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-rw-r--r--src/plugins/platforms/cocoa/qcocoaglcontext.mm8
1 files changed, 8 insertions, 0 deletions
diff --git a/src/plugins/platforms/cocoa/qcocoaglcontext.mm b/src/plugins/platforms/cocoa/qcocoaglcontext.mm
index 7b0cc3fac3..40a7a6ef5e 100644
--- a/src/plugins/platforms/cocoa/qcocoaglcontext.mm
+++ b/src/plugins/platforms/cocoa/qcocoaglcontext.mm
@@ -393,6 +393,14 @@ bool QCocoaGLContext::setDrawable(QPlatformSurface *surface)
if (view == QT_IGNORE_DEPRECATIONS(m_context.view))
return true;
+ // We generally want high-DPI GL surfaces, unless the user has explicitly disabled them.
+ // According to the documentation, layer-backed views ignore wantsBestResolutionOpenGLSurface
+ // and configure their own backing surface at an appropriate resolution, but in some cases
+ // we've seen this fail (plugin views embedded in surface-backed hosts), so we do it anyways.
+ QT_IGNORE_DEPRECATIONS(view.wantsBestResolutionOpenGLSurface) = qt_mac_resolveOption(YES,
+ cocoaWindow->window(), "_q_mac_wantsBestResolutionOpenGLSurface",
+ "QT_MAC_WANTS_BEST_RESOLUTION_OPENGL_SURFACE");
+
// Setting the drawable may happen on a separate thread as a result of
// a call to makeCurrent, so we need to set up the observers before we
// associate the view with the context. That way we will guarantee that