src/Main.hs

   1 module Main
   2 where
   3
   4 import qualified Data.Array.Repa as R
   5 import System.Environment (getArgs)
   6
   7 import Grid (make_grid, zoom, zoom_chunk)
   8 import MRI
   9
  10
  11 in_file :: FilePath
  12 in_file = "./data/mri.bin"
  13
  14
  15 main :: IO ()
  16 main = main2d_chunk
  17
  18
  19 main2d_chunk :: IO ()
  20 main2d_chunk = do
  21   (s:_) <- getArgs
  22   let scale = read s :: Int
  23   let zoom_factor = (1, scale, scale)
  24   let out_file = "output.bmp"
  25   arr <- read_word16s in_file
  26   let arr' = swap_bytes arr
  27   let arrInv   = flip_x $ flip_y arr'
  28   let arrSlice = z_slice3 50 arrInv
  29   let dbl_data = R.map fromIntegral arrSlice
  30   let g = make_grid 1 dbl_data
  31   let output = zoom_chunk g zoom_factor
  32   write_values_chunk_to_bitmap output out_file
  33
  34
  35
  36 main3d :: IO ()
  37 main3d = do
  38   (s:_) <- getArgs
  39   let scale = read s :: Int
  40   let zoom_factor = (scale, scale, scale)
  41   let out_file = "output.bin"
  42   arr <- read_word16s in_file
  43   let arr' = swap_bytes arr
  44 --  let arrInv   = flip_x $ flip_y arr'
  45   let arrMRI = R.reshape mri_shape arr'
  46   let dbl_data = R.force $ R.map fromIntegral arrMRI
  47   let g = make_grid 1 dbl_data
  48   let output = zoom g zoom_factor
  49   let word16_output = bracket_array output
  50   write_word16s out_file word16_output
  51
  52
  53 main2d :: IO ()
  54 main2d = do
  55   (s:_) <- getArgs
  56   let scale = read s :: Int
  57   let zoom_factor = (1, scale, scale)
  58   let out_file = "output.bmp"
  59   arr <- read_word16s in_file
  60   let arr' = swap_bytes arr
  61   let arrInv   = flip_x $ flip_y arr'
  62   let arrSlice = z_slice 50 arrInv
  63   let arrSlice' = R.reshape mri_slice3d arrSlice
  64   let dbl_data = R.map fromIntegral arrSlice'
  65   let g = make_grid 1 dbl_data
  66   let output = zoom g zoom_factor
  67   write_values_slice_to_bitmap (z_slice 0 output) out_file