From e1c805e76f0a02d499a78c52732764cceddb7354 Mon Sep 17 00:00:00 2001
From: Seth Alves <seth.alves@gmail.com>
Date: Thu, 11 May 2017 17:02:00 -0700
Subject: [PATCH] lock in Overlays::findRayIntersectionInternal

---
 interface/src/ui/overlays/Overlays.cpp | 1 +
 1 file changed, 1 insertion(+)

diff --git a/interface/src/ui/overlays/Overlays.cpp b/interface/src/ui/overlays/Overlays.cpp
index 61a283b88c..4970112405 100644
--- a/interface/src/ui/overlays/Overlays.cpp
+++ b/interface/src/ui/overlays/Overlays.cpp
@@ -408,6 +408,7 @@ RayToOverlayIntersectionResult Overlays::findRayIntersectionInternal(const PickR
                                                                      const QVector<OverlayID>& overlaysToInclude,
                                                                      const QVector<OverlayID>& overlaysToDiscard,
                                                                      bool visibleOnly, bool collidableOnly) {
+    QReadLocker lock(&_lock);
     float bestDistance = std::numeric_limits<float>::max();
     bool bestIsFront = false;