Introduction - If you have any usage issues, please Google them yourself
1, free curve include: the Second, Third, N times Bezier curves, quadratic, cubic uniform B-spline curve 2, Bezier curve algorithm requested subdivision algorithm selection 3, uniform B-spline curve control polygons have been at the end of the first vertex 4, the use of B-spline curve of local control to dynamically modify curve shape 5, interface design friendly, intuitive geometry.