Abstract out direction accuracy

src/Dodge/Item/Weapon.hs

@@ -61,7 +61,8 @@ pistol = Weapon
     , _wpFireRate = 8
     , _wpFireState = 0
     , _wpFire = shootWithSound 0 
-                $ withAccVelWthHiteff' 0.1 (30,0) 2 
+                . withRandomDir 0.1
+                . withVelWthHiteff (30,0) 2 
                 $ threeEff' bulHitCr' bulHitWall' bulHitFF'
     , _wpSpread = 0.02
     , _wpRange = 20
@@ -125,12 +126,14 @@ autoGun = defaultGun
 autoFireMode = shootWithSound (fromIntegral autoGunSound) 
                    $ withRecoil 40
                    $ torqueBefore 0.05
-                   $ withAccVelWthHiteff' (autogunSpread/2) (50,0) 3 
+                   $ withRandomDir (autogunSpread/2)
+                   $ withVelWthHiteff (50,0) 3 
                           $ threeEff' bulHitCr' bulHitWall' bulHitFF'
 singleFireMode = shootWithSound (fromIntegral autoGunSound) 
                    $ withRecoil 40
                    $ torqueAfter 0.03
-                   $ withAccVelWthHiteff' (autogunSpread/2) (50,0) 3 
+                   $ withRandomDir (autogunSpread/2)
+                   $ withVelWthHiteff (50,0) 3 
                           $ threeEff' bulHitCr' bulHitWall' bulHitFF'
 
 incMode :: Int -> World -> World
@@ -417,7 +420,7 @@ hvAutoGun = defaultAutoGun
     }
         where mkHvBul = withSound (fromIntegral longGunSound)
                             $ withThinSmoke
-                            $ withAccVelWthHiteff' 0 (80,0) 6 
+                            $ withVelWthHiteff (80,0) 6 
                                     $ threeEff' 
                                         hvBulHitCr' hvBulHitWall' bulHitFF'
                             
@@ -430,7 +433,7 @@ ltAutoGun = defaultAutoGun
     , _wpReloadState = 0
     , _wpFireRate = 4
     , _wpFireState = 0
-    , _wpFire = shootWithSound 0 $ withAccVelWthHiteff' 0.3 (30,0) 2 bulletEffect'
+    , _wpFire = shootWithSound 0 . withRandomDir 0.3 $ withVelWthHiteff (30,0) 2 bulletEffect'
     , _wpSpread = 0.5
     , _wpRange = 20
     , _itFloorPict = onLayer FlItLayer $ color green $ pictures [polygon $ rectNSWE 4 (-4) (-4) 0
@@ -549,7 +552,7 @@ longGun = defaultGun
     , _wpFire = shootWithSound (fromIntegral longGunSound)
                 $ withThickSmoke
                 $ torqueAfter 0.05
-                $ withAccVelWthHiteff' 0 (60,0) 6 
+                $ withVelWthHiteff (60,0) 6 
                                     $ threeEff'
                                         hvBulHitCr' hvBulHitWall' bulHitFF'
 

src/Dodge/Item/Weapon/Recock.hs

@@ -0,0 +1,28 @@
+{-# LANGUAGE BangPatterns #-}
+module Dodge.Item.Weapon.Recock
+    where
+import Dodge.Data
+
+import Control.Lens
+import qualified Data.IntMap.Strict as IM
+
+wpRecock :: ItEffect
+wpRecock = ItInvEffect {_itInvEffect = f
+                       ,_itEffectCounter = 0
+                       }
+    where f cr i = creatures . ix (_crID cr) . crInv 
+                           %~ IM.adjust fOnIt i
+          moveHammerUp !HammerDown = HammerReleased
+          moveHammerUp !HammerReleased = HammerUp
+          moveHammerUp !HammerUp       = HammerUp
+          fOnIt it = it & itHammer %~ moveHammerUp
+
+bezierRecock :: ItEffect
+bezierRecock = ItInvEffect {_itInvEffect = f
+                           ,_itEffectCounter = 0
+                           }
+    where f cr i = creatures . ix (_crID cr) . crInv 
+                           %~ IM.adjust fOnIt i
+          fOnIt it = case _itHammer it of
+                        HammerDown -> it & itHammer .~ HammerUp
+                        _          -> it & itAttachment .~ Nothing

src/Dodge/Item/Weapon/TriggerType.hs

@@ -112,8 +112,8 @@ withRandomDir acc f cid w = over (creatures . ix cid . crDir) (\d -> d - a)
                               w
     where (a, g) = randomR (-acc,acc) $ _randGen w
 
-withAccVelWthHiteff' :: Float -> Point2 -> Float -> HitEffect' -> Int -> World -> World
+withVelWthHiteff :: Point2 -> Float -> HitEffect' -> Int -> World -> World
-withAccVelWthHiteff' acc vel width hiteff cid w 
+withVelWthHiteff vel width hiteff cid w 
     = over particles' ((:) newbul)
         . over tempLightSources ((:) (tLightAt 4 pos))
         . lowLightAt pos2
@@ -122,11 +122,12 @@ withAccVelWthHiteff' acc vel width hiteff cid w
     where cr = _creatures w IM.! cid
           newbul = aGenBulAt' (Just cid) (numColor colid) pos (rotateV dir vel) hiteff width
           (colid, g) = randomR (0,11) $ _randGen w
-          (a, _) = randomR (-acc,acc) $ _randGen w
+          dir = _crDir cr
-          dir = _crDir cr + a
           pos = _crPos cr +.+ _crRad cr *.* unitVectorAtAngle (_crDir cr)
           pos2 = _crPos cr +.+ (2 * _crRad cr) *.* unitVectorAtAngle (_crDir cr)
 
+
+
 withOffsetAccVelWthHiteff' :: Float -> Float -> Point2 -> Float -> HitEffect' -> Int -> World -> World
 withOffsetAccVelWthHiteff' offsetAmount acc vel width hiteff cid w 
     = over particles' ((:) newbul )