Jpp  19.1.0
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Functions
JNeutrino.cc File Reference

Example program to histogram neutrino interaction cross sections. More...

#include <string>
#include <iostream>
#include "TROOT.h"
#include "TFile.h"
#include "TH1D.h"
#include "JPhysics/JNeutrino.hh"
#include "Jeep/JParser.hh"
#include "Jeep/JMessage.hh"

Go to the source code of this file.

Functions

int main (int argc, char *argv[])
 

Detailed Description

Example program to histogram neutrino interaction cross sections.

Author
mdejong

Definition in file JNeutrino.cc.

Function Documentation

◆ main()

int main ( int  argc,
char *  argv[] 
)

Definition at line 20 of file JNeutrino.cc.

21 {
22  using namespace std;
23 
24  string outputFile;
25  int debug;
26 
27  try {
28 
29  JParser<> zap("Example program to histogram neutrino interaction cross sections.");
30 
31  zap['o'] = make_field(outputFile) = "neutrino.root";
32  zap['d'] = make_field(debug) = 0;
33 
34  zap(argc, argv);
35  }
36  catch(const exception &error) {
37  FATAL(error.what() << endl);
38  }
39 
40  using namespace JPP;
41 
42 
43  TFile out(outputFile.c_str(), "recreate");
44 
45  TH1D h1("#nu CC", NULL, 1000, 2.0, 8.0);
46  TH1D h2("#nu NC", NULL, 1000, 2.0, 8.0);
47  TH1D h3("#bar{#nu} CC", NULL, 1000, 2.0, 8.0);
48  TH1D h4("#bar{#nu} NC", NULL, 1000, 2.0, 8.0);
49 
50  for(int i = 1; i <= h1.GetNbinsX(); ++i) {
51 
52  const double x = h1.GetBinCenter(i);
53  const double E = pow(10.0, x);
54 
55  h1.SetBinContent(i, cc_nu (E));
56  h2.SetBinContent(i, nc_nu (E));
57  h3.SetBinContent(i, cc_nubar(E));
58  h4.SetBinContent(i, nc_nubar(E));
59  }
60 
61  out.Write();
62  out.Close();
63 }
string outputFile
#define FATAL(A)
Definition: JMessage.hh:67
int debug
debug level
Definition: JSirene.cc:69
#define make_field(A,...)
macro to convert parameter to JParserTemplateElement object
Definition: JParser.hh:2142
Utility class to parse command line options.
Definition: JParser.hh:1698
T pow(const T &x, const double y)
Power .
Definition: JMath.hh:97
static const JNCnu nc_nu
Function object for neutral current neutrino cross section [cm^2] as a function of neutrino energy [G...
Definition: JNeutrino.hh:620
static const JCCnubar cc_nubar
Function object for charged current anti-neutrino cross section [cm^2] as a function of neutrino ener...
Definition: JNeutrino.hh:621
static const JCCnu cc_nu
Function object for charged current neutrino cross section [cm^2] as a function of neutrino energy [G...
Definition: JNeutrino.hh:618
static const JNCnubar nc_nubar
Function object for neutral current anti-neutrino cross section [cm^2] as a function of neutrino ener...
Definition: JNeutrino.hh:622
This name space includes all other name spaces (except KM3NETDAQ, KM3NET and ANTARES).
Definition: JSTDTypes.hh:14