Cleanup, add spark to bullet turret hit

src/Dodge/Wall/Damage.hs

@@ -11,11 +11,11 @@ import Dodge.Wall.Dust
 import Dodge.Particle.Spark
 import Geometry
 import Color
+import LensHelp
 
-import Control.Lens
 damageWall :: DamageType -> Wall -> World -> World
 damageWall dt wl = case _wlStructure wl of
-    MachinePart mcid -> machines . ix mcid . mcDamage %~ (dt :)
+    MachinePart mcid -> wallEff dt wl . (machines . ix mcid . mcDamage .:~ dt)
     BlockPart blid   -> wallEff dt wl . (blocks . ix blid %~ damageBlockWith dt)
     CreaturePart crid f -> f dt wl crid
     _   -> wallEff dt wl

src/Dodge/Wall/Dust.hs

@@ -5,7 +5,7 @@ import Geometry
 import Control.Lens
 
 wlDustAt :: Wall -> Point2 -> World -> World
-wlDustAt wl p = smokeCloudAt dustcol 20 200 1 (addZ 20 p)
+wlDustAt wl = smokeCloudAt dustcol 20 200 1 . addZ 20
   where
     dustcol = _wlColor wl & _4 .~ 1
     

src/Dodge/WorldEvent/Cloud.hs

@@ -11,8 +11,9 @@ import Dodge.Data
 import Dodge.Base
 import Geometry.Data
 import Picture
+import LensHelp
 
-import Control.Lens
+--import Control.Lens
 import System.Random
 
 makeCloudAt 
@@ -23,9 +24,7 @@ makeCloudAt
     -> Point3   -- start position
     -> World 
     -> World
-makeCloudAt drawFunc rad t alt p = clouds %~ (theCloud :)
+makeCloudAt drawFunc rad t alt p = clouds .:~ Cloud 
-  where 
-    theCloud = Cloud 
     { _clPos = p
     , _clVel = V3 0 0 0
     , _clPict = drawFunc

src/Dodge/WorldEvent/Explosion.hs

@@ -34,9 +34,8 @@ makePoisonExplosionAt
     -> World
 makePoisonExplosionAt p w 
     = soundMultiFrom [Explosion 0,Explosion 1] p bangS Nothing
-    $ foldr (makeGasCloud p) w vels
+    $ foldr (makeGasCloud p) w 
-  where 
+    $ replicateM 25 (randInCirc 2) & evalState $ _randGen w
-    vels = replicateM 25 (randInCirc 2) & evalState $ _randGen w
 -- just change the number after replicateM to get more or less clouds
 -- suggested change: use random positions, offset from p, rather than velocities
 -- so, p +.+ randomOffset
@@ -93,4 +92,3 @@ makeExplosionAt p w
     newFs = zipWith5 mF fPs zs (fmap (3 *.*) fVs') sizes times
     addFlames w' = foldr ($) w' newFs
     pushAgainstWalls q = maybe q (uncurry (+.+)) $ reflectPointWalls p q $ wallsNearPoint q w
-

src/Dodge/WorldEvent/HelperParticle.hs

@@ -1,8 +1,7 @@
 {- Helper functions for particles.  -}
 module Dodge.WorldEvent.HelperParticle
     ( ptSimpleTime
-    )
+    ) where
-    where
 import Dodge.Data
 
 {- A simple timer update for particles.  -}

src/Dodge/WorldEvent/HitEffect.hs

@@ -43,7 +43,7 @@ killBulletUpdate :: World -> Particle -> (World,Maybe Particle)
 killBulletUpdate w pt 
     | _ptTimer pt <= 0 = (w,Nothing)
     | otherwise = (w
-        ,Just $ pt & ptTimer -~ 1
+        , Just $ pt & ptTimer -~ 1
             & ptTrail %~ (\(x:xs) -> x:x:xs)
         )