diff options
Diffstat (limited to 'src/widgets/kernel/qopenglwidget.cpp')
-rw-r--r-- | src/widgets/kernel/qopenglwidget.cpp | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/src/widgets/kernel/qopenglwidget.cpp b/src/widgets/kernel/qopenglwidget.cpp index d4d23604a3..9bfdc62e60 100644 --- a/src/widgets/kernel/qopenglwidget.cpp +++ b/src/widgets/kernel/qopenglwidget.cpp @@ -104,6 +104,12 @@ QT_BEGIN_NAMESPACE non-sharable. To overcome this issue, prefer using QSurfaceFormat::setDefaultFormat() instead of setFormat(). + \note Calling QSurfaceFormat::setDefaultFormat() before constructing + the QApplication instance is mandatory on some platforms (for example, + OS X) when an OpenGL core profile context is requested. This is to + ensure that resource sharing between contexts stays functional as all + internal contexts are created using the correct version and profile. + \section1 Painting Techniques As described above, subclass QOpenGLWidget to render pure 3D content in the @@ -739,6 +745,7 @@ void QOpenGLWidgetPrivate::initialize() QScopedPointer<QOpenGLContext> ctx(new QOpenGLContext); ctx->setShareContext(shareContext); ctx->setFormat(requestedFormat); + ctx->setScreen(shareContext->screen()); if (!ctx->create()) { qWarning("QOpenGLWidget: Failed to create context"); return; @@ -762,6 +769,7 @@ void QOpenGLWidgetPrivate::initialize() // in QQuickWidget, use a dedicated QOffscreenSurface. surface = new QOffscreenSurface; surface->setFormat(ctx->format()); + surface->setScreen(ctx->screen()); surface->create(); if (!ctx->makeCurrent(surface)) { |