Calculates the coordinates of the point that is at
a specific radian angle in a specific distance from a source point.
Internally called by smoothArc
.
anglePoint(A, angl, len)
A vector of length two with the coordinates of the new point.
Vector of length two with the coordinates of the source point.
Radian angle indicating into which direction the new point is to be calculated.
The distance at which the new point is situated from the source point.
Lutz P Breitling <l.breitling@posteo.de>
smoothArc