[Feature] Simulating CRT Raster-Scanning

[arncht]

https://blurbusters.com/crt-simulation-in-a-gpu-shader-looks-better-than-bfi/

Is it doable on OSSC Pro?

[marqs85]

I believe that kind of rolling scan with dynamic brightness adjustment could be implemented, possibly with some simplifications. Preferred 240Hz output would be limited to 720p output resolution, though.