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Forum: Coders. Asm / Hardware Today, 15:54
Replies: 10
Views: 162
Posted By rothers
He obviously has his reasons, he's just asking a...

He obviously has his reasons, he's just asking a question, don't go all stackoverflow on him.
Forum: Retrogaming General Discussion 15 April 2021, 19:11
Replies: 38
Views: 2,527
Posted By rothers
The bonus stage in sonic2 is how to do this game...

The bonus stage in sonic2 is how to do this game right on the Amiga.

https://www.youtube.com/watch?v=Bd8d4t73wC4

You could probably improve on that quite a bit too with the copper.
Forum: Retrogaming General Discussion 13 April 2021, 16:10
Replies: 38
Views: 2,527
Posted By rothers
Because the Amiga isn't capable of running the...

Because the Amiga isn't capable of running the original at 50fps with polygons.


So, if I was porting it, I'd use either 4 or 8 colours + sprites + copper + lots of prerendered + colour cycle.
...
Forum: Coders. Asm / Hardware 12 April 2021, 12:40
Replies: 10
Views: 570
Posted By rothers
I used to use my action replay to have a look how...

I used to use my action replay to have a look how this stuff was (probably) being done, you can do similar in UAE can't you?
Forum: Retrogaming General Discussion 27 March 2021, 20:07
Replies: 194
Views: 9,228
Posted By rothers
I'm a bit confused as there are SID players for...

I'm a bit confused as there are SID players for the Spectrum 128k, so surely the chips can sound similar? Or is the playback poor?

eg:
https://www.youtube.com/watch?v=GLqczV2-_yQ
Forum: support.Hardware 18 March 2021, 16:21
Replies: 40
Views: 2,483
Posted By rothers
Cool new Amiga project... this forum: 'this is...

Cool new Amiga project... this forum: 'this is stupid garbage'.

Sigh.
Forum: Amiga scene 15 March 2021, 18:25
Replies: 34
Views: 2,734
Posted By rothers
I'd have thought that this demo is using...

I'd have thought that this demo is using precalculated 3D, so it's not really a 3D engine. It's just drawing the precalculated scenes.
Forum: Retrogaming General Discussion 15 March 2021, 16:58
Replies: 38
Views: 2,527
Posted By rothers
Could have been a seriously impressive game if...

Could have been a seriously impressive game if they had gone done a Stardust 3D style approach.
Forum: Amiga scene 09 March 2021, 20:08
Replies: 138
Views: 21,520
Posted By rothers
Isn't Rise of the Triad the Wolf3D engine? You'd...

Isn't Rise of the Triad the Wolf3D engine? You'd expect it to be way faster, the original could run on a 286!
Forum: Amiga scene 04 February 2021, 16:01
Replies: 479
Views: 29,226
Posted By rothers
Surely in 8 colours the memory use is so low you...

Surely in 8 colours the memory use is so low you may as well just have the flipped frames for speed?
Forum: Amiga scene 03 February 2021, 19:59
Replies: 479
Views: 29,226
Posted By rothers
But my approach was to put the second player on...

But my approach was to put the second player on the background layer.

I might do a version in AMOS but I can't remember if it gives you much access to the copper...
Forum: Amiga scene 02 February 2021, 22:22
Replies: 479
Views: 29,226
Posted By rothers
The SF2 sprites actually work really well with 8...

The SF2 sprites actually work really well with 8 colours per char.

https://newcastlephotoarchive.org.uk/sfa500.png

I think using the 8+8 approach gets you the smallest file size and the best...
Forum: Amiga scene 02 February 2021, 19:53
Replies: 479
Views: 29,226
Posted By rothers
I have thought about this and I think it should...

I have thought about this and I think it should work like this:

Player 1 is on the foreground layer and has its own palette.

Player 2 is on the background layer and has its own palette.

The...
Forum: Amiga scene 02 February 2021, 18:05
Replies: 479
Views: 29,226
Posted By rothers
I like the A500 dual playfield mode idea as it...

I like the A500 dual playfield mode idea as it will give the maximum amount of memory for the frames (and the copper potential on the background layer). The AMOS demo looks really good.

5 colours...
Forum: project.Amiga Game Factory 27 January 2021, 15:02
Replies: 98
Views: 7,986
Posted By rothers
You know this would run fine in 32 colour mode if...

You know this would run fine in 32 colour mode if you use the white/green colour as collision detection.
Forum: Nostalgia & memories 05 January 2021, 13:11
Replies: 16
Views: 1,057
Posted By rothers
Does it have an ending?

Does it have an ending?
Forum: Nostalgia & memories 04 January 2021, 16:18
Replies: 16
Views: 1,057
Posted By rothers
I spent ages trying to finish Quak with save...

I spent ages trying to finish Quak with save states last year only to discover it has no ending it just gets more and more buggy and falls apart.

Weird way to code a commercial game. Especially...
Forum: Coders. Asm / Hardware 04 January 2021, 16:15
Replies: 30
Views: 2,697
Posted By rothers
Would a raycaster in HAM just be too slow to...

Would a raycaster in HAM just be too slow to bother with?
Forum: project.Amiga Game Factory 27 December 2020, 18:31
Replies: 98
Views: 7,986
Posted By rothers
You could add extra colour to the background with...

You could add extra colour to the background with a few palette swaps down the screen too.

I'm liking that slowly the Amiga is getting all the proper arcade conversions it should have had back in...
Forum: Retrogaming General Discussion 27 December 2020, 16:18
Replies: 169
Views: 15,869
Posted By rothers
This looks superb! I'm loving the games we're...

This looks superb! I'm loving the games we're seeing this year.
Forum: Retrogaming General Discussion 20 December 2020, 12:25
Replies: 51
Views: 3,669
Posted By rothers
It is around about the 1200, I'd say the 1200...

It is around about the 1200, I'd say the 1200 could run those 3D engines too in a SIMILAR way at that low resolution.

A mate of mine worked on the Duke3d GBA port and wow that engine used some...
Forum: Amiga scene 16 December 2020, 16:56
Replies: 113
Views: 11,476
Posted By rothers
Surely the best way is just to have loads of...

Surely the best way is just to have loads of stuff in the manual which can't be figured out without it?

You could make a game ridiculously difficult to play without a manual if you wanted to.
Forum: Coders. General 16 December 2020, 16:53
Replies: 20
Views: 1,589
Posted By rothers
Do other people kinda emulate the hardware in...

Do other people kinda emulate the hardware in their head too? I 'see' what I'm coding in my mind and how it's interacting with the hardware in slow motion, I go over bugs like this when I'm away from...
Forum: request.Other 14 December 2020, 02:52
Replies: 3
Views: 864
Posted By rothers
It will be in the arcade ROM as 1 bit. Just view...

It will be in the arcade ROM as 1 bit. Just view the ROM and represent each bit as black or white and you'll be able to see it and grab it. I believe GIMP allows you to open a file like that and set...
Forum: Amiga scene 11 December 2020, 14:19
Replies: 668
Views: 125,033
Posted By rothers
I did mean above the gun sprite, I was more...

I did mean above the gun sprite, I was more thinking blood particles and such and bits of an explosion (particle stuff), just added extras I guess which could use the sprite palette.
Forum: Amiga scene 10 December 2020, 17:00
Replies: 668
Views: 125,033
Posted By rothers
Theoretically could the explosions (or part of...

Theoretically could the explosions (or part of them) be done with sprites to give a bit more colour (palette) to them? Same for blood? Thus freeing up the main palette for textures?

I too can't...
Forum: Retrogaming General Discussion 09 December 2020, 15:11
Replies: 5
Views: 551
Posted By rothers
Well the guys at 'The hidden' would have had to...

Well the guys at 'The hidden' would have had to take other jobs to pay the bills and just survive. I think they worked for months on those games without ever being paid. Stuff like that kinda puts...
Forum: Retrogaming General Discussion 08 December 2020, 15:22
Replies: 5
Views: 551
Posted By rothers
They got screwed over by their publishers twice...

They got screwed over by their publishers twice and went bust. That was why all that happened. I'd imagine it was not pleasant for them and they certainly would not have set out to appear to let...
Forum: Coders. Blitz Basic 07 December 2020, 10:43
Replies: 51
Views: 6,141
Posted By rothers
All that matters is what those bullets (enemy and...

All that matters is what those bullets (enemy and player bullets) touch, yeah?

So just look just before pasting to see if there is !0 at the tip of the bullet location.

eg: assuming the bases...
Forum: Coders. Blitz Basic 24 November 2020, 15:47
Replies: 51
Views: 6,141
Posted By rothers
If you use the video ram based approach your...

If you use the video ram based approach your collision detection will be pixel perfect and I'm pretty sure that's how the arcade machine works too.
Forum: Coders. Blitz Basic 20 November 2020, 10:43
Replies: 51
Views: 6,141
Posted By rothers
So I think they only thing in the game you need...

So I think they only thing in the game you need to monitor is what the bullets are touching in video ram.

You'd be able to get away with doing this maybe every other frame.

As soon as the...
Forum: Amiga scene 19 November 2020, 11:42
Replies: 668
Views: 125,033
Posted By rothers
OK, yes I know how much RAM those systems had,...

OK, yes I know how much RAM those systems had, but the point I was making still stands? Why isn't the CD32 running the optimized, faster version?

And yes, I know many of the speed boosts come from...
Forum: Coders. Blitz Basic 19 November 2020, 11:11
Replies: 51
Views: 6,141
Posted By rothers
You've got me wondering what the shortest...

You've got me wondering what the shortest possible code for Space Invaders would be now. I think I could use the video ram routine to get it damned small.
Forum: Amiga scene 19 November 2020, 11:09
Replies: 668
Views: 125,033
Posted By rothers
Which is weird as there are versions of Doom...

Which is weird as there are versions of Doom which only need 1MB. Jag, PSX, Saturn etc. version. Even versions which need less (GBA).

Those versions are also much faster and have many...
Forum: Coders. Blitz Basic 18 November 2020, 12:15
Replies: 51
Views: 6,141
Posted By rothers
I wonder how the arcade does the collision...

I wonder how the arcade does the collision detection, I doubt it's testing every invader every frame. I'm thinking it perhaps waits until the bullet collides with a 1 in the video ram and then works...
Forum: Retrogaming General Discussion 12 November 2020, 12:25
Replies: 23
Views: 1,878
Posted By rothers
But we're not talking 1987 when it launched,...

But we're not talking 1987 when it launched, we're talking 1993-4 when it was required & cheaper. I mean obviously making their own hardware would have been nice at the time, but I'm just spitballing...
Forum: Nostalgia & memories 12 November 2020, 12:18
Replies: 16
Views: 1,696
Posted By rothers
One of the big retro Youtube channels did a video...

One of the big retro Youtube channels did a video on this, it was not an Amiga, it was some insanely powerful custom build TV production machine.

If they had an Amiga in the office it was probably...
Forum: Nostalgia & memories 11 November 2020, 19:03
Replies: 16
Views: 1,696
Posted By rothers
I don't think Knightmare used an Amiga which does...

I don't think Knightmare used an Amiga which does call in to question the rest of that article...
Forum: project.Amiga Game Factory 07 November 2020, 20:23
Replies: 110
Views: 20,814
Posted By rothers
Looking really good, it's so cool to see people...

Looking really good, it's so cool to see people showing what the Amiga can do when it comes to arcade conversions.
Forum: Retrogaming General Discussion 04 November 2020, 14:55
Replies: 23
Views: 1,878
Posted By rothers
Commodore should have just licenced the...

Commodore should have just licenced the Sharp68000 and called it the Amiga1200...
Showing results 1 to 40 of 134

 
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