Draws a quadratic or cubic spline (nonuniform rational B-spline) curve.
Specify:
| 1 |
First point |
| 2 |
Next point (loops so that you can specify as many points as you want) |
| 3 |
Complete the spline by one of the following methods:
|
a
|
Close (to close the spline)
|
|
b
|
Tangent
|
-or-
|
a
|
Enter (to end the spline without closing it)
|
|
b
|
Start tangent
|
|
c
|
End tangent
|
|
The spline is a single entity.