58 lines
1.6 KiB
Haskell
58 lines
1.6 KiB
Haskell
{- |
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Compound, universal pictures.
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Creates uniform sizes and commands for the Dodge modules. -}
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module Dodge.Picture
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where
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import Geometry
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import Geometry.Vector3D
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import Geometry.Data
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import Picture
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-- {- |
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-- Current thickness: 2 -}
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-- thickLine :: [Point2] -> Picture
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-- thickLine = lineOfThickness 2
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{- |
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Current thickness: 3 -}
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vThickLine :: [Point2] -> Picture
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vThickLine = lineOfThickness 3
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{- |
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Current thickness: 6 -}
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vvThickLine :: [Point2] -> Picture
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vvThickLine = lineOfThickness 6
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-- shit this is ugly
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lineOfThickness :: Float -> [Point2] -> Picture
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lineOfThickness t = pictures . f
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where
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f (x:y:ys)
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| x == y = f (x:ys)
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| otherwise = polygon [x +.+ n x y, x -.- n x y, y -.- n x y, y +.+ n x y] : f (y:ys)
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f _ = []
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n a b = (t*0.5) *.* errorNormalizeV 42 (vNormal (a -.- b))
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wedgeOfThickness :: Float -> Point2 -> Point2 -> Picture
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wedgeOfThickness t x y
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| x == y = blank
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| otherwise = pictures
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[uncurry translate x $ circleSolid (0.5*t)
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,polygon [x +.+ n x y, x -.- n x y, y]
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]
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where
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n a b = (t*0.5) *.* errorNormalizeV 4200 (vNormal (a -.- b))
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verticalPipe :: Float -> Color -> Point2 -> Float -> Float -> Picture
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verticalPipe w col (xx,xy) za zb = pictures $ map (poly3Col . f) ps
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where
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x = (xx,xy,0)
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xs = map (\(a,b) -> x +.+.+ (a,b,za)) [(w,0),(0,w),(-w,0),(0,-w)]
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ps = zip xs (tail xs ++ [head xs])
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f (a,b) = map f' [a,b,g b,g a]
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g :: Point3 -> Point3
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g (a,b,_) = (a,b,zb)
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f' a = (a,col)
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expandLine :: Point3 -> Point3 -> Point3 -> [Point3]
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expandLine v x y = [x -.-.- v, y -.-.- v, y +.+.+ v, x +.+.+ v]
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