Irrlicht Engine

I want to write my own irrlicht scene editor with QT. I create a class QIrrlichtWidget which derived from the QWidget, and reimplement the "paintEvent" mehtod to drive the Irrlicht drawing loop.     //.h   class QIrrlichtWidget : public QWidget { signals:     void updateIrrlicht(  );   pub...

I want to write my own irrlicht scene editor with QT. I create a class QIrrlichtWidget which derived from the QWidget, and reimplement the "paintEvent" mehtod to drive the Irrlicht drawing loop.     //.h   class QIrrlichtWidget : public QWidget { signals:     void updateIrrlicht(  );   pub...