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ThePEG
2.3.0
Helicity
Vertex
AbstractSSTVertex.h
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// -*- C++ -*-
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#ifndef HELICITY_AbstractSSTVertex_H
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#define HELICITY_AbstractSSTVertex_H
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//
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// This is the declaration of the AbstractSSTVertex class.
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//
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#include "VertexBase.h"
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#include "ThePEG/Helicity/WaveFunction/ScalarWaveFunction.h"
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#include "ThePEG/Helicity/WaveFunction/TensorWaveFunction.h"
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#include "AbstractSSTVertex.fh"
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namespace
ThePEG
{
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namespace
Helicity {
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class
AbstractSSTVertex
:
public
VertexBase
{
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public
:
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AbstractSSTVertex
() :
VertexBase
(VertexType::SST) {}
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virtual
Complex
evaluate
(
Energy2
q2,
const
ScalarWaveFunction
& sca1,
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const
ScalarWaveFunction
& sca2,
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const
TensorWaveFunction
& ten3) = 0;
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virtual
ScalarWaveFunction
evaluate
(
Energy2
q2,
int
iopt,
tcPDPtr
out,
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const
ScalarWaveFunction
& sca1,
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const
TensorWaveFunction
& ten3,
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complex<Energy> mass=-GeV, complex<Energy> width=-GeV) = 0;
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virtual
TensorWaveFunction
evaluate
(
Energy2
q2,
int
iopt,
tcPDPtr
out,
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const
ScalarWaveFunction
& sca1,
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const
ScalarWaveFunction
& sca2,
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complex<Energy> mass=-GeV, complex<Energy> width=-GeV) = 0;
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public
:
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static
void
Init
();
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private
:
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AbstractSSTVertex
&
operator=
(
const
AbstractSSTVertex
&) =
delete
;
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};
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}
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}
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namespace
ThePEG
{
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}
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#endif
/* HELICITY_AbstractSSTVertex_H */
ThePEG::Helicity::AbstractSSTVertex
The AbstractSSTVertex class is the base class for scalar-scalar-tensor interactions in ThePEG.
Definition:
AbstractSSTVertex.h:20
ThePEG::Helicity::AbstractSSTVertex::AbstractSSTVertex
AbstractSSTVertex()
Default constructor.
Definition:
AbstractSSTVertex.h:28
ThePEG::Helicity::AbstractSSTVertex::evaluate
virtual Complex evaluate(Energy2 q2, const ScalarWaveFunction &sca1, const ScalarWaveFunction &sca2, const TensorWaveFunction &ten3)=0
Members to calculate the helicity amplitude expressions for vertices and off-shell particles.
ThePEG::Helicity::AbstractSSTVertex::Init
static void Init()
The standard Init function used to initialize the interfaces.
ThePEG::Helicity::AbstractSSTVertex::evaluate
virtual TensorWaveFunction evaluate(Energy2 q2, int iopt, tcPDPtr out, const ScalarWaveFunction &sca1, const ScalarWaveFunction &sca2, complex< Energy > mass=-GeV, complex< Energy > width=-GeV)=0
Evaluate the off-shell tensor coming from the vertex.
ThePEG::Helicity::AbstractSSTVertex::operator=
AbstractSSTVertex & operator=(const AbstractSSTVertex &)=delete
The assignment operator is private and must never be called.
ThePEG::Helicity::AbstractSSTVertex::evaluate
virtual ScalarWaveFunction evaluate(Energy2 q2, int iopt, tcPDPtr out, const ScalarWaveFunction &sca1, const TensorWaveFunction &ten3, complex< Energy > mass=-GeV, complex< Energy > width=-GeV)=0
Evaluate the off-shell scalar coming from the vertex.
ThePEG::Helicity::ScalarWaveFunction
Definition:
ScalarWaveFunction.h:36
ThePEG::Helicity::TensorWaveFunction
Definition:
TensorWaveFunction.h:67
ThePEG::Helicity::VertexBase
The VertexBase class is the base class for all helicity amplitude vertices.
Definition:
VertexBase.h:83
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::Qty< 0, 2, 0 >
ThePEG
This is the main namespace within which all identifiers in ThePEG are declared.
Definition:
FactoryBase.h:28
ThePEG::Complex
std::complex< double > Complex
ThePEG code should use Complex for all complex scalars.
Definition:
Complex.h:23
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