Contents Designing » Sketching » Sketch Tools » Splines » Spline Tool » Drawing a Continuous SplinePrint page Drawing a Continuous Spline Click Spline in the Sketch group. Select Draw continuous spline from the Spline section of the Sketch options panel. Click and drag to draw the spline. Release to finish drawing. « Drawing a Spline on a Sketch PlaneDrawing a Spline Between Points in 3D »