[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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| 27 | // $Id: G4MaterialPropertiesTable.cc,v 1.19 2007/04/25 15:46:55 gum Exp $ |
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| 28 | // GEANT4 tag $Name: $ |
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| 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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| 53 | ///////////////// |
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| 54 | // Constructors |
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| 55 | ///////////////// |
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| 56 | |
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| 57 | G4MaterialPropertiesTable::G4MaterialPropertiesTable() {} |
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| 58 | |
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| 59 | //////////////// |
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| 60 | // Destructors |
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| 61 | //////////////// |
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| 62 | |
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| 63 | G4MaterialPropertiesTable::~G4MaterialPropertiesTable() |
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| 64 | { |
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| 65 | MPTiterator i; |
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| 66 | for (i = MPT.begin(); i != MPT.end(); ++i) { |
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| 67 | delete (*i).second; |
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| 68 | } |
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| 69 | MPT.clear(); |
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| 70 | MPTC.clear(); |
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| 71 | } |
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| 72 | |
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| 73 | //////////// |
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| 74 | // Methods |
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| 75 | //////////// |
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| 76 | |
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| 77 | void G4MaterialPropertiesTable::AddConstProperty(const char *key, |
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| 78 | G4double PropertyValue) |
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| 79 | { |
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| 80 | // Provides a way of adding a constant property to the Mataerial Properties |
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| 81 | // Table given a key |
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| 82 | |
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| 83 | MPTC [G4String(key)] = PropertyValue; |
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| 84 | |
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| 85 | } |
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| 86 | |
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| 87 | void G4MaterialPropertiesTable::AddProperty(const char *key, |
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| 88 | G4double *PhotonMomenta, |
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| 89 | G4double *PropertyValues, |
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| 90 | G4int NumEntries) |
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| 91 | { |
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| 92 | // Privides a way of adding a property to the Material Properties |
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| 93 | // Table given a pair of numbers and a key |
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| 94 | |
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| 95 | G4MaterialPropertyVector *mpv = |
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| 96 | new G4MaterialPropertyVector(PhotonMomenta, |
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| 97 | PropertyValues, |
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| 98 | NumEntries); |
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| 99 | MPT [G4String(key)] = mpv; |
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| 100 | } |
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| 101 | |
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| 102 | void G4MaterialPropertiesTable::AddProperty(const char *key, |
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| 103 | G4MaterialPropertyVector *mpv) |
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| 104 | { |
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| 105 | // Provides a way of adding a property to the Material Properties |
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| 106 | // Table given an G4MaterialPropertyVector Reference and a key |
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| 107 | |
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| 108 | MPT [G4String(key)] = mpv; |
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| 109 | } |
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| 110 | |
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| 111 | void G4MaterialPropertiesTable::RemoveConstProperty(const char *key) |
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| 112 | { |
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| 113 | MPTC.erase(G4String(key)); |
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| 114 | } |
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| 115 | |
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| 116 | void G4MaterialPropertiesTable::RemoveProperty(const char *key) |
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| 117 | { |
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| 118 | MPT.erase(G4String(key)); |
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| 119 | } |
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| 120 | |
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| 121 | G4double G4MaterialPropertiesTable::GetConstProperty(const char *key) |
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| 122 | { |
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| 123 | // Returns the constant material property corresponding to a key |
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| 124 | |
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| 125 | MPTCiterator j; |
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| 126 | j = MPTC.find(G4String(key)); |
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| 127 | if ( j != MPTC.end() ) { |
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| 128 | return j->second; |
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| 129 | } |
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| 130 | else { |
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| 131 | G4Exception("G4MaterialPropertiesTable::GetConstProperty ==> " |
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| 132 | "Constant Material Property not found."); |
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| 133 | return G4double(0.0); |
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| 134 | } |
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| 135 | } |
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| 136 | |
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| 137 | G4bool G4MaterialPropertiesTable::ConstPropertyExists(const char *key) |
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| 138 | { |
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| 139 | // Return true if a const property 'key' exists |
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| 140 | |
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| 141 | MPTCiterator j; |
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| 142 | j = MPTC.find(G4String(key)); |
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| 143 | if ( j != MPTC.end() ) { |
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| 144 | return true; |
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| 145 | } |
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| 146 | else { |
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| 147 | return false; |
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| 148 | } |
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| 149 | } |
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| 150 | |
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| 151 | G4MaterialPropertyVector* G4MaterialPropertiesTable::GetProperty(const char *key) |
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| 152 | { |
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| 153 | // Returns a Material Property Vector corresponding to a key |
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| 154 | |
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| 155 | if(MPT[G4String(key)] != 0) { |
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| 156 | return MPT[G4String(key)]; |
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| 157 | }else{ |
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| 158 | if(G4String(key) == "GROUPVEL") { |
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| 159 | return SetGROUPVEL(); |
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| 160 | }else{ |
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| 161 | return MPT[G4String(key)]; |
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| 162 | } |
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| 163 | } |
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| 164 | } |
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| 165 | |
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| 166 | void G4MaterialPropertiesTable::AddEntry(const char *key, |
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| 167 | G4double aPhotonMomentum, |
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| 168 | G4double aPropertyValue) |
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| 169 | |
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| 170 | // Allows to add an entry pair directly to the Material Property Vector |
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| 171 | // given a key |
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| 172 | |
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| 173 | { |
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| 174 | G4MaterialPropertyVector *targetVector=MPT [G4String(key)]; |
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| 175 | if (targetVector != 0) { |
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| 176 | targetVector->AddElement(aPhotonMomentum, aPropertyValue); |
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| 177 | } |
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| 178 | else { |
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| 179 | G4Exception("G4MaterialPropertiesTable::AddEntry ==> " |
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| 180 | "Material Property Vector not found."); |
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| 181 | } |
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| 182 | } |
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| 183 | |
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| 184 | void G4MaterialPropertiesTable::RemoveEntry(const char *key, |
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| 185 | G4double aPhotonMomentum) |
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| 186 | { |
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| 187 | // Allows to remove an entry pair directly from the Material Property Vector |
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| 188 | // given a key |
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| 189 | |
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| 190 | G4MaterialPropertyVector *targetVector=MPT [G4String(key)]; |
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| 191 | if (targetVector) { |
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| 192 | targetVector->RemoveElement(aPhotonMomentum); |
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| 193 | } |
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| 194 | else { |
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| 195 | G4Exception("G4MaterialPropertiesTable::RemoveEntry ==> " |
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| 196 | "Material Property Vector not found."); |
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| 197 | } |
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| 198 | } |
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| 199 | void G4MaterialPropertiesTable::DumpTable() |
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| 200 | { |
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| 201 | MPTiterator i; |
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| 202 | for (i = MPT.begin(); i != MPT.end(); ++i) { |
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| 203 | G4cout << (*i).first << G4endl; |
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| 204 | if ( (*i).second != 0 ) { |
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| 205 | (*i).second->DumpVector(); |
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| 206 | } |
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| 207 | else { |
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| 208 | G4cout << "NULL Material Property Vector Pointer." << G4endl; |
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| 209 | } |
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| 210 | } |
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| 211 | MPTCiterator j; |
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| 212 | for (j = MPTC.begin(); j != MPTC.end(); ++j) { |
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| 213 | G4cout << j->first << G4endl; |
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| 214 | if ( j->second != 0 ) { |
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| 215 | G4cout << j->second << G4endl; |
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| 216 | } |
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| 217 | else { |
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| 218 | G4cout << "No Material Constant Property." << G4endl; |
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| 219 | } |
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| 220 | } |
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| 221 | |
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| 222 | } |
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| 223 | G4MaterialPropertyVector* G4MaterialPropertiesTable::SetGROUPVEL() |
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| 224 | { |
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| 225 | // fetch RINDEX data, give up if unavailable |
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| 226 | G4MaterialPropertyVector *rindex = this->GetProperty("RINDEX"); |
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| 227 | if (rindex==0) return NULL; |
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| 228 | |
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| 229 | rindex->ResetIterator(); |
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| 230 | // RINDEX exists but has no entries, give up |
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| 231 | if ( (++*rindex) == false ) return NULL; |
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| 232 | |
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| 233 | // add GROUPVEL vector |
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| 234 | G4MaterialPropertyVector* groupvel = new G4MaterialPropertyVector(); |
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| 235 | |
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| 236 | this->AddProperty( "GROUPVEL", groupvel ); |
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| 237 | |
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| 238 | // fill GROUPVEL vector using RINDEX values |
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| 239 | // rindex built-in "iterator" was advanced to first entry above |
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| 240 | G4double E0 = rindex->GetPhotonMomentum(); |
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| 241 | G4double n0 = rindex->GetProperty(); |
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| 242 | |
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| 243 | if (E0 <= 0. ) G4Exception("G4MaterialPropertiesTable::SetGROUPVEL ==> " |
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| 244 | "Optical Photon Energy <= 0"); |
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| 245 | |
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| 246 | if ( ++*rindex ) { |
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| 247 | // good, we have at least two entries in RINDEX |
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| 248 | // get next energy/value pair |
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| 249 | G4double E1 = rindex->GetPhotonMomentum(); |
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| 250 | G4double n1 = rindex->GetProperty(); |
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| 251 | |
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| 252 | if (E1 <= 0. ) G4Exception("G4MaterialPropertiesTable::SetGROUPVEL ==> " |
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| 253 | "Optical Photon Energy <= 0"); |
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| 254 | G4double vg; |
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| 255 | // add entry at first photon energy |
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| 256 | vg = c_light/(n0+(n1-n0)/std::log(E1/E0)); |
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| 257 | // allow only for 'normal dispersion' -> dn/d(logE) > 0 |
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| 258 | if(vg<0 || vg>c_light/n0)vg = c_light/n0; |
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| 259 | groupvel->AddElement( E0, vg ); |
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| 260 | // add entries at midpoints between remaining photon energies |
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| 261 | while(1) { |
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| 262 | vg = c_light/( 0.5*(n0+n1)+(n1-n0)/std::log(E1/E0)); |
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| 263 | // allow only for 'normal dispersion' -> dn/d(logE) > 0 |
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| 264 | if(vg<0 || vg>c_light/(0.5*(n0+n1)))vg = c_light/(0.5*(n0+n1)); |
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| 265 | groupvel->AddElement( 0.5*(E0+E1), vg ); |
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| 266 | // get next energy/value pair, or exit loop |
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| 267 | if (!(++*rindex)) break; |
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| 268 | E0 = E1; |
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| 269 | n0 = n1; |
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| 270 | E1 = rindex->GetPhotonMomentum(); |
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| 271 | n1 = rindex->GetProperty(); |
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| 272 | |
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| 273 | if (E1 <= 0. ) G4Exception("G4MaterialPropertiesTable::SetGROUPVEL ==> " |
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| 274 | "Optical Photon Energy <= 0"); |
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| 275 | } |
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| 276 | // add entry at last photon energy |
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| 277 | vg = c_light/(n1+(n1-n0)/std::log(E1/E0)); |
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| 278 | // allow only for 'normal dispersion' -> dn/d(logE) > 0 |
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| 279 | if(vg<0 || vg>c_light/n1)vg = c_light/n1; |
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| 280 | groupvel->AddElement( E1, vg ); |
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| 281 | }else{ |
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| 282 | // only one entry in RINDEX -- weird! |
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| 283 | groupvel->AddElement( E0, c_light/n0 ); |
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| 284 | } |
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| 285 | |
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| 286 | return groupvel; |
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| 287 | } |
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