commit cf1d96f814dd43baa0abc4411ab3f098ac547de8
Author: Tero Alamäki <tero.alamaki@qt.io>
Date:   Wed Oct 4 10:20:54 2017 +0300

    Get QtStudio3D plugin loaded when building statically
    
    Change-Id: Ibf0e44217d0b48c9a26e1e5863286cefd8adefe1
    Reviewed-by: Janne Koskinen <janne.p.koskinen@qt.io>
    Reviewed-by: Miikka Heikkinen <miikka.heikkinen@qt.io>

diff --git a/src/Viewer/qmlviewer/Qt3DSViewPlugin.h b/src/Viewer/qmlviewer/Qt3DSViewPlugin.h
index dbd47d9..1d1a6ff 100644
--- a/src/Viewer/qmlviewer/Qt3DSViewPlugin.h
+++ b/src/Viewer/qmlviewer/Qt3DSViewPlugin.h
@@ -33,6 +33,13 @@
 
 #include <QtQml/qqmlextensionplugin.h>
 
+static void initResources()
+{
+#ifdef QT_STATIC
+    Q_INIT_RESOURCE(qmake_QtStudio3D);
+#endif
+}
+
 QT_BEGIN_NAMESPACE
 
 class Q3DSViewPlugin : public QQmlExtensionPlugin
@@ -41,6 +48,10 @@ class Q3DSViewPlugin : public QQmlExtensionPlugin
     Q_PLUGIN_METADATA(IID "org.qt-project.Qt.QQmlExtensionInterface")
 
 public:
+    Q3DSViewPlugin(QObject *parent = 0) : QQmlExtensionPlugin(parent)
+    {
+        initResources();
+    }
     void registerTypes(const char *uri) override;
 };