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authorMiikka Heikkinen <miikka.heikkinen@digia.com>2014-04-30 15:36:19 +0300
committerMiikka Heikkinen <miikka.heikkinen@digia.com>2014-05-02 10:53:05 +0300
commit13d1117087e66c77d2eea2f0a046fc556c19cb3c (patch)
treef003ec51145278cea0fd2d123da6c0478c961297 /src/datavisualization/engine/scatter3dcontroller_p.h
parent44b410f080c4820cea682c4d1278152d2767595c (diff)
Scatter data changing optimization.
No longer reset the entire render item array if single item changes, significantly speeding up this operation. Task-number: QTRD-2190 Change-Id: Ia3de833b761dc6f24acff581ad79668f51c3e9c5 Reviewed-by: Titta Heikkala <titta.heikkala@digia.com> Reviewed-by: Mika Salmela <mika.salmela@digia.com>
Diffstat (limited to 'src/datavisualization/engine/scatter3dcontroller_p.h')
-rw-r--r--src/datavisualization/engine/scatter3dcontroller_p.h10
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;