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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 | $Log$ | |
b9d0a01d | 18 | Revision 1.2.4.1 2002/06/10 17:51:15 hristov |
19 | Merged with v3-08-02 | |
20 | ||
21 | Revision 1.2 2002/05/19 18:17:03 hristov | |
22 | Changes needed by ICC/IFC compiler (Intel) | |
23 | ||
94831058 | 24 | Revision 1.1 2002/03/28 16:25:26 nilsen |
25 | New TTask method for creating SDigits from Hits. | |
26 | ||
d8b00ff7 | 27 | */ |
94831058 | 28 | |
29 | #include <iostream.h> | |
d8b00ff7 | 30 | |
31 | #include <TROOT.h> | |
32 | #include <TFile.h> | |
33 | #include <TSeqCollection.h> | |
34 | #include <TString.h> | |
35 | #include <TClonesArray.h> | |
36 | ||
37 | #include "AliHeader.h" | |
38 | #include "AliRun.h" | |
39 | ||
40 | #include "AliITS.h" | |
41 | #include "AliITSsDigitize.h" | |
42 | #include "AliITSgeom.h" | |
43 | ||
44 | ClassImp(AliITSsDigitize) | |
45 | //______________________________________________________________________ | |
46 | AliITSsDigitize::AliITSsDigitize(){ | |
47 | // Default constructor. | |
48 | // Inputs: | |
49 | // none. | |
50 | // Outputs: | |
51 | // none. | |
52 | // Return: | |
53 | // A zero-ed constructed AliITSsDigitize class. | |
54 | ||
55 | fFilename = ""; | |
56 | fFile = 0; | |
57 | fITS = 0; | |
58 | fDet[0] = fDet[1] = fDet[2] = kTRUE; | |
59 | fInit = kFALSE; | |
60 | } | |
61 | //______________________________________________________________________ | |
62 | AliITSsDigitize::AliITSsDigitize(const char* filename){ | |
63 | // Standard constructor. | |
64 | // Inputs: | |
65 | // const char* filename filename containing the digits to be | |
66 | // reconstructed. If filename = 0 (nil) | |
67 | // then no file is opened but a file is | |
68 | // assumed to already be opened. This | |
69 | // already opened file will be used. | |
70 | // Outputs: | |
71 | // none. | |
72 | // Return: | |
73 | // A standardly constructed AliITSsDigitize class. | |
74 | ||
75 | fFilename = filename; | |
76 | ||
77 | if(filename){ | |
78 | fFile = (TFile*)gROOT->GetListOfFiles()->FindObject(fFilename.Data()); | |
79 | if(fFile) fFile->Close(); | |
80 | fFile = new TFile(fFilename.Data(),"UPDATE"); | |
81 | // | |
82 | if(gAlice) { | |
83 | delete gAlice; | |
84 | gAlice = 0; | |
85 | } | |
86 | gAlice = (AliRun*)fFile->Get("gAlice"); | |
87 | if(!gAlice) { | |
88 | cout << "gAlice not found on file. Aborting." << endl; | |
89 | fInit = kFALSE; | |
90 | return; | |
91 | } // end if !gAlice | |
92 | } // end if !filename. | |
93 | ||
94 | Init(); | |
95 | } | |
96 | //______________________________________________________________________ | |
97 | AliITSsDigitize::~AliITSsDigitize(){ | |
98 | // Default constructor. | |
99 | // Inputs: | |
100 | // none. | |
101 | // Outputs: | |
102 | // none. | |
103 | // Return: | |
104 | // A destroyed AliITSsDigitize class. | |
105 | ||
106 | if(fFile) fFile->Close(); | |
107 | fFile = 0; | |
108 | fITS = 0; | |
109 | ||
110 | } | |
111 | //______________________________________________________________________ | |
112 | Bool_t AliITSsDigitize::Init(){ | |
113 | // Class Initilizer. | |
114 | // Inputs: | |
115 | // none. | |
116 | // Outputs: | |
117 | // none. | |
118 | // Return: | |
119 | // kTRUE if no errors initilizing this class occurse else kFALSE | |
120 | Int_t nparticles; | |
121 | ||
122 | fITS = (AliITS*) gAlice->GetDetector("ITS"); | |
123 | if(!fITS){ | |
124 | cout << "ITS not found aborting. fITS=" << fITS << endl; | |
125 | fInit = kFALSE; | |
126 | return fInit; | |
127 | } // end if !fITS | |
128 | if(!(fITS->GetITSgeom())){ | |
129 | cout << "ITSgeom not found aborting."<< endl; | |
130 | fInit = kFALSE; | |
131 | return fInit; | |
132 | } // end if !GetITSgeom() | |
133 | // Now ready to init. | |
134 | ||
135 | fDet[0] = fDet[1] = fDet[2] = kTRUE; | |
136 | fEnt0 = 0; | |
137 | fEnt = gAlice->GetEventsPerRun(); | |
138 | ||
139 | if(!gAlice->TreeS()){ | |
140 | cout << "Having to create the SDigits Tree." << endl; | |
141 | gAlice->MakeTree("S"); | |
142 | } // end if !gAlice->TreeS() | |
143 | //make branch | |
144 | fITS->MakeBranch("S"); | |
145 | fITS->SetTreeAddress(); | |
146 | nparticles = gAlice->GetEvent(fEnt0); | |
147 | ||
148 | // finished init. | |
149 | fInit = InitSDig(); | |
150 | return fInit; | |
151 | } | |
152 | //______________________________________________________________________ | |
153 | Bool_t AliITSsDigitize::InitSDig(){ | |
154 | // Sets up SDigitization part of AliITSDetType.. | |
155 | // Inputs: | |
156 | // none. | |
157 | // Outputs: | |
158 | // none. | |
159 | // Return: | |
160 | // none. | |
161 | ||
162 | return kTRUE; | |
163 | } | |
164 | ||
165 | //______________________________________________________________________ | |
166 | void AliITSsDigitize::Exec(const Option_t *opt){ | |
167 | // Main SDigitization function. | |
168 | // Inputs: | |
169 | // Option_t * opt list of subdetector to digitize. =0 all. | |
170 | // Outputs: | |
171 | // none. | |
172 | // Return: | |
173 | // none. | |
174 | Option_t *lopt; | |
175 | // Int_t nparticles,evnt; | |
176 | ||
177 | if(strstr(opt,"All")||strstr(opt,"ALL")||strstr(opt,"ITS")||opt==0){ | |
178 | fDet[0] = fDet[1] = fDet[2] = kTRUE; | |
179 | lopt = "All"; | |
180 | }else{ | |
181 | fDet[0] = fDet[1] = fDet[2] = kFALSE; | |
182 | if(strstr(opt,"SPD")) fDet[kSPD] = kTRUE; | |
183 | if(strstr(opt,"SDD")) fDet[kSDD] = kTRUE; | |
184 | if(strstr(opt,"SSD")) fDet[kSSD] = kTRUE; | |
185 | if(fDet[kSPD] && fDet[kSDD] && fDet[kSSD]) lopt = "All"; | |
186 | else lopt = opt; | |
187 | } // end if strstr(opt,...) | |
188 | ||
189 | if(!fInit){ | |
190 | cout << "Initilization Failed, Can't run Exec." << endl; | |
191 | return; | |
192 | } // end if !fInit | |
193 | ||
194 | fITS->HitsToSDigits(gAlice->GetHeader()->GetEvent(),0,-1," ",lopt," "); | |
195 | } |