# IN vtk 9.2 vtkResliceImageViewer add mask find some programs

**URL:** https://discourse.vtk.org/t/in-vtk-9-2-vtkresliceimageviewer-add-mask-find-some-programs/12380
**Category:** Development
**Created:** [September 28, 2023, 5:39am UTC](https://discourse.vtk.org/t/in-vtk-9-2-vtkresliceimageviewer-add-mask-find-some-programs/12380 "2023-09-28T05:39:47Z")
**Posts on this page:** 1
**Page:** 1

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### Author: ![zhang](https://discourse.vtk.org/letter_avatar_proxy/v4/letter/z/aeb1de/32.png) [@zhang](https://discourse.vtk.org/u/zhang)
#### Post date: [September 28, 2023, 5:39am UTC](https://discourse.vtk.org/t/in-vtk-9-2-vtkresliceimageviewer-add-mask-find-some-programs/12380/1 "2023-09-28T05:39:47Z")

</div>

![企业微信截图_16958736708388](https://discourse.vtk.org/uploads/default/original/2X/f/f8f85015eadcc4189c949eabd5f5a0a60fc48d2a.png)  
 ![企业微信截图_16958736982050](https://discourse.vtk.org/uploads/default/original/2X/c/c9c9e832e6637e004c47390f701c453152551a98.png)  
when the red ball int the front ， adjusting the slice to backward , the ball is still not move ，but when i adjusting the slice to forward . the slice reach a position，the ball will be covered;