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Information
GammaOS Lite is based on LineageOS 19.1 (Android 12). It provides a debloated and performance optimized experience for users who are looking to get the best out of their Anbernic RG405M.
All Google services and additional unused components removed for extra performance headroom.
Uses Retroid Pocket 3+ GPU Drivers for extra performance boost.
If you are already on GammaOS, GammaOs Lite will require a factory reset
Use GammaOS if you require Google services. https://github.com/TheGammaSqueeze/GammaOS/releases/tag/GammaOS_v1.1_RG405M
Features:
Features:
- Based on debloated and clean LineageOS 19.1 build, Android 12 for a smoother experience. Non-essential apps removed. No Google Service Framework, no Play Store or Google apps.
- L2/R2 fixed for apps and games with issues with those buttons.
- Daijisho launcher as front-end, pre-configured with RetroArch for some systems. (Optimized settings for GB,GBC,GBA,NES,SNES,Genesis,PSX) (PSX will require a BIOS file to be supplied by you).
- Aurora store included.
- Adguard ad blocking included as default (can be disabled via Private DNS settings).
- Magisk/root included.
- 60hz refresh rate fix for display (stock is 61.2hz and can cause frame pacing issues with emulation).
- Oversharpening display fixed.
- Analog stick calibration for more tighter controls.
- CPU, GPU, Memory now using performance governors for extra performance boost.
- Experimental GPU drivers taken from Retroid Pocket 3+.
What's missing:
- Built-in button to on-screen mapping software, alternative solutions can be found in app store.
Changelog
- (v1.2 Lite) Add fix for L2/R2 issue, using my own code https://github.com/TheGammaSqueeze/retrogame_joypad_2_xbox
- (v1.2 Lite) Presents the physical gamepad as an xbox controller. This may require you to reconfigure your emulators and game controller settings if already on GammaOS.
- (v1.2 Lite) Back/Home button now functions the same as the stock OS. No more showing recent apps and goes back to home instead on long press.
- (v1.2 Lite) Toggle xbox button layout by holding L3+L1+R1 for 3 seconds, toggle back by using the same button combo.
- (v1.2 Lite) Can use home/back button as a hotkey for RetroArch (only when pressed with another button, otherwise acts as normal home/back button)
- (v1.2 Lite) Adjust screen brightness by holding home/back button and using the right analog stick UP/DOWN to adjust
- (v1.2 Lite) Fix flashing issues for those on different partition layouts
- (v1.2 Lite) Import Anbernic v1.18 firmware brightness scaling fixes
- (v1.2 Lite) Remove Anbernic stock GPU drivers, Retroid Pocket 3+ perform better and are stable.
- (v1.1 Lite) Initial release for GammaOS Lite, super debloated build with no GSF. Extra tweaks made for additional performance, using Retroid GPU drivers.
- (v1.1) Update system base image to lineage-19.1-20230508-UNOFFICIAL-arm64_bgN.
- (v1.1) Unlock full speed DDR memory frequency to 1866mhz for added performance boost.
- (v1.1) Move Retroid Pocket 3+ graphics driver to separate experimental build. Reintroduce Anbernic graphics driver with added optimizations as default.
- (v1.1) Update flashing scripts to use alternative flashing method to prevent issues with incompatible devices. Updated instructions.
- (v1.1) Update RetroArch/Daijisho - for fresh installs/factory reset only. Change default SNES RetroArch core to Snes9x Current to overcome bug with controls not working when launching from Daijisho.
- (v1.1) Update RetroArch settings - for fresh installs/factory reset only. Menu toggle moved to L3 + R3 combo. Close Content menu option closes RetroArch and back to previous app (usually Daijisho). Increase menu font size.
- (v1.1) Update RetroArch hotkeys - for fresh installs/factory reset only (Home/Back button + L1/Slow Motion | L2/Load State | R2/Save State | R1/Fast Forward | X/Show FPS | Y/Screenshot).
- (v1.0) - Initial release
Download
(v1.2 Lite) https://drive.google.com/file/d/1TLWD5ulzc671z8cRakACr5gmrz155ogm/view?usp=drive_link