# Exporter missing shading

**URL:** https://discourse.vtk.org/t/exporter-missing-shading/12675
**Category:** Support
**Created:** [November 10, 2023, 10:13am UTC](https://discourse.vtk.org/t/exporter-missing-shading/12675 "2023-11-10T10:13:28Z")
**Posts on this page:** 2
**Page:** 1

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### Author: ![wshunvx](https://discourse.vtk.org/letter_avatar_proxy/v4/letter/w/6a8cbe/32.png) [@wshunvx](https://discourse.vtk.org/u/wshunvx)
#### Post date: [November 10, 2023, 10:13am UTC](https://discourse.vtk.org/t/exporter-missing-shading/12675/1 "2023-11-10T10:13:28Z")

</div>

```
exporter = vtkGLTFExporter()
exporter.SetActiveRenderer(renderer)
exporter.SetRenderWindow(renWin)
exporter.SetFileName(filename)
exporter.SaveNormalOff()
exporter.SaveBatchIdOff()
exporter.InlineDataOn() 
exporter.Write()

```

 ![微信截图_20231110180530](https://discourse.vtk.org/uploads/default/original/2X/a/a61b7ba37facbfec71ce1bf3e7d3c7ee3ec2d2e8.jpeg)  
 ![微信截图_20231110180616](https://discourse.vtk.org/uploads/default/original/2X/1/114f510ffd017665b91cf94dcd67aef93ec55008.jpeg)

[58b34bb1-5758-419d-bb17-f4b330dd905b.stl](https://discourse.vtk.org/uploads/short-url/4c0WDssxOyqh1gAFE2VdvZ5SXmb.stl) (198.2 KB)

vertices or faces seems to be compressed.  
Resulting in missing shadows loaded with cesium, here’s a comparison.

 ![微信截图_20231110181141](https://discourse.vtk.org/uploads/default/original/2X/0/0f66afa0c746d89fe2bbd015ffb2981ec5c6c0e1.jpeg)

---

<div class="post-metadata">

### Author: ![wshunvx](https://discourse.vtk.org/letter_avatar_proxy/v4/letter/w/6a8cbe/32.png) [@wshunvx](https://discourse.vtk.org/u/wshunvx)
#### Post date: [November 10, 2023, 10:14am UTC](https://discourse.vtk.org/t/exporter-missing-shading/12675/2 "2023-11-10T10:14:56Z")

</div>

Vexation!  
Hope to get a reply.  
Thank you very much for your help.