module Main
where
-import Data.Array.Repa (
- DIM3,
- Z(..),
- (:.)(..),
- )
-
+import qualified Data.Array.Repa as R (map, force, reshape)
+import qualified Data.Array.Repa.IO.BMP as R (writeComponentsToBMP)
import System.Environment (getArgs)
-import Values (read_values_3d, write_values_1d)
import Grid (make_grid, zoom)
-
-mri_shape :: DIM3
-mri_shape = (Z :. 256 :. 256 :. 1)
+import MRI
+import Values (drop_z, zoom_shape)
main :: IO ()
-main = do
- args <- getArgs
- let color = args !! 0
- let in_file = "./data/MRbrain.40." ++ color
- let out_file = "MRbrain.40." ++ color ++ ".out"
- mridata <- read_values_3d mri_shape in_file
- let g = make_grid 1 mridata
- let output = zoom g (8,8,1)
- write_values_1d output out_file
+main = main2d
+
+in_file :: FilePath
+in_file = "./data/mri.bin"
+
+main3d :: IO ()
+main3d = do
+ (s:_) <- getArgs
+ let scale = read s :: Int
+ let zoom_factor = (scale, scale, scale)
+ let out_file = "output.bin"
+ arr <- read_word16s in_file
+ let arr' = swap_bytes arr
+-- let arrInv = flip_x $ flip_y arr'
+ let arrMRI = R.reshape mri_shape arr'
+ let dbl_data = R.force $ R.map fromIntegral arrMRI
+ let g = make_grid 1 dbl_data
+ let output = zoom g zoom_factor
+ let word16_output = bracket_array output
+ write_word16s out_file word16_output
+
+main2d :: IO ()
+main2d = do
+ (s:_) <- getArgs
+ let scale = read s :: Int
+ let zoom_factor = (1, scale, scale)
+ let out_file = "output.bmp"
+ arr <- read_word16s in_file
+ let arr' = swap_bytes arr
+ let arrInv = flip_x $ flip_y arr'
+ let arrSlice = z_slice 50 arrInv
+ let arrSlice' = R.reshape mri_slice3d arrSlice
+ let dbl_data = R.map fromIntegral arrSlice'
+ let g = make_grid 1 dbl_data
+ let output = zoom g zoom_factor
+ let arrBrack = bracket_array output
+ let mri_slice2d = drop_z $ zoom_shape zoom_factor mri_slice3d
+ let colors = values_to_colors $ R.reshape mri_slice2d
+ $ R.map fromIntegral arrBrack
+ let routput = R.map (\(red, _, _) -> red) colors
+ let goutput = R.map (\(_, green, _) -> green) colors
+ let boutput = R.map (\(_, _, blue) -> blue) colors
+ R.writeComponentsToBMP out_file routput goutput boutput