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Screen refresh When Using PSPBEEB homebrew

Open PeteKeys007 opened this issue 2 months ago • 4 comments

Game or games this happens in

PSPBEEB

What area of the game / PPSSPP

When I try to use the homebrew BBC Micro Emulator PSPBEEB, it starts fine.

However, if I press select to bring up the emulator menu nothing happens. If I exit the app on Android and go back into PPSSPP the settings menu is displaying properly.

I think there's a screen refresh issue to the PPSSPP emulator as it appears that the select key press doesn't trigger the menu option within PSPBEEB.

I've tested the PSPBEEB app on PPSSPP for at least 4 year and it has always had this issue.

A link to the emulator can be found here: http://zx81.zx81.free.fr/serendipity/index.php?/categories/9-BBC-Micro

What should happen

When I press select the menu for PSPBEEB should display without having to minimise the app and then open it again.

Logs

No response

Platform

Android

Mobile device model or graphics card (GPU)

AYN Odin 2 handheld with Qualcomm Snapdragon 8 Gen 2 processor

PPSSPP version affected

All versions tested

Last working version

All versions tested

Graphics backend (3D API)

Other

Checklist

  • [x] Test in the latest git build in case it's already fixed.
  • [x] Search for other reports of the same issue.
  • [x] Try resetting settings or older versions and include if the issue is related.
  • [x] Try without any cheats and without loading any save states.
  • [x] Include logs or screenshots of issue.

PeteKeys007 avatar Nov 16 '25 21:11 PeteKeys007

Can you try turning on Software Rendering in PPSSPP's setting?

Likely the emulator uses some mix of drawing with the PSP GPU and the CPU, and this can cause refresh issues with our GPU-accelerated backends.

hrydgard avatar Nov 16 '25 22:11 hrydgard

Thanks for the reply.

You are right, as when I tested the software rendering option it didn't have the select button menu issue. It is really slow with hardware rendering disabled.

PeteKeys007 avatar Nov 17 '25 11:11 PeteKeys007

I guess it isn't possible to fix the issue so that it works using the hardware mode?

Thanks for taking the time to build this great emulator. :-)

PeteKeys007 avatar Nov 18 '25 09:11 PeteKeys007

Possible maybe, but the checks we'll need to add may slow down other things. So it's not really top priority.

hrydgard avatar Nov 24 '25 12:11 hrydgard