LibreSprite slows to a crawl when using a high polling rate mouse.

Author: OxtailSooopCreated Oct 13, 2025Updated Jul 8, 2026
Labelsunconfirmed bug
LibreSprite version
  • I am using the latest release or a build from latest commits.
  • I am not using the Flatpak. (If you are, please raise an issue here.
Tried with libresprite-git on AUR (5770468d30fcced2a83e6b55e3b936c11072ad13)
and regular libresprite package (1.2-dev)
Describe the bug

LibreSprite maxes out CPU and slows down when using a mouse to move canvas that has a report rate of over 250hz

To Reproduce

Use a mouse with a polling rate of over 250hz

Expected behavior

Canvas moves smoothly

OS/Hardware
  • Operative System: Arch Linux
  • CPU: 11th Gen Intel(R) Core(TM) i5-1135G7 (8) @ 4.20 GHz
  • GPU: Intel Iris Xe Graphics @ 1.30 GHz [Integrated]
Screenshots

https://github.com/user-attachments/assets/6ef201b4-410e-42d6-ac2a-05d3fe5c9d31

Additional context

Mouse: Logitech G203

Likely an upstream issue