基本体

    模式

    物体模式和编辑模式

    菜单

    添加 ‣ 曲线

    快捷键

    See also

    When adding curves there are some common options like other Objects.

    在物体/编辑模式下，添加曲面 菜单提供六种不同的曲面基本体：

    NURBS圆环

    Adds an a closed loop of control point forming a circle. Note, a circle surface is never filled, unlike its “real” curve counterpart…

    Adds a generic surface patch consisting of a 4×4 grid plane with the center grid slightly raised.

    NURBS圆柱

    Adds an open end cylinder, consisting of an extruded NURBS Circle.

    Adds a generic sphere constructed by revolving a grid of control points about an axis.

    NURBS环体

    Adds a doughnut-shaped primitive created by rotating a circle around an axis.