X-Git-Url: http://gitweb.michael.orlitzky.com/?a=blobdiff_plain;f=src%2FMain.hs;h=1a716836c5db52096e7c15e6caaf45e307ba83cc;hb=b6ce041d136d56fb3d0638c4abadbae64b94b2e5;hp=80f5e97fb874809fb4634c904fba98133ad0211d;hpb=b19b7a5fefbb3180a817b4aadc21f25675cb366f;p=spline3.git

diff --git a/src/Main.hs b/src/Main.hs
index 80f5e97..1a71683 100644
--- a/src/Main.hs
+++ b/src/Main.hs
@@ -32,12 +32,13 @@ main3d = do
   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
+  let arr'          = swap_bytes arr
+  let arrMRI        = R.reshape mri_shape arr'
+  dbl_data <- R.computeUnboxedP $ R.map fromIntegral arrMRI
+  output <- zoom dbl_data zoom_factor
+  word16_output <- R.computeUnboxedP $ round_array output
   write_word16s out_file word16_output
+  return ()
 
 
 main2d :: IO ()
@@ -47,10 +48,13 @@ main2d = do
   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
+  arrSlice <- R.computeUnboxedP $ z_slice 50 $ flip_x $ flip_y $ swap_bytes arr
   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
+
+  -- If zoom isn't being inlined we need to extract the slice before hand,
+  -- and convert it to the require formed.
+  dbl_data      <- R.computeUnboxedP $ R.map fromIntegral arrSlice'
+  output        <- zoom dbl_data zoom_factor
+  arrSlice0     <- R.computeUnboxedP $ z_slice 0 output
+  
+  write_values_slice_to_bitmap arrSlice0 out_file