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e8189707 | 1 | #include "iostream.h" |
2 | ||
3 | void ITSHitsToDigits (Int_t evNumber1=0,Int_t evNumber2=0,Int_t nsignal =25, Int_t size=-1) | |
4 | { | |
5 | ///////////////////////////////////////////////////////////////////////// | |
6 | // This macro is a small example of a ROOT macro | |
7 | // illustrating how to read the output of GALICE | |
8 | // and do some analysis. | |
9 | // | |
10 | ///////////////////////////////////////////////////////////////////////// | |
11 | ||
12 | // Dynamically link some shared libs | |
13 | ||
14 | if (gClassTable->GetID("AliRun") < 0) { | |
15 | gROOT->LoadMacro("loadlibs.C"); | |
16 | loadlibs(); | |
9c712bc6 | 17 | } else { |
18 | delete gAlice; | |
19 | gAlice=0; | |
20 | } | |
e8189707 | 21 | |
22 | ||
23 | // Connect the Root Galice file containing Geometry, Kine and Hits | |
24 | ||
25 | TFile *file = (TFile*)gROOT->GetListOfFiles()->FindObject("galice.root"); | |
26 | printf("file %p\n",file); | |
27 | if (file) file->Close(); | |
28 | if (!file) file = new TFile("galice.root","UPDATE"); | |
29 | file->ls(); | |
30 | ||
31 | printf ("I'm after Map \n"); | |
32 | ||
33 | // Get AliRun object from file or create it if not on file | |
34 | ||
35 | if (!gAlice) { | |
36 | gAlice = (AliRun*)file->Get("gAlice"); | |
37 | if (gAlice) printf("AliRun object found on file\n"); | |
38 | if (!gAlice) gAlice = new AliRun("gAlice","Alice test program"); | |
39 | } | |
40 | printf ("I'm after gAlice \n"); | |
41 | ||
42 | AliITS *ITS = (AliITS*) gAlice->GetModule("ITS"); | |
43 | if (!ITS) return; | |
44 | ||
45 | ||
46 | // Set the simulation models | |
47 | ||
48 | AliITSgeom *geom = ITS->GetITSgeom(); | |
49 | ||
50 | // SDD | |
51 | // SDD compression param: 2 fDecrease, 2fTmin, 2fTmax or disable, 2 fTolerance | |
9c712bc6 | 52 | Float_t baseline = 10.; |
53 | Float_t noise = 1.75; | |
54 | ||
55 | Float_t fCutAmp = baseline + 2.*noise; | |
56 | Int_t cp[8]={0,0,fCutAmp,fCutAmp,0,0,0,0}; //1D | |
e8189707 | 57 | |
e8189707 | 58 | |
59 | AliITSDetType *iDetType=ITS->DetType(1); | |
60 | AliITSresponseSDD *res1 = (AliITSresponseSDD*)iDetType->GetResponseModel(); | |
61 | if (!res1) { | |
62 | res1=new AliITSresponseSDD(); | |
63 | ITS->SetResponseModel(1,res1); | |
64 | } | |
9c712bc6 | 65 | //res1->SetZeroSupp("2D"); |
66 | res1->SetZeroSupp("1D"); | |
67 | res1->SetNoiseParam(noise,baseline); | |
68 | res1->SetDo10to8(kTRUE); | |
e8189707 | 69 | res1->SetMinVal(4); |
9c712bc6 | 70 | res1->SetCompressParam(cp); |
71 | res1->SetDiffCoeff(3.6,40.); | |
72 | res1->SetMagicValue(96.95); | |
e8189707 | 73 | |
74 | AliITSsegmentationSDD *seg1=(AliITSsegmentationSDD*)iDetType->GetSegmentationModel(); | |
75 | if (!seg1) { | |
76 | seg1 = new AliITSsegmentationSDD(geom,res1); | |
77 | ITS->SetSegmentationModel(1,seg1); | |
78 | } | |
79 | ||
80 | AliITSsimulationSDD *sim1=new AliITSsimulationSDD(seg1,res1); | |
9c712bc6 | 81 | sim1->SetDoFFT(1); |
82 | sim1->SetCheckNoise(kFALSE); | |
83 | ||
e8189707 | 84 | ITS->SetSimulationModel(1,sim1); |
85 | ||
86 | ||
87 | ||
88 | // SPD | |
89 | ||
90 | AliITSDetType *iDetType=ITS->DetType(0); | |
91 | AliITSsegmentationSPD *seg0=(AliITSsegmentationSPD*)iDetType->GetSegmentationModel(); | |
92 | AliITSresponseSPD *res0 = (AliITSresponseSPD*)iDetType->GetResponseModel(); | |
93 | AliITSsimulationSPD *sim0=new AliITSsimulationSPD(seg0,res0); | |
94 | ITS->SetSimulationModel(0,sim0); | |
95 | // test | |
9c712bc6 | 96 | //printf("SPD dimensions %f %f \n",seg0->Dx(),seg0->Dz()); |
97 | //printf("SPD npixels %d %d \n",seg0->Npz(),seg0->Npx()); | |
98 | //printf("SPD pitches %d %d \n",seg0->Dpz(0),seg0->Dpx(0)); | |
e8189707 | 99 | // end test |
100 | ||
101 | ||
102 | // SSD | |
103 | ||
104 | AliITSDetType *iDetType=ITS->DetType(2); | |
105 | AliITSsegmentationSSD *seg2=(AliITSsegmentationSSD*)iDetType->GetSegmentationModel(); | |
106 | AliITSresponseSSD *res2 = (AliITSresponseSSD*)iDetType->GetResponseModel(); | |
107 | res2->SetSigmaSpread(3.,2.); | |
108 | AliITSsimulationSSD *sim2=new AliITSsimulationSSD(seg2,res2); | |
109 | ITS->SetSimulationModel(2,sim2); | |
110 | ||
111 | ||
112 | // | |
113 | // Event Loop | |
114 | // | |
115 | ||
116 | Int_t nbgr_ev=0; | |
117 | ||
118 | for (Int_t nev=evNumber1; nev<= evNumber2; nev++) { | |
119 | cout << "nev " <<nev<<endl; | |
120 | Int_t nparticles = gAlice->GetEvent(nev); | |
121 | cout << "nparticles " <<nparticles<<endl; | |
122 | if (nev < evNumber1) continue; | |
123 | if (nparticles <= 0) return; | |
124 | ||
9c712bc6 | 125 | Int_t nbgr_ev=0; |
126 | if(nsignal) nbgr_ev=Int_t(nev/nsignal); | |
e8189707 | 127 | ITS->HitsToDigits(nev,nbgr_ev,size," ","All"," "); |
e8189707 | 128 | } // event loop |
129 | ||
9c712bc6 | 130 | delete sim0; |
131 | delete sim1; | |
132 | delete sim2; | |
133 | ||
134 | ||
e8189707 | 135 | file->Close(); |
136 | } | |
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