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Herwig  7.2.1
Interfaces defined for the Herwig::ShowerHandler class.
Brief class description:
Main driver class for the showering.
See also Herwig::ShowerHandler

Name: UseConstituentMasses
Type: Switch

Description:
Whether or not to use constituent masses for the reconstruction of the particle after showering.
Registered options:
0(No)
Don't use constituent masses.
1(Yes)
Use constituent masses.
Default value: 1

Name: SpinCorrelations
Type: Switch

Description:
Treatment of spin correlations in the parton shower
Registered options:
0(No)
No spin correlations
1(Yes)
Include the azimuthal spin correlations
Default value: 1

Name: SplitHardProcess
Type: Switch

Description:
Whether or not to try and split the hard process into production and decay processes
Registered options:
0(No)
Don't split the hard process
1(Yes)
Split the hard process
Default value: 1

Name: DoISR
Type: Switch

Description:
Switch on or off initial state radiation.
Registered options:
0(No)
Switch off initial state radiation.
1(Yes)
Switch on initial state radiation.
Default value: 1

Name: DoFSR
Type: Switch

Description:
Switch on or off final state radiation.
Registered options:
0(No)
Switch off final state radiation.
1(Yes)
Switch on final state radiation.
Default value: 1

Name: RestrictPhasespace
Type: Switch

Description:
Switch on or off phasespace restrictions
Registered options:
0(No)
Do not perform phasespace restrictions
1(Yes)
Perform phasespace restrictions
Default value: 1

Name: MaxPtIsMuF
Type: Switch

Description:

Registered options:
0(No)
1(Yes)
Default value: 0

Name: HardScaleProfile
Type: Reference to objects of class Herwig::HardScaleProfile

Description:
The hard scale profile to use.

Name: MaxTryDecay
Type: Integer parameter

Description:
The maximum number of attempts to generate a decay
Default value: 200
Minimum value: 10

Name: HardScaleFactor
Type: Parameter

Description:
The hard scale factor.
Default value: 1
Minimum value: 0

Name: RenormalizationScaleFactor
Type: Parameter

Description:
The renormalization scale factor.
Default value: 1
Minimum value: 0

Name: FactorizationScaleFactor
Type: Parameter

Description:
The factorization scale factor.
Default value: 1
Minimum value: 0

Name: MinimumVirtuality
Type: Parameter

Description:
The minimum virtuality for the space-time model
Default value: 0.1
Minimum value: 0
Maximum value: 1000

Name: IncludeSpaceTime
Type: Switch

Description:
Whether to include the model for the calculation of space-time distances
Registered options:
0(No)
Only include the displacement from the particle-s lifetime for decaying particles
1(Yes)
Include the model
Default value: 0

Name: PDFBRemnant
Type: Reference to objects of class ThePEG::PDFBase

Description:
The PDF for beam particle B used to generate forced splittings of the remnant. This overrides both the particle's own PDF setting and the value set by PDFB if used.

Name: PDFARemnant
Type: Reference to objects of class ThePEG::PDFBase

Description:
The PDF for beam particle A used to generate forced splittings of the remnant. This overrides both the particle's own PDF setting and the value set by PDFA if used.

Name: PDFB
Type: Reference to objects of class ThePEG::PDFBase

Description:
The PDF for beam particle B. Overrides the particle's own PDF setting.By default used for both the shower and forced splitting in the remnant

Name: PDFA
Type: Reference to objects of class ThePEG::PDFBase

Description:
The PDF for beam particle A. Overrides the particle's own PDF setting.By default used for both the shower and forced splitting in the remnant

Name: MPIHandler
Type: Reference to objects of class

Description:
The object that administers all additional scatterings.

Name: DecayInShower
Type: Varying size vector of integer parameters

Description:
PDG codes of the particles to be decayed in the shower
Default value: 0
Minimum value: -10000000
Maximum value: 10000000

Name: MaxTryDP
Type: Integer parameter

Description:
The maximum number of regeneration attempts for an additional hard scattering
Default value: 10
Minimum value: 0
Maximum value: 100

Name: MaxTryMPI
Type: Integer parameter

Description:
The maximum number of regeneration attempts for an additional scattering
Default value: 10
Minimum value: 0
Maximum value: 100

Name: MaxTry
Type: Integer parameter

Description:
The maximum number of attempts for the main showering loop
Default value: 10
Minimum value: 1
Maximum value: 100

Name: PDFFreezingScale
Type: Parameter

Description:
The PDF freezing scale
Default value: 2.5
Minimum value: 2
Maximum value: 10

Name: RemDecayer
Type: Reference to objects of class

Description:
A reference to the Remnant Decayer object

Name: AddVariation
Type: Command

Description:
Add a shower variation.

There may be interfaces inherited from the ThePEG::CascadeHandler class.