vem/feicontrol.rb~

   1 $:.unshift(File.dirname(__FILE__))
   2
   3 require 'singleton'
   4 require 'win32ole'
   5 require 'open3'
   6 require 'json'
   7
   8 require 'vem'
   9
  10 module TEMObject
  11         @instance = nil
  12         def TEMObject.instance
  13                 unless @instance then
  14                         @instance = WIN32OLE.new('TEMScripting.Instrument')
  15                 end
  16                 return @instance
  17         end
  18 end
  19
  20
  21 class FEIControl < VEM
  22         include TEMObject
  23         @@params = {
  24                 "x" => 0,
  25                 "y" => 0,
  26                 "z" => 0,
  27                 "a" => 0
  28         }
  29
  30         @@acq = nil
  31
  32
  33         def initialize
  34                 puts "FEI initialize"
  35
  36         #       @@tem    = WIN32OLE.new('TEMScripting.Instrument')
  37                 @@tem = TEMObject.instance
  38                 puts @@tem
  39         end
  40
  41         def get_params
  42                 puts "FEI get params"
  43
  44                 @@tem = TEMObject.instance
  45
  46                 @@params["x"] = @@tem.Stage.Position.X
  47                 @@params["y"] = @@tem.Stage.Position.Y
  48                 @@params["z"] = @@tem.Stage.Position.Z
  49                 @@params["a"] = @@tem.Stage.Position.A
  50
  51
  52                 return @@params
  53         end
  54
  55         def set_stageA(x, y, z, a)
  56                 puts "FEI setStageA"
  57
  58
  59                 position = @@tem.Stage.Position
  60                 position.X = x*1e-7
  61                 position.Y = y*1e-7
  62                 position.Z = z*1e-7
  63                 position.A = a*(3.145159/180.0)
  64
  65                 @@tem.Stage.GoTo(position, 15)
  66                 get_params
  67                 return @@params
  68         end
  69
  70         def set_stageR(x, y, z, a)
  71                 puts "FEI setStageR"
  72
  73                 position = @@tem.Stage.Position
  74                 position.X = position.X + x*1e-7
  75                 position.Y = position.Y + y*1e-7
  76                 position.Z = position.Z + z*1e-7
  77                 position.A = position.A + a*(3.145159/180.0)
  78
  79                 @@tem.Stage.GoTo(position, 15)
  80                 get_params
  81                 return @@params
  82         end
  83
  84         def set_spotsize(spsize)
  85                 puts "FEI setSpotSize"
  86
  87                 ill    = @@tem.Illumination
  88                 ill.SpotsizeIndex = ill.SpotsizeIndex + spsize
  89                 return ill.SpotsizeIndex
  90         end
  91
  92         def set_magnification(magsize)
  93                 puts "FEI setMagnification"
  94
  95                 proj = @@tem.Projection
  96                 proj.MagnificationIndex = proj.MagnificationIndex + magsize
  97                 return proj.MagnificationIndex
  98         end
  99
 100         def acquisition_init(binning, exp_time, image_size)
 101                 # get acquitision object
 102                 @@acq = @@tem.Acquisition
 103                 # acquire an image from "CCD" camera
 104                 @@acq.AddAcqDeviceByName("CCD")
 105
 106                 ## settings for acquisition parameters
 107                 # ccdCamerasAcqParams
 108                 ccdCamerasAcqParams = @@acq.Cameras.Item(0).AcqParams
 109                 # binning
 110                 ccdCamerasAcqParams.Binning = binning
 111                 # exposuretime
 112                 ccdCamerasAcqParams.ExposureTime = exp_time
 113                 # imagesize
 114                 ccdCamerasAcqParams.ImageSize = image_size
 115                 puts "#{ccdCamerasAcqParams.Binning}, #{ccdCamerasAcqParams.ExposureTime}, #{ccdCamerasAcqParams.image_size}"
 116         end
 117
 118         def acquisition
 119                 # acquisition Image
 120                 imageCollection = @@acq.AcquireImages
 121                 img     = imageCollection.Item(0)
 122                 return img.AsSafeArray
 123         end
 124
 125         def set_obj(params)
 126                 puts "FEI setObj"
 127         end
 128
 129         def set_beamtilt(params)
 130                 puts "FEI setBeamTilt"
 131         end
 132
 133 end
 134