diff options
Diffstat (limited to 'src/Data/Array/Nested/Shaped.hs')
| -rw-r--r-- | src/Data/Array/Nested/Shaped.hs | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/src/Data/Array/Nested/Shaped.hs b/src/Data/Array/Nested/Shaped.hs index 075549d..99ad590 100644 --- a/src/Data/Array/Nested/Shaped.hs +++ b/src/Data/Array/Nested/Shaped.hs @@ -72,10 +72,13 @@ sindexPartial sarr@(Shaped arr) idx = sgenerate :: forall sh a. KnownElt a => ShS sh -> (IIxS sh -> a) -> Shaped sh a sgenerate sh f = Shaped (mgenerate (shxFromShS sh) (f . ixsFromIxX sh)) +-- | See 'mgeneratePrim'. {-# INLINE sgeneratePrim #-} sgeneratePrim :: forall sh a i. (PrimElt a, Num i) => ShS sh -> (IxS sh i -> a) -> Shaped sh a -sgeneratePrim sh f = Shaped (mgeneratePrim (shxFromShS sh) (f . ixsFromIxX sh)) +sgeneratePrim sh f = + let g i = f (ixsFromLinear sh i) + in sfromVector sh $ VS.generate (shsSize sh) g -- | See the documentation of 'mlift'. slift :: forall sh1 sh2 a. Elt a |