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root/cvsroot/UserCode/MitAna/TreeMod/src/HLTMod.cc
Revision: 1.12
Committed: Mon Jul 13 10:39:20 2009 UTC (15 years, 9 months ago) by loizides
Content type: text/plain
Branch: MAIN
Changes since 1.11: +2 -1 lines
Log Message:
Updated for changes in trigger classes

File Contents

# Content
1 // $Id: HLTMod.cc,v 1.11 2009/06/15 15:00:17 loizides Exp $
2
3 #include "MitAna/TreeMod/interface/HLTMod.h"
4 #include <TFile.h>
5 #include <TTree.h>
6 #include "MitAna/DataTree/interface/Names.h"
7 #include "MitAna/DataTree/interface/TriggerName.h"
8 #include "MitAna/DataTree/interface/TriggerMask.h"
9 #include "MitAna/DataTree/interface/TriggerObject.h"
10 #include "MitAna/DataTree/interface/TriggerObjectCol.h"
11 #include "MitAna/DataTree/interface/TriggerObjectsTable.h"
12
13 using namespace mithep;
14
15 ClassImp(mithep::HLTMod)
16
17 //--------------------------------------------------------------------------------------------------
18 HLTMod::HLTMod(const char *name, const char *title) :
19 BaseMod(name,title),
20 fAbort(kTRUE),
21 fPrintTable(kFALSE),
22 fBitsName(Names::gkHltBitBrn),
23 fMyObjsNamePub(Form("%sTrigObjs", name)),
24 fBits(0),
25 fMyTrgObjs(0),
26 fTriggers(0),
27 fTrigObjs(0),
28 fNEvents(0),
29 fNAcceped(0),
30 fNFailed(0)
31 {
32 // Constructor.
33 }
34
35 //--------------------------------------------------------------------------------------------------
36 HLTMod::~HLTMod()
37 {
38 // Destructor.
39 }
40
41 //--------------------------------------------------------------------------------------------------
42 void HLTMod::AddTrigger(const char *expr)
43 {
44 // Add trigger search pattern to the list of patters. Each element of the list is logically
45 // "ored". The given expression can contain several trigger names logically "anded" (using "&").
46 // A "!" infront of a trigger name negates the bit. For example, valid expressions are:
47 // "A", "!A", "A&B", "A&!B" or "A&B&C"
48
49 string tname(expr);
50 fTrigNames.push_back(tname);
51 }
52
53 //--------------------------------------------------------------------------------------------------
54 void HLTMod::AddTrigObjs(UInt_t tid)
55 {
56 // Add trigger objects corresponding to trigger id.
57
58 const BitMask256 &ba = fTrigBitsAnd.at(tid);
59 const BitMask256 &bm = fTrigBitsCmp.at(tid);
60 for (UInt_t i=0; i<bm.Size(); ++i) {
61 if (ba.TestBit(i)==0)
62 continue; // not an active trigger bit
63 if (fBitsDone.TestBit(i))
64 continue; // objects for this bit are already obtained
65 if (bm.TestBit(i)==0)
66 continue; // excluded trigger bit (ie a !trgname)
67
68 const TList *list = fTrigObjs->GetList(i);
69 fMyTrgObjs->Add(list);
70 fBitsDone.SetBit(i);
71 }
72 }
73
74 //--------------------------------------------------------------------------------------------------
75 void HLTMod::BeginRun()
76 {
77 // Get HLT tree and set branches. Compute bitmasks to be used when comparing to the HLT bits.
78
79 fTrigBitsAnd.clear();
80 fTrigBitsCmp.clear();
81
82 if (fPrintTable)
83 fTriggers->Print();
84
85 for (UInt_t i=0; i<fTrigNames.size(); ++i) {
86 BitMask256 tmask; //trigger mask
87 BitMask256 amask; //bitand mask
88 TString names(fTrigNames.at(i).c_str());
89
90 TObjArray *arr = names.Tokenize("&");
91 if (arr) {
92 for(Int_t j=0; j<arr->GetEntries(); j++){
93 TObjString *s = dynamic_cast<TObjString*>(arr->At(j));
94 if (!s)
95 continue;
96 const char *sptr = s->GetString().Data();
97 Bool_t invert = kFALSE;
98 if (sptr[0] == '!') {
99 invert = kTRUE; //inverted bit set
100 ++sptr;
101 }
102 const TriggerName *tn = fTriggers->Get(sptr);
103 if (!tn) {
104 Warning("BeginRun", "Trigger %s not found.", sptr);
105 continue;
106 }
107 UShort_t bit = tn->Id();
108 amask.SetBit(bit); //always set and-mask bit
109 if (!invert)
110 tmask.SetBit(bit); //set trigger bit
111 }
112 delete arr;
113 }
114 fTrigBitsAnd.push_back(amask);
115 fTrigBitsCmp.push_back(tmask);
116 }
117 }
118
119 //--------------------------------------------------------------------------------------------------
120 void HLTMod::Process()
121 {
122 // Process trigger bits for this event. If trigger bits pass the given bit mask, then obtain
123 // and publish the corresponding trigger objects. If OnAccepted or OnFailed is implemented
124 // in a derived class, call it. Do not stop processing this event, if fAbort is kFALSE.
125
126 ++fNEvents;
127 LoadBranch(fBitsName);
128
129 // match trigger bits to trigger mask and obtain trigger objects
130 fMyTrgObjs = new TriggerObjectOArr(0,fMyObjsNamePub);
131 fMyTrgObjs->SetOwner(kFALSE); // the objects are owned by the object table
132 fBitsDone.Clear();
133 Bool_t accept = kFALSE;
134 for (UInt_t i = 0; i<fTrigBitsAnd.size(); ++i) {
135 BitMask256 bitmask(fBits->Get());
136 bitmask &= fTrigBitsAnd.at(i);
137 if (bitmask==fTrigBitsCmp.at(i)) {
138 accept = kTRUE;
139 AddTrigObjs(i);
140 }
141 }
142
143 // take action if failed
144 if (!accept) {
145 ++fNFailed;
146 OnFailed();
147 delete fMyTrgObjs;
148 if (fAbort) {
149 SkipEvent(); // abort processing of this event by sub-modules
150 }
151 return;
152 }
153
154 // take action if accepted
155 ++fNAcceped;
156 IncNEventsProcessed();
157 OnAccepted();
158 if (!AddObjThisEvt(fMyTrgObjs)) {
159 SendError(kAbortAnalysis, "Process",
160 "Could not add my trigger objects with name %s to event.",
161 fMyTrgObjs->GetName());
162 return;
163 }
164 fMyTrgObjs = 0;
165 }
166
167 //--------------------------------------------------------------------------------------------------
168 void HLTMod::SlaveBegin()
169 {
170 // Request trigger bit branch and obtain trigger table and objects.
171
172 ReqBranch(fBitsName, fBits);
173
174 fTriggers = GetHLTTable();
175 if (!fTriggers) {
176 SendError(kAbortAnalysis, "SlaveBegin", "Could not get HLT trigger table.");
177 return;
178 }
179 fTrigObjs = GetHLTObjectsTable();
180 if (!fTrigObjs) {
181 SendError(kAbortAnalysis, "SlaveBegin", "Could not get HLT trigger objects table.");
182 return;
183 }
184 }
185
186 //--------------------------------------------------------------------------------------------------
187 void HLTMod::SlaveTerminate()
188 {
189 // Save number of accepted events.
190
191 SaveNEventsProcessed("hDHLTEvents");
192 }