Share Email Facebook Twitter LinkedIn SURFACEAUTOTRIM (System Variable) 2013-04-10 Product Documentation Intermediate View Original Controls whether surfaces are automatically trimmed when you project geometry onto them. 0 Surfaces are not trimmed when you project geometry onto them 1 Surfaces are automatically trimmed to geometry that is projected using PROJECTGEOMETRY Related References Commands for Creating Procedural Surfaces Commands for Surface Editing Related Concepts About Trimming Surfaces