module Main
where
-import Data.Maybe (fromJust)
-import Control.Monad (when)
+import Control.Monad ( when )
import qualified Data.Array.Repa as R
-import Data.Maybe (isJust)
-import GHC.Conc (getNumProcessors, setNumCapabilities)
-import System.IO (hPutStrLn, stderr)
-import System.Exit (exitSuccess, exitWith, ExitCode(..))
+import Data.Maybe ( fromJust )
+import GHC.Conc ( getNumProcessors, setNumCapabilities )
+import System.IO ( hPutStrLn, stderr )
+import System.Exit ( exitSuccess, exitWith, ExitCode(..) )
-import CommandLine (Args(..), apply_args)
+import CommandLine ( Args(..), apply_args )
import ExitCodes
-import Grid (zoom)
+import Grid ( zoom )
import Volumetric (
bracket_array,
flip_x,
swap_bytes,
write_values_to_bmp,
write_word16s,
- z_slice
- )
+ z_slice )
validate_args :: Args -> IO ()
num_procs <- getNumProcessors
setNumCapabilities num_procs
- -- Determine whether we're doing 2d or 3d. If we're given a slice,
- -- assume 2d.
let shape = (R.Z R.:. depth R.:. height R.:. width) :: R.DIM3
- if (isJust slice) then
- main2d args shape
- else
- main3d args shape
+ -- Determine whether we're doing 2d or 3d. If we're given a slice,
+ -- assume 2d.
+ let main_function = case slice of
+ Nothing -> main3d
+ Just _ -> main2d
+ main_function args shape
exitSuccess
- where
-
-
main3d :: Args -> R.DIM3 -> IO ()
main3d Args{..} shape = do
main2d :: Args -> R.DIM3 -> IO ()
main2d Args{..} shape = do
- let zoom_factor = (1, scale, scale)
+ let zoom_factor = (1 :: Int, scale, scale)
arr <- read_word16s input shape
arrSlice <- R.computeUnboxedP
$ z_slice (fromJust slice)
arrSlice0 <- R.computeUnboxedP $ z_slice 0 raw_output
-- Make doubles from the thresholds which are given as Ints.
- let lt = fromIntegral lower_threshold
- let ut = fromIntegral upper_threshold
+ let lt = fromIntegral lower_threshold :: Double
+ let ut = fromIntegral upper_threshold :: Double
let arr_bracketed = bracket_array lt ut arrSlice0
values <- R.computeUnboxedP $ R.map fromIntegral arr_bracketed