pro spp_swp_sweepv_new_tslut, sweepv, $
                              defv1, $
                              defv2, $
                              spv, $
                              fsindex, $
                              tsindex, $
                              nen = nen, $
                              edpeak = edpeak, $
                              plot = plot, $
                              spfac = spfac


message,'Old version'
  ;;----------------------------------------
  ;; Number of energies in fine sweep table 
  ;; (full table has 4x as many)
  if not keyword_set(nen)    then nen = 32 
  if not keyword_set(edpeak) then edpeak = 0


  ;; Get the full sweep table and index
  spp_swp_sweepv_new_fslut,sweepv,$
                   defv1,$
                   defv2,$
                   spv,$
                   fsindex, $
                   nen = nen, $
                   plot = plot, $
                   spfac = spfac 


  ;; Get center index of each sub-stepping 
  edindex = fsindex[indgen(256)*4+2]		
  ;; Interval for each E-D step in full sweep
  
  
  ;; This is the peak index into the 
  ;; master 4096-element S-LUT.
  pindex = fix(edindex[edpeak])			
  
  if keyword_set(plot) then begin
     ;print,pindex
     plots,sweepv[pindex],$
           defv1[pindex]-defv2[pindex],$
           psym = 7, color = 250, thick=2
 endif

  ;; Number of angles in fine sweep table 
  ;; (full table has 4x as many).
  nang = 256/nen 

  ;; Lots of '*4' to take into account 
  ;; size of full table.
  eindex = floor(pindex/(nang*4)) 
  dindex = pindex mod (nang*4)

  if keyword_set(plot) then print,eindex,dindex
  
  eindmin = eindex-nen/2

  ;;-------------------------------------------
  ;; All of this complication is to make sure 
  ;; that we don't go off the edge of the table 
  ;; if the peak is near the edge.
  if eindmin lt 0 then begin 
     eindmin = 0    
     eindmax = nen-1
  endif else begin
     eindmax = eindmin+nen-1
     if eindmax gt (4*nen-1) then begin
        eindmax = 4*nen-1
        eindmin = 3*nen
     endif
  endelse

  dindmin = dindex-nang/2
  if dindmin lt 0 then begin
     dindmin = 0
     dindmax = nang-1
  endif else begin
     dindmax = dindmin+nang-1
     if dindmax gt (4*nang-1) then begin
        dindmax = 4*nang-1
        dindmin = 3*nang
     endif
  endelse

  if keyword_set(plot) then print,eindmin, eindmax, dindmin, dindmax  
  if (eindex mod 2) then odd = 1 else odd = 0
  tsindex = 0
  for i = 0,nen-1 do begin
     sodd = (eindmin+i) mod 2
     ;; Does the necessary flipping of 
     ;; every other step to take.
     if odd eq sodd then begin 
        ;; Into account the up/down 
        ;; even/odd deflector sweeps
        di1 = dindmin      
     endif else begin
        di1 = 4*nang-1-dindmax	
     endelse
     
     tsindex = [tsindex,(eindmin+i)*nang*4+di1+indgen(nang)]
  endfor
  
  tsindex = tsindex[1:256]
  

 ; plot=1
  if keyword_set(plot) then begin
      goto, skip
      wi,3
     !p.multi = [0,1,3]
     plot,sweepv[tsindex],$
          psym=10,$
          xtitle = 'Time Step',$
          ytitle = 'Sweep Voltage',$
          yrange = [0,4000],$
          charsize = 2
     oplot,defv1[tsindex]*sweepv[tsindex],color = 50,psym = 10
     oplot,defv2[tsindex]*sweepv[tsindex],color = 250,psym = 10
     plot,sweepv[tsindex],$
          psym=10,$
          xtitle = 'Time Step',$
          ytitle = 'Sweep Voltage (Log)',$
          yrange = [0.1,4000],$
          /ylog,$
          charsize = 2,$
          /ystyle
     oplot,defv1[tsindex]*sweepv[tsindex],color = 50,psym = 10
     oplot,defv2[tsindex]*sweepv[tsindex],color = 250,psym = 10
     oplot,spv[tsindex]*sweepv[tsindex],color = 150,psym = 10
     plot,defv1[tsindex],$
          psym = 10, $
          xtitle = 'Time Step',$
          ytitle = 'Sweep Voltage Ratio',$
          charsize = 2,$
          yrange = [0,12]
     oplot,defv1[tsindex],psym=10,color = 50
     oplot,defv2[tsindex],color = 250,psym = 10
     oplot,spv[tsindex],color = 150,psym = 10
     !p.multi = 0

     skip:
     
     wi,5
     symsize=.5
     plot,sweepv,defv1-defv2,$
          psym = 7,$
          /xlog, $
          xtitle = 'V_SWEEP (Volts)',$
          ytitle = 'V_DEF/V_SWEEP (D1+, D2-)',$
          charsize = 2,$
          symsize = symsize, $
          /xstyle,$
          /ystyle
     plots,sweepv[tsindex],defv1[tsindex]-defv2[tsindex], psym=4,color = 150,symsize = symsize
     oplot,sweepv[tsindex],defv1[tsindex]-defv2[tsindex], psym=-7,color=2,symsize = symsize
     plots,sweepv[pindex],defv1[pindex]-defv2[pindex],    psym = 7,color = 250,thick=2,symsize = symsize
  endif

end