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// $Id: HLTMod.cc,v 1.16 2009/09/29 19:17:51 loizides Exp $
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#include "MitAna/TreeMod/interface/HLTMod.h"
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#include <TFile.h>
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#include <TTree.h>
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#include "MitAna/DataTree/interface/Names.h"
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#include "MitAna/DataTree/interface/TriggerName.h"
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#include "MitAna/DataTree/interface/TriggerMask.h"
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#include "MitAna/DataTree/interface/TriggerObject.h"
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#include "MitAna/DataTree/interface/TriggerObjectCol.h"
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#include "MitAna/DataTree/interface/TriggerObjectsTable.h"
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using namespace mithep;
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ClassImp(mithep::HLTMod)
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//--------------------------------------------------------------------------------------------------
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HLTMod::HLTMod(const char *name, const char *title) :
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BaseMod(name,title),
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fAbort(kTRUE),
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fPrintTable(kFALSE),
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fIgnoreBits(kFALSE),
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fObjMode(kHlt),
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fBitsName(Names::gkHltBitBrn),
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fMyObjsNamePub(Form("%sTrigObjs", name)),
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fBits(0),
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fMyTrgObjs(0),
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fTriggers(0),
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fTrigObjs(0),
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fNEvents(0),
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fNAcceped(0),
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fNFailed(0)
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{
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// Constructor.
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}
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//--------------------------------------------------------------------------------------------------
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HLTMod::~HLTMod()
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{
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// Destructor.
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}
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//--------------------------------------------------------------------------------------------------
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void HLTMod::AddTrigger(const char *expr)
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{
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// Add trigger search pattern to the list of patters. Each element of the list is logically
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// "ored". The given expression can contain several trigger names logically "anded" (using "&").
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// A "!" infront of a trigger name negates the bit. For example, valid expressions are:
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// "A", "!A", "A&B", "A&!B" or "A&B&C"
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string tname(expr);
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fTrigNames.push_back(tname);
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}
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//--------------------------------------------------------------------------------------------------
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void HLTMod::AddTrigObjs(UInt_t tid)
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{
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// Add trigger objects corresponding to trigger id.
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const BitMask256 &ba = fTrigBitsAnd.at(tid);
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const BitMask256 &bm = fTrigBitsCmp.at(tid);
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for (UInt_t i=0; i<bm.Size(); ++i) {
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if (ba.TestBit(i)==0 && !fIgnoreBits)
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continue; // not an active trigger bit
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if (fBitsDone.TestBit(i))
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continue; // objects for this bit are already obtained
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if (bm.TestBit(i)==0)
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continue; // excluded trigger bit (ie a !trgname)
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const TList *list = fTrigObjs->GetList(i);
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if (list) {
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TIter iter(list->MakeIterator());
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const TriggerObject *to = dynamic_cast<const TriggerObject*>(iter.Next());
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while (to) {
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if ( (fObjMode == kAll) ||
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((fObjMode==kHlt) && (to->IsHLT())) ||
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((fObjMode==kL1) && (to->IsL1())) )
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fMyTrgObjs->Add(to);
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to = dynamic_cast<const TriggerObject*>(iter.Next());
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}
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}
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fBitsDone.SetBit(i);
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}
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}
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//--------------------------------------------------------------------------------------------------
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void HLTMod::BeginRun()
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{
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// Get HLT tree and set branches. Compute bitmasks to be used when comparing to the HLT bits.
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fTrigBitsAnd.clear();
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fTrigBitsCmp.clear();
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if (fPrintTable)
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fTriggers->Print();
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for (UInt_t i=0; i<fTrigNames.size(); ++i) {
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BitMask256 tmask; //trigger mask
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BitMask256 amask; //bitand mask
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TString names(fTrigNames.at(i).c_str());
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TObjArray *arr = names.Tokenize("&");
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if (arr) {
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for(Int_t j=0; j<arr->GetEntries(); j++){
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TObjString *s = dynamic_cast<TObjString*>(arr->At(j));
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if (!s)
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continue;
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const char *sptr = s->GetString().Data();
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Bool_t invert = kFALSE;
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if (sptr[0] == '!') {
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invert = kTRUE; //inverted bit set
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++sptr;
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}
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const TriggerName *tn = fTriggers->Get(sptr);
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if (!tn) {
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Warning("BeginRun", "Trigger %s not found.", sptr);
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continue;
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}
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UShort_t bit = tn->Id();
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if (amask.TestBit(bit)) {
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if (tmask.TestBit(bit)==invert) {
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amask.ClearBit(bit);
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tmask.ClearBit(bit);
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Warning("BeginRun", "Trigger expression %s always false.", names.Data());
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break;
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}
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} else { //always set and-mask bit
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amask.SetBit(bit);
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if (!invert)
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tmask.SetBit(bit); //set trigger bit
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}
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}
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delete arr;
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}
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if (amask.NBitsSet()) {
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fTrigBitsAnd.push_back(amask);
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fTrigBitsCmp.push_back(tmask);
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}
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}
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}
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//--------------------------------------------------------------------------------------------------
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void HLTMod::Process()
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{
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// Process trigger bits for this event. If trigger bits pass the given bit mask, then obtain
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// and publish the corresponding trigger objects. If OnAccepted or OnFailed is implemented
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// in a derived class, call it. Do not stop processing this event, if fAbort is kFALSE.
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++fNEvents;
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LoadBranch(fBitsName);
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// match trigger bits to trigger mask and obtain trigger objects
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fMyTrgObjs = new TriggerObjectOArr(0,fMyObjsNamePub);
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fMyTrgObjs->SetOwner(kFALSE); // the objects are owned by the object table
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fBitsDone.Clear();
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Bool_t accept = kFALSE;
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for (UInt_t i = 0; i<fTrigBitsAnd.size(); ++i) {
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BitMask256 bitmask(fBits->Get());
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bitmask &= fTrigBitsAnd.at(i);
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if (bitmask==fTrigBitsCmp.at(i)) {
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accept = kTRUE;
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AddTrigObjs(i);
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}
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}
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// take action if failed
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if (!accept) {
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++fNFailed;
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OnFailed();
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delete fMyTrgObjs;
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if (fAbort) {
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SkipEvent(); // abort processing of this event by sub-modules
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}
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return;
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}
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// take action if accepted
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++fNAcceped;
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IncNEventsProcessed();
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OnAccepted();
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if (!AddObjThisEvt(fMyTrgObjs)) {
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SendError(kAbortAnalysis, "Process",
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"Could not add my trigger objects with name %s to event.",
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fMyTrgObjs->GetName());
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return;
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}
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fMyTrgObjs = 0;
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}
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//--------------------------------------------------------------------------------------------------
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void HLTMod::SlaveBegin()
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{
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// Request trigger bit branch and obtain trigger table and objects.
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ReqBranch(fBitsName, fBits);
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fTriggers = GetHLTTable();
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if (!fTriggers) {
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SendError(kAbortAnalysis, "SlaveBegin", "Could not get HLT trigger table.");
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return;
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}
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fTrigObjs = GetHLTObjectsTable();
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if (!fTrigObjs) {
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SendError(kAbortAnalysis, "SlaveBegin", "Could not get HLT trigger objects table.");
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return;
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}
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}
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//--------------------------------------------------------------------------------------------------
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void HLTMod::SlaveTerminate()
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{
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// Save number of accepted events.
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SaveNEventsProcessed("hDHLTEvents");
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}
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