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#include "Pythia.h" |
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using namespace Pythia8; |
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#include "TROOT.h" |
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#include "TFile.h" |
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#include "UltraFastSim.h" |
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#include "bbHAnalysis.h" |
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#include "ZHAnalysis.h" |
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#include "UFSDataStore.h" |
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|
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int poisson(double mean, Rndm *rndmPtr) { |
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static double oldMean = -1; |
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static double g; |
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if(mean != oldMean) { |
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oldMean = mean; |
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if(mean == 0) { |
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g = 0; |
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} |
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else { |
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g = exp(-mean); |
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} |
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} |
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double em = -1; |
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> |
double t = 1; |
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do { |
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> |
em++; |
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t *= rndmPtr->flat(); |
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} while(t > g); |
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return em; |
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} |
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|
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int main(int argc, char **argv) { |
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// Generator. Process selection. LHC initialization. Histogram. |
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} |
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} |
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string name(argv[1]); |
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name += ".root"; |
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TFile *outFile = TFile::Open(name.c_str(), "recreate"); |
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// Initialize pythia |
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pythia.init( 2212, 2212, 14000.); |
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// Ultra Fast Simulator |
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UltraFastSim ufs(rndmPtr); |
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bbHAnalysis bbH(outFile, &pythia, &ufs, true); |
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ZHAnalysis ZH(outFile, &pythia, &ufs, true); |
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UltraFastSim ufs; |
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char jobName[256]; |
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sprintf(jobName, "%s-PU%3.3d-%4.4d", argv[1], meanPileupEventCount, runNumber); |
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UFSDataStore dataStore(jobName, &ufs); |
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// Begin event loop |
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for (int iEvent = 0; iEvent < nEvents; ) { |
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// Add pileup |
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int pileupEventCount = 0; |
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if(meanPileupEventCount > 0) pileupEventCount = meanPileupEventCount; // * rmdmPtr->pois(); (not available yet) |
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if(meanPileupEventCount > 0) pileupEventCount = poisson(meanPileupEventCount, rndmPtr); |
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for (int puEvent = 0; puEvent < pileupEventCount; ) { |
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if(!pileupPythia.next()) continue; |
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double vx = rndmPtr->gauss()*2.; // Mean beam spread is 2 mm in x-y and 75 mm in z |
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double vy = rndmPtr->gauss()*2.; |
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double vz = rndmPtr->gauss()*75.; |
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for(int i = 0; i < pileupPythia.event.size(); i++) { |
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Particle& particle = pileupPythia.event[i]; |
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particle.xProd(vx+particle.xProd()); |
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particle.yProd(vy+particle.yProd()); |
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particle.zProd(vz+particle.zProd()); |
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if(particle.status() > 0) { |
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if(particle.isVisible()) { |
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if(particle.pT() > 0.5) { |
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// Ultra fast simulation |
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if(!ufs.run(pythia.event)) |
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> |
if(!ufs.run(pythia.event, rndmPtr)) |
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{ |
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cerr << "Ultra fast simulation failed - aborting" << endl; |
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exit(1); |
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} |
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// Run bbHAnalysis |
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// Store data |
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if(!bbH.run()) |
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if(!dataStore.run()) |
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{ |
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cerr << "bbH Analysis failed - aborting" << endl; |
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exit(2); |
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} |
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|
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// Run ZHAnalysis |
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|
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if(!ZH.run()) |
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{ |
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< |
cerr << "ZH Analysis failed - aborting" << endl; |
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cerr << "Failed to store data" << endl; |
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exit(3); |
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} |
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pythia.statistics(); |
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pileupPythia.statistics(); |
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bbH.end(); |
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ZH.end(); |
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|
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outFile->cd(); |
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outFile->Write(); |
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outFile->Close(); |
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|
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return 0; |
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} |
