QML Scene Graph is a method used when rendering graphics. Here is a look at Text Rendering in the QML Scene Graph.
Some time ago, Gunnar presented to you what the new QML Scene Graph is all about. As mentioned in that article, one of the new features is a new technique for text rendering based on distance field alpha testing. This technique allows us to leverage all the power of OpenGL and have text like we never had before in Qt: scalable, sub-pixel positioned and sub-pixel antialiased… and at almost no cost.
Here is a video showing the improvements this technique brings:
Source / Full Info at Qt Labs