Memoize the zoom function via PolynomialArray.

[spline3.git] / src / Main.hs

diff --git a/src/Main.hs b/src/Main.hs
index c8ba34554feb27bb2cd4f0f2d16aa36b0f3bd34a..4040276b6cd5c657d62588370a6f5a3228c6269e 100644 (file)
--- a/src/Main.hs
+++ b/src/Main.hs
@@ -9,12 +9,18 @@ import Data.Array.Repa (
 
 import System.Environment (getArgs)
 
+import Cube (tetrahedron)
+import Grid (cube_at, make_grid, zoom)
+import PolynomialArray (make_polynomial_array)
+import Tetrahedron (polynomial)
 import Values (read_values_3d, write_values_1d)
-import Grid (make_grid, zoom)
 
 mri_shape :: DIM3
 mri_shape = (Z :. 256 :. 256 :. 1)
 
+
+
+
 main :: IO ()
 main = do
   args <- getArgs
@@ -22,6 +28,15 @@ main = do
   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 (8,8,1)
+  let polynomials = make_polynomial_array (255,255,0,23)
+        [ ((i,j,k,tet), polynomial t) | i <- [0..255],
+                                        j <- [0..255],
+                                        k <- [0],
+                                        tet <- [0..23],
+                                        let c = cube_at g i j k,
+                                        let t = tetrahedron c tet ]
+
+  let output = zoom g polynomials (8,8,1)
   write_values_1d output out_file