3 bugs

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takethepain
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3 bugs

Post by takethepain »

First of all I'm running zsnes 1.42 for windows under XP. All the following bugs also appear in the latest WIP.

The first bug is from a game called "The Shadow" When playing, certain enemies sprites always change between normal and garbled. The garbled sprite is shown below:

Image

I have tested this out on both Snes9x and sneesew and this problem occurs in both of them, it could be a problem with the rom however the checksum does get the all clear from Zsnes. Here is the NSRT info on the rom:

---------------------Internal ROM Info----------------------
File: Shadow, The (U).mgd
Name: THE SHADOW (J) Company: Ocean
Header: None Bank: LoROM
Interleaved: No SRAM: 0 Kb
Type: Normal ROM: 16 Mb
Country: USA Video: NTSC
ROM Speed: 200ns (SlowROM) Version: 1.0
Checksum: Good 0x97E7 CRC32: 36894CC3
--------------------------Database--------------------------
Name: Shadow, The
Country: USA Version: 1.0
Port 1: Gamepad Port 2: Gamepad

The second bug is do with the music in Indiana Jones Greatest Adventures. The problem is that the music just pauses for a split second every now and then for no apparent reason. I played around with the various sound options but none would make any difference. I checked this out in Snes9x and while it does play the music better, it still isn't perfect (some of notes are either 2 short or 2 long). Suprisingly the music worked perfectly in sneesew despite the game having massive graphical problems in that emulator. Here is the NSRT info from the Rom.

---------------------Internal ROM Info----------------------
File: Indiana Jones - Trilogy (E).mgd
Name: INDIANA JONES GREAT Company: JVC
Header: None Bank: LoROM
Interleaved: No SRAM: 0 Kb
Type: Normal ROM: 16 Mb
Country: Euro/Asia/Oceania Video: PAL
ROM Speed: 120ns (FastROM) Version: 1.0
Checksum: Good 0x41CE CRC32: FA4560C3
--------------------------Database--------------------------
Name: Indiana Jones' Greatest Adventures
Country: Europe Version: 1.0
Port 1: Gamepad Port 2: Gamepad

Finally, there is a small graphical glitch in Super Mario Allstars + World. It occurs right at the bottom of the screen (if you take the screenshot from zsnes it doesn't even appear since it is off the actual 'game image'). It is just a single line of a variety of colors as the following screenshot will show you.

Image

Not a major problem obviously but while I was reporting bugs I thought I might as well mention it. This bug does not appear in any other emulator as far as i'm aware and for the record, super mario allstars does not suffer the same problem.

---------------------Internal ROM Info----------------------
File: Super Mario All-Stars & World (E) [!].mgd
Name: MARIO_ALLSTARS+WORLD Company: Nintendo
Header: None Bank: LoROM
Interleaved: No SRAM: 64 Kb
Type: Normal + Batt ROM: 20 Mb
Country: Euro/Asia/Oceania Video: PAL
ROM Speed: 200ns (SlowROM) Version: 1.0
Checksum: Good 0xE9E0 CRC32: 303205D8
--------------------------Database--------------------------
Name: Super Mario All-Stars + Super Mario World
Country: Europe Version: 1.0
Port 1: Gamepad Port 2: Gamepad
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Post by kieran_ »

Just out of curiosity, what is the deal with the .mgd extension? I have never heard of it before... Is it a merged JMA set or something?

Edit: Congrats on being one of the few new visitors to actually make a proper bug report...
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Post by Agozer »

kieran wrote:Just out of curiosity, what is the deal with the .mgd extension? I have never heard of it before... Is it a merged JMA set or something?

Edit: Congrats on being one of the few new visitors to actually make a proper bug report...
I think the game has been dumped with Multi Game Doctor backup unit, hence the extension.
whicker: franpa is grammatically correct, and he still gets ripped on?
sweener2001: Grammatically correct this one time? sure. every other time? no. does that give him a right? not really.
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xamenus
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Post by xamenus »

This is weird, I was about to report the bug in "The Shadow" the other day, but before I did, I ran the game in the same two SNES emulators that you did and, as you already noted, the same bug occured.

Apparently it's a bug in the real cart (I don't think this game was even released in North America).
Last edited by xamenus on Tue May 31, 2005 2:45 pm, edited 1 time in total.
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Post by Nach »

IceFox wrote:This is weird, I was about to report the bug in "The Shadow" the other day, but before I did, I ran the game in the same two SNES emulators that you did and, as you already noted, the same bug occured.
I'd have to double check my notes, but IIRC, we recently discovered this was a beta.
May 9 2007 - NSRT 3.4, now with lots of hashing and even more accurate information! Go download it.
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Re: 3 bugs

Post by grinvader »

takethepain wrote:Finally, there is a small graphical glitch in Super Mario Allstars + World. It occurs right at the bottom of the screen (if you take the screenshot from zsnes it doesn't even appear since it is off the actual 'game image'). It is just a single line of a variety of colors as the following screenshot will show you.
Artefact caused by graphical filter most probably. Does it go away if you disable it ?
I can't reproduce it with the SDL port.
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Post by Richard C. »

congrats on the excellent bug post. it makes sense, it's clear, very, very nice. i wish other people would figure this out. ive seen maybe 3 posts like this all year...
Latest ZSNES release: [url=http://zsnes.ipherswipsite.com]ZSNES 11/12/06 WIP[/url]
Latest NSRT release: [url=http://nsrt.edgeemu.com/]NSRT 3.3 Final[/url]
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Post by badinsults »

Nach wrote:
IceFox wrote:This is weird, I was about to report the bug in "The Shadow" the other day, but before I did, I ran the game in the same two SNES emulators that you did and, as you already noted, the same bug occured.
I'd have to double check my notes, but IIRC, we recently discovered this was a beta.
Recently? I could have told you that 2 years ago. It was going to be one of the few games with Surround Sound, but hence it was canceled.
<pagefault> i'd break up with my wife if she said FF8 was awesome
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Post by Nach »

Evan wrote:
Nach wrote:
IceFox wrote:This is weird, I was about to report the bug in "The Shadow" the other day, but before I did, I ran the game in the same two SNES emulators that you did and, as you already noted, the same bug occured.
I'd have to double check my notes, but IIRC, we recently discovered this was a beta.
Recently? I could have told you that 2 years ago. It was going to be one of the few games with Surround Sound, but hence it was canceled.
Then you should have :P
May 9 2007 - NSRT 3.4, now with lots of hashing and even more accurate information! Go download it.
_____________
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takethepain
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Post by takethepain »

kieran wrote:Just out of curiosity, what is the deal with the .mgd extension? I have never heard of it before... Is it a merged JMA set or something?
To be honest, i havn't heard of it either. I recently ran all my SNES roms through a program called RomCenter and it renamed each and every one of them as .mgd as far as i can tell. It doesn't bother me though because I have all my roms zipped up.
kieran wrote:Congrats on being one of the few new visitors to actually make a proper bug report...
Richard C. wrote:congrats on the excellent bug post. it makes sense, it's clear, very, very nice. i wish other people would figure this out. ive seen maybe 3 posts like this all year...
Thanks guys, i try my best 8)
IceFox wrote:Apparently it's a bug in the real cart (I don't think this game was even released in North America).
Nach wrote:I'd have to double check my notes, but IIRC, we recently discovered this was a beta.
Evan wrote:Recently? I could have told you that 2 years ago. It was going to be one of the few games with Surround Sound, but hence it was canceled.
Well that answers that problem. However according the gamefaqs the game did get an EU release but I can't find that rom anywhere.....
grinvader wrote:Artefact caused by graphical filter most probably. Does it go away if you disable it ?
I can't reproduce it with the SDL port.
Well that was stupid of me. I fiddled around with the sound settings for god knows how long trying to fix the Indiana Jones sound bug but I didn't even think of trying a different graphical filter with allstars+world. It turns out the the bug only occurs when using the HQ2X, 3X and 4X filters.
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Post by Clements »

I don't get the SMW bug with hq4x.
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Post by Richard C. »

To be honest, i havn't heard of it either. I recently ran all my SNES roms through a program called RomCenter and it renamed each and every one of them as .mgd as far as i can tell. It doesn't bother me though because I have all my roms zipped up.
a much better alternative is NSRT (see signature). Created by a ZSNES developer, It allows you to do more to a ROM than any other rom tool, and also has the option to compress them with a format specifically for SNES ROMs.
Latest ZSNES release: [url=http://zsnes.ipherswipsite.com]ZSNES 11/12/06 WIP[/url]
Latest NSRT release: [url=http://nsrt.edgeemu.com/]NSRT 3.3 Final[/url]
takethepain
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Post by takethepain »

Richard C. wrote: a much better alternative is NSRT (see signature). Created by a ZSNES developer, It allows you to do more to a ROM than any other rom tool, and also has the option to compress them with a format specifically for SNES ROMs.
NSRT does look like a good program but unfortunatley my knowledge of the command line is pretty poor (I have a Mac background) and it took me ages just to work out how to work out the loginfo for each of the games in my initial bug report. Is there a tutorial or something that will help me learn how to use this program?
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Post by Jipcy »

NSRT 3.2 (http://nsrt.edgeemu.com/forum/viewtopic.php?t=153) is useful in the interim, if you don't have a lot of ROMs. If you have many, you should really take the time to learn the commands for 3.3 RC2.
[url=http://zsnes-docs.sf.net]Official ZSNES Docs[/url] | [url=http://zsnes-docs.sf.net/nsrt]NSRT Guide[/url] | [url=http://endoftransmission.net/phpBB3/viewtopic.php?t=394]Using a Wiimote w/ emulators[/url]
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Post by Cyrus »

Ah about NSRT... I have no idea how that thing is used and it has no GUI. The noob faq or whatever on the main page isn't made yet. I would ask on that forum but since it was brought up I figured I might as well ask here.
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Post by Gil_Hamilton »

takethepain wrote:
Evan wrote:Recently? I could have told you that 2 years ago. It was going to be one of the few games with Surround Sound, but hence it was canceled.
Well that answers that problem. However according the gamefaqs the game did get an EU release but I can't find that rom anywhere.....
Don't take that as gospel. They've been known to put bad data up before.
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Post by creaothceann »

FireKnight wrote:Ah about NSRT... I have no idea how that thing is used and it has no GUI. The noob faq or whatever on the main page isn't made yet. I would ask on that forum but since it was brought up I figured I might as well ask here.
bitcopy wrote:NSRT 3.2 (http://nsrt.edgeemu.com/forum/viewtopic.php?t=153) is useful in the interim, if you don't have a lot of ROMs. If you have many, you should really take the time to learn the commands for 3.3 RC2.
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Post by BaD.BoY »

Shadow, The

Code: Select all

NSRT v3.3 RC2 - Nach's SNES ROM Tools

---------------------Internal ROM Info----------------------
       File: Shadow, The (U)
       Name: THE SHADOW (J)         Company: Ocean
     Header: SWC                       Bank: LoROM
Interleaved: No                        SRAM: 0 Kb
       Type: Normal                     ROM: 16 Mb
    Country: USA                      Video: NTSC
  ROM Speed: 200ns (SlowROM)       Revision: 1.0
   Checksum: Good 0x97E7              CRC32: 36894CC3
--------------------------Database--------------------------
   Name: Shadow, The
Country: USA                    Revision: 1.0
 Port 1: Gamepad                  Port 2: Gamepad
Genre 1: Fighting                Genre 2: Brawler

---------------------Internal ROM Info----------------------
       File: Shadow, The (Beta)
       Name: _____________________  Company: Unlicensed
     Header: FIG                       Bank: HiROM
Interleaved: No                        SRAM: 0 Kb
       Type: Normal                     ROM: 16 Mb
    Country: Japan                    Video: NTSC
  ROM Speed: 200ns (SlowROM)       Revision: 1.0
   Checksum: Bad 0x50A3 != 0xFF00     CRC32: 13380511
--------------------------Database--------------------------
   Name: BETA Shadow, The
Country: Unknown                Revision: 1.0
 Port 1: Gamepad                  Port 2: Gamepad
Genre 1: Fighting                Genre 2: Brawler
I tested both, and BETA version works fine, the problem occurs only in the version (U).

So, the problem is with ZSNES, NSRT or ROM?

Indiana Jones

Confirmed: http://66.199.241.91/bugzilla/show_bug.cgi?id=113
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Sorry for my bad english...
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Post by hydr0x »

mhhhh

what's up with 2 roms of it being in the DB??? Nach? as Evan said, the game wasn't released (neither in the US, nor in Europe) and only exists as a Prototype... mh but then, the Beta is (J), but afaik a US-Proto is known so maybe that (U) rom is actually a Beta too... doesn't help with the glitch though ;)

about Super Mario World, i noticed (current WIP, Win2K) that the bars you hit as savepoints during a level don't totally disappear but leave a small bar behind.... no idea if that's on the real cart too, maybe someone could check :)
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Post by Nach »

I'll say it again.

I'd have to double check my notes, but IIRC, we recently discovered this was a beta.
May 9 2007 - NSRT 3.4, now with lots of hashing and even more accurate information! Go download it.
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