def METHOD_NAME(self,dc):
  self.organizer.update_spotfinder()
  self.spotfinder = self.organizer.S
  if self.settings.show_all_pix:
    for spot in self.spotfinder.images[self.frames[0]]["spots_total"]:
      for pxl in spot.bodypixels:
        x,y = self._img.image_coords_as_screen_coords(
          pxl.y,
          pxl.x)
        dc.SetPen(wx.Pen('green'))
        dc.SetBrush(wx.GREEN_BRUSH)
        dc.DrawCircle(x,y,1)
  if self.settings.show_max_pix:
    pink_brush = wx.Brush(colour=wx.Colour(255,192,203))
    for spot in self.spotfinder.images[self.frames[0]]["spots_total"]:
      x,y = self._img.image_coords_as_screen_coords(
        spot.max_pxl_y(),
        spot.max_pxl_x())
      dc.SetPen(wx.Pen('pink'))
      dc.SetBrush(pink_brush)
      dc.DrawCircle(x,y,1)
  if self.settings.show_ctr_mass:
    for spot in self.spotfinder.images[self.frames[0]]["spots_total"]:
      x,y = self._img.image_coords_as_screen_coords(
        spot.ctr_mass_y(),
        spot.ctr_mass_x())
      dc.SetPen(wx.Pen('red'))
      dc.SetBrush(wx.RED_BRUSH)
      dc.DrawCircle(x,y,1)