From e290c8f820818b1b181860d3dd4d8ef9cd10241a Mon Sep 17 00:00:00 2001
From: vhinger <viktoria.hinger@psi.ch>
Date: Mon, 13 Oct 2025 20:06:16 +0200
Subject: [PATCH] add stride-aware constructor for NDView

---
 include/aare/NDView.hpp | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/include/aare/NDView.hpp b/include/aare/NDView.hpp
index 0aa4f78..98d7224 100644
--- a/include/aare/NDView.hpp
+++ b/include/aare/NDView.hpp
@@ -93,6 +93,12 @@ class NDView : public ArrayExpr<NDView<T, Ndim>, Ndim> {
         : buffer_(buffer), strides_(c_strides<Ndim>(shape)), shape_(shape),
           size_(std::accumulate(std::begin(shape), std::end(shape), 1,
                                 std::multiplies<>())) {}
+
+    // stride-aware constructor
+    NDView(T* buffer, std::array<ssize_t, Ndim> shape, std::array<ssize_t, Ndim> strides)
+        : buffer_(buffer), shape_(shape), strides_(strides),
+          size_(std::accumulate(std::begin(shape), std::end(shape), 1,
+                                std::multiplies<>())) {}
                    
     template <typename... Ix>
     std::enable_if_t<sizeof...(Ix) == Ndim, T &> operator()(Ix... index) {