Use QWindow::requestUpdate in threaded renderloop.

The default implementation is the same as what we do with the exhaust
delay, but it is now possible for platforms to line it up with vsync
so the GUI thread doesn't spend so much time being blocked.

Change-Id: Ie126f00a1be978608bf2a1db33d80d7f0458590d
Reviewed-by: Laszlo Agocs <laszlo.agocs@digia.com>

1 files changed, 2 insertions, 3 deletions

diff --git a/src/quick/scenegraph/qsgthreadedrenderloop_p.h b/src/quick/scenegraph/qsgthreadedrenderloop_p.h
index 82f314a6af..b3db56e5f9 100644
--- a/src/quick/scenegraph/qsgthreadedrenderloop_p.h
+++ b/src/quick/scenegraph/qsgthreadedrenderloop_p.h
@@ -60,6 +60,8 @@ public:
 
     void update(QQuickWindow *window);
     void maybeUpdate(QQuickWindow *window);
+    void handleUpdateRequest(QQuickWindow *window);
+
     QSGContext *sceneGraphContext() const;
     QSGRenderContext *createRenderContext(QSGContext *) const;
 
@@ -80,7 +82,6 @@ private:
         QQuickWindow *window;
         QSGRenderThread *thread;
         QSurfaceFormat actualWindowFormat;
-        int timerId;
         uint updateDuringSync : 1;
         uint forceRenderPass : 1;
     };
@@ -89,7 +90,6 @@ private:
 
     void releaseResources(Window *window, bool inDestructor);
     bool checkAndResetForceUpdate(QQuickWindow *window);
-    Window *windowForTimer(int timerId) const;
 
     bool anyoneShowing() const;
     void initialize();
@@ -109,7 +109,6 @@ private:
     QList<Window> m_windows;
 
     int m_animation_timer;
-    int m_exhaust_delay;
 
     bool m_lockedForSync;
 };