# Find normal vector from a point cloud

**URL:** https://discourse.vtk.org/t/find-normal-vector-from-a-point-cloud/2803
**Category:** Development
**Created:** [March 11, 2020, 9:58am UTC](https://discourse.vtk.org/t/find-normal-vector-from-a-point-cloud/2803 "2020-03-11T09:58:55Z")
**Posts on this page:** 1
**Page:** 1

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### Author: ![smlm94](https://discourse.vtk.org/letter_avatar_proxy/v4/letter/s/8edcca/32.png) [@smlm94](https://discourse.vtk.org/u/smlm94)
#### Post date: [March 11, 2020, 9:58am UTC](https://discourse.vtk.org/t/find-normal-vector-from-a-point-cloud/2803/1 "2020-03-11T09:58:55Z")

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Hi, experts,  
1)I would like to ask about how can I mark a specific normal vector on a specific XYZ coordinate from a PLY point cloud file?

2)How to convert normal vector to a component with x rotation, y rotation and z rotation in degrees?