Plots a B-spline with a really ugly interface. to plot a B-Spline, one must write the components in this way in to the textarea(white spaces and empty lines are ignored):
-
The degree of B-spline
-
The number of Control Points
-
Knot sequence in 1 row
-
Control points, 1 point per row
Example:
3
6
0 0 0 0.5 1.5 2 2.9 3 3.5 3.5
0 0
20 50
150 60
390 300
50 400
100 20