diff options
Diffstat (limited to 'src/gui')
| -rw-r--r-- | src/gui/painting/qbackingstore.cpp | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/src/gui/painting/qbackingstore.cpp b/src/gui/painting/qbackingstore.cpp index 4f45c3d..4665b66 100644 --- a/src/gui/painting/qbackingstore.cpp +++ b/src/gui/painting/qbackingstore.cpp @@ -1544,8 +1544,8 @@ void QWidgetPrivate::repaint_sys(const QRegion &rgn) // QGLWidget does not support partial updates if: // 1) The context is double buffered // 2) The context is single buffered and auto-fill background is enabled. - const bool noPartialUpdateSupport = (engine && engine->type() == QPaintEngine::OpenGL - || engine->type() == QPaintEngine::OpenGL2) + const bool noPartialUpdateSupport = (engine && (engine->type() == QPaintEngine::OpenGL + || engine->type() == QPaintEngine::OpenGL2)) && (usesDoubleBufferedGLContext || q->autoFillBackground()); QRegion toBePainted(noPartialUpdateSupport ? q->rect() : rgn); |