Thank you for the amazing work on this! Quick question: will it be possible to have this as a full rom package so then it can be turned into a cia file or something similar? I think it would be great to have it on the go or on consoles/raspberry.
As far as a full ROM package, I wish I could - But, I'd like to stay away from distributing any actual ROM files - This is for the same reason ROM files are not included with traditional .ips patches available on Romhacking.net.
When it comes to using the pack on a mobile device or a console - Technically, it is possible to run Mesen HD packs via Retroarch - But, often times packs don't run well on mobile devices, consoles, and Raspberry Pis because the CPU can't keep up. I have seen a couple of videos of individuals attempting 2x HD packs on various devices. Below are a couple of results:
Metroid: HD on Raspberry Pi 4: https://www.youtube.com/watch?v=WeZI6tsfnhU
Metroid: HD on Nintendo Switch: https://www.youtube.com/watch?v=qcCh8iIRUfs
For kicks, I even tried the Zelda pack myself on an untethered Oculus Quest 2. The results were very similar to Nintendo Switch performance. So much for Mesen HD packs in untethered VR (at least for now