Spline

  1. Select Sketch | Lines | Spline. More options...Less options...
    • (OR) Select the context-sensitive function Line Open Spline.
  2. Select the spline curve’s start point.
  3. Select the next point.
  4. Select more points or finish the spline curve by pressing the middle mouse button.
    • You can also finish the spline curve by closing it, or selecting the start point as its end point.
  5. Draw more spline curves by repeating steps 2-4 or finish drawing spline curves by pressing the ESC key or the middle mouse button.