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Comparing UserCode/cbrown/Development/Plotting/Modules/SampleClass.C (file contents):
Revision 1.9 by buchmann, Tue Jun 5 09:18:29 2012 UTC vs.
Revision 1.12 by buchmann, Fri Aug 10 12:59:45 2012 UTC

# Line 99 | Line 99 | sample::sample(string m_filename, string
99        measured_nevents=(this->events)->GetEntries();
100      }
101  
102 <    if(((this->Nentries>1)||(this->Nentries==0))&measured_nevents!=this->Nentries) {
102 >    if(((this->Nentries>1)||(this->Nentries==0))&&measured_nevents!=this->Nentries) {
103        //special cases: m_Nentries=1 : we want to give each event the full weight (->scans!)
104        //               m_Nentries=0: detect the number of events and set the nevents automatically
105 +      //               m_Nentries<0: set manually (see below)
106  
107        stringstream warning;
108        warning << "Detected incorrect number of events in sample initialization of sample " << m_filename << " (detected Nevents: " << measured_nevents << " , definition claims: " << this->Nentries << "; will use measured number of events. If you want to use this algorithm to set the number of events anyway, set the number of events to 0.";
109        if(m_Nentries>1) write_warning(__FUNCTION__,warning.str());
110        this->Nentries=measured_nevents;
111 +    } else if ( this->Nentries<0 ) {
112 +      this->Nentries = -this->Nentries;
113 +    }
114 +    if ( average_weight>0 ) {
115 +      this->weight=(xs/(float)Nentries)/average_weight;
116 +      this->weightrenormalization=(1.0/average_weight);
117 +    } else {
118 +      if(average_weight>0) {
119 +      this->weight=(xs/(float)Nentries)/average_weight;
120 +      this->weightrenormalization=(1.0/average_weight);
121 +      } else {
122 +        this->weight = (xs/(float)Nentries);
123 +        this->weightrenormalization=1;
124 +      }
125      }
111    this->weight=(xs/(float)Nentries)/average_weight;
112    this->weightrenormalization=(1.0/average_weight);
126    }
127    else {
128      this->is_active=false;
# Line 148 | Line 161 | bool doesROOTFileExist(string filename)
161   TCut essentialcut("mll>0");
162   // The following cut (cutWeight) will reweight all the events: use "weight" to correct MC for pileUP, "1.0" otherwise
163   TCut cutWeight("weight");
164 + //TCut cutWeight("(weight*(((id1==id2&&id1==0)*1.2)+((id1==id2&&id1==1)/1.2)+(id1!=id2)))");
165  
166   void setessentialcut(TCut ess) {
167    essentialcut=ess;
# Line 308 | Line 322 | TH1F* samplecollection::Draw(string m_hi
322      TH1F *tempdrawhisto = new TH1F("tempdrawhisto","tempdrawhisto",binning.size()-1,binningarray);
323      tempdrawhisto->Sumw2();
324      if(use_this_sample) {
311      if(Verbosity>0) dout << "[samplecollection::Draw] : Added contribution from sample " << (this->collection)[isample].samplename << endl;
325        (this->collection)[isample].events->Draw(drawthis.str().c_str(),(essentialcut&&Cut)*cutWeight);//this weight is based on PU etc. not XS
326 + //cout << "Drawing " << drawthis.str() << "   with cut   " << (const char*) (essentialcut&&Cut)*cutWeight << endl;
327        if(addoverunderflowbins) {
328          //now also adding the overflow & underflow bins:
329          tempdrawhisto->SetBinContent(tempdrawhisto->GetNbinsX(),tempdrawhisto->GetBinContent(tempdrawhisto->GetNbinsX()+1)+tempdrawhisto->GetBinContent(tempdrawhisto->GetNbinsX()));
# Line 319 | Line 333 | TH1F* samplecollection::Draw(string m_hi
333        }
334  
335        if(!(this->collection)[isample].is_data) tempdrawhisto->Scale(luminosity*((this->collection)[isample].weight));//weight applied here is XS & N(entries)
336 +      if(Verbosity>0) dout << "[samplecollection::Draw] : Added contribution from sample " << (this->collection)[isample].samplename << ": " <<tempdrawhisto->Integral() << endl;
337        histo->Add(tempdrawhisto);
338      }
339      tempdrawhisto->Delete();
# Line 362 | Line 377 | TH2F* samplecollection::Draw(string m_hi
377    float binningarray[binningx.size()+1];
378    float binningyarray[binningy.size()+1];
379    for(int i=0;i<(int)binningx.size();i++) {binningarray[i]=binningx[i];binningyarray[i]=binningy[i];}
380 <  TH2F *histo = new TH2F(m_histoname.c_str(),"",binningx.size()-1,binningarray,binningy.size(),binningyarray);
380 >  TH2F *histo = new TH2F(m_histoname.c_str(),"",binningx.size()-1,binningarray,binningy.size()-1,binningyarray);
381    histo->Sumw2();
382    
383    stringstream drawthis;
# Line 383 | Line 398 | TH2F* samplecollection::Draw(string m_hi
398      if(use_this_sample) {
399        if(Verbosity>0) dout << "[samplecollection::Draw] : Added contribution from sample " << (this->collection)[isample].samplename << endl;
400        (this->collection)[isample].events->Draw(drawthis.str().c_str(),(essentialcut&&Cut)*cutWeight);//this weight is based on PU etc. not XS
401 +      cout << "About to draw : " << drawthis.str() << "  with cut   " << (const char*) (essentialcut&&Cut)*cutWeight << endl;
402        if(addoverunderflowbins) {
403          //now also adding the overflow & underflow bins:
404          tempdrawhisto->SetBinContent(tempdrawhisto->GetNbinsX(),tempdrawhisto->GetBinContent(tempdrawhisto->GetNbinsX()+1)+tempdrawhisto->GetBinContent(tempdrawhisto->GetNbinsX()));

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