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d8b00ff7 | 1 | /************************************************************************** |
2 | * Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. * | |
3 | * * | |
4 | * Author: The ALICE Off-line Project. * | |
5 | * Contributors are mentioned in the code where appropriate. * | |
6 | * * | |
7 | * Permission to use, copy, modify and distribute this software and its * | |
8 | * documentation strictly for non-commercial purposes is hereby granted * | |
9 | * without fee, provided that the above copyright notice appears in all * | |
10 | * copies and that both the copyright notice and this permission notice * | |
11 | * appear in the supporting documentation. The authors make no claims * | |
12 | * about the suitability of this software for any purpose. It is * | |
13 | * provided "as is" without express or implied warranty. * | |
14 | **************************************************************************/ | |
15 | ||
16 | /* | |
17 | $Log$ | |
94831058 | 18 | Revision 1.1 2002/03/28 16:25:26 nilsen |
19 | New TTask method for creating SDigits from Hits. | |
20 | ||
d8b00ff7 | 21 | */ |
94831058 | 22 | |
23 | #include <iostream.h> | |
d8b00ff7 | 24 | |
25 | #include <TROOT.h> | |
26 | #include <TFile.h> | |
27 | #include <TSeqCollection.h> | |
28 | #include <TString.h> | |
29 | #include <TClonesArray.h> | |
30 | ||
31 | #include "AliHeader.h" | |
32 | #include "AliRun.h" | |
33 | ||
34 | #include "AliITS.h" | |
35 | #include "AliITSsDigitize.h" | |
36 | #include "AliITSgeom.h" | |
37 | ||
38 | ClassImp(AliITSsDigitize) | |
39 | //______________________________________________________________________ | |
40 | AliITSsDigitize::AliITSsDigitize(){ | |
41 | // Default constructor. | |
42 | // Inputs: | |
43 | // none. | |
44 | // Outputs: | |
45 | // none. | |
46 | // Return: | |
47 | // A zero-ed constructed AliITSsDigitize class. | |
48 | ||
49 | fFilename = ""; | |
50 | fFile = 0; | |
51 | fITS = 0; | |
52 | fDet[0] = fDet[1] = fDet[2] = kTRUE; | |
53 | fInit = kFALSE; | |
54 | } | |
55 | //______________________________________________________________________ | |
56 | AliITSsDigitize::AliITSsDigitize(const char* filename){ | |
57 | // Standard constructor. | |
58 | // Inputs: | |
59 | // const char* filename filename containing the digits to be | |
60 | // reconstructed. If filename = 0 (nil) | |
61 | // then no file is opened but a file is | |
62 | // assumed to already be opened. This | |
63 | // already opened file will be used. | |
64 | // Outputs: | |
65 | // none. | |
66 | // Return: | |
67 | // A standardly constructed AliITSsDigitize class. | |
68 | ||
69 | fFilename = filename; | |
70 | ||
71 | if(filename){ | |
72 | fFile = (TFile*)gROOT->GetListOfFiles()->FindObject(fFilename.Data()); | |
73 | if(fFile) fFile->Close(); | |
74 | fFile = new TFile(fFilename.Data(),"UPDATE"); | |
75 | // | |
76 | if(gAlice) { | |
77 | delete gAlice; | |
78 | gAlice = 0; | |
79 | } | |
80 | gAlice = (AliRun*)fFile->Get("gAlice"); | |
81 | if(!gAlice) { | |
82 | cout << "gAlice not found on file. Aborting." << endl; | |
83 | fInit = kFALSE; | |
84 | return; | |
85 | } // end if !gAlice | |
86 | } // end if !filename. | |
87 | ||
88 | Init(); | |
89 | } | |
90 | //______________________________________________________________________ | |
91 | AliITSsDigitize::~AliITSsDigitize(){ | |
92 | // Default constructor. | |
93 | // Inputs: | |
94 | // none. | |
95 | // Outputs: | |
96 | // none. | |
97 | // Return: | |
98 | // A destroyed AliITSsDigitize class. | |
99 | ||
100 | if(fFile) fFile->Close(); | |
101 | fFile = 0; | |
102 | fITS = 0; | |
103 | ||
104 | } | |
105 | //______________________________________________________________________ | |
106 | Bool_t AliITSsDigitize::Init(){ | |
107 | // Class Initilizer. | |
108 | // Inputs: | |
109 | // none. | |
110 | // Outputs: | |
111 | // none. | |
112 | // Return: | |
113 | // kTRUE if no errors initilizing this class occurse else kFALSE | |
114 | Int_t nparticles; | |
115 | ||
116 | fITS = (AliITS*) gAlice->GetDetector("ITS"); | |
117 | if(!fITS){ | |
118 | cout << "ITS not found aborting. fITS=" << fITS << endl; | |
119 | fInit = kFALSE; | |
120 | return fInit; | |
121 | } // end if !fITS | |
122 | if(!(fITS->GetITSgeom())){ | |
123 | cout << "ITSgeom not found aborting."<< endl; | |
124 | fInit = kFALSE; | |
125 | return fInit; | |
126 | } // end if !GetITSgeom() | |
127 | // Now ready to init. | |
128 | ||
129 | fDet[0] = fDet[1] = fDet[2] = kTRUE; | |
130 | fEnt0 = 0; | |
131 | fEnt = gAlice->GetEventsPerRun(); | |
132 | ||
133 | if(!gAlice->TreeS()){ | |
134 | cout << "Having to create the SDigits Tree." << endl; | |
135 | gAlice->MakeTree("S"); | |
136 | } // end if !gAlice->TreeS() | |
137 | //make branch | |
138 | fITS->MakeBranch("S"); | |
139 | fITS->SetTreeAddress(); | |
140 | nparticles = gAlice->GetEvent(fEnt0); | |
141 | ||
142 | // finished init. | |
143 | fInit = InitSDig(); | |
144 | return fInit; | |
145 | } | |
146 | //______________________________________________________________________ | |
147 | Bool_t AliITSsDigitize::InitSDig(){ | |
148 | // Sets up SDigitization part of AliITSDetType.. | |
149 | // Inputs: | |
150 | // none. | |
151 | // Outputs: | |
152 | // none. | |
153 | // Return: | |
154 | // none. | |
155 | ||
156 | return kTRUE; | |
157 | } | |
158 | ||
159 | //______________________________________________________________________ | |
160 | void AliITSsDigitize::Exec(const Option_t *opt){ | |
161 | // Main SDigitization function. | |
162 | // Inputs: | |
163 | // Option_t * opt list of subdetector to digitize. =0 all. | |
164 | // Outputs: | |
165 | // none. | |
166 | // Return: | |
167 | // none. | |
168 | Option_t *lopt; | |
169 | // Int_t nparticles,evnt; | |
170 | ||
171 | if(strstr(opt,"All")||strstr(opt,"ALL")||strstr(opt,"ITS")||opt==0){ | |
172 | fDet[0] = fDet[1] = fDet[2] = kTRUE; | |
173 | lopt = "All"; | |
174 | }else{ | |
175 | fDet[0] = fDet[1] = fDet[2] = kFALSE; | |
176 | if(strstr(opt,"SPD")) fDet[kSPD] = kTRUE; | |
177 | if(strstr(opt,"SDD")) fDet[kSDD] = kTRUE; | |
178 | if(strstr(opt,"SSD")) fDet[kSSD] = kTRUE; | |
179 | if(fDet[kSPD] && fDet[kSDD] && fDet[kSSD]) lopt = "All"; | |
180 | else lopt = opt; | |
181 | } // end if strstr(opt,...) | |
182 | ||
183 | if(!fInit){ | |
184 | cout << "Initilization Failed, Can't run Exec." << endl; | |
185 | return; | |
186 | } // end if !fInit | |
187 | ||
188 | fITS->HitsToSDigits(gAlice->GetHeader()->GetEvent(),0,-1," ",lopt," "); | |
189 | } |