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50
51#include <QtWidgets/QApplication>
52#include <QtWidgets/QMessageBox>
53#include "glwidget.h"
54
55int main(int argc, char **argv)
56{
57 Q_INIT_RESOURCE(framebufferobject);
58
59 QApplication a(argc, argv);
60 if (!QGLFormat::hasOpenGL() || !QGLFramebufferObject::hasOpenGLFramebufferObjects()) {
61 QMessageBox::information(parent: 0, title: "OpenGL framebuffer objects",
62 text: "This system does not support OpenGL/framebuffer objects.");
63 return -1;
64 }
65
66 GLWidget widget(0);
67 widget.resize(w: 640, h: 480);
68 widget.show();
69 return a.exec();
70}
71
72

source code of qtsvg/examples/svg/opengl/framebufferobject/main.cpp