新螺旋线，它不像默认的普通螺旋线，它默认只有4个顶点，方便曲线调节，如果有需要，也可以调节参数，生成更多的顶点。 如下图对比，左边是默认的MAX螺旋线，右边是新螺旋线。 Just like the regular helix only with four bezier handles per turn (or more if you would like - you can control that with the Steps spinner) instead of 40 corner-points of the default Helix shape.

This tool is for adding details for your fractured model's internal faces , cracks and so on. It offers a built in solution for doing so without the need of external plugins by using 3ds max default modifiers in a clever and systematic way.