From d9478e4883fcc5b4e7a4e90faa12a1ceb5a3df52 Mon Sep 17 00:00:00 2001
From: wmayer <wmayer@users.sourceforge.net>
Date: Sun, 8 Sep 2019 14:00:54 +0200
Subject: [PATCH] support Coin 3.1.3 with vec_traits<SbRotation>

---
 src/Gui/Utilities.h | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/src/Gui/Utilities.h b/src/Gui/Utilities.h
index ecae23a86d..8c900e78d9 100644
--- a/src/Gui/Utilities.h
+++ b/src/Gui/Utilities.h
@@ -70,7 +70,9 @@ struct vec_traits<SbRotation> {
     typedef float float_type;
     vec_traits(const vec_type& v) : v(v){}
     inline std::tuple<float_type,float_type,float_type,float_type> get() const {
-        return std::make_tuple(v[0], v[1], v[2], v[3]);
+        float_type q1,q2,q3,q4;
+        v.getValue(q1,q2,q3,q4);
+        return std::make_tuple(q1, q2, q3, q4);
     }
 private:
     const vec_type& v;