clear
函数可以清空Vector3iVector
对象中的所有元素。
def clear(self) -> None:
"""
Remove all elements from the container.
"""
无
无
import open3d as o3d
# 创建Vector3iVector对象
vector = o3d.utility.Vector3iVector()
# 添加元素
vector.extend([[1,2,3],[4,5,6],[7,8,9]])
print("清空前:", vector)
# 清空
vector.clear()
print("清空后:", vector)
清空前: Vector3iVector([1, 2, 3], [4, 5, 6], [7, 8, 9])
清空后: Vector3iVector()