#include <TkBfield.h>

Public Member Functions
void	getBrfz (float const __restrict__ x, float __restrict__ Brfz) const
	B out in cylindrical. More...

void	getBxyz (float const __restrict__ x, float __restrict__ Bxyz) const
	B out in cartesian. More...

	TkBfield (float fld=3.8)

	TkBfield (std::string T)

Private Attributes
BCycl< float >	bcyl

Detailed Description

B-field in Tracker volume - based on the TOSCA computation version 1103l (tuned on MTCC measured field (fall 2006))

In: x[3]: coordinates (m) Out: B[3]: Bx,By,Bz (T) (getBxyz) Out: B[3]: Br,Bf,Bz (T) (getBrfz)

Valid for r<1.15m and |z|<2.80m

Author: V.Karimaki 080228, 080407 new float version V.I. October 2012

Definition at line 24 of file TkBfield.h.

Constructor & Destructor Documentation

◆ TkBfield() [1/2]

TkBfield::TkBfield ( std::string T )

Definition at line 49 of file TkBfield.cc.

49 : bcyl(findPar(fld)) {}

◆ TkBfield() [2/2]

TkBfield::TkBfield ( float fld = 3.8 )

Definition at line 47 of file TkBfield.cc.

47 : bcyl(findPar(fld)) {}

Member Function Documentation

◆ getBrfz()

void TkBfield::getBrfz	(	float const *__restrict__	x,
		float *__restrict__	Brfz
	)		const

B out in cylindrical.

Definition at line 51 of file TkBfield.cc.

                                                                                   {
   float br;
   float bz;
   float r2 = x[0] * x[0] + x[1] * x[1];
   bcyl(x[0] * x[0] + x[1] * x[1], x[2], br, bz);
   Brfz[0] = std::sqrt(r2) * br;
   Brfz[1] = 0;
   Brfz[2] = bz;
 }

References bcyl, beamvalidation::br, diffTwoXMLs::r2, and mathSSE::sqrt().

◆ getBxyz()

void TkBfield::getBxyz	(	float const *__restrict__	x,
		float *__restrict__	Bxyz
	)		const

B out in cartesian.

Definition at line 61 of file TkBfield.cc.

                                                                                   {
   float br;
   float bz;
   float r2 = x[0] * x[0] + x[1] * x[1];
   bcyl(r2, x[2], br, bz);
   Bxyz[0] = br * x[0];
   Bxyz[1] = br * x[1];
   Bxyz[2] = bz;
 }