From c9e46a9ff7cfe50d724a853162c1271b817fdde5 Mon Sep 17 00:00:00 2001
From: Toshiki Teramura <toshiki.teramura@gmail.com>
Date: Fri, 28 Jun 2019 14:24:28 +0900
Subject: [PATCH 1/2] as_view

---
 fftw/src/array.rs | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/fftw/src/array.rs b/fftw/src/array.rs
index 3c3bfc5c..70c2b625 100644
--- a/fftw/src/array.rs
+++ b/fftw/src/array.rs
@@ -2,6 +2,7 @@
 
 use crate::types::*;
 use ffi;
+use ndarray::*;
 
 use num_traits::Zero;
 use std::ops::{Deref, DerefMut};
@@ -55,6 +56,14 @@ impl<T> AlignedVec<T> {
     pub fn as_slice_mut(&mut self) -> &mut [T] {
         unsafe { from_raw_parts_mut(self.data, self.n) }
     }
+
+    pub fn as_view<D, Shape>(&self, shape: Shape) -> Result<ArrayView<T, D>, ShapeError>
+    where
+        D: Dimension,
+        Shape: Into<StrideShape<D>>,
+    {
+        ArrayView::from_shape(shape, self.as_slice())
+    }
 }
 
 impl<T> Deref for AlignedVec<T> {

From 4f803b8bd38712aa25228c701c0ba316182b652a Mon Sep 17 00:00:00 2001
From: Toshiki Teramura <toshiki.teramura@gmail.com>
Date: Fri, 28 Jun 2019 14:38:29 +0900
Subject: [PATCH 2/2] as_view_mut

---
 fftw/src/array.rs | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/fftw/src/array.rs b/fftw/src/array.rs
index 70c2b625..745a1fbe 100644
--- a/fftw/src/array.rs
+++ b/fftw/src/array.rs
@@ -64,6 +64,14 @@ impl<T> AlignedVec<T> {
     {
         ArrayView::from_shape(shape, self.as_slice())
     }
+
+    pub fn as_view_mut<D, Shape>(&mut self, shape: Shape) -> Result<ArrayViewMut<T, D>, ShapeError>
+    where
+        D: Dimension,
+        Shape: Into<StrideShape<D>>,
+    {
+        ArrayViewMut::from_shape(shape, self.as_slice_mut())
+    }
 }
 
 impl<T> Deref for AlignedVec<T> {