source: trunk/MagicSoft/Mars/macros/plot.C@ 1396

Last change on this file since 1396 was 1353, checked in by tbretz, 23 years ago
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1/* ======================================================================== *\
2!
3! *
4! * This file is part of MARS, the MAGIC Analysis and Reconstruction
5! * Software. It is distributed to you in the hope that it can be a useful
6! * and timesaving tool in analysing Data of imaging Cerenkov telescopes.
7! * It is distributed WITHOUT ANY WARRANTY.
8! *
9! * Permission to use, copy, modify and distribute this software and its
10! * documentation for any purpose is hereby granted without fee,
11! * provided that the above copyright notice appear in all copies and
12! * that both that copyright notice and this permission notice appear
13! * in supporting documentation. It is provided "as is" without express
14! * or implied warranty.
15! *
16!
17!
18! Author(s): Thomas Bretz, 5/2002 <mailto:tbretz@astro.uni-wuerzburg.de>
19! Author(s): Rudy Bock, 5/2002 <mailto:rkb@mppmu.mpg.de>
20!
21! Copyright: MAGIC Software Development, 2000-2002
22!
23!
24\* ======================================================================== */
25
26void plot()
27{
28 //
29 // This is a demonstration program which calculates the Hillas
30 // parameter out of a Magic root file.
31
32 //
33 // Create a empty Parameter List and an empty Task List
34 // The tasklist is identified in the eventloop by its name
35 //
36 MParList plist;
37
38 MTaskList tlist;
39 plist.AddToList(&tlist);
40
41 //
42 // Now setup the tasks and tasklist:
43 // ---------------------------------
44 //
45 // The first argument is the tree you want to read.
46 // Events: Cosmic ray events
47 // PedEvents: Pedestal Events
48 // CalEvents: Calibration Events
49 //
50 MReadMarsFile read("Events", "star.root");
51 read.DisableAutoScheme();
52 tlist.AddToList(&read);
53
54 MFParticleId fgamma("MMcEvt", '=', kGAMMA);
55 tlist.AddToList(&fgamma);
56
57 MFParticleId fhadrons("MMcEvt", '!', kGAMMA);
58 tlist.AddToList(&fhadrons);
59
60 // -------------------------------------------------------
61 //
62 // set the name of the variable to plot and the binning
63 //
64 TString var("MHillas.fSize");
65
66 MBinning bins("BinningMH3X");
67 bins.SetEdgesLog(50, 100, 20000);
68 //
69 // -------------------------------------------------
70
71 MH3 h3g(var);
72 MH3 h3h(var);
73
74 plist.AddToList(&h3g);
75 plist.AddToList(&h3h);
76
77 plist.AddToList(&bins);
78
79 MFillH fillg(&h3g);
80 fillg.SetFilter(&fgamma);
81 tlist.AddToList(&fillg);
82
83 MFillH fillh(&h3h);
84 fillh.SetFilter(&fhadrons);
85 tlist.AddToList(&fillh);
86
87 //
88 // Create and setup the eventloop
89 //
90 MEvtLoop evtloop;
91 evtloop.SetParList(&plist);
92
93 //
94 // Execute your analysis
95 //
96 if (!evtloop.Eventloop())
97 return;
98
99 tlist.PrintStatistics();
100
101 MH::MakeDefCanvas("Plot");
102 h3h.GetHist().SetLineColor(kRed);
103 h3h.GetHist().SetFillStyle(4000);
104 h3g.GetHist().DrawCopy();
105 h3h.GetHist().DrawCopy("same");
106
107 TH1D h;
108 MH::SetBinning(&h, &bins);
109 h.Divide(&h3g.GetHist(), &h3h.GetHist());
110 h.SetLineColor(kGreen);
111 h.SetFillStyle(4000);
112 h.DrawCopy("same");
113
114 gPad->SetLogx();
115}
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