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slightly better collision detection

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nek0 2018-05-05 11:24:54 +02:00
parent d4d6e5bd83
commit 38218fa50c
1 changed files with 7 additions and 7 deletions
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14
src/Test.hs
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@ -359,17 +359,17 @@ checkBoundsCollision2
-> V2 Double
checkBoundsCollision2
pre@(V2 pr pc) next@(V2 nr nc) dt acc (Boundaries (minr, minc) (maxr, maxc))
| colltr > dt && colltc > dt = acc
| colltr > dt = (V2 0 1) * acc
| colltc > dt = (V2 1 0) * acc
| (colltr >= dt || abs colltr > 0.1) && (colltc >= dt || abs colltc > 0.1) = acc
| (colltr >= dt || abs colltr > 0.1) = (V2 1 0) * acc
| (colltc >= dt || abs colltc > 0.1) = (V2 0 1) * acc
| otherwise = V2 0 0
where
vel@(V2 vr vc) = fmap (/ dt) (next - pre)
colltr
| vr > 0 = (((fromIntegral (floor nr :: Int)) + minr) - nr) / vr
| vr < 0 = (((fromIntegral (floor nr :: Int)) + maxr) - nr) / vr
| vr > 0 = (((fromIntegral (floor nr :: Int)) + minr - 0.15) - nr) / vr
| vr < 0 = (((fromIntegral (floor nr :: Int)) + maxr + 0.15) - nr) / vr
| otherwise = dt
colltc
| vc > 0 = (((fromIntegral (floor nc :: Int)) + minc) - nc) / vc
| vc < 0 = (((fromIntegral (floor nc :: Int)) + maxc) - nc) / vc
| vc > 0 = (((fromIntegral (floor nc :: Int)) + minc - 0.15) - nc) / vc
| vc < 0 = (((fromIntegral (floor nc :: Int)) + maxc + 0.15) - nc) / vc
| otherwise = dt