Introduced QQuickCustomRenderStage.

The purpose of this concept is to make it possible to plug in an
external rendering stage, like replacing the GL rendering with a
composition step performed by a hardware compositor in QtCompositor.

Change-Id: I994b93af443f68a77ca73cf310b5910c49e014c3
Reviewed-by: Laszlo Agocs <laszlo.agocs@digia.com>

1 files changed, 9 insertions, 0 deletions

diff --git a/src/quick/items/qquickwindow_p.h b/src/quick/items/qquickwindow_p.h
index 6cd41950cb..10be57059c 100644
--- a/src/quick/items/qquickwindow_p.h
+++ b/src/quick/items/qquickwindow_p.h
@@ -89,6 +89,14 @@ class QQuickWindowIncubationController;
 
 class QOpenGLVertexArrayObjectHelper;
 
+class Q_QUICK_PRIVATE_EXPORT QQuickCustomRenderStage
+{
+public:
+    virtual ~QQuickCustomRenderStage() {}
+    virtual bool render() = 0;
+    virtual bool swap() = 0;
+};
+
 class Q_QUICK_PRIVATE_EXPORT QQuickWindowPrivate : public QWindowPrivate
 {
 public:
@@ -209,6 +217,7 @@ public:
     QQuickAnimatorController *animationController;
     QTouchEvent *delayedTouch;
     int touchRecursionGuard;
+    QQuickCustomRenderStage *customRenderStage;
 
     QColor clearColor;