Esoteric Software

[keyin1010]

Is there any tutorial about this function?

[Nate]

Not yet, unfortunately. In the editor, create a bounding box, then click to create vertices. At runtime, here are some code examples:

https://github.com/EsotericSoftware/spi ... me.cs#L137
https://github.com/EsotericSoftware/spi ... n.cpp#L117