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Shadows!!! But awful looking...

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This commit is contained in:
Nicole Dresselhaus 2014-01-01 21:26:54 +01:00
parent fbcce8f715
commit 448bb7ac73
1 changed files with 24 additions and 9 deletions
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33
src/Main.hs
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@ -118,10 +118,19 @@ drawObjects map ent shadowRender = do
when shadowRender $
texture Texture2D $= Disabled --disable textures if we render shadows.
--draw objects
--draw something throwing shadows
preservingMatrix $ do
translate (Vector3 15.0 15.0 25.0 :: Vector3 GLfloat)
pos <- getSunPos Vector3
translate $ fmap (+ (-15.0)) pos
drawSphere
--draw sun-indicator
preservingMatrix $ do
pos <- getSunPos Vector3
translate pos
color (Color4 1.0 1.0 0.0 1.0 :: Color4 GLfloat)
drawSphere
--putStrLn $ unwords ["sun at", show pos]
--draw map
mapM_ renderTile map
@ -148,7 +157,7 @@ display state t =
GL.rotate heading (Vector3 0.0 1.0 0.0 :: Vector3 GLfloat)
translate (Vector3 (-px) (-py) (-pz)::Vector3 GLfloat)
generateShadowMap tiles [] True
generateShadowMap tiles []
generateTextureMatrix
clear [ ColorBuffer, DepthBuffer ]
preservingMatrix $ do
@ -234,8 +243,8 @@ generateTextureMatrix = do
textureGenMode R $= Just (ObjectLinear (Plane rx ry rz rw))
textureGenMode Q $= Just (ObjectLinear (Plane qx qy qz qw))
generateShadowMap :: [RenderObject] -> [RenderObject] -> Bool -> IO ()
generateShadowMap tiles obj showShadow' = do
generateShadowMap :: [RenderObject] -> [RenderObject] -> IO ()
generateShadowMap tiles obj = do
lightPos' <- getSunPos Vertex3
let (TextureSize2D shadowMapWidth shadowMapHeight) = shadowMapSize
shadowMapSize' = Size shadowMapWidth shadowMapHeight
@ -259,7 +268,7 @@ generateShadowMap tiles obj showShadow' = do
copyTexImage2D Texture2D 0 DepthComponent' (Position 0 0) shadowMapSize 0
when showShadow' $ do
when True $ do
let numShadowMapPixels = fromIntegral (shadowMapWidth * shadowMapHeight)
allocaArray numShadowMapPixels $ \depthImage -> do
let pixelData fmt = PixelData fmt Float depthImage :: PixelData GLfloat
@ -406,8 +415,8 @@ main = do
diffuse sun $= Color4 1.0 1.0 1.0 1.0
specular sun $= Color4 0.8 0.8 0.8 1.0
lightModelAmbient $= Color4 0.2 0.2 0.2 1.0
position sun $= (Vertex4 2.0 1.0 1.3 1.0 :: Vertex4 GLfloat) .* 5
spotDirection sun $= (Normal3 (-2.0) (-1.0) (-1.3) :: Normal3 GLfloat)
position sun $= (Vertex4 2.0 1.0 1.3 1.0 :: Vertex4 GLfloat) .* (1/2.5865) .* 45
spotDirection sun $= (Normal3 (2.0) (1.0) (1.3) :: Normal3 GLfloat)
--spotExponent sun $= 1.0
--attenuation sun $= (1.0, 0.0, 0.0)
@ -427,7 +436,13 @@ main = do
texture Texture2D $= Enabled
shadeModel $= Flat
--textureWrapMode Texture2D S $= (Repeated, ClampToEdge)
--textureWrapMode Texture2D T $= (Repeated, ClampToEdge)
textureFilter Texture2D $= ((Linear', Nothing), Linear')
textureCompareMode Texture2D $= Just Lequal
depthTextureMode Texture2D $= Luminance'
shadeModel $= Smooth
fog $= Enabled
fogMode $= Linear 45.0 50.0