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| author | Laszlo Agocs <laszlo.agocs@qt.io> | 2019-08-29 10:16:07 +0200 |
|---|---|---|
| committer | Laszlo Agocs <laszlo.agocs@qt.io> | 2019-09-08 09:41:49 +0200 |
| commit | dd523fcb00921ba5b51c283db809fd6ff083821c (patch) | |
| tree | 630c57a2aabe264158c61062bd298ce818d3b6e6 /examples/quick/scenegraph/rendernode/softwarerenderer.h | |
| parent | ee702d94368140618fc4777a0e247219a28d39c8 (diff) | |
| download | qtdeclarative-dd523fcb00921ba5b51c283db809fd6ff083821c.tar.gz | |
rendernode example: Prevent gui-render thread data race
By taking things like the item width and height in updatePaintNode()
(while gui is locked).
Change-Id: I840c6c858a0478eb6ceb09653fd1e033cb54372d
Reviewed-by: Andy Nichols <andy.nichols@qt.io>
Diffstat (limited to 'examples/quick/scenegraph/rendernode/softwarerenderer.h')
| -rw-r--r-- | examples/quick/scenegraph/rendernode/softwarerenderer.h | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/examples/quick/scenegraph/rendernode/softwarerenderer.h b/examples/quick/scenegraph/rendernode/softwarerenderer.h index cc2aaf7ed3..6091a13ca3 100644 --- a/examples/quick/scenegraph/rendernode/softwarerenderer.h +++ b/examples/quick/scenegraph/rendernode/softwarerenderer.h @@ -57,7 +57,6 @@ class SoftwareRenderNode : public QSGRenderNode { public: - SoftwareRenderNode(QQuickItem *item); ~SoftwareRenderNode(); void render(const RenderState *state) override; @@ -66,8 +65,12 @@ public: RenderingFlags flags() const override; QRectF rect() const override; + void sync(QQuickItem *item); + private: - QQuickItem *m_item; + QQuickWindow *m_window = nullptr; + int m_width = 0; + int m_height = 0; }; #endif |