Hi there, does anybody know how i can build an spiral or helix ramp all along the red surface as i try yo sow in this picture
One way to do this is with Sporph in Grasshopper or Flow Along Surface in Rhino.
The commands morph your helix curve from a base surface to a target surface.
helix_flow_along_surface.3dm (177.9 KB)
Its simple, use pull curve
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ok, Mr. David Cockey