Re: IIe Games That Don't Work on the IIgs

[Michael J. Mahon <mjmahon@aol.com>]

Tempest <tempest@atariprotos.com> wrote:
>> What is your objective? 1/ Are you checking disks that do not load on
>> the IIgs because of the smartport interface (as written in your first
>> post) or 2/ are you checking the behaviour of programs because of either
>> the higher speed or the different microprocessor of the IIgs?
> 
> I'm trying to do both however due to time it's mostly 1 rather than
> 2.
> 
> My setup is:
> 
> * ROM 3 IIGs
> * Speed set to normal (IIe speed)
> * 5.25 drive connected to the Smartport
> * A 5.25 Disk II card (see step 3 below)
> 
> My current testing methodology is:
> 
> 1. Attempt to boot the game
> 2. If the game boots play the game for a few moments to see if it
> appears to work (no funny graphics glitches or other problems)
> 3. If the game fails to load I try it again with a 5.25 drive
> connected to a real Disk II card
> 
> I'd like to test the games thoroughly but I just don't have the time
> to play through each and every one (I've got hundreds of games to get
> through).
> 
> 
>> My cracks there answer to point 1 but do not guarantee point 2.
> 
> Hopefully your cracks will fix the bulk of the games that aren't
> working.  So far I've only run into a small handful of games that have
> gameplay issues after they load.
> 
> * Crystal Castles - Graphics don't appear to be updated.  You can see
> the gems disappear where Bentley is supposed to be moving, but he
> stays stationary.  You can hear the rest of the game running as well
> (enemies moving and such) but they don't appear on the screen.  The
> game is actually playing though as I managed to stumble into a warp an
> go to screen 3.
> 
> * Impossible Mission - There are funny white dots that appear behind
> you where you move, like the graphics aren't being updated properly.
> The game seems to play alright though.
> 
> * Mr. Robot - Same problem as IM but much worse.  The game is barely
> playable because of the mess of graphics that end up all over the
> screen.
> 
> * Night Flight - Some of the graphics don't load (only the cockpit).
> No idea if the game is still playing or not because I don't know the
> game, might be crashed.
> 
> 
> Tempest

Isn't there some control panel option controlling the copying of the hires
buffers to IIgs screen buffers?

-michael - NadaNet 3.1 and AppleCrate II: http://home.comcast.net/~mjmahon