To Construct a Free-Form Surface Based on an Element's Vertices
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Select the B-spline Surface tool (
).
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Set Define By to Construction.
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Select the elements in the sequence that the B-spline surface is to follow.
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Enter a data point to accept the B-spline surface.
Left: Select the elements, in the sequence that the B-spline surface is to follow (points 1 to 4). Right: Accept (5) to create the B-spline surface.
Rendered view of the B-spline surface.