[822] | 1 | // |
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| 2 | // ******************************************************************** |
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| 3 | // * License and Disclaimer * |
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| 4 | // * * |
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| 5 | // * The Geant4 software is copyright of the Copyright Holders of * |
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| 6 | // * the Geant4 Collaboration. It is provided under the terms and * |
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| 7 | // * conditions of the Geant4 Software License, included in the file * |
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| 8 | // * LICENSE and available at http://cern.ch/geant4/license . These * |
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| 9 | // * include a list of copyright holders. * |
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| 10 | // * * |
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| 11 | // * Neither the authors of this software system, nor their employing * |
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| 12 | // * institutes,nor the agencies providing financial support for this * |
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| 13 | // * work make any representation or warranty, express or implied, * |
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| 14 | // * regarding this software system or assume any liability for its * |
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| 15 | // * use. Please see the license in the file LICENSE and URL above * |
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| 16 | // * for the full disclaimer and the limitation of liability. * |
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| 17 | // * * |
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| 18 | // * This code implementation is the result of the scientific and * |
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| 19 | // * technical work of the GEANT4 collaboration. * |
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| 20 | // * By using, copying, modifying or distributing the software (or * |
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| 21 | // * any work based on the software) you agree to acknowledge its * |
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| 22 | // * use in resulting scientific publications, and indicate your * |
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| 23 | // * acceptance of all terms of the Geant4 Software license. * |
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| 24 | // ******************************************************************** |
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| 25 | // |
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| 26 | // |
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[1058] | 27 | // $Id: G4MaterialPropertiesTable.cc,v 1.21 2009/04/21 15:35:45 gcosmo Exp $ |
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[1337] | 28 | // GEANT4 tag $Name: geant4-09-04-beta-01 $ |
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[822] | 29 | // |
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| 30 | // |
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| 31 | //////////////////////////////////////////////////////////////////////// |
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| 32 | // G4MaterialPropertiesTable Implementation |
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| 33 | //////////////////////////////////////////////////////////////////////// |
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| 34 | // |
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| 35 | // File: G4MaterialPropertiesTable.cc |
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| 36 | // Version: 1.0 |
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| 37 | // Created: 1996-02-08 |
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| 38 | // Author: Juliet Armstrong |
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| 39 | // Updated: 2005-05-12 add SetGROUPVEL(), courtesy of |
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| 40 | // Horton-Smith (bug report #741), by P. Gumplinger |
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| 41 | // 2002-11-05 add named material constants by P. Gumplinger |
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| 42 | // 1999-11-05 Migration from G4RWTPtrHashDictionary to STL |
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| 43 | // by John Allison |
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| 44 | // 1997-03-26 by Peter Gumplinger |
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| 45 | // > cosmetics (only) |
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| 46 | // mail: gum@triumf.ca |
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| 47 | // |
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| 48 | //////////////////////////////////////////////////////////////////////// |
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| 49 | |
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| 50 | #include "globals.hh" |
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| 51 | #include "G4MaterialPropertiesTable.hh" |
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| 52 | |
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[1058] | 53 | ///////////////// |
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| 54 | // Constructors |
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| 55 | ///////////////// |
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[822] | 56 | |
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[1058] | 57 | G4MaterialPropertiesTable::G4MaterialPropertiesTable() |
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[822] | 58 | { |
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| 59 | } |
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| 60 | |
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[1058] | 61 | //////////////// |
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| 62 | // Destructor |
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| 63 | //////////////// |
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[822] | 64 | |
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[1058] | 65 | G4MaterialPropertiesTable::~G4MaterialPropertiesTable() |
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[822] | 66 | { |
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[1058] | 67 | MPTiterator i; |
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| 68 | for (i = MPT.begin(); i != MPT.end(); ++i) |
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| 69 | { |
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| 70 | delete (*i).second; |
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| 71 | } |
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| 72 | MPT.clear(); |
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| 73 | MPTC.clear(); |
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[822] | 74 | } |
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| 75 | |
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[1058] | 76 | //////////// |
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| 77 | // Methods |
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| 78 | //////////// |
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[822] | 79 | |
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| 80 | void G4MaterialPropertiesTable::DumpTable() |
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| 81 | { |
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| 82 | MPTiterator i; |
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[1058] | 83 | for (i = MPT.begin(); i != MPT.end(); ++i) |
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| 84 | { |
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| 85 | G4cout << (*i).first << G4endl; |
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| 86 | if ( (*i).second != 0 ) |
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| 87 | { |
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| 88 | (*i).second->DumpVector(); |
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| 89 | } |
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| 90 | else |
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| 91 | { |
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| 92 | G4Exception("G4MaterialPropertiesTable::DumpTable()", "NullVector", |
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| 93 | JustWarning, "NULL Material Property Vector Pointer."); |
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| 94 | } |
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[822] | 95 | } |
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| 96 | MPTCiterator j; |
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[1058] | 97 | for (j = MPTC.begin(); j != MPTC.end(); ++j) |
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| 98 | { |
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| 99 | G4cout << j->first << G4endl; |
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| 100 | if ( j->second != 0 ) |
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| 101 | { |
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| 102 | G4cout << j->second << G4endl; |
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| 103 | } |
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| 104 | else |
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| 105 | { |
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| 106 | G4Exception("G4MaterialPropertiesTable::DumpTable()", "NotFound", |
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| 107 | JustWarning, "No Material Constant Property."); |
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| 108 | } |
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[822] | 109 | } |
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[1058] | 110 | } |
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[822] | 111 | |
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| 112 | G4MaterialPropertyVector* G4MaterialPropertiesTable::SetGROUPVEL() |
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| 113 | { |
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| 114 | // fetch RINDEX data, give up if unavailable |
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[1058] | 115 | // |
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[822] | 116 | G4MaterialPropertyVector *rindex = this->GetProperty("RINDEX"); |
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[1058] | 117 | if (rindex==0) { return 0; } |
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[822] | 118 | rindex->ResetIterator(); |
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[1058] | 119 | |
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[822] | 120 | // RINDEX exists but has no entries, give up |
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[1058] | 121 | // |
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| 122 | if ( (++*rindex) == false ) { return 0; } |
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[822] | 123 | |
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| 124 | // add GROUPVEL vector |
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[1058] | 125 | // |
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[822] | 126 | G4MaterialPropertyVector* groupvel = new G4MaterialPropertyVector(); |
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| 127 | |
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| 128 | this->AddProperty( "GROUPVEL", groupvel ); |
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| 129 | |
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| 130 | // fill GROUPVEL vector using RINDEX values |
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| 131 | // rindex built-in "iterator" was advanced to first entry above |
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[1058] | 132 | // |
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[850] | 133 | G4double E0 = rindex->GetPhotonEnergy(); |
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[822] | 134 | G4double n0 = rindex->GetProperty(); |
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| 135 | |
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[1058] | 136 | if (E0 <= 0.) |
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| 137 | { |
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| 138 | G4Exception("G4MaterialPropertiesTable::SetGROUPVEL()", "ZeroEnergy", |
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| 139 | FatalException, "Optical Photon Energy <= 0"); |
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| 140 | } |
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[822] | 141 | |
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[1058] | 142 | if ( ++*rindex ) |
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| 143 | { |
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[822] | 144 | // good, we have at least two entries in RINDEX |
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| 145 | // get next energy/value pair |
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[1058] | 146 | |
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[850] | 147 | G4double E1 = rindex->GetPhotonEnergy(); |
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[822] | 148 | G4double n1 = rindex->GetProperty(); |
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| 149 | |
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[1058] | 150 | if (E1 <= 0.) |
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| 151 | { |
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| 152 | G4Exception("G4MaterialPropertiesTable::SetGROUPVEL()", "ZeroEnergy", |
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| 153 | FatalException, "Optical Photon Energy <= 0"); |
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| 154 | } |
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| 155 | |
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[822] | 156 | G4double vg; |
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[1058] | 157 | |
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[822] | 158 | // add entry at first photon energy |
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[1058] | 159 | // |
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[822] | 160 | vg = c_light/(n0+(n1-n0)/std::log(E1/E0)); |
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[1058] | 161 | |
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[822] | 162 | // allow only for 'normal dispersion' -> dn/d(logE) > 0 |
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[1058] | 163 | // |
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| 164 | if((vg<0) || (vg>c_light/n0)) { vg = c_light/n0; } |
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| 165 | |
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[822] | 166 | groupvel->AddElement( E0, vg ); |
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[1058] | 167 | |
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[822] | 168 | // add entries at midpoints between remaining photon energies |
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[1058] | 169 | // |
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| 170 | while(1) |
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| 171 | { |
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[822] | 172 | vg = c_light/( 0.5*(n0+n1)+(n1-n0)/std::log(E1/E0)); |
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[1058] | 173 | |
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[822] | 174 | // allow only for 'normal dispersion' -> dn/d(logE) > 0 |
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[1058] | 175 | // |
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| 176 | if((vg<0) || (vg>c_light/(0.5*(n0+n1)))) { vg = c_light/(0.5*(n0+n1)); } |
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[822] | 177 | groupvel->AddElement( 0.5*(E0+E1), vg ); |
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[1058] | 178 | |
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[822] | 179 | // get next energy/value pair, or exit loop |
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[1058] | 180 | // |
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| 181 | if (!(++*rindex)) { break; } |
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[822] | 182 | E0 = E1; |
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| 183 | n0 = n1; |
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[850] | 184 | E1 = rindex->GetPhotonEnergy(); |
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[822] | 185 | n1 = rindex->GetProperty(); |
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| 186 | |
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[1058] | 187 | if (E1 <= 0.) |
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| 188 | { |
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| 189 | G4Exception("G4MaterialPropertiesTable::SetGROUPVEL()", "ZeroEnergy", |
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| 190 | FatalException, "Optical Photon Energy <= 0"); |
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| 191 | } |
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[822] | 192 | } |
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[1058] | 193 | |
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[822] | 194 | // add entry at last photon energy |
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[1058] | 195 | // |
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[822] | 196 | vg = c_light/(n1+(n1-n0)/std::log(E1/E0)); |
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[1058] | 197 | |
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[822] | 198 | // allow only for 'normal dispersion' -> dn/d(logE) > 0 |
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[1058] | 199 | // |
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| 200 | if((vg<0) || (vg>c_light/n1)) { vg = c_light/n1; } |
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[822] | 201 | groupvel->AddElement( E1, vg ); |
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[1058] | 202 | } |
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| 203 | else // only one entry in RINDEX -- weird! |
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| 204 | { |
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[822] | 205 | groupvel->AddElement( E0, c_light/n0 ); |
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| 206 | } |
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| 207 | |
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| 208 | return groupvel; |
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| 209 | } |
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