G4FragmentingString Class Reference

#include <G4FragmentingString.hh>

Collaboration diagram for G4FragmentingString:

Public Member Functions
	G4FragmentingString (const G4FragmentingString &right)
	G4FragmentingString (const G4ExcitedString &excited)
	G4FragmentingString (const G4FragmentingString &old, G4ParticleDefinition *newdecay, const G4LorentzVector *momentum)
	G4FragmentingString (const G4FragmentingString &old, G4ParticleDefinition *newdecay)
	~G4FragmentingString ()
G4FragmentingString &	operator= (const G4FragmentingString &)
int	operator== (const G4FragmentingString &right) const
int	operator!= (const G4FragmentingString &right) const
G4LorentzVector	Get4Momentum () const
G4ThreeVector	StablePt ()
G4ThreeVector	DecayPt ()
G4double	LightConePlus ()
G4double	LightConeMinus ()
G4double	LightConeDecay ()
G4double	Mass () const
G4double	Mass2 () const
G4double	MassT2 () const
G4ParticleDefinition *	GetLeftParton (void) const
G4ParticleDefinition *	GetRightParton (void) const
G4ParticleDefinition *	GetStableParton () const
G4ParticleDefinition *	GetDecayParton () const
void	SetLeftPartonStable ()
void	SetRightPartonStable ()
G4int	GetDecayDirection () const
G4bool	DecayIsQuark ()
G4bool	StableIsQuark ()
G4bool	FourQuarkString (void) const

Private Types
enum	DecaySide { None, Left, Right }

Private Attributes
G4ParticleDefinition *	LeftParton
G4ParticleDefinition *	RightParton
G4ThreeVector	Ptleft
G4ThreeVector	Ptright
G4double	Pplus
G4double	Pminus
G4ParticleDefinition *	theStableParton
G4ParticleDefinition *	theDecayParton
DecaySide	decaying

Detailed Description

Definition at line 49 of file G4FragmentingString.hh.

Member Enumeration Documentation

DecaySide

enum G4FragmentingString::DecaySide

private

Enumerator
None
Left
Right

Definition at line 107 of file G4FragmentingString.hh.

{ None, Left, Right };

Constructor & Destructor Documentation

G4FragmentingString() [1/4]

G4FragmentingString::G4FragmentingString

(

const G4FragmentingString &

right

)

Definition at line 46 of file G4FragmentingString.cc.

{
    LeftParton=old.LeftParton;
    RightParton=old.RightParton;
    Ptleft=old.Ptleft;
    Ptright=old.Ptright;
    Pplus=old.Pplus;
    Pminus=old.Pminus;
    theStableParton=old.theStableParton;
    theDecayParton=old.theDecayParton;
    decaying=old.decaying;
}

G4FragmentingString() [2/4]

G4FragmentingString::G4FragmentingString

(

const G4ExcitedString &

excited

)

Definition at line 78 of file G4FragmentingString.cc.

{
    LeftParton=excited.GetLeftParton()->GetDefinition();
    RightParton=excited.GetRightParton()->GetDefinition();
    Ptleft=excited.GetLeftParton()->Get4Momentum().vect();
    Ptleft.setZ(0.);
    Ptright=excited.GetRightParton()->Get4Momentum().vect();
    Ptright.setZ(0.);
    G4LorentzVector P=excited.Get4Momentum();
    Pplus =P.e() + P.pz();
    Pminus=P.e() - P.pz();
    theStableParton=0;
    theDecayParton=0;
//  decaying=None;                                   // Uzhi 19.06.2014
        if(excited.GetDirection() > 0) {decaying=Left; } // Uzhi 20.06.2014
        else                           {decaying=Right;} // Uzhi 20.06.2014
}

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G4FragmentingString() [3/4]

G4FragmentingString::G4FragmentingString	(	const G4FragmentingString &	old,
		G4ParticleDefinition *	newdecay,
		const G4LorentzVector *	momentum
	)

Definition at line 98 of file G4FragmentingString.cc.

{
    decaying=None;
    if ( old.decaying == Left )
    {
        RightParton= old.RightParton;
        Ptright    = old.Ptright;
        LeftParton = newdecay;
        Ptleft     = old.Ptleft - momentum->vect();
        Ptleft.setZ(0.);
        theDecayParton=GetLeftParton();
        theStableParton=GetRightParton();
        decaying=Left;                      // Uzhi 19.06.2014
    } else if ( old.decaying == Right )
    {
        RightParton = newdecay;
        Ptright     = old.Ptright - momentum->vect();
        Ptright.setZ(0.);
        LeftParton  = old.LeftParton;
        Ptleft      = old.Ptleft;
        theDecayParton=GetRightParton();
        theStableParton=GetLeftParton();
        decaying=Right;                    // Uzhi 19.06.2014
    } else
    {
        throw G4HadronicException(__FILE__, __LINE__, "G4FragmentingString::G4FragmentingString: no decay Direction defined");
    }
    Pplus  = old.Pplus  - (momentum->e() + momentum->pz());
    Pminus = old.Pminus - (momentum->e() - momentum->pz());
    
    //G4double Eold=0.5 * (old.Pplus + old.Pminus);
    //G4double Enew=0.5 * (Pplus + Pminus);
}

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G4FragmentingString() [4/4]

G4FragmentingString::G4FragmentingString	(	const G4FragmentingString &	old,
		G4ParticleDefinition *	newdecay
	)

Definition at line 137 of file G4FragmentingString.cc.

{                                                                         
    decaying=None;                                                    

        Ptleft.setX(0.);  Ptleft.setY(0.);  Ptleft.setZ(0.);
        Ptright.setX(0.); Ptright.setY(0.); Ptright.setZ(0.);
        Pplus=0.; Pminus=0.;                               
        theStableParton=0; theDecayParton=0;              

    if ( old.decaying == Left )                                       
    {                                                                 
        RightParton= old.RightParton;                             
        LeftParton = newdecay;                                    
                decaying=Left;                               // Uzhi 19.06.2014
    } else if ( old.decaying == Right )                               
    {                                                                 
        RightParton = newdecay;                                   
        LeftParton  = old.LeftParton;                             
                decaying=Right;                             // Uzhi 19.06.2014
    } else                                                            
    {
        throw G4HadronicException(__FILE__, __LINE__, "G4FragmentingString::G4FragmentingString: no decay Direction defined");
    }
}

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~G4FragmentingString()

G4FragmentingString::~G4FragmentingString

(

)

Definition at line 166 of file G4FragmentingString.cc.

{}

Member Function Documentation

DecayIsQuark()

G4bool G4FragmentingString::DecayIsQuark

(

)

Definition at line 208 of file G4FragmentingString.cc.

{
    return theDecayParton->GetParticleSubType()== "quark";
}

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DecayPt()

G4ThreeVector G4FragmentingString::DecayPt

(

)

Definition at line 228 of file G4FragmentingString.cc.

{
    if (decaying == Left ) return Ptleft;
    else if (decaying == Right ) return Ptright;
    else throw G4HadronicException(__FILE__, __LINE__, "G4FragmentingString::DecayPt: decay side UNdefined!");
    return G4ThreeVector();
}

FourQuarkString()

G4bool G4FragmentingString::FourQuarkString

(

void

)

const

Definition at line 200 of file G4FragmentingString.cc.

{
    return   LeftParton->GetParticleSubType()== "di_quark" 
         && RightParton->GetParticleSubType()== "di_quark";
}

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Get4Momentum()

G4LorentzVector G4FragmentingString::Get4Momentum

(

)

const

Definition at line 257 of file G4FragmentingString.cc.

{
        G4LorentzVector momentum(Ptleft+Ptright,0);
    momentum.setPz(0.5*(Pplus-Pminus));
    momentum.setE(0.5*(Pplus+Pminus));
    return momentum;
}

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GetDecayDirection()

G4int G4FragmentingString::GetDecayDirection

(

)

const

Definition at line 190 of file G4FragmentingString.cc.

{
    if      (decaying == Left ) return +1;
    else if (decaying == Right) return -1;
    else throw G4HadronicException(__FILE__, __LINE__, "G4FragmentingString::GetDecayDirection: decay side UNdefined!");
    return 0;
}

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GetDecayParton()

G4ParticleDefinition * G4FragmentingString::GetDecayParton ( ) const

inline

Definition at line 131 of file G4FragmentingString.hh.

{
     return  theDecayParton;
}   

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GetLeftParton()

G4ParticleDefinition * G4FragmentingString::GetLeftParton ( void  ) const

inline

Definition at line 137 of file G4FragmentingString.hh.

    {
    return LeftParton; 
    }

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GetRightParton()

G4ParticleDefinition * G4FragmentingString::GetRightParton ( void  ) const

inline

Definition at line 143 of file G4FragmentingString.hh.

    {
    return RightParton; 
    }

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GetStableParton()

G4ParticleDefinition * G4FragmentingString::GetStableParton ( ) const

inline

Definition at line 125 of file G4FragmentingString.hh.

{
     return  theStableParton;
}   

LightConeDecay()

G4double G4FragmentingString::LightConeDecay

(

)

Definition at line 248 of file G4FragmentingString.cc.

{
    if (decaying == Left ) return Pplus;
    else if (decaying == Right ) return Pminus;
    else throw G4HadronicException(__FILE__, __LINE__, "G4FragmentingString::DecayPt: decay side UNdefined!");
}

LightConeMinus()

G4double G4FragmentingString::LightConeMinus

(

)

Definition at line 243 of file G4FragmentingString.cc.

{
    return Pminus;
}

LightConePlus()

G4double G4FragmentingString::LightConePlus

(

)

Definition at line 238 of file G4FragmentingString.cc.

{
    return Pplus;
}

Mass()

G4double G4FragmentingString::Mass

(

)

const

Definition at line 270 of file G4FragmentingString.cc.

{
    return std::sqrt(this->Mass2());
}

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Mass2()

G4double G4FragmentingString::Mass2

(

)

const

Definition at line 265 of file G4FragmentingString.cc.

{
    return Pplus*Pminus - (Ptleft+Ptright).mag2();
}

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MassT2()

G4double G4FragmentingString::MassT2

(

)

const

Definition at line 275 of file G4FragmentingString.cc.

{
    return Pplus*Pminus;
}

operator!=()

int G4FragmentingString::operator!= ( const G4FragmentingString &  right ) const

inline

Definition at line 118 of file G4FragmentingString.hh.

{
    return this != &right;
}

operator=()

G4FragmentingString & G4FragmentingString::operator=

(

const G4FragmentingString &

old

)

Definition at line 59 of file G4FragmentingString.cc.

{
   if (this != &old)
   {
   LeftParton=old.LeftParton;
   RightParton=old.RightParton;
   Ptleft=old.Ptleft;
   Ptright=old.Ptright;
   Pplus=old.Pplus;
   Pminus=old.Pminus;
   theStableParton=old.theStableParton;
   theDecayParton=old.theDecayParton;
   decaying=old.decaying;
   }
   return *this;
}

operator==()

int G4FragmentingString::operator== ( const G4FragmentingString &  right ) const

inline

Definition at line 112 of file G4FragmentingString.hh.

{
    return this == &right;
}

SetLeftPartonStable()

void G4FragmentingString::SetLeftPartonStable

(

)

Definition at line 172 of file G4FragmentingString.cc.

{
     theStableParton=GetLeftParton();
     theDecayParton=GetRightParton();
     decaying=Right;
}

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SetRightPartonStable()

void G4FragmentingString::SetRightPartonStable

(

)

Definition at line 181 of file G4FragmentingString.cc.

{
     theStableParton=GetRightParton();
     theDecayParton=GetLeftParton();
     decaying=Left;
}

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StableIsQuark()

G4bool G4FragmentingString::StableIsQuark

(

)

Definition at line 213 of file G4FragmentingString.cc.

{
    return theStableParton->GetParticleSubType()== "quark";
}

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StablePt()

G4ThreeVector G4FragmentingString::StablePt

(

)

Definition at line 220 of file G4FragmentingString.cc.

{
    if (decaying == Left ) return Ptright;
    else if (decaying == Right ) return Ptleft;
    else throw G4HadronicException(__FILE__, __LINE__, "G4FragmentingString::DecayPt: decay side UNdefined!");
    return G4ThreeVector();
}

Member Data Documentation

decaying

DecaySide G4FragmentingString::decaying

private

Definition at line 108 of file G4FragmentingString.hh.

LeftParton

G4ParticleDefinition* G4FragmentingString::LeftParton

private

Definition at line 101 of file G4FragmentingString.hh.

Pminus

G4double G4FragmentingString::Pminus

private

Definition at line 103 of file G4FragmentingString.hh.

Pplus

G4double G4FragmentingString::Pplus

private

Definition at line 103 of file G4FragmentingString.hh.

Ptleft

G4ThreeVector G4FragmentingString::Ptleft

private

Definition at line 102 of file G4FragmentingString.hh.

Ptright

G4ThreeVector G4FragmentingString::Ptright

private

Definition at line 102 of file G4FragmentingString.hh.

RightParton

G4ParticleDefinition * G4FragmentingString::RightParton

private

Definition at line 101 of file G4FragmentingString.hh.

theDecayParton

G4ParticleDefinition * G4FragmentingString::theDecayParton

private

Definition at line 105 of file G4FragmentingString.hh.

theStableParton

G4ParticleDefinition* G4FragmentingString::theStableParton

private

Definition at line 105 of file G4FragmentingString.hh.

---

The documentation for this class was generated from the following files:

• G4FragmentingString.hh
• G4FragmentingString.cc