Create a T-Spline quadball

Learn how to use the Quadball tool to create a T-Spline body in the shape of a primitive quadball in Fusion.

1. In the Design workspace, Form contextual environment, select Create > Quadball .

   The Quadball dialog displays.

2. In the canvas, select a plane or planar face.

3. Click to place a center point on the plane.

   A preview of the T-Spline body displays in the canvas.

4. Specify the Diameter of the quadball:

   • Drag the distance manipulator handle in the canvas.
   • Enter an exact value in the dialog.

5. Specify the number of Span Faces on the quadball:

   • Drag the quantity manipulator handles in the canvas.
   • Enter exact values in the dialog.

6. Select a Symmetry option:

   • None
   • Mirror: Adds mirror symmetry to the quadball for future edits.
     • Length Symmetry: Mirrors along the X axis.
     • Width Symmetry: Mirrors along the Z axis.
     • Height Symmetry: Mirrors along the Y axis.

7. Select an Operation option:

   • New Body
   • New Component (Direct Modeling mode only)

8. Click OK.

The quadball primitive displays in the canvas.