# testinput_buttontest - RetroBIOS - RetroBIOS

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# testinput_buttontest - RetroBIOS

Type | test
Classification | pure_libretro
Source | https://github.com/libretro/libretro-samples
Version | v1
Profiled | 2026-03-25
Cores | testinput_buttontest

Technical notes

Input button test core from libretro-samples. Renders an RLE-encoded controller image and highlights buttons in real time as pressed. Polls joypad and analog inputs. No file I/O.

Source: input/button_test/libretro.c. Single file, no external dependencies.

No BIOS or firmware files required. Generated on 2026-03-25T14:56:43Z