QQuickWidget: resolve samples also when rendering is triggered from resize

The normal update path did the resolving properly. However when we re-render
due to a resize, it was not done at all.

Change-Id: I3d55be111a4338e8f3dbb1081972f47daca53b35
Reviewed-by: Gunnar Sletta <gunnar.sletta@jollamobile.com>

1 files changed, 6 insertions, 1 deletions

diff --git a/src/quickwidgets/qquickwidget.cpp b/src/quickwidgets/qquickwidget.cpp
index 7aef165736..ab4ccd7a49 100644
--- a/src/quickwidgets/qquickwidget.cpp
+++ b/src/quickwidgets/qquickwidget.cpp
@@ -910,8 +910,13 @@ void QQuickWidget::resizeEvent(QResizeEvent *e)
     }
 
     d->renderControl->render();
-
     context->functions()->glFlush();
+
+    if (d->resolvedFbo) {
+        QRect rect(QPoint(0, 0), d->fbo->size());
+        QOpenGLFramebufferObject::blitFramebuffer(d->resolvedFbo, rect, d->fbo, rect);
+    }
+
     context->doneCurrent();
 }