| 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 | ! macro comprob.C
|
|---|
| 18 | !
|
|---|
| 19 | ! Author(s): Abelardo Moralejo
|
|---|
| 20 | ! Author(s): Thomas Bretz, 2002 <mailto:tbretz@astro.uni-wuerzburg.de>
|
|---|
| 21 | !
|
|---|
| 22 | ! Copyright: MAGIC Software Development, 2000-2002
|
|---|
| 23 | !
|
|---|
| 24 | !
|
|---|
| 25 | \* ======================================================================== */
|
|---|
| 26 |
|
|---|
| 27 | // -------------------------------------------------------------------------
|
|---|
| 28 | //
|
|---|
| 29 | // This macro demonstrates one way of gamma hadron separation using the
|
|---|
| 30 | // composite probability method. To use it you need a star-file (which is
|
|---|
| 31 | // a file ouput by the star.C macro containing image parameters)
|
|---|
| 32 | //
|
|---|
| 33 | void comprob()
|
|---|
| 34 | {
|
|---|
| 35 | //
|
|---|
| 36 | // Create a empty Parameter List and an empty Task List
|
|---|
| 37 | // The tasklist is identified in the eventloop by its name
|
|---|
| 38 | //
|
|---|
| 39 | MParList plist;
|
|---|
| 40 |
|
|---|
| 41 | // Create task list and add it to the parameter list:
|
|---|
| 42 | MTaskList tlist;
|
|---|
| 43 | plist.AddToList(&tlist);
|
|---|
| 44 |
|
|---|
| 45 | // First task in list: read the star file (reference data)
|
|---|
| 46 | MReadMarsFile read("Events", "star.root");
|
|---|
| 47 | read.DisableAutoScheme();
|
|---|
| 48 | tlist.AddToList(&read);
|
|---|
| 49 |
|
|---|
| 50 | //
|
|---|
| 51 | // Task to do the composite analysis of Hillas parameters:
|
|---|
| 52 | // Add(rule, number of bins, lower limit, upper limit)
|
|---|
| 53 | // For the meaning of the rule see MDataChain
|
|---|
| 54 | //
|
|---|
| 55 | MHCompProb compprob(500);
|
|---|
| 56 | compprob.Add("MHillas.fWidth", 500, 0, 160);
|
|---|
| 57 | compprob.Add("MHillas.fLength", 500, 0, 300);
|
|---|
| 58 | compprob.Add("abs(MHillas.fAsym)", 500, 0, 400);
|
|---|
| 59 | compprob.Add("MHillasSrc.fDist", 500, 0, 400);
|
|---|
| 60 | compprob.Add("abs(MHillasSrc.fHeadTail)", 500, 0, 400);
|
|---|
| 61 | compprob.Add("abs(MHillas.fM3Long)", 500, 0, 300);
|
|---|
| 62 | compprob.Add("abs(MHillas.fM3Trans)", 500, 0, 150);
|
|---|
| 63 | compprob.Add("MHillas.fConc1", 500, 0, 0.6);
|
|---|
| 64 | compprob.Add("MHillas.fConc", 500, 0, 0.9);
|
|---|
| 65 | compprob.Add("log10(MHillas.fSize)", 500, 0, 5);
|
|---|
| 66 |
|
|---|
| 67 | plist.AddToList(&compprob);
|
|---|
| 68 |
|
|---|
| 69 | MFillH fill(&compprob, "MMcEvt");
|
|---|
| 70 |
|
|---|
| 71 | // Use this if you want to do it for a fixed energy range:
|
|---|
| 72 | /*
|
|---|
| 73 | MF filter("MMcEvt.fEnergy < 100");
|
|---|
| 74 | fill->SetFilter(&filter);
|
|---|
| 75 | tlist.AddToList(&filter);
|
|---|
| 76 | */
|
|---|
| 77 |
|
|---|
| 78 | tlist.AddToList(&fill);
|
|---|
| 79 |
|
|---|
| 80 | //
|
|---|
| 81 | // Create and setup the eventloop
|
|---|
| 82 | //
|
|---|
| 83 | MEvtLoop evtloop;
|
|---|
| 84 | evtloop.SetParList(&plist);
|
|---|
| 85 |
|
|---|
| 86 | // Loop over all data to fill the "normal" histograms:
|
|---|
| 87 | if (!evtloop.Eventloop())
|
|---|
| 88 | return;
|
|---|
| 89 |
|
|---|
| 90 | tlist.PrintStatistics();
|
|---|
| 91 |
|
|---|
| 92 | gLog.SetDebugLevel(2);
|
|---|
| 93 |
|
|---|
| 94 | // Loop to fill the variable bin histograms:
|
|---|
| 95 | read.SetEventNum(0);
|
|---|
| 96 | if (!evtloop.Eventloop())
|
|---|
| 97 | return;
|
|---|
| 98 |
|
|---|
| 99 | // ------------------------------------------------------------------
|
|---|
| 100 |
|
|---|
| 101 | // Create task list and replace the old task list with the new one
|
|---|
| 102 | MTaskList tlist2;
|
|---|
| 103 | plist.Replace(&tlist2);
|
|---|
| 104 |
|
|---|
| 105 | // First task in list: read star file (test data)
|
|---|
| 106 | MReadMarsFile read2("Events", "star2.root");
|
|---|
| 107 | read2.DisableAutoScheme();
|
|---|
| 108 | tlist2.AddToList(&read2);
|
|---|
| 109 |
|
|---|
| 110 | // create task to calculate composite probabilities
|
|---|
| 111 | MCompProbCalc calc;
|
|---|
| 112 | tlist2.AddToList(&calc);
|
|---|
| 113 |
|
|---|
| 114 | // fill probabilities (hadroness) into histogram
|
|---|
| 115 | MFillH fill2("MHHadronness");
|
|---|
| 116 | tlist2.AddToList(&fill2);
|
|---|
| 117 |
|
|---|
| 118 | // Loop to fill the hadronness histograms:
|
|---|
| 119 | if (!evtloop.Eventloop())
|
|---|
| 120 | return;
|
|---|
| 121 |
|
|---|
| 122 | //
|
|---|
| 123 | // Display the hadroness histograms and print some informations on
|
|---|
| 124 | // the console window
|
|---|
| 125 | //
|
|---|
| 126 | plist.FindObject("MHHadronness")->DrawClone();
|
|---|
| 127 | plist.FindObject("MHHadronness")->Print();
|
|---|
| 128 | }
|
|---|
| 129 |
|
|---|
