Currently, renderings of reflections happens in a single step and there's no means to improve a rendering without re-rendering at a higher precision. It would be good to start off with an approximation and then continually improve it gradually (like in denoising ray tracers).
Currently, renderings of reflections happens in a single step and there's no means to improve a rendering without re-rendering at a higher precision. It would be good to start off with an approximation and then continually improve it gradually (like in denoising ray tracers).