]>
Commit | Line | Data |
---|---|---|
495570cd | 1 | // $Id$ |
2 | //-*- Mode: C++ -*- | |
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: Svein Lindal <svein.lindal@fys.uio.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 AliHLTTriggerTrdClusterMultiplicity.cxx | |
20 | /// @author Svein Lindal | |
21 | /// @date 2009-08-19 | |
22 | /// @brief HLT Minimum Ionizing Particle (MIP) trigger for PHOS | |
23 | ||
24 | // see header file for class documentation | |
25 | // or | |
26 | // refer to README to build package | |
27 | // or | |
28 | // visit http://web.ift.uib.no/~kjeks/doc/alice-hlt | |
29 | ||
30 | ||
31 | #include "AliHLTTriggerTrdClusterMultiplicity.h" | |
32 | #include "AliHLTTriggerDecision.h" | |
33 | #include "AliHLTDomainEntry.h" | |
34 | #include "AliHLTTRDDefinitions.h" | |
35 | #include "AliHLTTRDUtils.h" | |
36 | #include "AliHLTTRDCluster.h" | |
37 | #include "AliTRDgeometry.h" | |
38 | #include "TObjString.h" | |
39 | ||
40 | /** ROOT macro for the implementation of ROOT specific class methods */ | |
41 | ClassImp(AliHLTTriggerTrdClusterMultiplicity) | |
42 | ||
43 | AliHLTTriggerTrdClusterMultiplicity::AliHLTTriggerTrdClusterMultiplicity() | |
44 | : AliHLTTrigger() | |
45 | , fClusterMult(10) | |
46 | , fClusterArray(NULL) | |
47 | { | |
48 | // see header file for class documentation | |
49 | // or | |
50 | // refer to README to build package | |
51 | // or | |
52 | // visit http://web.ift.uib.no/~kjeks/doc/alice-hlts | |
53 | } | |
54 | ||
55 | AliHLTTriggerTrdClusterMultiplicity::~AliHLTTriggerTrdClusterMultiplicity() | |
56 | { | |
57 | // see header file for class documentation | |
58 | } | |
59 | ||
60 | const char* AliHLTTriggerTrdClusterMultiplicity::GetTriggerName() const | |
61 | { | |
62 | // see header file for class documentation | |
63 | return "TrdClusterMultiplicityTrigger"; | |
64 | } | |
65 | ||
66 | AliHLTComponent* AliHLTTriggerTrdClusterMultiplicity::Spawn() | |
67 | { | |
68 | // see header file for class documentation | |
69 | return new AliHLTTriggerTrdClusterMultiplicity; | |
70 | } | |
71 | ||
72 | int AliHLTTriggerTrdClusterMultiplicity::DoTrigger() | |
73 | { | |
74 | // see header file for class documentation | |
75 | ||
76 | TString description; | |
77 | ||
78 | for (const AliHLTComponentBlockData* pBlock=GetFirstInputBlock(AliHLTTRDDefinitions::fgkClusterDataType); | |
79 | pBlock!=NULL; pBlock=GetNextInputBlock()) { | |
80 | ||
81 | AliHLTTRDUtils::ReadClusters(fClusterArray, pBlock->fPtr, pBlock->fSize); | |
82 | ||
83 | AliTRDcluster* inCluster; | |
84 | Int_t stack[5] = {0,0,0,0,0}; | |
85 | for(Int_t count=0; count<fClusterArray->GetEntriesFast(); count++) | |
86 | { | |
87 | inCluster=(AliTRDcluster*)fClusterArray->UncheckedAt(count); | |
88 | stack[AliTRDgeometry::GetStack(inCluster->GetDetector())]++; | |
89 | } | |
90 | ||
91 | Bool_t trigger=kFALSE; | |
92 | for(Int_t count=0; count<5; count++) | |
93 | { | |
94 | if(stack[count]>fClusterMult)trigger=kTRUE; | |
95 | } | |
96 | ||
97 | if(trigger){ | |
98 | description.Form("Event contains at least one stack with at least %i TRD clusters", fClusterMult); | |
99 | SetDescription(description.Data()); | |
100 | ||
101 | // Enable the detectors for readout. | |
102 | GetReadoutList().Enable( AliHLTReadoutList::kTRD ); | |
103 | ||
104 | // Add the available HLT information for readout too. | |
105 | GetTriggerDomain().Add(kAliHLTAnyDataTypeID, "TRD"); | |
106 | ||
107 | //Set trigger decision | |
108 | TriggerEvent(true); | |
109 | ||
110 | }else{ | |
111 | description.Form("No stack in this event contains enough clusters"); | |
112 | SetDescription(description.Data()); | |
113 | TriggerEvent(false); | |
114 | } | |
115 | ||
116 | HLTDebug(description.Data()); | |
117 | fClusterArray->Delete(); | |
118 | ||
119 | return 0; | |
120 | } | |
121 | return 0; | |
122 | } | |
123 | ||
124 | int AliHLTTriggerTrdClusterMultiplicity::DoInit(int argc, const char** argv) | |
125 | { | |
126 | // see header file for class documentation | |
127 | int iResult=0; | |
128 | ||
129 | TString configuration=""; | |
130 | TString argument=""; | |
131 | for (int i=0; i<argc && iResult>=0; i++) { | |
132 | argument=argv[i]; | |
133 | if (!configuration.IsNull()) configuration+=" "; | |
134 | configuration+=argument; | |
135 | } | |
136 | ||
137 | if (!configuration.IsNull()) { | |
138 | iResult=Configure(configuration.Data()); | |
139 | } | |
140 | ||
141 | fClusterArray = new TClonesArray("AliTRDcluster"); | |
142 | return 0; | |
143 | } | |
144 | ||
145 | int AliHLTTriggerTrdClusterMultiplicity::DoDeinit() | |
146 | { | |
147 | // see header file for class documentation | |
148 | ||
149 | fClusterArray->Delete(); | |
150 | delete fClusterArray; | |
151 | ||
152 | return 0; | |
153 | } | |
154 | ||
155 | int AliHLTTriggerTrdClusterMultiplicity::Reconfigure(const char* /*cdbEntry*/, const char* /*chainId*/) | |
156 | { | |
157 | // see header file for class documentation | |
158 | ||
159 | // configure from the specified antry or the default one | |
160 | ||
161 | return 0; | |
162 | } | |
163 | ||
164 | int AliHLTTriggerTrdClusterMultiplicity::Configure(const char* arguments){ | |
165 | int iResult=0; | |
166 | if (!arguments) return iResult; | |
167 | ||
168 | TString allArgs=arguments; | |
169 | TString argument; | |
170 | int bMissingParam=0; | |
171 | ||
172 | TObjArray* pTokens=allArgs.Tokenize(" "); | |
173 | if (pTokens) { | |
174 | for (int i=0; i<pTokens->GetEntries() && iResult>=0; i++) { | |
175 | argument=((TObjString*)pTokens->At(i))->GetString(); | |
176 | if (argument.IsNull()) continue; | |
177 | ||
178 | if (argument.CompareTo("-MultiplicityThresh")==0) { | |
179 | if ((bMissingParam=(++i>=pTokens->GetEntries()))) break; | |
180 | HLTInfo("Setting multiplicity threshold to: %s", ((TObjString*)pTokens->At(i))->GetString().Data()); | |
181 | fClusterMult=((TObjString*)pTokens->At(i))->GetString().Atoi(); | |
182 | continue; | |
183 | } | |
184 | ||
185 | else { | |
186 | HLTError("unknown argument: %s", argument.Data()); | |
187 | iResult=-EINVAL; | |
188 | break; | |
189 | } | |
190 | } | |
191 | delete pTokens; | |
192 | } | |
193 | if (bMissingParam) { | |
194 | HLTError("missing parameter for argument %s", argument.Data()); | |
195 | iResult=-EINVAL; | |
196 | } | |
197 | return iResult; | |
198 | } |