Get rid of the chunk code, and recompute the grid within the zoom traverse.

[spline3.git] / src / Main.hs

diff --git a/src/Main.hs b/src/Main.hs
index 8a1efdb76de21e6b94421e63e6ebd07630ff5990..e577351cc257615a47b60ac455cb2376f2527e5c 100644 (file)
--- a/src/Main.hs
+++ b/src/Main.hs
@@ -1,31 +1,47 @@
 module Main
 where
 
-import Data.Array.Repa (
-  DIM3,
-  Z(..),
-  (:.)(..),
-  )
-
+import qualified Data.Array.Repa as R
 import System.Environment (getArgs)
 
-import Grid (make_grid, zoom)
-import Values (read_values_3d, write_values_1d)
-
-mri_shape :: DIM3
-mri_shape = (Z :. 256 :. 256 :. 1)
+import Grid (zoom)
+import MRI
 
 
+in_file :: FilePath
+in_file = "./data/mri.bin"
 
 
 main :: IO ()
-main = do
-  args <- getArgs
-  let color = head args
-  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 (4,4,1)
-  write_values_1d output out_file
+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 = 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 output = zoom dbl_data zoom_factor
+  write_values_slice_to_bitmap (z_slice 0 output) out_file