pituicat/examples/example02/Main.hs

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{-# LANGUAGE MultiParamTypeClasses #-}
{-# LANGUAGE TypeFamilies #-}
{-# LANGUAGE ForeignFunctionInterface #-}
import Affection as A
import SDL (($=))
import qualified SDL
import qualified Graphics.Rendering.OpenGL as GL
import Control.Concurrent.STM
import Control.Monad.IO.Class (liftIO)
import Control.Monad (when)
import Control.DeepSeq (deepseq)
import Data.Matrix as M
import qualified Data.Set as S
import System.Random (randomRIO)
import NanoVG hiding (V2(..))
import Linear
import Foreign.C.Types (CInt(..))
-- internal imports
import Types
foreign import ccall unsafe "glewInit"
glewInit :: IO CInt
maxFood :: Word
maxFood = 255
main :: IO ()
main = do
logIO A.Debug "Starting"
let conf = AffectionConfig
{ initComponents = All
, windowTitle = "affection: example01"
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, windowConfigs =
[
( 0
, SDL.defaultWindow
{ SDL.windowOpenGL = Just SDL.defaultOpenGL
{ SDL.glProfile = SDL.Core SDL.Normal 3 3
}
, SDL.windowInitialSize = SDL.V2 600 600
, SDL.windowResizable = True
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}
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)
]
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, initScreenMode = SDL.Windowed
, canvasSize = Nothing
, loadState = load
, preLoop = pre
, eventLoop = handle
, updateLoop = update
, drawLoop = draw
, cleanUp = clean
}
withAffection conf
load :: IO UserData
load = do
-- emptyMatrix <- zero 60 60
liftIO $ logIO A.Debug "init GLEW"
_ <- glewInit
liftIO $ logIO A.Debug "making random"
randList <- mapM (\_ -> randomRIO (0,1)) [0..3599]
liftIO $ logIO A.Debug "creating context"
nanoCtx <- createGL3 (S.fromList [Antialias, StencilStrokes, NanoVG.Debug])
let fullMatrix = fromList 60 60 randList
-- logIO A.Debug $ prettyMatrix fullMatrix
empty1 <- newTVarIO [] -- ([] :: [(UUID, WindowMessage -> Affection UserData ())])
empty3 <- newTVarIO [] -- ([] :: [(UUID, KeyboardMessage -> Affection UserData ())])
return $ UserData
{ subsystems = Subsystems
(Window empty1)
(Keyboard empty3)
, lifeMat = fullMatrix
, foodMat = fromList 60 60 (repeat maxFood)
, timeMat = M.zero 60 60
, nano = nanoCtx
}
pre :: Affection UserData ()
pre = do
sd <- getAffection
_ <- partSubscribe (subKeyboard $ subsystems sd) exitOnEsc
_ <- partSubscribe (subKeyboard $ subsystems sd) reloadOnR
_ <- partSubscribe (subKeyboard $ subsystems sd) showFPS
_ <- partSubscribe (subKeyboard $ subsystems sd) toggleFullScreen
_ <- partSubscribe (subWindow $ subsystems sd) exitOnWindowClose
_ <- partSubscribe (subWindow $ subsystems sd) (fitViewport (600/600))
now <- getElapsedTime
putAffection sd
toggleFullScreen :: KeyboardMessage -> Affection UserData ()
toggleFullScreen (MsgKeyboardEvent _ _ SDL.Pressed False sym)
| SDL.keysymKeycode sym == SDL.KeycodeF11 = toggleScreen
| otherwise = return ()
toggleFullScreen _ = return ()
exitOnEsc :: KeyboardMessage -> Affection UserData ()
exitOnEsc (MsgKeyboardEvent _ _ SDL.Pressed False sym) =
case SDL.keysymKeycode sym of
SDL.KeycodeEscape -> do
liftIO $ logIO A.Debug "Yo dog I heard..."
quit
_ -> return ()
exitOnEsc _ = return ()
reloadOnR :: KeyboardMessage -> Affection UserData ()
reloadOnR (MsgKeyboardEvent _ _ _ _ sym) =
case SDL.keysymKeycode sym of
SDL.KeycodeR -> reload
_ -> return ()
reloadOnR _ = return ()
reload :: Affection UserData ()
reload = do
ud <- getAffection
now <- getElapsedTime
randList <- liftIO $ mapM (\_ -> randomRIO (0,1)) [0..3599]
let fullMatrix = fromList 60 60 randList
putAffection ud
{ lifeMat = fullMatrix
, foodMat = fromList 60 60 (repeat maxFood)
, timeMat = M.zero 60 60
}
showFPS :: KeyboardMessage -> Affection UserData ()
showFPS (MsgKeyboardEvent _ _ _ _ sym) =
case SDL.keysymKeycode sym of
SDL.KeycodeF -> do
dt <- getDelta
liftIO $ logIO A.Debug $ "FPS: " ++ show (1 / dt)
_ -> return ()
showFPS _ = return ()
exitOnWindowClose :: WindowMessage -> Affection UserData ()
exitOnWindowClose wm =
case wm of
MsgWindowClose _ _ -> do
liftIO $ logIO A.Debug "I heard another one..."
quit
_ -> return ()
exitOnWindowClose _ = return ()
handle :: [SDL.EventPayload] -> Affection UserData ()
handle es = do
(Subsystems a b) <- subsystems <$> getAffection
_ <- consumeSDLEvents a =<< consumeSDLEvents b es
return ()
update :: Double -> Affection UserData ()
update _ = do
ud <- getAffection
newList <- mapM (\coord -> do
let x = (coord `mod` 60) + 1
y = (coord `div` 60) + 1
subm
| x == 1 && y == 1 =
(submatrix 60 60 60 60 (lifeMat ud) <|> submatrix 60 60 1 2 (lifeMat ud))
<->
(submatrix 1 2 60 60 (lifeMat ud) <|> submatrix 1 2 1 2 (lifeMat ud))
| x == 1 && y == 60 =
(submatrix 59 60 60 60 (lifeMat ud) <|> submatrix 59 60 1 2 (lifeMat ud))
<->
(submatrix 1 1 60 60 (lifeMat ud) <|> submatrix 1 1 1 2 (lifeMat ud))
| x == 60 && y == 1 =
(submatrix 60 60 59 60 (lifeMat ud) <|> submatrix 60 60 1 1 (lifeMat ud))
<->
(submatrix 1 2 59 60 (lifeMat ud) <|> submatrix 1 2 1 1 (lifeMat ud))
| x == 60 && y == 60 =
(submatrix 59 60 59 60 (lifeMat ud) <|> submatrix 59 60 1 1 (lifeMat ud))
<->
(submatrix 1 1 59 60 (lifeMat ud) <|> submatrix 1 1 1 1 (lifeMat ud))
| x == 1 =
(submatrix (y - 1) (y + 1) 60 60 (lifeMat ud))
<|>
(submatrix (y - 1) (y + 1) 1 2 (lifeMat ud))
| y == 1 =
(submatrix 60 60 (x - 1) (x + 1) (lifeMat ud))
<->
(submatrix 1 2 (x - 1) (x + 1) (lifeMat ud))
| x == 60 =
(submatrix (y - 1) (y + 1) 59 60 (lifeMat ud))
<|>
(submatrix (y - 1) (y + 1) 1 1 (lifeMat ud))
| y == 60 =
(submatrix 59 60 (x -1 ) (x + 1) (lifeMat ud))
<->
(submatrix 1 1 (x - 1) (x + 1) (lifeMat ud))
| otherwise =
(submatrix (y - 1) (y + 1) (x - 1) (x + 1) (lifeMat ud))
life = countLife subm
ret
| life == 0 && lifeMat ud M.! (y, x) == 0 =
( 0
, if timeMat ud M.! (y, x) >= 10
then min 10 (foodMat ud M.! (y, x) + 1)
else min 10 (foodMat ud M.! (y, x))
, timeMat ud M.! (y, x) + 1
)
| otherwise = (1, 1, 1)
if lifeMat ud M.! (y, x) == 1
then if (life == 2 || life == 3) && foodMat ud M.! (y, x) > 0
then return (1, (foodMat ud M.! (y, x)) - 1, 0)
else return (0, foodMat ud M.! (y, x), 0)
else if life == 3 && foodMat ud M.! (y, x) > 0
then return (1, (foodMat ud M.! (y, x)) - 1, 0)
else return
( 0
, if timeMat ud M.! (y, x) > 10
then min maxFood ((foodMat ud M.! (y, x)) + 1)
else min maxFood (foodMat ud M.! (y, x))
, timeMat ud M.! (y, x) + 1
)
) [0..3599]
let newLifeMat = fromList 60 60 (map (\(x, _, _) -> x) newList)
newFoodMat = fromList 60 60 (map (\(_, x, _) -> x) newList)
newTimeMat = fromList 60 60 (map (\(_, _, x) -> x) newList)
if newLifeMat == M.zero 60 60
then
reload
else
putAffection ((newLifeMat, newFoodMat, newTimeMat) `deepseq` ud)
{ lifeMat = newLifeMat
, foodMat = newFoodMat
, timeMat = newTimeMat
}
countLife :: Matrix Word -> Word
countLife mat = res - (mat M.! (2, 2))
where
res = foldr (flip (+)) 0 mat
draw :: Affection UserData ()
draw = do
ud <- getAffection
liftIO $ do
beginFrame (nano ud) 600 600 1
save (nano ud)
mapM_ (\coord -> do
let x = coord `mod` 60
y = coord `div` 60
ctx = nano ud
mult = lifeMat ud M.! (x + 1, y + 1)
-- logIO A.Debug $ show mult
beginPath ctx
rect ctx (fromIntegral $ x * 10) (fromIntegral $ y * 10) 10 10
if mult == 1
then
fillColor ctx (rgba 255 255 255 255)
else
fillColor ctx (rgba 0 (fromIntegral $ (255 `div` maxFood) * (foodMat ud M.! (x+1, y+1))) 0 255)
fill ctx
) [0..3599]
restore (nano ud)
endFrame (nano ud)
clean _ = return ()