tracer/src/Test.hs

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module Test where
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import Affection as A hiding (get)
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import SDL (get, ($=))
import qualified SDL
import qualified Graphics.Rendering.OpenGL as GL hiding (get)
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import Control.Monad (when, unless, void)
import Control.Monad.IO.Class (liftIO)
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import Data.Map.Strict as Map
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import qualified Data.Set as S
import qualified Data.Text as T
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import Data.Matrix as M
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import Data.Ecstasy as E
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import Data.Maybe
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import NanoVG hiding (V2(..))
import Types
import Floorplan
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import Linear
import Foreign.C.Types (CFloat(..))
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import Debug.Trace
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-- internal imports
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import Interior
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import Util
loadMap :: Affection UserData ()
loadMap = do
ud <- getAffection
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let fc = FloorConfig
(20, 20)
[] -- [(5,5), (35, 35)]
(50,75)
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(Subsystems _ m) = subsystems ud
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(mat, gr) <- liftIO $ buildHallFloorIO fc
inter <- liftIO $ placeInteriorIO mat (convertTileToImg mat) gr
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(nws, _) <- yieldSystemT (worldState ud) $ do
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void $ newEntity $ defEntity
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{ pos = Just (V2 20.5 20.5)
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, vel = Just (V2 0 0)
, player = Just True
}
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uu <- partSubscribe m movePlayer
putAffection ud
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{ worldState = nws
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, stateData = MenuData
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{ mapMat = mat
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, imgMat = inter
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, initCoords = (0, 500)
}
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, uuid = [uu]
}
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mouseToPlayer :: V2 Int32 -> Affection UserData ()
mouseToPlayer mv2 = do
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ud <- getAffection
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(V2 rx ry) <- liftIO $ relativizeMouseCoords mv2
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let dr = (ry / sin (atan (1/2)) / 2) + rx
dc = rx - (ry / sin (atan (1/2)) / 2)
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(nws, _) <- yieldSystemT (worldState ud) $ do
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emap $ do
with player
pure $ defEntity'
{ vel = Set $ V2 dr dc
}
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putAffection ud
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{ worldState = nws
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}
movePlayer :: MouseMessage -> Affection UserData ()
movePlayer (MsgMouseMotion _ _ _ [SDL.ButtonLeft] m _) = mouseToPlayer m
movePlayer (MsgMouseButton _ _ SDL.Pressed _ SDL.ButtonLeft _ m) =
mouseToPlayer m
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movePlayer (MsgMouseButton _ _ SDL.Released _ SDL.ButtonLeft _ _) = do
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ud <- getAffection
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(nws, _) <- yieldSystemT (worldState ud) $ do
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emap $ do
with player
pure $ defEntity'
{ vel = Set $ V2 0 0
}
putAffection ud
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{ worldState = nws
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}
movePlayer _ = return ()
drawMap :: Affection UserData ()
drawMap = do
ud <- getAffection
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dt <- getDelta
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(_, playerPos) <- yieldSystemT (worldState ud) $ do
efor $ \_ -> do
with player
pos' <- E.get pos
pure pos'
let V2 pr pc = head playerPos
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mat = imgMat (stateData ud)
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ctx = nano ud
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cols = fromIntegral (ncols mat)
rows = fromIntegral (nrows mat)
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tileWidth = 64 :: Double
tileHeight = 32 :: Double
x = realToFrac $ 640 + ((1 - pc) + (1 - pr)) * (tileWidth / 2)
y = realToFrac $ 360 + ((1 - pr) - (1 - pc)) * (tileHeight / 2)
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liftIO $ do
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beginPath ctx
moveTo ctx x y
lineTo ctx
(x + cols * (realToFrac tileWidth / 2))
(y - realToFrac tileHeight / 2 * cols)
lineTo ctx
(x + realToFrac tileWidth / 2 * (cols + rows))
(y + (rows - cols) * (realToFrac tileHeight / 2))
lineTo ctx
(x + realToFrac tileWidth / 2 * rows)
(y + realToFrac tileHeight / 2 * rows)
closePath ctx
fillColor ctx (rgb 255 255 255)
fill ctx
mapM_ (\(i, ls) -> mapM_
(\(j, t) -> drawTile
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(assetImages ud) ctx pr pc i j t)
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(reverse $ zip [1..] ls))
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(zip [1..] (toLists mat))
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fontSize ctx 20
fontFace ctx (assetFonts ud Map.! FontBedstead)
textAlign ctx (S.fromList [AlignCenter,AlignTop])
fillColor ctx (rgb 255 128 0)
textBox ctx 0 0 200 ("FPS: " `T.append` (T.pack $ Prelude.take 5 $ show (1/dt)))
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updateMap :: Double -> Affection UserData ()
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updateMap dt = do
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ud <- getAffection
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(nws, _) <- yieldSystemT (worldState ud) $ do
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emap $ do
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with vel
with pos
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pos'@(V2 pr pc) <- E.get pos
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vel' <- E.get vel
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let npos@(V2 nr nc) = pos' + fmap (* (4 * dt)) vel'
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dpos = npos - pos'
ent = defEntity'
{ pos = Set $ pos' + dpos * Prelude.foldl
(checkBoundsCollision pos' npos)
(V2 1 1)
((imgObstacle (imgMat (stateData ud) M.! (floor nr, floor nc))) ++
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(imgObstacle (imgMat (stateData ud) M.! (floor pr, floor pc))))
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}
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return ent
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putAffection ud
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{ worldState = nws
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}
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drawTile
:: Map ImgId Image
-> Context
-> Double
-> Double
-> Int
-> Int
-> Maybe ImgId
-> IO ()
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drawTile ai ctx pr pc row col img =
do
save ctx
if (isNothing img)
then drawPlayer
else do
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if (Prelude.null mb)
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then do
drawImage
drawPlayer
else do
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if any (\minr -> pr <= (fromIntegral (floor pr :: Int)) + minr) minrs &&
any (\minc -> pc >= (fromIntegral (floor pc :: Int)) + minc) mincs
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then do
drawPlayer
drawImage
else do
drawImage
drawPlayer
restore ctx
where
tileWidth = 64 :: Double
tileHeight = 32 :: Double
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minrs = Prelude.map (fst . matmin) mb
maxrs = Prelude.map (fst . matmax) mb
mincs = Prelude.map (snd . matmin) mb
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x = realToFrac $ 640 + ((fromIntegral col - pc) +
(fromIntegral row - pr)) * (tileWidth / 2)
y = realToFrac $ 360 - (tileHeight / 2) + ((fromIntegral row - pr) -
(fromIntegral col - pc)) * (tileHeight / 2)
dist = distance (V2 (fromIntegral row) (fromIntegral col))
(V2 (realToFrac pr - 1) (realToFrac pc)) / 4
fact =
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if (pr <= fromIntegral row + maximum maxrs &&
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pc >= fromIntegral col + minimum mincs) &&
isWall (fromJust img)
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then min 1 dist
else 1
mb = imgObstacle img
drawImage = do
beginPath ctx
paint <- imagePattern
ctx x (y - (74 * fact - realToFrac tileHeight))
(realToFrac tileWidth) 74
0
(ai Map.! fromJust img)
fact
if fact < 1
then do
moveTo ctx x (y + (realToFrac tileHeight - 74 * fact))
lineTo ctx
(x + realToFrac tileWidth)
(y + (realToFrac tileHeight - 74 * fact))
lineTo ctx (x + realToFrac tileWidth) (y + realToFrac tileHeight / 2)
lineTo ctx (x + realToFrac tileWidth / 2) (y + realToFrac tileHeight)
lineTo ctx x (y + realToFrac tileHeight / 2)
closePath ctx
else
rect ctx x (y - (74 - realToFrac tileHeight)) (realToFrac tileWidth) 74
fillPaint ctx paint
fill ctx
drawPlayer = do
when (floor pr == row && floor pc == col) $ do
beginPath ctx
circle ctx 640 360 5
closePath ctx
fillColor ctx (rgba 0 255 255 255)
fill ctx
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checkBoundsCollision
:: V2 Double
-> V2 Double
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-> V2 Double
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-> Boundaries Double
-> V2 Double
checkBoundsCollision
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(V2 pr pc) (V2 fr fc) (V2 mr mc) (Boundaries (minr, minc) (maxr, maxc))
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| ntestr && ntestc && not testr = V2 (0 * mr) (1 * mc)
| ntestc && ntestr && not testc = V2 (1 * mr) (0 * mc)
| not ntestr && not ntestc = V2 (1 * mr) (1 * mc)
| not ntestr && ntestc = V2 (1 * mr) (1 * mc)
| not ntestc && ntestr = V2 (1 * mr) (1 * mc)
| otherwise = V2 (0 * mr) (0 * mc)
where
ntestr
| ndistr <= hheight + 0.07 = True
| ncdistsq <= 0.005 = True
| otherwise = False
ntestc
| ndistc <= hwidth + 0.07 = True
| ncdistsq <= 0.005 = True
| otherwise = False
testr
| distr <= hheight + 0.07 = True
| cdistsq <= 0.005 = True
| otherwise = False
testc
| distc <= hwidth + 0.07 = True
| cdistsq <= 0.005 = True
| otherwise = False
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ndistr = abs ((fr - fromIntegral (floor fr :: Int)) - (minr + hheight))
ndistc = abs ((fc - fromIntegral (floor fc :: Int)) - (minc + hwidth))
distr = abs ((pr - fromIntegral (floor pr :: Int)) - (minr + hheight))
distc = abs ((pc - fromIntegral (floor pc :: Int)) - (minc + hwidth))
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hheight = (maxr - minr) / 2
hwidth = (maxc - minc) / 2
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ncdistsq = (ndistr - hheight) ^ (2 :: Int) + (ndistc - hwidth) ^ (2 :: Int)
cdistsq = (distr - hheight) ^ (2 :: Int) + (distc - hwidth) ^ (2 :: Int)