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Forum: Coders. Asm / Hardware 17 May 2022, 13:51
Replies: 13
Views: 2,006
Posted By DanielAllsopp
Yes, this was exactly what happened when I ran my...

Yes, this was exactly what happened when I ran my engine on real hardware: FS-UAE didn't handle the different fetch modes correctly, which is why it looks fine on these videos.

I think it's fixed...
Forum: Coders. Asm / Hardware 08 April 2022, 23:15
Replies: 41
Views: 3,114
Posted By DanielAllsopp
A quick update for you all I think :D ...

A quick update for you all I think :D

Everything is working as expected now... in that:

1. Regardless of the emulated or real system I run on now, everything looks and runs exactly the same. No...
Forum: Coders. Asm / Hardware 05 April 2022, 18:21
Replies: 41
Views: 3,114
Posted By DanielAllsopp
Amazing! What a spot, it works as expected now!...

Amazing! What a spot, it works as expected now! Thank you so much! :bowdown



Again, thank you for your insight. I'm interested in learning a bit more about how these misaligned accesses work...
Forum: Coders. Asm / Hardware 05 April 2022, 17:43
Replies: 41
Views: 3,114
Posted By DanielAllsopp
Adding Fast RAM to my plain A1200 setup, and...

Adding Fast RAM to my plain A1200 setup, and everything works as expected, i.e I can't replicate any of the issues Roondar is seeing. Adding a Blizzard 1230 IV to my emulated A1200 with Fast RAM and...
Forum: Coders. Asm / Hardware 05 April 2022, 15:13
Replies: 41
Views: 3,114
Posted By DanielAllsopp
Yeah, I can set breakpoints, probably not as...

Yeah, I can set breakpoints, probably not as easily as you can in WinUAE but I'll give it a go.

I'm building the project with a makefile with the following:


ASSEMBLER = vasmm68k_mot...
Forum: Coders. Asm / Hardware 05 April 2022, 15:01
Replies: 41
Views: 3,114
Posted By DanielAllsopp
Thanks! I'll take a look at this. I actually knew...

Thanks! I'll take a look at this. I actually knew about the copper list, but haven't done anything about it yet :rolleyes



The A1200 I'm emulating is 2Mb only, the A4000 is a clone as close as...
Forum: Coders. Asm / Hardware 05 April 2022, 14:26
Replies: 41
Views: 3,114
Posted By DanielAllsopp
Aye aye aye... there's a can of worms opened...

Aye aye aye... there's a can of worms opened here! :shocked

Thanks roondar! I'm on it. Fecking FS-UAE!
Forum: Coders. Asm / Hardware 05 April 2022, 14:06
Replies: 41
Views: 3,114
Posted By DanielAllsopp
Thanks for your input roondar; what I don't get...

Thanks for your input roondar; what I don't get though is that this all works fine on a plain old A1200 with no fast ram. Scrolling is fine, fetch mode seems to work fine when scrolling with 16...
Forum: Coders. Asm / Hardware 05 April 2022, 11:58
Replies: 41
Views: 3,114
Posted By DanielAllsopp
This confuses me then, the font and its mask data...

This confuses me then, the font and its mask data are the only pieces of data are INCBIN'd instead of allocated and loaded, but it is in a SECTION which is marked like:


SECTION ChipData,DATA_C
...
Forum: Coders. Asm / Hardware 05 April 2022, 01:26
Replies: 41
Views: 3,114
Posted By DanielAllsopp
Hi! Hopefully I've got some answers to your...

Hi! Hopefully I've got some answers to your questions below, if not I'll try again in the morning. Here's a couple of files anyway:

Intro Executable
Level Executable
Startup Code...
Forum: Coders. Asm / Hardware 04 April 2022, 13:31
Replies: 41
Views: 3,114
Posted By DanielAllsopp
Sorry guys, I've had the weekend off coding...

Sorry guys, I've had the weekend off coding (things like this demotivate me immensely) but will pick up and try and get answers to your questions over the next couple of days. Thanks for all of your...
Forum: Coders. Asm / Hardware 02 April 2022, 01:09
Replies: 41
Views: 3,114
Posted By DanielAllsopp
Yeah, I've checked and checked again. It's...

Yeah, I've checked and checked again. It's something to do with the blitter... everything seems to be fine with the sprites, but the blitter is doing weird things :nuts

This is what the output...
Forum: Coders. Asm / Hardware 01 April 2022, 23:26
Replies: 41
Views: 3,114
Posted By DanielAllsopp
More thinking out loud and trying anything... am...

More thinking out loud and trying anything... am I setting up my vertical blank interrupt correctly?


;-----
; install interrupt
move.l VBRPtr,a0
move.l...
Forum: Coders. Asm / Hardware 01 April 2022, 17:24
Replies: 41
Views: 3,114
Posted By DanielAllsopp
So a bit more information: - The VBR is...

So a bit more information:

- The VBR is getting set correctly via Supervisor() if the CPU is != 68000
- As far as I can see, all of the registers are being saved/restored (but I will be going...
Forum: Coders. Asm / Hardware 01 April 2022, 12:44
Replies: 41
Views: 3,114
Posted By DanielAllsopp
Thanks all, I'll go across my code with a fine...

Thanks all, I'll go across my code with a fine tooth comb and see if anything pops out at me.



Yeah, I think I'm passing on the correct VBR to the player init. That stuff is all handled by...
Forum: Coders. Asm / Hardware 31 March 2022, 21:13
Replies: 41
Views: 3,114
Posted By DanielAllsopp
PTPlayer / Vertical Blank Interrupt / 060

Hi!

I've just tried my RoboCop build out on some real hardware to see how it's looking and I've come across the following issue: when I the ptplayer audio initialised using '_mt_install_cia' and I...
Forum: project.Amiga Game Factory 10 March 2022, 16:44
Replies: 72
Views: 16,359
Posted By DanielAllsopp
Update #6 Oh wow, I'm on 'Page 2', such is...

Update #6

Oh wow, I'm on 'Page 2', such is the result of not updating for 3 months! Anyway, a lot of things have gone on in this update, mainly under-the-hood updates, but still important updates...
Forum: Coders. Asm / Hardware 10 March 2022, 11:03
Replies: 3
Views: 764
Posted By DanielAllsopp
Yeah, sub-songs is what I was referring to. Sorry...

Yeah, sub-songs is what I was referring to. Sorry about that. I've also just figured out that I need to call _mt_init again so I'm all sorted I think.

Thanks for your reply though :)
Forum: Coders. Asm / Hardware 10 March 2022, 09:54
Replies: 3
Views: 764
Posted By DanielAllsopp
Just doing some reading and E8 is for triggering...

Just doing some reading and E8 is for triggering events from the MOD file and not the other way around. So, it’s read-only.

Back to some reading…
Forum: Coders. Asm / Hardware 10 March 2022, 01:17
Replies: 3
Views: 764
Posted By DanielAllsopp
Trigger MOD Pattern

Evening! Not expecting anyone to be around at this time, but has anyone got any decent experience of using Frank Wille's ptplayer? I've got some mod's with a different pattern for end of level etc,...
Forum: Coders. Asm / Hardware 28 January 2022, 11:53
Replies: 13
Views: 1,635
Posted By DanielAllsopp
I used a smaller display for the scrolling in my...

I used a smaller display for the scrolling in my RoboCop port; the bitmap/buffer is still 320 pixels but the display window is set be 288 pixels wide with a 16 pixel buffer at either side (this is an...
Forum: Coders. General 10 January 2022, 14:23
Replies: 36
Views: 4,053
Posted By DanielAllsopp
Very good work, kas1e! Nice one. I remember...

Very good work, kas1e! Nice one.

I remember running that intro on my 030/25Mhz A1200 and it ran so slowly it was painful to watch... now though on PPC hardware, look at how lightning fast it is ;)
Forum: Coders. General 07 January 2022, 12:50
Replies: 36
Views: 4,053
Posted By DanielAllsopp
Not much to say that hasn't already been said,...

Not much to say that hasn't already been said, but I worked on the FoundationPrefs setup program with Paul back in the day. That, and indeed the whole of Foundation was written in Blitz Basic 2.1.
...
Forum: Coders. Asm / Hardware 06 January 2022, 23:35
Replies: 5
Views: 1,073
Posted By DanielAllsopp
Thanks for that Thomas, much appreciated. ...

Thanks for that Thomas, much appreciated.

Regarding the system though; the whole point of me jumping into ASM coding on the Amiga in the first place was to learn how to 'bang the metal' as was...
Forum: Coders. Asm / Hardware 06 January 2022, 19:15
Replies: 5
Views: 1,073
Posted By DanielAllsopp
Ooooooooh... of course, the return address is...

Ooooooooh... of course, the return address is stored in the stack isn't it!
Forum: Coders. Asm / Hardware 06 January 2022, 18:40
Replies: 5
Views: 1,073
Posted By DanielAllsopp
Different results with BSR and non-BSR code

Evening!

Why would calling code via a BSR act differently to calling the exact same code inline?

For example, in my startup I've got the following to disable the OS:


lea $dff000,a6
...
Forum: Coders. Asm / Hardware 10 December 2021, 17:47
Replies: 2
Views: 895
Posted By DanielAllsopp
Using ross' Ocean Loader

Hi!

As you may or may not have seen in my Robocop AGA blog thread, thus far I have been INCBIN'ing all of my data and as expected the executable is getting to an unmanageable size; it really...
Forum: project.Amiga Game Factory 08 December 2021, 15:54
Replies: 72
Views: 16,359
Posted By DanielAllsopp
Of course, this was always the plan; I just got...

Of course, this was always the plan; I just got carried away with including the data in the binary as I went on. In hindsight I should have stopped and addressed it earlier as it's now sort of "out...
Forum: project.Amiga Game Factory 08 December 2021, 00:33
Replies: 72
Views: 16,359
Posted By DanielAllsopp
Exactly, and one of the reasons I jumped into the...

Exactly, and one of the reasons I jumped into the intro scenes when I did. Easy to do but I’ve learned a lot whilst doing them; copper loops, horizontal sprite multiplexing, audio, multiple copper...
Forum: project.Amiga Game Factory 07 December 2021, 22:21
Replies: 72
Views: 16,359
Posted By DanielAllsopp
Yeah, it’ll require a lot of free chip memory...

Yeah, it’ll require a lot of free chip memory right now as it’s one massive ball of data. As JOTD suggests, run it without startup.
Forum: project.Amiga Game Factory 07 December 2021, 18:49
Replies: 72
Views: 16,359
Posted By DanielAllsopp
Update #5.1 Here's a super-early executable...

Update #5.1

Here's a super-early executable for people to try. Sorry it's all INCBIN'd at the minute so it's over 1Mb in size but should run directly from hard drive. I don't hold up much hope of...
Forum: project.Amiga Game Factory 07 December 2021, 17:58
Replies: 72
Views: 16,359
Posted By DanielAllsopp
Update #5 Trying to finish off the intro...

Update #5

Trying to finish off the intro sequences so I can get into the actual game for the next update. This time that involved adding two more scenes from the arcade game and the main title...
Forum: Coders. Asm / Hardware 26 November 2021, 16:57
Replies: 6
Views: 941
Posted By DanielAllsopp
Yeah, found it (again) last night and...

Yeah, found it (again) last night and implemented. So much easier and nicer to use than my horrible code... now that I understand addx ;)
Forum: Coders. Asm / Hardware 26 November 2021, 02:23
Replies: 6
Views: 941
Posted By DanielAllsopp
That's what I'm looking for. Many thanks! :D

That's what I'm looking for. Many thanks! :D
Forum: Coders. Asm / Hardware 26 November 2021, 01:57
Replies: 6
Views: 941
Posted By DanielAllsopp
Yes, sorry, that is exactly what are, that's a...

Yes, sorry, that is exactly what are, that's a typo on here, they are indeed #$0038 and #$38 in my code.
Forum: Coders. Asm / Hardware 26 November 2021, 01:48
Replies: 6
Views: 941
Posted By DanielAllsopp
SPRxCTL VSTOP High Bit

Scratching my head a bit with this one! Say I have a sprite which is 56 pixels high ($38), and is being positioned with a HSTART of $a0 and VSTART of $c8... the resulting VSTOP is obviously going to...
Forum: support.FS-UAE 25 November 2021, 13:31
Replies: 61
Views: 19,654
Posted By DanielAllsopp
Yup, it happens every time. I've not tried it...

Yup, it happens every time. I've not tried it with a different configuration yet though, so I'll do that ASAP and report back.

Edit: Trying it with a plain A500 configuration and enabling the...
Forum: support.FS-UAE 24 November 2021, 12:24
Replies: 61
Views: 19,654
Posted By DanielAllsopp
Seems that with the latest version,...

Seems that with the latest version, `automatic_input_grab` is no longer working as it did and the mouse pointer keeps moving in and out of the window whereas previously I would have to manually...
Forum: Coders. Asm / Hardware 21 November 2021, 16:24
Replies: 2
Views: 688
Posted By DanielAllsopp
:banghead Of course it is... I get it now! *sigh*...

:banghead Of course it is... I get it now! *sigh* stupid mistake number 2 of the day. I really shouldn't code on a Sunday.

Thanks Dan.
Forum: Coders. Asm / Hardware 21 November 2021, 16:05
Replies: 2
Views: 688
Posted By DanielAllsopp
DIWSTOP in Copper

Hey!

I've used a smart little trick today by utilising the value stored in DIWSTOP; basically halfway through a scene I poke a new value into the Copper to half the screen display window, and blit...
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