bgfx to libretro

[humbertodias]

BGFX is a platform-agnostic rendering library. I was wondering - would it be possible to support a libretro backend?
Specifically, could BGFX be used as usual, but render the final output directly into the libretro core's framebuffer?
https://youtu.be/KxJ6ZbWnAc4 at 21:14
Thanks