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Content

2D objects

circle(r) with radius r, 园

1. circle(2)

oval(r1,r2) with x radius r1 and y radius r2, 椭园

2. oval(2,1)

2 semicircle(r) with radius r, 半园

3. -semicircle(1) and semicircle(1)

disc(r) with radius r

4. disc(1) disc with radius 1.

   ring(r1,r2) with two radius r1 and r2

5. ring(1,2) ring with radius 1 and 2.

   more in Drawing

   3D objects

6. cube
7. sphere
8. Cylinder
   more objects in graphics objects

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Reference 参阅