keithbowes
commented
4 years ago I did a bisect and what caused the problem was the introduction of picodrive_renderer (commit 0f3f206). I changed it from "fast" to "accurate" and it works fine now. Closing, though maybe a note should be added somewhere that "fast" rendering can lead to display problems (perhaps the README, perhaps on the options page).
In this core, the startup screen is basically illegible:
It works OK in the upstream version:
I tried merging upstream into this repository and recompiling, but that still had the same visual problems. Maybe someone familiar with the internal functioning of the core and MD assembly will know the cause.