portal: use const ref instead of mutable

acts-project · Aug 27, 2024 · cac7cf8 · cac7cf8
1 parent 68bad37
commit cac7cf8
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/Core/src/Geometry/Portal.cpp b/Core/src/Geometry/Portal.cpp
@@ -81,7 +81,7 @@ void Portal::setLink(const GeometryContext& gctx, Direction direction,
 
   auto& target =
       direction == Direction::AlongNormal ? m_alongNormal : m_oppositeNormal;
-  auto& other =
+  const auto& other =
       direction == Direction::AlongNormal ? m_oppositeNormal : m_alongNormal;
 
   // check if surfaces are identical