Wire display is coarse when the object is not selected. 2025-09-04_Tess.3dm (205.8 KB) There are 2 surfaces, one is selected. The selected one looks fine; the unselected one does not. When none is selected, they both are not nice. This is in current V8: [image] V9 OpenGL looks similar: [im…

I extracted the boundary of the longer surface and rebuilt the two long bottom edges with 16 points, what rebuild suggested and used sweep2 to make a new tunnel. Looks better. Guess this is not about the surface so I deleted the surface and kept just two curves in the file. [image] [image] [im…

Perhaps @stevebaer or @jeff … Is there a setting that controls the tesselation precision? And why is it so much better when an object is selected? The Direct3D display is far too coarse.

Hi - [image] Charles: The Direct3D display is far too coarse. Looks like this is WIP… [image] Direct3D - Curve becomes faceted when selected Serengeti (Rhino WIP) Thanks; I’m experimenting with some optimizations for curve drawing under Direct3D and it …

Thanks Wim. [image] Wim Dekeyser: Looks like this is WIP… And that’s why I reported it :grinning_face:

This is from todays (2025-10-22) news: [image] Rhino 9 WIP Available Now! Display: Direct3D: Coarse curve tessellation ( RH-89955 ) I tried with the file in the first post. Looks the same as before.

Coarse wire display when not selected

Serengeti (Rhino BETA)

Charles October 22, 2025, 7:16am 6

This is from todays (2025-10-22) news:

I tried with the file in the first post.
Looks the same as before.

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Coarse wire display when not selected

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