diff options
Diffstat (limited to 'examples/opengl/contextinfo/renderwindow.cpp')
-rw-r--r-- | examples/opengl/contextinfo/renderwindow.cpp | 13 |
1 files changed, 8 insertions, 5 deletions
diff --git a/examples/opengl/contextinfo/renderwindow.cpp b/examples/opengl/contextinfo/renderwindow.cpp index 2ac2a38afb..21b7434be6 100644 --- a/examples/opengl/contextinfo/renderwindow.cpp +++ b/examples/opengl/contextinfo/renderwindow.cpp @@ -181,6 +181,13 @@ void RenderWindow::setupVertexAttribs() m_vbo.release(); } +bool RenderWindow::event(QEvent *ev) +{ + if (ev->type() == QEvent::UpdateRequest) + render(); + return QWindow::event(ev); +} + void RenderWindow::render() { if (!m_context->makeCurrent(this)) { @@ -227,9 +234,5 @@ void RenderWindow::render() m_angle += 1.0f; - // Instead of 0 wait a few more milliseconds before rendering again. This is - // only here to make the UI widgets more responsive on slower machines. We - // can afford it since our rendering is so lightweight. - const int interval = 5; - QTimer::singleShot(interval, this, &RenderWindow::render); + requestUpdate(); } |