tinker more on collision. objects move, but glitches ensue.
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8 changed files with 388 additions and 168 deletions
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@ -90,6 +90,27 @@ class (Show c, Mass c) => Collidible c where
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b2maxy > b1miny && b2maxy < b1maxy)
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in
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in2 || in1
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overlap =
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let in1 =
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(m1b1x > m2b1x && m1b1x < m2b2x &&
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m1b1y > m2b1y && m1b1y < m2b2y) ||
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(m1b2x > m2b1x && m1b2x < m2b2x &&
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m1b1y > m2b1y && m1b1y < m2b2y) ||
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(m1b1x > m2b1x && m1b2x < m2b2x &&
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m1b2y > m2b1y && m1b2y < m2b2y) ||
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(m1b2x > m2b1x && m1b2x < m2b2x &&
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m1b2y > m2b1y && m1b2y < m2b2y)
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in2 =
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(m2b1x > m1b1x && m2b1x < m1b2x &&
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m2b1y > m1b1y && m2b1y < m1b2y) ||
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(m2b2x > m1b1x && m2b2x < m1b2x &&
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m2b1y > m1b1y && m2b1y < m1b2y) ||
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(m2b1x > m1b1x && m2b2x < m1b2x &&
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m2b2y > m1b1y && m2b2y < m1b2y) ||
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(m2b2x > m1b1x && m2b2x < m1b2x &&
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m2b2y > m1b1y && m2b2y < m1b2y)
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in
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in2 || in1
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tx =
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let p1x = (\(V2 x _) -> x) (if d1x < 0 then m1p1 else m1p4)
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p2x = (\(V2 x _) -> x) (if d1x < 0 then m2p4 else m2p1)
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@ -103,57 +124,75 @@ class (Show c, Mass c) => Collidible c where
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in
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if broadphaseOverlap
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then
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let coll xdir =
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let (p11, p12, p21, p22) =
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if xdir
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then
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if d1x < 0
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-- if overlap
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if False
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then
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Collision
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(if tx < ty then tx else ty)
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(if tx < ty
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then V2 (floor $ signum d1x) 0
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else V2 0 (floor $ signum d1y)
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)
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else
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let coll xdir =
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let (p11, p12, p21, p22) =
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if xdir
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then
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(m1p1, m1p2, m2p4, m2p3)
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if d1x < 0
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then
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(m1p1, m1p2, m2p4, m2p3)
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else
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(m1p4, m1p3, m2p1, m2p2)
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else
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(m1p4, m1p3, m2p1, m2p2)
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else
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if d1y < 0
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then
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(m1p1, m1p4, m2p2, m2p3)
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else
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(m1p2, m1p3, m2p1, m2p4)
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vselector (V2 x y) = if xdir then y else x
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tick = if xdir then tx else ty
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g1s = vselector $ p11 + ((tick *) <$> d1)
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g1e = vselector $ p12 + ((tick *) <$> d1)
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g2s = vselector $ p21 + ((tick *) <$> d2)
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g2e = vselector $ p22 + ((tick *) <$> d2)
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s11 = (g1s - g2s) / (g2e - g2s)
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s12 = (g1e - g2s) / (g2e - g2s)
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s21 = (g2s - g1s) / (g1e - g1s)
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s22 = (g2e - g1s) / (g1e - g1s)
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in
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any (\x -> x > 0 && x < 1) [s11, s12, s21 ,s22]
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res = case (tx < dt, ty < dt, tx < ty, coll True, coll False) of
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(True, _, True, True, _) ->
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Collision tx (V2 (floor $ signum d1x) 0)
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(_, True, False, _, True) ->
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Collision ty (V2 0 (floor $ signum d1y))
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(True, _, False, True, False) ->
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Collision tx (V2 (floor $ signum d1x) 0)
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(_, True, True, False, True) ->
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Collision ty (V2 0 (floor $ signum d1y))
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(True, _, True, False, _) ->
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NoCollision
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(_, True, False, _, False) ->
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NoCollision
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(_, _, _, False, False) ->
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NoCollision
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(_, _, True, _, _) ->
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A.log A.Debug ("CORNER CASE!") NoCollision
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(False, False, _, _, _) ->
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NoCollision
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x -> error $
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"Unhandled combination of collision check results: "
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<> (fromString $ show x)
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in
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res
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if d1y < 0
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then
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(m1p1, m1p4, m2p2, m2p3)
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else
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(m1p2, m1p3, m2p1, m2p4)
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vselector (V2 x y) = if xdir then y else x
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tick = if xdir then tx else ty
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g1s = vselector $ p11 + ((tick *) <$> d1)
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g1e = vselector $ p12 + ((tick *) <$> d1)
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g2s = vselector $ p21 + ((tick *) <$> d2)
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g2e = vselector $ p22 + ((tick *) <$> d2)
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s11 = (g1s - g2s) / (g2e - g2s)
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s12 = (g1e - g2s) / (g2e - g2s)
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s21 = (g2s - g1s) / (g1e - g1s)
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s22 = (g2e - g1s) / (g1e - g1s)
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in
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any (\x -> x > 0 && x < 1) [s11, s12, s21 ,s22]
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res = case (tx < dt, ty < dt, tx < ty, coll True, coll False) of
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(True, _, True, True, _) ->
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Collision tx (V2 (floor $ signum d1x) 0)
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(_, True, False, _, True) ->
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Collision ty (V2 0 (floor $ signum d1y))
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(True, _, False, True, False) ->
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Collision tx (V2 (floor $ signum d1x) 0)
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(_, True, True, False, True) ->
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Collision ty (V2 0 (floor $ signum d1y))
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(True, _, True, False, _) ->
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NoCollision
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(_, True, False, _, False) ->
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NoCollision
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(_, _, _, False, False) ->
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NoCollision
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(_, _, True, _, _) ->
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A.log A.Debug ("CORNER CASE!") NoCollision
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(False, False, _, _, _) ->
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NoCollision
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x -> error $
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"Unhandled combination of collision check results: "
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<> (fromString $ show x)
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in
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-- res
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if tx < 0 || ty < 0
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then A.log A.Debug ("PING!") res
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else res
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-- case res of
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-- Collision _ _ ->
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-- A.log A.Debug "colliding!" res
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-- NoCollision ->
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-- res
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else
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NoCollision
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@ -189,7 +228,7 @@ elasticCollision damping mo1 mo2 (Collision ddt (V2 dirx _)) =
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else (damping *) <$>
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if m2 == recip 0
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then
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if abs dirx > 0
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if dirx /= 0
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then (V2 (-v1x) v1y)
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else (V2 v1x (-v1y))
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else (V2 v1x' v1y')
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@ -15,7 +15,7 @@ class Mass m where
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-- | Overwrite the acceleration of the mass object.
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accelerationUpdater :: m -> (V2 Double -> m)
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-- | retrieve the elocity of the mass object.
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-- | retrieve the velocity of the mass object.
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velocity :: m -> V2 Double
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-- | Overwrite the velocity of the mass object.
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@ -1,11 +1,14 @@
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{-# LANGUAGE OverloadedStrings #-}
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{-# LANGUAGE ScopedTypeVariables #-}
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{-# LANGUAGE AllowAmbiguousTypes #-}
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module Scenes.Test.Update where
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import Affection as A
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import Control.Concurrent.STM
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import Data.List (sortOn)
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import qualified Data.Vector as V
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import Data.Maybe
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@ -32,115 +35,195 @@ update level dt = liftIO $ do
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-- (Typeclasses rock!)
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atomically $ do
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lmap <- readTMVar (testMap level)
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cast <-
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V.map (\(Cast c) -> Cast $ perform dt c) <$> readTVar (testCast level)
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powerups <- V.filter ((0 <) . puTTL) <$>
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V.map (perform dt) <$>
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readTVar (testPowerups level)
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cat <- perform dt <$> fromJust <$> readTVar (testPlayer level)
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let layer = mapLayers lmap V.! fromIntegral (mapWalkLayer lmap)
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oldCast <- V.map (\(Cast c) -> Cast $ perform dt c) <$>
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readTVar (testCast level)
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oldCat <- perform dt <$> fromJust <$> readTVar (testPlayer level)
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modifyTVar (testCast level) $ \cast ->
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let playedCast =
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V.map
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(\(Cast c) -> Cast (perform dt c))
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cast
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collidedCast =
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V.map
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(\(Cast c1) ->
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let partners = V.foldl
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(\acc@(Cast _, ires) (Cast c2) ->
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let res = collisionCheck dt c1 c2
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in
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if res /= NoCollision &&
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collisionTime res < collisionTime ires
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then (Cast c2, res)
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else acc
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tangibles =
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(V.map TTile layer) V.++
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(V.map TCast cast) V.++
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(V.map TPowerUp powerups) `V.snoc`
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TPlayer cat
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indexedTangibles = V.zip
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(V.fromList [0 .. ((V.length tangibles) - 1)])
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tangibles
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collidedTangibles =
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let collisionPartners =
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V.foldl
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(\acc (index, tangible1) ->
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let partners =
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V.foldl
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(\acc (qInd, tangible2) ->
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let res = collisionCheck dt tangible1 tangible2
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in
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if res /= NoCollision && qInd /= index
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then acc `V.snoc` (qInd, res)
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else acc
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)
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V.empty
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indexedTangibles
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in
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if V.null partners
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then acc
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else acc `V.snoc`
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( index
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, head
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(sortOn (collisionTime . snd) (V.toList partners))
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)
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(Cast c1, NoCollision)
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playedCast
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)
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V.empty
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indexedTangibles
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updater (aindex, partner) =
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let aobject = (snd $ indexedTangibles V.! aindex)
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res =
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(\(pindex, presult) ->
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let inter =
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collide
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aobject
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(snd $ indexedTangibles V.! pindex)
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presult
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in
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inter
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)
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partner
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in
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if null partners
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then Cast c1
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else
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uncurry
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(\(Cast c2) result -> Cast $ collide c1 c2 result)
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partners
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)
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playedCast
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wallCast (Cast c) =
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Cast $ performWorldCollision c layer dt
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walledCast =
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V.map wallCast collidedCast
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cattedCast = V.map
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(\(Cast c) ->
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Cast $ collide c oldCat $ collisionCheck dt c oldCat
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(aindex, res)
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in
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tangibles `V.update` (A.log A.Debug
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("Partner: " <> (fromString $ show collisionPartners))
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(V.map updater collisionPartners)
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)
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walledCast
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in
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V.map
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(\(Cast c) -> Cast $
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move dt c
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(newCast, newPowerups, mnewCat@(Just _)) = V.foldl
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(\acc@(castAcc, puAcc, mcat) input ->
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case input of
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TCast c ->
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(castAcc `V.snoc` move dt c, puAcc, mnewCat)
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TPowerUp p ->
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(castAcc, puAcc `V.snoc` move dt p, mnewCat)
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TPlayer cat ->
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(castAcc, puAcc, Just (move dt cat))
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TTile t ->
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acc
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)
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walledCast
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releasedEffects <- stateTVar (testPowerups level) $ \pus ->
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let living = V.foldl
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(\acc pu ->
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let npu = perform dt pu
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in
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if puTTL npu > 0
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then npu `V.cons` acc
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else acc
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)
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V.empty
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pus
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indexCollected = V.filter ((/= NoCollision) . snd) $
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V.zip (V.fromList [0..length living])
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(V.map
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(collisionCheck dt oldCat)
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living
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)
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collected = V.foldl
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(\acc (ind, _) ->
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(living V.! ind) `V.cons` acc
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)
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V.empty
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indexCollected
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differ = V.foldl
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(\acc life -> if life `V.elem` collected
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then acc
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else life `V.cons` acc
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)
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V.empty
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living
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fin = V.map
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(\pu -> move dt $ performWorldCollision pu layer dt)
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differ
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in
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(collected, fin)
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modifyTVar
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(testPlayer level) $ \(Just pituicat) ->
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let playedCat = perform dt pituicat
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castCat =
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let allPartners = V.zip (V.fromList [0..V.length oldCast])
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(V.map
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(\(Cast c) -> collisionCheck dt playedCat c)
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oldCast
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)
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filtered = (V.filter ((/= NoCollision) . snd) allPartners)
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partner = V.minimumBy
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(\(_, e) (_, f) -> collisionTime e `compare` collisionTime f)
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filtered
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in
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if V.null filtered
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then
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playedCat
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else
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uncurry
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(\(Cast c) cr -> collide playedCat c cr)
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(oldCast V.! fst partner, snd partner)
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walledCat = performWorldCollision castCat layer dt
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affectedCat = walledCat
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{ pcEffects = pcEffects walledCat ++
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map puEffect (V.toList releasedEffects)
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}
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in Just $ move dt affectedCat
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(V.empty, V.empty, Nothing)
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collidedTangibles
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writeTVar (testCast level) newCast
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writeTVar (testPowerups level) newPowerups
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writeTVar (testPlayer level) mnewCat
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-- oldCast <- V.map (\(Cast c) -> Cast $ perform dt c) <$>
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-- readTVar (testCast level)
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-- oldCat <- perform dt <$> fromJust <$> readTVar (testPlayer level)
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-- modifyTVar (testCast level) $ \cast ->
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-- let playedCast =
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-- V.map
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-- (\(Cast c) -> Cast (perform dt c))
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-- cast
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-- collidedCast =
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-- V.map
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-- (\(Cast c1) ->
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-- let partners = V.foldl
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-- (\acc@(Cast _, ires) (Cast c2) ->
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-- let res = collisionCheck dt c1 c2
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-- in
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-- if res /= NoCollision &&
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-- collisionTime res < collisionTime ires
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-- then (Cast c2, res)
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-- else acc
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-- )
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-- (Cast c1, NoCollision)
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-- playedCast
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-- in
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-- if null partners
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-- then Cast c1
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-- else
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-- uncurry
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-- (\(Cast c2) result -> Cast $ collide c1 c2 result)
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-- partners
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-- )
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-- playedCast
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-- wallCast (Cast c) =
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-- Cast $ performWorldCollision c layer dt
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-- walledCast =
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-- V.map wallCast collidedCast
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-- cattedCast = V.map
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-- (\(Cast c) ->
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-- Cast $ collide c oldCat $ collisionCheck dt c oldCat
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-- )
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-- walledCast
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-- in
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-- V.map
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-- (\(Cast c) -> Cast $
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-- move dt c
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-- )
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-- walledCast
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-- releasedEffects <- stateTVar (testPowerups level) $ \pus ->
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-- let living = V.foldl
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-- (\acc pu ->
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-- let npu = perform dt pu
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-- in
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-- if puTTL npu > 0
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-- then npu `V.cons` acc
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-- else acc
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-- )
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-- V.empty
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-- pus
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-- indexCollected = V.filter ((/= NoCollision) . snd) $
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-- V.zip (V.fromList [0..length living])
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-- (V.map
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-- (collisionCheck dt oldCat)
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-- living
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-- )
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-- collected = V.foldl
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-- (\acc (ind, _) ->
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-- (living V.! ind) `V.cons` acc
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-- )
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-- V.empty
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-- indexCollected
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-- differ = V.foldl
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-- (\acc life -> if life `V.elem` collected
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-- then acc
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-- else life `V.cons` acc
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-- )
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-- V.empty
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-- living
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-- fin = V.map
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-- (\pu -> move dt $ performWorldCollision pu layer dt)
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-- differ
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-- in
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-- (collected, fin)
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-- modifyTVar
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-- (testPlayer level) $ \(Just pituicat) ->
|
||||
-- let playedCat = perform dt pituicat
|
||||
-- castCat =
|
||||
-- let allPartners = V.zip (V.fromList [0..V.length oldCast])
|
||||
-- (V.map
|
||||
-- (\(Cast c) -> collisionCheck dt playedCat c)
|
||||
-- oldCast
|
||||
-- )
|
||||
-- filtered = (V.filter ((/= NoCollision) . snd) allPartners)
|
||||
-- partner = V.minimumBy
|
||||
-- (\(_, e) (_, f) -> collisionTime e `compare` collisionTime f)
|
||||
-- filtered
|
||||
-- in
|
||||
-- if V.null filtered
|
||||
-- then
|
||||
-- playedCat
|
||||
-- else
|
||||
-- uncurry
|
||||
-- (\(Cast c) cr -> collide playedCat c cr)
|
||||
-- (oldCast V.! fst partner, snd partner)
|
||||
-- walledCat = performWorldCollision castCat layer dt
|
||||
-- affectedCat = walledCat
|
||||
-- { pcEffects = pcEffects walledCat ++
|
||||
-- map puEffect (V.toList releasedEffects)
|
||||
-- }
|
||||
-- in Just $ move dt affectedCat
|
||||
|
||||
performWorldCollision
|
||||
:: (Collidible c)
|
||||
|
|
|
|||
|
|
@ -10,3 +10,4 @@ import Types.StageSet as T
|
|||
import Types.Player as T
|
||||
import Types.Util as T
|
||||
import Types.PowerUp as T
|
||||
import Types.Tangible as T
|
||||
|
|
|
|||
|
|
@ -4,5 +4,34 @@ module Types.Cast where
|
|||
-- internale imports
|
||||
|
||||
import Classes.Actor
|
||||
import Physics.Classes
|
||||
|
||||
data Cast = forall a. Actor a => Cast a
|
||||
|
||||
instance Show Cast where
|
||||
|
||||
show (Cast a) = show a
|
||||
|
||||
instance Mass Cast where
|
||||
|
||||
mass (Cast a) = mass a
|
||||
|
||||
acceleration (Cast a) = acceleration a
|
||||
|
||||
accelerationUpdater (Cast a) = Cast . accelerationUpdater a
|
||||
|
||||
velocity (Cast a) = velocity a
|
||||
|
||||
velocityUpdater (Cast a) = Cast . velocityUpdater a
|
||||
|
||||
position (Cast a) = position a
|
||||
|
||||
positionUpdater (Cast a) = Cast . positionUpdater a
|
||||
|
||||
instance Collidible Cast where
|
||||
|
||||
boundary (Cast c) = boundary c
|
||||
|
||||
collisionCheck dt (Cast c1) c2 = collisionCheck dt c1 c2
|
||||
|
||||
collide (Cast c1) c2 res = Cast $ collide c1 c2 res
|
||||
|
|
|
|||
|
|
@ -158,7 +158,11 @@ instance Mass Pituicat where
|
|||
}
|
||||
)
|
||||
|
||||
velocity cat = pcVel cat + pcMoveVel cat
|
||||
velocity cat =
|
||||
let mvel@(V2 mx my) = pcMoveVel cat
|
||||
nvel@(V2 x y) = pcVel cat + mvel
|
||||
in
|
||||
if abs x > abs mx then V2 (signum x * abs mx) y else nvel
|
||||
|
||||
velocityUpdater cat =
|
||||
(\vel@(V2 vx vy) ->
|
||||
|
|
@ -175,7 +179,7 @@ instance Mass Pituicat where
|
|||
)
|
||||
in
|
||||
cat
|
||||
{ pcVel = nvel
|
||||
{ pcVel = vel
|
||||
}
|
||||
)
|
||||
|
||||
|
|
@ -212,9 +216,7 @@ instance Collidible Pituicat where
|
|||
)
|
||||
((\(V2 _ y) -> y) (if diry /= 0 then pcVel ncat else pcVel cat))
|
||||
grounded =
|
||||
vy >= 0 &&
|
||||
vy < 200 &&
|
||||
diry == -1
|
||||
diry == -1 && abs (vy * ddt) < 2
|
||||
in
|
||||
ncat
|
||||
{ pcGrounded = grounded
|
||||
|
|
|
|||
|
|
@ -1,6 +1,76 @@
|
|||
{-# LANGUAGE ExistentialQuantification #-}
|
||||
module Types.Tangible where
|
||||
|
||||
import Classes.Collectable (Collectable)
|
||||
import Physics.Classes
|
||||
import Types.Player
|
||||
import Types.Cast
|
||||
import Types.PowerUp
|
||||
import Types.Map
|
||||
|
||||
data Tangible = forall a . Collectable a => Tangible a
|
||||
-- wrapper type for everything that can be collided with.
|
||||
data Tangible
|
||||
= TPlayer Pituicat
|
||||
| TCast Cast
|
||||
| TPowerUp PowerUp
|
||||
| TTile Tile
|
||||
|
||||
instance Show Tangible where
|
||||
|
||||
show (TPlayer a) = show a
|
||||
show (TCast a) = show a
|
||||
show (TPowerUp a) = show a
|
||||
show (TTile a) = show a
|
||||
|
||||
instance Mass Tangible where
|
||||
|
||||
mass (TPlayer a) = mass a
|
||||
mass (TCast a) = mass a
|
||||
mass (TPowerUp a) = mass a
|
||||
mass (TTile a) = mass a
|
||||
|
||||
acceleration (TPlayer a) = acceleration a
|
||||
acceleration (TCast a) = acceleration a
|
||||
acceleration (TPowerUp a) = acceleration a
|
||||
acceleration (TTile a) = acceleration a
|
||||
|
||||
accelerationUpdater (TPlayer a) = TPlayer . accelerationUpdater a
|
||||
accelerationUpdater (TCast a) = TCast . accelerationUpdater a
|
||||
accelerationUpdater (TPowerUp a) = TPowerUp . accelerationUpdater a
|
||||
accelerationUpdater (TTile a) = TTile . accelerationUpdater a
|
||||
|
||||
velocity (TPlayer a) = velocity a
|
||||
velocity (TCast a) = velocity a
|
||||
velocity (TPowerUp a) = velocity a
|
||||
velocity (TTile a) = velocity a
|
||||
|
||||
velocityUpdater (TPlayer a) = TPlayer . velocityUpdater a
|
||||
velocityUpdater (TCast a) = TCast . velocityUpdater a
|
||||
velocityUpdater (TPowerUp a) = TPowerUp . velocityUpdater a
|
||||
velocityUpdater (TTile a) = TTile . velocityUpdater a
|
||||
|
||||
position (TPlayer a) = position a
|
||||
position (TCast a) = position a
|
||||
position (TPowerUp a) = position a
|
||||
position (TTile a) = position a
|
||||
|
||||
positionUpdater (TPlayer a) = TPlayer . positionUpdater a
|
||||
positionUpdater (TCast a) = TCast . positionUpdater a
|
||||
positionUpdater (TPowerUp a) = TPowerUp . positionUpdater a
|
||||
positionUpdater (TTile a) = TTile . positionUpdater a
|
||||
|
||||
instance Collidible Tangible where
|
||||
|
||||
boundary (TPlayer c) = boundary c
|
||||
boundary (TCast c) = boundary c
|
||||
boundary (TPowerUp c) = boundary c
|
||||
boundary (TTile c) = boundary c
|
||||
|
||||
collisionCheck dt (TPlayer c1) c2 = collisionCheck dt c1 c2
|
||||
collisionCheck dt (TCast c1) c2 = collisionCheck dt c1 c2
|
||||
collisionCheck dt (TPowerUp c1) c2 = collisionCheck dt c1 c2
|
||||
collisionCheck dt (TTile c1) c2 = collisionCheck dt c1 c2
|
||||
|
||||
collide (TPlayer c1) c2 res = TPlayer $ collide c1 c2 res
|
||||
collide (TCast c1) c2 res = TCast $ collide c1 c2 res
|
||||
collide (TPowerUp c1) c2 res = TPowerUp $ collide c1 c2 res
|
||||
collide (TTile c1) c2 res = TTile $ collide c1 c2 res
|
||||
|
|
|
|||
|
|
@ -23,12 +23,8 @@ globalKeyHandle gd mesg@(MsgKeyboardEvent time win motion repeat keysym) =
|
|||
_
|
||||
SDL.Pressed
|
||||
False
|
||||
(SDL.Keysym SDL.ScancodeF11 _ mod) ->
|
||||
if mod == SDL.fromNumber 0
|
||||
then
|
||||
toggleScreen 0
|
||||
else
|
||||
return ()
|
||||
(SDL.Keysym SDL.ScancodeF11 _ _) ->
|
||||
toggleScreen 0
|
||||
_ -> return ()
|
||||
|
||||
constG :: V2 Double
|
||||
|
|
|
|||
Loading…
Reference in a new issue