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Forum: Nostalgia & memories 22 July 2021, 19:30
Replies: 152
Views: 41,686
Posted By 8bitbubsy
https://www.youtube.com/watch?v=BQgVwM3aEt0 ...

https://www.youtube.com/watch?v=BQgVwM3aEt0

This Alien Breed tune is really cool, with its different parts.
Forum: Amiga scene 20 July 2021, 20:23
Replies: 196
Views: 53,047
Posted By 8bitbubsy
This is a tracker from the early 90s, it's not...

This is a tracker from the early 90s, it's not really comparable to modern DAWs.
I'd like if you kept this talk in another thread, as this is not a generic tracker thread. It's about PT2.3F in...
Forum: project.Mods Jukebox 19 July 2021, 20:43
Replies: 148
Views: 143,285
Posted By 8bitbubsy
Very nice! :agree

Very nice! :agree
Forum: Amiga scene 19 July 2021, 15:54
Replies: 131
Views: 12,014
Posted By 8bitbubsy
This. Still waiting for a new batch to match my...

This. Still waiting for a new batch to match my new white A1200 case.
Forum: request.Modules 18 July 2021, 20:36
Replies: 6
Views: 1,284
Posted By 8bitbubsy
That's what I meant. The composed music is made...

That's what I meant. The composed music is made in ProTracker, so if you managed to unpack the packed MODs, then you have a perfectly playable rip? Also you have the modules from the composer.
I...
Forum: request.Modules 17 July 2021, 22:02
Replies: 6
Views: 1,284
Posted By 8bitbubsy
Isn't the music in Fury of the Furries just plain...

Isn't the music in Fury of the Furries just plain old ProTracker music? If so, then your ripped songs might be good enough?
Forum: Music. Tutorials 04 July 2021, 22:35
Replies: 13
Views: 1,512
Posted By 8bitbubsy
The PT2 clone doesn't simulate the DMA click/pop...

The PT2 clone doesn't simulate the DMA click/pop problem with B-3 (and sometimes even A#3). I know that WinUAE "simulates" it, but that's for Windows. Not sure about Amiga emulators for Mac...
Forum: Nostalgia & memories 04 July 2021, 21:50
Replies: 57
Views: 4,579
Posted By 8bitbubsy
Yes I have. More than once too. :-)

Yes I have. More than once too. :-)
Forum: Nostalgia & memories 04 July 2021, 21:43
Replies: 8
Views: 587
Posted By 8bitbubsy
Well, if this counts, then the answer is easy: An...

Well, if this counts, then the answer is easy: An infinite amount of time, if you don't count PRNG wraparound.
Forum: Nostalgia & memories 04 July 2021, 21:27
Replies: 8
Views: 587
Posted By 8bitbubsy
It's impossible to track exactly how much music...

It's impossible to track exactly how much music has been made on Amiga, and how long the songs last, but we could take a naive guessing approach just to get some numbers:
Let's say there's 350k...
Forum: Coders. Asm / Hardware 19 June 2021, 12:49
Replies: 22
Views: 3,273
Posted By 8bitbubsy
Updated again. 1) asl.library was not closed...

Updated again.

1) asl.library was not closed after closing the file requester instead of selecting a file
2) Remove spaces from end of string (fixes kingcon usage)

Still no changes to how...
Forum: Coders. Asm / Hardware 28 April 2021, 13:48
Replies: 22
Views: 3,273
Posted By 8bitbubsy
New version! You now have to press ESC to...

New version!

You now have to press ESC to stop the song, instead of holding down the mouse button (which would sometimes stop the song if you did other things with the mouse in Workbench)....
Forum: Coders. Asm / Hardware 28 April 2021, 11:12
Replies: 22
Views: 3,273
Posted By 8bitbubsy
It has more than 32 channels. :p FT2 doesn't...

It has more than 32 channels. :p FT2 doesn't support that.
Forum: Coders. Asm / Hardware 27 April 2021, 22:42
Replies: 22
Views: 3,273
Posted By 8bitbubsy
Thanks. :) Released a new version now that...

Thanks. :)

Released a new version now that supports a command line argument with quotes in it (f.ex. from Dopus).
https://16-bits.org/etc/xmaplay_v025b.zip
Forum: Coders. Asm / Hardware 27 April 2021, 20:28
Replies: 22
Views: 3,273
Posted By 8bitbubsy
Fixed. MuGA was taking over _LVOFreeMem and...

Fixed. MuGA was taking over _LVOFreeMem and messing with the CPU flags, so my dirty way of not testing the pointer returned (but instead just doing "beq.s error") didn't work. Did it the correct way...
Forum: Coders. Asm / Hardware 27 April 2021, 15:27
Replies: 22
Views: 3,273
Posted By 8bitbubsy
This was actually a bug with converting 16-bit...

This was actually a bug with converting 16-bit samples to 8-bit in xmaplay020. Fixed: https://16-bits.org/etc/xmaplay_v022b.zip
xmaplay060 can play 16-bit samples without down-converting them, but...
Forum: Coders. Asm / Hardware 27 April 2021, 13:35
Replies: 22
Views: 3,273
Posted By 8bitbubsy
Please read the included "help.txt" file in the...

Please read the included "help.txt" file in the release zip. ;) Read the "* How do I change the stereo separation (panning)?" section.
Also PM me or use the official thread if you have more...
Forum: Coders. Asm / Hardware 27 April 2021, 13:05
Replies: 22
Views: 3,273
Posted By 8bitbubsy
That's a bit odd, but maybe it's expected when...

That's a bit odd, but maybe it's expected when long-duration interrupts get fired quite often? I don't know. :confused
Forum: Coders. Asm / Hardware 27 April 2021, 11:53
Replies: 21
Views: 1,450
Posted By 8bitbubsy
The LUT method is really good, I use it myself in...

The LUT method is really good, I use it myself in a project. This way you can also change the amp before clamping in the LUT, so that you get "free" normalization *and* clamping in one LUT. :D
Forum: Coders. Asm / Hardware 27 April 2021, 11:26
Replies: 22
Views: 3,273
Posted By 8bitbubsy
Interesting, maybe I should try to copy that...

Interesting, maybe I should try to copy that specific code from PS3M (and give credits to him, of course). :D
This would also make the code more system-friendly, as it is not directly taking over...
Forum: Coders. Asm / Hardware 26 April 2021, 23:03
Replies: 22
Views: 3,273
Posted By 8bitbubsy
xmaplay - My asm port of FT2's XM replayer for 68020+ Amigas

I'm currently porting Fasttracker II's XM replayer to 68020+ Amigas, using the original source codes.
I know that we have PS3M for HippoPlayer, but its XM support is not only inaccurate, but buggy....
Forum: Coders. Asm / Hardware 03 April 2021, 14:03
Replies: 96
Views: 7,215
Posted By 8bitbubsy
But it's slower on 68020+, right?

But it's slower on 68020+, right?
Forum: Coders. Asm / Hardware 03 April 2021, 13:39
Replies: 96
Views: 7,215
Posted By 8bitbubsy
Wow, didn't know that! You learn something new...

Wow, didn't know that! You learn something new every day. :)
Is this really faster than lsl.w #8,Dn though? Maybe on a 68000 system with fastmem?
Forum: Coders. Asm / Hardware 03 April 2021, 12:05
Replies: 96
Views: 7,215
Posted By 8bitbubsy
Pushing a word to the stack, and popping only a...

Pushing a word to the stack, and popping only a byte back. You absolute madman! :D

I assume you backup the stack pointer before the loop and restore it afterwards?
Forum: request.Music 27 March 2021, 22:59
Replies: 7
Views: 2,739
Posted By 8bitbubsy
PAT2SMP is the button in my ProTracker 2 clone, I...

PAT2SMP is the button in my ProTracker 2 clone, I don't think any PT program on Amiga has that one. Maybe as MOD2SMP.
Forum: Coders. Asm / Hardware 27 March 2021, 13:21
Replies: 44
Views: 3,296
Posted By 8bitbubsy
Yep, I know. Same for the LEN register. ...

Yep, I know. Same for the LEN register.


Sounds like a rare issue, and I don't think I have personally encountered it. It's still worth supporting sample swapping, imo.
Forum: Hardware mods 24 March 2021, 12:44
Replies: 65
Views: 6,684
Posted By 8bitbubsy
You are uninteresting. ;) My point is...

You are uninteresting. ;)


My point is that a computer needs modern software to be usable to the vast majority of computer users. If it doesn't have that, it's just another niche (for the most...
Forum: Coders. Asm / Hardware 24 March 2021, 12:07
Replies: 44
Views: 3,296
Posted By 8bitbubsy
Sample swapping has been a feature since the very...

Sample swapping has been a feature since the very first ProTracker version AFAIK, or at least from very early on... There are plenty of oldskool .MODs out there using the technique.
It works fine in...
Forum: Coders. Asm / Hardware 23 March 2021, 19:59
Replies: 44
Views: 3,296
Posted By 8bitbubsy
Yes it is, "sample swapping" was a common...

Yes it is, "sample swapping" was a common technique used in plenty of ProTracker MODs, especially chiptune-styled ones.
Forum: Hardware mods 19 March 2021, 11:51
Replies: 65
Views: 6,684
Posted By 8bitbubsy
It doesn't matter if the hardware is innovative,...

It doesn't matter if the hardware is innovative, it needs a modern OS and modern software (i.e. not AmigaOS). A machine without modern software makes it uninteresting to most people, and as such it...
Forum: Coders. Asm / Hardware 19 March 2021, 10:09
Replies: 16
Views: 1,458
Posted By 8bitbubsy
Ah, so maybe it's stored as -63..0?

Ah, so maybe it's stored as -63..0?
Forum: Coders. Asm / Hardware 19 March 2021, 09:56
Replies: 16
Views: 1,458
Posted By 8bitbubsy
But I thought you weren't supposed to store the...

But I thought you weren't supposed to store the lower 6 bits as signed -32..31?
Forum: Coders. Asm / Hardware 19 March 2021, 09:13
Replies: 16
Views: 1,458
Posted By 8bitbubsy
Alright, I'm not going to bother with the...

Alright, I'm not going to bother with the calibration then.
Forum: Coders. Asm / Hardware 19 March 2021, 09:03
Replies: 16
Views: 1,458
Posted By 8bitbubsy
I'll try it and see how it works out. ...

I'll try it and see how it works out.

Regarding calibration, that requires unique calibration per Amiga machine, right?
If not, then no problem, the stuff I'm doing is already for generating a...
Forum: Coders. Asm / Hardware 18 March 2021, 22:07
Replies: 16
Views: 1,458
Posted By 8bitbubsy
Seems like the 0..63 range is correct, or at...

Seems like the 0..63 range is correct, or at least anything else I try makes it sound (and look) wrong. So maybe the "lower 6 bits" part just shouldn't be signed (-32..31).
This is a bit confusing...
Forum: Coders. Asm / Hardware 18 March 2021, 21:36
Replies: 16
Views: 1,458
Posted By 8bitbubsy
Ahh of course, that makes complete sense! Can't...

Ahh of course, that makes complete sense! Can't believe I didn't see that, lol.
So ideally I should insert the sign bit in bit 6 and 7 after the lsr?

EDIT: How about just subtracting 32 from...
Forum: Coders. Asm / Hardware 18 March 2021, 21:18
Replies: 16
Views: 1,458
Posted By 8bitbubsy
Question about the 14-bit Paula trick

I don't fully understand how I convert a signed 16-bit PCM sample into an 8-bit pair for 14-bit Paula output...

I have played around with it a bit, and the only way I can make it sound good is by...
Forum: Coders. Asm / Hardware 17 March 2021, 12:47
Replies: 65
Views: 4,989
Posted By 8bitbubsy
If this is trying to simulate vblank playback,...

If this is trying to simulate vblank playback, you need to allow the whole Fxx range for setting ticks per row, IIRC.
Forum: request.Modules 16 March 2021, 14:05
Replies: 5
Views: 1,846
Posted By 8bitbubsy
I downloaded the Wild Flying demo, and the music...

I downloaded the Wild Flying demo, and the music there is just compressed stream data (ADPCM mabe?). It's definitely not stored in tracker module format.
Forum: Coders. Asm / Hardware 16 March 2021, 11:01
Replies: 65
Views: 4,989
Posted By 8bitbubsy
EFx (invert loop) has been used quite a bit in...

EFx (invert loop) has been used quite a bit in music in cracktros, at least. And why is it slow? It has no inner loop, it just inverts one chipmem sample byte per tick.
E8x (karplus-strong) on the...
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