-- You must have lp_solve installed in order for this to work.
--
-module GArrowTikZ (tikz)
+module GArrowTikZ (tikz,Opaque(..),toTikZ,tikz_header,tikz_footer,skelify',skelify'')
where
import System.Process
import Prelude hiding ( id, (.), lookup )
import Control.Category
import Control.Monad.State
-import GHC.HetMet.GArrow
+import Control.GArrow
import Data.List hiding (lookup, insert)
import Data.Map hiding (map, (!))
import Data.Maybe (catMaybes)
import GArrowPortShape
import GHC.HetMet.Private
+skelify' :: (forall g . (GArrowCopy g (,) (), GArrowDrop g (,) (), GArrowSwap g (,) (), GArrowLoop g (,) ()) => g x y) ->
+ GArrowSkeleton Opaque x y
+skelify' = \g -> g
+
+skelify'' :: GArrowSkeleton Opaque x y -> GArrowSkeleton Opaque x y
+skelify'' = \g -> g
+
------------------------------------------------------------------------------
-- Tracks
lowermost (TT x y) = lowermost y
+class ToDiagram g where
+ toDiagram :: GArrowPortShape g () x y -> ConstraintM Diagram
+
+instance (Detect m, ToDiagram m) => ToDiagram (GArrowSkeleton m) where
+ toDiagram s = mkdiag s
+
+data Opaque x y where
+ MkOpaque :: String -> DetectM (GArrowPortShape Opaque UVar x y) -> Opaque x y
+
+instance Detect Opaque where
+ detect' (MkOpaque _ dm) = dm
+
+instance ToDiagram Opaque where
+ toDiagram (GASPortPassthrough inp outp (MkOpaque s _)) =
+ do { (top, x ,bot) <- alloc inp
+ ; (_, y ,_) <- alloc outp
+ --; constrainEq x y
+ ; simpleDiag'' s top x y bot [] "black" }
+ toDiagram q = mkdiag q
+
+-- do (top, x ,bot) <- alloc inp
+-- simpleDiag' s top x x bot [(x,x)] "gray!50"
------------------------------------------------------------------------------
-- | A Diagram is the visual representation of a GArrowSkeleton
data Diagram
= DiagramComp Diagram Diagram
- | DiagramBox TrackIdentifier Tracks BoxRenderer Tracks TrackIdentifier
+ | DiagramBox Float TrackIdentifier Tracks BoxRenderer Tracks TrackIdentifier
| DiagramBypassTop Tracks Diagram
| DiagramBypassBot Diagram Tracks
| DiagramLoopTop Tracks Diagram
-- | get the output tracks of a diagram
getOut :: Diagram -> Tracks
getOut (DiagramComp f g) = getOut g
-getOut (DiagramBox ptop pin q pout pbot) = pout
+getOut (DiagramBox wid ptop pin q pout pbot) = pout
getOut (DiagramBypassTop p f) = TT p (getOut f)
getOut (DiagramBypassBot f p) = TT (getOut f) p
getOut (DiagramLoopTop t d) = case getOut d of { TT z y -> y ; _ -> error "DiagramLoopTop: mismatch" }
-- | get the input tracks of a diagram
getIn :: Diagram -> Tracks
getIn (DiagramComp f g) = getIn f
-getIn (DiagramBox ptop pin q pout pbot) = pin
+getIn (DiagramBox wid ptop pin q pout pbot) = pin
getIn (DiagramBypassTop p f) = TT p (getIn f)
getIn (DiagramBypassBot f p) = TT (getIn f) p
getIn (DiagramLoopTop t d) = case getIn d of { TT z x -> x ; _ -> error "DiagramLoopTop: mismatch" }
Float -> -- x2
Float -> -- y2
String -- TikZ code
-
-
+noRender :: BoxRenderer
+noRender _ _ _ _ _ = ""
; return (T t)
}
-mkdiag :: GArrowPortShape m () a b -> ConstraintM Diagram
-mkdiag (GASPortPassthrough inp outp m) = error "not supported"
+mkdiag :: ToDiagram m => GArrowPortShape m () a b -> ConstraintM Diagram
+mkdiag (GASPortPassthrough inp outp m) = toDiagram (GASPortPassthrough inp outp m)
mkdiag (GASPortShapeWrapper inp outp x) = mkdiag' x
where
- mkdiag' :: GArrowSkeleton (GArrowPortShape m ()) a b -> ConstraintM Diagram
+ mkdiag' :: ToDiagram m => GArrowSkeleton (GArrowPortShape m ()) a b -> ConstraintM Diagram
mkdiag' (GAS_comp f g) = do { f' <- mkdiag' f; g' <- mkdiag' g
; constrainEq (getOut f') (getIn g') ; return $ DiagramComp f' g' }
; return $ DiagramBypassBot f' x }
mkdiag' (GAS_second f) = do { (top,(TT x _),bot) <- alloc inp; f' <- mkdiag' f ; constrainTop (lowermost x) 1 f'
; return $ DiagramBypassTop x f' }
- mkdiag' (GAS_id ) = do { (top, x ,bot) <- alloc inp ; simpleDiag "id" top x x bot [(x,x)] }
+ mkdiag' (GAS_id ) = do { (top, x ,bot) <- alloc inp ; simpleDiag' "id" top x x bot [(x,x)] "gray!50" }
mkdiag' GAS_cancell = do { (top,(TT x y),bot) <- alloc inp
; let r tp x1 y1 x2 y2 = drawBox x1 y1 x2 y2 "gray!50" "cancell" ++
drawWires tp x1 y x2 y "black" ++
drawLine x1 (tp!lowermost x) ((x1+x2)/2) (tp!uppermost y) "gray!50" "dashed"
- ; return $ DiagramBox top (TT x y) r y bot }
+ ; return $ DiagramBox 2.4 top (TT x y) r y bot }
mkdiag' GAS_cancelr = do { (top,(TT x y),bot) <- alloc inp
; let r tp x1 y1 x2 y2 = drawBox x1 y1 x2 y2 "gray!50" "cancelr" ++
drawWires tp x1 x x2 x "black" ++
drawLine x1 (tp!uppermost y) ((x1+x2)/2) (tp!lowermost x) "gray!50" "dashed"
- ; return $ DiagramBox top (TT x y) r x bot }
+ ; return $ DiagramBox 2.4 top (TT x y) r x bot }
mkdiag' GAS_uncancell = do { (top,(TT x y),bot) <- alloc outp
; let r tp x1 y1 x2 y2 = drawBox x1 y1 x2 y2 "gray!50" "uncancell" ++
drawWires tp x1 y x2 y "black" ++
drawLine ((x1+x2)/2) (tp!uppermost y) x2 (tp!lowermost x) "gray!50" "dashed"
- ; return $ DiagramBox top y r (TT x y) bot }
+ ; return $ DiagramBox 2.8 top y r (TT x y) bot }
mkdiag' GAS_uncancelr = do { (top,(TT x y),bot) <- alloc outp
; let r tp x1 y1 x2 y2 = drawBox x1 y1 x2 y2 "gray!50" "uncancelr" ++
drawWires tp x1 x x2 x "black" ++
drawLine ((x1+x2)/2) (tp!lowermost x) x2 (tp!uppermost y) "gray!50" "dashed"
- ; return $ DiagramBox top x r (TT x y) bot }
- mkdiag' GAS_drop = do { (top, x ,bot) <- alloc inp ; simpleDiag "drop" top x x bot [] }
- mkdiag' (GAS_const i) = do { (top, x ,bot) <- alloc inp
+ ; return $ DiagramBox 2.8 top x r (TT x y) bot }
+ mkdiag' GAS_drop = do { (top, x ,bot) <- alloc inp
; (_, y ,_) <- alloc outp
; constrainEq x y
- ; simpleDiag ("const " ++ show i) top x y bot [] }
+ ; simpleDiag "drop" top x y bot [] }
mkdiag' GAS_copy = do { (top,(TT y z),bot) <- alloc outp
; (_ , x ,_) <- alloc inp
; constrainEqualSpace (lowermost y) (uppermost x) (lowermost x) (uppermost z)
drawWires tp x1 x ((x1+x2)/2) x "black" ++
drawWires tp ((x1+x2)/2) x x2 y "black" ++
drawWires tp ((x1+x2)/2) x x2 z "black"
- ; return $ DiagramBox top x r (TT y z) bot
+ ; return $ DiagramBox defaultWidth top x r (TT y z) bot
}
- mkdiag' GAS_merge = do { (top,(TT x y),bot) <- alloc inp
- ; simpleDiag "times" top (TT x y) x bot [] }
mkdiag' GAS_swap = do { (top,(TT x y),bot) <- alloc inp
; (top,(TT x' y'),bot) <- alloc outp
; constrainEq (T (lowermost x)) (T (lowermost x'))
drawWires tp x1 x x2 x "black" ++
drawWires tp x1 y x2 y "black" ++
drawWires tp x1 z x2 z "black"
- ; return $ DiagramBox top (TT (TT x y) z) r (TT x (TT y z)) bot
+ ; let pin = (TT (TT x y) z)
+ ; let pout = (TT x (TT y z))
+ ; return $ if draw_assoc then DiagramBox defaultWidth top pin r pout bot else DiagramBox 0 top pin noRender pout bot
}
mkdiag' GAS_unassoc =
do { (top,(TT x (TT y z)),bot) <- alloc inp
drawWires tp x1 x x2 x "black" ++
drawWires tp x1 y x2 y "black" ++
drawWires tp x1 z x2 z "black"
- ; return $ DiagramBox top (TT x (TT y z)) r (TT (TT x y) z) bot
+ ; let pin = (TT x (TT y z))
+ ; let pout = (TT (TT x y) z)
+ ; return $ if draw_assoc then DiagramBox defaultWidth top pin r pout bot else DiagramBox 0 top pin noRender pout bot
}
mkdiag' (GAS_loopl f) = do { f' <- mkdiag' f
; l <- allocLoop (case (getIn f') of (TT z _) -> z ; _ -> error "GAS_loopl: mismatch")
; return $ DiagramLoopBot f' l }
mkdiag' (GAS_misc f ) = mkdiag f
- diagramBox :: TrackIdentifier -> Tracks -> BoxRenderer -> Tracks -> TrackIdentifier -> ConstraintM Diagram
- diagramBox ptop pin r pout pbot = do { constrain ptop LT (uppermost pin) (-1)
+defaultWidth = 2
+
+diagramBox :: TrackIdentifier -> Tracks -> BoxRenderer -> Tracks -> TrackIdentifier -> ConstraintM Diagram
+diagramBox ptop pin r pout pbot = do { constrain ptop LT (uppermost pin) (-1)
; constrain pbot GT (lowermost pin) 1
; constrain ptop LT (uppermost pout) (-1)
; constrain pbot GT (lowermost pout) 1
; constrain ptop LT pbot (-1)
- ; return $ DiagramBox ptop pin r pout pbot
+ ; return $ DiagramBox defaultWidth ptop pin r pout pbot
}
- simpleDiag text ptop pin pout pbot conn = simpleDiag' text ptop pin pout pbot conn "black"
- simpleDiag' text ptop pin pout pbot conn color = diagramBox ptop pin defren pout pbot
+simpleDiag text ptop pin pout pbot conn = simpleDiag' text ptop pin pout pbot conn "black"
+simpleDiag' text ptop pin pout pbot conn color = diagramBox ptop pin defren pout pbot
where
defren tp x1 y1 x2 y2 = drawBox x1 y1 x2 y2 color text ++
concat (map (\(x,y) -> drawWires tp x1 x x2 y "black") conn)
-- ++ wires (x-1) p1 x "green"
-- ++ wires (x+w) p2 (x+w+1) "red"
+simpleDiag'' text ptop pin pout pbot conn color = diagramBox ptop pin defren pout pbot
+ where
+ defren tp x1 y1 x2 y2 = drawBoxC x1 y1 x2 y2 color text ++
+ concat (map (\(x,y) -> drawWires tp x1 x x2 y "black") conn)
+ -- ++ wires (x-1) p1 x "green"
+ -- ++ wires (x+w) p2 (x+w+1) "red"
+
+draw_assoc = False
+draw_first_second = False
+--draw_assoc = True
+--draw_first_second = True
-- constrain that Ports is at least Int units above the topmost portion of Diagram
constrainTop :: TrackIdentifier -> Float -> Diagram -> ConstraintM ()
constrainTop v i (DiagramComp d1 d2) = do { constrainTop v i d1 ; constrainTop v i d2 ; return () }
constrainTop v i (DiagramBypassTop p d) = constrain v LT (uppermost p) (-1 * i)
constrainTop v i (DiagramBypassBot d p) = constrainTop v (i+1) d
-constrainTop v i (DiagramBox ptop pin r pout pbot) = constrain v LT ptop (-1 * i)
+constrainTop v i (DiagramBox wid ptop pin r pout pbot) = constrain v LT ptop (-1 * i)
constrainTop v i (DiagramLoopTop p d) = constrain v LT (uppermost p) (-1 * i)
constrainTop v i (DiagramLoopBot d p) = constrainTop v (i+1) d
constrainBot (DiagramComp d1 d2) i v = do { constrainBot d1 i v ; constrainBot d2 i v ; return () }
constrainBot (DiagramBypassTop p d) i v = constrainBot d (i+1) v
constrainBot (DiagramBypassBot d p) i v = constrain v GT (lowermost p) 2
-constrainBot (DiagramBox ptop pin r pout pbot) i v = constrain v GT pbot i
+constrainBot (DiagramBox wid ptop pin r pout pbot) i v = constrain v GT pbot i
constrainBot (DiagramLoopTop p d) i v = constrainBot d (i+1) v
constrainBot (DiagramLoopBot d p) i v = constrain v GT (lowermost p) 2
-- | The width of a box is easy to calculate
width :: TrackPositions -> Diagram -> Float
width m (DiagramComp d1 d2) = (width m d1) + 1 + (width m d2)
-width m (DiagramBox ptop pin x pout pbot) = 2
-width m (DiagramBypassTop p d) = (width m d) + 2
-width m (DiagramBypassBot d p) = (width m d) + 2
+width m (DiagramBox wid ptop pin x pout pbot) = wid
+width m (DiagramBypassTop p d) = (width m d) + (if draw_first_second then 2 else 0)
+width m (DiagramBypassBot d p) = (width m d) + (if draw_first_second then 2 else 0)
width m (DiagramLoopTop p d) = (width m d) + 2 + 2 * (loopgap + (m ! lowermost p) - (m ! uppermost p))
width m (DiagramLoopBot d p) = (width m d) + 2 + 2 * (loopgap + (m ! lowermost p) - (m ! uppermost p))
++ wires' (x+width m d1) (getOut d1) (x+width m d1+0.5) "black" "->"
++ wires' (x+width m d1+0.5) (getOut d1) (x+width m d1+1) "black" "-"
++ tikZ' d2 (x + width m d1 + 1)
- tikZ' d'@(DiagramBypassTop p d) x = let top = getTop d' in
+ tikZ' d'@(DiagramBypassTop p d) x = if not draw_first_second
+ then drawWires m x p (x+width m d) p "black" ++ tikZ' d x
+ else
+ let top = getTop d' in
let bot = getBot d' in
drawBox x top (x+width m d') bot "gray!50" "second"
++ drawWires m x (getIn d) (x+1) (getIn d) "black"
++ tikZ' d (x+1)
++ drawWires m (x+1+width m d) (getOut d) (x+1+width m d+1) (getOut d) "black"
++ drawWires m x p (x+1+width m d+1) p "black"
- tikZ' d'@(DiagramBypassBot d p) x = let top = getTop d' in
+ tikZ' d'@(DiagramBypassBot d p) x = if not draw_first_second
+ then drawWires m x p (x+width m d) p "black" ++ tikZ' d x
+ else
+ let top = getTop d' in
let bot = getBot d' in
drawBox x top (x+width m d') bot "gray!50" "first"
++ drawWires m x (getIn d) (x+1) (getIn d) "black"
++ let rest = case getOut d of TT _ z -> z ; _ -> error "DiagramLoopTop: mismatch"
in drawWires m (x+1+gap+width m d) rest (x+width m d') rest "black"
tikZ' d'@(DiagramLoopBot d p) x_ = error "not implemented"
- tikZ' d@(DiagramBox ptop pin r pout pbot) x = r m x (m ! ptop) (x + width m d) (m ! pbot)
+ tikZ' d@(DiagramBox wid ptop pin r pout pbot) x = r m x (m ! ptop) (x + width m d) (m ! pbot)
wires x1 t x2 c = wires' x1 t x2 c "-"
getTop :: Diagram -> Float
getTop (DiagramComp d1 d2) = min (getTop d1) (getTop d2)
- getTop (DiagramBox ptop _ _ _ _) = m ! ptop
+ getTop (DiagramBox wid ptop _ _ _ _) = m ! ptop
getTop (DiagramBypassTop p d) = (m ! uppermost p) - 1
getTop (DiagramBypassBot d p) = getTop d - 1
getTop (DiagramLoopTop p d) = (m ! uppermost p) - 1
getBot :: Diagram -> Float
getBot (DiagramComp d1 d2) = max (getBot d1) (getBot d2)
- getBot (DiagramBox _ _ _ _ pbot) = m ! pbot
+ getBot (DiagramBox wid _ _ _ _ pbot) = m ! pbot
getBot (DiagramBypassTop p d) = getBot d + 1
getBot (DiagramBypassBot d p) = (m ! lowermost p) + 1
getBot (DiagramLoopTop p d) = getBot d + 1
do_lp_solve :: [Constraint] -> IO String
do_lp_solve c = do { let stdin = "min: x1;\n" ++ (foldl (++) "" (map show c)) ++ "\n"
- ; putStrLn stdin
+-- ; putStrLn stdin
; stdout <- readProcess "lp_solve" [] stdin
; return stdout
}
toTrackPos [] tr = 0 -- error $ "could not find track "++show tr
toTrackPos ((i,f):rest) tr = if (i==tr) then f else toTrackPos rest tr
-toTikZ :: GArrowSkeleton m a b -> IO String
+
+toTikZ :: (ToDiagram m, Detect m) => GArrowSkeleton m a b -> IO String
toTikZ g =
let cm = do { let g' = detectShape g
; g'' <- mkdiag g'
; return (t ++ drawWires m 0 (getIn d) 1 (getIn d) "black"
++ drawWires m (width m d+1) (getOut d) (width m d+2) (getOut d) "black")
}
-
-
-tikz ::
- (forall g .
- (Int -> PGArrow g (GArrowUnit g) Int) ->
- (forall b . PGArrow g (GArrowTensor g b b) b) ->
- PGArrow g b c)
- -> IO ()
-tikz x = tikz' $ optimize $ unG (x (\c -> PGArrowD { unG = GAS_const c }) (PGArrowD { unG = GAS_merge }))
-
-tikz' example
- = do putStrLn "\\documentclass{article}"
- putStrLn "\\usepackage[paperwidth=\\maxdimen,paperheight=\\maxdimen]{geometry}"
- putStrLn "\\usepackage{tikz}"
- putStrLn "\\usepackage{amsmath}"
- putStrLn "\\usepackage[tightpage,active]{preview}"
- putStrLn "\\begin{document}"
- putStrLn "\\setlength\\PreviewBorder{5pt}"
- putStrLn "\\begin{preview}"
- putStrLn $ "\\begin{tikzpicture}[every on chain/.style={join=by ->},yscale=-1]"
- tikz <- toTikZ example
- putStrLn tikz
- putStrLn "\\end{tikzpicture}"
- putStrLn "\\end{preview}"
- --putStrLn "\\pagebreak"
- --putStrLn "\\begin{align*}"
- --putStr (toTikZ' example)
- --putStrLn "\\end{align*}"
- putStrLn "\\end{document}"
+
+tikz_header =
+ "\\documentclass{article}\n" ++
+ "\\usepackage[paperwidth=\\maxdimen,paperheight=\\maxdimen]{geometry}\n" ++
+ "\\usepackage{tikz}\n" ++
+ "\\usepackage{amsmath}\n" ++
+ "\\usepackage[tightpage,active]{preview}\n" ++
+ "\\begin{document}\n" ++
+ "\\setlength\\PreviewBorder{5pt}\n" ++
+ "\\begin{preview}\n" ++
+ "\\begin{tikzpicture}[every on chain/.style={join=by ->},yscale=-1]\n"
+
+tikz_footer =
+ "\\end{tikzpicture}\n" ++
+ "\\end{preview}\n" ++
+ "\\end{document}\n"
+
+tikz example =
+ do putStrLn tikz_header
+ tikz <- toTikZ example
+ putStrLn tikz
+ putStrLn tikz_footer
-- Random TikZ routines
textc x y text color =
" ("++show (x1*xscale)++","++show (y1*yscale)++") rectangle ("++
show (x2*xscale)++","++show (y2*yscale)++");\n"
+drawBoxC x1 y1 x2 y2 color text =
+ "\\node[anchor=center] at ("++show ((x1+x2)*xscale/2)++"cm,"++show ((y1+y2)*yscale/2)++"cm) "++
+ "{{\\tt{"++text++"}}};\n"
+ ++
+ "\\path[draw,color="++color++"]"++
+ " ("++show (x1*xscale)++","++show (y1*yscale)++") rectangle ("++
+ show (x2*xscale)++","++show (y2*yscale)++");\n"
+
drawLine x1 y1 x2 y2 color style =
"\\path[draw,color="++color++","++style++"] "++
"("++show (x1*xscale)++","++show (y1*yscale)++") -- " ++