As mentioned previously, polyface surfaces are extruded faces with one or more polyline curve edges. To draw a polyface surface:
- Select the Freehand tool. The cursor will change to a pencil with a polyline curve.
- Click and hold to place the starting point of your polyline curve.
- Drag the cursor to draw a polyline curve. Do not close the curve.
- Release the mouse button to stop drawing.
- Select the Line tool. The cursor changes to a pencil.
- Click at one end of the polyline curve to set the starting point of your line.
- Click at the other end of the polyline curve to set the ending point of your line. This step completes a face consisting of an arc and a straight line.
- Select the Push/Pull tool. The cursor will change to a 3D rectangle with an up arrow.
- Click on the face
- Move the cursor up to create the polyface surface in the positive direction or move the cursor down the expand the polyface surface in the negative direction.
- Click again when the polyface surface has reached the desired size. The vertical curved surface is an polyface surface.