Merge remote-tracking branch 'origin/5.9' into 5.10v5.10.0-beta4

Change-Id: I8ede7e36592cd21f3e4a0a9b30dbe26bb40fe69b

1 files changed, 6 insertions, 0 deletions

diff --git a/src/quick/scenegraph/adaptations/software/qsgabstractsoftwarerenderer.cpp b/src/quick/scenegraph/adaptations/software/qsgabstractsoftwarerenderer.cpp
index 02cf8209d1..30088846a6 100644
--- a/src/quick/scenegraph/adaptations/software/qsgabstractsoftwarerenderer.cpp
+++ b/src/quick/scenegraph/adaptations/software/qsgabstractsoftwarerenderer.cpp
@@ -193,6 +193,12 @@ QRegion QSGAbstractSoftwareRenderer::optimizeRenderList()
         }
     }
 
+    if (m_obscuredRegion.contains(m_background->rect().toAlignedRect())) {
+        m_isOpaque = true;
+    } else {
+        m_isOpaque = false;
+    }
+
     // Empty dirtyRegion (for second pass)
     m_dirtyRegion = QRegion();
     m_obscuredRegion = QRegion();