Hi, Grasshopper or RhinoCommon currently do not provide access to G3/G4 continuity as stated here: https://discourse.mcneel.com/t/blend-two-curves-with-g3-continuity-in-grasshopper/148656 However, I need to blend a lot of curves with G4, which can’t be done manually. Here are the things I tried,…

request for G3/G4 is listed as RH-70602 Blend two curves with G3 continuity in Grasshopper

[image] Blend two curves with G3 continuity in Grasshopper Grasshopper I recently made a component exactly for that, it blends up to G4: [image] G4 blend.gh (16.6 KB)

Automated Way to Achieve _BlendCrv with G4 Continuity?

Rhino Developer

brian (Brian Gillespie) April 7, 2026, 10:13pm 4

RH-70602 is fixed in Rhino WIP

Topic		Replies	Views
Blend two curves with G3 continuity in Grasshopper Grasshopper windows	7	1502	April 7, 2026
Blend Curve different end continuities in GH Grasshopper windows	2	741	October 19, 2021
BlendCrv equivalent for GH? Grasshopper windows	11	747	August 12, 2023
BlendCrv RhinoCommon Command Rhino Developer python	5	673	February 18, 2018
What is the best way to connect line and curve with G2 or higher continuity? Rhino for Windows curves	3	1564	October 3, 2018

Automated Way to Achieve _BlendCrv with G4 Continuity?

Related topics