# Share interactors for window level and width

**URL:** https://discourse.vtk.org/t/share-interactors-for-window-level-and-width/5296
**Category:** Support
**Created:** [March 2, 2021, 8:55am UTC](https://discourse.vtk.org/t/share-interactors-for-window-level-and-width/5296 "2021-03-02T08:55:46Z")
**Posts on this page:** 1
**Page:** 1

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### Author: ![Jothybasu\_Selvaraj](https://discourse.vtk.org/user_avatar/discourse.vtk.org/jothybasu_selvaraj/32/695_2.png) [@Jothybasu\_Selvaraj](https://discourse.vtk.org/u/Jothybasu_Selvaraj)
#### Post date: [March 2, 2021, 8:55am UTC](https://discourse.vtk.org/t/share-interactors-for-window-level-and-width/5296/1 "2021-03-02T08:55:47Z")

</div>

Hello,

I have MPR views and like to sync interactors on mouse move to adjust window level/width on all three views while the mouse is moved on any one image.

Any idea how to do this? What the pipeline is? I am using vtkRender and renderwidnow.

Thanks,  
Jothy