# Mapping between coordinate position (x,y,z) and voxel index

**URL:** https://discourse.vtk.org/t/mapping-between-coordinate-position-x-y-z-and-voxel-index/5357
**Category:** Support
**Created:** [March 10, 2021, 11:36am UTC](https://discourse.vtk.org/t/mapping-between-coordinate-position-x-y-z-and-voxel-index/5357 "2021-03-10T11:36:29Z")
**Posts on this page:** 1
**Showing post:** 8

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### Author: ![zhang-qiang-github](https://discourse.vtk.org/user_avatar/discourse.vtk.org/zhang-qiang-github/32/2519_2.png) [@zhang-qiang-github](https://discourse.vtk.org/u/zhang-qiang-github)
#### Post date: [May 31, 2021, 3:37pm UTC](https://discourse.vtk.org/t/mapping-between-coordinate-position-x-y-z-and-voxel-index/5357/8 "2021-05-31T15:37:15Z")

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@dgobbi Currently, I meet a problem about the world point, and this is the [detail](https://discourse.vtk.org/t/the-world-coordinate-is-changed-when-the-shown-image-is-rotated/5879/5). Could you please have a look at this question? This question really make me crazy. Any suggestion is appreciated!

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