Implement low res shadows

src/Dodge/Config/Data.hs

@@ -7,6 +7,7 @@ module Dodge.Config.Data (
     , volume_master
     , volume_sound
     , volume_music
+    , wall_textured
     ) where
 
 import Data.Aeson
@@ -21,6 +22,7 @@ data Configuration = Configuration
   { _volume_master   :: Float
   , _volume_sound    :: Float
   , _volume_music    :: Float
+  , _wall_textured   :: Bool
   }
   deriving (Generic, Show)
 
@@ -35,5 +37,6 @@ defaultConfig = Configuration
     { _volume_master = 1
     , _volume_sound  = 1
     , _volume_music  = 1
+    , _wall_textured = False
     }