haskelloids/src/Main.hs
2017-12-19 22:36:42 +01:00

75 lines
1.9 KiB
Haskell

{-# LANGUAGE OverloadedStrings #-}
module Main where
import Affection as A
import SDL (($=))
import qualified SDL
import qualified Graphics.Rendering.OpenGL as GL
import qualified Data.Map as M
import Linear as L
import NanoVG hiding (V2(..), V4(..))
import Control.Monad.IO.Class (liftIO)
-- internal imports
import Types
import Commons
import StateMachine ()
import Init
main :: IO ()
main = do
logIO A.Debug "Starting"
withAffection AffectionConfig
{ initComponents = All
, windowTitle = "Haskelloids"
, windowConfig = SDL.defaultWindow
{ SDL.windowOpenGL = Just SDL.defaultOpenGL
{ SDL.glProfile = SDL.Core SDL.Normal 3 3
, SDL.glColorPrecision = V4 8 8 8 8
}
}
, initScreenMode = SDL.Windowed
, canvasSize = Nothing
, loadState = load
, preLoop = pre >> smLoad Menu
, eventLoop = handle
, updateLoop = update
, drawLoop = draw
, cleanUp = (\_ -> return ())
}
pre :: Affection UserData ()
pre = do
subs <- subsystems <$> getAffection
liftIO $ logIO A.Debug "Setting global resize event listener"
_ <- partSubscribe (subWindow subs) $ \msg -> case msg of
MsgWindowResize _ _ (V2 w h) -> do
let nw = floor $ fromIntegral h * (800/600)
dw = floor $ (fromIntegral w - fromIntegral nw) / 2
GL.viewport $= (GL.Position dw 0, GL.Size nw h)
_ -> return ()
return ()
update :: Double -> Affection UserData ()
update sec = do
ud <- getAffection
smUpdate (state ud) sec
handle :: [SDL.EventPayload] -> Affection UserData ()
handle e = do
(Subsystems w k) <- subsystems <$> getAffection
_ <- consumeSDLEvents w =<< consumeSDLEvents k e
return ()
draw :: Affection UserData ()
draw = do
ud <- getAffection
liftIO $ beginFrame (nano ud) 800 600 (800/600)
smDraw (state ud)
liftIO $ endFrame (nano ud)