UF_CURVE_direction_struct_u (查看源代码)
定义在: uf_curve.h
也被称为：
- UF_CURVE_direction_struct_u
- UF_CURVE_direction_struct_p_u
概述
The following has been made a union to allow for additional direction
types in the future without having to change the interface.
Data Members
vector [ 3 ]
double