I too have experimented with OpenGL to simulate phosphor-decay. I never got to a satisfactory solution. The learning curve for OpenGL is steep.
On Sun, Apr 7, 2024 at 4:43 PM Lars Brinkhoff via cctalk < cctalk@classiccmp.org> wrote: > Phil Budne wrote: > > I wrote and tuned the code twenty years ago, but haven't looked at > > whether better results might be possible by wasting the capabilities > > of current systems (SIMD libaries and/or multiple cores). I felt like > > I only was able to give a slim impression, and I've also wondered what > > could be done with 4K HDR displays: making points round(!) and > > simulating the "bloom" and intensity of repeatedly or highly > > intensified spots. > > I have done some experiments in this direction. There are two sample > pictures here which are supposed to look similar to a P7 CRT. > > https://github.com/larsbrinkhoff/crt-simulation >
