diff --git a/src/quick/scenegraph/qsgrenderloop.cpp b/src/quick/scenegraph/qsgrenderloop.cpp index 0cc2a15c51bfd3b9b16620c0fdd229b5d8e803d8..06a112b0a41aba5eaa26a4d89ae1e9cc38a2c9bf 100644 --- a/src/quick/scenegraph/qsgrenderloop.cpp +++ b/src/quick/scenegraph/qsgrenderloop.cpp @@ -275,6 +275,7 @@ void QSGGuiThreadRenderLoop::renderWindow(QQuickWindow *window) if (QSGContext::sharedOpenGLContext()) gl->setShareContext(QSGContext::sharedOpenGLContext()); if (!gl->create()) { + qWarning("QtQuick: failed to create OpenGL context"); delete gl; gl = 0; } else { diff --git a/src/quick/scenegraph/qsgwindowsrenderloop.cpp b/src/quick/scenegraph/qsgwindowsrenderloop.cpp index d5d12bd138199f85dc66a3702c9eee1290f6d8ed..bcd4f390b4ffbdaa815554b37d1511eaac305631 100644 --- a/src/quick/scenegraph/qsgwindowsrenderloop.cpp +++ b/src/quick/scenegraph/qsgwindowsrenderloop.cpp @@ -180,13 +180,20 @@ void QSGWindowsRenderLoop::show(QQuickWindow *window) m_gl->setFormat(window->requestedFormat()); if (QSGContext::sharedOpenGLContext()) m_gl->setShareContext(QSGContext::sharedOpenGLContext()); - m_gl->create(); + bool created = m_gl->create(); + if (!created) { + qWarning("QtQuick: failed to create OpenGL context"); + delete m_gl; + m_gl = 0; + return; + } QSG_RENDER_TIMING_SAMPLE(time_created); RLDEBUG(" - making current"); - m_gl->makeCurrent(window); + bool current = m_gl->makeCurrent(window); RLDEBUG(" - initializing SG"); QSG_RENDER_TIMING_SAMPLE(time_current); - QQuickWindowPrivate::get(window)->context->initialize(m_gl); + if (current) + m_rc->initialize(m_gl); #ifndef QSG_NO_RENDER_TIMING if (qsg_render_timing) {