Force a few maps in the MRI module.

[spline3.git] / src / Main.hs

diff --git a/src/Main.hs b/src/Main.hs
index 8a1efdb76de21e6b94421e63e6ebd07630ff5990..f21856f41e0879189c10ebe84aeb550ee4688bb5 100644 (file)
--- a/src/Main.hs
+++ b/src/Main.hs
@@ -1,31 +1,35 @@
 module Main
 where
 
-import Data.Array.Repa (
-  DIM3,
-  Z(..),
-  (:.)(..),
-  )
-
+import qualified Data.Array.Repa as R (map, reshape)
+import qualified Data.Array.Repa.IO.BMP as R (writeComponentsToBMP)
 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 MRI
+import Values (drop_z, zoom_shape)
 
+zoom_factor :: (Int, Int, Int)
+zoom_factor = (1,2,2)
 
 
 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
+--  args <- getArgs
+--  let color = head args
+  let in_file = "./data/mri.bin"
+  let out_file = "output.bmp"
+  arr <- read_word16s in_file
+  let arrBrack = bracket_array arr
+  let arrInv   = flip_x $ flip_y arrBrack
+  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 mri_slice2d = drop_z $ zoom_shape zoom_factor mri_slice3d
+  let colors = values_to_colors $ R.reshape mri_slice2d output
+  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