Optimize multiple series rendering.

Cache all series instead of just the visible ones on all graphs
instead of just surface.
Changes to one series now trigger data update to only the affected
series, which should significantly improve performance in these
cases.

Task-number: QTRD-2600
Task-number: QTRD-2957

Change-Id: I6db7c689108fce8d25aace6682a193936d6f0eaf
Reviewed-by: Tomi Korpipää <tomi.korpipaa@digia.com>

1 files changed, 3 insertions, 1 deletions

diff --git a/src/datavisualization/engine/abstract3dcontroller_p.h b/src/datavisualization/engine/abstract3dcontroller_p.h
index f18ed452..4f597769 100644
--- a/src/datavisualization/engine/abstract3dcontroller_p.h
+++ b/src/datavisualization/engine/abstract3dcontroller_p.h
@@ -155,7 +155,6 @@ protected:
     QList<QAbstract3DAxis *> m_axes; // List of all added axes
     Abstract3DRenderer *m_renderer;
     bool m_isDataDirty;
-    bool m_isSeriesVisibilityDirty;
     bool m_isSeriesVisualsDirty;
     bool m_renderPending;
 
@@ -166,6 +165,8 @@ protected:
     int m_numFrames;
     qreal m_currentFps;
 
+    QVector<QAbstract3DSeries *> m_changedSeriesList;
+
     explicit Abstract3DController(QRect initialViewport, Q3DScene *scene, QObject *parent = 0);
 
 public:
@@ -247,6 +248,7 @@ public:
     virtual void handleAxisFormatterDirtyBySender(QObject *sender);
     virtual void handleSeriesVisibilityChangedBySender(QObject *sender);
     virtual void handlePendingClick() = 0;
+    virtual void adjustAxisRanges() = 0;
 
     void markSeriesItemLabelsDirty();