Starting surface needs at a minimum a PreserveEdges options like Patch has: Preserve edges Clamps the edges of the starting surface in place. This is useful if you are using a curve or points for deforming an existing surface, and you do not want the edges of the starting surface to move. (Added…

Patch: preserve edges of input surface

brian (Brian Gillespie) January 28, 2026, 3:51am 14

RH-87232 is fixed in Rhino WIP

Topic		Replies	Views
Rhino WIP Feature: Patch re-implemented Serengeti (Rhino WIP) patch	435	23707	January 28, 2026
FillSrf - Wishes / Features Serengeti (Rhino WIP) mac	13	604	April 1, 2025
Filling a Gap in a Polysrf Rhino for Mac	1	1399	December 18, 2017
FillSrf - Challenges - support the development Serengeti (Rhino WIP)	12	643	February 18, 2025
Change surface without moving contour [solved] Rhino for Windows	10	1571	September 12, 2014