To Create a Curve from a Surface
1. Click > > . The Curve from Surface tab opens.
2. Select a curve type:
◦
Free Curve ◦
Curve on Surface ◦
Isoline 3. To select a location for the curve, perform one of the following actions:
◦ Click a point on the surface for the curve to pass through.
◦ Click the References tab, click the Surface collector, select a surface, and then click a point on the surface.
A curve from surface with a default orientation is created.
4. To switch the curve direction, perform one of the following actions:
◦ Click
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.
◦ Hold down the CTRL key while you click the surface.
◦ Right-click and choose Flip.
5. To move the curve along the surface, drag the curve, or type a value from
0 to
1 in the
Value box. Optionally, click
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to export the parameter value to edit outside of Style.
6. Click
OK.
7. If needed, convert a curve from a surface to another curve type by selecting the curve and performing one of these actions:
◦ Click > > .
◦ Right-click and choose Convert.