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Forum: Coders. Asm / Hardware Today, 02:31
Replies: 11
Views: 216
Posted By ross
A noisy test :)

A noisy test :)
Forum: support.Games Yesterday, 22:29
Replies: 106
Views: 12,863
Posted By ross
Yes, missing blitter wait. I'm working on it :)

Yes, missing blitter wait. I'm working on it :)
Forum: Nostalgia & memories Yesterday, 17:54
Replies: 16
Views: 527
Posted By ross
Looks better than any version for Amiga has been...

Looks better than any version for Amiga has been made so far.
:great

How is streaming done?
Forum: Nostalgia & memories 16 January 2020, 21:01
Replies: 22
Views: 359
Posted By ross
Ok we can make a deal. Does the car reach 88...

Ok we can make a deal.
Does the car reach 88 miles per hour?
Forum: Nostalgia & memories 16 January 2020, 20:38
Replies: 22
Views: 359
Posted By ross
I want a time machine.. Does anyone have it for...

I want a time machine.. Does anyone have it for sale?
I've a 1.21 gigawatts power supply ready for use.
Forum: support.Games 16 January 2020, 20:22
Replies: 24
Views: 1,538
Posted By ross
:evilgrin ;)

:evilgrin

;)
Forum: Nostalgia & memories 16 January 2020, 19:22
Replies: 22
Views: 359
Posted By ross
Bellaria (it seems to me it was called Kursaal).

Bellaria (it seems to me it was called Kursaal).
Forum: support.Games 16 January 2020, 19:11
Replies: 24
Views: 1,538
Posted By ross
:laughing Well, I hope I still have all the...

:laughing

Well, I hope I still have all the test bench I used, I have a little bit of confusion between my files..

And then I have to finish other things otherwise they lynch me :D
Forum: Coders. Asm / Hardware 16 January 2020, 18:52
Replies: 18
Views: 377
Posted By ross
If by 'replay routines' you mean those by module...

If by 'replay routines' you mean those by module replayer then you can not find IRQ4 routine there.
It use IRQ3 (or 2 or 6 if CIA timed).

You can find IRQ4 used by some non-usual replay routines...
Forum: Nostalgia & memories 16 January 2020, 18:08
Replies: 22
Views: 359
Posted By ross
I got barred for Bomb Jack :D

I got barred for Bomb Jack :D
Forum: Nostalgia & memories 16 January 2020, 18:01
Replies: 22
Views: 359
Posted By ross
Yes, for more than one game (Bomb Jack, Xevious,...

Yes, for more than one game (Bomb Jack, Xevious, Mr.Do, Hyper Olympic, ..)

The arcade manager had given me a time limit to play and then he would have turned off the machine, threatening that...
Forum: Coders. Asm / Hardware 16 January 2020, 17:33
Replies: 18
Views: 377
Posted By ross
Ok, written a brutal snippet to test it: ...

Ok, written a brutal snippet to test it:

lea $dff000,a0
move.w #$7fff,d0
move.w d0,$9a(a0)
move.w d0,$9c(a0)
move.w d0,$96(a0)
move.l #i4,$70.w

move.l #smp,$a0(a0)
Forum: Coders. Asm / Hardware 16 January 2020, 15:53
Replies: 18
Views: 377
Posted By ross
This is because Paula internal counter are still...

This is because Paula internal counter are still counting!
So you do not have a DMA fetch but IRQ :)
You need to stop immediately the trigger, disabling through INTENA.
Forum: Coders. Asm / Hardware 16 January 2020, 14:13
Replies: 18
Views: 377
Posted By ross
This is how I see it in my head and which allows...

This is how I see it in my head and which allows me to understand how it works (which is logically as Toni said).
I hope it helps you and can clarify things a little better :)

When you write the...
Forum: Nostalgia & memories 16 January 2020, 11:38
Replies: 20
Views: 742
Posted By ross
Why are my ears burning? :D

Why are my ears burning? :D
Forum: support.Games 16 January 2020, 11:31
Replies: 24
Views: 1,538
Posted By ross
:great A few days ago this very rare game as...

:great

A few days ago this very rare game as being released to the community by DrBong (Thanks :)), and as Retroplay noted the original suffers anyway of some annoying glitches...
Forum: Graphics 15 January 2020, 21:21
Replies: 3
Views: 110
Posted By ross
http://tool.anides.de/

http://tool.anides.de/
Forum: Coders. Asm / Hardware 15 January 2020, 13:15
Replies: 14
Views: 419
Posted By ross
Yes, you can, setting some bits of BPLCON4, also...

Yes, you can, setting some bits of BPLCON4, also separate colors for even and odd sprites.

So, if you use 4 colors sprites, 24 more colors.
Forum: request.UAE Wishlist 15 January 2020, 13:06
Replies: 3
Views: 322
Posted By ross
Hi Phill, is already possible via code. ...

Hi Phill, is already possible via code.
http://eab.abime.net/showpost.php?p=1346694&postcount=7
Forum: Coders. Asm / Hardware 14 January 2020, 14:56
Replies: 21
Views: 735
Posted By ross
Fully acceptable :)

Fully acceptable :)
Forum: Coders. Asm / Hardware 14 January 2020, 11:35
Replies: 21
Views: 735
Posted By ross
Blitter can do some basic math (with big effort...

Blitter can do some basic math (with big effort just to do a sum :)).
And can modify copper list, so probably a full simple math program can be done.
But I certainly don't try it :D
Forum: Coders. Asm / Hardware 14 January 2020, 10:45
Replies: 21
Views: 735
Posted By ross
It is a very sporadic use and in any case for...

It is a very sporadic use and in any case for complex situations.
Suppose you wrote a copper subroutine (which is not very common already).
You want to execute it only if you are in or after the...
Forum: support.Games 14 January 2020, 01:18
Replies: 106
Views: 12,863
Posted By ross
Ok, thanks. Probably some blitter waits are...

Ok, thanks.
Probably some blitter waits are missing, I will update the slave, maybe next weekend.
Forum: Nostalgia & memories 13 January 2020, 23:47
Replies: 53
Views: 2,471
Posted By ross
Not if you double buffer the sprite_list. Then...

Not if you double buffer the sprite_list.
Then simply switch with copper at VB time (or double buffer also the copper_list).

Moreover Copper pointers are buffered so you can set it when you want...
Forum: Nostalgia & memories 13 January 2020, 23:00
Replies: 53
Views: 2,471
Posted By ross
Sprites on Amiga uses sprite_list in memory. ...

Sprites on Amiga uses sprite_list in memory.
Position on screen is not defined, like on C64, setting custom registers by CPU (well, actually you can also do it).

On Amiga sprites DMA fetches...
Forum: Nostalgia & memories 13 January 2020, 22:06
Replies: 53
Views: 2,471
Posted By ross
:great The damned spaceship uses 4 sprites! ...

:great

The damned spaceship uses 4 sprites!
Not resorting to copper usage, in a 256y screen I can use max 256/2*3=384 sprites (I've a light overscan, so lost sprite7).

But probably I've more...
Forum: Coders. Asm / Hardware 13 January 2020, 18:56
Replies: 21
Views: 735
Posted By ross
A hint: there are two copper pointers ;)

A hint: there are two copper pointers ;)
Forum: Nostalgia & memories 13 January 2020, 18:54
Replies: 53
Views: 2,471
Posted By ross
Copper? I've not touched it for this effect ;)

Copper?
I've not touched it for this effect ;)
Forum: Coders. Asm / Hardware 13 January 2020, 18:43
Replies: 14
Views: 419
Posted By ross
No idea if the document is wrong but this bit...

No idea if the document is wrong but this bit setting make sense to me.
It's simply a log(2) for the starting point.

So for example if I want a start from 32=2^5 I select 101 and set in bit 12 to...
Forum: Coders. Asm / Hardware 13 January 2020, 18:31
Replies: 14
Views: 419
Posted By ross
Hi Graeme, PF2OF2 need to be set to 1. ...

Hi Graeme, PF2OF2 need to be set to 1.

PF2OF2|PF2OF1|PF2OF0
1 | 0 | 0 -> offset 16
So a value for BPLCON3=$1000 select the right bank for PF2.

If you want to change bank also...
Forum: support.Games 13 January 2020, 10:51
Replies: 106
Views: 12,863
Posted By ross
What is the slave you are using? Can you post a...

What is the slave you are using?
Can you post a picture of the corruption?
Forum: Coders. Asm / Hardware 10 January 2020, 18:06
Replies: 11
Views: 394
Posted By ross
This is an old idea of mine, probably I've also...

This is an old idea of mine, probably I've also wrote of it somewhere on board, related also to DMA bitplanes overrun (possible on AGA at some conditions).

Well, when (if..) I'll re-acquire an...
Forum: Coders. Asm / Hardware 10 January 2020, 17:10
Replies: 11
Views: 394
Posted By ross
Yep :) If I'm not wrong there is also one...

Yep :)

If I'm not wrong there is also one bit more usable in DDF (bit 1).
So $36 is a valid value (you 'anticipate' the default first fetch by 2 slots).

The rest as Toni said :)
Forum: Coders. Asm / Hardware 10 January 2020, 16:16
Replies: 11
Views: 394
Posted By ross
Yes, you can, losing only sprites 5 to 7. And...

Yes, you can, losing only sprites 5 to 7. And yes, if you scroll you lose 32 left pixels.
Of course you need a pointer 64bit aligned in memory.
BPLCON1 in no more 'centered' on value 0. This is...
Forum: Coders. Asm / Hardware 10 January 2020, 15:49
Replies: 21
Views: 979
Posted By ross
Nothing strange. Simply the AUxLC DMA pointer...

Nothing strange. Simply the AUxLC DMA pointer rolls, like the others DMA pointers (and the roll point/chip-ram addressable depends of Agnus/Alice A-lines).


This is impossible. Audio DMA slots...
Forum: support.Games 10 January 2020, 01:02
Replies: 106
Views: 12,863
Posted By ross
hmm, something wrong in this emulation setup.. ...

hmm, something wrong in this emulation setup..
Cycle exact is not ticked.
Forum: support.Games 09 January 2020, 18:36
Replies: 106
Views: 12,863
Posted By ross
:agree ...

:agree
https://www.youtube.com/watch?v=n8Ypq4LvsY0
Forum: Nostalgia & memories 09 January 2020, 13:22
Replies: 53
Views: 2,471
Posted By ross
Some sprites on AGA: ...

Some sprites on AGA:
https://www.pouet.net/prod.php?which=72407

:D
Forum: Nostalgia & memories 09 January 2020, 13:01
Replies: 53
Views: 2,471
Posted By ross
Yep, all moving objects are sprites and are...

Yep, all moving objects are sprites and are probably >300, with negligible CPU usage.
But I've also written other interesting effects using sprites (sine scroll, glenz vectors, parallax animated...
Forum: Coders. Asm / Hardware 07 January 2020, 20:51
Replies: 21
Views: 979
Posted By ross
This in some way make sense: 113 is period that...

This in some way make sense: 113 is period that doen't fit anymore in a video line (113*2<227).
114 to 120+x is the 'dead zone' between start of line and Audio DMA slots allocation.

How about a...
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