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Erode a bow tie shape without losing its integrity

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megiddgit
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I intend to use VDB tool to erode and dilate a 3d model. When eroding a bow-tie, the mid section disappears.

How can I prevent the bow-tie mid section from disappearing? Maybe introducing a threshold for erosion? Is there any way?

Edited by megiddgit - Aug. 9, 2020 01:09:36

Attachments:
19331_Bow_v1.obj (956.3 KB)
2020-08-06 20_06_50-19331_Bow_v1.obj_ ‎- Paint 3D.png (58.5 KB)

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