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edwardk on #haskell-game pointed out the Num-Instance of V3 ... doh!

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This commit is contained in:
Nicole Dresselhaus 2014-10-24 22:55:28 +02:00
parent 55778d2fc9
commit df11c1aed0
1 changed files with 2 additions and 3 deletions
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5
src/Scene/Renderer.hs
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@ -34,7 +34,7 @@ render w h s index = PixelRGB8 (ci cr) (ci cg) (ci cb)
Nothing -> bgColor $ sceneBackground s
Just c@(Collision pos _ _ obj) ->
-- ambient lighting
((*) <$> (ambColor . ambientLight $ s) <*> (materialAmbience . getMaterial $ obj))
((ambColor . ambientLight $ s) * (materialAmbience . getMaterial $ obj))
-- + diffuse lighting
^+^ (foldl1 (^+^) $ (diffuse c s) <$> sceneLights s)
-- + reflections - TODO
@ -56,8 +56,7 @@ diffuse (Collision pos n _ obj) s (Light lpos color int) =
else
ill
where
-- angle of light * (color * material)
ill = (*) (dot n $ normalize lightdir) <$> ((*) <$> color ^* i <*> materialDiffuse mat)
ill = i * dot n (normalize lightdir) *^ color * materialDiffuse mat
mat = getMaterial obj
blocked = raytrace (Ray pos lightdir) s
lightdir = (lpos ^-^ pos)