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给定一个带有一个 BSpline/NURBS 曲面的 Blender 文件(例如Add -> Surface -> NURBS Sphere),我有兴趣导出它的控制多边形(定义它的 3D 点)及其结向量。
Add -> Surface -> NURBS Sphere
确切的格式不太重要,只要它是文本即可。(我尝试导出到OBJ,但得到了球体的三角近似值,而不是系数和点。)
OBJ
任何帮助/提示将不胜感激。