# Compute the dual of a cartesian AMR grid

**URL:** https://discourse.paraview.org/t/compute-the-dual-of-a-cartesian-amr-grid/6539
**Category:** ParaView Support
**Created:** [February 24, 2021, 1:12am UTC](https://discourse.paraview.org/t/compute-the-dual-of-a-cartesian-amr-grid/6539 "2021-02-24T01:12:46Z")
**Posts on this page:** 1
**Page:** 1

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### Author: ![woodscn](https://discourse.paraview.org/user_avatar/discourse.paraview.org/woodscn/32/3226_2.png) [@woodscn](https://discourse.paraview.org/u/woodscn)
#### Post date: [February 24, 2021, 1:12am UTC](https://discourse.paraview.org/t/compute-the-dual-of-a-cartesian-amr-grid/6539/1 "2021-02-24T01:12:46Z")

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Is there a straightforward way to compute a dual grid based on a cartesian AMR dataset? I started to attempt this by using the Cell Centers filter and attempting a Delaunay3D triangulation, but that did not work.

@patchett2002