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G4Generator2BS.hh
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//
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// ********************************************************************
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// * License and Disclaimer *
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// * *
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// * The Geant4 software is copyright of the Copyright Holders of *
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// * the Geant4 Collaboration. It is provided under the terms and *
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// * conditions of the Geant4 Software License, included in the file *
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// * LICENSE and available at http://cern.ch/geant4/license . These *
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// * include a list of copyright holders. *
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// * *
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// * Neither the authors of this software system, nor their employing *
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// * institutes,nor the agencies providing financial support for this *
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// * work make any representation or warranty, express or implied, *
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// * regarding this software system or assume any liability for its *
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// * use. Please see the license in the file LICENSE and URL above *
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// * for the full disclaimer and the limitation of liability. *
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// * *
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// * This code implementation is the result of the scientific and *
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// * technical work of the GEANT4 collaboration. *
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// * By using, copying, modifying or distributing the software (or *
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// * any work based on the software) you agree to acknowledge its *
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// * use in resulting scientific publications, and indicate your *
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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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//
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// -------------------------------------------------------------------
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//
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// GEANT4 Class file
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//
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//
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// File name: G4Generator2BS
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//
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// Author: Andreia Trindade (andreia@lip.pt)
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// Pedro Rodrigues (psilva@lip.pt)
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// Luis Peralta (luis@lip.pt)
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//
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// Creation date: 2 June 2003
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//
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// Modifications:
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// 02 Jun 2003 First implementation acording with new design
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// 12 Oct 2010 V.Ivanchenko moved RejectionFunction inline
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//
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//
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// Class Description:
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//
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// Concrete class for Bremsstrahlung Angular Distribution Generation
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// 2BS Distribution
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//
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// -------------------------------------------------------------------
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//
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#ifndef G4Generator2BS_h
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#define G4Generator2BS_h 1
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#include "
G4ios.hh
"
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#include "
globals.hh
"
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#include "
G4VEmAngularDistribution.hh
"
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#include "
G4Log.hh
"
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class
G4Pow
;
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class
G4Generator2BS
:
public
G4VEmAngularDistribution
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{
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public
:
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explicit
G4Generator2BS
(
const
G4String
&
name
=
""
);
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virtual
~G4Generator2BS
();
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virtual
G4ThreeVector
&
SampleDirection
(
const
G4DynamicParticle
* dp,
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G4double
out_energy,
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G4int
Z
,
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const
G4Material
*
mat
=
nullptr
);
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void
PrintGeneratorInformation
()
const
;
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protected
:
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inline
G4double
RejectionFunction
(
G4double
value
)
const
;
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private
:
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// hide assignment operator
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G4Generator2BS
&
operator=
(
const
G4Generator2BS
&
right
)=
delete
;
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G4Generator2BS
(
const
G4Generator2BS
&) =
delete
;
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G4double
fz
;
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G4double
ratio
;
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G4double
ratio1
;
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G4double
ratio2
;
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G4double
delta
;
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G4Pow
*
g4pow
;
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G4int
nwarn
;
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};
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inline
G4double
G4Generator2BS::RejectionFunction
(
G4double
y
)
const
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{
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G4double
y2
= (1 +
y
)*(1 + y);
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G4double
x
= 4*y*
ratio
/
y2
;
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return
4*x -
ratio1
- (
ratio2
-
x
)*
G4Log
(
delta
+
fz
/y2);
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}
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#endif
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geant4
tree
geant4-10.6-release
source
processes
electromagnetic
lowenergy
include
G4Generator2BS.hh
Built by
Jin Huang
. updated:
Wed Jun 29 2022 17:25:31
using
1.8.2 with
ECCE GitHub integration