116 lines
4.3 KiB
Plaintext
116 lines
4.3 KiB
Plaintext
import Data.Graph
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import Data.Graph.Inductive.Basic
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import Data.Array
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import qualified Data.Array as A
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tabulate :: Bounds -> [Vertex] -> Table Int
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tabulate bnds vs = A.array bnds (zip vs [1..])
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--
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tabOrd :: Graph -> ([Tree Vertex] -> [Vertex]) -> Table Int
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tabOrd g ord = tabulate (bounds g) $ ord $ dff g
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--
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tree :: Graph -> [Edge]
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tree g = (concat (map flat ts))
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where
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ts = dff g
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flat (Node v ts) = [ (v,w) | Node w us <- ts] ++ concat (map flat ts)
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--
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treeG :: Graph -> [Edge]
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treeG = tree
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--
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back :: Graph -> Table Int -> [Edge]
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back g post = filter f $ edges g
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where f (v,w) = post ! v < post ! w
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--
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backG :: Graph -> [Edge]
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backG g = back g $ tabOrd g postorderF
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--
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cross :: Graph -> Table Int -> Table Int -> [Edge]
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cross g pre post = filter f $ edges g
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where f (v,w) = post ! v > post ! w && pre ! v > pre ! w
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--
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crossG :: Graph -> [Edge]
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crossG g = cross g (tabOrd g preorderF) (tabOrd g postorderF)
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--
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forward :: Graph -> Table Int -> [Edge]
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forward g pre = (filter f $ edges g) \\ tree g
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where f (v,w) = pre ! v < pre ! w
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--
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forwardG :: Graph -> [Edge]
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forwardG g = forward g $ tabOrd g preorderF
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--
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-- basically only used for Edge -> Pattern Int as input for scale
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pairfastcat :: (a, a) -> Pattern a
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pairfastcat = (\(u,v) -> fastcat $ pure <$> [u,v])
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--
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nodeEdgePairs :: Graph -> [(Vertex,[Edge])]
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nodeEdgePairs g = map (\u -> (u,[(u,v)| v <- g ! u])) $ preorderF $ dff g
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--
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instrument :: Graph -> Edge -> [Char]
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instrument g e
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| p treeG = "clubkick"
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| p forwardG = "superpwm"
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| p backG = "casio"
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| p crossG = "amencutup"
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| otherwise = "sn" -- edge is (x,x)
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where p f = e `elem` (f g)
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--
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-- complete graph
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k n = buildG (1,n) [(u,v)|u <- [1..n],v <- [1..n]]
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-- path
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p n = buildG (1,n) [(u,u+1)|u <- [1..n-1]]
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-- reversed path TODO function to reverse all edges for arbitary graphs
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p' n = buildG (1,n) [(u+1,u)|u <- [1..n-1]]
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-- TODO Tiefe
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-- TODO Wurzel betonen
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-- TODO Blätter betonen?
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g1 = buildG (0,6) [(1,5),(1,2),(1,3),(2,4),(3,6),(4,2),(4,3),(5,1),(5,2),(5,6),(6,0),(0,6)]
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g2 = buildG (0,6) $ id <$> [(0,1),(1,2),(2,3),(3,4),(4,5),(5,6),(2,1)]
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t1 = buildG (1,15) [(1,4),(1,12),(4,2),(4,6),(2,8),(2,3),(6,5),(6,7),(12,10),(12,14),(10,9),(10,11),(14,13),(14,15)]
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--
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nubbeKG = buildG (0,89) [(0,1),(0,2),(0,3),(0,4),(0,5),(0,6),(0,52),(0,53),(0,54),(1,68),(1,69),(1,70),(2,71),(2,72),(2,73),(2,74),(3,75),(3,76),(3,77),(3,78),(3,79),(3,80),(3,81),(3,82),(3,83),(3,84),(3,85),(3,86),(3,87),(3,88),(3,89),(4,7),(4,8),(4,9),(4,10),(4,11),(4,12),(4,13),(4,14),(4,15),(5,60),(5,61),(5,62),(5,63),(5,64),(5,65),(5,66),(5,67),(6,55),(6,56),(6,57),(6,58),(6,59),(7,16),(7,17),(7,18),(7,19),(8,48),(8,49),(8,50),(8,51),(9,44),(9,45),(9,46),(9,47),(10,40),(10,41),(10,42),(10,43),(11,36),(11,37),(11,38),(11,39),(12,32),(12,33),(12,34),(12,35),(13,28),(13,29),(13,30),(13,31),(14,24),(14,25),(14,26),(14,27),(15,20),(15,21),(15,22),(15,23)]
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let edgePattern g e = (n $ pure $ toEnum $ (snd e) `mod` 31) # (s $ pure $ instrument g e)
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# gain 1
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vertexPattern g v = (scale "ritusen" $ pure $ toEnum $ (v `mod` 31) - 10) # s "supersquare"
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# rate 0.1
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# resonance 0.2
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# end 0.2
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# gain 0.8
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-- p g = (\(x,y) -> fastcat $ concat $ transpose [(vertexPattern g x):(replicate (length y - 1) (s "~")), (edgePattern g) <$> y]) <$> (nodeEdgePairs2 g 1)
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p g = map (\(x,y) -> fastcat [vertexPattern g x, cat $ map (edgePattern g) y]) $ nodeEdgePairs g
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p' = p g
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g = k 10
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in d1 $ id
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$ qtrigger -- restart at the beginning of the preorder
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$ fast 4.0 -- depends on maximum degree
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$ ghost
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$ cat p'
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# size "[0.8|0]"
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# room "[0.7|0]"
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# lpf "[1000|1500|2000]"
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# pan (randcat [-0.5,-0.3,-0.1,0,0.1,0.3,0.5])
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-- # delay "[0|0.2|0.3|0.4|0.5|0.6|0.7|0.8|0.9|1]"
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-- # delayfb 0.3
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hush
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-- testing stuff
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d1 $ qtrigger $ fast 2 $ s "<numbers:1 clubkick:4 ~ rave:2 numbers:2 rave:4 ~ casio:2>" # end 0.2
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d1 $ timeCat [(1,s "alphabet*4"), (4, fastcat [s "sn", s "bd", s "sn" , s "bd"])]
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d1 $ fast 4 $ innerJoin $ fromList $ replicate 5 (cat [s "<alphabet ~ ~ ~>", cat [s "sn", s "jvbass", s "superpiano:0" , s "clubkick"]])
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d1 $ fast 2 $ cat [s "<alphabet ~ ~ ~>", cat [s "sn", s "jvbass", s "superpiano:0" , s "clubkick"]]
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let g = k 2 in (\(x,y) -> (x, (instrument g) <$> y)) <$> (nodeEdgePairs $ g)
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