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- from vedo import *
- s = Sphere(quads=True, res=10) # some test points in space
- pts = s.vertices
- vpts = Points(pts)
- vpts.compute_normals_with_pca(invert=True)
- vpts.print()
- normals = vpts.pointdata["Normals"]
- arrows = Arrows(pts, pts + normals/10).c('red5')
- show(vpts, arrows, axes=True).close()
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