Direct3D glitches

Serengeti (Rhino WIP)
1

In the latest WIP I’m getting weird glitches in certain view modes, Rendered/Arctic/Monochrome mostly, where some ghostly past frame is overlaid on the image. It doesn’t happen immediately, and re-opening the file fixes it for a while.

Rhino 9 SR0 2025-11-25 (Rhino WIP, 9.0.25329.12305, Git hash:master @ 94aabd9816971918af23c4e9a3978c27952e558c)
License type: Not For Resale Lab, build 2025-11-25
License details: Cloud Zoo
Expires on: 2026-01-09

Windows 11 (10.0.26100 SR0.0) or greater (Physical RAM: 64GB)
.NET 9.0.11

Computer platform: DESKTOP

Standard graphics configuration using DirectX
Primary display: NVIDIA GeForce RTX 3090 (NVidia) Memory: 24GB, Driver date: 10-29-2025 (M-D-Y). DirectX(11)

Accelerated graphics device with 4 adapter port(s)

  • Windows Main Display attached to adapter port 0
  • Secondary monitor attached to adapter port 1

Secondary graphics devices.
Intel(R) UHD Graphics 770 (Intel) Memory: 2GB, Driver date: 6-21-2025 (M-D-Y).

Integrated graphics device with 4 adapter port(s)

  • There are no monitors attached to this device!

DirectX Settings
Safe mode: Off

OpenBLAS: OpenBLAS 0.3.29 DYNAMIC_ARCH NO_AFFINITY Haswell MAX_THREADS=64.

Rhino plugins that do not ship with Rhino
C:\Program Files\Bongo 2.0 (64-bit)\Rhino6\Bongo.20.rhp “Bongo 2.0”
C:\Users\JamesCarruthers\AppData\Roaming\McNeel\Rhinoceros\packages\9.0\SubstanceImporter\2.0.7\Substance.Win.rhp “SubstanceImporter” 2.0.7.0
C:\Program Files\Bongo 2.0 (64-bit)\BongoUI.20.v60.rhp “BongoUI20v60”

Rhino plugins that ship with Rhino
C:\Program Files\Rhino 9 WIP\Plug-ins\Commands.rhp “Commands” 9.0.25329.12305
C:\Program Files\Rhino 9 WIP\Plug-ins\rdk.rhp “Renderer Development Kit”
C:\Program Files\Rhino 9 WIP\Plug-ins\UpdatesAndStatistics\UpdatesAndStatistics.rhp “UpdatesAndStatistics” 9.0.25329.12305
C:\Program Files\Rhino 9 WIP\Plug-ins\RhinoRenderCycles.rhp “Rhino Render” 9.0.25329.12305
C:\Program Files\Rhino 9 WIP\Plug-ins\RhinoRender.rhp “Legacy Rhino Render”
C:\Program Files\Rhino 9 WIP\Plug-ins\rdk_etoui.rhp “RDK_EtoUI” 9.0.25329.12305
C:\Program Files\Rhino 9 WIP\Plug-ins\NamedSnapshots.rhp “Snapshots”
C:\Program Files\Rhino 9 WIP\Plug-ins\MeshCommands.rhp “MeshCommands” 9.0.25329.12305
C:\Program Files\Rhino 9 WIP\Plug-ins\RhinoCycles.rhp “RhinoCycles” 9.0.25329.12305
C:\Program Files\Rhino 9 WIP\Plug-ins\Toolbars\Toolbars.rhp “Toolbars” 9.0.25329.12305
C:\Program Files\Rhino 9 WIP\Plug-ins\3dxrhino.rhp “3Dconnexion 3D Mouse”
C:\Program Files\Rhino 9 WIP\Plug-ins\Displacement.rhp “Displacement”
C:\Program Files\Rhino 9 WIP\Plug-ins\SectionTools.rhp “SectionTools”

2

Thanks for the report Jim, I know there is work being done in this regard. I don’t have a direct youtrack to share but will keep an eye out for similar issues.