From 1f70e62fc7e5bc2e535740757195a3b44a2ef139 Mon Sep 17 00:00:00 2001
From: Joachim Schoeberl <joachim.schoeberl@tuwien.ac.at>
Date: Sun, 5 Jan 2025 15:42:58 +0100
Subject: [PATCH] int - PointIndex conversion

---
 libsrc/interface/nginterface.cpp | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/libsrc/interface/nginterface.cpp b/libsrc/interface/nginterface.cpp
index 8945c970..3db2fa1c 100644
--- a/libsrc/interface/nginterface.cpp
+++ b/libsrc/interface/nginterface.cpp
@@ -1606,7 +1606,10 @@ void Ng_GetEdge_Vertices (int ednr, int * vert)
 {
   const MeshTopology & topology = mesh->GetTopology();
   // topology.GetEdgeVertices (ednr, vert[0], vert[1]);
-  tie(vert[0], vert[1]) = topology.GetEdgeVertices(ednr-1);
+  // tie(vert[0], vert[1]) = topology.GetEdgeVertices(ednr-1);
+  auto [v1,v2] = topology.GetEdgeVertices(ednr-1);
+  vert[0] = v1-IndexBASE<PointIndex>()+1;
+  vert[1] = v2-IndexBASE<PointIndex>()+1;
 }