| 1 | /* ======================================================================== *\
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| 2 | !
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| 3 | ! *
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| 4 | ! * This file is part of MARS, the MAGIC Analysis and Reconstruction
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| 5 | ! * Software. It is distributed to you in the hope that it can be a useful
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| 6 | ! * and timesaving tool in analysing Data of imaging Cerenkov telescopes.
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| 7 | ! * It is distributed WITHOUT ANY WARRANTY.
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| 8 | ! *
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| 9 | ! * Permission to use, copy, modify and distribute this software and its
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| 10 | ! * documentation for any purpose is hereby granted without fee,
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| 11 | ! * provided that the above copyright notice appear in all copies and
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| 12 | ! * that both that copyright notice and this permission notice appear
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| 13 | ! * in supporting documentation. It is provided "as is" without express
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| 14 | ! * or implied warranty.
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| 15 | ! *
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| 16 | !
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| 17 | !
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| 18 | ! Author(s): Thomas Bretz 12/2000 <mailto:tbretz@astro.uni-wuerzburg.de>
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| 19 | Qi Zhe, 06/2007 <mailto:qizhe@astro.uni-wuerzburg.de>
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| 20 |
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| 21 | ! Copyright: Software Development, 2000-2009
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| 22 | !
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| 23 | !
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| 24 | \* ======================================================================== */
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| 25 |
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| 26 | /////////////////////////////////////////////////////////////////////////////
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| 27 | //
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| 28 | // MCorsikaRunHeader
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| 29 | //
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| 30 | // Root storage container for the RUN HEADER information
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| 31 | //
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| 32 | // Class Version 2:
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| 33 | // ----------------
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| 34 | // + UInt_t fParticleID
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| 35 | // + Float_t fImpactMax
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| 36 | // + Float_t fMagneticFieldX
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| 37 | // + Float_t fMagneticFieldZ
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| 38 | // + Float_t fMagneticFieldAz
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| 39 | // + Float_t fAtmosphericLayers[5]
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| 40 | // + Float_t fAtmosphericCoeffA[5]
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| 41 | // + Float_t fAtmosphericCoeffB[5]
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| 42 | // + Float_t fAtmosphericCoeffC[5]
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| 43 | // + UInt_t fCerenkovFlag
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| 44 | //
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| 45 | // Class Version 3:
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| 46 | // ----------------
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| 47 | // + UInt_t fNumReuse
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| 48 | //
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| 49 | ////////////////////////////////////////////////////////////////////////////
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| 50 |
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| 51 | #include "MCorsikaRunHeader.h"
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| 52 | #include "MCorsikaFormat.h"
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| 53 |
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| 54 | #include <fstream>
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| 55 | #include <iomanip>
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| 56 |
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| 57 | #include "MLog.h"
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| 58 | #include "MLogManip.h"
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| 59 |
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| 60 | #include "MMcEvt.hxx"
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| 61 |
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| 62 | ClassImp(MCorsikaRunHeader);
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| 63 |
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| 64 | using namespace std;
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| 65 |
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| 66 | const Double_t MCorsikaRunHeader::fgEarthRadius = 637131500; // [cm] Earth radius as defined in CORSIKA
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| 67 |
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| 68 | // --------------------------------------------------------------------------
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| 69 | //
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| 70 | // Default constructor. Creates array which stores the pixel assignment.
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| 71 | //
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| 72 | //
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| 73 | MCorsikaRunHeader::MCorsikaRunHeader(const char *name, const char *title)
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| 74 | : fNumObsLevel(0), fImpactMax(-1), fZdMin(0), fZdMax(-1),
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| 75 | fAzMin(0), fAzMax(0), fViewConeInnerAngle(0), fViewConeOuterAngle(-1)
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| 76 | {
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| 77 | fName = name ? name : "MCorsikaRunHeader";
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| 78 | fTitle = title ? title : "Raw Run Header Information";
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| 79 | }
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| 80 |
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| 81 | // --------------------------------------------------------------------------
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| 82 | //
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| 83 | // Read in one run header from the binary file
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| 84 | //
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| 85 | Bool_t MCorsikaRunHeader::ReadEvt(MCorsikaFormat * fInFormat)
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| 86 | {
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| 87 | Float_t f[272];
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| 88 | if (!fInFormat->Read(f, 272 * sizeof(Float_t)))
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| 89 | return kFALSE;
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| 90 |
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| 91 | fRunNumber = TMath::Nint(f[0]);
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| 92 | fNumEvents = 0;
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| 93 |
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| 94 | fRunStart.SetCorsikaTime(f[1]);
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| 95 |
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| 96 | fProgramVersion = f[2];
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| 97 | fNumObsLevel = TMath::Nint(f[3]);
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| 98 |
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| 99 | if (fNumObsLevel!=1)
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| 100 | {
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| 101 | *fLog << err << "ERROR - Currently only one observation level is allowed." << endl;
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| 102 | return kFALSE;
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| 103 | }
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| 104 |
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| 105 | memset(fObsLevel, 0, 10*4);
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| 106 | memcpy(fObsLevel, f+4, fNumObsLevel*4);
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| 107 |
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| 108 | fSlopeSpectrum = f[14];
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| 109 | fEnergyMin = f[15];
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| 110 | fEnergyMax = f[16];
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| 111 |
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| 112 | // Implemented in CORSIKA Version >= 6.822
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| 113 | fImpactMax = -1;
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| 114 |
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| 115 | // CORSIKA scattering in a disc on the ground
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| 116 | if (f[246]>0 && f[247]==0 && !fInFormat->IsEventioFormat())
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| 117 | {
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| 118 | *fLog << warn << "WARNING - Events scattered in a disc on the ground." << endl;
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| 119 | fImpactMax = f[246];
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| 120 | }
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| 121 |
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| 122 | // MMCS scattering in a disc perpendicular to the shower axis
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| 123 | if (f[246]==0 && f[247]>0)
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| 124 | fImpactMax = f[247];
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| 125 |
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| 126 | // CORSIKA scattering in a rectangle on the ground
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| 127 | if (f[246]>0 && f[247]>0)
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| 128 | *fLog << warn << "WARNING - Events scattered in a rectangle on the ground." << endl;
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| 129 |
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| 130 | // Implemented in CORSIKA Version >= 6.822
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| 131 | memcpy(fAtmosphericLayers, f+248, 5*4);
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| 132 |
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| 133 | memcpy(fAtmosphericCoeffA, f+253, 5*4);
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| 134 | memcpy(fAtmosphericCoeffB, f+258, 5*4);
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| 135 | memcpy(fAtmosphericCoeffC, f+263, 5*4);
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| 136 |
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| 137 | return kTRUE;
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| 138 | }
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| 139 |
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| 140 | // --------------------------------------------------------------------------
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| 141 | //
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| 142 | // Read in one event header. It is called for the first event header after
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| 143 | // a run header
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| 144 | //
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| 145 | Bool_t MCorsikaRunHeader::ReadEventHeader(Float_t * g)
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| 146 | {
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| 147 |
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| 148 | // -------------------- Read first event header -------------------
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| 149 |
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| 150 | // FIXME: Add sanity checks!
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| 151 |
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| 152 | // f[76] Cherenkov flag:
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| 153 | // bit(1) : CERENKOV option compiled in
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| 154 | // bit(2) : IACT option compiled in
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| 155 | // bit(3) : CEFFIC option compiled in
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| 156 | // bit(4) : ATMEXT option compiled in
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| 157 | // bit(5) : ATMEXT option used with refraction enabled
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| 158 | // bit(6) : VOLUMEDET option compiled in
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| 159 | // bit(7) : CURVED option compiled in
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| 160 | // bit(9) : SLATN option compiled in
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| 161 | // 11-21 : table number for externam athmosphere (but<1024)
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| 162 | //
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| 163 | // f[78] Curved athmosphere? (0=flat, 1=curved)
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| 164 | // f[84] cherenkov bunch size
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| 165 | // f[93] flag for additinal muon information of particle output file
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| 166 | // f[145] Muon multiple scattering flag
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| 167 |
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| 168 |
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| 169 | fNumReuse = TMath::Nint(g[96]); // Number i of uses of each cherenkov event
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| 170 |
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| 171 | fParticleID = TMath::Nint(g[1]);
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| 172 |
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| 173 | // MAGNETIC FIELD: x/z-component of earth magnetic field in muT
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| 174 | fMagneticFieldX = g[69]; // x-component ( BX)
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| 175 | fMagneticFieldZ = -g[70]; // z-component (-BZ)
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| 176 | fMagneticFieldAz = g[91]; // Azimuth angle of magnetic north expressed in telescope coordinates
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| 177 |
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| 178 | // WITH rounding: unbelievable!
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| 179 | fCerenkovFlag = TMath::Nint(g[75]);
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| 180 |
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| 181 | fZdMin = g[79]; // lower edge of theta in °
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| 182 | fZdMax = g[80]; // upper edge of theta in °
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| 183 | fAzMin = 180-g[81]; // lower edge of phi in °
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| 184 | fAzMax = 180-g[82]; // upper edge of phi in °
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| 185 | // FIXME: Correct for direction of magnetic field!
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| 186 |
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| 187 | if (TMath::Nint(g[83])!=1)
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| 188 | *fLog << warn << "WARNING - Cherenkov bunch size not 1, but " << g[83] << endl;
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| 189 |
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| 190 | // g[84] Number of cherenkov detectors in x
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| 191 | // g[85] Number of cherenkov detectors in y
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| 192 | // g[86] Grid spacing x
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| 193 | // g[87] Grid spacing y
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| 194 | // g[88] Length of detectors in x
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| 195 | // g[89] Length of detectors in y
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| 196 |
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| 197 | fImpactMax = -1;
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| 198 | /*
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| 199 | // This is a trick to use CERARY for storage of the
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| 200 | // maximum simulated impact
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| 201 | if (TMath::Nint(g[84])==1 && TMath::Nint(g[85])==1 &&
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| 202 | TMath::Nint(g[88])==1 && TMath::Nint(g[89])==1 &&
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| 203 | g[86]==g[87])
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| 204 | fImpactMax = g[86];
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| 205 | */
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| 206 | fWavelengthMin = g[94]; // Cherenkov bandwidth lower end in nm
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| 207 | fWavelengthMax = g[95]; // Cherenkov bandwidth upper end in nm
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| 208 |
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| 209 | fViewConeInnerAngle = g[151]; // inner angle of view cone (°)
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| 210 | fViewConeOuterAngle = g[152]; // outer angle of view cone (°)
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| 211 |
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| 212 | return kTRUE;
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| 213 | }
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| 214 |
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| 215 | Bool_t MCorsikaRunHeader::ReadEvtEnd(MCorsikaFormat * fInFormat, Bool_t runNumberVerify)
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| 216 | {
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| 217 | Float_t f[2];
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| 218 | if (!fInFormat->Read(f, 2 * sizeof(Float_t)))
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| 219 | return kFALSE;
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| 220 |
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| 221 | if (runNumberVerify)
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| 222 | {
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| 223 | const UInt_t runnum = TMath::Nint(f[0]);
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| 224 | if (runnum!=fRunNumber)
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| 225 | {
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| 226 | *fLog << err << "ERROR - Mismatch in stream: Run number in RUNE (";
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| 227 | *fLog << runnum << ") doesn't match RUNH (" << fRunNumber << ")." << endl;
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| 228 | return kFALSE;
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| 229 | }
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| 230 | }
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| 231 |
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| 232 | fNumEvents = TMath::Nint(f[1]);
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| 233 |
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| 234 | return kTRUE;
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| 235 | }
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| 236 |
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| 237 | // --------------------------------------------------------------------------
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| 238 | //
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| 239 | // print run header information on *fLog. The option 'header' supresses
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| 240 | // the pixel index translation table.
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| 241 | //
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| 242 | void MCorsikaRunHeader::Print(Option_t *t) const
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| 243 | {
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| 244 | *fLog << all << endl;
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| 245 | *fLog << "Run Number: " << fRunNumber << " (" << fRunStart.GetStringFmt("%d.%m.%Y") << ", V" << fProgramVersion << ")" << endl;
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| 246 | *fLog << "Particle ID: " << MMcEvt::GetParticleName(fParticleID) << endl;
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| 247 | if (fNumEvents>0)
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| 248 | *fLog << "Num Events: " << fNumEvents << " (reuse " << fNumReuse << " times)" << endl;
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| 249 | *fLog << "Obs Level: ";
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| 250 | for (Byte_t i=0; i<fNumObsLevel; i++)
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| 251 | *fLog << " " << fObsLevel[i]/100. << "m";
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| 252 | *fLog << endl;
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| 253 |
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| 254 | *fLog << "MagneticField: X/Z=(" << fMagneticFieldX << "/";
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| 255 | *fLog << fMagneticFieldZ << ")" << UTF8::kMu << "T Az=" << fMagneticFieldAz*TMath::RadToDeg() << UTF8::kDeg << " (magnetic North w.r.t. North)" << endl;
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| 256 |
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| 257 | *fLog << "Spectrum: Slope=" << fSlopeSpectrum << " (" << fEnergyMin << "GeV-" << fEnergyMax << "GeV)" << endl;
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| 258 | *fLog << "Wavelength: " << fWavelengthMin << "nm - " << fWavelengthMax << "nm" << endl;
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| 259 |
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| 260 | if (fImpactMax>0)
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| 261 | *fLog << "ImpactMax: " << fImpactMax << "cm" << endl;
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| 262 | if (fViewConeOuterAngle>0)
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| 263 | *fLog << "ViewCone: " << fViewConeInnerAngle << UTF8::kDeg << " - " << fViewConeOuterAngle << UTF8::kDeg << endl;
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| 264 |
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| 265 | *fLog << "Zd/Az: ";
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| 266 | if (fZdMax>=0 && fZdMin<360)
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| 267 | {
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| 268 | *fLog << fZdMin << UTF8::kDeg;
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| 269 | if (fZdMin==fZdMax)
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| 270 | *fLog << " (fixed)";
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| 271 | else
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| 272 | *fLog << "-" << fZdMax << UTF8::kDeg;
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| 273 | *fLog << " / " << fAzMin << UTF8::kDeg;
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| 274 | if (fAzMin==fAzMax)
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| 275 | *fLog << " (fixed)";
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| 276 | else
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| 277 | *fLog << "-" << fAzMax << UTF8::kDeg;
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| 278 | *fLog << " w.r.t. magnetic North." << endl;
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| 279 | }
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| 280 |
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| 281 | if (fZdMin>=360) // 4010.7
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| 282 | *fLog << "-trajectory-" << endl;
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| 283 |
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| 284 |
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| 285 | if (fImpactMax>0)
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| 286 | *fLog << "Max.sim.Impact: " << fImpactMax << "cm" << endl;
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| 287 |
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| 288 | *fLog << "Options used: ";
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| 289 | if (Has(kCerenkov))
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| 290 | *fLog << " CERENKOV";
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| 291 | if (Has(kIact))
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| 292 | *fLog << " IACT";
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| 293 | if (Has(kCeffic))
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| 294 | *fLog << " CEFFIC";
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| 295 | if (Has(kAtmext))
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| 296 | *fLog << " ATMEXT" << GetNumAtmosphericModel();
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| 297 | if (Has(kRefraction))
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| 298 | *fLog << " +Refraction";
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| 299 | if (Has(kVolumedet))
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| 300 | *fLog << " VOLUMEDET";
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| 301 | if (Has(kCurved))
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| 302 | *fLog << " CURVED";
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| 303 | if (Has(kSlant))
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| 304 | *fLog << " SLANT";
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| 305 | *fLog << " [" << hex << fCerenkovFlag << "]" << dec << endl;
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| 306 |
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| 307 | if (HasLayers())
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| 308 | {
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| 309 | *fLog << "Atm.Layers: ";
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| 310 | for (int i=0; i<5; i++)
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| 311 | *fLog << " " << fAtmosphericLayers[i];
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| 312 | }
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| 313 | *fLog << endl;
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| 314 | *fLog << "Atm.Coeff A: ";
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| 315 | for (int i=0; i<5; i++)
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| 316 | *fLog << " " << fAtmosphericCoeffA[i];
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| 317 | *fLog << endl;
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| 318 | *fLog << "Atm.Coeff B: ";
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| 319 | for (int i=0; i<5; i++)
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| 320 | *fLog << " " << fAtmosphericCoeffB[i];
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| 321 | *fLog << endl;
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| 322 | *fLog << "Atm.Coeff C: ";
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| 323 | for (int i=0; i<5; i++)
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| 324 | *fLog << " " << fAtmosphericCoeffC[i];
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| 325 | *fLog << endl;
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| 326 |
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| 327 |
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| 328 | }
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| 329 |
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