Jpp 19.3.0-rc.2
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JABCnet.cc
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1#include <string>
2#include <iostream>
3#include <iomanip>
4
8#include "JDAQ/JDAQEventIO.hh"
9
13#include "JSupport/JSupport.hh"
14
15#include "Jeep/JPrint.hh"
16#include "Jeep/JParser.hh"
17#include "Jeep/JMessage.hh"
18
19
20/**
21 * \file
22 *
23 * Example program to read Monte Carlo events.
24 * \author mdejong
25 */
26int main(int argc, char **argv)
27{
28 using namespace std;
29 using namespace JPP;
30 using namespace KM3NETDAQ;
31
32 JMultipleFileScanner<> inputFile;
33 JLimit_t numberOfEvents;
34 int debug;
35
36 try {
37
38 JParser<> zap("Example program to read Monte Carlo events.");
39
40 zap['f'] = make_field(inputFile, "list of files");
41 zap['n'] = make_field(numberOfEvents, "number of events to read from file(s)") = JLimit::max();
42 zap['d'] = make_field(debug, "debug level") = 3;
43
44 zap(argc, argv);
45 }
46 catch(const exception &error) {
47 FATAL(error.what() << endl);
48 }
49
50
51 {
52 // template argument corresponds to objects which will be read from file(s)
53
54 JMultipleFileScanner<Evt> in(inputFile, numberOfEvents);
55
56 while (in.hasNext()) {
57
58 STATUS("event: " << setw(10) << in.getCounter() << '\r'); DEBUG(endl);
59
60 Evt* event = in.next(); // pointer to Monte Carlo event
61
62 DEBUG("Monte Carlo event " << event->mc_id << endl);
63 }
64 STATUS(endl);
65 }
66
67 {
68 // optional template argument(s) will be read in parallel to DAQ events
69
70 JTriggeredFileScanner<> in(inputFile, numberOfEvents);
71
72 while (in.hasNext()) {
73
74 STATUS("event: " << setw(10) << in.getCounter() << '\r'); DEBUG(endl);
75
77
78 const JDAQEvent* tev = ps; // pointer to DAQ event
79 const Evt* event = ps; // pointer to corresponding Monte Carlo event
80
81 DEBUG("DAQ event " << tev->getCounter() << endl);
82 DEBUG("Monte Carlo event " << event->mc_id << endl);
83 }
84 STATUS(endl);
85 }
86}
int main(int argc, char **argv)
Definition JABCnet.cc:26
General purpose messaging.
#define DEBUG(A)
Message macros.
Definition JMessage.hh:62
#define STATUS(A)
Definition JMessage.hh:63
#define FATAL(A)
Definition JMessage.hh:67
int debug
debug level
Definition JSirene.cc:72
Scanning of objects from multiple files according a format that follows from the extension of each fi...
Utility class to parse command line options.
#define make_field(A,...)
macro to convert parameter to JParserTemplateElement object
Definition JParser.hh:2142
I/O formatting auxiliaries.
ROOT TTree parameter settings of various packages.
Synchronously read DAQ events and Monte Carlo events (and optionally other events).
Utility class to parse command line options.
Definition JParser.hh:1698
virtual bool hasNext() override
Check availability of next element.
counter_type getCounter() const
Get counter.
virtual const pointer_type & next() override
Get next element.
JTriggerCounter_t getCounter() const
Get trigger counter.
This name space includes all other name spaces (except KM3NETDAQ, KM3NET and ANTARES).
KM3NeT DAQ data structures and auxiliaries.
Definition DataQueue.cc:39
The Evt class respresent a Monte Carlo (MC) event as well as an offline event.
Definition Evt.hh:21
General purpose class for multiple pointers.
Auxiliary class for defining the range of iterations of objects.
Definition JLimit.hh:45
static counter_type max()
Get maximum counter value.
Definition JLimit.hh:128
Auxiliary class to synchronously read DAQ events and Monte Carlo events (and optionally other events)...
virtual bool hasNext() override
Check availability of next element.
virtual const multi_pointer_type & next() override
Get next element.