picom
picom adds visual effects to i3 — shadows, transparency, fading animations, and rounded corners. It uses the GLX backend for GPU-accelerated rendering.
Effects
Section titled “Effects”| Effect | Setting |
|---|---|
| Shadows | 12px radius, offset (-7,-7), 60% opacity |
| Fading | 3% steps for smooth transitions |
| Inactive opacity | 95% for unfocused windows |
| Corners | Square (0px radius, USGC aesthetic) |
| VSync | Enabled |
Configuration
Section titled “Configuration”Config is at ~/.config/picom/picom.conf. picom watches this file for changes when launched with --watch-config.