160 lines
4.4 KiB
Haskell
160 lines
4.4 KiB
Haskell
--{-# LANGUAGE TupleSections #-}
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module Dodge.Room.Foreground
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where
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--import Dodge.Picture
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--import Dodge.Base
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import Picture
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import Geometry
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--import Geometry.Data
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import Geometry.Vector3D
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import Shape
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import Quaternion
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import Data.List
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import Data.Maybe
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highDiagonalMesh
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:: Point2
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-> Point2
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-> Float -- ^ width
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-> Float -- ^ vertical distance between lines
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-> Picture
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highDiagonalMesh pa pb w d = setDepth (-0.2) $ pictures $
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map (flip thickLine 3 . tflat2) (diagonalLinesRect pb pa w d (3*pi/4))
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++
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map (flip thickLine 3 . tflat2) (diagonalLinesRect pb pc (negate h) d (pi/4))
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where
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pc = pb +.+ w *.* normalizeV (vNormal (pb -.- pa))
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h = dist pa pb
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diagonalLinesRect
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:: Point2
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-> Point2
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-> Float -- ^ width
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-> Float -- ^ vertical distance between lines
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-> Float
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-> [(Point2,Point2)]
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diagonalLinesRect pa pb w d ang = zip lhsPoints $ map findDiPoint lhsPoints
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where
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xVec = negate w *.* vNormal (normalizeV $ pb -.- pa)
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diVec = rotateV ang xVec
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pax = pa +.+ xVec
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pbx = pb +.+ xVec
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lhsPoints = divideLineExact d (pa -.- yN) (pb +.+ yN)
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findDiPoint p = head . sortOn (dist p) $ catMaybes
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[intersectLineLine' p (p +.+ diVec) pax pbx
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,intersectSegLine pa pax p (p +.+ diVec)
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,intersectSegLine pb pbx p (p +.+ diVec)
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]
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yN = d * 0.5 *.* normalizeV (pa -.- pb)
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thinHighBar :: Float -> Point2 -> Point2 -> Shape
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thinHighBar = highBar 3
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thinHighBarChain :: Float -> [Point2] -> Shape
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thinHighBarChain h = foldMap (uncurry $ thinHighBar h) . loopPairs
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thickHighBar :: Float -> Point2 -> Point2 -> Shape
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thickHighBar = highBar 5
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highBar :: Float -> Float -> Point2 -> Point2 -> Shape
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highBar thickness h x y = translateSHz h $ colorSH orange $ upperPrismPoly thickness
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[x +.+ n, y +.+ n, y -.- n, x -.- n]
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where
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n = 0.5 * thickness *.* normalizeV (vNormal (y -.- x))
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highPipe :: Float -> Point2 -> Point2 -> Shape
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highPipe h x y = colorSH orange $ prismPoly
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(map (addZ (h + 5)) [x +.+ n2, y +.+ n2, y -.- n2, x -.- n2])
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(map (addZ h) [x +.+ n, y +.+ n, y -.- n, x -.- n] )
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where
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n2 = 1.25 *.* normalizeV (vNormal (y -.- x))
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n = 2.5 *.* normalizeV (vNormal (y -.- x))
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girderZ
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:: Float -- ^ height
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-> Float -- ^ distance between cross bars
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-> Float -- ^ width
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-> Point2 -> Point2 -> Shape
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girderZ h d w x y = colorSH red $ mconcat $
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[ thinHighBar h xt yt
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, thinHighBar h xb yb
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]
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<> zipWith (thinHighBar (h- 1)) ps qs
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where
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n = w *.* normalizeV (vNormal $ y -.- x)
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xb = x +.+ n
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yb = y +.+ n
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xt = x -.- n
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yt = y -.- n
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ps = divideLineExact d xb yb
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qs = tail $ divideLineExact d xt yt
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girderV
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:: Float -- ^ height
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-> Float -- ^ distance between cross bars
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-> Float -- ^ width
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-> Point2 -> Point2 -> Shape
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girderV h d w x y = colorSH red $ mconcat $
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[ thinHighBar h xt yt
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, thinHighBar h xb yb
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]
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<> zipWith (thinHighBar (h- 1)) ps qs
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where
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n = w *.* normalizeV (vNormal $ y -.- x)
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xb = x +.+ n
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yb = y +.+ n
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xt = x -.- n
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yt = y -.- n
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ps = evenDouble $ divideLineExact d xb yb
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qs = head qs' : evenDouble(tail qs')
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where
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qs' = divideLineExact d xt yt
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evenDouble (a:_:xs) = a:a:evenDouble xs
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evenDouble xs = xs
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girderCol
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:: Color
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-> Float -- ^ height
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-> Float -- ^ distance between cross bars
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-> Float -- ^ width
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-> Point2 -> Point2 -> Shape
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girderCol col h d w x y = colorSH col $ mconcat $
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[ thinHighBar h xt yt
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, thinHighBar h xb yb
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]
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<> zipWith (thinHighBar (h- 1)) ps qs
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where
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n = w *.* normalizeV (vNormal $ y -.- x)
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xb = x +.+ n
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yb = y +.+ n
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xt = x -.- n
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yt = y -.- n
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ps = divideLineExact d xb yb
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qs = divideLineExact d xt yt
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girder
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:: Float -- ^ height
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-> Float -- ^ distance between cross bars
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-> Float -- ^ width
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-> Point2 -> Point2 -> Shape
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girder = girderCol orange
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robotArm :: Shape
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robotArm = undefined
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pipePP :: Float -> Point3 -> Point3 -> Shape
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pipePP w a b = prismPoly
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(map ((+.+.+ a) . rotateToZ z1 . addZ 0) $ polyCirc 4 w)
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(map ((+.+.+ b) . rotateToZ z1 . addZ 0) $ polyCirc 4 w)
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where
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z1 = b -.-.- a
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tankTopPipe :: Shape
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tankTopPipe = colorSH orange $
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upperPrismPoly 31 (polyCirc 4 20)
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<> prismPoly
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(map (addZ 41) $ polyCirc 4 5)
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(map (addZ 31) $ polyCirc 4 20)
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-- <> pipePP 5 (V3 0 0 51) (V3 0 0 41)
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