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G4CrossSectionComposite.cc
Go to the documentation of this file.
Or view
the newest version in sPHENIX GitHub for file G4CrossSectionComposite.cc
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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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// GEANT4 Class file
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//
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// For information related to this code contact:
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//
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// File name: G4CrossSectionComposite
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//
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// Author:
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//
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// Creation date: 15 April 1999
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//
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// Modifications:
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//
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// -------------------------------------------------------------------
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#include "
globals.hh
"
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#include "
G4CrossSectionComposite.hh
"
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#include "
G4VCrossSectionSource.hh
"
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#include "
G4KineticTrack.hh
"
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#include "
G4CrossSectionVector.hh
"
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G4CrossSectionComposite::G4CrossSectionComposite
()
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{ }
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G4CrossSectionComposite::~G4CrossSectionComposite
()
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{ }
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G4bool
G4CrossSectionComposite::operator==
(
const
G4CrossSectionComposite
&
right
)
const
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{
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return
(
this
== (
G4CrossSectionComposite
*) &right);
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}
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G4bool
G4CrossSectionComposite::operator!=
(
const
G4CrossSectionComposite
&
right
)
const
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{
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return
(
this
!= (
G4CrossSectionComposite
*) &right);
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}
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G4double
G4CrossSectionComposite::CrossSection
(
const
G4KineticTrack
& trk1,
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const
G4KineticTrack
& trk2)
const
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{
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// Cross section of composite is the sum of components cross sections
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G4double
crossSection = 0.;
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G4double
ecm = (trk1.
Get4Momentum
() + trk2.
Get4Momentum
()).mag();
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const
G4CrossSectionVector
*
components
=
GetComponents
();
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if
(components != 0)
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{
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G4int
nComponents = this->
GetComponents
()->size();
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// G4int nValid = 0;
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G4int
i;
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for
(i=0; i<nComponents; i++)
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{
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G4CrossSectionSourcePtr
componentPtr = (*components)[i];
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G4VCrossSectionSource
* component = componentPtr();
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if
(component->
IsValid
(ecm))
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{
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crossSection += component->
CrossSection
(trk1,trk2);
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}
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}
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}
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return
crossSection;
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}
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G4bool
G4CrossSectionComposite::IsValid
(
G4double
e
)
const
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{
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// The composite is valid if any of its components are valid
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G4bool
answer =
false
;
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const
G4CrossSectionVector
*
components
=
GetComponents
();
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if
(components != 0)
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{
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G4int
n
= components->size();
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G4int
i;
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for
(i=0; i<
n
; i++)
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{
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G4CrossSectionSourcePtr
componentPtr = (*components)[i];
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G4VCrossSectionSource
* component = componentPtr();
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if
(component->
IsValid
(e))
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{
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answer =
true
;
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break
;
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}
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}
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}
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return
answer;
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}
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geant4
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geant4-10.6-release
source
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hadronic
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src
G4CrossSectionComposite.cc
Built by
Jin Huang
. updated:
Wed Jun 29 2022 17:25:43
using
1.8.2 with
ECCE GitHub integration