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source
processes
hadronic
models
cascade
cascade
src
G4InteractionCase.cc
Go to the documentation of this file.
1
//
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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, *
14
// * 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 *
19
// * 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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// 20100518 M. Kelsey -- Move code from Colliders' "bulletTargetSetter()"
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// to setBulletTarget().
29
30
#include "
G4InteractionCase.hh
"
31
#include "
G4InuclParticle.hh
"
32
#include "
G4InuclElementaryParticle.hh
"
33
#include "
G4InuclNuclei.hh
"
34
35
36
// Evaluate concrete types of input particles and assign bullet, target
37
38
void
G4InteractionCase::set
(
G4InuclParticle
* part1,
39
G4InuclParticle
* part2) {
40
clear
();
// Reset everything in case of failure
41
42
// See which one of the two (or both) is a nucleus
43
G4InuclNuclei
* nucl1 =
dynamic_cast<
G4InuclNuclei
*
>
(part1);
44
G4InuclNuclei
* nucl2 =
dynamic_cast<
G4InuclNuclei
*
>
(part2);
45
46
G4InuclElementaryParticle
* had1 =
dynamic_cast<
G4InuclElementaryParticle
*
>
(part1);
47
G4InuclElementaryParticle
* had2 =
dynamic_cast<
G4InuclElementaryParticle
*
>
(part2);
48
49
if
(nucl1 && nucl2) {
// Nuclear collision, lighter is projectile
50
inter_case
= -2;
51
if
(nucl2->
getA
() >= nucl1->
getA
()) {
52
bullet
= part1;
53
target
= part2;
54
}
else
{
55
bullet
= part2;
56
target
= part1;
57
}
58
}
else
if
(nucl1 || nucl2) {
// Hadron on nucleus, hadron projectile
59
inter_case
= -1;
60
if
(nucl1 && had2) {
61
bullet
= part2;
62
target
= part1;
63
}
else
{
64
bullet
= part1;
65
target
= part2;
66
}
67
}
else
if
(had1 && had2) {
// Hadron-hadron interaction, order irrelevant
68
inter_case
= had1->
type
() * had2->
type
();
69
bullet
= part1;
70
target
= part2;
71
}
72
}
G4InteractionCase.hh
G4InuclElementaryParticle.hh
G4InuclNuclei.hh
G4InuclParticle.hh
G4InteractionCase::target
G4InuclParticle * target
Definition:
G4InteractionCase.hh:68
G4InteractionCase::clear
void clear()
Definition:
G4InteractionCase.hh:49
G4InteractionCase::inter_case
G4int inter_case
Definition:
G4InteractionCase.hh:70
G4InteractionCase::set
void set(G4InuclParticle *part1, G4InuclParticle *part2)
Definition:
G4InteractionCase.cc:38
G4InteractionCase::bullet
G4InuclParticle * bullet
Definition:
G4InteractionCase.hh:67
G4InuclElementaryParticle
Definition:
G4InuclElementaryParticle.hh:58
G4InuclElementaryParticle::type
G4int type() const
Definition:
G4InuclElementaryParticle.hh:103
G4InuclNuclei
Definition:
G4InuclNuclei.hh:67
G4InuclNuclei::getA
G4int getA() const
Definition:
G4InuclNuclei.hh:136
G4InuclParticle
Definition:
G4InuclParticle.hh:52
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