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Geant4/global/management/src/G4PhysicsLogVector.cc

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Differences between /global/management/src/G4PhysicsLogVector.cc (Version 11.3.0) and /global/management/src/G4PhysicsLogVector.cc (Version 9.5.p1)


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 25 //                                                 25 //
 26 // G4PhysicsLogVector class implementation     << 
 27 //                                                 26 //
 28 // Authors:                                    <<  27 // $Id: G4PhysicsLogVector.cc,v 1.25 2010-05-28 05:13:43 kurasige Exp $
 29 // - 02 Dec. 1995, G.Cosmo: Structure created  <<  28 // GEANT4 tag $Name: not supported by cvs2svn $
 30 // - 03 Mar. 1996, K.Amako: Implemented the 1s <<  29 //
 31 // Revisions:                                  <<  30 // 
 32 // - 11 Nov. 2000, H.Kurashige : Use STL vecto <<  31 // --------------------------------------------------------------
 33 // ------------------------------------------- <<  32 //      GEANT 4 class implementation file
                                                   >>  33 //
                                                   >>  34 //  G4PhysicsLogVector.cc
                                                   >>  35 //
                                                   >>  36 //  History:
                                                   >>  37 //    02 Dec. 1995, G.Cosmo : Structure created based on object model
                                                   >>  38 //    15 Feb. 1996, K.Amako : Implemented the 1st version
                                                   >>  39 //    01 Jul. 1996, K.Amako : Hidden bin from the user introduced
                                                   >>  40 //    26 Sep. 1996, K.Amako : Constructor with only 'bin size' added
                                                   >>  41 //    11 Nov. 2000, H.Kurashige : use STL vector for dataVector and binVector
                                                   >>  42 //    9  Mar. 2001, H.Kurashige : added PhysicsVector type and Retrieve
                                                   >>  43 //    05 Sep. 2008, V.Ivanchenko : added protections for zero-length vector
                                                   >>  44 //    19 Jun. 2009, V.Ivanchenko : removed hidden bin 
                                                   >>  45 //
                                                   >>  46 // --------------------------------------------------------------
 34                                                    47 
 35 #include "G4PhysicsLogVector.hh"                   48 #include "G4PhysicsLogVector.hh"
 36 #include "G4Exp.hh"                            << 
 37 #include "G4Log.hh"                            << 
 38                                                    49 
 39 // ------------------------------------------- <<  50 G4PhysicsLogVector::G4PhysicsLogVector()
 40 G4PhysicsLogVector::G4PhysicsLogVector(G4bool  <<  51   : G4PhysicsVector()
 41   : G4PhysicsVector(spline)                    <<  52 { 
 42 {                                              << 
 43   type = T_G4PhysicsLogVector;                     53   type = T_G4PhysicsLogVector;
 44 }                                                  54 }
 45                                                    55 
 46 // ------------------------------------------- <<  56 G4PhysicsLogVector::G4PhysicsLogVector(size_t theNbin)
 47 G4PhysicsLogVector::G4PhysicsLogVector(G4doubl <<  57   : G4PhysicsVector()
 48                                        std::si << 
 49   : G4PhysicsVector(spline)                    << 
 50 {                                                  58 {
 51   numberOfNodes = Nbin + 1;                    <<  59   type = T_G4PhysicsLogVector;
 52   if (Nbin < 2 || Emin >= Emax || Emin <= 0.0) <<  60 
 53   {                                            <<  61   numberOfNodes = theNbin + 1;
 54     G4ExceptionDescription ed;                 <<  62   dataVector.reserve(numberOfNodes);
 55     ed << "G4PhysicsLogVector with wrong param <<  63   binVector.reserve(numberOfNodes);      
 56        << " Emin= " << Emin << " Emax= " << Em <<  64 
 57     G4Exception("G4PhysicsLogVector::G4Physics <<  65   for (size_t i=0; i<numberOfNodes; i++)
 58                 FatalException, ed, "Nbins sho << 
 59   }                                            << 
 60   if (numberOfNodes < 3)                       << 
 61   {                                                66   {
 62     numberOfNodes = 3;                         <<  67      binVector.push_back(0.0);
                                                   >>  68      dataVector.push_back(0.0);
 63   }                                                69   }
                                                   >>  70 }  
                                                   >>  71 
                                                   >>  72 G4PhysicsLogVector::G4PhysicsLogVector(G4double theEmin, 
                                                   >>  73                                        G4double theEmax, size_t theNbin)
                                                   >>  74   : G4PhysicsVector()
                                                   >>  75 {
 64   type = T_G4PhysicsLogVector;                     76   type = T_G4PhysicsLogVector;
 65                                                    77 
 66   binVector.resize(numberOfNodes);             <<  78   dBin     =  std::log10(theEmax/theEmin)/theNbin;
 67   dataVector.resize(numberOfNodes, 0.0);       <<  79   baseBin  =  std::log10(theEmin)/dBin;
 68   binVector[0] = Emin;                         << 
 69   binVector[numberOfNodes - 1] = Emax;         << 
 70   Initialise();                                << 
 71                                                    80 
 72   for (std::size_t i = 1; i <= idxmax; ++i)    <<  81   numberOfNodes = theNbin + 1;
                                                   >>  82   dataVector.reserve(numberOfNodes);
                                                   >>  83   binVector.reserve(numberOfNodes);
                                                   >>  84   static const G4double g4log10 = std::log(10.); 
                                                   >>  85 
                                                   >>  86   binVector.push_back(theEmin);
                                                   >>  87   dataVector.push_back(0.0);
                                                   >>  88 
                                                   >>  89   for (size_t i=1; i<numberOfNodes-1; i++)
                                                   >>  90     {
                                                   >>  91       binVector.push_back(std::exp(g4log10*(baseBin+i)*dBin));
                                                   >>  92       dataVector.push_back(0.0);
                                                   >>  93     }
                                                   >>  94   binVector.push_back(theEmax);
                                                   >>  95   dataVector.push_back(0.0);
                                                   >>  96 
                                                   >>  97   edgeMin = binVector[0];
                                                   >>  98   edgeMax = binVector[numberOfNodes-1];
                                                   >>  99 }  
                                                   >> 100 
                                                   >> 101 G4PhysicsLogVector::~G4PhysicsLogVector()
                                                   >> 102 {
                                                   >> 103 }
                                                   >> 104 
                                                   >> 105 G4bool G4PhysicsLogVector::Retrieve(std::ifstream& fIn, G4bool ascii)
                                                   >> 106 {
                                                   >> 107   G4bool success = G4PhysicsVector::Retrieve(fIn, ascii);
                                                   >> 108   if (success)
 73   {                                               109   {
 74     binVector[i] = edgeMin*G4Exp(i / invdBin); << 110     G4double theEmin = binVector[0];
                                                   >> 111     dBin = std::log10(binVector[1]/theEmin);
                                                   >> 112     baseBin = std::log10(theEmin)/dBin;
 75   }                                               113   }
                                                   >> 114   return success;
 76 }                                                 115 }
 77                                                   116 
 78 // ------------------------------------------- << 117 void G4PhysicsLogVector::ScaleVector(G4double factorE, G4double factorV)
 79 void G4PhysicsLogVector::Initialise()          << 
 80 {                                                 118 {
 81   idxmax  = numberOfNodes - 2;                 << 119   G4PhysicsVector::ScaleVector(factorE, factorV);
 82   edgeMin = binVector[0];                      << 120   G4double theEmin = binVector[0];
 83   edgeMax = binVector[idxmax + 1];             << 121   dBin = std::log10(binVector[1]/theEmin);
 84   invdBin = (idxmax + 1) / G4Log(edgeMax/edgeM << 122   baseBin = std::log10(theEmin)/dBin;
 85   logemin = G4Log(edgeMin);                    << 123 }
                                                   >> 124 
                                                   >> 125 size_t G4PhysicsLogVector::FindBinLocation(G4double theEnergy) const
                                                   >> 126 {
                                                   >> 127   // For G4PhysicsLogVector, FindBinLocation is implemented using
                                                   >> 128   // a simple arithmetic calculation.
                                                   >> 129   //
                                                   >> 130   // Because this is a virtual function, it is accessed through a
                                                   >> 131   // pointer to the G4PhyiscsVector object for most usages. In this
                                                   >> 132   // case, 'inline' will not be invoked. However, there is a possibility 
                                                   >> 133   // that the user access to the G4PhysicsLogVector object directly and 
                                                   >> 134   // not through pointers or references. In this case, the 'inline' will
                                                   >> 135   // be invoked. (See R.B.Murray, "C++ Strategies and Tactics", Chap.6.6)
                                                   >> 136   //G4cout << "G4PhysicsLogVector::FindBinLocation: e= " << theEnergy
                                                   >> 137 
                                                   >> 138   return size_t( std::log10(theEnergy)/dBin - baseBin );
 86 }                                                 139 }
 87                                                   140 
 88 // ------------------------------------------- << 
 89                                                   141