Allow for creature death sounds

src/Dodge/Creature/Update.hs

@@ -1,5 +1,8 @@
 module Dodge.Creature.Update (updateCreature) where
 
+import Dodge.Creature.Vocalization
+import RandomHelp
+import Data.Maybe
 import Linear
 import NewInt
 import Color
@@ -88,11 +91,22 @@ checkDeath' cr w = case cr ^. crHP of
 corpseOrGib :: Creature -> World -> World
 corpseOrGib cr = case cr ^? crDamage . to maxDamageType . _Just . _1 of
     Just CookingDamage -> sethp (CrIsCorpse $ scorchSPic thecorpse)
+        . dodeathsound CookDeath
     Just PoisonDamage -> sethp (CrIsCorpse $ poisonSPic thecorpse)
+            . dodeathsound PoisonDeath
     Just PhysicalDamage | _crPain cr > 200 
         -> addCrGibs cr . sethp CrIsGibs
+            . dodeathsound GibsDeath
     _ -> sethp (CrIsCorpse thecorpse)
+            . dodeathsound PlainDeath
   where
+    dodeathsound dt = f dt . stopSoundFrom (CrMouth cid)
+    f dt w = fromMaybe w $ do
+        let (msid, g) = runState (maybeTakeOne (crDeathSounds cr dt)) (_randGen w)
+        sid <- msid
+        return $ w & soundStart (CrMouth cid) (cr ^. crPos . _xy) sid Nothing
+            & randGen .~ g
+    cid = cr ^. crID
     sethp x = cWorld . lWorld . creatures . ix (_crID cr) . crHP .~ x
     thecorpse = makeCorpse cr