Import Geant4 10.0.0 source tree
This commit is contained in:
Gabriele Cosmo
@@ -23,7 +23,7 @@
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// * acceptance of all terms of the Geant4 Software license. *
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// ********************************************************************
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//
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// $Id$
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// $Id: G4eBremParametrizedModel.cc 74581 2013-10-15 12:03:25Z gcosmo $
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// GEANT4 tag $Name: geant4-09-04 $
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//
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// -------------------------------------------------------------------
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@@ -60,6 +60,8 @@
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#include "G4ParticleChangeForLoss.hh"
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#include "G4LossTableManager.hh"
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#include "G4ModifiedTsai.hh"
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#include "G4Exp.hh"
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#include "G4Log.hh"
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//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
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@@ -68,6 +70,30 @@ const G4double G4eBremParametrizedModel::xgi[]={ 0.0199, 0.1017, 0.2372, 0.4083,
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const G4double G4eBremParametrizedModel::wgi[]={ 0.0506, 0.1112, 0.1569, 0.1813,
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0.1813, 0.1569, 0.1112, 0.0506 };
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static const G4double tlow = 1.*CLHEP::MeV;
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//
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// GEANT4 internal units.
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//
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static const G4double
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ah10 = 4.67733E+00, ah11 =-6.19012E-01, ah12 = 2.02225E-02,
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ah20 =-7.34101E+00, ah21 = 1.00462E+00, ah22 =-3.20985E-02,
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ah30 = 2.93119E+00, ah31 =-4.03761E-01, ah32 = 1.25153E-02;
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static const G4double
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bh10 = 4.23071E+00, bh11 =-6.10995E-01, bh12 = 1.95531E-02,
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bh20 =-7.12527E+00, bh21 = 9.69160E-01, bh22 =-2.74255E-02,
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bh30 = 2.69925E+00, bh31 =-3.63283E-01, bh32 = 9.55316E-03;
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static const G4double
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al00 =-2.05398E+00, al01 = 2.38815E-02, al02 = 5.25483E-04,
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al10 =-7.69748E-02, al11 =-6.91499E-02, al12 = 2.22453E-03,
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al20 = 4.06463E-02, al21 =-1.01281E-02, al22 = 3.40919E-04;
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static const G4double
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bl00 = 1.04133E+00, bl01 =-9.43291E-03, bl02 =-4.54758E-04,
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bl10 = 1.19253E-01, bl11 = 4.07467E-02, bl12 =-1.30718E-03,
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bl20 =-1.59391E-02, bl21 = 7.27752E-03, bl22 =-1.94405E-04;
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using namespace std;
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@@ -101,8 +127,8 @@ G4eBremParametrizedModel::G4eBremParametrizedModel(const G4ParticleDefinition* p
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void G4eBremParametrizedModel::InitialiseConstants()
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{
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facFel = log(184.15);
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facFinel = log(1194.);
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facFel = G4Log(184.15);
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facFinel = G4Log(1194.);
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}
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//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
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@@ -155,7 +181,7 @@ void G4eBremParametrizedModel::Initialise(const G4ParticleDefinition* p,
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currentZ = 0.;
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InitialiseElementSelectors(p, cuts);
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if(IsMaster()) { InitialiseElementSelectors(p, cuts); }
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if(isInitialised) { return; }
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fParticleChange = GetParticleChangeForLoss();
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@@ -164,6 +190,14 @@ void G4eBremParametrizedModel::Initialise(const G4ParticleDefinition* p,
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//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
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void G4eBremParametrizedModel::InitialiseLocal(const G4ParticleDefinition*,
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G4VEmModel* masterModel)
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{
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SetElementSelectors(masterModel->GetElementSelectors());
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}
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//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
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G4double G4eBremParametrizedModel::ComputeDEDXPerVolume(
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const G4Material* material,
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const G4ParticleDefinition* p,
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@@ -192,7 +226,6 @@ G4double G4eBremParametrizedModel::ComputeDEDXPerVolume(
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}
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dedx *= bremFactor;
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return dedx;
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}
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@@ -259,14 +292,13 @@ G4double G4eBremParametrizedModel::ComputeCrossSectionPerAtom(
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//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
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G4double G4eBremParametrizedModel::ComputeXSectionPerAtom(G4double cut)
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{
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G4double cross = 0.0;
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// number of intervals and integration step
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G4double vcut = log(cut/totalEnergy);
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G4double vmax = log(kinEnergy/totalEnergy);
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G4double vcut = G4Log(cut/totalEnergy);
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G4double vmax = G4Log(kinEnergy/totalEnergy);
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G4int n = (G4int)(0.45*(vmax - vcut)) + 4;
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// n=1; // integration test
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G4double delta = (vmax - vcut)/G4double(n);
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@@ -279,7 +311,7 @@ G4double G4eBremParametrizedModel::ComputeXSectionPerAtom(G4double cut)
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for(G4int i=0; i<8; i++) {
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G4double eg = exp(e0 + xgi[i]*delta)*totalEnergy;
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G4double eg = G4Exp(e0 + xgi[i]*delta)*totalEnergy;
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xs = ComputeDXSectionPerAtom(eg);
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@@ -295,40 +327,14 @@ G4double G4eBremParametrizedModel::ComputeXSectionPerAtom(G4double cut)
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//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
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//
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// GEANT4 internal units.
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//
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static const G4double
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ah10 = 4.67733E+00, ah11 =-6.19012E-01, ah12 = 2.02225E-02,
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ah20 =-7.34101E+00, ah21 = 1.00462E+00, ah22 =-3.20985E-02,
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ah30 = 2.93119E+00, ah31 =-4.03761E-01, ah32 = 1.25153E-02;
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static const G4double
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bh10 = 4.23071E+00, bh11 =-6.10995E-01, bh12 = 1.95531E-02,
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bh20 =-7.12527E+00, bh21 = 9.69160E-01, bh22 =-2.74255E-02,
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bh30 = 2.69925E+00, bh31 =-3.63283E-01, bh32 = 9.55316E-03;
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static const G4double
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al00 =-2.05398E+00, al01 = 2.38815E-02, al02 = 5.25483E-04,
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al10 =-7.69748E-02, al11 =-6.91499E-02, al12 = 2.22453E-03,
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al20 = 4.06463E-02, al21 =-1.01281E-02, al22 = 3.40919E-04;
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static const G4double
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bl00 = 1.04133E+00, bl01 =-9.43291E-03, bl02 =-4.54758E-04,
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bl10 = 1.19253E-01, bl11 = 4.07467E-02, bl12 =-1.30718E-03,
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bl20 =-1.59391E-02, bl21 = 7.27752E-03, bl22 =-1.94405E-04;
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static const G4double tlow = 1.*MeV;
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G4double ScreenFunction1(G4double ScreenVariable)
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// compute the value of the screening function 3*PHI1 - PHI2
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G4double G4eBremParametrizedModel::ScreenFunction1(G4double ScreenVariable)
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{
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G4double screenVal;
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if (ScreenVariable > 1.)
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screenVal = 42.24 - 8.368*std::log(ScreenVariable+0.952);
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screenVal = 42.24 - 8.368*G4Log(ScreenVariable+0.952);
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else
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screenVal = 42.392 - ScreenVariable* (7.796 - 1.961*ScreenVariable);
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@@ -337,40 +343,43 @@ G4double ScreenFunction1(G4double ScreenVariable)
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//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
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G4double ScreenFunction2(G4double ScreenVariable)
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// compute the value of the screening function 1.5*PHI1 - 0.5*PHI2
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G4double G4eBremParametrizedModel::ScreenFunction2(G4double ScreenVariable)
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{
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G4double screenVal;
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if (ScreenVariable > 1.)
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screenVal = 42.24 - 8.368*std::log(ScreenVariable+0.952);
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screenVal = 42.24 - 8.368*G4Log(ScreenVariable+0.952);
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else
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screenVal = 41.734 - ScreenVariable* (6.484 - 1.250*ScreenVariable);
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return screenVal;
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}
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//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
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// Parametrized cross section
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G4double ComputeParametrizedDXSectionPerAtom(G4double kineticEnergy, G4double gammaEnergy, G4double Z) {
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G4double lnZ = std::log(Z); // 3.*(anElement->GetIonisation()->GetlogZ3());
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G4double G4eBremParametrizedModel::ComputeParametrizedDXSectionPerAtom(
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G4double kineticEnergy,
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G4double gammaEnergy, G4double Z)
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{
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SetCurrentElement(Z);
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G4double FZ = lnZ* (4.- 0.55*lnZ);
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G4double ZZ = std::pow (Z*(Z+1.),1./3.); // anElement->GetIonisation()->GetZZ3();
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G4double Z3 = std::pow (Z,1./3.); // (anElement->GetIonisation()->GetZ3())
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G4double Z3 = z13;
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G4double ZZ = z13*nist->GetZ13(G4lrint(Z)+1);
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G4double totalEnergy = kineticEnergy + electron_mass_c2;
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totalEnergy = kineticEnergy + electron_mass_c2;
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// G4double x, epsil, greject, migdal, grejmax, q;
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G4double epsil, greject;
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G4double U = log(kineticEnergy/electron_mass_c2);
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G4double U = G4Log(kineticEnergy/electron_mass_c2);
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G4double U2 = U*U;
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// precalculated parameters
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G4double ah, bh;
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if (kineticEnergy > tlow) {
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if (kineticEnergy > tlow) {
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G4double ah1 = ah10 + ZZ* (ah11 + ZZ* ah12);
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G4double ah2 = ah20 + ZZ* (ah21 + ZZ* ah22);
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@@ -424,7 +433,7 @@ if (kineticEnergy > tlow) {
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*/
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}
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return greject;
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return greject;
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}
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//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
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@@ -454,8 +463,7 @@ G4double G4eBremParametrizedModel::ComputeDXSectionPerAtom(G4double gammaEnergy)
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G4double main2 = ComputeParametrizedDXSectionPerAtom(kinEnergy,gammaEnergy,currentZ);
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std::cout<<"main2 = "<<main2<<std::endl;
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std::cout<<"main2tot = "<<main2 * ( (Fel-fCoulomb) + Finel/currentZ ) / (Fel-fCoulomb);
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std::cout<<"main2tot = "<<main2 * ( (Fel-fCoulomb) + Finel/currentZ )/(Fel-fCoulomb);
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G4double cross = main2; //main+secondTerm;
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return cross;
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@@ -486,12 +494,12 @@ void G4eBremParametrizedModel::SampleSecondaries(
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totalEnergy = kineticEnergy + particleMass;
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densityCorr = densityFactor*totalEnergy*totalEnergy;
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G4double xmin = log(cut*cut + densityCorr);
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G4double xmax = log(emax*emax + densityCorr);
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G4double xmin = G4Log(cut*cut + densityCorr);
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G4double xmax = G4Log(emax*emax + densityCorr);
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G4double gammaEnergy, f, x;
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do {
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x = exp(xmin + G4UniformRand()*(xmax - xmin)) - densityCorr;
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x = G4Exp(xmin + G4UniformRand()*(xmax - xmin)) - densityCorr;
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if(x < 0.0) x = 0.0;
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gammaEnergy = sqrt(x);
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f = ComputeDXSectionPerAtom(gammaEnergy);
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