From 2a19931b93e5dbafc53208725c11e50de5614611 Mon Sep 17 00:00:00 2001
From: brunoherbelin <bruno.herbelin@gmail.com>
Date: Sun, 12 Jul 2020 17:57:31 +0200
Subject: [PATCH] Bugfix recenter empty view

---
 View.cpp | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/View.cpp b/View.cpp
index 0ecdb4f..85273be 100644
--- a/View.cpp
+++ b/View.cpp
@@ -123,6 +123,10 @@ void View::recenter()
     // restore default view
     restoreSettings();
 
+    // nothing else if scene is empty
+    if (scene.ws()->numChildren() < 1)
+        return;
+
     // calculate screen area visible in the default view
     GlmToolkit::AxisAlignedBoundingBox view_box;
     glm::mat4 modelview = GlmToolkit::transform(scene.root()->translation_, scene.root()->rotation_, scene.root()->scale_);