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Commit | Line | Data |
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a9e2aefa | 1 | #include "iostream.h" |
2 | ||
3 | void MUONmultest (Int_t evNumber1=0,Int_t evNumber2=0) | |
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(); | |
17 | } | |
18 | ||
19 | // Connect the Root Galice file containing Geometry, Kine and Hits | |
20 | ||
21 | TFile *file = (TFile*)gROOT->GetListOfFiles()->FindObject("galice.root"); | |
22 | if (!file) file = new TFile("galice.root"); | |
23 | ||
24 | // Get AliRun object from file or create it if not on file | |
25 | ||
26 | if (!gAlice) { | |
27 | gAlice = (AliRun*)file->Get("gAlice"); | |
28 | if (gAlice) printf("AliRun object found on file\n"); | |
29 | if (!gAlice) gAlice = new AliRun("gAlice","Alice test program"); | |
30 | } | |
31 | // Create some histograms | |
32 | ||
33 | TH2F *h21 = new TH2F("h21","Hits",100,-100,100,100,-100,100); | |
34 | TH2F *h22 = new TH2F("h22","CoG ",100,-100,100,100,-100,100); | |
35 | TH1F *h1 = new TH1F("h1","Multiplicity",30,-0.5,29.5); | |
36 | TH1F *hmult = new TH1F("hmult","Multiplicity",30,-0.5,29.5); | |
37 | TH1F *hresx = new TH1F("hresx","Residuals",100,-4,4); | |
38 | TH1F *hresy = new TH1F("hresy","Residuals",100,-.1,.1); | |
39 | TH1F *hresym = new TH1F("hresym","Residuals",100,-500,500); | |
40 | // | |
41 | // Loop over events | |
42 | // | |
43 | Int_t Nh=0; | |
44 | Int_t Nh1=0; | |
45 | for (int nev=0; nev<= evNumber2; nev++) { | |
46 | Int_t nparticles = gAlice->GetEvent(nev); | |
47 | cout << "nev " << nev <<endl; | |
48 | cout << "nparticles " << nparticles <<endl; | |
49 | if (nev < evNumber1) continue; | |
50 | if (nparticles <= 0) return; | |
51 | ||
52 | TTree *TH = gAlice->TreeH(); | |
53 | Int_t ntracks = TH->GetEntries(); | |
54 | cout<<"ntracks "<<ntracks<<endl; | |
55 | ||
56 | Int_t nbytes = 0; | |
57 | ||
58 | AliMUONRawCluster *mRaw; | |
59 | ||
60 | // Get pointers to Alice detectors and Digits containers | |
61 | AliMUON *MUON = (AliMUON*) gAlice->GetModule("MUON"); | |
62 | TClonesArray *Particles = gAlice->Particles(); | |
63 | TTree *TR = gAlice->TreeR(); | |
64 | Int_t nent=TR->GetEntries(); | |
65 | printf("Found %d entries in the tree (must be one per cathode per event! + 1empty)\n",nent); | |
66 | if (MUON) { | |
67 | for (Int_t ich=0;ich<1;ich++) { | |
68 | TClonesArray *MUONrawclust = MUON->RawClustAddress(ich); | |
69 | TClonesArray *MUONdigits = MUON->DigitsAddress(ich); | |
70 | for (Int_t icat=1; icat<2; icat++) { | |
71 | MUON->ResetRawClusters(); | |
72 | nbytes += TR->GetEvent(icat); | |
73 | Int_t nrawcl = MUONrawclust->GetEntries(); | |
74 | printf( | |
75 | "Found %d raw-clusters for cathode %d in chamber %d \n" | |
76 | ,nrawcl,icat,ich+1); | |
77 | ||
78 | ||
79 | gAlice->ResetDigits(); | |
80 | ||
81 | Int_t nent=(Int_t)gAlice->TreeD()->GetEntries(); | |
82 | gAlice->TreeD()->GetEvent(nent-2+icat-1); | |
83 | Int_t ndigits = MUONdigits->GetEntriesFast(); | |
84 | printf( | |
85 | "Found %d digits for cathode %d in chamber %d \n" | |
86 | ,ndigits,icat,ich+1); | |
87 | ||
88 | ||
89 | Int_t TotalMult =0; | |
90 | ||
91 | for (Int_t iraw=0; iraw < nrawcl; iraw++) { | |
92 | mRaw = (AliMUONRawCluster*)MUONrawclust->UncheckedAt(iraw); | |
93 | Int_t mult=mRaw->fMultiplicity; | |
94 | h1->Fill(mult,float(1)); | |
95 | TotalMult+=mult; | |
96 | Int_t itrack=mRaw->fTracks[0]; | |
97 | Float_t xrec=mRaw->fX; | |
98 | Float_t yrec=mRaw->fY; | |
99 | Float_t R=TMath::Sqrt(xrec*xrec+yrec*yrec); | |
100 | if (R > 55.2) continue; | |
101 | if (itrack ==1) continue; | |
102 | Float_t res[2]; | |
103 | Int_t nres=0; | |
104 | nbytes=0; | |
105 | gAlice->ResetHits(); | |
106 | Int_t nbytes += TH->GetEvent(itrack); | |
107 | ||
108 | for(AliMUONHit* mHit=(AliMUONHit*)MUON->FirstHit(-1); | |
109 | mHit; | |
110 | mHit=(AliMUONHit*)MUON->NextHit()) | |
111 | { | |
112 | Int_t nch = mHit->fChamber; // chamber number | |
113 | Float_t x = mHit->fX; // x-pos of hit | |
114 | Float_t y = mHit->fY; // y-pos | |
115 | if (nch==(ich+1)){ | |
116 | hresx->Fill(xrec-x,float(1)); | |
117 | hresy->Fill(yrec-y,float(1)); | |
118 | if ((yrec-y)*1e4 <500 ) | |
119 | hresym->Fill((yrec-y)*1e4,float(1)); | |
120 | if (TMath::Abs(yrec-y)>.02) { | |
121 | h22->Fill(mRaw->fX,mRaw->fY,float(1)); | |
122 | hmult->Fill(mult,float(1)); | |
123 | } | |
124 | } // chamber | |
125 | } //hit | |
126 | } //iraw | |
127 | printf("Total Cluster Multiplicity %d \n" , TotalMult); | |
128 | } // icat | |
129 | } // ich | |
130 | } // end if MUON | |
131 | } // event loop | |
132 | TCanvas *c1 = new TCanvas("c1","Charge and Residuals",400,10,600,700); | |
133 | pad11 = new TPad("pad11"," ",0.01,0.51,0.49,0.99); | |
134 | pad12 = new TPad("pad12"," ",0.51,0.51,0.99,0.99); | |
135 | pad13 = new TPad("pad13"," ",0.01,0.01,0.49,0.49); | |
136 | pad14 = new TPad("pad14"," ",0.51,0.01,0.99,0.49); | |
137 | pad11->SetFillColor(11); | |
138 | pad12->SetFillColor(11); | |
139 | pad13->SetFillColor(11); | |
140 | pad14->SetFillColor(11); | |
141 | pad11->Draw(); | |
142 | pad12->Draw(); | |
143 | pad13->Draw(); | |
144 | pad14->Draw(); | |
145 | ||
146 | pad11->cd(); | |
147 | hresx->SetFillColor(42); | |
148 | hresx->SetXTitle("xrec-x"); | |
149 | hresx->Draw(); | |
150 | ||
151 | pad12->cd(); | |
152 | hresy->SetFillColor(42); | |
153 | hresy->SetXTitle("yrec-y"); | |
154 | hresy->Draw(); | |
155 | ||
156 | pad13->cd(); | |
157 | h1->SetFillColor(42); | |
158 | h1->SetXTitle("multiplicity"); | |
159 | h1->Draw(); | |
160 | ||
161 | pad14->cd(); | |
162 | hresym->SetFillColor(42); | |
163 | hresym->SetXTitle("yrec-y"); | |
164 | hresym->Fit("gaus"); | |
165 | hresym->Draw(); | |
166 | TCanvas *c2 = new TCanvas("c2","Charge and Residuals",400,10,600,700); | |
167 | pad21 = new TPad("pad21"," ",0.01,0.51,0.49,0.99); | |
168 | pad22 = new TPad("pad22"," ",0.51,0.51,0.99,0.99); | |
169 | pad23 = new TPad("pad23"," ",0.01,0.01,0.49,0.49); | |
170 | pad24 = new TPad("pad24"," ",0.51,0.01,0.99,0.49); | |
171 | pad21->SetFillColor(11); | |
172 | pad22->SetFillColor(11); | |
173 | pad23->SetFillColor(11); | |
174 | pad24->SetFillColor(11); | |
175 | pad21->Draw(); | |
176 | pad22->Draw(); | |
177 | pad23->Draw(); | |
178 | pad24->Draw(); | |
179 | ||
180 | pad21->cd(); | |
181 | h22->SetFillColor(42); | |
182 | h22->SetXTitle("x"); | |
183 | h22->SetYTitle("y"); | |
184 | h22->Draw(); | |
185 | ||
186 | pad22->cd(); | |
187 | hmult->SetFillColor(42); | |
188 | hmult->SetXTitle("multiplicity"); | |
189 | hmult->Draw(); | |
190 | ||
191 | } | |
192 | ||
193 | ||
194 |