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This commit is contained in:
Gabriele Cosmo
2021-06-25 16:12:29 +02:00
parent c968e26a39
commit 6399a014b6
4200 changed files with 207479 additions and 237366 deletions
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source/processes/electromagnetic/lowenergy/src/G4RayleighAngularGenerator.cc
+1 -6
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@@ -45,7 +45,6 @@
// Class for Rayleigh scattering generation
//
// Class Description: End
// -------------------------------------------------------------------
//
//
@@ -109,7 +108,6 @@ G4RayleighAngularGenerator::SampleDirection(const G4DynamicParticle* dp,
G4double cost;
do {
G4double w = w0;
G4double n = n0;
G4double b = b0;
@@ -131,12 +129,9 @@ G4RayleighAngularGenerator::SampleDirection(const G4DynamicParticle* dp,
// sampling of angle
G4double y = w*G4UniformRand();
if(y < numlim) { x = y*n*( 1. + 0.5*(n + 1.)*y*(1. - (n + 2.)*y/3.)); }
//else { x = 1.0/std::pow(1 - y, n) - 1.0; }
if(y < numlim) { x = y*n*( 1. + 0.5*(n + 1.)*y*(1. - (n + 2.)*y/3.)); }
else { x = G4Exp(-n*G4Log(1. - y)) - 1.0; }
cost = 1.0 - x/(b*xx);
//G4cout << "cost = " << cost << " w= " << w << " n= " << n
// << " b= " << b << " x= " << x << " xx= " << xx << G4endl;
} while (2*G4UniformRand() > 1.0 + cost*cost || cost < -1.0);
G4double phi = twopi*G4UniformRand();