From c9df6e5cf819acc4a03dc0d4e73d08856e5fb457 Mon Sep 17 00:00:00 2001
From: bubnikv <bubnikv@gmail.com>
Date: Wed, 4 Mar 2020 11:55:47 +0100
Subject: [PATCH] Disabled the 3DConnexion mouse scroll wheel spurious events
 filtering on other platforms than Windows.

---
 src/slic3r/GUI/GLCanvas3D.cpp | 7 ++++---
 1 file changed, 4 insertions(+), 3 deletions(-)

diff --git a/src/slic3r/GUI/GLCanvas3D.cpp b/src/slic3r/GUI/GLCanvas3D.cpp
index 6b7c02e54..540f82b4c 100644
--- a/src/slic3r/GUI/GLCanvas3D.cpp
+++ b/src/slic3r/GUI/GLCanvas3D.cpp
@@ -3082,10 +3082,11 @@ void GLCanvas3D::on_key(wxKeyEvent& evt)
 
 void GLCanvas3D::on_mouse_wheel(wxMouseEvent& evt)
 {
-    // try to filter out events coming from mouse 3d 
-    Mouse3DController& controller = wxGetApp().plater()->get_mouse3d_controller();
-    if (controller.process_mouse_wheel())
+#ifdef WIN32
+    // Try to filter out spurious mouse wheel events comming from 3D mouse.
+    if (wxGetApp().plater()->get_mouse3d_controller().process_mouse_wheel())
         return;
+#endif
 
     if (!m_initialized)
         return;