From 59cb364ebd7bff09a19f5f83104752a14f6a5177 Mon Sep 17 00:00:00 2001
From: exfalso <0slemi0@gmail.com>
Date: Fri, 7 Oct 2016 16:49:57 +0100
Subject: Redefine (#)

---
 packages/base/src/Internal/Matrix.hs | 35 +++++++++++++++++++----------------
 1 file changed, 19 insertions(+), 16 deletions(-)

(limited to 'packages/base/src/Internal/Matrix.hs')

diff --git a/packages/base/src/Internal/Matrix.hs b/packages/base/src/Internal/Matrix.hs
index c47c625..0135288 100644
--- a/packages/base/src/Internal/Matrix.hs
+++ b/packages/base/src/Internal/Matrix.hs
@@ -22,7 +22,7 @@ module Internal.Matrix where
 
 import Internal.Vector
 import Internal.Devel
-import Internal.Vectorized hiding ((#))
+import Internal.Vectorized hiding ((#), (#!))
 import Foreign.Marshal.Alloc ( free )
 import Foreign.Marshal.Array(newArray)
 import Foreign.Ptr ( Ptr )
@@ -110,15 +110,15 @@ fmat m
 
 -- C-Haskell matrix adapters
 {-# INLINE amatr #-}
-amatr :: Storable a => (CInt -> CInt -> Ptr a -> b) -> Matrix a -> b
-amatr f x = inlinePerformIO (unsafeWith (xdat x) (return . f r c))
+amatr :: Storable a => Matrix a -> (f -> IO r) -> (CInt -> CInt -> Ptr a -> f) -> IO r
+amatr x f g = unsafeWith (xdat x) (f . g r c)
   where
     r  = fi (rows x)
     c  = fi (cols x)
 
 {-# INLINE amat #-}
-amat :: Storable a => (CInt -> CInt -> CInt -> CInt -> Ptr a -> b) -> Matrix a -> b
-amat f x = inlinePerformIO (unsafeWith (xdat x) (return . f r c sr sc))
+amat :: Storable a => Matrix a -> (f -> IO r) -> (CInt -> CInt -> CInt -> CInt -> Ptr a -> f) -> IO r
+amat x f g = unsafeWith (xdat x) (f . g r c sr sc)
   where
     r  = fi (rows x)
     c  = fi (cols x)
@@ -135,10 +135,13 @@ instance Storable t => TransArray (Matrix t)
     applyRaw = amatr
     {-# INLINE applyRaw #-}
 
-infixl 1 #
+infixr 1 #
 a # b = apply a b
 {-# INLINE (#) #-}
 
+a #! b = a # b # id
+{-# INLINE (#!) #-}
+
 --------------------------------------------------------------------------------
 
 copy ord m = extractR ord m 0 (idxs[0,rows m-1]) 0 (idxs[0,cols m-1])
@@ -426,7 +429,8 @@ extractAux f ord m moder vr modec vc = do
     let nr = if moder == 0 then fromIntegral $ vr@>1 - vr@>0 + 1 else dim vr
         nc = if modec == 0 then fromIntegral $ vc@>1 - vc@>0 + 1 else dim vc
     r <- createMatrix ord nr nc
-    f moder modec # vr # vc # m # r  #|"extract"
+    (vr # vc # m #! r) (f moder modec)  #|"extract"
+
     return r
 
 type Extr x = CInt -> CInt -> CIdxs (CIdxs (OM x (OM x (IO CInt))))
@@ -440,7 +444,7 @@ foreign import ccall unsafe "extractL" c_extractL :: Extr Z
 
 ---------------------------------------------------------------
 
-setRectAux f i j m r = f (fi i) (fi j) # m # r #|"setRect"
+setRectAux f i j m r = (m #! r) (f (fi i) (fi j)) #|"setRect"
 
 type SetRect x = I -> I -> x ::> x::> Ok
 
@@ -455,7 +459,7 @@ foreign import ccall unsafe "setRectL" c_setRectL :: SetRect Z
 
 sortG f v = unsafePerformIO $ do
     r <- createVector (dim v)
-    f # v # r #|"sortG"
+    (v #! r) f #|"sortG"
     return r
 
 sortIdxD = sortG c_sort_indexD
@@ -482,7 +486,7 @@ foreign import ccall unsafe "sort_valuesL" c_sort_valL :: Z :> Z :> Ok
 
 compareG f u v = unsafePerformIO $ do
     r <- createVector (dim v)
-    f # u # v # r #|"compareG"
+    (u # v #! r) f #|"compareG"
     return r
 
 compareD = compareG c_compareD
@@ -499,7 +503,7 @@ foreign import ccall unsafe "compareL" c_compareL :: Z :> Z :> I :> Ok
 
 selectG f c u v w = unsafePerformIO $ do
     r <- createVector (dim v)
-    f # c # u # v # w # r #|"selectG"
+    (c # u # v # w #! r) f #|"selectG"
     return r
 
 selectD = selectG c_selectD
@@ -522,7 +526,7 @@ foreign import ccall unsafe "chooseL" c_selectL :: Sel Z
 
 remapG f i j m = unsafePerformIO $ do
     r <- createMatrix RowMajor (rows i) (cols i)
-    f # i # j # m # r #|"remapG"
+    (i # j # m #! r) f #|"remapG"
     return r
 
 remapD = remapG c_remapD
@@ -545,7 +549,7 @@ foreign import ccall unsafe "remapL" c_remapL :: Rem Z
 
 rowOpAux f c x i1 i2 j1 j2 m = do
     px <- newArray [x]
-    f (fi c) px (fi i1) (fi i2) (fi j1) (fi j2) # m #|"rowOp"
+    (m # id) (f (fi c) px (fi i1) (fi i2) (fi j1) (fi j2)) #|"rowOp"
     free px
 
 type RowOp x = CInt -> Ptr x -> CInt -> CInt -> CInt -> CInt -> x ::> Ok
@@ -561,7 +565,7 @@ foreign import ccall unsafe "rowop_mod_int64_t" c_rowOpML :: Z -> RowOp Z
 
 --------------------------------------------------------------------------------
 
-gemmg f v m1 m2 m3 = f # v # m1 # m2 # m3 #|"gemmg"
+gemmg f v m1 m2 m3 = (v # m1 # m2 #! m3) f #|"gemmg"
 
 type Tgemm x = x :> x ::> x ::> x ::> Ok
 
@@ -589,10 +593,9 @@ saveMatrix
 saveMatrix name format m = do
     cname   <- newCString name
     cformat <- newCString format
-    c_saveMatrix cname cformat # m #|"saveMatrix"
+    (m # id) (c_saveMatrix cname cformat) #|"saveMatrix"
     free cname
     free cformat
     return ()
 
 --------------------------------------------------------------------------------
-
-- 
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