RooCubicSplineKnot::S_jk Class Reference

#include <RooCubicSplineKnot.h>

Public Member Functions
	S_jk ()
	S_jk (double a, double b, double c)
	S_jk (const S_jk &other, double offset=0)
S_jk &	operator *= (double z)
S_jk &	operator/= (double z)
S_jk &	operator- ()
S_jk &	operator+= (const S_jk &other)
S_jk &	operator-= (const S_jk &other)
S_jk	operator * (double z) const
S_jk	operator/ (double z) const
S_jk	operator+ (const S_jk &other) const
S_jk	operator- (const S_jk &other) const
double	operator() (int j, int k) const

Private Attributes
double	t
double	d
double	s
double	o

Detailed Description

Definition at line 45 of file RooCubicSplineKnot.h.

Constructor & Destructor Documentation

S_jk() [1/3]

RooCubicSplineKnot::S_jk::S_jk ( )

inline

Definition at line 47 of file RooCubicSplineKnot.h.

: t(0.), d(0.), s(0.), o(0.125) {}

S_jk() [2/3]

RooCubicSplineKnot::S_jk::S_jk ( double  a, double  b, double  c  )

inline

Definition at line 48 of file RooCubicSplineKnot.h.

: t(a*b*c), d(0.5*(a*b+a*c+b*c) ), s( 0.25*(a+b+c) ), o(0.125) { }

S_jk() [3/3]

RooCubicSplineKnot::S_jk::S_jk ( const S_jk &  other, double  offset = 0  )

inline

Definition at line 49 of file RooCubicSplineKnot.h.

                                                 : t(other.t), d(other.d), s(other.s), o(other.o) {
            if (!offset) return;
            t+=offset*(-2*d+offset*(4*s-offset*o*8));
            d+=offset*(-8*s+3*offset*o*8)/2;
            s-=offset*3*o*8/4;
        }

Member Function Documentation

operator *()

S_jk RooCubicSplineKnot::S_jk::operator * ( double  z ) const

inline

Definition at line 61 of file RooCubicSplineKnot.h.

{ return S_jk(*this)*=z; }

operator *=()

S_jk& RooCubicSplineKnot::S_jk::operator *= ( double  z )

inline

Definition at line 55 of file RooCubicSplineKnot.h.

{ t*=z; d*=z; s*=z; o*=z; return *this; }

operator()()

double RooCubicSplineKnot::S_jk::operator() ( int  j, int  k  ) const

inline

Definition at line 67 of file RooCubicSplineKnot.h.

                                              {
            if (j>k) std::swap(j,k);
            assert(0<=j&&j<4);
            assert(0<=k&&k<4-j); // note: for 4-j<=k<4 could return 0... but better not to invoke with those..
            switch(3*j+k) {
                case 0: return   -t;   // (0,0)
                case 1: return    d;   // (0,1),(1,0)
                case 2: return   -s;   // (0,2),(2,0)
                case 3: return    o;   // (0,3),(3,0)
                case 4: return -2*s;   // (1,1)
                case 5: return  3*o;   // (1,2),(2,1)
            }
            assert(1==0);
            return 0;
        }

operator+()

S_jk RooCubicSplineKnot::S_jk::operator+ ( const S_jk &  other ) const

inline

Definition at line 63 of file RooCubicSplineKnot.h.

{ return S_jk(*this)+=other; }

operator+=()

S_jk& RooCubicSplineKnot::S_jk::operator+= ( const S_jk &  other )

inline

Definition at line 58 of file RooCubicSplineKnot.h.

{ t+=other.t; d+=other.d; s+=other.s; o+=other.o; return *this; }

operator-() [1/2]

S_jk& RooCubicSplineKnot::S_jk::operator- ( )

inline

Definition at line 57 of file RooCubicSplineKnot.h.

{ t=-t; d=-d; s=-s; o=-o; return *this; }

operator-() [2/2]

S_jk RooCubicSplineKnot::S_jk::operator- ( const S_jk &  other ) const

inline

Definition at line 64 of file RooCubicSplineKnot.h.

{ return S_jk(*this)-=other; }

operator-=()

S_jk& RooCubicSplineKnot::S_jk::operator-= ( const S_jk &  other )

inline

Definition at line 59 of file RooCubicSplineKnot.h.

{ t-=other.t; d-=other.d; s-=other.s; o-=other.o; return *this; }

operator/()

S_jk RooCubicSplineKnot::S_jk::operator/ ( double  z ) const

inline

Definition at line 62 of file RooCubicSplineKnot.h.

{ return S_jk(*this)/=z; }

operator/=()

S_jk& RooCubicSplineKnot::S_jk::operator/= ( double  z )

inline

Definition at line 56 of file RooCubicSplineKnot.h.

{ t/=z; d/=z; s/=z; o/=z; return *this; }

Member Data Documentation

d

double RooCubicSplineKnot::S_jk::d

private

Definition at line 83 of file RooCubicSplineKnot.h.

o

double RooCubicSplineKnot::S_jk::o

private

Definition at line 83 of file RooCubicSplineKnot.h.

s

double RooCubicSplineKnot::S_jk::s

private

Definition at line 83 of file RooCubicSplineKnot.h.

t

double RooCubicSplineKnot::S_jk::t

private

Definition at line 83 of file RooCubicSplineKnot.h.

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

• Mint/RooCubicSplineKnot.h