adopt for Qt6

libs/graphic3d/scatter3d.h

@@ -105,7 +105,11 @@ private:
 	};
 
 	QWidget * container;
+#if QT_VERSION_MAJOR == 5
+	QtDataVisualization::Q3DScatter * canvas;
+#else
 	Q3DScatter * canvas;
+#endif
 	QVector<Scatter3DGraphic> graphics;
 
 	int curGraphic;