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Reference Guide
TParticle Class Reference

Description of the dynamic properties of a particle.

A dynamic particle class created by event generators and used during the propagation in detectors. The static attributes of a TParticle are described by TParticlePDG.

 Int_t          fPdgCode;              // PDG code of the particle
 Int_t          fStatusCode;           // generation status code
 Int_t          fMother[2];            // Indices of the mother particles
 Int_t          fDaughter[2];          // Indices of the daughter particles
 Float_t        fWeight;               // particle weight

 Double_t       fCalcMass;             // Calculated mass

 Double_t       fPx;                   // x component of momentum
 Double_t       fPy;                   // y component of momentum
 Double_t       fPz;                   // z component of momentum
 Double_t       fE;                    // Energy

 Double_t       fVx;                   // x of production vertex
 Double_t       fVy;                   // y of production vertex
 Double_t       fVz;                   // z of production vertex
 Double_t       fVt;                   // t of production vertex

 Double_t       fPolarTheta;           // Polar angle of polarisation
 Double_t       fPolarPhi;             // azymutal angle of polarisation

 TParticlePDG*  fParticlePDG;          //! reference to the particle record in PDG database

Definition at line 26 of file TParticle.h.

Public Member Functions

 TParticle ()
 reference to the particle record in PDG database More...
 
 TParticle (Int_t pdg, Int_t status, Int_t mother1, Int_t mother2, Int_t daughter1, Int_t daughter2, Double_t px, Double_t py, Double_t pz, Double_t etot, Double_t vx, Double_t vy, Double_t vz, Double_t time)
 constructor More...
 
 TParticle (Int_t pdg, Int_t status, Int_t mother1, Int_t mother2, Int_t daughter1, Int_t daughter2, const TLorentzVector &p, const TLorentzVector &v)
 constructor More...
 
 TParticle (const TParticle &part)
 copy constructor More...
 
virtual ~TParticle ()
 destructor More...
 
Int_t Beauty () const
 Return beauty quantum number. More...
 
Int_t Charm () const
 Return charm quantum number. More...
 
virtual Int_t DistancetoPrimitive (Int_t px, Int_t py)
 Compute distance from point px,py to a primary track. More...
 
Double_t Ek () const
 
Double_t Energy () const
 
Double_t Eta () const
 
virtual void ExecuteEvent (Int_t event, Int_t px, Int_t py)
 Execute action corresponding to one event. More...
 
Double_t GetCalcMass () const
 
Int_t GetDaughter (Int_t i) const
 
Int_t GetFirstDaughter () const
 
Int_t GetFirstMother () const
 
Int_t GetLastDaughter () const
 
Double_t GetMass () const
 Return nominal particle mass from PDG table. More...
 
Int_t GetMother (Int_t i) const
 
virtual const char * GetName () const
 Return particle name. More...
 
Int_t GetNDaughters () const
 
TParticlePDGGetPDG (Int_t mode=0) const
 Returns a pointer to the TParticlePDG object using the pdgcode. More...
 
Int_t GetPdgCode () const
 
void GetPolarisation (TVector3 &v) const
 Return particle polarisation. More...
 
void GetPolarisation (Double_t &theta, Double_t &phi) const
 
Double_t GetPolarPhi () const
 
Double_t GetPolarTheta () const
 
Int_t GetSecondMother () const
 
Int_t GetStatusCode () const
 
virtual const char * GetTitle () const
 Return particle title. More...
 
Float_t GetWeight () const
 
Bool_t IsPrimary () const
 
void Momentum (TLorentzVector &v) const
 
TParticleoperator= (const TParticle &)
 Equal operator. More...
 
Double_t P () const
 
virtual void Paint (Option_t *option="")
 Paint a primary track. More...
 
Double_t Phi () const
 
Double_t PhiX () const
 
Double_t PhiY () const
 
Double_t PhiZ () const
 
virtual void Print (Option_t *option="") const
 Print the internals of the primary vertex particle. More...
 
void ProductionVertex (TLorentzVector &v) const
 
Double_t Pt () const
 
Double_t Px () const
 
Double_t Py () const
 
Double_t Pz () const
 
Double_t R () const
 
Double_t Rho () const
 
void SetCalcMass (Double_t mass)
 
void SetDaughter (int i, int code)
 
void SetFirstDaughter (int code)
 
void SetFirstMother (int code)
 
void SetLastDaughter (int code)
 
void SetLastMother (int code)
 
void SetMomentum (Double_t px, Double_t py, Double_t pz, Double_t e)
 
void SetMomentum (const TLorentzVector &p)
 
void SetMother (int i, int code)
 
void SetPdgCode (Int_t pdg)
 Change the PDG code for this particle. More...
 
void SetPolarisation (Double_t theta, Double_t phi)
 
void SetPolarisation (Double_t polx, Double_t poly, Double_t polz)
 Set particle polarisation. More...
 
void SetPolarisation (const TVector3 &v)
 
void SetPolarPhi (Double_t phi)
 
void SetPolarTheta (Double_t theta)
 
void SetProductionVertex (Double_t vx, Double_t vy, Double_t vz, Double_t t)
 
void SetProductionVertex (const TLorentzVector &v)
 
void SetStatusCode (int status)
 
void SetWeight (Float_t weight=1)
 
virtual void Sizeof3D () const
 Return total X3D size of this primary. More...
 
Int_t Strangeness () const
 Return strangeness quantum number. More...
 
Double_t T () const
 
Double_t Theta (const TParticle &p)
 
Double_t Theta () const
 
Double_t ThetaX () const
 
Double_t ThetaY () const
 
Double_t ThetaZ () const
 
Double_t Vx () const
 
Double_t Vy () const
 
Double_t Vz () const
 
Double_t Y () const
 
- Public Member Functions inherited from TObject
 TObject ()
 TObject constructor. More...
 
 TObject (const TObject &object)
 TObject copy ctor. More...
 
virtual ~TObject ()
 TObject destructor. More...
 
void AbstractMethod (const char *method) const
 Use this method to implement an "abstract" method that you don't want to leave purely abstract. More...
 
virtual void AppendPad (Option_t *option="")
 Append graphics object to current pad. More...
 
virtual void Browse (TBrowser *b)
 Browse object. May be overridden for another default action. More...
 
ULong_t CheckedHash ()
 Check and record whether this class has a consistent Hash/RecursiveRemove setup (*) and then return the regular Hash value for this object. More...
 
virtual const char * ClassName () const
 Returns name of class to which the object belongs. More...
 
virtual void Clear (Option_t *="")
 
virtual TObjectClone (const char *newname="") const
 Make a clone of an object using the Streamer facility. More...
 
virtual Int_t Compare (const TObject *obj) const
 Compare abstract method. More...
 
virtual void Copy (TObject &object) const
 Copy this to obj. More...
 
virtual void Delete (Option_t *option="")
 Delete this object. More...
 
virtual void Draw (Option_t *option="")
 Default Draw method for all objects. More...
 
virtual void DrawClass () const
 Draw class inheritance tree of the class to which this object belongs. More...
 
virtual TObjectDrawClone (Option_t *option="") const
 Draw a clone of this object in the current selected pad for instance with: gROOT->SetSelectedPad(gPad). More...
 
virtual void Dump () const
 Dump contents of object on stdout. More...
 
virtual void Error (const char *method, const char *msgfmt,...) const
 Issue error message. More...
 
virtual void Execute (const char *method, const char *params, Int_t *error=0)
 Execute method on this object with the given parameter string, e.g. More...
 
virtual void Execute (TMethod *method, TObjArray *params, Int_t *error=0)
 Execute method on this object with parameters stored in the TObjArray. More...
 
virtual void Fatal (const char *method, const char *msgfmt,...) const
 Issue fatal error message. More...
 
virtual TObjectFindObject (const char *name) const
 Must be redefined in derived classes. More...
 
virtual TObjectFindObject (const TObject *obj) const
 Must be redefined in derived classes. More...
 
virtual Option_tGetDrawOption () const
 Get option used by the graphics system to draw this object. More...
 
virtual const char * GetIconName () const
 Returns mime type name of object. More...
 
virtual char * GetObjectInfo (Int_t px, Int_t py) const
 Returns string containing info about the object at position (px,py). More...
 
virtual Option_tGetOption () const
 
virtual UInt_t GetUniqueID () const
 Return the unique object id. More...
 
virtual Bool_t HandleTimer (TTimer *timer)
 Execute action in response of a timer timing out. More...
 
virtual ULong_t Hash () const
 Return hash value for this object. More...
 
Bool_t HasInconsistentHash () const
 Return true is the type of this object is known to have an inconsistent setup for Hash and RecursiveRemove (i.e. More...
 
virtual void Info (const char *method, const char *msgfmt,...) const
 Issue info message. More...
 
virtual Bool_t InheritsFrom (const char *classname) const
 Returns kTRUE if object inherits from class "classname". More...
 
virtual Bool_t InheritsFrom (const TClass *cl) const
 Returns kTRUE if object inherits from TClass cl. More...
 
virtual void Inspect () const
 Dump contents of this object in a graphics canvas. More...
 
void InvertBit (UInt_t f)
 
virtual Bool_t IsEqual (const TObject *obj) const
 Default equal comparison (objects are equal if they have the same address in memory). More...
 
virtual Bool_t IsFolder () const
 Returns kTRUE in case object contains browsable objects (like containers or lists of other objects). More...
 
R__ALWAYS_INLINE Bool_t IsOnHeap () const
 
virtual Bool_t IsSortable () const
 
R__ALWAYS_INLINE Bool_t IsZombie () const
 
virtual void ls (Option_t *option="") const
 The ls function lists the contents of a class on stdout. More...
 
void MayNotUse (const char *method) const
 Use this method to signal that a method (defined in a base class) may not be called in a derived class (in principle against good design since a child class should not provide less functionality than its parent, however, sometimes it is necessary). More...
 
virtual Bool_t Notify ()
 This method must be overridden to handle object notification. More...
 
void Obsolete (const char *method, const char *asOfVers, const char *removedFromVers) const
 Use this method to declare a method obsolete. More...
 
void operator delete (void *ptr)
 Operator delete. More...
 
void operator delete[] (void *ptr)
 Operator delete []. More...
 
voidoperator new (size_t sz)
 
voidoperator new (size_t sz, void *vp)
 
voidoperator new[] (size_t sz)
 
voidoperator new[] (size_t sz, void *vp)
 
TObjectoperator= (const TObject &rhs)
 TObject assignment operator. More...
 
virtual void Pop ()
 Pop on object drawn in a pad to the top of the display list. More...
 
virtual Int_t Read (const char *name)
 Read contents of object with specified name from the current directory. More...
 
virtual void RecursiveRemove (TObject *obj)
 Recursively remove this object from a list. More...
 
void ResetBit (UInt_t f)
 
virtual void SaveAs (const char *filename="", Option_t *option="") const
 Save this object in the file specified by filename. More...
 
virtual void SavePrimitive (std::ostream &out, Option_t *option="")
 Save a primitive as a C++ statement(s) on output stream "out". More...
 
void SetBit (UInt_t f, Bool_t set)
 Set or unset the user status bits as specified in f. More...
 
void SetBit (UInt_t f)
 
virtual void SetDrawOption (Option_t *option="")
 Set drawing option for object. More...
 
virtual void SetUniqueID (UInt_t uid)
 Set the unique object id. More...
 
virtual void SysError (const char *method, const char *msgfmt,...) const
 Issue system error message. More...
 
R__ALWAYS_INLINE Bool_t TestBit (UInt_t f) const
 
Int_t TestBits (UInt_t f) const
 
virtual void UseCurrentStyle ()
 Set current style settings in this object This function is called when either TCanvas::UseCurrentStyle or TROOT::ForceStyle have been invoked. More...
 
virtual void Warning (const char *method, const char *msgfmt,...) const
 Issue warning message. More...
 
virtual Int_t Write (const char *name=0, Int_t option=0, Int_t bufsize=0)
 Write this object to the current directory. More...
 
virtual Int_t Write (const char *name=0, Int_t option=0, Int_t bufsize=0) const
 Write this object to the current directory. More...
 
- Public Member Functions inherited from TAttLine
 TAttLine ()
 AttLine default constructor. More...
 
 TAttLine (Color_t lcolor, Style_t lstyle, Width_t lwidth)
 AttLine normal constructor. More...
 
virtual ~TAttLine ()
 AttLine destructor. More...
 
void Copy (TAttLine &attline) const
 Copy this line attributes to a new TAttLine. More...
 
Int_t DistancetoLine (Int_t px, Int_t py, Double_t xp1, Double_t yp1, Double_t xp2, Double_t yp2)
 Compute distance from point px,py to a line. More...
 
virtual Color_t GetLineColor () const
 Return the line color. More...
 
virtual Style_t GetLineStyle () const
 Return the line style. More...
 
virtual Width_t GetLineWidth () const
 Return the line width. More...
 
virtual void Modify ()
 Change current line attributes if necessary. More...
 
virtual void ResetAttLine (Option_t *option="")
 Reset this line attributes to default values. More...
 
virtual void SaveLineAttributes (std::ostream &out, const char *name, Int_t coldef=1, Int_t stydef=1, Int_t widdef=1)
 Save line attributes as C++ statement(s) on output stream out. More...
 
virtual void SetLineAttributes ()
 Invoke the DialogCanvas Line attributes. More...
 
virtual void SetLineColor (Color_t lcolor)
 Set the line color. More...
 
virtual void SetLineColorAlpha (Color_t lcolor, Float_t lalpha)
 Set a transparent line color. More...
 
virtual void SetLineStyle (Style_t lstyle)
 Set the line style. More...
 
virtual void SetLineWidth (Width_t lwidth)
 Set the line width. More...
 
- Public Member Functions inherited from TAtt3D
 TAtt3D ()
 
virtual ~TAtt3D ()
 

Protected Attributes

Double_t fCalcMass
 
Int_t fDaughter [2]
 
Double_t fE
 
Int_t fMother [2]
 
TParticlePDGfParticlePDG
 
Int_t fPdgCode
 
Double_t fPolarPhi
 
Double_t fPolarTheta
 
Double_t fPx
 
Double_t fPy
 
Double_t fPz
 
Int_t fStatusCode
 
Double_t fVt
 
Double_t fVx
 
Double_t fVy
 
Double_t fVz
 
Float_t fWeight
 
- Protected Attributes inherited from TAttLine
Color_t fLineColor
 Line color. More...
 
Style_t fLineStyle
 Line style. More...
 
Width_t fLineWidth
 Line width. More...
 

Additional Inherited Members

- Public Types inherited from TObject
enum  {
  kIsOnHeap = 0x01000000, kNotDeleted = 0x02000000, kZombie = 0x04000000, kInconsistent = 0x08000000,
  kBitMask = 0x00ffffff
}
 
enum  { kSingleKey = BIT(0), kOverwrite = BIT(1), kWriteDelete = BIT(2) }
 
enum  EDeprecatedStatusBits { kObjInCanvas = BIT(3) }
 
enum  EStatusBits {
  kCanDelete = BIT(0), kMustCleanup = BIT(3), kIsReferenced = BIT(4), kHasUUID = BIT(5),
  kCannotPick = BIT(6), kNoContextMenu = BIT(8), kInvalidObject = BIT(13)
}
 
- Static Public Member Functions inherited from TObject
static Long_t GetDtorOnly ()
 Return destructor only flag. More...
 
static Bool_t GetObjectStat ()
 Get status of object stat flag. More...
 
static void SetDtorOnly (void *obj)
 Set destructor only flag. More...
 
static void SetObjectStat (Bool_t stat)
 Turn on/off tracking of objects in the TObjectTable. More...
 
- Protected Member Functions inherited from TObject
virtual void DoError (int level, const char *location, const char *fmt, va_list va) const
 Interface to ErrorHandler (protected). More...
 
void MakeZombie ()
 

#include <TParticle.h>

Inheritance diagram for TParticle:
[legend]

Constructor & Destructor Documentation

◆ TParticle() [1/4]

TParticle::TParticle ( )

reference to the particle record in PDG database

default constructor

Definition at line 63 of file TParticle.cxx.

◆ TParticle() [2/4]

TParticle::TParticle ( Int_t  pdg,
Int_t  status,
Int_t  mother1,
Int_t  mother2,
Int_t  daughter1,
Int_t  daughter2,
Double_t  px,
Double_t  py,
Double_t  pz,
Double_t  etot,
Double_t  vx,
Double_t  vy,
Double_t  vz,
Double_t  time 
)

constructor

Definition at line 77 of file TParticle.cxx.

◆ TParticle() [3/4]

TParticle::TParticle ( Int_t  pdg,
Int_t  status,
Int_t  mother1,
Int_t  mother2,
Int_t  daughter1,
Int_t  daughter2,
const TLorentzVector p,
const TLorentzVector v 
)

constructor

Definition at line 98 of file TParticle.cxx.

◆ TParticle() [4/4]

TParticle::TParticle ( const TParticle part)

copy constructor

Definition at line 119 of file TParticle.cxx.

◆ ~TParticle()

TParticle::~TParticle ( )
virtual

destructor

Definition at line 171 of file TParticle.cxx.

Member Function Documentation

◆ Beauty()

Int_t TParticle::Beauty ( ) const

Return beauty quantum number.

Definition at line 186 of file TParticle.cxx.

◆ Charm()

Int_t TParticle::Charm ( ) const

Return charm quantum number.

Definition at line 194 of file TParticle.cxx.

◆ DistancetoPrimitive()

Int_t TParticle::DistancetoPrimitive ( Int_t  px,
Int_t  py 
)
virtual

Compute distance from point px,py to a primary track.

Compute the closest distance of approach from point px,py to each segment of a track. The distance is computed in pixels units. ß

Reimplemented from TObject.

Definition at line 215 of file TParticle.cxx.

◆ Ek()

Double_t TParticle::Ek ( ) const
inline

Definition at line 81 of file TParticle.h.

◆ Energy()

Double_t TParticle::Energy ( ) const
inline

Definition at line 136 of file TParticle.h.

◆ Eta()

Double_t TParticle::Eta ( ) const
inline

Definition at line 137 of file TParticle.h.

◆ ExecuteEvent()

void TParticle::ExecuteEvent ( Int_t  event,
Int_t  px,
Int_t  py 
)
virtual

Execute action corresponding to one event.

Reimplemented from TObject.

Definition at line 249 of file TParticle.cxx.

◆ GetCalcMass()

Double_t TParticle::GetCalcMass ( ) const
inline

Definition at line 91 of file TParticle.h.

◆ GetDaughter()

Int_t TParticle::GetDaughter ( Int_t  i) const
inline

Definition at line 89 of file TParticle.h.

◆ GetFirstDaughter()

Int_t TParticle::GetFirstDaughter ( ) const
inline

Definition at line 88 of file TParticle.h.

◆ GetFirstMother()

Int_t TParticle::GetFirstMother ( ) const
inline

Definition at line 84 of file TParticle.h.

◆ GetLastDaughter()

Int_t TParticle::GetLastDaughter ( ) const
inline

Definition at line 90 of file TParticle.h.

◆ GetMass()

Double_t TParticle::GetMass ( ) const

Return nominal particle mass from PDG table.

Definition at line 178 of file TParticle.cxx.

◆ GetMother()

Int_t TParticle::GetMother ( Int_t  i) const
inline

Definition at line 85 of file TParticle.h.

◆ GetName()

const char * TParticle::GetName ( ) const
virtual

Return particle name.

Reimplemented from TObject.

Definition at line 257 of file TParticle.cxx.

◆ GetNDaughters()

Int_t TParticle::GetNDaughters ( ) const
inline

Definition at line 93 of file TParticle.h.

◆ GetPDG()

TParticlePDG * TParticle::GetPDG ( Int_t  mode = 0) const

Returns a pointer to the TParticlePDG object using the pdgcode.

  • if mode == 0 (default) always get a fresh value for the pointer.
  • if mode != 0 this function returns directly the previously computed pointer from a previous call One can use mode=1 (faster) when the TParticle object is not part of a TClonesArray used in split mode in a Root TTree.

Definition at line 273 of file TParticle.cxx.

◆ GetPdgCode()

Int_t TParticle::GetPdgCode ( ) const
inline

Definition at line 83 of file TParticle.h.

◆ GetPolarisation() [1/2]

void TParticle::GetPolarisation ( TVector3 v) const

Return particle polarisation.

Definition at line 284 of file TParticle.cxx.

◆ GetPolarisation() [2/2]

void TParticle::GetPolarisation ( Double_t theta,
Double_t phi 
) const
inline

Definition at line 108 of file TParticle.h.

◆ GetPolarPhi()

Double_t TParticle::GetPolarPhi ( ) const
inline

Definition at line 107 of file TParticle.h.

◆ GetPolarTheta()

Double_t TParticle::GetPolarTheta ( ) const
inline

Definition at line 106 of file TParticle.h.

◆ GetSecondMother()

Int_t TParticle::GetSecondMother ( ) const
inline

Definition at line 86 of file TParticle.h.

◆ GetStatusCode()

Int_t TParticle::GetStatusCode ( ) const
inline

Definition at line 82 of file TParticle.h.

◆ GetTitle()

const char * TParticle::GetTitle ( ) const
virtual

Return particle title.

Reimplemented from TObject.

Definition at line 298 of file TParticle.cxx.

◆ GetWeight()

Float_t TParticle::GetWeight ( ) const
inline

Definition at line 94 of file TParticle.h.

◆ IsPrimary()

Bool_t TParticle::IsPrimary ( ) const
inline

Definition at line 87 of file TParticle.h.

◆ Momentum()

void TParticle::Momentum ( TLorentzVector v) const
inline

Definition at line 112 of file TParticle.h.

◆ operator=()

TParticle & TParticle::operator= ( const TParticle p)

Equal operator.

Definition at line 134 of file TParticle.cxx.

◆ P()

Double_t TParticle::P ( ) const
inline

Definition at line 134 of file TParticle.h.

◆ Paint()

void TParticle::Paint ( Option_t option = "")
virtual

Paint a primary track.

Reimplemented from TObject.

Definition at line 311 of file TParticle.cxx.

◆ Phi()

Double_t TParticle::Phi ( ) const
inline

Definition at line 149 of file TParticle.h.

◆ PhiX()

Double_t TParticle::PhiX ( ) const
inline

Definition at line 100 of file TParticle.h.

◆ PhiY()

Double_t TParticle::PhiY ( ) const
inline

Definition at line 101 of file TParticle.h.

◆ PhiZ()

Double_t TParticle::PhiZ ( ) const
inline

Definition at line 102 of file TParticle.h.

◆ Print()

void TParticle::Print ( Option_t option = "") const
virtual

Print the internals of the primary vertex particle.

Reimplemented from TObject.

Definition at line 340 of file TParticle.cxx.

◆ ProductionVertex()

void TParticle::ProductionVertex ( TLorentzVector v) const
inline

Definition at line 113 of file TParticle.h.

◆ Pt()

Double_t TParticle::Pt ( ) const
inline

Definition at line 135 of file TParticle.h.

◆ Px()

Double_t TParticle::Px ( ) const
inline

Definition at line 131 of file TParticle.h.

◆ Py()

Double_t TParticle::Py ( ) const
inline

Definition at line 132 of file TParticle.h.

◆ Pz()

Double_t TParticle::Pz ( ) const
inline

Definition at line 133 of file TParticle.h.

◆ R()

Double_t TParticle::R ( ) const
inline

Definition at line 129 of file TParticle.h.

◆ Rho()

Double_t TParticle::Rho ( ) const
inline

Definition at line 130 of file TParticle.h.

◆ SetCalcMass()

void TParticle::SetCalcMass ( Double_t  mass)
inline

Definition at line 160 of file TParticle.h.

◆ SetDaughter()

void TParticle::SetDaughter ( int  i,
int  code 
)
inline

Definition at line 158 of file TParticle.h.

◆ SetFirstDaughter()

void TParticle::SetFirstDaughter ( int  code)
inline

Definition at line 157 of file TParticle.h.

◆ SetFirstMother()

void TParticle::SetFirstMother ( int  code)
inline

Definition at line 154 of file TParticle.h.

◆ SetLastDaughter()

void TParticle::SetLastDaughter ( int  code)
inline

Definition at line 159 of file TParticle.h.

◆ SetLastMother()

void TParticle::SetLastMother ( int  code)
inline

Definition at line 156 of file TParticle.h.

◆ SetMomentum() [1/2]

void TParticle::SetMomentum ( Double_t  px,
Double_t  py,
Double_t  pz,
Double_t  e 
)
inline

Definition at line 166 of file TParticle.h.

◆ SetMomentum() [2/2]

void TParticle::SetMomentum ( const TLorentzVector p)
inline

Definition at line 167 of file TParticle.h.

◆ SetMother()

void TParticle::SetMother ( int  i,
int  code 
)
inline

Definition at line 155 of file TParticle.h.

◆ SetPdgCode()

void TParticle::SetPdgCode ( Int_t  pdg)

Change the PDG code for this particle.

Get a new pointer to a TParticlePDG from TDatabasePDG. Recompute the mass.

Definition at line 353 of file TParticle.cxx.

◆ SetPolarisation() [1/3]

void TParticle::SetPolarisation ( Double_t  theta,
Double_t  phi 
)
inline

Definition at line 111 of file TParticle.h.

◆ SetPolarisation() [2/3]

void TParticle::SetPolarisation ( Double_t  polx,
Double_t  poly,
Double_t  polz 
)

Set particle polarisation.

Definition at line 374 of file TParticle.cxx.

◆ SetPolarisation() [3/3]

void TParticle::SetPolarisation ( const TVector3 v)
inline

Definition at line 163 of file TParticle.h.

◆ SetPolarPhi()

void TParticle::SetPolarPhi ( Double_t  phi)
inline

Definition at line 110 of file TParticle.h.

◆ SetPolarTheta()

void TParticle::SetPolarTheta ( Double_t  theta)
inline

Definition at line 109 of file TParticle.h.

◆ SetProductionVertex() [1/2]

void TParticle::SetProductionVertex ( Double_t  vx,
Double_t  vy,
Double_t  vz,
Double_t  t 
)
inline

Definition at line 168 of file TParticle.h.

◆ SetProductionVertex() [2/2]

void TParticle::SetProductionVertex ( const TLorentzVector v)
inline

Definition at line 169 of file TParticle.h.

◆ SetStatusCode()

void TParticle::SetStatusCode ( int  status)
inline

Definition at line 164 of file TParticle.h.

◆ SetWeight()

void TParticle::SetWeight ( Float_t  weight = 1)
inline

Definition at line 165 of file TParticle.h.

◆ Sizeof3D()

void TParticle::Sizeof3D ( ) const
virtual

Return total X3D size of this primary.

Reimplemented from TAtt3D.

Definition at line 389 of file TParticle.cxx.

◆ Strangeness()

Int_t TParticle::Strangeness ( ) const

Return strangeness quantum number.

Definition at line 202 of file TParticle.cxx.

◆ T()

Double_t TParticle::T ( ) const
inline

Definition at line 128 of file TParticle.h.

◆ Theta() [1/2]

Double_t TParticle::Theta ( const TParticle p)
inline

Definition at line 115 of file TParticle.h.

◆ Theta() [2/2]

Double_t TParticle::Theta ( ) const
inline

Definition at line 150 of file TParticle.h.

◆ ThetaX()

Double_t TParticle::ThetaX ( ) const
inline

Definition at line 103 of file TParticle.h.

◆ ThetaY()

Double_t TParticle::ThetaY ( ) const
inline

Definition at line 104 of file TParticle.h.

◆ ThetaZ()

Double_t TParticle::ThetaZ ( ) const
inline

Definition at line 105 of file TParticle.h.

◆ Vx()

Double_t TParticle::Vx ( ) const
inline

Definition at line 125 of file TParticle.h.

◆ Vy()

Double_t TParticle::Vy ( ) const
inline

Definition at line 126 of file TParticle.h.

◆ Vz()

Double_t TParticle::Vz ( ) const
inline

Definition at line 127 of file TParticle.h.

◆ Y()

Double_t TParticle::Y ( ) const
inline

Definition at line 143 of file TParticle.h.

Member Data Documentation

◆ fCalcMass

Double_t TParticle::fCalcMass
protected

Definition at line 37 of file TParticle.h.

◆ fDaughter

Int_t TParticle::fDaughter[2]
protected

Definition at line 34 of file TParticle.h.

◆ fE

Double_t TParticle::fE
protected

Definition at line 42 of file TParticle.h.

◆ fMother

Int_t TParticle::fMother[2]
protected

Definition at line 33 of file TParticle.h.

◆ fParticlePDG

TParticlePDG* TParticle::fParticlePDG
mutableprotected

Definition at line 52 of file TParticle.h.

◆ fPdgCode

Int_t TParticle::fPdgCode
protected

Definition at line 31 of file TParticle.h.

◆ fPolarPhi

Double_t TParticle::fPolarPhi
protected

Definition at line 50 of file TParticle.h.

◆ fPolarTheta

Double_t TParticle::fPolarTheta
protected

Definition at line 49 of file TParticle.h.

◆ fPx

Double_t TParticle::fPx
protected

Definition at line 39 of file TParticle.h.

◆ fPy

Double_t TParticle::fPy
protected

Definition at line 40 of file TParticle.h.

◆ fPz

Double_t TParticle::fPz
protected

Definition at line 41 of file TParticle.h.

◆ fStatusCode

Int_t TParticle::fStatusCode
protected

Definition at line 32 of file TParticle.h.

◆ fVt

Double_t TParticle::fVt
protected

Definition at line 47 of file TParticle.h.

◆ fVx

Double_t TParticle::fVx
protected

Definition at line 44 of file TParticle.h.

◆ fVy

Double_t TParticle::fVy
protected

Definition at line 45 of file TParticle.h.

◆ fVz

Double_t TParticle::fVz
protected

Definition at line 46 of file TParticle.h.

◆ fWeight

Float_t TParticle::fWeight
protected

Definition at line 35 of file TParticle.h.

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