Using stencil buffer to draw polygons without tesselation seems to be one of those folklores that is not widely known. I learned about it some years ago here:

Using stencil buffer to draw polygons without tesselation seems to be one of those folklores that is not widely known. I learned about it some years ago here: http://zrusin.blogspot.com/2006/07/hardware-accelerated-polygon-rendering.html http://zrusin.blogspot.com/2006/07/hardware-accelerated-poly...