English Amiga Board


Go Back   English Amiga Board > Search Forums

Showing results 1 to 40 of 3190
Search took 0.27 seconds.
Search: Posts Made By: jotd
Forum: Retrogaming General Discussion Yesterday, 15:19
Replies: 61
Views: 1,515
Posted By jotd
Conversion of Final Fight isn't very good if you...

Conversion of Final Fight isn't very good if you compare with the original version.

But I remember playing this game on amiga and finding it not that bad. Not frustrating, and there aren't that...
Forum: Retrogaming General Discussion 15 September 2019, 21:35
Replies: 54
Views: 2,237
Posted By jotd
setting up an emulator is an impossible task for...

setting up an emulator is an impossible task for some. An app which hides this complexity may allow more people to play Amiga oldies.

Most of the people here don't care because they know how to...
Forum: Coders. Asm / Hardware 14 September 2019, 12:10
Replies: 6
Views: 350
Posted By jotd
thanks for this information. Frame flipping looks...

thanks for this information. Frame flipping looks cool. I'm using an intuition screen so I guess that I'll have to forget it...

I'm not targetting stock A500 or A1200 ATM. With a fast enough CPU...
Forum: support.Games 14 September 2019, 09:27
Replies: 9
Views: 453
Posted By jotd
as said above if you need a trainer for a...

as said above if you need a trainer for a specific game please open issue at http://mantis.whdload.de I'll try to add one, or maybe others will.
Forum: request.Apps 14 September 2019, 08:35
Replies: 8
Views: 313
Posted By jotd
Mars Bar! thanks to this lame stuff that I never...

Mars Bar! thanks to this lame stuff that I never could make work, I decided to roll my own hd loaders.
Forum: Coders. Asm / Hardware 14 September 2019, 00:10
Replies: 6
Views: 350
Posted By jotd
flickering when writing to video memory during VBL

Hi,

For my Oric remakes project (C + assembly, and NO SDL DAMNIT!), I'm using VBL interrupt to refresh my screen.

It's working properly, fast and all (thanks to an optimized asm routine) but...
Forum: Retrogaming General Discussion 13 September 2019, 18:41
Replies: 54
Views: 2,237
Posted By jotd
just saying: antstream has approached whdload...

just saying: antstream has approached whdload team. Apparently they want to make those games available with the whdload enhancements. Which is good news.

We may even get some dough. Which would be...
Forum: Retrogaming General Discussion 10 September 2019, 21:32
Replies: 36
Views: 1,782
Posted By jotd
is there anything about tiles (maze) and chars...

is there anything about tiles (maze) and chars (letters/score) somewhere? the info on sprites is very clear in MAME (wow, they went C++!!) but nothing on tiles/charset.

Damn this game could just...
Forum: Retrogaming General Discussion 10 September 2019, 19:32
Replies: 36
Views: 1,782
Posted By jotd
the program would need to reside in 0-$8000...

the program would need to reside in 0-$8000 addresses right? because of the 16 bit registers and the 32 bit signed?

There's a "nibble" status register too. I'm zoning the Z80 to 68000 converter I...
Forum: Retrogaming General Discussion 10 September 2019, 07:01
Replies: 36
Views: 1,782
Posted By jotd
link to code is dead

link to code is dead
Forum: Retrogaming General Discussion 07 September 2019, 12:28
Replies: 36
Views: 1,782
Posted By jotd
the most viable option is always to find the...

the most viable option is always to find the functional code (ghosts moves, speeds) and recreate everything from scratch using the same settings & A.I. Of course using the same gfx as well! Not very...
Forum: Retrogaming General Discussion 07 September 2019, 10:17
Replies: 36
Views: 1,782
Posted By jotd
z80 -> C that's something that can be done. I've...

z80 -> C that's something that can be done. I've already done 6502 -> C -> 68000/x86/nintendo ds myself for my oric ports and it works.

But I know 6502 and the target very well, and I borrowed...
Forum: Retrogaming General Discussion 06 September 2019, 23:52
Replies: 36
Views: 1,782
Posted By jotd
Really I'm not going to write a Z80 to 68000...

Really I'm not going to write a Z80 to 68000 converter myself. Too much debugging if something doesn't work. The emulation looks the sanest issue ATM, and probably not so slow.

What would be great...
Forum: Retrogaming General Discussion 06 September 2019, 19:35
Replies: 36
Views: 1,782
Posted By jotd
Pacman - the Amiga conversion from the arcade game

Asman asked me to post info on that, since it was discussed on other threads.

So my project was to create a 1:1 port of Pacman which plays the same and all, at 50pfs, on amiga, reusing the work of...
Forum: Retrogaming General Discussion 06 September 2019, 19:29
Replies: 132
Views: 18,818
Posted By jotd
Aha :) I could build it with SDL/C++ for amiga......

Aha :) I could build it with SDL/C++ for amiga... I let you imagine the sluggishness of that.

I already attempted to port my Bagman SDL remake. It works, but slooooow except in WinUAE (what's the...
Forum: Coders. Asm / Hardware 06 September 2019, 18:47
Replies: 5
Views: 308
Posted By jotd
yes but I have "A" in comments to (original Z80...

yes but I have "A" in comments to (original Z80 register name), and I don't want to change that.

I don't think it matters much now anyway... But thanks it works. Will be handy at some other...
Forum: Coders. Asm / Hardware 06 September 2019, 14:09
Replies: 5
Views: 308
Posted By jotd
No I didn't, but I will. Thanks. anyway this Z80...

No I didn't, but I will. Thanks. anyway this Z80 to 68000 conversion project is flawed... More in another post.
Forum: Coders. Asm / Hardware 06 September 2019, 00:14
Replies: 5
Views: 308
Posted By jotd
VASM macros/equates for registers

Hi


I'd like to use a letter (like A) for a register (D0)


I've tried a macro:


A:MACRO
Forum: Retrogaming General Discussion 05 September 2019, 19:22
Replies: 132
Views: 18,818
Posted By jotd
@Photon sorry? I don't understand. Who talked...

@Photon sorry? I don't understand. Who talked about doing something slower?

I remade it to add 24bit colors / HD + possibility to add new levels + Nintendo DS port.

But finally, I put that on...
Forum: Retrogaming General Discussion 05 September 2019, 09:10
Replies: 281
Views: 9,722
Posted By jotd
Classic Pucman is very good, faithful and all,...

Classic Pucman is very good, faithful and all, but I have to play again, cos I'm pretty sure the gameplay is different from arcade pacman.
Forum: Retrogaming General Discussion 04 September 2019, 21:33
Replies: 132
Views: 18,818
Posted By jotd
I may contact him, yes. This ended up, well, not...

I may contact him, yes. This ended up, well, not too far. I ended up recycling the levels editor to generate levels at the original format to run on the original game.

I created a full level 1 (5...
Forum: Retrogaming General Discussion 03 September 2019, 21:25
Replies: 281
Views: 9,722
Posted By jotd
@DamienD: Classic Pucman is very good. Maze is...

@DamienD: Classic Pucman is very good. Maze is the same as the arcade, so are the ghost colors. I remember doing the whdload install and removing the shareware limitation.

@d4rk3lf let's try with...
Forum: Coders. Contest 02 September 2019, 21:25
Replies: 1,374
Views: 98,362
Posted By jotd
@DamienD the idea is to wait for death, jump over...

@DamienD the idea is to wait for death, jump over it. Didn't know that trick either
Forum: Retrogaming General Discussion 02 September 2019, 21:17
Replies: 281
Views: 9,722
Posted By jotd
The idea is to create a perfect arcade port, yes....

The idea is to create a perfect arcade port, yes. And with minimal effort (not redeveloping a pacman clone where the ghosts don't behave like the original) and reusing other people work as much as...
Forum: Retrogaming General Discussion 02 September 2019, 16:22
Replies: 281
Views: 9,722
Posted By jotd
Wasn't Gauntlet ported from the ST version with...

Wasn't Gauntlet ported from the ST version with success?
Forum: Retrogaming General Discussion 02 September 2019, 14:35
Replies: 281
Views: 9,722
Posted By jotd
as I'm going to have to redo the whole display, I...

as I'm going to have to redo the whole display, I see no problem in moving the score on the side. I've already done that for my Bagman SDL conversion.

I'm going to create a separate thread when I...
Forum: Retrogaming General Discussion 01 September 2019, 21:47
Replies: 281
Views: 9,722
Posted By jotd
Anyway I'm going to attempt the Pacman port,...

Anyway I'm going to attempt the Pacman port, using the work that has been done on the speccy, the Z80 to 68000 converter (that is coded in pascal and that I have adapted to compile on Windows with...
Forum: Retrogaming General Discussion 30 August 2019, 10:09
Replies: 281
Views: 9,722
Posted By jotd
Mortal Kombat was clearly a ripoff of Street...

Mortal Kombat was clearly a ripoff of Street Fighter 2 (note the way to send ice vs Ken fireball...) but decided to be super trash & violent, which some tongue in cheek humour. And that worked.
...
Forum: project.WHDLoad 29 August 2019, 21:35
Replies: 8
Views: 374
Posted By jotd
You can select the tooltype options via mouse...

You can select the tooltype options via mouse while the blue splash screen is showing, yes, for whdload v17+ slaves with declared configs. Else you have to do it with tooltypes/command line
Forum: project.WHDLoad 29 August 2019, 08:26
Replies: 8
Views: 374
Posted By jotd
If you're using WinUAE make sure you're selecting...

If you're using WinUAE make sure you're selecting "CD32 joypad" as controller type, not simple joystick. Those installs were made by Psygore so I don't have the source (sob) but I suppose that it...
Forum: Retrogaming General Discussion 28 August 2019, 19:21
Replies: 277
Views: 16,960
Posted By jotd
Data East brought us so many good games. The good...

Data East brought us so many good games. The good old "Karate Champ", then "Karnov", "Dragonninja", "Sly Spy"...
Forum: support.Games 27 August 2019, 21:52
Replies: 45
Views: 1,940
Posted By jotd
wairnair can you reproduce it with several...

wairnair can you reproduce it with several joysticks? with WinUAE? with other installs like Beast 3? Ruff N Tumble?

BTW First Samurai update with 2-button controls is almost ready :)
Forum: Retrogaming General Discussion 26 August 2019, 21:21
Replies: 281
Views: 9,722
Posted By jotd
ok ZEUSDAZ if it weren't for Tiertex you'd be out...

ok ZEUSDAZ if it weren't for Tiertex you'd be out of your job with your hilarious shit game time vids.

Retronerd: thanks! I'll check that. The c2p routine in Amiga MAME is in asm but processes the...
Forum: Retrogaming General Discussion 26 August 2019, 19:44
Replies: 281
Views: 9,722
Posted By jotd
Got MAME source for Amiga but the "main" source...

Got MAME source for Amiga but the "main" source is missing for 0.35.12. Can't find it on mamedev.org. Too old. Someone, an idea?
Forum: Retrogaming General Discussion 26 August 2019, 16:26
Replies: 281
Views: 9,722
Posted By jotd
That's what I did for the Oric emu on amiga and...

That's what I did for the Oric emu on amiga and it was pretty efficient (there were very few scrolling games on the Oric :))

MAME has/had a "draw only changes" option. But I suppose that it would...
Forum: Retrogaming General Discussion 26 August 2019, 07:43
Replies: 281
Views: 9,722
Posted By jotd
basically what MAME does. But you have to be...

basically what MAME does. But you have to be smarter to avoid redrawing all screen. That's where it will be smooth instead of choppy


exactly what I did for my 6502 conversions (except that it...
Forum: Retrogaming General Discussion 25 August 2019, 23:33
Replies: 281
Views: 9,722
Posted By jotd
Dan, you'd just interpret the functional Z80 code...

Dan, you'd just interpret the functional Z80 code on the amiga. There's a lot of non functional code to scrap. But the hardware isn't the amiga hardware. Takes some hard staring at the code (not to...
Forum: Retrogaming General Discussion 25 August 2019, 14:54
Replies: 281
Views: 9,722
Posted By jotd
cool. But you don't want to compile MAME for...

cool. But you don't want to compile MAME for amiga. You need to extract the useful parts. That is probably hell.

But if someone wants to do something like this (for several games using same...
Forum: support.Games 25 August 2019, 14:51
Replies: 8
Views: 475
Posted By jotd
I read "just warming you" :) I think I...

I read "just warming you" :)

I think I noticed this as well. Bugreport submitted anyway. No biggie I think if it's not a graphics corruption but memory / programming error.
Forum: Retrogaming General Discussion 25 August 2019, 12:01
Replies: 281
Views: 9,722
Posted By jotd
@drHirudo yes you're totally right. I already...

@drHirudo yes you're totally right. I already wrote some 6502 to C automatic translator. Z80 is of course doable to C or asm.

The advantage with asm to asm translation is that you can most of the...
Showing results 1 to 40 of 3190

 
Forum Jump

All times are GMT +2. The time now is 20:53.


Powered by vBulletin® Version 3.8.11
Copyright ©2000 - 2019, vBulletin Solutions Inc.
Page generated in 0.24759 seconds with 10 queries