细分

细分曲线 节点在曲线输入的现有控制点之间添加更多的控制点。对于Bézier和聚样条线，样条线的形状不会有任何改变。

With Bézier curves, this can be used to increase the control on the shape of the curve while still having the higher-level provided by Bézier splines. Unlike the 圆角曲线节点。, where they are converted to poly splines.

标准的几何图形输入。