Make Main a little more amenable to changes.

[spline3.git] / src / Main.hs

diff --git a/src/Main.hs b/src/Main.hs
index 9ad6199ec07edb2c0906235207ca45b7d59c1f56..5d2a09083dd56867f3bc42715ebe17c95238986a 100644 (file)
--- a/src/Main.hs
+++ b/src/Main.hs
@@ -1,91 +1,55 @@
 module Main
 where
 
---import Cube
---import Face
---import Grid
---import Misc (flatten)
---import Point
---import RealFunction
---import Tetrahedron
---import ThreeDimensional
+import qualified Data.Array.Repa as R (map, force, reshape)
+import qualified Data.Array.Repa.IO.BMP as R (writeComponentsToBMP)
+import System.Environment (getArgs)
 
-trilinear :: [[[Double]]]
-trilinear = [ [ [ 1, 2, 3 ],
-                [ 1, 3, 5 ],
-                [ 1, 4, 7 ] ],
-              [ [ 1, 2, 3 ],
-                [ 1, 4, 7 ],
-                [ 1, 6, 11 ] ],
-              [ [ 1, 2, 3 ],
-                [ 1, 5, 9 ],
-                [ 1, 8, 15 ]]]
+import Grid (make_grid, zoom)
+import MRI
+import Values (drop_z, zoom_shape)
 
-zeros :: [[[Double]]]
-zeros = [ [ [ 0, 0, 0 ],
-            [ 0, 0, 0 ],
-            [ 0, 0, 0 ] ],
-          --
-          [ [ 0, 0, 0 ],
-            [ 0, 0, 0 ],
-            [ 0, 0, 0 ] ],
-          --
-          [ [ 0, 0, 0 ],
-            [ 0, 0, 0 ],
-            [ 0, 0, 0 ]]]
-
-dummy :: [[[Double]]]
-dummy = [ [ [ 0, 1, 2 ],
-            [ 3, 4, 5 ],
-            [ 6, 7, 8 ] ],
-          --
-          [ [ 9, 10, 11 ],
-            [ 12, 13, 14 ],
-            [ 15, 16, 17 ] ],
-          --
-          [ [ 18, 19, 20 ],
-            [ 21, 22, 23 ],
-            [ 24, 25, 26 ]]]
+main :: IO ()
+main =  main2d
 
+in_file :: FilePath
+in_file = "./data/mri.bin"
 
---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
+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
 
-main :: IO ()
-main = do
-  putStrLn "Hello, World."
-  -- print $ find_point_value (0,0,0)
-  -- print $ find_point_value (1,0,0)
-  -- print $ find_point_value (2,0,0)
-  -- print $ find_point_value (0,1,0)
-  -- print $ find_point_value (1,1,0)
-  -- print $ find_point_value (2,1,0)
-  -- print $ find_point_value (0,2,0)
-  -- print $ find_point_value (1,2,0)
-  -- print $ find_point_value (2,2,0)
-  -- print $ find_point_value (0,0,1)
-  -- print $ find_point_value (1,0,1)
-  -- print $ find_point_value (2,0,1)
-  -- print $ find_point_value (0,1,1)
-  -- print $ find_point_value (1,1,1)
-  -- print $ find_point_value (2,1,1)
-  -- print $ find_point_value (0,2,1)
-  -- print $ find_point_value (1,2,1)
-  -- print $ find_point_value (2,2,1)
-  -- print $ find_point_value (0,0,2)
-  -- print $ find_point_value (1,0,2)
-  -- print $ find_point_value (2,0,2)
-  -- print $ find_point_value (0,1,2)
-  -- print $ find_point_value (1,1,2)
-  -- print $ find_point_value (2,1,2)
-  -- print $ find_point_value (0,2,2)
-  -- print $ find_point_value (1,2,2)
-  -- print $ find_point_value (2,2,2)
+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
+  let arrBrack = bracket_array output
+  let mri_slice2d = drop_z $ zoom_shape zoom_factor mri_slice3d
+  let colors = values_to_colors $ R.reshape mri_slice2d
+                                $ R.map fromIntegral arrBrack
+  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