21 September 2020

Notes for meeting of Monday, 21 September 2020. 11:00 CEST / UTC 9:00 on #blender-coders on blender.chat.


New Features and Changes

Blender 2.91

User Interface

  • Properties Editor (notes) (video :cinema:) (Hans Goudey)
    • Search through properties in the properties editor, automatically expanding and collapsing panels. Ctrl-F starts a search, and alt-F clears the search field.
  • Outliner (notes) (video :cinema:) (Nathan Craddock)
    • Object collections now have a color tag, set from the right-click menu.
    • Drag & drop for modifiers, constraints and grease pencil effects.
  • NLA Editor (Wayde Moss)
    • Always show all strips, also in tweak mode. (commit)


  • Sculpt (Pablo Dobarro)
    • Render Mask and Face Sets with modifiers active (commit)
    • Scale Cloth filter (commit)
  • Curves (Hans Goudey)
    • Allow caps for all geometry types (commit)
    • Add custom profile bevel support (commit) (video :cinema:)
  • Meshes:
    • Unify all XYZ symmetry options across modes. (commit) (Pablo Dobarro)
  • UVs:
    • Select face loops when in face-select mode (commit) (Campbell Barton)


  • 3D Viewport (Pablo Dobarro)
    • Fade inactive geometry overlay (commit)
    • Operator to switch to different objects in edit, sculpt and paint modes. D key (commit) (Pablo Dobarro)
    • Option to lock HDRI rotation to view (commit) (Pablo Dobarro)
  • Fluid simulation (Sriharsha Kotcharlakot)
    • Add various visualization options. (commit)


  • Eevee (Clément Foucault)
    • GGX multi-scatter distribution for glossy reflections, improving energy conservation.(commit)
  • Grease Pencil (Antonio Vazquez)
    • Add holdout materials (commit)
  • Shaders (Alex Strand)
    • Add emission strength input to Principled BSDF node (commit)


  • Constraints (Chris Clyne)
    • Action Constraint: Add manual time factor input control (commit)
  • Overrides (Bastien Montagne)
    • Support inserting items in collections created by Python add-ons. (commit)

Weekly Reports