom) {
+ first = geom->GetStartDet(id);
+ last = geom->GetLastDet(id);
+ } else first=last=0;
+ printf("first module - last module %d %d\n",first,last);
+ for(module=first;module<=last;module++) {
+ AliITSmodule *mod = (AliITSmodule *)fITSmodules->At(module);
+ sim->CreateFastRecPoints(mod,module,random);
+ gAlice->TreeR()->Fill();
+ ResetRecPoints();
+ } // loop over modules
+ } // loop over detector types
+
+
+ ClearModules();
+
+ //Int_t nentries=(Int_t)gAlice->TreeR()->GetEntries();
+
+ char hname[30];
+ sprintf(hname,"TreeR%d",evNumber);
+ gAlice->TreeR()->Write(hname,TObject::kOverwrite);
+ // reset tree
+ gAlice->TreeR()->Reset();
+
+ delete [] random;
+
}