1 files changed, 9 insertions, 1 deletions
diff --git a/src/datavisualization/engine/scatter3dcontroller_p.h b/src/datavisualization/engine/scatter3dcontroller_p.h
index 1194bc3a..db5a95f5 100644
--- a/src/datavisualization/engine/scatter3dcontroller_p.h
+++ b/src/datavisualization/engine/scatter3dcontroller_p.h
@@ -40,9 +40,11 @@ class QScatter3DSeries;
 
 struct Scatter3DChangeBitField {
     bool selectedItemChanged : 1;
+    bool itemChanged         : 1;
 
     Scatter3DChangeBitField() :
-        selectedItemChanged(true)
+        selectedItemChanged(true),
+        itemChanged(false)
     {
     }
 };
@@ -51,8 +53,14 @@ class QT_DATAVISUALIZATION_EXPORT Scatter3DController : public Abstract3DControl
 {
     Q_OBJECT
 
+public:
+    struct ChangeItem {
+        QScatter3DSeries *series;
+        int index;
+    };
 private:
     Scatter3DChangeBitField m_changeTracker;
+    QVector<ChangeItem> m_changedItems;
 
     // Rendering
     Scatter3DRenderer *m_renderer;