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root/cvsroot/UserCode/MitAna/TreeMod/src/HLTMod.cc
Revision: 1.18
Committed: Tue Dec 1 15:14:11 2009 UTC (15 years, 5 months ago) by loizides
Content type: text/plain
Branch: MAIN
CVS Tags: Mit_014d, Mit_014c, Mit_014b, Mit_014a, Mit_014, Mit_014pre3, Mit_014pre2, Mit_014pre1, Mit_013d, Mit_013c, Mit_013b, Mit_013a, Mit_013, Mit_013pre1, Mit_012i, Mit_012h, Mit_012g, Mit_012f, Mit_012e, Mit_012d
Changes since 1.17: +4 -2 lines
Log Message:
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File Contents

# Content
1 // $Id: HLTMod.cc,v 1.17 2009/10/01 12:43:53 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 fIgnoreBits(kFALSE),
23 fObjMode(kHlt),
24 fBitsName(Names::gkHltBitBrn),
25 fMyObjsNamePub(Form("%sTrigObjs", name)),
26 fBits(0),
27 fMyTrgObjs(0),
28 fTriggers(0),
29 fTrigObjs(0),
30 fNEvents(0),
31 fNAcceped(0),
32 fNFailed(0)
33 {
34 // Constructor.
35 }
36
37 //--------------------------------------------------------------------------------------------------
38 HLTMod::~HLTMod()
39 {
40 // Destructor.
41 }
42
43 //--------------------------------------------------------------------------------------------------
44 void HLTMod::AddTrigger(const char *expr)
45 {
46 // Add trigger search pattern to the list of patters. Each element of the list is logically
47 // "ored". The given expression can contain several trigger names logically "anded" (using "&").
48 // A "!" infront of a trigger name negates the bit. For example, valid expressions are:
49 // "A", "!A", "A&B", "A&!B" or "A&B&C"
50
51 string tname(expr);
52 fTrigNames.push_back(tname);
53 }
54
55 //--------------------------------------------------------------------------------------------------
56 void HLTMod::AddTrigObjs(UInt_t tid)
57 {
58 // Add trigger objects corresponding to trigger id.
59
60 const BitMask256 &ba = fTrigBitsAnd.at(tid);
61 const BitMask256 &bm = fTrigBitsCmp.at(tid);
62 for (UInt_t i=0; i<bm.Size(); ++i) {
63 if (ba.TestBit(i)==0 && !fIgnoreBits)
64 continue; // not an active trigger bit
65 if (fBitsDone.TestBit(i))
66 continue; // objects for this bit are already obtained
67 if (bm.TestBit(i)==0)
68 continue; // excluded trigger bit (ie a !trgname)
69
70 const TList *list = fTrigObjs->GetList(i);
71 if (list) {
72 TIter iter(list->MakeIterator());
73 const TriggerObject *to = dynamic_cast<const TriggerObject*>(iter.Next());
74 while (to) {
75 if ( (fObjMode == kAll) ||
76 ((fObjMode==kHlt) && (to->IsHLT())) ||
77 ((fObjMode==kL1) && (to->IsL1())) )
78 fMyTrgObjs->Add(to);
79 to = dynamic_cast<const TriggerObject*>(iter.Next());
80 }
81 }
82 fBitsDone.SetBit(i);
83 }
84 }
85
86 //--------------------------------------------------------------------------------------------------
87 void HLTMod::BeginRun()
88 {
89 // Get HLT tree and set branches. Compute bitmasks to be used when comparing to the HLT bits.
90
91 fTrigBitsAnd.clear();
92 fTrigBitsCmp.clear();
93
94 if (fPrintTable) {
95 Info("BeginRun", "Get trigger table for run %d", GetEventHeader()->RunNum());
96 fTriggers->Print();
97 }
98
99 for (UInt_t i=0; i<fTrigNames.size(); ++i) {
100 BitMask256 tmask; //trigger mask
101 BitMask256 amask; //bitand mask
102 TString names(fTrigNames.at(i).c_str());
103
104 TObjArray *arr = names.Tokenize("&");
105 if (arr) {
106 for(Int_t j=0; j<arr->GetEntries(); j++){
107 TObjString *s = dynamic_cast<TObjString*>(arr->At(j));
108 if (!s)
109 continue;
110 const char *sptr = s->GetString().Data();
111 Bool_t invert = kFALSE;
112 if (sptr[0] == '!') {
113 invert = kTRUE; //inverted bit set
114 ++sptr;
115 }
116 const TriggerName *tn = fTriggers->Get(sptr);
117 if (!tn) {
118 Warning("BeginRun", "Trigger %s not found.", sptr);
119 continue;
120 }
121
122 UShort_t bit = tn->Id();
123 if (amask.TestBit(bit)) {
124 if (tmask.TestBit(bit)==invert) {
125 amask.ClearBit(bit);
126 tmask.ClearBit(bit);
127 Warning("BeginRun", "Trigger expression %s always false.", names.Data());
128 break;
129 }
130 } else { //always set and-mask bit
131 amask.SetBit(bit);
132 if (!invert)
133 tmask.SetBit(bit); //set trigger bit
134 }
135 }
136 delete arr;
137 }
138 if (amask.NBitsSet()) {
139 fTrigBitsAnd.push_back(amask);
140 fTrigBitsCmp.push_back(tmask);
141 }
142 }
143 }
144
145 //--------------------------------------------------------------------------------------------------
146 void HLTMod::Process()
147 {
148 // Process trigger bits for this event. If trigger bits pass the given bit mask, then obtain
149 // and publish the corresponding trigger objects. If OnAccepted or OnFailed is implemented
150 // in a derived class, call it. Do not stop processing this event, if fAbort is kFALSE.
151
152 ++fNEvents;
153 LoadBranch(fBitsName);
154
155 // match trigger bits to trigger mask and obtain trigger objects
156 fMyTrgObjs = new TriggerObjectOArr(0,fMyObjsNamePub);
157 fMyTrgObjs->SetOwner(kFALSE); // the objects are owned by the object table
158 fBitsDone.Clear();
159 Bool_t accept = kFALSE;
160 for (UInt_t i = 0; i<fTrigBitsAnd.size(); ++i) {
161 BitMask256 bitmask(fBits->Get());
162 bitmask &= fTrigBitsAnd.at(i);
163 if (bitmask==fTrigBitsCmp.at(i)) {
164 accept = kTRUE;
165 AddTrigObjs(i);
166 }
167 }
168
169 // take action if failed
170 if (!accept) {
171 ++fNFailed;
172 OnFailed();
173 delete fMyTrgObjs;
174 if (fAbort) {
175 SkipEvent(); // abort processing of this event by sub-modules
176 }
177 return;
178 }
179
180 // take action if accepted
181 ++fNAcceped;
182 IncNEventsProcessed();
183 OnAccepted();
184 if (!AddObjThisEvt(fMyTrgObjs)) {
185 SendError(kAbortAnalysis, "Process",
186 "Could not add my trigger objects with name %s to event.",
187 fMyTrgObjs->GetName());
188 return;
189 }
190 fMyTrgObjs = 0;
191 }
192
193 //--------------------------------------------------------------------------------------------------
194 void HLTMod::SlaveBegin()
195 {
196 // Request trigger bit branch and obtain trigger table and objects.
197
198 ReqBranch(fBitsName, fBits);
199
200 fTriggers = GetHLTTable();
201 if (!fTriggers) {
202 SendError(kAbortAnalysis, "SlaveBegin", "Could not get HLT trigger table.");
203 return;
204 }
205 fTrigObjs = GetHLTObjectsTable();
206 if (!fTrigObjs) {
207 SendError(kAbortAnalysis, "SlaveBegin", "Could not get HLT trigger objects table.");
208 return;
209 }
210 }
211
212 //--------------------------------------------------------------------------------------------------
213 void HLTMod::SlaveTerminate()
214 {
215 // Save number of accepted events.
216
217 SaveNEventsProcessed("hDHLTEvents");
218 }