main.cpp Example File
opengl/samplebuffers/main.cpp
/****************************************************************************
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** Copyright (C) 2005-2005 Trolltech AS. All rights reserved.
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** This file is part of the documentation of the Qt Toolkit.
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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.",
QMessageBox::Ok);
return 0;
}
GLWidget widget(0);
widget.resize(640, 480);
widget.show();
return a.exec();
}