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ThePEG
2.2.1
Helicity
Vertex
Scalar
GeneralVSSVertex.h
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// -*- C++ -*-
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#ifndef Helicity_GeneralVSSVertex_H
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#define Helicity_GeneralVSSVertex_H
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//
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// This is the declaration of the GeneralVSSVertex class.
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//
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#include "ThePEG/Helicity/Vertex/AbstractVSSVertex.h"
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#include "ThePEG/Helicity/WaveFunction/ScalarWaveFunction.h"
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#include "ThePEG/Helicity/WaveFunction/VectorWaveFunction.h"
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#include "GeneralVSSVertex.fh"
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namespace
ThePEG
{
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namespace
Helicity {
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using namespace
ThePEG
;
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class
GeneralVSSVertex
:
public
AbstractVSSVertex
{
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public
:
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GeneralVSSVertex
() : a_(1.), b_(-1.)
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{}
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static
void
Init();
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Complex
evaluate(
Energy2
q2,
const
VectorWaveFunction
& vec1,
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const
ScalarWaveFunction
& sca2,
const
ScalarWaveFunction
& sca3);
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VectorWaveFunction
evaluate(
Energy2
q2,
int
iopt,
tcPDPtr
out,
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const
ScalarWaveFunction
& sca2,
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const
ScalarWaveFunction
& sca3,
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complex<Energy> mass=-GeV, complex<Energy> width=-GeV);
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ScalarWaveFunction
evaluate(
Energy2
q2,
int
iopt,
tcPDPtr
out,
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const
VectorWaveFunction
& vec1,
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const
ScalarWaveFunction
& sca2,
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complex<Energy> mass=-GeV, complex<Energy> width=-GeV);
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virtual
void
setCoupling(
Energy2
q2,
tcPDPtr
part1,
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tcPDPtr
part2,
tcPDPtr
part3)=0;
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virtual
void
setCoupling
(
Energy2
,
tcPDPtr
,
tcPDPtr
,
tcPDPtr
,
tcPDPtr
) {
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assert(
false
);
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}
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protected
:
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Complex
a
()
const
{
return
a_;}
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Complex
b
()
const
{
return
b_;}
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void
a
(
Complex
in) {a_=in;}
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void
b
(
Complex
in) {b_=in;}
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private
:
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GeneralVSSVertex
& operator=(
const
GeneralVSSVertex
&) =
delete
;
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private
:
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Complex
a_
;
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Complex
b_
;
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};
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}
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}
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#endif
/* Helicity_GeneralVSSVertex_H */
ThePEG::Helicity::AbstractVSSVertex
The AbstractVSSVertex class is the base class for vector-scalar-scalar interactions in ThePEG...
Definition:
AbstractVSSVertex.h:20
ThePEG::Complex
std::complex< double > Complex
ThePEG code should use Complex for all complex scalars.
Definition:
Complex.h:23
ThePEG::Helicity::GeneralVSSVertex::a_
Complex a_
The coefficent of .
Definition:
GeneralVSSVertex.h:157
ThePEG::Pointer::TransientConstRCPtr
TransientConstRCPtr is a simple wrapper around a bare const pointer which can be assigned to and from...
Definition:
RCPtr.h:696
ThePEG::Helicity::GeneralVSSVertex
Here is the documentation of the GeneralVSSVertex class.
Definition:
GeneralVSSVertex.h:24
ThePEG
This is the main namespace within which all identifiers in ThePEG are declared.
Definition:
FactoryBase.h:28
ThePEG::Helicity::VectorWaveFunction
Definition:
VectorWaveFunction.h:50
ThePEG::Helicity::GeneralVSSVertex::setCoupling
virtual void setCoupling(Energy2, tcPDPtr, tcPDPtr, tcPDPtr, tcPDPtr)
Dummy setCouplings for a four point interaction This method is virtual and must be implemented in cla...
Definition:
GeneralVSSVertex.h:112
ThePEG::Helicity::ScalarWaveFunction
Definition:
ScalarWaveFunction.h:36
ThePEG::Helicity::GeneralVSSVertex::b
void b(Complex in)
Set coefficient of .
Definition:
GeneralVSSVertex.h:141
ThePEG::Helicity::GeneralVSSVertex::a
void a(Complex in)
Set coefficient of .
Definition:
GeneralVSSVertex.h:136
ThePEG::Helicity::GeneralVSSVertex::b
Complex b() const
Access coefficient of .
Definition:
GeneralVSSVertex.h:131
ThePEG::Helicity::GeneralVSSVertex::GeneralVSSVertex
GeneralVSSVertex()
The default constructor.
Definition:
GeneralVSSVertex.h:31
ThePEG::Qty< 0, 2, 0 >
ThePEG::Helicity::GeneralVSSVertex::a
Complex a() const
Member functions top set/get the coefficents.
Definition:
GeneralVSSVertex.h:126
ThePEG::Helicity::GeneralVSSVertex::b_
Complex b_
The coefficent of .
Definition:
GeneralVSSVertex.h:162
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