1. From the Create menu introduce a YachtLINES hull, (Create -> YachtLINES).
2. The hull is initial shown in its raw form before the hull surface is generated. Select the hull form...
...and, in the attributes panel, choose interactive update. If you have a slower computer you can press an update button manually which allows parameters to be changed without the hull surface recalculating after each change.
Displaying Hull Surface Contours >>>