MAMEWorld >> EmuChat
Index   Flat Mode Flat  

mahlemiut
MAME Fan
Reged: 06/20/07
Posts: 60
Loc: New Zealand
Send PM
Re: Random generators in PCB vs mame
09/22/10 11:20 PM


> I cannot find the story right now, but didn't that first bubble bobble decap fix
> something about how random numbers where generated in hardware vs the MAME simulation
> of it?

I believe it fixed how the EXTEND letters appear. From memory, the letters simply rotate, but due to the timing of bubble s appearing on screen, the order will be red E, T, N, or X, green E, D. You can induce a delay by maxing out the number of bubbles (about 16) on screen at once so that no more will appear until you pop the others.

As for bonus items, they're not really random, but are determined by the contents of a multitude of counters. More details here: http://replay.marpirc.net/txt/bublbobl.txt


- Barry Rodewald
Editor at MARP - http://replay.marpirc.net







Entire thread
Subject Posted by Posted on
* Random generators in PCB vs mame GatKong 09/22/10 05:03 PM
. * Re: Random generators in PCB vs mame Tomu Breidah  09/23/10 07:30 AM
. * Re: Random generators in PCB vs mame R. Belmont  09/22/10 06:22 PM
. * Re: Random generators in PCB vs mame Bryan Ischo  09/22/10 07:56 PM
. * Re: Random generators in PCB vs mame R. Belmont  09/22/10 09:01 PM
. * Re: Random generators in PCB vs mame italieAdministrator  09/23/10 04:49 AM
. * Re: Random generators in PCB vs mame franciscohs  09/22/10 10:22 PM
. * Re: Random generators in PCB vs mame CrapBoardSoftware  09/23/10 09:18 AM
. * Re: Random generators in PCB vs mame etabeta  09/23/10 08:48 AM
. * Re: Random generators in PCB vs mame mahlemiut  09/22/10 11:20 PM
. * Re: Random generators in PCB vs mame R. Belmont  09/22/10 11:16 PM
. * Re: Random generators in PCB vs mame Phantom DJ  09/22/10 10:09 PM
. * Re: Random generators in PCB vs mame GatKong  09/23/10 04:12 AM
. * Re: Random generators in PCB vs mame Phantom DJ  09/26/10 07:13 AM
. * Re: Random generators in PCB vs mame GatKong  09/27/10 04:38 AM
. * Re: Random generators in PCB vs mame amused  09/23/10 03:59 AM
. * Re: Random generators in PCB vs mame ShimaPong  09/23/10 03:50 PM

Extra information Permissions
Moderator:  Robbbert, Tafoid 
2 registered and 315 anonymous users are browsing this forum.
You cannot start new topics
You cannot reply to topics
HTML is enabled
UBBCode is enabled
Thread views: 3255