LilyPond Internals Reference: 3.2.138 staff-spacing-interface

### 3.2.138 `staff-spacing-interface`

This object calculates spacing details from a breakable symbol (left) to another object. For example, it takes care of optical spacing from a bar line to a note.

#### User settable properties:

`stem-spacing-correction` (number)

  Optical correction amount for stems that are placed in tight configurations. For opposite directions, this amount is the correction for two normal sized stems that overlap completely.

This grob interface is used in the following graphical object(s): `StaffSpacing`.

#### LilyPond – Internals Reference v2.24.4 (stable-branch).