src/Main.hs

   1 module Main
   2 where
   3
   4 import qualified Data.Array.Repa as R (map, reshape)
   5 import qualified Data.Array.Repa.IO.BMP as R (writeComponentsToBMP)
   6 import System.Environment (getArgs)
   7
   8 import Grid (make_grid, zoom)
   9 import MRI
  10 import Values (drop_z, zoom_shape)
  11
  12 zoom_factor :: (Int, Int, Int)
  13 zoom_factor = (1,2,2)
  14
  15
  16 main :: IO ()
  17 main = do
  18 --  args <- getArgs
  19 --  let color = head args
  20   let in_file = "./data/mri.bin"
  21   let out_file = "output.bmp"
  22   arr <- read_word16s in_file
  23   let arrBrack = bracket_array arr
  24   let arrInv   = flip_x $ flip_y arrBrack
  25   let arrSlice = z_slice 50 arrInv
  26   let arrSlice' = R.reshape mri_slice3d arrSlice
  27   let dbl_data = R.map fromIntegral arrSlice'
  28   let g = make_grid 1 dbl_data
  29   let output = zoom g zoom_factor
  30   let mri_slice2d = drop_z $ zoom_shape zoom_factor mri_slice3d
  31   let colors = values_to_colors $ R.reshape mri_slice2d output
  32   let routput = R.map (\(red, _,     _)    -> red)   colors
  33   let goutput = R.map (\(_,   green, _)    -> green) colors
  34   let boutput = R.map (\(_,   _,     blue) -> blue)  colors
  35   R.writeComponentsToBMP out_file routput goutput boutput