Commit before attempt to remove geometry shaders from shadow extrusion

src/Dodge/Data/CWorld.hs

@@ -19,6 +19,7 @@ import Dodge.GameRoom
 import Geometry.ConvexPoly
 import Dodge.Data.CamPos
 import qualified Data.IntSet as IS
+import Data.Graph.Inductive
 
 data CWorld = CWorld
     { _lWorld :: LWorld
@@ -29,6 +30,7 @@ data CWorld = CWorld
     , _timeFlow :: TimeFlowStatus
     , _seenWalls :: IS.IntSet
     , _floorTiles :: [(Point3, Point3)]
+    , _pathGraph :: Gr Point2 PathEdge
     }
 
 data TimeFlowStatus