X-Git-Url: http://gitweb.michael.orlitzky.com/?a=blobdiff_plain;f=src%2FMRI.hs;h=8e2b0acb96303b03339e15ae94d487ce972f36e8;hb=3f0b6b7faecc561af0b7312a11c73a44a1b416f6;hp=52be3f7b1cba92c96d9bb64142ed7b3dd4acb546;hpb=97117af7a6b89e64b84ac0d1a74734dd6ee9fa6c;p=spline3.git

diff --git a/src/MRI.hs b/src/MRI.hs
index 52be3f7..8e2b0ac 100644
--- a/src/MRI.hs
+++ b/src/MRI.hs
@@ -6,6 +6,7 @@ import Data.Bits
 import Data.Array.Repa                  as R
 import Data.Array.Repa.IO.Binary        as R
 import Data.Array.Repa.IO.ColorRamp     as R
+import Data.Array.Repa.IO.BMP           as R (writeComponentsToBMP)
 
 import Values
 
@@ -158,3 +159,14 @@ z_slice3 n arr
     previous = transpose_zx $ reshape mri_slice3d (z_slice (n-1) arr)
     current = transpose_zx $ reshape mri_slice3d (z_slice n arr)
     next = transpose_zx $ reshape mri_slice3d (z_slice (n+1) arr)
+
+
+write_values_slice_to_bitmap :: Values2D -> FilePath -> IO ()
+write_values_slice_to_bitmap v3d path =
+  R.writeComponentsToBMP path routput goutput boutput
+  where
+    arr_bracketed = bracket_array v3d
+    colors = values_to_colors $ R.map fromIntegral arr_bracketed
+    routput = R.map (\(red, _,     _)    -> red)   colors
+    goutput = R.map (\(_,   green, _)    -> green) colors
+    boutput = R.map (\(_,   _,     blue) -> blue)  colors