copy getAxis getFocal getFocus getLength getLocation isClosed mAxis mFocal Parabola Parabola Parabola Reverse setAxis setFocal

Parabola() [2/3] Parabola ( const Base::Axis2 &  A2, const double  Focal  ) 构造三维抛物线基于坐标系A2和焦距 基于坐标系A2和焦距 参数 [in] A2 坐标系A2 [in] Focal 焦距