中文说明：B-spline曲线拟合DEM的代码,包括拟合函数，DEM信息和路径规划等信息，希望可以帮助大家理解B样条曲线的原理和应用。B-spline曲线拟合DEM的代码,包括拟合函数，DEM信息和路径规划等信息，希望可以帮助大家理解B样条曲线的原理和应用。
English Description：
B-spline curve fitting DEM code, including fitting function, DEM information and path planning information, hope to help you understand the principle and application of B-spline curve. B-spline curve fitting DEM code, including fitting function, DEM information and path planning information, hope to help you understand the principle and application of B-spline curve.