Rhino 6.19 Release Candidate 1 Available

Rhino 6 SR19 RC1 for Windows and Mac (6.19.19267) is now available
To get it, subscribe to the Release Candidate update stream on Windows or Mac.

Bugs Fixed:

  • Annotation: DimLinear: With no Draw forward correction, Dimension text may orient wrong (RH-54734)
  • File IO:
    • Text doesn’t read in from this PDF file (RH-54612)
    • Revolve goes bad in BlockEdit (RH-54749)
    • Reading Sketchup file: Some meshes have ununified normals (RH-54823)
    • Lights exported to different positions (RH-54862)* ImportPreferences: Typo in Tool Palettes (RH-54803)
  • Join: Join - Preselected surface edge cannot be joined to other surface edges (RH-54533)
  • Print: Surface edge color incorrect when printing selected objects in shaded mode (RH-38049)
  • PrintPreview: Linetypes are not displayed at correct scale (RH-54532)
  • SDK: Make a RhinoCommon function for RhinoGetPointInsideSolidBrep (RH-54687)


  • PointDeviation: PointDeviation dialog - labels don't align with lines (RH-54483)

Crashes Fixed:

  • : opennurbs!ON_HistoryRecord::`RTTI Complete Object Locator' – Access Denied (MERGE) (RH-54599)
  • Display: RhinoCore!CTextureFileNotifier::AddFile – MERGE (RH-54376)

SDK Enhancement:

  • SDK:
    • Exposing ON_Brep::MatchTrimEnds in RhinoCommon (RH-54629)
    • Make a C++ SDK function to find a point inside a solid BREP (RH-54686)

Usability Problems Fixed:

  • Drag: Can't drag a whole polyline when it is already selected (RH-54726)

Mac-Only Changes

Bugs Fixed:

  • ApplyDisplacement: Render mesh disappear (RH-54466)
  • AutoSave: Rhino freeze (RH-54268)
  • BlendCrv: BlendCrv Edit option is broken (RH-54419)
  • Developer Tools: Update CI and bootstrap versions (RH-54689)
  • DragMode: DragMode broken on V6 for MAC (RH-54650)
  • EditPythonScript: Needs to support Dark Mode (RH-54446)
  • Grasshopper:
    • Search popup contrast poor in Dark Mode (RH-54679)
    • User Object Properties dialog does not open icon browser (RH-54693)
    • Cursor does not change when component is selected from the component palettes (RH-54740)* Lasso: Nested Lasso selects subobjects when whole objects are expected (RH-42830)
  • Length:
    • Nested Length command does not work properly (RH-54744)
    • Nested command does not change the cross cursor to an arrow (RH-54816)* Localization: Nesting the Length, Radius, and Distance commands doesn't work in localized (Asian?) versions. (RH-40858)
  • Offset: Length, Radius and Distance don't work on Mac (RH-40859)
  • Preferences: Fails to import custom tool sets (RH-54733)
  • Radius: Nested Radius command does not work properly (RH-54743)
  • Rebuild: Make the numbers work out (RH-47425)
  • Rendering: Realtime SDK: Raytraced Mode HUD and its icons too small (RH-53497)
  • RotateView: UI for new viewport rotation option needed (RH-39598)
  • Selection: SelID fails nested on Mac (RH-49457)
  • SelectionFilter: Command-line filter "Edge" is unknown (RH-45951)
  • Split: Command line cannot accept Sel commands (RH-38056)
  • Subobject Selection: Subcurves can't be extruded with Gumball (RH-42036)

Crashes Fixed:

  • AutoSave: Rhino freezes during Autosave when embedding Mono 6.0.0 (RH-54290)
  • RDK: Crash when attempting to use ToMeshArray() on a RenderPrimitiveList (RH-44411)

Features Added:

  • LayoutWorkspace: No way to display Osnap toolbar in Layout editor (RH-52543)
  • SelectionFilter: Can't type nested commands on Mac (RH-45950)

Incomplete Port:

  • CursorTooltip: Cursor tool tips offset (RH-51573)
  • Grasshopper: GH Window disappears when Rhino isn't the active application (RH-50695)
  • Preferences: Missing control point styles on Mac (RH-53848)
  • SDK: GHPython: Code completion / auto indent in GhPython on macOS (RH-54435)
  • UndoSelected: Not yet implemented (RH-52440)

Regressions Fixed:

  • ShowSelected: SelColor in hidden objects requires new selection - not so in RH5 (RH-46716)

Usability Problems Fixed:

  • Gumball: Pressing Space in value entry does not function as Enter (RH-36510)

Windows-Only Changes

Crashes Fixed:

  • Grasshopper: Components: Populate Geometry crash (RH-53872)

Tasks Completed:

  • Options: Move Control Point Style above Visibility (RH-54813)