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JAAPostfit.cc File Reference

Example program to analyse fit results from Evt formatted data. More...

#include <string>
#include <iostream>
#include <iomanip>
#include <cmath>
#include "TROOT.h"
#include "TFile.h"
#include "TH1D.h"
#include "km3net-dataformat/definitions/weightlist.hh"
#include "km3net-dataformat/tools/reconstruction.hh"
#include "km3net-dataformat/offline/Head.hh"
#include "km3net-dataformat/offline/Evt.hh"
#include "km3net-dataformat/offline/Trk.hh"
#include "JLang/JVectorize.hh"
#include "Jeep/JParser.hh"
#include "Jeep/JMessage.hh"
#include "Jeep/JProperties.hh"
#include "JDetector/JDetector.hh"
#include "JDetector/JPMTRouter.hh"
#include "JDetector/JDetectorToolkit.hh"
#include "JAAnet/JHeadToolkit.hh"
#include "JAAnet/JAAnetToolkit.hh"
#include "JAAnet/JEvtWeightToolkit.hh"
#include "JSupport/JLimit.hh"
#include "JSupport/JSupport.hh"
#include "JSupport/JMultipleFileScanner.hh"
#include "JSupport/JEvtWeightFileScannerSet.hh"
#include "JSupport/JMonteCarloFileSupportkit.hh"
#include "JTools/JRange.hh"

Go to the source code of this file.

Functions

int main (int argc, char **argv)
 

Detailed Description

Example program to analyse fit results from Evt formatted data.

Author
bofearraigh, bjjung

Definition in file JAAPostfit.cc.

Function Documentation

int main ( int  argc,
char **  argv 
)

Definition at line 56 of file JAAPostfit.cc.

57 {
58  using namespace std;
59  using namespace JPP;
60  using namespace KM3NETDAQ;
61 
62  JMultipleFileScanner_t inputFiles;
63 
64  JLimit_t numberOfEvents;
65 
66  string detectorFile;
67  string outputFile;
68 
69  JRange<double> energyRange;
70  JRange<double> coszenithRange;
71  JRange<unsigned int> triggeredHitsRange;
72 
73  bool useWeights;
74  JFluxMapParser fluxMaps;
75 
76  string recotype;
77 
78  int debug;
79 
80  try {
81 
82  JProperties cuts;
83 
84  cuts.insert(gmake_property(energyRange));
85  cuts.insert(gmake_property(coszenithRange));
86  cuts.insert(gmake_property(triggeredHitsRange));
87 
88  JParser<> zap("Example program to analyse track fit results from Evt formatted data.");
89 
90  zap['f'] = make_field(inputFiles);
91  zap['n'] = make_field(numberOfEvents)
92  = JLimit::max();
93  zap['a'] = make_field(detectorFile)
94  = "";
95  zap['o'] = make_field(outputFile)
96  = "histogram.root";
97  zap['R'] = make_field(recotype) =
98  track_t(),
99  shower_t();
100  zap['W'] = make_field(useWeights);
101  zap['@'] = make_field(fluxMaps, "keys:" << endl << get_keys(fluxMaps))
102  = JPARSER::initialised();
103  zap['#'] = make_field(cuts)
104  = JPARSER::initialised();
105  zap['d'] = make_field(debug)
106  = 2;
107 
108  zap(argc, argv);
109  }
110  catch(const exception& error) {
111  FATAL(error.what() << endl);
112  }
113 
114  if (useWeights && numberOfEvents != JLimit::max()) {
115  FATAL("Cannot apply weighting to limited number of events.");
116  }
117 
118 
119  // Load detector file
120 
121  JDetector detector;
122 
123  if (detectorFile != "") {
124  try {
125  load(detectorFile, detector);
126  }
127  catch(const JException& error) {
128  FATAL(error);
129  }
130  }
131 
132  const JPMTRouter router(detector);
133 
134 
135  // Set reco getter function pointer
136 
137  bool (*has_reconstruction)(const Evt&);
138  const Trk& (*get_best_fit)(const Evt&);
139 
140  if (recotype == track_t()) {
141  has_reconstruction = &has_reconstructed_jppmuon;
142  get_best_fit = &get_best_reconstructed_jppmuon;
143  } else if (recotype == shower_t()) {
144  has_reconstruction = &has_reconstructed_jppshower;
145  get_best_fit = &get_best_reconstructed_jppshower;
146  } else {
147  FATAL("Invalid recotype: " << recotype);
148  }
149 
150 
151  // Histogram bins
152 
153  const Int_t N_Nhits = 400;
154  const Double_t Nhits_min = 0.0 - 0.5;
155  const Double_t Nhits_max = 1000.0 - 0.5;
156 
157  const Int_t N_Noverlays = 40;
158  const Double_t Noverlays_min = 0.0 - 0.5;
159  const Double_t Noverlays_max = 1000.0 - 0.5;
160 
161  const Int_t N_radius = 201;
162  const Double_t radius_min = -700.0 - 0.5;
163  const Double_t radius_max = +700.0 + 0.5;
164 
165  const Int_t N_height = 18;
166  const Double_t height_min = 20.0;
167  const Double_t height_max = 200.0;
168 
169  const Int_t N_ToTfrac = 20;
170  const Double_t ToTfrac_min = 0.0;
171  const Double_t ToTfrac_max = 1.0;
172 
173  const Int_t N_dt = 1500;
174  const Double_t dt_min = -500.0 - 0.5;
175  const Double_t dt_max = 1000.0 - 0.5;
176 
177  const Int_t N_zenith = 21;
178  const Double_t zenith_min = -1.0;
179  const Double_t zenith_max = +1.0;
180 
181  const Int_t N_energy = 60;
182  const Double_t energy_min = -2.0;
183  const Double_t energy_max = 4.0;
184 
185  const Int_t N_quality = 100;
186  const Double_t quality_min = -200.0;
187  const Double_t quality_max = +800.0;
188 
189  const Int_t N_beta0 = 60;
190  const Double_t beta0_min = -2.0;
191  const Double_t beta0_max = +3.5;
192 
193 
194  // Set of histograms for data/MC-comparisons
195 
196  string ordinateLabel(useWeights ? "Rate [Hz]" : "Number of events");
197 
198  TFile out(outputFile.c_str(), "recreate");
199 
200  TH1D hs ("hs", MAKE_CSTRING("; #snapshot hits; " << ordinateLabel),
201  N_Nhits, Nhits_min, Nhits_max);
202  TH1D hn ("hn", MAKE_CSTRING("; #triggered hits; " << ordinateLabel),
203  N_Nhits, Nhits_min, Nhits_max);
204  TH1D ho ("ho", MAKE_CSTRING("; #overlays; " << ordinateLabel),
205  N_Noverlays, Noverlays_min, Noverlays_max);
206 
207  TH1D hz ("hz", MAKE_CSTRING("; cos(#theta); " << ordinateLabel),
208  N_zenith, zenith_min, zenith_max);
209  TH1D he ("he", MAKE_CSTRING("; log_{10}(E_{reco} / 1 GeV); " << ordinateLabel),
210  N_energy, energy_min, energy_max);
211  TH1D ht ("ht", MAKE_CSTRING("; #Delta t [ns]; " << ordinateLabel),
212  N_dt, dt_min, dt_max);
213 
214  TH1D hZ ("hZ", MAKE_CSTRING("; longitudinal ToT-barycenter [m]; " << ordinateLabel),
215  N_height, height_min, height_max);
216  TH1D hT0 ("hT0", MAKE_CSTRING("; ToT-fraction below earliest triggered hit [ns]; " << ordinateLabel),
217  N_ToTfrac, ToTfrac_min, ToTfrac_max);
218  TH1D hT1 ("hT1", MAKE_CSTRING("; ToT-fraction above earliest triggered hit [ns]; " << ordinateLabel),
219  N_ToTfrac, ToTfrac_min, ToTfrac_max);
220 
221  TH1D hq ("hq", MAKE_CSTRING("; quality; " << ordinateLabel),
222  N_quality, quality_min, quality_max);
223  TH1D hb0 ("hb0", MAKE_CSTRING("; #beta_{0}; " << ordinateLabel),
224  N_beta0, beta0_min, beta0_max);
225 
226  TH2D hzo ("hzo", MAKE_CSTRING("; cos(#theta); #overlays; " << ordinateLabel),
227  N_zenith, zenith_min, zenith_max,
228  N_Noverlays, Noverlays_min, Noverlays_max);
229  TH2D hze ("hze", MAKE_CSTRING("; cos(#theta); log_{10}(E_{reco} / 1 GeV); " << ordinateLabel),
230  N_zenith, zenith_min, zenith_max,
231  N_energy, energy_min, energy_max);
232  TH2D heo ("heo", MAKE_CSTRING("; log_{10}(E_{reco} / 1 GeV); #overlays; " << ordinateLabel),
233  N_energy, energy_min, energy_max,
234  N_Noverlays, Noverlays_min, Noverlays_max);
235  TH2D hzt ("hzt", MAKE_CSTRING("; cos(#theta); #Delta t [ns]; " << ordinateLabel),
236  N_zenith, zenith_min, zenith_max,
237  N_dt, dt_min, dt_max);
238  TH2D het ("het", MAKE_CSTRING("; log_{10}(E_{reco} / 1 GeV); #Delta t [ns]; " << ordinateLabel),
239  N_energy, energy_min, energy_max,
240  N_dt, dt_min, dt_max);
241  TH2D hot ("hot", MAKE_CSTRING("; #overlays; #Delta t [ns]; " << ordinateLabel),
242  N_Noverlays, Noverlays_min, Noverlays_max,
243  N_dt, dt_min, dt_max);
244 
245  TH2D hzq ("hzq", MAKE_CSTRING("; cos(#theta); quality; " << ordinateLabel),
246  N_zenith, zenith_min, zenith_max,
247  N_quality, quality_min, quality_max);
248  TH2D heq ("heq", MAKE_CSTRING("; log_{10}(E_{reco} / 1 GeV); quality; " << ordinateLabel),
249  N_energy, energy_min, energy_max,
250  N_quality, quality_min, quality_max);
251  TH2D hoq ("hoq", MAKE_CSTRING("; #overlays; quality; " << ordinateLabel),
252  N_Noverlays, Noverlays_min, Noverlays_max,
253  N_quality, quality_min, quality_max);
254 
255  TH2D hob0("hob0", MAKE_CSTRING("; #overlays; log_{10}(#beta_{0}); " << ordinateLabel),
256  N_Noverlays, Noverlays_min, Noverlays_max,
257  N_beta0, beta0_min, beta0_max);
258  TH2D heb0("heb0", MAKE_CSTRING("; log_{10}(E_{reco} / 1 GeV); log_{10}(#beta_{0}); " << ordinateLabel),
259  N_energy, energy_min, energy_max,
260  N_beta0, beta0_min, beta0_max);
261  TH2D hzb0("hzb0", MAKE_CSTRING("; cos(#theta); log_{10}(#beta_{0}); " << ordinateLabel),
262  N_zenith, zenith_min, zenith_max,
263  N_beta0, beta0_min, beta0_max);
264 
265  TH2D hxy ("hxy", MAKE_CSTRING("; x [m]; y [m]; " << ordinateLabel),
266  N_radius, radius_min, radius_max,
267  N_radius, radius_min, radius_max);
268 
269 
270  JEvtWeightFileScannerSet<> scanners(inputFiles);
271 
272  if (scanners.setFlux(fluxMaps) == 0) {
273  WARNING("No file found containing all given primaries; Flux function not set." << endl);
274  }
275 
276 
277 
278  STATUS(RIGHT(15) << "header ID" << RIGHT(15) << "event" << RIGHT(15) << "weight" << endl);
279 
280  for (JEvtWeightFileScannerSet<>::iterator scanner = scanners.begin(); scanner != scanners.end(); ++scanner) {
281 
282  scanner->setLimit(numberOfEvents);
283 
284  while (scanner->hasNext()) {
285 
286  const Evt* evt = scanner->next();
287 
288  if (!has_reconstruction(*evt)) { continue; }
289 
290  const Trk& best_trk = (*get_best_fit)(*evt);
291  const JTrack3E& tb = getTrack(best_trk);
292 
293  const double logE = log10(tb.getE());
294  const size_t NsnapshotHits = evt->hits.size();
295  const size_t NtriggeredHits = count_if(evt->hits.begin(), evt->hits.end(),
296  make_predicate(&Hit::trig, (long long unsigned int) 0, JComparison::gt()));
297 
298  if (!triggeredHitsRange(NtriggeredHits) ||
299  !coszenithRange (tb.getDZ()) ||
300  !energyRange (tb.getE())) { // Apply cuts
301  continue;
302  }
303 
304  // Extract event-weight
305 
306  const double weight = (useWeights ? scanner->getWeight(*evt) : 1.0);
307 
308  STATUS(RIGHT (15) << distance(scanners.begin(), scanner) <<
309  RIGHT (15) << scanner->getCounter() <<
310  SCIENTIFIC(15, 3) << weight << '\r'); DEBUG(endl);
311 
312  // Fill histograms
313 
314  hs .Fill(NsnapshotHits, weight);
315  hn .Fill(NtriggeredHits, weight);
316  ho .Fill(evt->overlays, weight);
317 
318  hz .Fill(tb.getDZ(), weight);
319  he .Fill(logE, weight);
320  hq .Fill(best_trk.lik, weight);
321 
322  hzo.Fill(tb.getDZ(), evt->overlays, weight);
323  hze.Fill(tb.getDZ(), logE, weight);
324  heo.Fill(logE, evt->overlays, weight);
325 
326  hoq.Fill(evt->overlays, best_trk.lik, weight);
327  hzq.Fill(tb.getDZ(), best_trk.lik, weight);
328  heq.Fill(logE, best_trk.lik, weight);
329 
330  hxy.Fill(tb.getX(), tb.getY(), weight);
331 
332  if (best_trk.fitinf[JGANDALF_BETA0_RAD]) {
333 
334  const double logb0 = log10(180.0 / M_PI * best_trk.fitinf[JGANDALF_BETA0_RAD]);
335 
336  hb0 .Fill(logb0, weight);
337  hob0.Fill(evt->overlays, logb0, weight);
338  heb0.Fill(logE, logb0, weight);
339  hzb0.Fill(tb.getDZ(), logb0, weight);
340  }
341 
342  double ToTbelow = 0.0;
343  double ToTabove = 0.0;
344  double ToTtotal = 0.0;
345  double ToTweightedZ = 0.0;
346 
347  vector<Hit>::const_iterator firstHit = min_element(evt->hits.cbegin(), evt->hits.cend(),
348  make_comparator(&Hit::t));
349 
350  for (vector<Hit>::const_iterator hit = evt->hits.cbegin(); hit != evt->hits.cend(); ++hit) {
351 
352  if (router.hasPMT(hit->pmt_id)) {
353 
354  const JPMT& pmt = router.getPMT(hit->pmt_id);
355 
356  const double t0 = tb.getT(pmt);
357  const double t1 = getTime(*hit);
358 
359  ht .Fill(t1 - t0, weight);
360  hot.Fill(evt->overlays, t1 - t0, weight);
361  hzt.Fill(tb.getDZ(), t1 - t0, weight);
362  het.Fill(log10(best_trk.E), t1 - t0, weight);
363 
364  if (hit->trig > 0) {
365 
366  ToTtotal += hit->tot;
367  ToTweightedZ += hit->tot * hit->pos.z;
368 
369  if (hit->pos.z < firstHit->pos.z) {
370  ToTbelow += hit->tot;
371  } else if (hit->pos.z >= firstHit->pos.z) {
372  ToTabove += hit->tot;
373  }
374  }
375  }
376  }
377 
378  hT0.Fill(ToTbelow / ToTtotal, weight);
379  hT1.Fill(ToTabove / ToTtotal, weight);
380  hZ .Fill(ToTweightedZ / ToTtotal, weight);
381  }
382  }
383 
384  STATUS(endl);
385 
386  out.Write();
387  out.Close();
388 
389  return 0;
390 }
JDETECTOR::JPMTRouter
Router for direct addressing of PMT data in detector data structure.
Definition: JPMTRouter.hh:35
JPARSER::JParser
Utility class to parse command line options.
Definition: JParser.hh:1514
JLANG::JException
General exception.
Definition: JException.hh:23
JLANG::make_predicate
JPredicate< JResult_t T::*, JComparison::eq > make_predicate(JResult_t T::*member, const JResult_t value)
Helper method to create predicate for data member.
Definition: JPredicate.hh:128
JLANG::JComparison::gt
Greater than.
Definition: JComparison.hh:73
JLANG::make_comparator
JComparator< JResult_t T::*, JComparison::lt > make_comparator(JResult_t T::*member)
Helper method to create comparator between values of data member.
Definition: JLang/JComparator.hh:185
JAANET::getTrack
JTrack3E getTrack(const Trk &track)
Get track.
Definition: JAAnetToolkit.hh:259
distance
std::vector< T >::difference_type distance(typename std::vector< T >::const_iterator first, typename PhysicsEvent::const_iterator< T > second)
Specialisation of STL distance.
Definition: PhysicsEvent.hh:434
get_best_reconstructed_jppshower
const Trk & get_best_reconstructed_jppshower(const Evt &evt)
Get best reconstructed shower.
Definition: tools/reconstruction.hh:399
gmake_property
#define gmake_property(A)
macros to convert (template) parameter to JPropertiesElement object
Definition: JProperties.hh:1291
STATUS
#define STATUS(A)
Definition: JMessage.hh:63
JDETECTOR::JDetector
Detector data structure.
Definition: JDetector.hh:89
JEEP::JProperties
Utility class to parse parameter values.
Definition: JProperties.hh:496
MAKE_CSTRING
#define MAKE_CSTRING(A)
Make C-string.
Definition: JPrint.hh:136
JPARSER::initialised
Empty structure for specification of parser element that is initialised (i.e. does not require input)...
Definition: JParser.hh:83
JAANET::getTime
double getTime(const Hit &hit)
Get true time of hit.
Definition: JAAnetToolkit.hh:93
outputFile
string outputFile
Definition: JDAQTimesliceSelector.cc:37
has_reconstructed_jppmuon
bool has_reconstructed_jppmuon(const Evt &evt)
Test whether given event has a track with muon reconstruction.
Definition: tools/reconstruction.hh:305
Trk::E
double E
Energy [GeV] (either MC truth or reconstructed)
Definition: Trk.hh:20
JGEOMETRY3D::JTrack3E
3D track with energy.
Definition: JTrack3E.hh:30
JSUPPORT::JLimit
Auxiliary class for defining the range of iterations of objects.
Definition: JLimit.hh:41
JAANET::detector
Detector file.
Definition: JHead.hh:226
JGEOMETRY3D::JTrack3E::getE
double getE() const
Get energy.
Definition: JTrack3E.hh:93
get_best_reconstructed_jppmuon
const Trk & get_best_reconstructed_jppmuon(const Evt &evt)
Get best reconstructed muon.
Definition: tools/reconstruction.hh:387
make_field
#define make_field(A,...)
macro to convert parameter to JParserTemplateElement object
Definition: JParser.hh:1989
log10
set_variable E_E log10(E_{fit}/E_{#mu})"
JDETECTOR::JPMT
Data structure for PMT geometry, calibration and status.
Definition: JPMT.hh:43
Trk::fitinf
std::vector< double > fitinf
place to store additional fit info, see km3net-dataformat/definitions/fitparameters.csv
Definition: Trk.hh:32
JGANDALF_BETA0_RAD
static const int JGANDALF_BETA0_RAD
KM3NeT Data Definitions v3.0.0-5-gcddadc1 https://git.km3net.de/common/km3net-dataformat.
Definition: fitparameters.hh:12
JAANET::JFluxMapParser
Auxiliary class for parsing multiparticle fluxes.
Definition: JEvtWeightToolkit.hh:148
JGEOMETRY3D::JVector3D::getY
double getY() const
Get y position.
Definition: JVector3D.hh:104
has_reconstructed_jppshower
bool has_reconstructed_jppshower(const Evt &evt)
Test whether given event has a track with shower reconstruction.
Definition: tools/reconstruction.hh:317
JGEOMETRY3D::JTrack3D::getT
double getT(const JVector3D &pos) const
Get arrival time of Cherenkov light at given position.
Definition: JTrack3D.hh:126
FATAL
#define FATAL(A)
Definition: JMessage.hh:67
JSUPPORT::JMultipleFileScanner_t
Auxiliary base class for list of file names.
Definition: JMultipleFileScanner.hh:46
JDETECTOR::load
void load(const std::string &file_name, JDetector &detector)
Load detector from input file.
Definition: JDetectorToolkit.hh:485
mc_keys::track_t
const char *const track_t
Definition: io_ascii.hh:27
JSUPPORT::JEvtWeightFileScannerSet::iterator
std::vector< filescanner_type >::iterator iterator
Definition: JEvtWeightFileScannerSet.hh:64
Hit::trig
ULong64_t trig
non-zero if the hit is a trigger hit.
Definition: Hit.hh:18
Trk::lik
double lik
likelihood or lambda value (for aafit, lambda)
Definition: Trk.hh:23
Hit::t
double t
hit time (from tdc+calibration or MC truth)
Definition: Hit.hh:23
JGEOMETRY3D::JVector3D::getX
double getX() const
Get x position.
Definition: JVector3D.hh:94
JSUPPORT::JEvtWeightFileScannerSet
Auxiliary class for organising Monte Carlo file scanners associated with event weighters.
Definition: JEvtWeightFileScannerSet.hh:51
detector
do set_variable DETECTOR_TXT $WORKDIR detector
Definition: detector-XY:fit1d.sh:38
Trk
The Trk class represents a Monte Carlo (MC) particle as well as a reconstructed track/shower.
Definition: Trk.hh:14
WARNING
then echo WARNING
Definition: JTuneHV.sh:91
SCIENTIFIC
Auxiliary data structure for floating point format specification.
Definition: JManip.hh:484
JGEOMETRY3D::JVersor3D::getDZ
double getDZ() const
Get z direction.
Definition: JVersor3D.hh:117
JLANG::get_keys
const array_type< JKey_t > & get_keys(const std::map< JKey_t, JValue_t, JComparator_t, JAllocator_t > &data)
Method to create array of keys of map.
Definition: JVectorize.hh:139
debug
int debug
debug level
Definition: archive-put-wiki-detectors.sh:92
Evt
The Evt class respresent a Monte Carlo (MC) event as well as an offline event.
Definition: Evt.hh:20
DEBUG
#define DEBUG(A)
Message macros.
Definition: JMessage.hh:62
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