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c5123824 | 1 | // $Id$ |
2 | ||
3 | //************************************************************************** | |
4 | //* This file is property of and copyright by the ALICE HLT Project * | |
5 | //* ALICE Experiment at CERN, All rights reserved. * | |
6 | //* * | |
7 | //* Primary Authors: Matthias Richter <Matthias.Richter@ift.uib.no> * | |
8 | //* for The ALICE HLT Project. * | |
9 | //* * | |
10 | //* Permission to use, copy, modify and distribute this software and its * | |
11 | //* documentation strictly for non-commercial purposes is hereby granted * | |
12 | //* without fee, provided that the above copyright notice appears in all * | |
13 | //* copies and that both the copyright notice and this permission notice * | |
14 | //* appear in the supporting documentation. The authors make no claims * | |
15 | //* about the suitability of this software for any purpose. It is * | |
16 | //* provided "as is" without express or implied warranty. * | |
17 | //************************************************************************** | |
18 | ||
19 | /** @file AliHLTOUTDigitReader.cxx | |
20 | @author Matthias Richter | |
21 | @date | |
22 | @brief HLTOUT data wrapper for simulated AliRoot HLT digit data. | |
23 | */ | |
24 | ||
25 | #include "AliHLTOUTDigitReader.h" | |
26 | #include "AliRawDataHeader.h" | |
27 | #include "AliDAQ.h" | |
28 | #include "TTree.h" | |
29 | #include "TFile.h" | |
30 | #include "TArrayC.h" | |
31 | #include "TBranch.h" | |
32 | #include "TString.h" | |
33 | #include <cassert> | |
34 | ||
35 | /** ROOT macro for the implementation of ROOT specific class methods */ | |
36 | ClassImp(AliHLTOUTDigitReader) | |
37 | ||
38 | AliHLTOUTDigitReader::AliHLTOUTDigitReader(int event, AliHLTEsdManager* pEsdManager) | |
39 | : | |
40 | AliHLTOUTHomerCollection(event, pEsdManager), | |
41 | fpDigitFile(NULL), | |
42 | fpDigitTree(NULL), | |
43 | fMinDDL(-1), | |
44 | fMaxDDL(-1), | |
45 | fppDigitArrays(NULL), | |
46 | fpEquipments(NULL), | |
47 | fNofDDLs(0), | |
48 | fCurrent(-1) | |
49 | { | |
50 | // see header file for class documentation | |
51 | // or | |
52 | // refer to README to build package | |
53 | // or | |
54 | // visit http://web.ift.uib.no/~kjeks/doc/alice-hlt | |
55 | } | |
56 | ||
57 | AliHLTOUTDigitReader::~AliHLTOUTDigitReader() | |
58 | { | |
59 | // see header file for class documentation | |
60 | CloseTree(); | |
61 | ||
62 | if (fpDigitFile) { | |
63 | fpDigitFile->Close(); | |
64 | delete fpDigitFile; | |
65 | fpDigitFile=NULL; | |
66 | } | |
67 | } | |
68 | ||
69 | Bool_t AliHLTOUTDigitReader::ReadNextData(UChar_t*& data) | |
70 | { | |
71 | // see header file for class documentation | |
72 | if (!fppDigitArrays && (!ReadArrays() || !fppDigitArrays)) | |
73 | return kFALSE; | |
74 | ||
75 | if (fCurrent>=fNofDDLs) | |
76 | return kFALSE; | |
77 | ||
78 | while (++fCurrent<fNofDDLs) { | |
79 | if (fMinDDL>-1 && fMinDDL>fpEquipments[fCurrent]) continue; | |
80 | if (fMaxDDL>-1 && fMaxDDL<fpEquipments[fCurrent]) continue; | |
81 | if (fppDigitArrays[fCurrent]->GetSize()>(int)sizeof(AliRawDataHeader)) { | |
82 | data=reinterpret_cast<UChar_t*>(fppDigitArrays[fCurrent]->GetArray()); | |
83 | data+=sizeof(AliRawDataHeader); | |
84 | return kTRUE; | |
85 | } | |
86 | } | |
87 | return kFALSE; | |
88 | } | |
89 | ||
90 | int AliHLTOUTDigitReader::Reset() | |
91 | { | |
92 | // see header file for class documentation | |
93 | fCurrent=-1; | |
94 | return 0; | |
95 | } | |
96 | ||
97 | int AliHLTOUTDigitReader::GetDataSize() | |
98 | { | |
99 | // see header file for class documentation | |
100 | if (fCurrent>=0 && fCurrent<fNofDDLs && fppDigitArrays) { | |
101 | return fppDigitArrays[fCurrent]->GetSize()-sizeof(AliRawDataHeader); | |
102 | } | |
103 | return 0; | |
104 | } | |
105 | ||
106 | const AliRawDataHeader* AliHLTOUTDigitReader::GetDataHeader() | |
107 | { | |
108 | // see header file for class documentation | |
109 | if (fCurrent>=0 && fCurrent<fNofDDLs && fppDigitArrays) { | |
110 | return reinterpret_cast<AliRawDataHeader*>(fppDigitArrays[fCurrent]->GetArray()); | |
111 | } | |
112 | return NULL; | |
113 | } | |
114 | ||
115 | void AliHLTOUTDigitReader::SelectEquipment(int /*equipmentType*/, int minEquipmentId, int maxEquipmentId) | |
116 | { | |
117 | // see header file for class documentation | |
118 | fMinDDL=minEquipmentId; | |
119 | fMaxDDL=maxEquipmentId; | |
120 | } | |
121 | ||
122 | int AliHLTOUTDigitReader::GetEquipmentId() | |
123 | { | |
124 | // see header file for class documentation | |
125 | if (fCurrent>=0 && fCurrent<fNofDDLs && fpEquipments) { | |
126 | return fpEquipments[fCurrent]; | |
127 | } | |
128 | return -1; | |
129 | } | |
130 | ||
131 | bool AliHLTOUTDigitReader::ReadArrays() | |
132 | { | |
133 | // see header file for class documentation | |
134 | bool result=false; | |
135 | ||
136 | if (GetCurrentEventNo()<0) { | |
137 | HLTWarning("no event selected, no data available"); | |
138 | return false; | |
139 | } | |
140 | ||
141 | if (!fpDigitFile) { | |
142 | fpDigitFile=new TFile("HLT.Digits.root"); | |
143 | } | |
144 | if (!fpDigitFile) return false; | |
145 | if (fpDigitFile->IsZombie()) return false; | |
146 | ||
147 | fpDigitFile->GetObject("rawhltout", fpDigitTree); | |
148 | if (!fpDigitTree) { | |
149 | return false; | |
150 | } | |
151 | ||
152 | vector<int> equipments; | |
153 | int iTotal=0; | |
154 | TIter iter(fpDigitTree->GetListOfBranches()); | |
155 | while (TBranch* br=(TBranch *)iter.Next()) { | |
156 | iTotal++; | |
157 | TString bname=br->GetName(); | |
158 | if (bname.BeginsWith("HLT_") && bname.EndsWith(".ddl")) { | |
159 | bname.ReplaceAll("HLT_", ""); | |
160 | bname.ReplaceAll(".ddl", ""); | |
161 | if (bname.IsDigit()) { | |
162 | int equipment=bname.Atoi(); | |
163 | int index=equipment-AliDAQ::DdlIDOffset("HLT"); | |
164 | if (index>=0 && strcmp(br->GetName(), AliDAQ::DdlFileName("HLT", index))==0) { | |
165 | equipments.push_back(equipment); | |
166 | } else { | |
167 | HLTWarning("equipment mismatch: skipping id %d (out of range of HLT equipments)", equipment); | |
168 | } | |
169 | } | |
170 | } | |
171 | } | |
172 | HLTDebug("found %d HLT branche(s) out of %d", equipments.size(), iTotal); | |
173 | ||
174 | if (equipments.size()>0) { | |
175 | fNofDDLs=equipments.size(); | |
176 | fpEquipments=new int[fNofDDLs]; | |
177 | fppDigitArrays=new TArrayC*[fNofDDLs]; | |
178 | if (fpEquipments && fppDigitArrays) { | |
179 | memcpy(fpEquipments, &equipments[0], fNofDDLs*sizeof(int)); | |
180 | int i=0; | |
181 | for (i=0; i<fNofDDLs; i++) { | |
182 | fppDigitArrays[i]=NULL; | |
183 | fpDigitTree->SetBranchAddress(AliDAQ::DdlFileName("HLT", fpEquipments[i]-AliDAQ::DdlIDOffset("HLT")), &fppDigitArrays[i]); | |
184 | } | |
185 | fpDigitTree->GetEvent(GetCurrentEventNo()); | |
186 | for (i=0; i<fNofDDLs; i++) { | |
187 | if (fppDigitArrays[i]) { | |
188 | HLTDebug("branch %s: %d byte(s)", AliDAQ::DdlFileName("HLT", fpEquipments[i]-AliDAQ::DdlIDOffset("HLT")), fppDigitArrays[i]); | |
189 | } | |
190 | } | |
191 | result=true; | |
192 | } else { | |
193 | fNofDDLs=0; | |
194 | } | |
195 | } | |
196 | return result; | |
197 | } | |
198 | ||
199 | int AliHLTOUTDigitReader::CloseTree() | |
200 | { | |
201 | // see header file for class documentation | |
202 | int iResult=0; | |
203 | if (fppDigitArrays) delete[] fppDigitArrays; | |
204 | fppDigitArrays=NULL; | |
205 | if (fpEquipments) delete[] fpEquipments; | |
206 | fpEquipments=NULL; | |
207 | if (fpDigitTree) delete fpDigitTree; | |
208 | fpDigitTree=NULL; | |
209 | fNofDDLs=0; | |
210 | fCurrent=-1; | |
211 | ||
212 | return iResult; | |
213 | } |