Emulator Cheats

Memory altering cheats for emulators
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 Post subject: Re: MAME cheat to "fix" Pac-Man ghosts?
PostPosted: Mon Jan 18, 2010 8:54 pm 
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Joined: Fri Aug 17, 2001 12:59 am
Posts: 1905
Location: North Wales, UK.
Following a request on mw forums where cheats can't be posted raw.

Quote:
Poster: krick
Subject: Re: MAME cheat to "fix" Pac-Man ghosts?

I was re-reading Don Hodges analysis of the Pinky & Inky tracking bug in Pac-Man...

http://donhodges.com/pacman_pinky_explanation.htm

...and it got me thinking... Has anyone created a MAME "cheat" file that fixes these bugs? I'm curious if it makes Pac-Man easier or harder.


I'm sure there must be a reason why Don hasn't converted it into cheats.


But just in case, here's a blind conversion of the code changes mentioned on that page into cheats.

Code:
  <cheat desc="Pinky Movement Tracking Change"> <comment>See http://donhodges.com/pacman_pinky_explanation.htm for more info</comment>
    <script state="on">
      <action>temp0 =maincpu.md@2795</action>
      <action>temp1 =maincpu.mq@2FF0</action>
      <action>temp2 =maincpu.md@2FF8</action>
      <action>temp3 =maincpu.mb@2FFC</action>
    </script>
    <script state="run">
      <action>maincpu.md@2795=EB2FF0CD</action>
      <action>maincpu.mq@2FF0=87877D678287877C</action>
      <action>maincpu.md@2FF8=FCC96F83</action>
      <action>maincpu.mb@2FFC=CA</action>
    </script>
    <script state="off">
      <action>maincpu.md@2795=temp0 </action>
      <action>maincpu.mq@2FF0=temp1 </action>
      <action>maincpu.md@2FF8=temp2 </action>
      <action>maincpu.mb@2FFC=temp3 </action>
    </script>
  </cheat>

_________________
Pugsy

Servicing your cheating needs since 1985 ;-)

Grab the latest cheat files:
MAME 0.139 XML cheat collection (03 AUGUST 2010) from http://www.mamecheat.co.uk


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