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Blender Developers Meeting Notes: 13 March 2023


Modules & Projects

New Features and Changes


  • UV editing
    • Improve UV packer performance to operates on 100,000+ islands in seconds instead of hours (commit) (Chris Blackbourn)
    • Support manual seam placement in UV Cylinder Projection and UV Sphere Projection (commit) (Chris Blackbourn)
  • Edit mode
    • Improve undo storage performance to resolve a regression in Blender 3.4, improving on 3.3 over 2x (commit, commit, commit, commit) (Campbell Barton)
    • Parallelize edit mesh to mesh conversion for leaving edit mode and undo steps (commit) (Hans Goudey)
  • Avoid calculating bounding box for cube and grid primitive nodes (commit) (Hans Goudey)
  • Move face shade smooth flag to a generic attribute (commit) (Hans Goudey)
  • Avoid writing unnecessary attributes (commit) (Hans Goudey)


  • Add Transform, Trim, and Mesh Filter operators to Sculpt menu (commit) (Tarek Yasser)
  • Improve Edit face set operator (commit) (Joseph Eagar)

Video Sequence Editor

  • Use the same sampling as rendering (commit) (Jeroen Bakker)


  • Move Graph Editor settings to User Preferences (commit) (Christoph Lendenfeld)
  • Drivers: Introduce context properties (commit) (Sergey Sharybin)


  • Draw light icons using the light colors (commit) (Weizhen Huang)
  • Adjust the max value of “Edge Width” from 5 to 32 (commit) (Patrick Busch)
  • Gizmos
    • Slightly increase cage2d corner margins (commit) (Weizhen Huang)
    • Show hovering regions of cage2d gizmo to indicate constraint axis (commit) (Weizhen Huang)


  • Add License and Copyright meta-data (commit) (Harley Acheson)


  • Implement bicubic interpolation for realtime compositor (commit) (Omar Emara)

User Interface

  • Add parenting (Keep Transform Without Inverse) to menu (commit) (Philipp Oeser)

Python API

  • Extend save/load handlers, optionally take a filepath argument (commit) (Campbell Barton)

Weekly Reports

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