Polyline artefacts in Direct3D

Open GL

Direct3D

My crv settings:

Sysinfo

Rhino 9 SR0 2025-8-12 (Rhino WIP, 9.0.25224.18305, Git hash:master @ 2c5c2cb87c1d4a295c9fdf72cd03d253c678841d)
License type: Commercial, build 2025-08-12
License details: Cloud Zoo
Expires on: 2025-09-26

Windows 11 (10.0.26100 SR0.0) or greater (Physical RAM: 63GB)
.NET 9.0.1

Computer platform: LAPTOP - Plugged in [100% battery remaining]

Hybrid graphics configuration using DirectX
Primary display: NVIDIA RTX 2000 Ada Generation Laptop GPU (NVidia) Memory: 8GB, Driver date: 3-14-2025 (M-D-Y).

Integrated accelerated graphics device (shares primary device ports)

  • Laptop’s primary display device

Secondary graphics devices.
Intel(R) Arc™ Pro Graphics (Intel) Memory: 2GB, Driver date: 2-26-2025 (M-D-Y).

Integrated accelerated graphics device with 4 adapter port(s)

  • Windows Main Display is laptop’s integrated screen or built-in port
  • Secondary monitor attached to adapter port 1

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:\Users\piotr\AppData\Roaming\McNeel\Rhinoceros\packages\9.0\NVIDIADenoiser\0.4.3\NVIDIADenoiser.Windows.rhp “NVIDIADenoiser.Windows” 0.4.3.0

Rhino plugins that ship with Rhino
C:\Program Files\Rhino 9 WIP\Plug-ins\Commands.rhp “Commands” 9.0.25224.18305
C:\Program Files\Rhino 9 WIP\Plug-ins\WebBrowser.rhp “WebBrowser”
C:\Program Files\Rhino 9 WIP\Plug-ins\rdk.rhp “Renderer Development Kit”
C:\Program Files\Rhino 9 WIP\Plug-ins\RhinoScript.rhp “RhinoScript”
C:\Program Files\Rhino 9 WIP\Plug-ins\IdleProcessor.rhp “IdleProcessor”
C:\Program Files\Rhino 9 WIP\Plug-ins\UpdatesAndStatistics\UpdatesAndStatistics.rhp “UpdatesAndStatistics” 9.0.25224.18305
C:\Program Files\Rhino 9 WIP\Plug-ins\RhinoRenderCycles.rhp “Rhino Render” 9.0.25224.18305
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” 9.0.25224.18305
C:\Program Files\Rhino 9 WIP\Plug-ins\NamedSnapshots.rhp “Snapshots”
C:\Program Files\Rhino 9 WIP\Plug-ins\MeshCommands.rhp “MeshCommands” 9.0.25224.18305
C:\Program Files\Rhino 9 WIP\Plug-ins\RhinoCycles.rhp “RhinoCycles” 9.0.25224.18305
C:\Program Files\Rhino 9 WIP\Plug-ins\Toolbars\Toolbars.rhp “Toolbars” 9.0.25224.18305
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”

thanks @Piotr I can repeat that here.

RH-88862 Miter rendering in Direct3d is off

RH-88862 is fixed in Rhino WIP