Files
loop/src/Dodge/Creature/Rationality.hs
T

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Haskell

module Dodge.Creature.Rationality
where
import Dodge.Data
import Dodge.Base.Collide
import Dodge.Creature.Action
--import Dodge.Creature.Action.UseItem
import Dodge.Creature.State.Data
import Dodge.Creature.Stance.Data
import Dodge.SoundLogic
import Dodge.SoundLogic.Synonyms
import Geometry
import Data.Maybe
import qualified Data.IntMap.Strict as IM
import System.Random
import Control.Lens
import Control.Monad.Reader
import Data.Monoid
composeInternalAIs
:: [World -> Creature -> Creature]
-> World
-> Creature
-> Creature
composeInternalAIs fs w c = foldr ($ w) c fs
impulsiveAIR
:: (Creature -> Reader World Creature)
-> Creature
-> World
-> (Endo World , Maybe Creature)
impulsiveAIR impf cr w = bimap Endo Just $ followImpulses w . ($ w) . runReader $ impf cr
--impulsiveAI
-- :: (World -> Creature -> Creature) -- ^ Internal AI update, should determine impulses
-- -> World
-- -> (World -> World,StdGen)
-- -> Creature
-- -> ((World -> World,StdGen), Maybe Creature)
--impulsiveAI impF w (f,g) = followImpulses w (f,g) . impF w
-- needs cleanup
followImpulses
:: World
-> Creature
-> (World -> World, Creature)
followImpulses w cr
= foldr
(\imp (f , cr') -> let (f'', cr'') = followImpulse cr' w imp in (f'' . f , cr''))
(id, cr)
(_crImpulse $ _crActionPlan cr)
followImpulse
:: Creature
-> World
-> Impulse
-> (World -> World , Creature)
followImpulse cr w imp = case imp of
Move p -> (id, crMvBy p cr)
MoveForward x -> (id, crMvForward x cr)
Turn a -> (id, creatureTurn a cr)
TurnToward p a -> (id, creatureTurnToward p a cr)
TurnTo p -> (id, creatureTurnTo p cr)
ChangePosture post -> (id, cr & crStance . posture .~ post)
UseItem -> (crUseItem cr, cr)
SwitchToItem i -> (id, cr & crInvSel .~ i)
Melee cid ->
(hitCr cid
, crMvBy (10 *.* normalizeV (posFromID cid -.- cpos)) $ cr & crMeleeCooldown .~ 20) -- randomise cooldown?
RandomTurn a -> (id, creatureTurn (rr a) cr)
MakeSound sid -> ( soundOnceOrigin sid (CrSound (_crID cr)) (_crPos cr) , cr )
DropItem -> undefined
ChangeStrategy strat -> (id, cr & crActionPlan . crStrategy .~ strat)
AddGoal gl -> (id, cr & crActionPlan . crGoal %~ (gl :) )
ArbitraryImpulseFunction f -> (id, f w cr)
ArbitraryImpulse f -> followImpulse cr w (f cr w)
ImpulseUseTargetCID f -> case cr ^? crTarget . _Just of
Just tcr -> followImpulse cr w (f $ _crID tcr)
_ -> (id,cr)
ImpulseUseTarget f -> case cr ^? crTarget . _Just of
Just tcr -> followImpulse cr w (f tcr)
_ -> (id,cr)
ImpulseUseAheadPos f -> followImpulse cr w (f (_crPos cr +.+ 20 *.* unitVectorAtAngle (_crDir cr)))
_ -> (id , cr)
where
cpos = _crPos cr
posFromID cid = _crPos $ _creatures w IM.! cid
rr a = fst $ randomR (-a,a) $ _randGen w
hitCr i = over (creatures . ix i . crState . crDamage) (addDam i)
. soundOnce hitSound
addDam i dams = Blunt 100 cpos (posFromID i) (posFromID i) : dams
actionUpdateAI
:: (World -> Creature -> Creature) -- ^ the function updating the actions
-> World
-> Creature
-> Creature
actionUpdateAI actF w c = performActions w $ actF w c
listGuard :: ([(a -> Bool, b)] , b) -> a -> b
listGuard ( (test,y):ps, z ) x
| test x = y
| otherwise = listGuard (ps, z) x
listGuard (_,z) _ = z
performActions :: World -> Creature -> Creature
performActions w cr = cr
& crActionPlan . crImpulse .~ concat iss
& crActionPlan . crAction .~ catMaybes mayas
where
(iss, mayas) = unzip $ map (performAction cr w) $ cr ^. crActionPlan . crAction
performActionsR :: Creature -> Reader World Creature
performActionsR cr = reader $ \w -> performActions w cr
{- | Performing an action means that a creature has some impulses for a frame, and
updates or deletes the action itself. -}
performAction
:: Creature
-> World
-> Action
-> ( [Impulse] , Maybe Action )
performAction cr w ac = case ac of
AimAtCloseSlow tcid p speed slowSpeed a
| canSee (_crID cr) tcid w && safeAngleVV (unitVectorAtAngle cdir) (tpos -.- cpos) < a
-> ([TurnToward tpos slowSpeed] , Just $ AimAtCloseSlow tcid tpos speed slowSpeed a)
| canSee (_crID cr) tcid w
-> ([TurnToward tpos speed] , Just $ AimAtCloseSlow tcid tpos speed slowSpeed a)
| safeAngleVV (unitVectorAtAngle cdir) (tpos -.- cpos) < a
-> ([TurnToward p slowSpeed] , Just $ AimAtCloseSlow tcid p speed slowSpeed a)
| otherwise -> ([TurnToward p speed] , Just $ AimAtCloseSlow tcid p speed slowSpeed a)
where
tpos = _crPos (_creatures w IM.! tcid)
WaitThen 0 newAc -> ([] , Just newAc)
WaitThen t newAc -> ([] , Just (WaitThen (t-1) newAc))
ImpulsesList (xs:xss) -> (xs, Just $ ImpulsesList xss)
ImpulsesList _ -> ([], Nothing)
DoImpulses imps -> (imps, Nothing)
DoActionThen fsta afta -> case performAction cr w fsta of
(imps , Just nxta) -> (imps, Just (DoActionThen nxta afta))
(imps , Nothing ) -> (imps, Just afta)
DoActionWhile f repa -> performAction cr w $ DoActionWhilePartial repa f repa
DoActionWhilePartial partAc f resetAc
| f (w,cr) -> case performAction cr w partAc of
(imps, Just nxta) -> (imps, Just $ DoActionWhilePartial nxta f resetAc)
(imps, _) -> (imps, Just $ DoActionWhilePartial resetAc f resetAc)
| otherwise -> performAction cr w partAc
DoActionIf f ifa
| f (w,cr) -> performAction cr w ifa
| otherwise -> ([],Nothing)
DoActionIfElse ifa f elsea
| f (w,cr) -> performAction cr w ifa
| otherwise -> performAction cr w elsea
DoActionWhileInterrupt repa f afta
| f (w,cr) -> (fst $ performAction cr w repa, Just $ DoActionWhileInterrupt repa f afta)
| otherwise -> performAction cr w afta
DoActions [] -> ([], Nothing)
DoActions acs ->
let (imps, newAcs) = unzip $ map (performAction cr w) acs
in (concat imps, Just . DoActions $ catMaybes newAcs)
StartSentinelPost -> ([AddGoal $ SentinelAt (_crPos cr) (_crDir cr)], Nothing)
PathTo p
| dist cpos p < 5 -> ([], Nothing)
| hasLOS cpos p w -> ([TurnToward p (pi/4),MoveForward 3] , Just (PathTo p))
| otherwise -> ([], Nothing)
LeadTarget p -> case cr ^? crTarget . _Just of
Just tcr -> ([TurnTo (_crPos tcr +.+ rotateV (_crDir tcr) p)], Nothing)
_ -> ([], Nothing)
UseTargetCID f -> case cr ^? crTarget . _Just of
Just tcr -> performAction cr w (f $ _crID tcr)
_ -> ([],Nothing)
UseTarget f -> performAction cr w $ f $ cr ^? crTarget . _Just
UseAheadPos f -> performAction cr w (f (_crPos cr +.+ 20 *.* unitVectorAtAngle (_crDir cr)))
ArbitraryAction f -> performAction cr w (f cr w)
DoImpulsesAlongside sideImp mainAc -> case performAction cr w mainAc of
(imp, Just nxtac) -> (sideImp ++ imp, Just $ DoImpulsesAlongside sideImp nxtac)
(imp, _) -> (sideImp ++ imp, Nothing)
DoReplicate t nxtac -> performAction cr w $ DoReplicatePartial nxtac t nxtac
DoReplicatePartial _ 0 pac -> performAction cr w pac
DoReplicatePartial sac t pac -> case performAction cr w pac of
(imps , Just nac) -> (imps, Just $ DoReplicatePartial sac t nac)
(imps , _) -> (imps, Just $ DoReplicatePartial sac (t-1) sac)
_ -> ([], Nothing)
where
cpos = _crPos cr
cdir = _crDir cr