- To enable the tangent and normal graphic handles:
- Select a point on the curve.
- Right-click the point and select Tangent and normal graphic handles from the context menu.
- Click and drag the handles to edit the curve:
- Use the arrow handles tangent to the curve
to move the point, in a fixed direction, along the tangent.
- Use the arrow handles normal to the curve
to move the point, in a fixed direction, along the normal.
- Use the planar handles
to move the point across a 2D plane.
- Use the centre handle
to move the point freely.
- Use the arrow handles tangent to the curve
Note: Moving the cursor over a handle highlights the handle, indicating that you can move it.