-
Notifications
You must be signed in to change notification settings - Fork 4
/
parsePileUpJSON.C
272 lines (219 loc) · 7.96 KB
/
parsePileUpJSON.C
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
// Parse pileup_latest.txt and return true pileup for (run,LS) pair
// Input from
// /afs/cern.ch/cms/CAF/CMSCOMM/COMM_DQM/certification/Collisions16/13TeV/PileUp/UltraLegacy/pileup_latest.txt [Jun 4; also separate preVFP and postVFP Jun 30]
// /afs/cern.ch/cms/CAF/CMSCOMM/COMM_DQM/certification/Collisions17/13TeV/PileUp/UltraLegacy/pileup_latest.txt [Jun 4]
// /afs/cern.ch/cms/CAF/CMSCOMM/COMM_DQM/certification/Collisions18/13TeV/PileUp/UltraLegacy/pileup_latest.txt [Jun 4]
// Re-formatted with minitools/JSONtoASCII.py
// Run with 'root -l -b -q minitools/parsePileupJSON.C+g'
#ifndef __parsePileUpJSON_C__
#define __parsePileUpJSON_C__
#include "TH1D.h"
#include "TRandom.h"
#include "TCanvas.h"
#include "TH2D.h"
#include "TChain.h"
#include "TFile.h"
#include <fstream>
#include <iostream>
#include <map>
#include <set>
#include <utility> // std::pair
using namespace std;
bool debug = false;//true;
struct lumiInfo {
double lum;
double muavg;
double murms;
lumiInfo(double lum_=0, double muavg_=0, double murms_=0)
: lum(lum_), muavg(muavg_), murms(murms_) {};
};
map<int, map<int, lumiInfo> > _mus;
map<int, map<int, lumiInfo> > _mus2;
// Read pileup_latest.txt into memory
// NB: first reformat pileup_latext.txt into C++ -friedly format:
// minitools/JSONtoASCII.py rootfiles/pileup_latest_UL18.txt > rootfiles/pileup_ASCII_UL18.txt
void parsePileUpJSON(string filename="rootfiles/pileup_ASCII_UL16-UL18.txt",
string filename2="",
string json="",
double minbXsec = 69200) {
TDirectory *curdir = gDirectory;
cout << Form("parsePileUpJSON(minbXsec=%1.3g):",minbXsec) << endl;
cout << "Opening " << filename << "...";
ifstream f(filename.c_str(),ios::in);
if (f.is_open()) cout << "ok" << endl;
else { cout << "failure" << endl; return; }
if (filename2!="") cout << "Opening " << filename2 << "...";
ifstream f2(filename2.c_str(),ios::in);
if (f2.is_open()) cout << "ok" << endl;
else if (filename2!="") { cout << "failure" << endl; return; }
if (json!="") cout << "Opening " << json << "...";
ifstream fj(json.c_str(),ios::in);
if (fj.is_open()) cout << "ok" << endl;
else if (json!="") { cout << "failure" << endl; return; }
TH1D *hpu = new TH1D("hpu",";true PU;",600,0,60);
TH1D *hpux = new TH1D("hpux",";true PU (cleaned);",600,0,60);
TH1D *hpus = new TH1D("hpus",";true PU (smeared);",600,0,60);
TH1D *hpuo = new TH1D("hpuo",";observed PU;",60,0,60);
TH1D *hruns = new TH1D("hruns",";run;",20000,190000,210000);
TH1D *hrunsx = new TH1D("hrunsx",";run;",20000,190000,210000);
TH2D *h2pu = new TH2D("h2pu",";true PU (px); true PU (hf);",
600,0,60, 600,0,60);
set<int> hiruns;
hiruns.insert(199703); // part
hiruns.insert(200190); // part
hiruns.insert(203830);
hiruns.insert(203832);
hiruns.insert(203833);
hiruns.insert(203834);
hiruns.insert(203835); // part
hiruns.insert(208509); // part
// Load list of good LS from re-reco JSON
set<pair<int, int> > goodls;
if (fj.is_open()) {
int run, ls1, ls2;
while (fj >> run >> ls1 >> ls2) {
for (int i = ls1; i != ls2+1; ++i) {
//goodls.insert(make_pair<int,int>(run, ls1+i));
//goodls.insert(make_pair<int,int>(run, i));
goodls.insert(pair<int,int>(run, i));
}
}
}
// Read information from file
double maxmu = 60;
int nrun(0), nls(0);
if (f.is_open()) {
int run, ls, cnt(0), cntMax(-1);
double lum, xsavg, xsrms;
while ( f >> run >> ls >> lum >> xsrms >> xsavg && ++cnt!=cntMax) {
if (debug && cnt<10)
cout << run<<" "<<ls<<" "<<lum<<" "<<xsavg<<" "<<xsrms << endl;
//if (json=="" || goodls.find(make_pair<int,int>(run,ls))!=goodls.end()) {
if (json=="" || goodls.find(pair<int,int>(run,ls))!=goodls.end()) {
double mu = xsavg * minbXsec;
double murms = xsrms * minbXsec;
//if (murms>mu) mu = min(mu,maxmu);
//murms = max(0.,min(mu,murms));
if (_mus.find(run)==_mus.end()) ++nrun;
if (_mus[run].find(ls)==_mus[run].end()) ++nls;
_mus[run][ls] = lumiInfo(lum, mu, murms);
lumiInfo const& m = _mus[run][ls];
if (debug && cnt<10)
cout << "=>"<<m.muavg<<" +/- "<<m.murms<<endl;
if (debug) {
hruns->Fill(run, lum);
if (mu>maxmu) hrunsx->Fill(run, lum);
hpu->Fill(mu, lum);
if (hiruns.find(run)!=hiruns.end()) hpux->Fill(run, lum);
double murnd = gRandom->Gaus(mu, murms);
hpus->Fill(murnd, lum);
int muobs = gRandom->Poisson(murnd);
hpuo->Fill(muobs, lum);
}
}
}
} // read from file
// Second opinion on the luminosity using another luminosity monitor
if (f2.is_open()) {
int run, ls, cnt(0), cntMax(-1);
double lum, xsavg, xsrms;
while ( f2 >> run >> ls >> lum >> xsrms >> xsavg && ++cnt!=cntMax) {
if (debug && cnt<10)
cout << run<<" "<<ls<<" "<<lum<<" "<<xsavg<<" "<<xsrms << endl;
//if (json=="" || goodls.find(make_pair<int,int>(run,ls))!=goodls.end()) {
if (json=="" || goodls.find(pair<int,int>(run,ls))!=goodls.end()) {
double mu = xsavg * minbXsec;
double murms = xsrms * minbXsec;
_mus2[run][ls] = lumiInfo(lum, mu, murms);
lumiInfo const& m = _mus2[run][ls];
if (debug && cnt<10)
cout << "=>"<<m.muavg<<" +/- "<<m.murms<<endl;
double mupx = _mus[run][ls].muavg;
h2pu->Fill(mupx, mu, lum);
}
}
}
// Store lumi information in ntuple for easy access
if (f2.is_open()) {
TFile *lumfile = new TFile("lumtree.root","RECREATE");
TTree *lumtree = new TTree("t","t");
Int_t t_run, t_ls;
Float_t t_lpx, t_lhf, t_mpx, t_mhf, t_spx, t_shf;
lumtree->Branch("run",&t_run,"run/I");
lumtree->Branch("ls",&t_ls,"ls/I");
lumtree->Branch("lpx",&t_lpx,"lpx/F");
lumtree->Branch("lhf",&t_lhf,"lhf/F");
lumtree->Branch("mpx",&t_mpx,"mpx/F");
lumtree->Branch("mhf",&t_mhf,"mhf/F");
lumtree->Branch("spx",&t_spx,"spx/F");
lumtree->Branch("shf",&t_shf,"shf/F");
typedef map<int, map<int, lumiInfo> >::const_iterator IT;
typedef map<int, lumiInfo>::const_iterator JT;
for (IT it = _mus.begin(); it != _mus.end(); ++it) {
for (JT jt = it->second.begin(); jt != it->second.end(); ++jt) {
int run = it->first;
int ls = jt->first;
t_run = run;
t_ls = ls;
t_lpx = _mus[run][ls].lum;
t_mpx = _mus[run][ls].muavg;
t_spx = _mus[run][ls].murms;
if (_mus2.find(run)==_mus2.end()) {
cout << "Run "<<run<<" of "<<_mus[run].size()<<" LS missing from "
<< filename2 << endl;
}
if (_mus2[run].find(ls)==_mus2[run].end()) {
t_lhf = t_mhf = t_shf = -1;
}
else {
t_lhf = _mus2[run][ls].lum;
t_mhf = _mus2[run][ls].muavg;
t_shf = _mus2[run][ls].murms;
}
lumtree->Fill();
} // for jt
} // for it
// Check that all the LS are also in the first file
for (IT it = _mus2.begin(); it != _mus2.end(); ++it) {
for (JT jt = it->second.begin(); jt != it->second.end(); ++jt) {
int run = it->first;
int ls = jt->first;
assert(_mus.find(run)!=_mus.end());
assert(_mus[run].find(ls)!=_mus[run].end());
} // for jt
} // for it
if (debug) lumtree->Print();
lumtree->AutoSave();
cout << "Saved pileup data to " << lumfile->GetName() << endl;
delete lumfile;
curdir->cd();
TCanvas *c3 = new TCanvas("c3","c3",600,600);
h2pu->Draw("COLZ");
c3->SaveAs("pdf/parsePileUpJSON_HFvsPX.pdf");
} // second file open
if (debug) {
hpu->SetLineColor(kBlue);
hpu->Draw();
hpux->SetLineColor(kBlue+2);
hpux->SetLineStyle(kDotted);
hpux->Draw("SAME");
hpus->SetLineColor(kBlack);
hpus->Draw("SAME");
hpuo->Scale(0.1); // for bin size
hpuo->SetLineColor(kRed);
hpuo->Draw("SAME");
TCanvas *c2 = new TCanvas("c2","c2",600,600); c2->cd();
hruns->Draw();
hrunsx->SetLineColor(kRed);
hrunsx->Draw("SAME");
}
cout << "Read in "<<nls<<" lumisections in "<<nrun<<" runs"<<endl;
} // parsePileUpJSON
double getTruePU(int run, int ls, double *rms = 0) {
if (_mus.find(run)==_mus.end()) return 0;
if (_mus[run].find(ls)==_mus[run].end()) return 0;
if (rms!=0) (*rms) = _mus[run][ls].murms;
return _mus[run][ls].muavg;
}
#endif
//__parsePileUpJSON_C__