Saxxon Fox
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saxxon.bsky.social
Saxxon Fox
@saxxon.bsky.social
38 :: 18+ :: madison, wi, usa :: music+(retro)code+scene :: polyam, taken :: they/them :: occasionally nsfw :: nsfw/personal DMs ok

music @sanxion7.com
💜 @riverofstars.bsky.social @novalus.bsky.social

other accounts:
saxxon.carrd.co

ni Dieu ni maître
Pinned
Hi, I'm Saxxon. I also have been known as SaxxonPike, and I have written music as Sanxion7 for a long time now.

This is a personal account. Expect furry content, a lot. NSFW musings. Political, tech and music production ramblings. Blatant digital debauchery.

I'll have a Sanxion7 account soon.
The YMZ280B datasheet kinda sucks, but it seems Yamaha has used the term "Total Level" in a couple other products, so I figured it could very likely be a similar curve, just with a greater number of individual levels (higher precision). In this video I'm rendering on a volume scale of -24dB/64.
February 10, 2026 at 9:31 AM
("LIVE TOGETHER" is such a banger from the 5-key era)
February 10, 2026 at 9:27 AM
Whipped up a conversion for beatmania III so now we got foot pedal action.

I think I found a volume curve I'm happy with. It's different than what is used with MAME, but using a similar algorithm to what the Yamaha OPL3-SA3 chip datasheet says (the YMZ280B is also a Yamaha part)
February 10, 2026 at 9:21 AM
I did a bit of that myself wayyyy back when I did OJN2BMS, but it was not nearly as complete. That turned out to be a real good resource. I probably wouldn't have gotten the shuffle function back then. That one was the nastiest. In later files they just used the "nami" method anyway so it was moot
February 9, 2026 at 9:48 PM
Reposted by Saxxon Fox
#C64 #Kouyate #RPG progress: before working on the fire and lava dungeon, decided to extend the Dwarven mines a little, so worked on that this evening and got it hooked into the game. Basically, there's now a back entrance to the mines that leads else where in the world...🤔 Oh, let me show you...
February 6, 2026 at 11:38 PM
“Second best time is now,” so it goes.
February 9, 2026 at 8:30 PM
Yeah, I’d really like to stick to formats that are already in use if possible. Otherwise somebody out there’s going to have to write yet another text parser for a format that’s used for one specific purpose. I’d consider extending it.

I’m considering how BMSON might handle beatmania III footpedals.
February 9, 2026 at 8:19 PM
And while I’m thinking about rhythm games still, I also added OJN import to Stemulus (thanks @wyrmin.xyz for Raindrop source, it was really useful for the file format information)

I was on the fence about supporting “official” formats but I’m pretty sure they aren’t in use anymore for decades.
February 9, 2026 at 8:11 PM
Maybe I need to support it in Stemulus. Wonder what would be a good format for these charts if I convert them. Stepmania? BMS? I only played DMX a couple times and hardly remember anything about it from a reverse engineering perspective.
February 9, 2026 at 8:07 PM
It’s going to be an exciting year for rhythm game archaeology, I think.

Oh also, I haven’t done anything with all this Dance Praise stuff that I converted a few years back. Maybe I need to put that out. There’s like a thousand songs in that thing. The audio encryption was super easy.
February 9, 2026 at 8:06 PM
A lot of the findings on TCRF for older DDR games came from my own tooling. Konami left a lot of unused and beta assets in their DDR games. So maybe we’ll find some fun things in the other series?
February 9, 2026 at 8:02 PM
Also I’m completely neglecting other series that could use some love. GuitarFreaks, Drummania, KeyboardMania. I think somebody wanted me to look at DanceManiax and ParaParaParadise at some point too. There’s a lot to discover yet.
February 9, 2026 at 8:01 PM
Once I’m done with these I’ll have to tackle the Python platform… really not looking forward to it given how tricky doing anything with DDR SuperNova was (if I recall - it has been a really long time since, and I might have better luck now). I don’t know the PS2 like other folks do.
February 9, 2026 at 7:59 PM
Twinkle platform is pretty much 95% there- I have some doubt about volume calculation in MAME for the sound chip, so I’m not going to go forward with packs there just yet. Only IIDX really uses this platform and a lot of community work has already been done on that game anyway, low priority for me.
February 9, 2026 at 7:56 PM
Firebeat is the next target platform this year- which will open up Beatmania III as well as later installments of Popn Music. The format of the former is already known; the latter still needs research. (I don’t imagine it’ll be too hard.)

I want to learn more Japanese to make this easier.
February 9, 2026 at 7:54 PM
Oh I forgot to say this number includes Popn music 1-3 (yes I’m doing those too) so the Beatmania number is definitely lower, but not by a huge margin.
February 9, 2026 at 7:51 PM
Fixed some bugs in RhythmCodex as well, which gets me closer to a “5key Beatmania megapack”. All the arcade versions together have almost 80000 key sounds, though many are duplicates.
February 9, 2026 at 7:48 PM
Made some updates to Stemulus last night, now I can choose the layout *per player* for any given game mode, meaning if I want to put the two Beatmania turntables in the center of a 14key chart, I can. Why I’d ever do that beats me, though.
February 9, 2026 at 7:47 PM
For some projects, products and games, Discord is one of the only places for getting tech support, gaining access to WIPs, or giving feedback. It’s what the other side of putting all the eggs in one basket looks like.

That said, they’re not getting my ID and they’re not getting my money.
February 9, 2026 at 6:29 PM
It is! We’ve been playing what I would call the “adventure sandbox” mode. It’s my roommate’s game and we like to dig it out often and take it with us to cons.
February 9, 2026 at 6:16 PM
That one got a double take
February 9, 2026 at 12:58 AM
Dragon’s Down setup in the game room
February 8, 2026 at 9:05 PM
Reposted by Saxxon Fox
February 8, 2026 at 7:17 PM
Thanks to everyone that came to say hello last night and play a little on the thing! I only tracked a couple more parts to that song I was working on, but getting to chat was worth it.
February 8, 2026 at 6:33 PM
Sure! Here’s a newer character of mine: bsky.app/profile/rive...

We are still filling out the rest of it but I think there’s enough there for a headshot.
February 8, 2026 at 4:31 PM