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Search: Posts Made By: robinsonb5
Forum: News 07 November 2020, 18:55
Replies: 183
Views: 29,599
Posted By robinsonb5
Nothing to report as yet, I'm afraid. I've...

Nothing to report as yet, I'm afraid. I've exchanged a few emails with Valentin and have a clearer idea now what's possible and what isn't on the Flea board. In short, AGA maybe, RTG almost...
Forum: Hardware mods 05 November 2020, 17:47
Replies: 448
Views: 64,951
Posted By robinsonb5
Good idea:...

Good idea: https://github.com/TobiFlex/TG68K.C/commits/master


Quite a bit of activity recently, actually, with contributions from several people other than the author.




Yes, that's...
Forum: Coders. Asm / Hardware 02 November 2020, 23:54
Replies: 4
Views: 475
Posted By robinsonb5
Thanks Toni - I knew this was the right place to...

Thanks Toni - I knew this was the right place to ask!
Forum: Coders. Asm / Hardware 02 November 2020, 22:47
Replies: 4
Views: 475
Posted By robinsonb5
Thank you - I'd hoped that was the case!

Thank you - I'd hoped that was the case!
Forum: Coders. Asm / Hardware 02 November 2020, 22:18
Replies: 4
Views: 475
Posted By robinsonb5
Border sprites and border blanking?

I'm fixing up a Minimig bug and wondering if someone could tell me what the correct behaviour should be. (I've learned the hard way not to make assumptions about how hardware behaves in corner...
Forum: Retrogaming General Discussion 02 November 2020, 00:11
Replies: 5
Views: 704
Posted By robinsonb5
This one? ...

This one?

https://www.youtube.com/watch?v=17w61JLvbmQ
Forum: support.Hardware 30 October 2020, 14:20
Replies: 55
Views: 2,951
Posted By robinsonb5
Yet another option to consider - as if there...

Yet another option to consider - as if there weren't enough already - Stephen Jones from the Checkmate A1500 case project is testing a Mini-ITX UnAmiga variant.
Forum: News 27 October 2020, 00:10
Replies: 221
Views: 35,187
Posted By robinsonb5
Great, thanks for pasting. But I'm still...

Great, thanks for pasting. But I'm still confused because I'm sure that text isn't in the archive that's on the icomp wiki!


Download the lha file at...
Forum: News 26 October 2020, 22:28
Replies: 221
Views: 35,187
Posted By robinsonb5
Thanks - I have already downloaded the new...

Thanks - I have already downloaded the new CardDevelop.lha - I see the reference implementation in the Cirrus chip but the actual documentation file, PrivateInclude/CardDevelop.html doesn't seem to...
Forum: News 25 October 2020, 23:44
Replies: 221
Views: 35,187
Posted By robinsonb5
Could you tell me where to find the updated API...

Could you tell me where to find the updated API documentation, please? I downloaded the new CardDevelop.lha today but the PrivateInclude/CardDevelop.html file doesn't seem to have any mention of the...
Forum: Coders. Asm / Hardware 25 October 2020, 01:03
Replies: 7
Views: 684
Posted By robinsonb5
You might find it useful to set the workbench in...

You might find it useful to set the workbench in Multiscan Productivity mode, then run MonEd so you can see what the various parameters are set to. (Divide the VB/VS parameters by the number of...
Forum: Coders. Asm / Hardware 20 October 2020, 00:42
Replies: 68
Views: 3,227
Posted By robinsonb5
Maybe simple IIR filters, then? (out_new =...

Maybe simple IIR filters, then?
(out_new = (out_old + in) >> 1; or maybe out_new = (out_old + 7*in) >> 3;)

It should be cheaper to compute than linear interpolation, and you could...
Forum: Coders. Asm / Hardware 19 October 2020, 22:55
Replies: 68
Views: 3,227
Posted By robinsonb5
Have you considered mixing at, say, four times...

Have you considered mixing at, say, four times the target frequency, then using a simple running-average (so just addition and shifting) as a low-pass filter to downsample the complete mix? It won't...
Forum: Retrogaming General Discussion 19 October 2020, 00:43
Replies: 83
Views: 4,120
Posted By robinsonb5
Sure, which is why in my first response in this...

Sure, which is why in my first response in this thread I said I'd have more fun with the A500 so would choose that! :)


(Has anyone used the PC version of DPaint, by the way? How does it...
Forum: Retrogaming General Discussion 18 October 2020, 23:06
Replies: 83
Views: 4,120
Posted By robinsonb5
Thanks, I understand now. When you spoke about...

Thanks, I understand now. When you spoke about "fairness" I thought you meant that you felt comparing an A500 to a 286 was unfair to the PC.


True - though there are plenty of games that look...
Forum: Retrogaming General Discussion 18 October 2020, 19:52
Replies: 83
Views: 4,120
Posted By robinsonb5
Now that's interesting, too - I got an A500 in...

Now that's interesting, too - I got an A500 in 1990, but up until then I'd been using a C64 with diskdrive, printer and GEOS - and I actually found it quite frustrating that I didn't have a word...
Forum: Retrogaming General Discussion 18 October 2020, 18:29
Replies: 83
Views: 4,120
Posted By robinsonb5
I'm interested that you think that - and I'd like...

I'm interested that you think that - and I'd like to hear more about why.


There's a difference, I suppose, between comparing an Amiga 500 available in 1987 with a 386 also available in 1987, and...
Forum: Retrogaming General Discussion 16 October 2020, 11:33
Replies: 83
Views: 4,120
Posted By robinsonb5
I chose A500 for the simple reason that I,...

I chose A500 for the simple reason that I, personally, would have more fun with it. Had the scenario included the need to do anything productive I might have answered differently.
Forum: Coders. General 13 October 2020, 21:01
Replies: 784
Views: 68,115
Posted By robinsonb5
Please do - an in-depth insight into how...

Please do - an in-depth insight into how programming for the ST differs from the Amiga would be really interesting!
Forum: Nostalgia & memories 12 October 2020, 22:09
Replies: 292
Views: 12,285
Posted By robinsonb5
At the risk of sparking that 3.9 vs 3.1.4...

At the risk of sparking that 3.9 vs 3.1.4 flamewar you were worried about, PrepareEmul isn't needed with 3.1.4. That's how I finally got Shapeshifter running under Minimig.
Forum: support.Hardware 12 October 2020, 17:13
Replies: 47
Views: 1,986
Posted By robinsonb5
I'm having a hard time seeing how that's...

I'm having a hard time seeing how that's possible, since the CPU drives that pin! Are you absolutely sure you had the correct CPU pin? (There's a VCC pin between A20 and A21 on the CPU)


Or is...
Forum: Nostalgia & memories 11 October 2020, 22:58
Replies: 292
Views: 12,285
Posted By robinsonb5
Not to mention far too may lens flares! But...

Not to mention far too may lens flares!

But the real point to all of this isn't that the PC eventually overtook the Amiga as the platform of choice for all this - it's that the Amiga was where...
Forum: Nostalgia & memories 11 October 2020, 22:29
Replies: 292
Views: 12,285
Posted By robinsonb5
I thought they had some render farms with MIPS...

I thought they had some render farms with MIPS CPUs running Windows NT at some point - or maybe that was just another option that was available?
Edit: Yeah, I'm thinking of the Screamer. Don't know...
Forum: Nostalgia & memories 11 October 2020, 12:50
Replies: 312
Views: 15,636
Posted By robinsonb5
Yes, I suppose I was being overly cynical in my...

Yes, I suppose I was being overly cynical in my post - mostly because the rare cases of conflict are the ones that you notice most. Even in the Epic vs. Apple court case going on right now, the...
Forum: Nostalgia & memories 11 October 2020, 01:23
Replies: 312
Views: 15,636
Posted By robinsonb5
Thing is, it's not just Amigas or Macs or...

Thing is, it's not just Amigas or Macs or computers in general - it's everything, and it seems to be getting worse.

Maybe it's just that social media makes it so much more visible, but it seems to...
Forum: Nostalgia & memories 10 October 2020, 13:22
Replies: 292
Views: 12,285
Posted By robinsonb5
Probably just as well - all that popcorn was...

Probably just as well - all that popcorn was making me put on weight.
Forum: Nostalgia & memories 09 October 2020, 23:35
Replies: 312
Views: 15,636
Posted By robinsonb5
I have fond memories of playing E-Type at school...

I have fond memories of playing E-Type at school - playing a driving game with a mouse was actually pretty cool! I even tried putting my C64's 1531 mouse in joystick mode to play Outrun! (Not very...
Forum: Coders. C/C++ 09 October 2020, 22:45
Replies: 14
Views: 987
Posted By robinsonb5
Try __interrupt instead. I think...

Try __interrupt instead. I think __amigainterrupt is for when you're writing a system-legal interrupt handler and registering it via the OS; you're bypassing the OS, so __interrupt is appropriate in...
Forum: Nostalgia & memories 07 October 2020, 14:16
Replies: 292
Views: 12,285
Posted By robinsonb5
I'm reminded of the comparison at the end of...

I'm reminded of the comparison at the end of http://www.dansdata.com/kitten.htm
Forum: support.Hardware 07 October 2020, 01:13
Replies: 47
Views: 1,986
Posted By robinsonb5
Looks like the VPA connection between Gary and...

Looks like the VPA connection between Gary and the CPU is OK, so that's good.


I'll give some thought to the next step - but in the meantime double-check all the address lines between the CPU and...
Forum: Nostalgia & memories 05 October 2020, 22:40
Replies: 292
Views: 12,285
Posted By robinsonb5
For me Windows 2000 SP4 was the pinnacle of the...

For me Windows 2000 SP4 was the pinnacle of the Windows experience. After that, things started getting simplified too much for my tastes, culminating in where we are today, with such things as...
Forum: support.Hardware 05 October 2020, 21:41
Replies: 47
Views: 1,986
Posted By robinsonb5
OK well the CPU asserts VMA in response to VPA,...

OK well the CPU asserts VMA in response to VPA, and if VMA isn't happening reliably then accesses to the CIA won't happen reliably, which means _OVL won't be cleared reliably - so that all fits with...
Forum: Nostalgia & memories 04 October 2020, 17:44
Replies: 312
Views: 15,636
Posted By robinsonb5
To be fair, we have already established that the...

To be fair, we have already established that the card in question could in fact display a 24-bit truecolour framebuffer. It could also overlay an 8-bit layer. It was indeed an interesting card, but...
Forum: Nostalgia & memories 04 October 2020, 11:17
Replies: 312
Views: 15,636
Posted By robinsonb5
Speaking as someone who has experience of...

Speaking as someone who has experience of imagesetters in the print world, I find that genuinely fascinating. Definitely a process I want to read more about.

I must have missed the part where...
Forum: support.Hardware 03 October 2020, 01:01
Replies: 47
Views: 1,986
Posted By robinsonb5
I thought I'd replied to this, but I guess not. ...

I thought I'd replied to this, but I guess not. Just wondered if you'd got any further? Got new probes yet?

One of those captures appears to show something weird on the CPU reset line - is that...
Forum: Nostalgia & memories 02 October 2020, 23:59
Replies: 60
Views: 3,090
Posted By robinsonb5
Sure - but it lacks the accessibility and...

Sure - but it lacks the accessibility and flexibility.


Yes, you can play back a sound sample on a C64 if you're an expert in assembly language programming, but where was the turnkey...
Forum: Nostalgia & memories 02 October 2020, 13:27
Replies: 60
Views: 3,090
Posted By robinsonb5
Delivering an experience and delivering a smooth,...

Delivering an experience and delivering a smooth, fluid, stutter-free experience are two different things. Before the early 90s a PC was much less likely to be able to do the latter than an Amiga.
Forum: Nostalgia & memories 01 October 2020, 23:21
Replies: 60
Views: 3,090
Posted By robinsonb5
"Multimedia PC" was a marketing label applied to...

"Multimedia PC" was a marketing label applied to PCs just to make it easier to know whether a given machine would be able to run a given title - rather then checking a laundry-list of specifications....
Forum: project.Amiga Game Factory 28 September 2020, 23:32
Replies: 242
Views: 25,547
Posted By robinsonb5
Looking awesome - and fast, too! Nice work!

Looking awesome - and fast, too! Nice work!
Forum: News 28 September 2020, 23:14
Replies: 183
Views: 29,599
Posted By robinsonb5
Indeed - the Next186 core is really cool. ...

Indeed - the Next186 core is really cool. There's plenty that doesn't work, but what does work works very nicely.





I still want an FPGA laptop. There are laptop-style enclosures for PIs...
Showing results 1 to 40 of 871

 
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