Updated better colors
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2 changed files with 19 additions and 18 deletions
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@ -50,10 +50,12 @@ The mapping between user input and actions.
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> ,(Press 's' , translate xdir (-0.1))
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> ,(Press 'e' , translate ydir 0.1)
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> ,(Press 'd' , translate ydir (-0.1))
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> ,(Press 'z' , translate zdir 0.1)
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> ,(Press 'r' , translate zdir (-0.1))
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> ,(Press '+' , zoom 1.1)
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> ,(Press '-' , zoom (1/1.1))
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> ,(Press 'r' , resize 1.2)
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> ,(Press 'z' , resize (1/1.2))
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> ,(Press 'h' , resize 1.2)
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> ,(Press 'g' , resize (1/1.2))
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> ]
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The type of each couple should be of the form
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@ -67,7 +69,7 @@ And of course a type design the World State:
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> angle :: Point3D
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> , scale :: Scalar
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> , position :: Point3D
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> , shape :: Function3D
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> , shape :: Scalar -> Function3D
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> , box :: Box3D
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> }
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@ -76,7 +78,10 @@ And of course a type design the World State:
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> camPos = position w,
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> camDir = angle w,
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> camZoom = scale w }
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> objects w = [XYFunc (shape w) (box w)]
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> objects w = [XYSymFunc ((shape w) res) defbox]
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> where
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> res = resolution $ box w
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> defbox = box w
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With all associated functions:
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@ -104,7 +109,7 @@ With all associated functions:
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> resize :: Scalar -> World -> World
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> resize r world = world {
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> box = (box world) {
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> resolution = (resolution (box world)) * r }}
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> resolution = sqrt ((resolution (box world))**2 * r) }}
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- [`YBoiler.hs`](code/04_Mandelbulb/YBoiler.hs), the 3D rendering
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- [`Mandel`](code/04_Mandelbulb/Mandel.hs), the mandel function
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@ -122,21 +127,22 @@ With all associated functions:
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> -- And the shape function
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> initialWorld :: World
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> initialWorld = World {
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> angle = makePoint3D (0,1,0)
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> angle = makePoint3D (-30,0,0)
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> , position = makePoint3D (0,0,0)
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> , scale = 0.2
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> , scale = 0.8
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> , shape = shapeFunc
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> , box = Box3D { minPoint = makePoint3D (-2,-2,-2)
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> , maxPoint = makePoint3D (2,2,2)
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> , resolution = 0.2 }
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> }
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>
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> shapeFunc :: Function3D
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> shapeFunc x y =
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> shapeFunc :: Scalar -> Function3D
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> shapeFunc res x y =
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> let
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> z = findMaxOrdFor (ymandel x y) 0 1 20
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> in
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> if z < 0.000001
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> if and [ findMaxOrdFor (ymandel (x+xeps) (y+yeps)) 0 1 20 < 0.000001 |
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> val <- [res], xeps <- [-val,val], yeps<-[-val,val]]
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> then Nothing
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> else Just z
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>
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@ -211,13 +211,9 @@ yMainLoop winTitle
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displayCallback $= display worldRef
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-- Lights
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lighting $= Enabled
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ambient (Light 0) $= Color4 0.7 0.6 0.3 1
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diffuse (Light 0) $= Color4 1 1 1 1
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position (Light 0) $= Vertex4 0.5 0.5 0.3 1
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light (Light 0) $= Enabled
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ambient (Light 1) $= Color4 0.7 0.6 0.3 1
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diffuse (Light 1) $= Color4 1 1 1 1
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position (Light 1) $= Vertex4 (-0.5) (-0.5) (-0.3) 1
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ambient (Light 1) $= Color4 0.99 0.98 0.62 1
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diffuse (Light 1) $= Color4 0.99 0.98 0.62 1
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position (Light 1) $= Vertex4 0 0 1 0.1
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light (Light 1) $= Enabled
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-- We enter the main loop
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mainLoop
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@ -310,7 +306,6 @@ drawObject shape = do
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where
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trinorm = (getNormal tri)
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drawTriangles _ = return ()
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unityBox = makeBox (-2,-2,-2) (2,2,2) 0.05
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getNormal :: [Point3D] -> Point3D
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getNormal (p0:p1:p2:_) = (p1 - p0) * (p2 - p0)
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