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Forum: Retrogaming General Discussion Yesterday, 21:55
Replies: 23
Views: 613
Posted By jotd
Funny note: Project-X made you lose all your...

Funny note: Project-X made you lose all your powerups, whereas Project-X SE made you lose 1 power of each weapon. Roughly the same mechanism as "your powerups litter the screen, go and get them" that...
Forum: project.WHDLoad Yesterday, 21:25
Replies: 14
Views: 5,380
Posted By jotd
Good initiative ! This will continue. There...

Good initiative ! This will continue. There aren't many amigas around, and I'm not going to deprive some machines from using whdload when it could totally be possible

Sometimes the reason why...
Forum: Amiga scene Yesterday, 20:31
Replies: 22
Views: 862
Posted By jotd
this is superb. Like your previous work. Too bad...

this is superb. Like your previous work. Too bad we don't have a decent mortal kombat or street fighter with 6 button support.
Forum: support.Games Yesterday, 19:40
Replies: 8
Views: 220
Posted By jotd
I feel the urge to code my own clone now. Not...

I feel the urge to code my own clone now. Not enough clones already.
Forum: request.Other Yesterday, 18:46
Replies: 5
Views: 143
Posted By jotd
Action Replay? What's this ? :)

Action Replay? What's this ? :)
Forum: support.Games Yesterday, 18:45
Replies: 8
Views: 220
Posted By jotd
Starray & Datastorm are excellent commercial...

Starray & Datastorm are excellent commercial clones. However, the graphics are not faithful to the original version (but they're really excellent).

Sometimes one want to get the exact same...
Forum: Coders. Tutorials Yesterday, 16:42
Replies: 32
Views: 1,188
Posted By jotd
BTW I found a very annoying bug in last version...

BTW I found a very annoying bug in last version of IRA (2.09). I tried to disassemble a binary file (start $80000) like this:


>ira -a -offset=$80000 -binary heimsp.bin

IRA V2.09 (Apr 1 2020)...
Forum: support.WinUAE Yesterday, 14:59
Replies: 11
Views: 511
Posted By jotd
I was using DirectDraw. Switched to Direct 3D 11...

I was using DirectDraw. Switched to Direct 3D 11 and sound issues / slowdowns are gone!

I must have carried this option some of my setups from machine to machine for years and it stuck. Thanks. It...
Forum: support.WinUAE Yesterday, 12:34
Replies: 2
Views: 150
Posted By jotd
thanks. Someone should write some doc about...

thanks. Someone should write some doc about debug/undocumented options at some point :)
Forum: support.Games 03 April 2020, 20:50
Replies: 8
Views: 220
Posted By jotd
you may be in luck:...

you may be in luck: http://www.whdload.de/games/Defender.html

HOL: http://hol.abime.net/3890

AFAIR it was very faithful.

if you want us to create an install/slave for your other blitz...
Forum: support.WinUAE 03 April 2020, 16:14
Replies: 2
Views: 150
Posted By jotd
blitter debug/log feature

A lot of custom chip logs have been added (like write out of chipmem range, ...) which helps a lot.

Would it be easy to log when blitter registers are modified whereas the blitter is busy?
...
Forum: support.WinUAE 03 April 2020, 16:09
Replies: 11
Views: 511
Posted By jotd
I've made some more tests. The sound is choppy...

I've made some more tests. The sound is choppy when using "fullwindow". When selecting just "window" or "full screen", the sound is okay again.

I suppose that my gfx card + my CPU can't stand...
Forum: Coders. Asm / Hardware 03 April 2020, 16:07
Replies: 4
Views: 210
Posted By jotd
I remember that some A1200s motherboards have...

I remember that some A1200s motherboards have issues with CD32 readings if not done properly. Some CD32 reading routines don't respect the exact specs (timings).

Believe me I've spent hours and...
Forum: HOL contributions 03 April 2020, 08:49
Replies: 12
Views: 431
Posted By jotd
68000 users with 4MB fastmem can use whdload. For...

68000 users with 4MB fastmem can use whdload. For 1.3 users there's also JST which is able to run whdload games.

Amigajay created a few CDTV compilations using probably the same criteria as yours...
Forum: Coders. Tutorials 02 April 2020, 17:47
Replies: 32
Views: 1,188
Posted By jotd
tried this basereg stuff, can't seem to make it...

tried this basereg stuff, can't seem to make it work

defender of the crown:


MOVEA.L (A7)+,A1 ;0FE4A: 225F
SUBA #$000A,A1 ;0FE4C: 92FC000A
MOVE.L (A1),D1 ;0FE50: 2211...
Forum: Retrogaming General Discussion 02 April 2020, 17:23
Replies: 9
Views: 328
Posted By jotd
Amoric (Oric atmos) works pretty well on 68030

Amoric (Oric atmos) works pretty well on 68030
Forum: HOL contributions 02 April 2020, 13:25
Replies: 12
Views: 431
Posted By jotd
if you check www.whdload.de you'll see that ...

if you check www.whdload.de you'll see that

1) most of the games you're mentionning have a whdload install
2) the copy protection is mentionned in most of the readmes (ex: bubble and squeak has...
Forum: Retrogaming General Discussion 02 April 2020, 11:19
Replies: 14
Views: 420
Posted By jotd
original lowlevel.library even can read this...

original lowlevel.library even can read this middle button. But I never saw a game requiring it. It would be a nice addition for some mouse based games when available though (like pause or...
Forum: support.WinUAE 01 April 2020, 22:51
Replies: 11
Views: 511
Posted By jotd
I have a "VRR monitor do not tick!" checkbox. Of...

I have a "VRR monitor do not tick!" checkbox. Of course I didn't enable that :)
Forum: support.WinUAE 01 April 2020, 22:22
Replies: 11
Views: 511
Posted By jotd
where is the vsync option BTW? I'd hate to have...

where is the vsync option BTW? I'd hate to have that activated by mistake? (with WASAPI the sound is still not very good: not cracking but stuttering, repeating parts of samples, will make some more...
Forum: support.Games 01 April 2020, 11:48
Replies: 16
Views: 580
Posted By jotd
Did you try with whdload with real HW? For...

Did you try with whdload with real HW? For instance JIT doesn't count. We can't possibly fix all games so they work with JIT. We can try, but check mantis database: there's a lot of more serious bugs...
Forum: Coders. Asm / Hardware 31 March 2020, 21:27
Replies: 7
Views: 1,081
Posted By jotd
I had a glance at lowlevel library source code,...

I had a glance at lowlevel library source code, and it appears that the mechanism to detect this is VERY complex.

It times the various reads and tries to guess the type on several readings, maybe...
Forum: support.WinUAE 31 March 2020, 20:34
Replies: 11
Views: 511
Posted By jotd
direct sound may be the issue. Which explains why...

direct sound may be the issue. Which explains why on some configs (quickstart :)) sound is ok and on some it is not. Not to mention that I recently upgraded my PC from i5 to i7, and the problem was...
Forum: support.WinUAE 31 March 2020, 17:28
Replies: 4
Views: 272
Posted By jotd
full window is just perfect! and it's even better...

full window is just perfect! and it's even better than full screen because switch from RTG to native (full-window) is faster. Thanks.
Forum: support.WinUAE 31 March 2020, 17:02
Replies: 11
Views: 511
Posted By jotd
sound negative "cpu" percent

Toni,

For several months I reported slowdowns in windowed mode.

I suspect a Winuae CPU regulation issue when another program is running (like Firefox) but most of the time it's okay, so...
Forum: support.WinUAE 31 March 2020, 16:58
Replies: 4
Views: 272
Posted By jotd
1) not a big issue. It's emulation. It has the...

1) not a big issue. It's emulation. It has the right to be not 100%, specially when you cannot "iconify" your real amiga.

2) I don't agree that it is useless. What about multiple screens ? I have...
Forum: Coders. Asm / Hardware 31 March 2020, 16:48
Replies: 4
Views: 210
Posted By jotd
reading CD32 buttons / detecting joystick type (and banging my head)

I thought I understood everything about this, but nooooo.

I can detect if a controller is a joypad or joystick/mouse with this code


lea (_ciaa),a4
lea (_custom),a5
; port 1
...
Forum: Retrogaming General Discussion 30 March 2020, 20:55
Replies: 49
Views: 3,988
Posted By jotd
there's a superb command line tool named...

there's a superb command line tool named "youtube-dl" which is free and allows to rip most of youtube videos. Get your property back :)
Forum: HOL contributions 30 March 2020, 17:04
Replies: 12
Views: 431
Posted By jotd
you also have to take into account hidden/delayed...

you also have to take into account hidden/delayed disk copy protections / password protections to overcome. There aren't that many games that don't have any protection as IPF.
Forum: support.WinUAE 30 March 2020, 13:40
Replies: 16
Views: 3,725
Posted By jotd
you can't possibly have the same setup between...

you can't possibly have the same setup between CD32 and WHDLoad games. That's the problem (F12 mapped on something else?)
Compare your settings files / attach them so we can have a look.
Forum: Coders. Asm / Hardware 30 March 2020, 13:32
Replies: 3
Views: 314
Posted By jotd
ah should have read/viewed them then. Not a fan...

ah should have read/viewed them then. Not a fan of video tutorials or of the "tutorial" word since I'm not a beginner :)
Forum: Coders. Asm / Hardware 30 March 2020, 10:57
Replies: 3
Views: 314
Posted By jotd
notepad++ trick

For those who are using notepad++ to code asm, just in case you don't know, simple tricks:

- install 68k assembly plugin (68K_Assembly_byAmix73.xml) (built-in assembly is designed for x86 or...
Forum: request.Modules 29 March 2020, 22:25
Replies: 6
Views: 207
Posted By jotd
fourcc of the files is MSXS. Music-X driver...

fourcc of the files is MSXS.

Music-X driver provided by MicroIllusions

Lost in mine modules in the zone

AFAIR 99% of game music has already been ripped.
Forum: support.Games 29 March 2020, 21:45
Replies: 17
Views: 2,451
Posted By jotd
frustrating as I cannot reproduce the issue. Can...

frustrating as I cannot reproduce the issue. Can someone reproduce it on Winuae? or A1200/060?
Forum: support.Games 29 March 2020, 21:44
Replies: 16
Views: 580
Posted By jotd
you mean missing a part of the big bird image...

you mean missing a part of the big bird image right?
Forum: support.WinUAE 29 March 2020, 19:00
Replies: 4
Views: 272
Posted By jotd
WinUAE misc issues

2 issues:


1) Run CD32 game with CD audio (windowed mode), and iconify the window (with "stop emulation when minimized is set"): music stops (normal)

Now de-iconify: the game resumes but not...
Forum: Coders. Asm / Hardware 29 March 2020, 16:50
Replies: 5
Views: 231
Posted By jotd
absolutely. This option is set. Which explains...

absolutely. This option is set. Which explains why the game fails on faster amigas too.

My aim is opposite than other people: make WinUAE as close as possible as the amiga to replicate subtle...
Forum: support.WinUAE 29 March 2020, 16:46
Replies: 30
Views: 5,247
Posted By jotd
Me neither. The "high cpu" one is really...

Me neither. The "high cpu" one is really mysterious. It happens only on my 040 config when I switch from GFX board display to native. When booting from native, the issue doesn't happen.

Annyoing...
Forum: Coders. Asm / Hardware 29 March 2020, 15:53
Replies: 5
Views: 231
Posted By jotd
ok, so that explains that the bug isn't...

ok, so that explains that the bug isn't noticeable too much on 68000. But on winuae, 0 is set in lower byte (and possibly on 68020) and trashes the value to 0 which kills the display.
Forum: Coders. Asm / Hardware 29 March 2020, 15:27
Replies: 5
Views: 231
Posted By jotd
byte write to custom registers / Bubble bobble "black screen"

here's some code I found while fixing bubble bobble black screen when taking a bomb (Dave Broadhurst strikes again...):


MOVE.B #$34,DIWSTRT ;7288: 13fc003400dff08e
MOVE.B ...
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