1 files changed, 3 insertions, 1 deletions
diff --git a/src/core/delegated_frame_node.h b/src/core/delegated_frame_node.h
index 842f53011..71a3e1d25 100644
--- a/src/core/delegated_frame_node.h
+++ b/src/core/delegated_frame_node.h
@@ -65,11 +65,13 @@ class RenderPassTexture;
 // and render pass information.
 class DelegatedFrameNodeData : public QSharedData {
 public:
+    DelegatedFrameNodeData() : frameDevicePixelRatio(1) { }
     QHash<unsigned, QSharedPointer<MailboxTexture> > mailboxTextures;
     scoped_ptr<cc::DelegatedFrameData> frameData;
+    qreal frameDevicePixelRatio;
 };
 
-class DelegatedFrameNode : public QSGNode {
+class DelegatedFrameNode : public QSGTransformNode {
 public:
     DelegatedFrameNode(QQuickWindow *window);
     ~DelegatedFrameNode();