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