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Forum: Coders. Asm / Hardware Yesterday, 20:20
Replies: 8
Views: 392
Posted By mcgeezer
The keyboard is hooked into a level 2 interrupt. ...

The keyboard is hooked into a level 2 interrupt.

So you'll need something like this to initialise it:


intVectorLevel1: equ $64
intVectorLevel2: equ $68
intVectorLevel3: equ $6c...
Forum: Coders. Asm / Hardware 01 July 2020, 22:11
Replies: 8
Views: 392
Posted By mcgeezer
Here's my dirty keyboard handler which I'm using...

Here's my dirty keyboard handler which I'm using in Super Sprint.

It needs improvement but will do for now.


; Keyboard handler routine.
Level2IntHandler:
movem.l d0-d7/a0-a6,-(a7)
...
Forum: Coders. Asm / Hardware 30 June 2020, 21:31
Replies: 4
Views: 367
Posted By mcgeezer
You need to compensate your modulo for x4 DMA...

You need to compensate your modulo for x4 DMA fetch.

For a standard 320x200 display you could use $38 to $B0.

Set your modulo to what is required then subtract 8.

Here's an abstract from the...
Forum: Coders. Asm / Hardware 30 June 2020, 18:43
Replies: 4
Views: 367
Posted By mcgeezer
When you run 'ea' in WinUAE are you colours...

When you run 'ea' in WinUAE are you colours loaded in the registers correctly?

You don't need to set anything in FMODE.

Also check you have BPLCON0 set correctly for 8 planes.
Forum: project.Amiga Game Factory 29 June 2020, 14:53
Replies: 136
Views: 10,462
Posted By mcgeezer
Yes, it's running in NTSC 512x384 @ 60Hz. ...

Yes, it's running in NTSC 512x384 @ 60Hz.

Thanks for the feedback also.
Forum: Retrogaming General Discussion 29 June 2020, 12:37
Replies: 51
Views: 1,505
Posted By mcgeezer
Yep, both topics fine by me mate.

Yep, both topics fine by me mate.
Forum: Retrogaming General Discussion 29 June 2020, 12:17
Replies: 51
Views: 1,505
Posted By mcgeezer
Expectations of new Amiga games and the bedroom coder

I'm creating this discussion point as I've seen it dilute quite a few projects now, most recently the Metro Siege thread where the expectations by some are that new Amiga releases should be just as...
Forum: Retrogaming General Discussion 29 June 2020, 00:11
Replies: 51
Views: 1,505
Posted By mcgeezer
If you want a game like that then learn how to...

If you want a game like that then learn how to code, hire or persuade an artist who’ll work for next to nothing, get a musician while you’re at it and enjoy the thousand hours writing 20,000 lines of...
Forum: project.Amiga Game Factory 28 June 2020, 23:06
Replies: 136
Views: 10,462
Posted By mcgeezer
http://www.markalldridge.co.uk/super-sprint.html ...

http://www.markalldridge.co.uk/super-sprint.html

Indeed, check the bottom of this page.
Forum: Retrogaming General Discussion 28 June 2020, 22:52
Replies: 51
Views: 1,505
Posted By mcgeezer
mate, this is an easy one.... don't talk to...

mate, this is an easy one.... don't talk to wankers, it will judge take up your time.

Believe me, I've been there and they'll just wear you down because they just a) compare the production to...
Forum: project.Amiga Game Factory 28 June 2020, 09:58
Replies: 136
Views: 10,462
Posted By mcgeezer
Consider though when two or three cars crash near...

Consider though when two or three cars crash near to the same time?
Forum: project.Amiga Game Factory 27 June 2020, 21:58
Replies: 136
Views: 10,462
Posted By mcgeezer
A nice little update this, have now added car to...

A nice little update this, have now added car to sprite collision detection and made several other improvements.

I also touch on the technical detail of the sprite engine toward the end for the...
Forum: Retrogaming General Discussion 26 June 2020, 22:04
Replies: 51
Views: 1,505
Posted By mcgeezer
Do you know why the latest Amiga games don't live...

Do you know why the latest Amiga games don't live up to the quality of the titles you quote here?
Forum: Retrogaming General Discussion 25 June 2020, 23:41
Replies: 26
Views: 1,010
Posted By mcgeezer
I liked Xenon - I played it on the Atari ST...

I liked Xenon - I played it on the Atari ST though and I seem to recall it had some impressive stuff in there for the time (digitised speech and video).

I would not describe it as shit or...
Forum: News 23 June 2020, 13:11
Replies: 246
Views: 22,890
Posted By mcgeezer
You need to use PPaint mate, it works wonders...

You need to use PPaint mate, it works wonders with the palettes - Yesterday I dropped a 40 colour image into a predefined 16 colour palette and I couldn't tell the difference in the result.

As for...
Forum: project.Amiga Game Factory 20 June 2020, 22:58
Replies: 136
Views: 10,462
Posted By mcgeezer
Added the Bob/Sprite engine into the game now. ...

Added the Bob/Sprite engine into the game now.

https://youtu.be/_gX_8jntdaA
Forum: project.Amiga Game Factory 19 June 2020, 11:18
Replies: 136
Views: 10,462
Posted By mcgeezer
I agree but I think you are missing the point,...

I agree but I think you are missing the point, the arcade version can't have 4 players - I'm proposing I can change the game to support 4 players either by Keyboard or Joysticks (with an adapter that...
Forum: project.Amiga Game Factory 19 June 2020, 10:34
Replies: 136
Views: 10,462
Posted By mcgeezer
I had bit of a brain wave last night as I was...

I had bit of a brain wave last night as I was trying to think of a good way to cover the bases of a CD32 system and multi-player.

I'm going to try a cable that has four female DB9 ends and two...
Forum: Coders. Asm / Hardware 18 June 2020, 19:09
Replies: 5
Views: 536
Posted By mcgeezer
Thanks Ross, i was actually doing it correctly...

Thanks Ross, i was actually doing it correctly but due to me doing something silly it appeared it wasn’t working.

First car which was controlled sending sound to aud0
Second and third car not...
Forum: Coders. Asm / Hardware 18 June 2020, 09:51
Replies: 5
Views: 536
Posted By mcgeezer
And this is the thing, I can't seem to be able to...

And this is the thing, I can't seem to be able to adjust the period value without restarting DMA.

I think i'll try PHX's protracker routine and see if that helps as it should provide more...
Forum: Coders. Asm / Hardware 17 June 2020, 22:08
Replies: 5
Views: 536
Posted By mcgeezer
Changing the frequency of a sample

Hi,

I'm trying to produce a car engine sound that increases in pitch when it accelerates and decreases when it slows/brakes.

I've been reading the HRM and tried a few examples but I can't seem...
Forum: project.Amiga Game Factory 16 June 2020, 23:01
Replies: 136
Views: 10,462
Posted By mcgeezer
Dev update #5 on it's way up to Youtube right...

Dev update #5 on it's way up to Youtube right now.

https://youtu.be/097hIRUYaOs

Geezer
Forum: project.Amiga Game Factory 15 June 2020, 00:14
Replies: 52
Views: 3,241
Posted By mcgeezer
I would very strongly advise you to check out the...

I would very strongly advise you to check out the archive below because the scrolling on this game will be troublesome unless you nail it:-

http://aminet.net/package/dev/src/ScrollingTrick

And...
Forum: project.Amiga Game Factory 15 June 2020, 00:05
Replies: 136
Views: 10,462
Posted By mcgeezer
Yes, it's in hires interlaced mode - it has to be...

Yes, it's in hires interlaced mode - it has to be like that.

Sorry I don't know what a Euro 72 screen mode is?
Forum: project.Amiga Game Factory 14 June 2020, 23:24
Replies: 136
Views: 10,462
Posted By mcgeezer
So done a lot of work callibrating things to the...

So done a lot of work callibrating things to the arcade and I'm pretty happy with the result so far - still more work to do but mainly tweaks to the car handling.

I've also added other players...
Forum: Coders. Contest 14 June 2020, 13:51
Replies: 1,799
Views: 158,948
Posted By mcgeezer
Price mainly because its clear profiteering after...

Price mainly because its clear profiteering after such a short period of time.

If someone wants to sell their box then naturally i’ll be disappointed by that.
Forum: Coders. Contest 12 June 2020, 22:41
Replies: 1,799
Views: 158,948
Posted By mcgeezer
lol.... on a different note I was listening to...

lol.... on a different note I was listening to the 8 bit symphony when the tune for Green Beret came on.

Green Beret was never release on the Amiga 500 as far as I can recall?

Pretty easy...
Forum: project.Amiga Game Factory 12 June 2020, 22:29
Replies: 136
Views: 10,462
Posted By mcgeezer
OK, I'll slow it down... cheers for the feed...

OK, I'll slow it down... cheers for the feed back.

I'll also try and calibrate to the arcade version more accurately as I use the same controller in mame as I do with this and same frame rate.
Forum: project.Amiga Game Factory 12 June 2020, 22:13
Replies: 136
Views: 10,462
Posted By mcgeezer
The arcade is pretty fast mind so you might wanna...

The arcade is pretty fast mind so you might wanna try that one too just to compare as I was surprised how fast it was.
Forum: project.Amiga Game Factory 12 June 2020, 22:02
Replies: 136
Views: 10,462
Posted By mcgeezer
So since the last update I've been working on the...

So since the last update I've been working on the thing that interests me the most - the car physics. This is by far the hardest part of the game, the rest is all very straight forward.

It's...
Forum: Coders. Asm / Hardware 12 June 2020, 22:00
Replies: 47
Views: 2,094
Posted By mcgeezer
That's a great link PHX so very much appreciated....

That's a great link PHX so very much appreciated.

I've made an updated ADF which I think is much improved over the last iteration, but it's still not completely right.

For those interested,...
Forum: project.EAB 12 June 2020, 19:02
Replies: 124
Views: 17,052
Posted By mcgeezer
Without doubt the wrong decision has been made...

Without doubt the wrong decision has been made here and I'm quite pissed off.

I think the work and contributions Damien has made over the past years that I have known him has certainly not being...
Forum: Coders. Contest 12 June 2020, 12:01
Replies: 1,799
Views: 158,948
Posted By mcgeezer
Good, I'd like to think I generated quite a lot...

Good, I'd like to think I generated quite a lot of heat for them with my post on the main Commodore Amiga Facebook page.
Forum: Coders. Contest 11 June 2020, 22:56
Replies: 1,799
Views: 158,948
Posted By mcgeezer
Very few were signed (like 7 of them), I have...

Very few were signed (like 7 of them), I have eliminated 2 of them already.
Forum: Coders. Contest 11 June 2020, 21:25
Replies: 1,799
Views: 158,948
Posted By mcgeezer
It never was for sale. It was for people who...

It never was for sale. It was for people who followed the project (mainly here) who were lucky enough to get one.

There was 35 of them sent out in total, only a few were signed to the UK.

If...
Forum: Coders. Contest 11 June 2020, 20:59
Replies: 1,799
Views: 158,948
Posted By mcgeezer
WHEN I TRACK DOWN THE FUCKING PRICK WHO HAS DONE...

WHEN I TRACK DOWN THE FUCKING PRICK WHO HAS DONE THIS I AM GOING TO FUCKING STRANGLE THEM.

I AM SO ANNOYED.
...
Forum: Coders. Contest 08 June 2020, 17:18
Replies: 49
Views: 6,386
Posted By mcgeezer
Yeah, i'll sort them. I need to find the bug...

Yeah, i'll sort them.

I need to find the bug that stops the items appearing in the stones... that one seriously affects game play.

Graeme
Forum: Coders. Contest 08 June 2020, 16:01
Replies: 49
Views: 6,386
Posted By mcgeezer
Ok, i’ll see if i can fix some of the main ones...

Ok, i’ll see if i can fix some of the main ones this week.

I have never been able to replicate the jump from rope issue here, every time it works simply by keep right pushed.

Graeme
Forum: project.Amiga Game Factory 08 June 2020, 13:47
Replies: 52
Views: 3,241
Posted By mcgeezer
Just be aware that the levels in this game is a...

Just be aware that the levels in this game is a little tricky and would need a decent scroll routine for it to be efficient.

https://vgmaps.com/Atlas/Arcade/DoubleDragon-NewYork199X.png

As...
Forum: Coders. Asm / Hardware 06 June 2020, 10:31
Replies: 47
Views: 2,094
Posted By mcgeezer
I've uploaded an ADF to the Zone of where I am...

I've uploaded an ADF to the Zone of where I am with the car control in Super Sprint, the controls are far from right... I think with more experimentation they can be improved. Use left and right to...
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