source: trunk/examples/opengl/samplebuffers/main.cpp@ 266

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#include <QtGui/QApplication>
#include <QtGui/QMessageBox>
#include "glwidget.h"

int main(int argc, char **argv)
{
    QApplication a(argc, argv);

    QGLFormat f = QGLFormat::defaultFormat();
    f.setSampleBuffers(true);
    QGLFormat::setDefaultFormat(f);
    if (!QGLFormat::hasOpenGL()) {
        QMessageBox::information(0, "OpenGL samplebuffers",
                                 "This system does not support OpenGL.");
        return 0;
    }

    GLWidget widget(0);

    if (!widget.format().sampleBuffers()) {
        QMessageBox::information(0, "OpenGL samplebuffers",
                                 "This system does not have sample buffer support.");
        return 0;
    }

    widget.resize(640, 480);
    widget.show();

    return a.exec();
}