Software Adaptation: Invalidate on dpr change

We need to repaint everything on devicePixelRatio change,
like we do on size change.

Task-number: QTBUG-66810
Change-Id: I6b2c2ae92335a0aca731a4b0e7621cf7d08881e3
Reviewed-by: Andy Nichols <andy.nichols@qt.io>
 

1 files changed, 1 insertions, 1 deletions

diff --git a/src/quick/scenegraph/adaptations/software/qsgsoftwarepixmaprenderer.cpp b/src/quick/scenegraph/adaptations/software/qsgsoftwarepixmaprenderer.cpp
index bb4afc8301..4a6d73ec59 100644
--- a/src/quick/scenegraph/adaptations/software/qsgsoftwarepixmaprenderer.cpp
+++ b/src/quick/scenegraph/adaptations/software/qsgsoftwarepixmaprenderer.cpp
@@ -79,7 +79,7 @@ void QSGSoftwarePixmapRenderer::render(QPaintDevice *target)
     QElapsedTimer renderTimer;
 
     // Setup background item
-    setBackgroundRect(m_projectionRect.normalized());
+    setBackgroundRect(m_projectionRect.normalized(), qreal(1));
     setBackgroundColor(clearColor());
 
     renderTimer.start();