2017-11-25: Weekly News

Hello and welcome to another issue of This Week in Blender Development! Blender is the free and opensource 3D creation suite for the next generation of artist. Follow the development on Twitter @BlenderDev.

This Week in Blender Development is openly developed on Github so please report any recommendations, bugs, or PRs for this website there.

If you have idea for some great feature that you think should be part of Blender try making a post on https://blender.community/c/rightclickselect/


Remember, you can test any changes done in master or blender2.8 by going to the developmental builds download page

Changes to Blender


  • Speedup BM_mesh_normals_update (40% improvement) rB43ddf0e9
  • UI: Encoding output quality UI clarification rBf218e6d4
  • Disable adding scene sequence strips into themselves rB175e8fdc
  • UV Cube Project: improve default behavior rB65af15ad
  • Add option not to select with un-hide rB0a69e3b3
  • Bake Action operator: Added missing Bendy Bones support rBfc77676f
  • Pasting poses now updates motion paths rBc01ffefb
  • Vertex Paint: missed removing settings from UI rB10a11209


  • Eevee: Add SSS support in probes rB5dfeecf4
  • Eevee: SSS: Add separated Albedo option rB7cbc7dd9
  • Python API: expose base_flag settings (depsgraph) rB4493d0d0
  • Cycles: add object level holdout property, to replace Z mask layer. rBf8fc77ec
  • Python API: Allow structs to define tags for their properties rB23d148ec
  • SceneRenderLayer Removal/Refactor rB3a95bdfc
  • Eevee: SSS: Add Translucency support rB846cdf53



  • Material pointer in hair systems rB56c1388e
  • Simplified API for generating hair follicles with a fixed max count rB5be3403a
  • Extend the fur generate modifier to also create guide curves rB2d241893
  • Start adding hair draw settings rBc6ddb6fd

New Patches

  • Cycles: Optical Vignetting and Depth of Field light distribution D2922
  • VSE Scene Strip Render Engine Settings D2924
  • Proposed fix for some math_color_blend functions D2925
  • Select similar for bones by action group index D2931
  • Improving Video Sequencer performance with C++ and OpenCL T53374

Other Projects

  • Workspaces: Integrating Interaction Modes - Requirements T53388
  • Workspaces: Integrating Interaction Modes - Proposals TT53389