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strawberrytauParticipant
On my RPi2 this controller worked perfectly on a clean RetroPie install. No configuration or drivers needed.
Does the controller work on a PC? Perhaps you have a pairing issue?
strawberrytauParticipantI think this is a PAL vs NTSC resolution issue.
According to
http://nesdev.com/NESTechFAQ.htm#resolution
The full resolution of a NES game should be 256×240 but many emulators only display 256×224.
This would be consistent with the missing rows I’m seeing.
Is there any way I change the output resolution of this emulator?
strawberrytauParticipantI have noticed that the aspect ratio for NES games is also wrong. The system is not letter boxing correctly.
I actuvated the setting: video_aspect_ratio = 1.175 in retroarch.cfg but it does nothing. I’m stumped!
strawberrytauParticipantCould it be a raspberry pi overscan issue?
Update: The problem is not overscan. If I reduce the overscan I can shrink the visual image to a smaller area of the screen but the missing edges are not recovered.
I tested the ROM on an emulator on my Mac and the full screen image is fine, so it is not the ROM at fault.
I think there is a mismatch between the number of pixels the emulator wants to push to the screen and the screen resolution, but trying countless different screen reses does seem to fix the issue. I’d be grateful for any help. Thanks!
strawberrytauParticipantThis is what it should look like:
strawberrytauParticipantFantastic! This made a big difference and now the game plays as I would expect.
Thank you.
strawberrytauParticipantYou could try
sudo rpi-update
to upgrade your firmware to the bleeding edge. I have found that this improves performance in 3D intensive games (though be aware that the firmware is beta and may have other issues – take backups!).strawberrytauParticipantThanks. My mistake was that I hadn’t decompressed the bin files.
strawberrytauParticipantI found the solution!
http://emulation-general.wikia.com/wiki/Using_RetroArch
picodrive is using the default Retroarch keys, (x,z, arrows) and not the key map I’d set in emulation station. Alex Kidd, Sonic etc are working fine now!
Is there a rule of thumb for which emulators pick up the settings from emulation station and which don’t?
strawberrytauParticipantSorry! It seems emulation station is using picodrive, not Osmose. Picodrive should be picking up Retroarch keyboard settings, shouldn’t it? Any idea why it isn’t?
Also, is there a cheat sheet for all the various keys for shader and speed changing in Retroarch anywhere?
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