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geant4/source/global/management/src/G4PhysicsLnVector.cc
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2016-06-10 14:11:04 +02:00

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//
// ********************************************************************
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// * *
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// * This code implementation is the result of the scientific and *
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//
//
// $Id: G4PhysicsLnVector.cc 93409 2015-10-21 13:26:27Z gcosmo $
//
//
// --------------------------------------------------------------
// GEANT 4 class implementation file
//
// G4PhysicsLnVector.cc
//
// 27 Apr 1999 - M.G.Pia: Created from G4PhysicsLogVector
// 19 Jun 2009 - V.Ivanchenko : removed hidden bin
// 02 Oct. 2013 V.Ivanchenko : Remove FindBinLocation method
//
// --------------------------------------------------------------
#include "G4PhysicsLnVector.hh"
#include "G4Exp.hh"
G4PhysicsLnVector::G4PhysicsLnVector()
: G4PhysicsVector()
{
type = T_G4PhysicsLogVector;
}
G4PhysicsLnVector::G4PhysicsLnVector(size_t theNbin)
: G4PhysicsVector()
{
type = T_G4PhysicsLogVector;
numberOfNodes = theNbin + 1;
dataVector.reserve(numberOfNodes);
binVector.reserve(numberOfNodes);
for (size_t i=0; i<numberOfNodes; ++i)
{
binVector.push_back(0.0);
dataVector.push_back(0.0);
}
}
G4PhysicsLnVector::G4PhysicsLnVector(G4double theEmin,
G4double theEmax, size_t theNbin)
: G4PhysicsVector()
{
type = T_G4PhysicsLnVector;
dBin = G4Log(theEmax/theEmin)/theNbin;
baseBin = G4Log(theEmin)/dBin;
numberOfNodes = theNbin + 1;
dataVector.reserve(numberOfNodes);
binVector.reserve(numberOfNodes);
binVector.push_back(theEmin);
dataVector.push_back(0.0);
for (size_t i=1; i<numberOfNodes-1; ++i)
{
binVector.push_back(G4Exp((baseBin+i)*dBin));
dataVector.push_back(0.0);
}
binVector.push_back(theEmax);
dataVector.push_back(0.0);
edgeMin = binVector[0];
edgeMax = binVector[numberOfNodes-1];
}
G4PhysicsLnVector::~G4PhysicsLnVector(){}
G4bool G4PhysicsLnVector::Retrieve(std::ifstream& fIn, G4bool ascii)
{
G4bool success = G4PhysicsVector::Retrieve(fIn, ascii);
if (success)
{
G4double theEmin = binVector[0];
dBin = G4Log(binVector[1]/theEmin);
baseBin = G4Log(theEmin)/dBin;
}
return success;
}
void G4PhysicsLnVector::ScaleVector(G4double factorE, G4double factorV)
{
G4PhysicsVector::ScaleVector(factorE, factorV);
G4double theEmin = binVector[0];
dBin = G4Log(binVector[1]/theEmin);
baseBin = G4Log(theEmin)/dBin;
}