Safe Haskell	None
Language	Haskell2010

Affection.Types

Synopsis

Documentation

type Affection us a = AffectionState (AffectionData us) IO a #

data AffectionData us #

Main type for defining the look, feel and action of the whole application.

Constructors

AffectionData
Fields quitEvent :: Bool Loop breaker. userState :: us State data provided by user drawWindow :: Window SDL window drawSurface :: Surface SDL surface drawFormat :: BablFormatPtr Target format drawStack :: [DrawRequest] Stack of `DrawRequest`s to be processed clearStack :: [DrawRequest] Stack of `DrawRequest`s to be invalidated elapsedTime :: Double Elapsed time in seconds

data AffectionConfig us #

Configuration for the aplication. needed at startup.

Constructors

AffectionConfig

Fields

initComponents :: InitComponents
SDL components to initialize at startup
windowTitle :: Text
Window title
windowConfig :: WindowConfig
Window configuration
preLoop :: Affection us ()
Actions to be performed, before loop starts
drawLoop :: Affection us ()
Function for updating graphics.
updateLoop :: Double -> Affection us ()
Main update function. Takes fractions of a second as input.
loadState :: Surface -> IO us
Provide your own load function to create this data.
cleanUp :: us -> IO ()
Provide your own finisher function to clean your data.

newtype AffectionState us m a #

Affection's state monad

Constructors

AffectionState
Fields runState :: AffectionStateInner us m a

Instances

Monad m => MonadState us (AffectionState us m) #
Methods get :: AffectionState us m us # put :: us -> AffectionState us m () # state :: (us -> (a, us)) -> AffectionState us m a
Monad m => Monad (AffectionState us m) #
Methods (>>=) :: AffectionState us m a -> (a -> AffectionState us m b) -> AffectionState us m b (>>) :: AffectionState us m a -> AffectionState us m b -> AffectionState us m b return :: a -> AffectionState us m a fail :: String -> AffectionState us m a
Functor m => Functor (AffectionState us m) #
Methods fmap :: (a -> b) -> AffectionState us m a -> AffectionState us m b (<$) :: a -> AffectionState us m b -> AffectionState us m a
Monad m => Applicative (AffectionState us m) #
Methods pure :: a -> AffectionState us m a (<>) :: AffectionState us m (a -> b) -> AffectionState us m a -> AffectionState us m b (>) :: AffectionState us m a -> AffectionState us m b -> AffectionState us m b (<*) :: AffectionState us m a -> AffectionState us m b -> AffectionState us m a
MonadIO m => MonadIO (AffectionState us m) #
Methods liftIO :: IO a -> AffectionState us m a #

type AffectionStateInner us m a = StateT us m a #

Inner StateT monad for the update state type AffectionStateInner us m a = StateT (AffectionData us) m a

data InitComponents #

Components to initialize in SDL.

Constructors

All
Only [InitFlag]

data RGBA #

Constructors

RGBA
Fields r :: Int g :: Int b :: Int a :: Int

data DrawType #

Type for defining the draw type of draw functions

Constructors

Fill	Fill the specified area completely with color
Line	only draw the outline of the area
Fields lineWidth :: Int Width of line in pixels

data DrawRequest #

This datatype stores information about areas of a GeglBuffer to be updated

Constructors

DrawRequest
Fields requestArea :: GeglRectangle The area to update requestBuffer :: GeglBuffer Buffer to draw requestPersist :: RequestPersist Shall the drawRequest persist

data RequestPersist #

Constructors

Yes
Kill (Maybe GeglNode)

data Angle #

Type for defining angles

Constructors

Rad Double	Angle in radians
Deg Double	Angle in degrees

Instances

Eq Angle #
Methods (==) :: Angle -> Angle -> Bool (/=) :: Angle -> Angle -> Bool
Show Angle #
Methods showsPrec :: Int -> Angle -> ShowS show :: Angle -> String showList :: [Angle] -> ShowS
ConvertAngle Angle #
Methods toRad :: Angle -> Angle # toDeg :: Angle -> Angle #

class ConvertAngle a where #

Typeclass for converting Angles from Deg to Rad and vice versa.

Minimal complete definition

toRad, toDeg

Methods

toRad :: a -> a #

toDeg :: a -> a #

Instances

ConvertAngle Angle #
Methods toRad :: Angle -> Angle # toDeg :: Angle -> Angle #

Particle system

data Particle #

A single particle

Constructors

Particle

Fields

particleTimeToLive :: Double
Time to live in seconds
particleCreation :: Double
Creation time of particle in seconds form program start
particlePosition :: (Double, Double)
Position of particle on canvas
particleRotation :: Angle
Particle rotation
particleVelocity :: (Int, Int)
particle velocity as vector of pixels per second
particlePitchRate :: Angle
Rotational velocity of particle in angle per second
particleRootNode :: GeglNode
Root GeglNode of Particle
particleNodeGraph :: Map String GeglNode
Node Graph of GeglNodes per particle
particleStackCont :: GeglNode
GeglNode to connect other Particles to
particleDrawFlange :: GeglNode
GeglNode to connect draw actions to

data ParticleSystem #

The particle system

Constructors

ParticleSystem
Fields partSysParts :: ParticleStorage partSysNode :: GeglNode partSysBuffer :: GeglBuffer

data ParticleStorage #

The particle storage datatype

Constructors

ParticleStorage
Fields partStorLatest :: Maybe Particle The particle stored last partStorList :: [Particle] List of particles in ascending order of remaining lifetime

Convenience exports

liftIO :: MonadIO m => forall a. IO a -> m a #

data WindowConfig :: * #

Constructors

WindowConfig
Fields windowBorder :: Bool windowHighDPI :: Bool windowInputGrabbed :: Bool windowMode :: WindowMode windowOpenGL :: Maybe OpenGLConfig windowPosition :: WindowPosition windowResizable :: Bool windowInitialSize :: V2 CInt

Instances

Eq WindowConfig
Methods (==) :: WindowConfig -> WindowConfig -> Bool (/=) :: WindowConfig -> WindowConfig -> Bool
Ord WindowConfig
Methods compare :: WindowConfig -> WindowConfig -> Ordering (<) :: WindowConfig -> WindowConfig -> Bool (<=) :: WindowConfig -> WindowConfig -> Bool (>) :: WindowConfig -> WindowConfig -> Bool (>=) :: WindowConfig -> WindowConfig -> Bool max :: WindowConfig -> WindowConfig -> WindowConfig min :: WindowConfig -> WindowConfig -> WindowConfig
Read WindowConfig
Methods readsPrec :: Int -> ReadS WindowConfig readList :: ReadS [WindowConfig] readPrec :: ReadPrec WindowConfig readListPrec :: ReadPrec [WindowConfig]
Show WindowConfig
Methods showsPrec :: Int -> WindowConfig -> ShowS show :: WindowConfig -> String showList :: [WindowConfig] -> ShowS
Generic WindowConfig
Associated Types type Rep WindowConfig :: * -> * Methods from :: WindowConfig -> Rep WindowConfig x to :: Rep WindowConfig x -> WindowConfig
type Rep WindowConfig
type Rep WindowConfig = D1 (MetaData "WindowConfig" "SDL.Video" "sdl2-2.1.3-DowE7uPk79X5oshOMg5tVk" False) (C1 (MetaCons "WindowConfig" PrefixI True) ((::) ((::) ((::) (S1 (MetaSel (Just Symbol "windowBorder") NoSourceUnpackedness NoSourceStrictness DecidedLazy) (Rec0 Bool)) (S1 (MetaSel (Just Symbol "windowHighDPI") NoSourceUnpackedness NoSourceStrictness DecidedLazy) (Rec0 Bool))) ((::) (S1 (MetaSel (Just Symbol "windowInputGrabbed") NoSourceUnpackedness NoSourceStrictness DecidedLazy) (Rec0 Bool)) (S1 (MetaSel (Just Symbol "windowMode") NoSourceUnpackedness NoSourceStrictness DecidedLazy) (Rec0 WindowMode)))) ((::) ((::) (S1 (MetaSel (Just Symbol "windowOpenGL") NoSourceUnpackedness NoSourceStrictness DecidedLazy) (Rec0 (Maybe OpenGLConfig))) (S1 (MetaSel (Just Symbol "windowPosition") NoSourceUnpackedness NoSourceStrictness DecidedLazy) (Rec0 WindowPosition))) ((:*:) (S1 (MetaSel (Just Symbol "windowResizable") NoSourceUnpackedness NoSourceStrictness DecidedLazy) (Rec0 Bool)) (S1 (MetaSel (Just Symbol "windowInitialSize") NoSourceUnpackedness NoSourceStrictness DecidedLazy) (Rec0 (V2 CInt)))))))

defaultWindow :: WindowConfig #

GEGL reexports

data GeglRectangle :: * #

Constructors

GeglRectangle
Fields rectangleX :: Int rectangleY :: Int rectangleWidth :: Int rectangleHeight :: Int

Instances

Show GeglRectangle
Methods showsPrec :: Int -> GeglRectangle -> ShowS show :: GeglRectangle -> String showList :: [GeglRectangle] -> ShowS
Storable GeglRectangle
Methods sizeOf :: GeglRectangle -> Int alignment :: GeglRectangle -> Int peekElemOff :: Ptr GeglRectangle -> Int -> IO GeglRectangle pokeElemOff :: Ptr GeglRectangle -> Int -> GeglRectangle -> IO () peekByteOff :: Ptr b -> Int -> IO GeglRectangle pokeByteOff :: Ptr b -> Int -> GeglRectangle -> IO () peek :: Ptr GeglRectangle -> IO GeglRectangle poke :: Ptr GeglRectangle -> GeglRectangle -> IO ()

data GeglBuffer :: * #

Constructors

GeglBuffer GeglBufferDummy