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Herwig
7.2.1
Shower
QTilde
QTildeShowerHandler.h
1
// -*- C++ -*-
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#ifndef Herwig_QTildeShowerHandler_H
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#define Herwig_QTildeShowerHandler_H
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//
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// This is the declaration of the QTildeShowerHandler class.
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//
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#include "QTildeShowerHandler.fh"
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#include "Herwig/Shower/ShowerHandler.h"
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#include "Herwig/Shower/QTilde/SplittingFunctions/SplittingGenerator.h"
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#include "Herwig/Shower/QTilde/Base/ShowerTree.h"
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#include "Herwig/Shower/QTilde/Base/ShowerProgenitor.fh"
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#include "Herwig/Shower/QTilde/Base/HardTree.h"
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#include "Herwig/Shower/QTilde/Base/Branching.h"
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#include "Herwig/Shower/QTilde/Base/ShowerVeto.h"
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#include "Herwig/Shower/QTilde/Base/FullShowerVeto.h"
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#include "Herwig/Shower/QTilde/Kinematics/KinematicsReconstructor.fh"
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#include "Herwig/Shower/QTilde/Base/PartnerFinder.fh"
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#include "Herwig/Shower/QTilde/SplittingFunctions/SudakovFormFactor.fh"
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#include "Herwig/MatrixElement/HwMEBase.h"
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#include "Herwig/Decay/HwDecayerBase.h"
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#include "Herwig/MatrixElement/Matchbox/Matching/ShowerApproximation.h"
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#include "Herwig/Shower/RealEmissionProcess.h"
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#include "Herwig/Utilities/Statistic.h"
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namespace
Herwig
{
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using namespace
ThePEG
;
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36
class
QTildeShowerHandler
:
public
ShowerHandler
{
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public
:
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typedef
Ptr<XComb>::pointer
XCPtr
;
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public
:
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52
QTildeShowerHandler
();
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57
virtual
~
QTildeShowerHandler
();
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public
:
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69
void
fillEventRecord();
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virtual
Energy
hardScale
()
const
{
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return
muPt;
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}
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82
virtual
bool
showerHardProcessVeto
()
const
{
return
false
; }
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virtual
HardTreePtr generateCKKW(ShowerTreePtr tree)
const
;
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96
virtual
void
showerHardProcess(ShowerTreePtr,XCPtr);
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101
virtual
void
showerDecay(ShowerTreePtr);
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108
112
tSplittingGeneratorPtr
splittingGenerator
()
const
{
return
_splittingGenerator; }
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117
int
hardEmission
()
const
{
return
_hardEmission;}
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virtual
void
connectTrees(ShowerTreePtr showerTree, HardTreePtr hardTree,
bool
hard );
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132
unsigned
int
softCorrelations
()
const
{
133
return
_softOpt;
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}
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139
virtual
bool
correlations
()
const
{
140
return
spinCorrelations()!=0||_softOpt!=0;
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}
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public
:
152
tKinematicsReconstructorPtr
kinematicsReconstructor
()
const
{
return
_reconstructor; }
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tPartnerFinderPtr
partnerFinder
()
const
{
return
_partnerfinder; }
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160
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protected
:
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void
doShowering(
bool
hard,XCPtr);
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virtual
RealEmissionProcessPtr hardMatrixElementCorrection(
bool
);
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virtual
void
hardestEmission(
bool
hard);
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void
setupMECorrection(RealEmissionProcessPtr real);
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virtual
vector<ShowerProgenitorPtr> setupShower(
bool
hard);
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194
virtual
void
setEvolutionPartners(
bool
hard,
ShowerInteraction
,
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bool
clear);
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210
virtual
bool
timeLikeShower(tShowerParticlePtr particle,
ShowerInteraction
,
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Branching
fb,
bool
first);
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virtual
bool
spaceLikeShower(tShowerParticlePtr particle,
PPtr
beam,
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ShowerInteraction
);
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virtual
bool
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spaceLikeDecayShower(tShowerParticlePtr particle,
235
const
ShowerParticle::EvolutionScales
& maxScales,
236
Energy minimumMass,
ShowerInteraction
,
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Branching
fb);
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virtual
bool
truncatedTimeLikeShower(tShowerParticlePtr particle,
243
HardBranchingPtr branch,
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ShowerInteraction
type,
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Branching
fb,
bool
first);
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virtual
bool
truncatedSpaceLikeShower(tShowerParticlePtr particle,
PPtr
beam,
251
HardBranchingPtr branch,
252
ShowerInteraction
type);
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257
virtual
bool
truncatedSpaceLikeDecayShower(tShowerParticlePtr particle,
258
const
ShowerParticle::EvolutionScales
& maxScales,
259
Energy minimumMass, HardBranchingPtr branch,
260
ShowerInteraction
type,
Branching
fb);
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270
bool
MECOn
()
const
{
271
return
_hardEmission == 1;
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}
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bool
hardMEC
()
const
{
278
return
_hardEmission == 1 && (_meCorrMode == 1 || _meCorrMode == 2);
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}
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284
bool
softMEC
()
const
{
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return
_hardEmission == 1 && (_meCorrMode == 1 || _meCorrMode > 2);
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}
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bool
isTruncatedShowerON
()
const
{
return
_trunc_Mode;}
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bool
ipTon
()
const
{
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return
_iptrms !=
ZERO
|| ( _beta == 1.0 && _gamma !=
ZERO
&& _iptmax !=
ZERO
);
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}
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void
addVeto
(ShowerVetoPtr v) { _vetoes.push_back(v); }
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void
removeVeto
(ShowerVetoPtr v) {
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vector<ShowerVetoPtr>::iterator vit =
find
(_vetoes.begin(),_vetoes.end(),v);
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if
(vit != _vetoes.end())
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_vetoes.erase(vit);
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}
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bool
hardVetoReadOption
()
const
{
return
_hardVetoReadOption;}
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343
double
initialStateRadiationEnhancementFactor
()
const
{
return
_initialenhance; }
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double
finalStateRadiationEnhancementFactor
()
const
{
return
_finalenhance; }
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void
initialStateRadiationEnhancementFactor
(
double
in) { _initialenhance=in; }
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void
finalStateRadiationEnhancementFactor
(
double
in) { _finalenhance=in; }
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368
tHardTreePtr
hardTree
() {
return
_hardtree;}
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void
hardTree
(tHardTreePtr in) {_hardtree = in;}
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Ptr<BeamParticleData>::const_pointer
beamParticle
()
const
{
return
_beam; }
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void
setBeamParticle
(Ptr<BeamParticleData>::const_pointer in) { _beam=in; }
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tShowerTreePtr
currentTree
() {
return
_currenttree; }
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void
currentTree
(tShowerTreePtr tree) { _currenttree=tree; }
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unsigned
int
maximumTries
()
const
{
return
_maxtry; }
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ShowerProgenitorPtr
progenitor
() {
return
_progenitor; }
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void
progenitor
(ShowerProgenitorPtr in) { _progenitor=in; }
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virtual
void
generateIntrinsicpT(vector<ShowerProgenitorPtr>);
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map<tShowerProgenitorPtr,pair<Energy,double> > &
intrinsicpT
() {
return
_intrinsic; }
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void
setupMaximumScales(
const
vector<ShowerProgenitorPtr> &,XCPtr);
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void
setupHardScales(
const
vector<ShowerProgenitorPtr> &,XCPtr);
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void
convertHardTree(
bool
hard,
ShowerInteraction
type);
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protected
:
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457
PPtr
findFirstParton(
tPPtr
seed)
const
;
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462
tPPair
remakeRemnant(
tPPair
oldp);
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protected
:
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469
virtual
bool
startTimeLikeShower(
ShowerInteraction
);
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474
void
updateHistory(tShowerParticlePtr particle);
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479
virtual
bool
startSpaceLikeShower(
PPtr
,
ShowerInteraction
);
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virtual
bool
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startSpaceLikeDecayShower(
const
ShowerParticle::EvolutionScales
& maxScales,
486
Energy minimumMass,
ShowerInteraction
);
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Branching
selectTimeLikeBranching(tShowerParticlePtr particle,
492
ShowerInteraction
type,
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HardBranchingPtr branch);
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Branching
selectSpaceLikeDecayBranching(tShowerParticlePtr particle,
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const
ShowerParticle::EvolutionScales
& maxScales,
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Energy minmass,
ShowerInteraction
type,
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HardBranchingPtr branch);
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ShowerParticleVector
createTimeLikeChildren(tShowerParticlePtr particle,
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IdList
ids);
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virtual
bool
timeLikeVetoed(
const
Branching
&,ShowerParticlePtr);
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virtual
bool
spaceLikeVetoed(
const
Branching
&,ShowerParticlePtr);
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521
virtual
bool
spaceLikeDecayVetoed(
const
Branching
&,ShowerParticlePtr);
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bool
hardOnly
()
const
{
return
_limitEmissions==3;}
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531
void
checkFlags();
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536
void
addFSRUsingDecayPOWHEG(HardTreePtr ISRTree);
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public
:
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546
void
persistentOutput(
PersistentOStream
& os)
const
;
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void
persistentInput(
PersistentIStream
& is,
int
version);
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static
void
Init();
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protected
:
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virtual
tPPair
cascade(
tSubProPtr
sub, XCPtr xcomb);
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void
decay(ShowerTreePtr tree,
ShowerDecayMap
& decay);
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protected
:
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584
virtual
IBPtr
clone()
const
;
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virtual
IBPtr
fullclone()
const
;
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protected
:
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virtual
void
doinit();
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virtual
void
doinitrun();
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private
:
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QTildeShowerHandler
& operator=(
const
QTildeShowerHandler
&) =
delete
;
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private
:
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619
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628
ShowerTreePtr
hard_
;
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633
ShowerDecayMap
decay_
;
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638
vector<ShowerTreePtr>
done_
;
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private :
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646
SplittingGeneratorPtr
_splittingGenerator
;
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651
unsigned
int
_maxtry
;
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656
unsigned
int
_meCorrMode
;
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661
unsigned
int
_evolutionScheme
;
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670
bool
_hardVetoReadOption
;
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675
Energy
_iptrms
;
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680
double
_beta
;
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685
Energy
_gamma
;
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690
Energy
_iptmax
;
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695
unsigned
int
_limitEmissions
;
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700
ShowerProgenitorPtr
_progenitor
;
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705
HwMEBasePtr
_hardme
;
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710
HwDecayerBasePtr
_decayme
;
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715
ShowerTreePtr
_currenttree
;
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720
HardTreePtr
_hardtree
;
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730
double
_initialenhance
;
731
735
double
_finalenhance
;
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741
Ptr<BeamParticleData>::const_pointer
_beam
;
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746
map<tShowerProgenitorPtr,pair<Energy,double> >
_intrinsic
;
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751
vector<ShowerVetoPtr>
_vetoes
;
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756
vector<FullShowerVetoPtr>
_fullShowerVetoes
;
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761
unsigned
int
_nReWeight
;
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766
bool
_reWeight
;
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771
unsigned
int
_nis
;
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776
unsigned
int
_nfs
;
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781
ShowerInteraction
interaction_
;
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786
bool
_trunc_Mode
;
787
791
int
_hardEmission
;
792
796
unsigned
int
_softOpt
;
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801
bool
_hardPOWHEG
;
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807
static
bool
_hardEmissionWarn
;
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813
static
bool
_missingTruncWarn
;
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818
Energy
muPt
;
819
820
private
:
828
KinematicsReconstructorPtr
_reconstructor
;
829
833
PartnerFinderPtr
_partnerfinder
;
834
836
837
};
838
839
}
840
841
#endif
/* HERWIG_QTildeShowerHandler_H */
Herwig::QTildeShowerHandler::initialStateRadiationEnhancementFactor
double initialStateRadiationEnhancementFactor() const
Enhancement factors for radiation needed to generate the soft matrix element correction.
Definition:
QTildeShowerHandler.h:343
ThePEG::PPtr
ThePEG::Ptr< Particle >::pointer PPtr
Herwig::QTildeShowerHandler::_hardme
HwMEBasePtr _hardme
Matrix element.
Definition:
QTildeShowerHandler.h:705
Herwig::QTildeShowerHandler::_initialenhance
double _initialenhance
Radiation enhancement factors for use with the veto algorithm if needed by the soft matrix element co...
Definition:
QTildeShowerHandler.h:730
Herwig::ShowerDecayMap
multimap< Energy, ShowerTreePtr, std::greater< Energy > > ShowerDecayMap
Typedef for map of ShowerTrees for decays.
Definition:
ShowerTree.h:29
Herwig::QTildeShowerHandler::progenitor
void progenitor(ShowerProgenitorPtr in)
Set the progenitor.
Definition:
QTildeShowerHandler.h:424
ThePEG::PersistentIStream
Herwig::QTildeShowerHandler::_partnerfinder
PartnerFinderPtr _partnerfinder
Pointer to the PartnerFinder object.
Definition:
QTildeShowerHandler.h:833
Herwig::ShowerParticleVector
vector< ShowerParticlePtr > ShowerParticleVector
A Vector of ShowerParticle pointers.
Definition:
ShowerConfig.h:54
Herwig::ShowerInteraction
ShowerInteraction
Handy header file to be included in all Shower classes.
Definition:
ShowerInteraction.h:23
Herwig::QTildeShowerHandler::_reWeight
bool _reWeight
Whether or not we are reweighting.
Definition:
QTildeShowerHandler.h:766
Herwig::QTildeShowerHandler::_meCorrMode
unsigned int _meCorrMode
Matrix element correction switch.
Definition:
QTildeShowerHandler.h:656
Herwig::QTildeShowerHandler::_trunc_Mode
bool _trunc_Mode
Truncated shower switch.
Definition:
QTildeShowerHandler.h:786
Herwig::QTildeShowerHandler::maximumTries
unsigned int maximumTries() const
Access the maximum number of attempts to generate the shower.
Definition:
QTildeShowerHandler.h:410
ThePEG::PersistentOStream
Herwig::QTildeShowerHandler::isTruncatedShowerON
bool isTruncatedShowerON() const
Is the truncated shower on?
Definition:
QTildeShowerHandler.h:292
Herwig::QTildeShowerHandler
The QTildeShowerHandler class.
Definition:
QTildeShowerHandler.h:36
ThePEG::IBPtr
ThePEG::Ptr< InterfacedBase >::pointer IBPtr
Herwig::QTildeShowerHandler::muPt
Energy muPt
The relevant hard scale to be used in the profile scales.
Definition:
QTildeShowerHandler.h:818
Herwig::QTildeShowerHandler::correlations
virtual bool correlations() const
Any correlations.
Definition:
QTildeShowerHandler.h:139
Herwig::QTildeShowerHandler::_finalenhance
double _finalenhance
Enhancement factor for final-state radiation.
Definition:
QTildeShowerHandler.h:735
Herwig::QTildeShowerHandler::softCorrelations
unsigned int softCorrelations() const
Access to switches for spin correlations.
Definition:
QTildeShowerHandler.h:132
ThePEG
Herwig::QTildeShowerHandler::_progenitor
ShowerProgenitorPtr _progenitor
The progenitor of the current shower.
Definition:
QTildeShowerHandler.h:700
Herwig::QTildeShowerHandler::_vetoes
vector< ShowerVetoPtr > _vetoes
Vetoes.
Definition:
QTildeShowerHandler.h:751
Herwig::QTildeShowerHandler::_limitEmissions
unsigned int _limitEmissions
Limit the number of emissions for testing.
Definition:
QTildeShowerHandler.h:695
Herwig::QTildeShowerHandler::_softOpt
unsigned int _softOpt
Option for the kernal for soft correlations.
Definition:
QTildeShowerHandler.h:796
Herwig::QTildeShowerHandler::_reconstructor
KinematicsReconstructorPtr _reconstructor
Pointer to the various objects.
Definition:
QTildeShowerHandler.h:828
Herwig::QTildeShowerHandler::decay_
ShowerDecayMap decay_
The ShowerTree for the decays.
Definition:
QTildeShowerHandler.h:633
Herwig::QTildeShowerHandler::_hardEmissionWarn
static bool _hardEmissionWarn
True if no warnings about incorrect hard emission mode setting have been issued yet.
Definition:
QTildeShowerHandler.h:807
Herwig::QTildeShowerHandler::currentTree
tShowerTreePtr currentTree()
Set/Get the current tree being evolver for inheriting classes.
Definition:
QTildeShowerHandler.h:398
Herwig::IdList
vector< tcPDPtr > IdList
Definition of the IdList for branchings.
Definition:
ShowerConfig.h:64
ThePEG::tPPair
pair< tPPtr, tPPtr > tPPair
find
Iterator find(IteratorRange< Iterator > r, const T &t)
Herwig::QTildeShowerHandler::_nis
unsigned int _nis
number of IS emissions
Definition:
QTildeShowerHandler.h:771
Herwig::QTildeShowerHandler::intrinsicpT
map< tShowerProgenitorPtr, pair< Energy, double > > & intrinsicpT()
Access to the intrinsic for inheriting classes.
Definition:
QTildeShowerHandler.h:435
Herwig::QTildeShowerHandler::progenitor
ShowerProgenitorPtr progenitor()
Set/Get the ShowerProgenitor for the current shower.
Definition:
QTildeShowerHandler.h:419
Herwig::QTildeShowerHandler::hard_
ShowerTreePtr hard_
Stuff from the ShowerHandler.
Definition:
QTildeShowerHandler.h:628
Herwig::QTildeShowerHandler::_evolutionScheme
unsigned int _evolutionScheme
Control of the reconstruction option.
Definition:
QTildeShowerHandler.h:661
Herwig::QTildeShowerHandler::beamParticle
Ptr< BeamParticleData >::const_pointer beamParticle() const
Access/set the beam particle for the current initial-state shower.
Definition:
QTildeShowerHandler.h:383
Herwig::QTildeShowerHandler::initialStateRadiationEnhancementFactor
void initialStateRadiationEnhancementFactor(double in)
Set the enhancement factor for initial-state radiation.
Definition:
QTildeShowerHandler.h:353
Herwig::QTildeShowerHandler::removeVeto
void removeVeto(ShowerVetoPtr v)
Remove a veto.
Definition:
QTildeShowerHandler.h:316
Herwig::QTildeShowerHandler::setBeamParticle
void setBeamParticle(Ptr< BeamParticleData >::const_pointer in)
Set the beam particle data.
Definition:
QTildeShowerHandler.h:388
Herwig::QTildeShowerHandler::ipTon
bool ipTon() const
Switch for intrinsic pT.
Definition:
QTildeShowerHandler.h:301
Herwig::QTildeShowerHandler::_nReWeight
unsigned int _nReWeight
Number of iterations for reweighting.
Definition:
QTildeShowerHandler.h:761
Herwig::QTildeShowerHandler::_hardEmission
int _hardEmission
Mode for the hard emissions.
Definition:
QTildeShowerHandler.h:791
Herwig::QTildeShowerHandler::_hardtree
HardTreePtr _hardtree
The HardTree currently being showered.
Definition:
QTildeShowerHandler.h:720
Herwig::QTildeShowerHandler::showerHardProcessVeto
virtual bool showerHardProcessVeto() const
Hook to allow vetoing of event after showering hard sub-process as in e.g.
Definition:
QTildeShowerHandler.h:82
Herwig::QTildeShowerHandler::kinematicsReconstructor
tKinematicsReconstructorPtr kinematicsReconstructor() const
Access methods to access the objects.
Definition:
QTildeShowerHandler.h:152
Herwig::QTildeShowerHandler::hardMEC
bool hardMEC() const
Any hard ME correction?
Definition:
QTildeShowerHandler.h:277
Herwig::QTildeShowerHandler::_hardPOWHEG
bool _hardPOWHEG
Option for hard radiation in POWHEG events.
Definition:
QTildeShowerHandler.h:801
Herwig::QTildeShowerHandler::partnerFinder
tPartnerFinderPtr partnerFinder() const
Access to the PartnerFinder object.
Definition:
QTildeShowerHandler.h:157
Herwig::QTildeShowerHandler::_currenttree
ShowerTreePtr _currenttree
The ShowerTree currently being showered.
Definition:
QTildeShowerHandler.h:715
Herwig::QTildeShowerHandler::hardEmission
int hardEmission() const
Mode for hard emissions.
Definition:
QTildeShowerHandler.h:117
Herwig::QTildeShowerHandler::done_
vector< ShowerTreePtr > done_
The ShowerTrees for which the initial shower.
Definition:
QTildeShowerHandler.h:638
ThePEG::tSubProPtr
ThePEG::Ptr< SubProcess >::transient_pointer tSubProPtr
Herwig::QTildeShowerHandler::_splittingGenerator
SplittingGeneratorPtr _splittingGenerator
Pointer to the splitting generator.
Definition:
QTildeShowerHandler.h:646
ThePEG::tPPtr
ThePEG::Ptr< Particle >::transient_pointer tPPtr
Herwig::QTildeShowerHandler::hardTree
tHardTreePtr hardTree()
Access to set/get the HardTree currently beinging showered.
Definition:
QTildeShowerHandler.h:368
Herwig::Branching
The branching struct is used to store information on the branching.
Definition:
Branching.h:20
Herwig::QTildeShowerHandler::_iptrms
Energy _iptrms
rms intrinsic pT of Gaussian distribution
Definition:
QTildeShowerHandler.h:675
Herwig::QTildeShowerHandler::softMEC
bool softMEC() const
Any soft ME correction?
Definition:
QTildeShowerHandler.h:284
Herwig::QTildeShowerHandler::splittingGenerator
tSplittingGeneratorPtr splittingGenerator() const
Access to the flags and shower variables.
Definition:
QTildeShowerHandler.h:112
Herwig::QTildeShowerHandler::_beta
double _beta
Proportion of inverse quadratic intrinsic pT distribution.
Definition:
QTildeShowerHandler.h:680
Herwig::QTildeShowerHandler::hardTree
void hardTree(tHardTreePtr in)
The HardTree currently being showered.
Definition:
QTildeShowerHandler.h:373
Herwig::QTildeShowerHandler::XCPtr
Ptr< XComb >::pointer XCPtr
Pointer to an XComb object.
Definition:
QTildeShowerHandler.h:43
Herwig::QTildeShowerHandler::_missingTruncWarn
static bool _missingTruncWarn
True if no warnings about missing truncated shower have been issued yet.
Definition:
QTildeShowerHandler.h:813
Herwig::QTildeShowerHandler::MECOn
bool MECOn() const
Switches for matrix element corrections.
Definition:
QTildeShowerHandler.h:270
Herwig::QTildeShowerHandler::_hardVetoReadOption
bool _hardVetoReadOption
If hard veto pT scale is being read-in this determines whether the read-in value is applied to primar...
Definition:
QTildeShowerHandler.h:670
Herwig::QTildeShowerHandler::finalStateRadiationEnhancementFactor
void finalStateRadiationEnhancementFactor(double in)
Set the enhancement factor for final-state radiation.
Definition:
QTildeShowerHandler.h:358
Herwig
-*- C++ -*-
Definition:
BasicConsistency.h:17
Herwig::QTildeShowerHandler::_nfs
unsigned int _nfs
Number of FS emissions.
Definition:
QTildeShowerHandler.h:776
Herwig::QTildeShowerHandler::_intrinsic
map< tShowerProgenitorPtr, pair< Energy, double > > _intrinsic
Storage of the intrinsic of the particles.
Definition:
QTildeShowerHandler.h:746
Herwig::QTildeShowerHandler::_iptmax
Energy _iptmax
Upper bound on intrinsic pT for inverse quadratic.
Definition:
QTildeShowerHandler.h:690
Herwig::QTildeShowerHandler::_decayme
HwDecayerBasePtr _decayme
Decayer.
Definition:
QTildeShowerHandler.h:710
Herwig::ShowerHandler
This class is the main driver of the shower: it is responsible for the proper handling of all other s...
Definition:
ShowerHandler.h:40
Herwig::QTildeShowerHandler::_gamma
Energy _gamma
Parameter for inverse quadratic: 2*Beta*Gamma/(sqr(Gamma)+sqr(intrinsicpT))
Definition:
QTildeShowerHandler.h:685
Herwig::QTildeShowerHandler::interaction_
ShowerInteraction interaction_
The option for wqhich interactions to use.
Definition:
QTildeShowerHandler.h:781
Herwig::QTildeShowerHandler::currentTree
void currentTree(tShowerTreePtr tree)
Set the tree.
Definition:
QTildeShowerHandler.h:403
Herwig::QTildeShowerHandler::hardVetoReadOption
bool hardVetoReadOption() const
Switches for vetoing hard emissions.
Definition:
QTildeShowerHandler.h:332
Herwig::QTildeShowerHandler::addVeto
void addVeto(ShowerVetoPtr v)
Insert a veto.
Definition:
QTildeShowerHandler.h:311
Herwig::QTildeShowerHandler::_fullShowerVetoes
vector< FullShowerVetoPtr > _fullShowerVetoes
Full Shower Vetoes.
Definition:
QTildeShowerHandler.h:756
ZERO
constexpr ZeroUnit ZERO
Herwig::QTildeShowerHandler::hardScale
virtual Energy hardScale() const
Return the relevant hard scale to be used in the profile scales.
Definition:
QTildeShowerHandler.h:74
Herwig::ShowerParticle::EvolutionScales
Struct to store the evolution scales.
Definition:
ShowerParticle.h:100
Herwig::QTildeShowerHandler::hardOnly
bool hardOnly() const
Only generate the hard emission, for testing only.
Definition:
QTildeShowerHandler.h:526
Ptr< XComb >::pointer
RCPtr< XComb > pointer
Herwig::QTildeShowerHandler::_maxtry
unsigned int _maxtry
Maximum number of tries to generate the shower of a particular tree.
Definition:
QTildeShowerHandler.h:651
Herwig::QTildeShowerHandler::finalStateRadiationEnhancementFactor
double finalStateRadiationEnhancementFactor() const
Access the enhancement factor for final-state radiation.
Definition:
QTildeShowerHandler.h:348
Herwig::QTildeShowerHandler::_beam
Ptr< BeamParticleData >::const_pointer _beam
The beam particle data for the current initial-state shower.
Definition:
QTildeShowerHandler.h:741
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