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buchmann |
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#include <iostream>
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#include <sstream>
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#include <fstream>
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#include "jsoncpp.cpp"
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#include "TColor.h"
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using namespace std;
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Color_t GetColor(string JSONColor) {
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if(JSONColor=="dy_color") return kYellow;
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if(JSONColor=="wjets_color") return kGray;
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if(JSONColor=="ttbar_color") return kMagenta+2;
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if(JSONColor=="singletop_color") return kBlue;
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if(JSONColor=="qcd_color") return kPink;
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if(JSONColor=="diboson_color") return kGreen+2;
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if(JSONColor=="lm_color") return kViolet+7;
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if(Contains(JSONColor,"#")) return TColor::GetColor(JSONColor.c_str());
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write_error(__FUNCTION__,"Invalid color requested: "+JSONColor);
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assert(0);
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return 0;
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}
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float GetCrossSection8TeV(string JSONXS) {
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if(JSONXS=="Data") return 1.0;
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// at 8 TeV: 3503.71 (https://twiki.cern.ch/twiki/bin/view/CMS/Zpt8TeV)
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if(JSONXS=="ZJetsCrossSection") return 3532.8;
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if(JSONXS=="LowZJetsCrossSection") return 11050*0.069*1.15; // LO xs * filter eff * k-factor (same as ZJets)
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if(JSONXS=="TTbarCrossSection") return 225.197;
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if(JSONXS=="WJetsCrossSection") return 37509.0;
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if(JSONXS=="SingleTop_T_SChannel") return 3.79;
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if(JSONXS=="SingleTop_Tbar_SChannel") return 1.76;
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if(JSONXS=="SingleTop_Tbar_TChannel") return 30.7;
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if(JSONXS=="SingleTop_T_TChannel") return 56.4;
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if(JSONXS=="SingleTop_T_TWChannel") return 11.1;
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if(JSONXS=="SingleTop_Tbar_TWChannel") return 11.1;
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if(JSONXS=="ZZJetsTo2L2Q") return 2.449;
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if(JSONXS=="ZZJetsTo4L") return 0.1769;
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if(JSONXS=="WZJetsTo3LNu") return 1.06;
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if(JSONXS=="WWJetsTo2L2Nu") return 5.81;
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if(JSONXS=="ZZJetsTo2L2Nu") return 0.3;
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if(JSONXS=="LM4") return 2.88199;
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write_error(__FUNCTION__,"Invalid cross section requested : "+JSONXS);
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assert(0);
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}
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float GetCrossSection7TeV(string JSONXS) {
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write_error(__FUNCTION__,"NOT IMPLEMENTED YET");
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assert(0);
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}
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float GetCrossSection(string JSONXS, string Year) {
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if(Year=="2012") {
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return GetCrossSection8TeV(JSONXS);
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}
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if(Year=="2011") {
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return GetCrossSection7TeV(JSONXS);
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}
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write_error(__FUNCTION__,"Invalid year requested: "+Year);
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assert(0);
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}
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int LoadSamplesFromJSON(string SampleListPath, bool SplitByJetFlavors, bool SplitByLeptonFlavors) {
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Json::Value root;
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Json::Reader reader;
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stringstream filecontent;
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ifstream infile;
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infile.open (SampleListPath.c_str());
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string currline;
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while(!infile.eof()) {
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getline(infile,currline); // Saves the line in STRING.
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filecontent<<currline; // Prints our STRING.
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}
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infile.close();
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string FileContent=filecontent.str();
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bool parsingSuccessful = reader.parse( FileContent, root );
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if ( !parsingSuccessful ) {
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cout << "Failed to parse sample list at " << SampleListPath << endl;
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cout << reader.getFormattedErrorMessages();
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assert(parsingSuccessful);
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}
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string CMSSW_version="undefined";
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string Year="undefined";
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map<string,int> DYmap;
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DYmap["Z+Jets"]=90;
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//only by jet flavor
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DYmap["Z+b"]=91;
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DYmap["Z+c"]=92;
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DYmap["Z+l"]=93;
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//only by lepton flavor
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DYmap["Z+ee,#mu#mu"]=94;
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DYmap["Z+#tau#tau"]=95;
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bool BeVerboseWhenReordering=false;
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if( root.size() > 0 ) {
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set_treename();
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Year = root["Year"].asString();
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CMSSW_version = root["CMSSWv"].asString();
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const Json::Value samplecollections = root["samplecollections"];
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for (int icoll = 0; icoll < samplecollections.size(); ++icoll) {
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for (int iprocess=0; iprocess < root["samplecollections"][icoll]["samples"].size(); ++iprocess) {
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for(int isrc=0; isrc < root["samplecollections"][icoll]["samples"][iprocess]["source"].size();isrc++) {
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int groupNumber = iprocess;
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string groupName = root["samplecollections"][icoll]["samples"][iprocess]["groupname"].asString();
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bool IsSignal = root["samplecollections"][icoll]["samples"][iprocess]["IsSignal"]=="No"?0:1;
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Color_t groupColor = GetColor(root["samplecollections"][icoll]["samples"][iprocess]["groupcolor"].asString());
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bool IsData = root["samplecollections"][icoll]["samples"][iprocess]["grouptype"]=="MC"?0:1;
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string FileName = root["samplecollections"][icoll]["samples"][iprocess]["source"][isrc]["filename"].asString();
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string SampleColl = samplecollections[icoll]["samplecollection"].asString();
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float CrossSection = GetCrossSection(root["samplecollections"][icoll]["samples"][iprocess]["source"][isrc]["crosssection"].asString(),Year);
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bool registered=false;
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if(groupName=="") {
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dout << "Found an empty group name for file " << FileName << " - panicking, good bye!" << endl;
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assert(groupName!="");
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}
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if(Contains(groupName,"Z+Jets")) {
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//may need to merge ...
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if(BeVerboseWhenReordering) cout << groupName << endl;
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if(!SplitByJetFlavors&&!SplitByLeptonFlavors) {
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//merge everything
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if(BeVerboseWhenReordering) cout << " thrown " << groupName << " to Z+Jets" << endl;
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groupName="Z+Jets";
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groupNumber=DYmap["Z+Jets"];
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}
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if(!SplitByJetFlavors&&SplitByLeptonFlavors) {
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//arrange them by lepton flavor
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if(Contains(groupName,"ZToEEMM")) {
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if(BeVerboseWhenReordering) cout << " thrown " << groupName << " to Z+ee,mm" << endl;
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groupName="Z->ee,mm";
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groupNumber=DYmap["Z+ee,#mu#mu"];
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}
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if(Contains(groupName,"ZToTauTau")) {
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if(BeVerboseWhenReordering) cout << " thrown " << groupName << " to Z+tautau" << endl;
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groupName="Z->#tau#tau";
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groupNumber=DYmap["Z+#tau#tau"];
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}
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}
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if(!SplitByLeptonFlavors&&SplitByJetFlavors) {
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//arrange them by jet flavor
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if(Contains(groupName,"Z+b")) {
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if(BeVerboseWhenReordering) cout << " thrown " << groupName << " to Z+b" << endl;
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groupName="Z+b";
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groupNumber=DYmap["Z+b"];
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}
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if(Contains(groupName,"Z+c")) {
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if(BeVerboseWhenReordering) cout << " thrown " << groupName << " to Z+c" << endl;
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groupName="Z+c";
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groupNumber=DYmap["Z+c"];
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}
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if(Contains(groupName,"Z+l")) {
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if(BeVerboseWhenReordering) cout << " thrown " << groupName << " to Z+l" << endl;
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groupName="Z+l";
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groupNumber=DYmap["Z+l"];
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}
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}
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}
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if(SampleColl=="allsamples") {
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PlottingSetup::allsamples.AddSample(FileName,groupName,0,CrossSection,IsData,IsSignal,groupNumber,groupColor);
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registered=true;
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}
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if(SampleColl=="systsamples") {
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PlottingSetup::systsamples.AddSample(FileName,groupName,0,CrossSection,IsData,IsSignal,groupNumber,groupColor);
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registered=true;
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}
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if(!registered) {
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write_error(__FUNCTION__,"The sample collection specified in the JSON, "+SampleColl+", is not known");
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}
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assert(registered);
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}
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}
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}
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PlottingSetup::allsamples.ListSamples();
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PlottingSetup::systsamples.ListSamples();
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} else {
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cout << "Problem with JSON file. " << endl;
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assert(root.size() > 0);
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}
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}
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