#include <RooCubicSplineKnot.h>

Public Member Functions
	S2_jk ()

	S2_jk (double a1, double b1, double c1, double a2, double b2, double c2)

	S2_jk (const S2_jk &other, double offset=0)

S2_jk &	operator *= (double z)

S2_jk &	operator/= (double z)

S2_jk	operator- ()

S2_jk &	operator+= (const S2_jk &other)

S2_jk &	operator-= (const S2_jk &other)

S2_jk	operator * (double z) const

S2_jk	operator/ (double z) const

S2_jk	operator+ (const S2_jk &other) const

S2_jk	operator- (const S2_jk &other) const

double	operator() (int j, int k) const

Private Attributes
double	t0

double	t1

double	t2

double	t3

double	t4

double	t5

double	t6

Detailed Description

Definition at line 88 of file RooCubicSplineKnot.h.

Constructor & Destructor Documentation

◆ S2_jk() [1/3]

RooCubicSplineKnot::S2_jk::S2_jk ( )

inline

Definition at line 90 of file RooCubicSplineKnot.h.

90 : t0(0.), t1(0.), t2(0.), t3(0.), t4(0.), t5(0.), t6(1./64.) {}

RooCubicSplineKnot::S2_jk::t4

double t4

Definition: RooCubicSplineKnot.h:147

RooCubicSplineKnot::S2_jk::t1

double t1

Definition: RooCubicSplineKnot.h:147

RooCubicSplineKnot::S2_jk::t0

double t0

Definition: RooCubicSplineKnot.h:147

RooCubicSplineKnot::S2_jk::t2

double t2

Definition: RooCubicSplineKnot.h:147

RooCubicSplineKnot::S2_jk::t6

double t6

Definition: RooCubicSplineKnot.h:147

RooCubicSplineKnot::S2_jk::t3

double t3

Definition: RooCubicSplineKnot.h:147

RooCubicSplineKnot::S2_jk::t5

double t5

Definition: RooCubicSplineKnot.h:147

◆ S2_jk() [2/3]

RooCubicSplineKnot::S2_jk::S2_jk	(	double	a1,
		double	b1,
		double	c1,
		double	a2,
		double	b2,
		double	c2
	)

inline

Definition at line 91 of file RooCubicSplineKnot.h.

                                                                                 :
             t0(a1*b1*c1*a2*b2*c2),
             t1(1./2.*((a1*b1*c1)*(a2*b2+a2*c2+b2*c2)+(a2*b2*c2)*(a1*b1+a1*c1+b1*c1))),
             t2(1./4.*((a1*b1*c1)*(a2+b2+c2)+(a2*b2*c2)*(a1+b1+c1)+(a1*b1+a1*c1+b1*c1)*(a2*b2+a2*c2+b2*c2))),
             t3(1./8.*((a1*b1*c1)+(a2*b2*c2)+(a1+b1+c1)*(a2*b2+a2*c2+b2*c2)+(a2+b2+c2)*(a1*b1+a1*c1+b1*c1))),
             t4(1./16.*((a1*b1+a1*c1+b1*c1)+(a2*b2+a2*c2+b2*c2)+(a1+b1+c1)*(a2+b2+c2))),
             t5(1./32.*((a1+b1+c1)+(a2+b2+c2))),
             t6(1./64.)
              { }

◆ S2_jk() [3/3]

RooCubicSplineKnot::S2_jk::S2_jk	(	const S2_jk &	other,
		double	offset = `0`
	)

inline

Definition at line 100 of file RooCubicSplineKnot.h.

                                                     : t0(other.t0), t1(other.t1), t2(other.t2), t3(other.t3), t4(other.t4), t5(other.t5), t6(other.t6) {
              if (!offset) return;
              t0+=offset*(-2*t1+offset*(4*t2+offset*(-8*t3+offset*(16*t4+offset*(-32*t5+offset*64*t6)))));
              t1+=offset*(-8*t2+offset*(3*8*t3+offset*(-4*16*t4+offset*(5*32*t5-6*offset*64*t6))))/2;
              t2+=offset*(-3*8*t3+offset*(6*16*t4+offset*(-10*32*t5+15*offset*64*t6)))/4;
              t3+=offset*(-4*16*t4+offset*(10*32*t5-20*offset*64*t6))/8;
              t4+=offset*(-5*32*t5+15*offset*64*t6)/16;
              t5-=offset*6*64*t6/32;
          }

Member Function Documentation

◆ operator *()

S2_jk RooCubicSplineKnot::S2_jk::operator * ( double z ) const

inline

Definition at line 115 of file RooCubicSplineKnot.h.

115 { return S2_jk(*this)*=z; }

RooCubicSplineKnot::S2_jk::S2_jk

S2_jk()

Definition: RooCubicSplineKnot.h:90

◆ operator *=()

S2_jk& RooCubicSplineKnot::S2_jk::operator *= ( double z )

inline

Definition at line 109 of file RooCubicSplineKnot.h.

109 { t0*=z; t1*=z; t2*=z; t3*=z; t4*=z; t5*=z; t6*=z; return *this; }

RooCubicSplineKnot::S2_jk::t4

double t4

Definition: RooCubicSplineKnot.h:147

RooCubicSplineKnot::S2_jk::t1

double t1

Definition: RooCubicSplineKnot.h:147

RooCubicSplineKnot::S2_jk::t0

double t0

Definition: RooCubicSplineKnot.h:147

RooCubicSplineKnot::S2_jk::t2

double t2

Definition: RooCubicSplineKnot.h:147

RooCubicSplineKnot::S2_jk::t6

double t6

Definition: RooCubicSplineKnot.h:147

RooCubicSplineKnot::S2_jk::t3

double t3

Definition: RooCubicSplineKnot.h:147

RooCubicSplineKnot::S2_jk::t5

double t5

Definition: RooCubicSplineKnot.h:147

◆ operator()()

double RooCubicSplineKnot::S2_jk::operator()	(	int	j,
		int	k
	)		const

inline

Definition at line 121 of file RooCubicSplineKnot.h.

                                               {
             if (j>k) std::swap(j,k);
             assert(0<=j&&j<7);
             assert(0<=k&&k<7-j);
             switch(6*j+k) {
                 case 0: return     t0;   // (0,0)
                 case 1: return    -t1;   // (0,1),(1,0)
                 case 2: return     t2;   // (0,2),(2,0)
                 case 3: return    -t3;   // (0,3),(3,0)
                 case 4: return     t4;   // (0,4),(4,0)
                 case 5: return    -t5;   // (0,5),(5,0)
                 case 6: return     t6;   // (0,6),(6,0)
                 case 7: return   2*t2;   // (1,1)
                 case 8: return  -3*t3;   // (1,2),(2,1)
                 case 9: return   4*t4;   // (1,3),(3,1)
                 case 10:return  -5*t5;   // (1,4),(4,1)
                 case 11:return   6*t6;   // (1,5),(5,1)
                 case 14:return   6*t4;   // (2,2)
                 case 15:return -10*t5;   // (2,3),(3,2)
                 case 16:return  15*t6;   // (2,4),(4,2)
                 case 21:return  20*t6;   // (3,3)
             }
             assert(1==0);
             return 0;
         }