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.