Limited support
This feature is only present in Portal 2: Community Edition and Portal: Revolution.

aim_gyro_square_deadzone_pitch

🟦 Executable on Client

aim_gyro_square_deadzone_pitch <value>

Non zero values will bias aim toward straight horizontal aiming. Not recommended.

Note:

The value is saved and will be restored on next startup.

Note:

When running in split screen, each player has their own value.