Houdini 19.5 Shelf tools

Set Guide Length shelf tool

Lengthens or shortens guide hairs.


This tool lets you lengthen or shorten curves. This can set an absolute length, scale (multiply) the existing length, or add and subtract length.


Setting Length to 0 will remove hair completely.

Clicking Set Guide Length on the Guide Process tab will put down a Guide Process SOP with the Operation parameter set to Set Length. For more information, see the Guide Process SOP help page.

Shelf tools

Using the shelf

  • Customize the shelf

    How to change the look of the shelf, change and rearrange its contents, and create your own shelf tools.