Data.Aztecs.System

Documentation

data Access (m :: Type -> Type) a where

Constructors

PureA :: a -> Access m a

MapA :: (a -> b) -> Access m a -> Access m b

AppA :: Access m (a -> b) -> Access m a -> Access m b

BindA :: Access m a -> (a -> Access m b) -> Access m b

AllA :: Archetype -> Query m a -> Access m [a]

GetA :: Archetype -> Query m a -> Entity -> Access m (Maybe a)

CommandA :: Command m () -> Access m ()

LiftA :: m a -> Access m a

Instances

MonadIO m => MonadIO (Access m)

Defined in Data.Aztecs.System

Methods

liftIO :: IO a -> Access m a

Monad m => Applicative (Access m)

Defined in Data.Aztecs.System

Methods

pure :: a -> Access m a

(<*>) :: Access m (a -> b) -> Access m a -> Access m b

liftA2 :: (a -> b -> c) -> Access m a -> Access m b -> Access m c

(*>) :: Access m a -> Access m b -> Access m b

(<*) :: Access m a -> Access m b -> Access m a

Functor (Access m)

Defined in Data.Aztecs.System

Methods

fmap :: (a -> b) -> Access m a -> Access m b

(<$) :: a -> Access m b -> Access m a

Monad m => Monad (Access m)

Defined in Data.Aztecs.System

Methods

(>>=) :: Access m a -> (a -> Access m b) -> Access m b

(>>) :: Access m a -> Access m b -> Access m b

return :: a -> Access m a

runAccess :: Access IO a -> World -> Cache -> IO (Either (Access IO a) a, World, Cache, [Command IO ()])

runAccess' :: Access IO a -> World -> Cache -> IO (a, World, Cache, [Command IO ()])

all :: Monad m => Query m a -> Access m [a]

Query all matches.

get :: Monad m => Entity -> Query m a -> Access m (Maybe a)

command :: Command m () -> Access m ()

class Typeable a => System m a where

Methods

access :: Access m ()

runSystem :: forall a. System IO a => World -> IO World

runSystem' :: forall a. System IO a => Cache -> World -> IO (Maybe (Access IO ()), Cache, [Command IO ()], World)

newtype Cache

Constructors

Cache (Map Archetype ArchetypeId)

Instances

Monoid Cache

Defined in Data.Aztecs.System

Methods

mempty :: Cache

mappend :: Cache -> Cache -> Cache

mconcat :: [Cache] -> Cache

Semigroup Cache

Defined in Data.Aztecs.System

Methods

(<>) :: Cache -> Cache -> Cache

sconcat :: NonEmpty Cache -> Cache

stimes :: Integral b => b -> Cache -> Cache