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G4VCrossSectionHandler.hh
Go to the documentation of this file.
Or view
the newest version in sPHENIX GitHub for file G4VCrossSectionHandler.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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// Author: Maria Grazia Pia (Maria.Grazia.Pia@cern.ch)
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//
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// History:
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// -----------
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// 16 Sep 2001 MGP Created
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// 26 Sep 2001 V.Ivanchenko Hide copy constructor and assignement operator
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// 18 Apr 2002 V.Ivanchenko Move member function ValueForMaterial to public
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// 21 Jan 2003 V.Ivanchenko Cut per region
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// 15 Jul 2009 N.A.Karakatsanis New methods added for loading logarithmic data
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// to enhance computing performance of interpolation
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//
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// -------------------------------------------------------------------
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// Class description:
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// Low Energy Electromagnetic Physics
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// Base class for cross section manager for an electromagnetic physics process
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// -------------------------------------------------------------------
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#ifndef G4VCROSSSECTIONHANDLER_HH
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#define G4VCROSSSECTIONHANDLER_HH 1
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#include <map>
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#include <vector>
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#include <
CLHEP/Units/SystemOfUnits.h
>
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#include "
globals.hh
"
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#include "
G4DataVector.hh
"
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#include "
G4MaterialCutsCouple.hh
"
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class
G4VDataSetAlgorithm
;
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class
G4VEMDataSet
;
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class
G4Material
;
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class
G4Element
;
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class
G4VCrossSectionHandler
{
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public
:
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G4VCrossSectionHandler
();
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G4VCrossSectionHandler
(
G4VDataSetAlgorithm
*
interpolation
,
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G4double
minE
= 250*
CLHEP::eV
,
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G4double
maxE
= 100*
CLHEP::GeV
,
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G4int
nBins
= 200,
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G4double
unitE =
CLHEP::MeV
,
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G4double
unitData =
CLHEP::barn
,
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G4int
minZ = 1,
G4int
maxZ
= 99);
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virtual
~G4VCrossSectionHandler
();
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void
Initialise
(
G4VDataSetAlgorithm
* interpolation = 0,
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G4double
minE
= 250*
CLHEP::eV
,
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G4double
maxE
= 100*
CLHEP::GeV
,
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G4int
numberOfBins = 200,
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G4double
unitE =
CLHEP::MeV
,
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G4double
unitData =
CLHEP::barn
,
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G4int
minZ = 1,
G4int
maxZ
= 99);
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G4int
SelectRandomAtom
(
const
G4MaterialCutsCouple
* couple,
G4double
e
)
const
;
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const
G4Element
*
SelectRandomElement
(
const
G4MaterialCutsCouple
*
material
,
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G4double
e)
const
;
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G4int
SelectRandomShell
(
G4int
Z
,
G4double
e)
const
;
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G4VEMDataSet
*
BuildMeanFreePathForMaterials
(
const
G4DataVector
* energyCuts = 0);
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G4double
FindValue
(
G4int
Z,
G4double
e)
const
;
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G4double
FindValue
(
G4int
Z,
G4double
e,
G4int
shellIndex)
const
;
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G4double
ValueForMaterial
(
const
G4Material
* material,
G4double
e)
const
;
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void
LoadData
(
const
G4String
& dataFile);
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void
LoadNonLogData
(
const
G4String
& dataFile);
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void
LoadShellData
(
const
G4String
& dataFile);
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void
PrintData
()
const
;
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void
Clear
();
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protected
:
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G4int
NumberOfComponents
(
G4int
Z)
const
;
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void
ActiveElements
();
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// Factory method
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virtual
std::vector<G4VEMDataSet*>*
BuildCrossSectionsForMaterials
(
const
G4DataVector
& energyVector,
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const
G4DataVector
* energyCuts = 0) = 0;
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// Factory method
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virtual
G4VDataSetAlgorithm
*
CreateInterpolation
();
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const
G4VDataSetAlgorithm
*
GetInterpolation
()
const
{
return
interpolation
; }
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private
:
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// Hide copy constructor and assignment operator
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G4VCrossSectionHandler
(
const
G4VCrossSectionHandler
&);
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G4VCrossSectionHandler
&
operator=
(
const
G4VCrossSectionHandler
&
right
);
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G4VDataSetAlgorithm
*
interpolation
;
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G4double
eMin
;
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G4double
eMax
;
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G4int
nBins
;
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G4double
unit1
;
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G4double
unit2
;
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G4int
zMin
;
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G4int
zMax
;
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G4DataVector
activeZ
;
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std::map<G4int,G4VEMDataSet*,std::less<G4int> >
dataMap
;
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std::vector<G4VEMDataSet*>*
crossSections
;
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};
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#endif
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geant4
tree
geant4-10.6-release
source
processes
electromagnetic
lowenergy
include
G4VCrossSectionHandler.hh
Built by
Jin Huang
. updated:
Wed Jun 29 2022 17:25:31
using
1.8.2 with
ECCE GitHub integration