virtual void Load(Ali4Vector& q); // Load all attributes of input Ali4Vector
virtual void SetZero(); // (Re)set all attributes to zero
void SetVector(Double_t v0,Ali3Vector& v); // Store contravariant vector
- void SetVector(Double_t* v,TString f); // Store contravariant vector v^i in frame f
- void GetVector(Double_t* v,TString f); // Provide contravariant vector v^i in frame f
- void SetVector(Float_t* v,TString f); // Store contravariant vector v^i in frame f
- void GetVector(Float_t* v,TString f); // Provide contravariant vector v^i in frame f
+ void SetVector(Double_t* v,TString f,TString u="rad"); // Store contravariant vector v^i in frame f with ang units u
+ void GetVector(Double_t* v,TString f,TString u="rad"); // Provide contravariant vector v^i in frame f in ang units u
+ void SetVector(Float_t* v,TString f,TString u="rad"); // Store contravariant vector v^i in frame f with ang units u
+ void GetVector(Float_t* v,TString f,TString u="rad"); // Provide contravariant vector v^i in frame f in ang units u
void SetScalar(Double_t v0,Double_t dv0=0); // Set the scalar part (with error) of v
void SetScalarError(Double_t dv0); // Set error on the scalar part of v
Double_t GetScalar(); // Provide the scalar part of v
void Set3Vector(Ali3Vector& v); // Set the 3-vector part of v
- void Set3Vector(Double_t* v,TString f); // Set the 3-vector part of v in frame f
- void Set3Vector(Float_t* v,TString f); // Set the 3-vector part of v in frame f
- Ali3Vector Get3Vector(); // Provide the 3-vector part of v
+ void Set3Vector(Double_t* v,TString f,TString u="rad"); // Set the 3-vector part of v in frame f with ang units u
+ void Set3Vector(Float_t* v,TString f,TString u="rad"); // Set the 3-vector part of v in frame f with ang units u
+ Ali3Vector Get3Vector() const; // Provide the 3-vector part of v
void SetInvariant(Double_t v2,Double_t dv2=0); // Set the Lorentz invariant (with error)
void SetInvariantError(Double_t dv2); // Set error on the Lorentz invariant
Double_t GetInvariant(); // Provide the Lorentz invariant
- void SetErrors(Double_t* v,TString f); // Store errors of vector v^i in frame f
- void GetErrors(Double_t* v,TString f); // Provide errors of vector v^i in frame f
- void SetErrors(Float_t* v,TString f); // Store errors of vector v^i in frame f
- void GetErrors(Float_t* v,TString f); // Provide errors of vector v^i in frame f
- virtual void Data(TString f="car"); // Print contravariant components in frame f
+ void SetErrors(Double_t* v,TString f,TString u="rad"); // Store errors of vector v^i in frame f with ang units u
+ void GetErrors(Double_t* v,TString f,TString u="rad"); // Provide errors of vector v^i in frame f in ang units u
+ void SetErrors(Float_t* v,TString f,TString u="rad"); // Store errors of vector v^i in frame f with ang units u
+ void GetErrors(Float_t* v,TString f,TString u="rad"); // Provide errors of vector v^i in frame f in ang units u
+ virtual void Data(TString f="car",TString u="rad"); // Print contravariant components in frame f in ang units u
Double_t Dot(Ali4Vector& q); // Provide dot product v^i*q_i
- Double_t GetResultError(); // Provide error on scalar result (e.g. Dot)
+ Double_t GetResultError() const; // Provide error on scalar result (e.g. Dot)
Ali4Vector operator+(Ali4Vector& q); // Add contravariant vector q
Ali4Vector operator-(Ali4Vector& q); // Subtract contravariant vector q
Ali4Vector operator*(Double_t s); // Multiply contravariant vector with scalar s
Ali4Vector& operator-=(Ali4Vector& q); // Subtract contravariant vector q
Ali4Vector& operator*=(Double_t s); // Multiply with scalar s
Ali4Vector& operator/=(Double_t s); // Divide by scalar s
- Int_t GetScalarFlag(); // Provide the fScalar flag value
- Ali3Vector GetVecTrans(); // Provide transverse vector part w.r.t. z-axis
- Ali3Vector GetVecLong(); // Provide longitudinal vector part w.r.t. z-axis
+ Int_t GetScalarFlag() const; // Provide the fScalar flag value
+ Ali3Vector GetVecTrans() const; // Provide transverse vector part w.r.t. z-axis
+ Ali3Vector GetVecLong() const; // Provide longitudinal vector part w.r.t. z-axis
Double_t GetPseudoRapidity(); // Provide pseudorapidity of vector part w.r.t z-axis
- Ali3Vector GetBetaVector(); // Provide the beta 3-vector
+ Ali3Vector GetBetaVector() const; // Provide the beta 3-vector
Double_t GetBeta(); // Provide the norm of the beta 3-vector, i.e. v/c
Double_t GetGamma(); // Provide the Lorentz gamma factor
+ Double_t GetX(Int_t i,TString f,TString u="rad"); // Provide i-th vector component in frame f in units u
+ virtual Double_t GetOpeningAngle(Ali4Vector& q,TString u="rad"); // Opening angle between 3-vector parts in units u
+ virtual Double_t GetOpeningAngle(Ali3Vector& q,TString u="rad"); // Opening angle with 3-vector q in units u
protected:
- Double_t fV2; // The Lorentz invariant (v^i*v_i)
- Double_t fV0; // The scalar part
- Ali3Vector fV; // The 3-vector part
- Double_t fDv2; // The error on the Lorentz invariant
- Double_t fDv0; // The error on the scalar part
- Double_t fDresult; // The error on the scalar result of an operation (e.g. dotproduct)
- Int_t fScalar; // Flag denoting scalar mode
+ Double32_t fV2; // The Lorentz invariant (v^i*v_i)
+ Double32_t fV0; // The scalar part
+ Ali3Vector fV; // The 3-vector part
+ Double32_t fDv2; // The error on the Lorentz invariant
+ Double32_t fDv0; // The error on the scalar part
+ Double32_t fDresult; //! The error on the scalar result of an operation (e.g. dotproduct)
+ Int_t fScalar; // Flag denoting scalar mode
Double_t GetScaTrans(); // Provide "transverse value" of scalar part w.r.t. z-axis
Double_t GetScaLong(); // Provide "longitudinal value" of scalar part w.r.t. z-axis
- ClassDef(Ali4Vector,6) // Handling of Lorentz 4-vectors in various reference frames.
+ ClassDef(Ali4Vector,11) // Handling of Lorentz 4-vectors in various reference frames.
};
#endif
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