1 | #include <stdexcept> |
---|
2 | #include <iostream> |
---|
3 | #include <sstream> |
---|
4 | |
---|
5 | #include <signal.h> |
---|
6 | |
---|
7 | #include "TROOT.h" |
---|
8 | #include "TApplication.h" |
---|
9 | |
---|
10 | #include "TFile.h" |
---|
11 | #include "TObjArray.h" |
---|
12 | #include "TStopwatch.h" |
---|
13 | #include "TDatabasePDG.h" |
---|
14 | #include "TParticlePDG.h" |
---|
15 | #include "TLorentzVector.h" |
---|
16 | |
---|
17 | #include "classes/DelphesClasses.h" |
---|
18 | #include "classes/DelphesFactory.h" |
---|
19 | #include "classes/DelphesSTDHEPReader.h" |
---|
20 | #include "classes/DelphesPileUpWriter.h" |
---|
21 | |
---|
22 | #include "ExRootAnalysis/ExRootTreeWriter.h" |
---|
23 | #include "ExRootAnalysis/ExRootTreeBranch.h" |
---|
24 | #include "ExRootAnalysis/ExRootProgressBar.h" |
---|
25 | |
---|
26 | using namespace std; |
---|
27 | |
---|
28 | //--------------------------------------------------------------------------- |
---|
29 | |
---|
30 | static bool interrupted = false; |
---|
31 | |
---|
32 | void SignalHandler(int sig) |
---|
33 | { |
---|
34 | interrupted = true; |
---|
35 | } |
---|
36 | |
---|
37 | //--------------------------------------------------------------------------- |
---|
38 | |
---|
39 | int main(int argc, char *argv[]) |
---|
40 | { |
---|
41 | char appName[] = "stdhep2pileup"; |
---|
42 | stringstream message; |
---|
43 | FILE *inputFile = 0; |
---|
44 | DelphesFactory *factory = 0; |
---|
45 | TObjArray *stableParticleOutputArray = 0, *allParticleOutputArray = 0, *partonOutputArray = 0; |
---|
46 | TIterator *itParticle = 0; |
---|
47 | Candidate *candidate = 0; |
---|
48 | DelphesPileUpWriter *writer = 0; |
---|
49 | DelphesSTDHEPReader *reader = 0; |
---|
50 | Int_t i; |
---|
51 | Long64_t length, eventCounter; |
---|
52 | |
---|
53 | if(argc < 2) |
---|
54 | { |
---|
55 | cout << " Usage: " << appName << " output_file" << " [input_file(s)]" << endl; |
---|
56 | cout << " output_file - output binary pile-up file," << endl; |
---|
57 | cout << " input_file(s) - input file(s) in STDHEP format," << endl; |
---|
58 | cout << " with no input_file, or when input_file is -, read standard input." << endl; |
---|
59 | return 1; |
---|
60 | } |
---|
61 | |
---|
62 | signal(SIGINT, SignalHandler); |
---|
63 | |
---|
64 | gROOT->SetBatch(); |
---|
65 | |
---|
66 | int appargc = 1; |
---|
67 | char *appargv[] = {appName}; |
---|
68 | TApplication app(appName, &appargc, appargv); |
---|
69 | |
---|
70 | try |
---|
71 | { |
---|
72 | writer = new DelphesPileUpWriter(argv[1]); |
---|
73 | |
---|
74 | factory = new DelphesFactory("ObjectFactory"); |
---|
75 | allParticleOutputArray = factory->NewPermanentArray(); |
---|
76 | stableParticleOutputArray = factory->NewPermanentArray(); |
---|
77 | partonOutputArray = factory->NewPermanentArray(); |
---|
78 | |
---|
79 | itParticle = stableParticleOutputArray->MakeIterator(); |
---|
80 | |
---|
81 | reader = new DelphesSTDHEPReader; |
---|
82 | |
---|
83 | i = 2; |
---|
84 | do |
---|
85 | { |
---|
86 | if(interrupted) break; |
---|
87 | |
---|
88 | if(i == argc || strncmp(argv[i], "-", 2) == 0) |
---|
89 | { |
---|
90 | cout << "** Reading standard input" << endl; |
---|
91 | inputFile = stdin; |
---|
92 | length = -1; |
---|
93 | } |
---|
94 | else |
---|
95 | { |
---|
96 | cout << "** Reading " << argv[i] << endl; |
---|
97 | inputFile = fopen(argv[i], "r"); |
---|
98 | |
---|
99 | if(inputFile == NULL) |
---|
100 | { |
---|
101 | message << "can't open " << argv[i]; |
---|
102 | throw runtime_error(message.str()); |
---|
103 | } |
---|
104 | |
---|
105 | fseek(inputFile, 0L, SEEK_END); |
---|
106 | length = ftello(inputFile); |
---|
107 | fseek(inputFile, 0L, SEEK_SET); |
---|
108 | |
---|
109 | if(length <= 0) |
---|
110 | { |
---|
111 | fclose(inputFile); |
---|
112 | ++i; |
---|
113 | continue; |
---|
114 | } |
---|
115 | } |
---|
116 | |
---|
117 | reader->SetInputFile(inputFile); |
---|
118 | |
---|
119 | ExRootProgressBar progressBar(length); |
---|
120 | |
---|
121 | // Loop over all objects |
---|
122 | eventCounter = 0; |
---|
123 | factory->Clear(); |
---|
124 | reader->Clear(); |
---|
125 | while(reader->ReadBlock(factory, allParticleOutputArray, |
---|
126 | stableParticleOutputArray, partonOutputArray) && !interrupted) |
---|
127 | { |
---|
128 | if(reader->EventReady()) |
---|
129 | { |
---|
130 | ++eventCounter; |
---|
131 | |
---|
132 | itParticle->Reset(); |
---|
133 | while((candidate = static_cast<Candidate*>(itParticle->Next()))) |
---|
134 | { |
---|
135 | const TLorentzVector &position = candidate->Position; |
---|
136 | const TLorentzVector &momentum = candidate->Momentum; |
---|
137 | writer->WriteParticle(candidate->PID, |
---|
138 | position.X(), position.Y(), position.Z(), position.T(), |
---|
139 | momentum.Px(), momentum.Py(), momentum.Pz(), momentum.E()); |
---|
140 | } |
---|
141 | |
---|
142 | writer->WriteEntry(); |
---|
143 | |
---|
144 | factory->Clear(); |
---|
145 | reader->Clear(); |
---|
146 | } |
---|
147 | progressBar.Update(ftello(inputFile), eventCounter); |
---|
148 | } |
---|
149 | |
---|
150 | fseek(inputFile, 0L, SEEK_END); |
---|
151 | progressBar.Update(ftello(inputFile), eventCounter, kTRUE); |
---|
152 | progressBar.Finish(); |
---|
153 | |
---|
154 | if(inputFile != stdin) fclose(inputFile); |
---|
155 | |
---|
156 | ++i; |
---|
157 | } |
---|
158 | while(i < argc); |
---|
159 | |
---|
160 | writer->WriteIndex(); |
---|
161 | |
---|
162 | cout << "** Exiting..." << endl; |
---|
163 | |
---|
164 | delete reader; |
---|
165 | delete factory; |
---|
166 | delete writer; |
---|
167 | |
---|
168 | return 0; |
---|
169 | } |
---|
170 | catch(runtime_error &e) |
---|
171 | { |
---|
172 | if(writer) delete writer; |
---|
173 | cerr << "** ERROR: " << e.what() << endl; |
---|
174 | return 1; |
---|
175 | } |
---|
176 | } |
---|