BEGINNING[BETA_A]  = 40
BEGINNING[ALPHA_A]=  0
BEGINNING[BETA_B] = 40
BEGINNING[ALPHA_B] = 0

!parameter[geometry] = open
!beam_start[x]  = 0 !   -0.0117339855
!beam_start[px] = 0 !   -0.1107492265

 
PARAMETER[particle] = electron

!call, file = ../energy0.bmad
call, file = beam_start1.bmad
 
!parameter[ptc_exact_model]  = T

parameter[absolute_time_tracking] = T

 
Mar.BEG: marker
Mar.END: marker

! Bmad cell
call, file = cell.bmad
!call, file = cell_wall.bmad


use, FF.arc_cell
  
   
!call, file = cell.use_fields.bmad
!parameter[live_branch] = F
!parameter[geometry] = open
!use, FF.arc_cell, FF.dummy1, FF.dummy2 
  
  
  
! Straight cell
!FF.f = 0
!FF.patch1[x_pitch] = FF.f * FF.angle/2
!FF.patch2[x_pitch] = FF.f * FF.angle/2
!FF.Pip01[L] = FF.pipe.L/2 + (1-FF.f)*FF.stretch
!FF.Pip02[L] = FF.pipe.L/2 + (1-FF.f)*FF.stretch
!FF.drift2[L] = FF.quad_padding + FF.Blk01[L]/2/cos(FF.angle/2) + (1-FF.f)*FF.stretch
!FF.drift3[L] = FF.quad_padding + FF.Blk01[L]/2/cos(FF.angle/2)+ (1-FF.f)*FF.stretch
!FF.QF[x_offset] = 0 
!FF.QD[x_offset] = FF.f*FF.QD[X_OFFSET]   
!FF.QF[z_offset] = 0
!FF.QD[z_offset] = 0

FF.QF[FQ1] = 0 
FF.QD[FQ1] = 0 
FF.QF[FQ2] = 0 
FF.QD[FQ2] = 0 

!use, FF.arc_cell_no_superimpose  
use, FF.arc_cell_using_sbend



!FF.BPM01: marker, superimpose, ref = FF.Blk01


*[ds_step] = .01



!*[tracking_method] = symp_lie_ptc
!*[mat6_calc_method] = symp_lie_ptc
!*[tracking_method] = symp_lie_bmad
!*[mat6_calc_method] = symp_lie_bmad