From 80c828389a8d6eb00e4c6dac1a3dc7a14de854e9 Mon Sep 17 00:00:00 2001
From: Logan Harbour <loganhharbour@gmail.com>
Date: Mon, 8 Jun 2026 14:56:36 -0600
Subject: [PATCH] Use non-deprecated methods for getting libMesh node points

---
 src/mesh.cpp | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/mesh.cpp b/src/mesh.cpp
index 5ab7ac3988b..181af846694 100644
--- a/src/mesh.cpp
+++ b/src/mesh.cpp
@@ -3670,7 +3670,7 @@ Position LibMesh::sample_element(int32_t bin, uint64_t* seed) const
   // Get tet vertex coordinates from LibMesh
   std::array<Position, 4> tet_verts;
   for (int i = 0; i < elem.n_nodes(); i++) {
-    auto node_ref = elem.node_ref(i);
+    const auto& node_ref = elem.node_ref(i);
     tet_verts[i] = {node_ref(0), node_ref(1), node_ref(2)};
   }
   // Samples position within tet using Barycentric coordinates
@@ -3700,7 +3700,7 @@ int LibMesh::n_vertices() const
 
 Position LibMesh::vertex(int vertex_id) const
 {
-  const auto node_ref = m_->node_ref(vertex_id);
+  const auto& node_ref = m_->node_ref(vertex_id);
   if (length_multiplier_ > 0.0) {
     return length_multiplier_ * Position(node_ref(0), node_ref(1), node_ref(2));
   } else {