LMU/musrsim
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Fixed bug

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This commit is contained in:
nemu 2014-10-21 17:59:41 +02:00
parent 3440daafcc
commit c6aaabcc64
1 changed files with 12 additions and 12 deletions
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24
src/musrPrimaryGeneratorAction.cc
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@ -258,27 +258,27 @@ void musrPrimaryGeneratorAction::GeneratePrimaries(G4Event* anEvent)
// Add the beam tilt, which depends on the distance from the beam centre.
// if (ySigma>0) {yangle += - pitch * (y-y0)/ySigma; }
if (pitch!=0) {yangle += - pitch * (y-y0); }
} // end of the part specific for the muons generated by random rather then from TURTLE
//------- Add new intial angle
G4double sinXangle, sinYangle, phi;
G4double px, py, pz;
if (zangleSigma<0) {
//------- generate cos(Theta) distribution if zangleSigma < 0 and calculate final momentum
G4double sinXangle, sinYangle, phi;
G4double px, py, pz;
if (zangleSigma<0) {
sinXangle=sqrt(G4UniformRand());
phi=2*CLHEP::pi*G4UniformRand();
// Calculate the final momentum
px = p*sinXangle*cos(phi);
py = p*sinXangle*sin(phi);
pz = std::sqrt(p*p - px*px - py*py);
}
if (zangleSigma> 0) {sinXangle=sin(xangle); sinYangle=sin(yangle);
}
else {
sinXangle=sin(xangle);
sinYangle=sin(yangle);
px = p*sinXangle;
py = p*sinYangle;
pz = std::sqrt(p*p - px*px - py*py);
// printf("px, py, pz = %f, %f, %f\n", px, py, pz);
}
// printf("px, py, pz = %f, %f, %f\n", px, py, pz);
}
// Calculate particle (muon) starting time
G4double ParticleTime; //P.B. 13 May 2009