diff options
Diffstat (limited to 'src/plugins/platforms/xcb/gl_integrations/xcb_glx/qxcbglxwindow.cpp')
-rw-r--r-- | src/plugins/platforms/xcb/gl_integrations/xcb_glx/qxcbglxwindow.cpp | 9 |
1 files changed, 6 insertions, 3 deletions
diff --git a/src/plugins/platforms/xcb/gl_integrations/xcb_glx/qxcbglxwindow.cpp b/src/plugins/platforms/xcb/gl_integrations/xcb_glx/qxcbglxwindow.cpp index c021388c5b..45fbe75333 100644 --- a/src/plugins/platforms/xcb/gl_integrations/xcb_glx/qxcbglxwindow.cpp +++ b/src/plugins/platforms/xcb/gl_integrations/xcb_glx/qxcbglxwindow.cpp @@ -58,7 +58,7 @@ const xcb_visualtype_t *QXcbGlxWindow::createVisual() { QXcbScreen *scr = xcbScreen(); if (!scr) - return nullptr; + return QXcbWindow::createVisual(); qCDebug(lcQpaGl) << "Requested format before FBConfig/Visual selection:" << m_format; @@ -71,10 +71,13 @@ const xcb_visualtype_t *QXcbGlxWindow::createVisual() flags |= QGLX_SUPPORTS_SRGB; } + const auto formatBackup = m_format; XVisualInfo *visualInfo = qglx_findVisualInfo(dpy, scr->screenNumber(), &m_format, GLX_WINDOW_BIT, flags); if (!visualInfo) { - qWarning() << "No XVisualInfo for format" << m_format; - return nullptr; + qCDebug(lcQpaGl) << "No XVisualInfo for format" << m_format; + // restore initial format before requesting it again + m_format = formatBackup; + return QXcbWindow::createVisual(); } const xcb_visualtype_t *xcb_visualtype = scr->visualForId(visualInfo->visualid); XFree(visualInfo); |