1 files changed, 12 insertions, 0 deletions
diff --git a/src/quick3d/qdeclarativeitem3d.cpp b/src/quick3d/qdeclarativeitem3d.cpp
index 7141b550..86171dc3 100644
--- a/src/quick3d/qdeclarativeitem3d.cpp
+++ b/src/quick3d/qdeclarativeitem3d.cpp
@@ -1040,6 +1040,8 @@ void QDeclarativeItem3D::draw(QGLPainter *painter)
     // Bail out if this item and its children have been disabled.
     if (!d->isEnabled)
         return;
+    if (!d->isInitialized)
+        initialize(painter);
 
     int prevId = painter->objectPickId();
     painter->setObjectPickId(d->objectPickId);
@@ -1163,6 +1165,16 @@ void QDeclarativeItem3D::initialize(QGLPainter *painter)
 {
     if (d->isInitialized) return;
 
+    if (!d->viewport)
+    {
+        if (QDeclarativeItem3D* parentItem =
+                qobject_cast<QDeclarativeItem3D*>(parent()))
+        {
+            d->viewport = parentItem->d->viewport;
+            Q_ASSERT(d->viewport);
+        }
+    }
+
     d->objectPickId = d->viewport->registerPickableObject(this);
 
     for (int index = 0; index < children().size(); ++index) {