Clean up the imports/exports between MRI and Main.

[spline3.git] / src / Main.hs

diff --git a/src/Main.hs b/src/Main.hs
index c4204c821f4f534f1df7c72784b155dbd7072f83..80f5e97fb874809fb4634c904fba98133ad0211d 100644 (file)
--- a/src/Main.hs
+++ b/src/Main.hs
@@ -1,27 +1,56 @@
 module Main
 where
 
---import Cube
---import Face
---import Grid
---import Misc (flatten)
---import Point
---import RealFunction
---import Tetrahedron
---import ThreeDimensional
-
-
-
---find_point_value :: RealFunction Point
---find_point_value p = poly p
---    where
---      g0 = make_grid 1 trilinear
---      the_cubes = flatten (cubes g0)
---      good_cubes = filter ((flip contains_point) p) the_cubes
---       target_cube = head good_cubes
---       good_tets = filter ((flip contains_point) p) (tetrahedrons target_cube)
---       target_tetrahedron = head good_tets
---       poly = polynomial target_tetrahedron
+import qualified Data.Array.Repa as R
+import System.Environment (getArgs)
+
+import Grid (zoom)
+import MRI (
+  flip_x,
+  flip_y,
+  mri_shape,
+  mri_slice3d,
+  read_word16s,
+  round_array,
+  swap_bytes,
+  write_values_slice_to_bitmap,
+  write_word16s,
+  z_slice
+  )
+
+in_file :: FilePath
+in_file = "./data/mri.bin"
+
 
 main :: IO ()
-main = putStrLn "Hello, World."
+main = main3d
+
+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 arrMRI = R.reshape mri_shape arr'
+  let dbl_data = R.force $ R.map fromIntegral arrMRI
+  let output = zoom dbl_data zoom_factor
+  let word16_output = round_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 output = zoom dbl_data zoom_factor
+  write_values_slice_to_bitmap (z_slice 0 output) out_file