17 lines
421 B
Python
17 lines
421 B
Python
import open3d as o3d
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import numpy as np
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pcd = o3d.io.read_point_cloud("pointcloud.pcd")
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# 估计法线
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pcd.estimate_normals(
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search_param=o3d.geometry.KDTreeSearchParamHybrid(
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radius=0.1, # 搜索半径
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max_nn=30 # 最大邻居数
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)
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)
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# 可视化法线
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o3d.visualization.draw_geometries([pcd], point_show_normal=True)
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# 获取法线数据
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normals = np.asarray(pcd.normals) |