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using namespace Pythia8; |
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#include "UltraFastSim.h" |
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< |
#include "Analysis.h" |
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> |
#include "UFSDataStore.h" |
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> |
|
| 19 |
> |
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. |
| 47 |
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{ |
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cerr << "Command syntax: " << argv[0] << " ZHmmbb[...]" << " <nEvents> [RandomSeed] [meanPileupEventCount]" << endl; |
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cerr << "or " << argv[0] << " ZHeebb[...]" << " <nEvents> [RandomSeed] [meanPileupEventCount]" << endl; |
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+ |
cerr << "or " << argv[0] << " ZZmmbb[...]" << " <nEvents> [RandomSeed] [meanPileupEventCount]" << endl; |
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cerr << "or " << argv[0] << " BBHmh[...] " << " <nEvents> [RandomSeed] [meanPileupEventCount]" << endl; |
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cerr << "or " << argv[0] << " BBAmh[...] " << " <nEvents> [RandomSeed] [meanPileupEventCount]" << endl; |
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cerr << "or " << argv[0] << " Zee[...] " << " <nEvents> [RandomSeed] [meanPileupEventCount]" << endl; |
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pythia.readString("15:onIfAny = 13"); |
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} |
| 178 |
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} |
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+ |
else if(strncmp(argv[1], "ZZmmbb", 6) == 0) |
| 180 |
+ |
{ |
| 181 |
+ |
pythia.readString("WeakDoubleBoson:ffbar2gmZgmZ = on"); |
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+ |
pythia.readString("23:onMode = 0"); |
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+ |
pythia.readString("23:onIfAny = 5 13"); // Let the Z decay to bQuarks or muons |
| 184 |
+ |
} |
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else |
| 186 |
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{ |
| 187 |
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cerr << "Unknown process type " << argv[1] << " - aborting" << endl; |
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|
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// Ultra Fast Simulator |
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|
| 208 |
< |
UltraFastSim ufs(rndmPtr); |
| 209 |
< |
Analysis analysis(argv[1], &ufs); |
| 208 |
> |
UltraFastSim ufs; |
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> |
char jobName[256]; |
| 210 |
> |
sprintf(jobName, "%s-PU%3.3d-%4.4d", argv[1], meanPileupEventCount, runNumber); |
| 211 |
> |
UFSDataStore dataStore(jobName, &ufs); |
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|
| 213 |
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// Begin event loop |
| 214 |
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for (int iEvent = 0; iEvent < nEvents; ) { |
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// Add pileup |
| 222 |
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| 223 |
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int pileupEventCount = 0; |
| 224 |
< |
if(meanPileupEventCount > 0) pileupEventCount = meanPileupEventCount; // * rmdmPtr->pois(); (not available yet) |
| 224 |
> |
if(meanPileupEventCount > 0) pileupEventCount = poisson(meanPileupEventCount, rndmPtr); |
| 225 |
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for (int puEvent = 0; puEvent < pileupEventCount; ) { |
| 226 |
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if(!pileupPythia.next()) continue; |
| 227 |
+ |
double vx = rndmPtr->gauss()*2.; // Mean beam spread is 2 mm in x-y and 75 mm in z |
| 228 |
+ |
double vy = rndmPtr->gauss()*2.; |
| 229 |
+ |
double vz = rndmPtr->gauss()*75.; |
| 230 |
|
for(int i = 0; i < pileupPythia.event.size(); i++) { |
| 231 |
|
Particle& particle = pileupPythia.event[i]; |
| 232 |
+ |
particle.xProd(vx+particle.xProd()); |
| 233 |
+ |
particle.yProd(vy+particle.yProd()); |
| 234 |
+ |
particle.zProd(vz+particle.zProd()); |
| 235 |
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if(particle.status() > 0) { |
| 236 |
|
if(particle.isVisible()) { |
| 237 |
|
if(particle.pT() > 0.5) { |
| 245 |
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|
| 246 |
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// Ultra fast simulation |
| 247 |
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|
| 248 |
< |
if(!ufs.run(pythia.event)) |
| 248 |
> |
if(!ufs.run(pythia.event, rndmPtr)) |
| 249 |
|
{ |
| 250 |
|
cerr << "Ultra fast simulation failed - aborting" << endl; |
| 251 |
|
exit(1); |
| 252 |
|
} |
| 253 |
|
|
| 254 |
< |
cout << "Number of Gen Chrgd = " << ufs.chargedHadronList().size() << endl; |
| 219 |
< |
cout << "Number of Gen Neutr = " << ufs.neutralHadronList().size() << endl; |
| 220 |
< |
cout << "Number of Gen Phtns = " << ufs.photonList().size() << endl; |
| 221 |
< |
cout << "Number of Gen Elcns = " << ufs.electronList().size() << endl; |
| 222 |
< |
cout << "Number of Gen Muons = " << ufs.muonList().size() << endl; |
| 223 |
< |
cout << "Number of Gen Taus = " << ufs.genTauList().size() << endl; |
| 224 |
< |
cout << "Number of taus = " << ufs.tauList().size() << endl; |
| 225 |
< |
cout << "Number of c Quarks = " << ufs.cQuarkList().size() << endl; |
| 226 |
< |
cout << "Number of b Quarks = " << ufs.bQuarkList().size() << endl; |
| 227 |
< |
cout << "Number of Jets = " << ufs.jetList().size() << endl; |
| 228 |
< |
cout << "Number of bJets = " << ufs.bJetList().size() << endl; |
| 229 |
< |
cout << endl; |
| 230 |
< |
|
| 231 |
< |
// Run analysis |
| 254 |
> |
// Store data |
| 255 |
|
|
| 256 |
< |
if(!analysis.run()) |
| 256 |
> |
if(!dataStore.run()) |
| 257 |
|
{ |
| 258 |
< |
cerr << "Analysis failed - aborting" << endl; |
| 259 |
< |
exit(2); |
| 258 |
> |
cerr << "Failed to store data" << endl; |
| 259 |
> |
exit(3); |
| 260 |
|
} |
| 261 |
|
|
| 262 |
|
// End of event loop. Statistics. Histogram. Done. |
