From b849a2e73cd1a85f117d95c3101ee8098a30cf27 Mon Sep 17 00:00:00 2001
From: Lukas Matena <lukasmatena@seznam.cz>
Date: Thu, 5 Mar 2020 12:00:23 +0100
Subject: [PATCH] Added a missing include

---
 src/slic3r/GUI/Mouse3DController.hpp | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/slic3r/GUI/Mouse3DController.hpp b/src/slic3r/GUI/Mouse3DController.hpp
index 99c5511a51c..5d6b5ba8cf2 100644
--- a/src/slic3r/GUI/Mouse3DController.hpp
+++ b/src/slic3r/GUI/Mouse3DController.hpp
@@ -12,6 +12,7 @@
 #include <thread>
 #include <vector>
 #include <chrono>
+#include <condition_variable>
 
 #include <tbb/mutex.h>