Just realized I could get the commands off of my back up drive. Here's more RotoX configuration info that you'll ever need:
So I have my frontend (Mala) running a big script file instead of a MAME executable. This way, I can have the script call out multiple versions of MAME as well as execute other commands (such as the roto profiler) as needed.
So if I pick Ikari Warriors, for instance, the following lines of my script file will execute where "%1" is the rom name passed to the script by Mala:
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...
if "%1" == "ikari" goto ikari
...
:ikari
Roto_X_Profiler_b1.exe /ON 3 /OFF 2 /R2 1 /R1 1
vmame131.exe %1 -video ddraw -nohwstretch -switchres -resolution 384x288 -nosleep -noreadconfig -joy -record lastgame.inp
exit
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This will set the ON pulse to 3, the OFF pulse to 2, and set each rotary stick up for SNK style rotary inputs (/R2 1 and /R1 1).
When I execute Frontline or Wild Western, I use this command:
Roto_X_Profiler_b1.exe /ON 8 /OFF 2 /R2 2 /R1 2
Notice that the it sets up both rotary sticks in Frontline mode (/R2 2 and /R1 2). Also, I found I needed a much longer pulse for Frontline. The interface should actually send an always on signal when in Frontline mode, but it doesn't, which is actually messing me up more and more the better I get at these games (how's that firmware fix coming Randy??). I still need to tweak the pulse a bit, because even with this longer pulse, I still miss a turn every once in a while.
Also note that assigning the buttons in MAME for Frontline style games is much more convoluted than SNK games. Instead of simple increment and decrement inputs, you've got to assign up/down/right/left to each of the 4 individual inputs that the interface will send when in Frontline mode. And you've got to get them in the right order through trial and error. Further complicating matters, if you try and assign the player 1 rotary inputs (which comes up as like button 14-17 when in frontline mode) there is a bug in MAME where it will not remember the setting of Button16 after quiting the game and restarting. To get around this, use the player 2 rotary inputs (which come up as like 24-27 when in frontline mode) with your player 1 stick.
I'm sure all this is pretty hard to understand... but I'm rushed, and its hard to explain. I can try again later in the week if it's still murky.