Add a chunked version of zoom.

[spline3.git] / src / Main.hs

diff --git a/src/Main.hs b/src/Main.hs
index bc63265195b474f1ca4da545ec67148709533c93..b65cc4bdbbd76d6737bde002e18ae4c0e0dcf9bb 100644 (file)
--- a/src/Main.hs
+++ b/src/Main.hs
@@ -1,24 +1,67 @@
 module Main
 where
 
-import Data.Array.Repa (
-  DIM3,
-  Z(..),
-  (:.)(..),
-  toList
-  )
+import qualified Data.Array.Repa as R
+import System.Environment (getArgs)
 
-import Values
---import Grid(make_grid, zoom)
+import Grid (make_grid, zoom, zoom_chunk)
+import MRI
+
+
+in_file :: FilePath
+in_file = "./data/mri.bin"
 
-mri_shape :: DIM3
-mri_shape = (Z :. 256 :. 256 :. 109)
 
 main :: IO ()
-main = do
-  mridata <- read_values_3d mri_shape "./data/mridata.txt"
-  let tmp = Data.Array.Repa.toList mridata
-  print tmp
---  let g = make_grid 1 (Data.Array.Repa.toList mridata2)
---  let output = zoom g 2
---  print "Hello, world."
+main = main2d_chunk
+
+
+main2d_chunk :: IO ()
+main2d_chunk = 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_slice3 50 arrInv
+  let dbl_data = R.map fromIntegral arrSlice
+  let g = make_grid 1 dbl_data
+  let output = zoom_chunk g zoom_factor
+  write_values_chunk_to_bitmap output out_file
+
+
+
+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
+  write_values_slice_to_bitmap (z_slice 0 output) out_file