fix bug when using cell data with to_mesh_state (#36)

* Update vtk.py fixing typo where point data is used for cell data in `to_mesh_state` * Update CHANGELOG.md update changelog
plotly · Mar 26, 2021 · daca5c1 · daca5c1
1 parent 6be5b01
commit daca5c1
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diff --git a/dash_vtk/utils/vtk.py b/dash_vtk/utils/vtk.py
@@ -66,7 +66,7 @@ def to_mesh_state(dataset, field_to_keep=None):
     if c_array:
       dataRange = c_array.GetRange(-1)
       nb_comp = c_array.GetNumberOfComponents()
-      values = vtk_to_numpy(p_array).ravel()
+      values = vtk_to_numpy(c_array).ravel()
       js_types = to_js_type[str(values.dtype)]
       location = 'CellData'
 

diff --git a/docs/CHANGELOG.md b/docs/CHANGELOG.md
@@ -5,6 +5,8 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
 ## [Unreleased]
+### Fixed
+* fix bug when using cell data with `to_mesh_state`
 
 ## [0.0.6] - 2021-02-22