https://bugs.freedesktop.org/show_bug.cgi?id=106053
--- Comment #4 from Marek Olšák maraeo@gmail.com --- I think the hw doesn't have a clipper, though it shouldn't be hard to verify if it's true. Yeah, draw could use some optimizations for the clipper, e.g. the guardband, but simply doing culling (not clipping) should be enough for point sprites.