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Blender developers meeting notes - April 9, 2017

11

2 interesting bits of 2.8 news this week: Systems not supporting OpenGL 3.3 or later will not run Blender 2.8, and Blender 2.8 builds are now available from the build bot!

Ton writes:

Here are the notes from today's 14 UTC meeting in irc.freenode.net #blendercoders.

1) Blender 2.79 targets

  • Updated the target planning. We still need to get all reviews done.
  • OpenHMD patch review will happen wednesday, Brecht van Lommel will help reviewing the Denoiser.
  • Alexander Romanov has a patch he would like for 2.79.
  • Bastien Montagne: PBVH painting review is nearly ready, just has complex side topics to tackle.
  • Sybren Stüvel worked on several Alembic IO fixes. This will go to 2.79 as well. (Keep posting or sharing Alembic files in public, please!)

2) Blender 2.8 projects

  • Dalai Felinto made an OpenGL and Viewport project priorities list.
  • Proposal is to gather the combined efforts of all current full-time coders to do the last OpenGL migration work. That will make Blender compile pure in OpenGL 3.3 Core Profile. Systems not supporting OpenGL 3.3 or later will not run Blender 2.8.
  • For everyone who doesn't understand "Core Profile", info from Khronos: "In 3.2, OpenGL was effectively split into two profiles, core and compatibility. An implementation was only required to define core, so compatibility is not guaranteed to be available.". More reading here and here.
  • Build bot now has working 2.8 builds.

3) Other topics and GSoC

  • Next week (Easter Sunday) is IRC meeting as usual. Might be less crowded :)
  • GSoC reviews are in progress: reminder for mentors to check!
  • Development Fund gave a 3 month grant to Hristo Gueorguiev ("nirved") to work on OpenCL optizations for Cycles.

Thanks,

-Ton-

About the Author

Avatar image for Bart Veldhuizen
Bart Veldhuizen

I have a LONG history with Blender - I wrote some of the earliest Blender tutorials, worked for Not a Number and helped run the crowdfunding campaign that open sourced Blender (the first one on the internet!). I founded BlenderNation in 2006 and have been editing it every single day since then ;-) I also run the Blender Artists forum and I'm Head of Community at Sketchfab.

11 Comments

  1. Marc Driftmeyer on

    OpenGL 3.3 or later will not run Blender 2.8,

    I think you meant to say, OpenGL 3.3 or earlier. You wouldn't want to penalize current GPU hardware.

  2. Looking forward to the Alembic improvements - Do you know when these improvements will make it into the main build ?

  3. Arnaud Couturier on

    I'm glad to see Blender updated to newer OpenGL! This should increase realtime performances, make the devs work easier, and allow more realtime features.

    • what is being said is , if you computer's videocard can't run opengl 3.3 then blender won't run . so that means just upgrade to a newer gpu and your system will run normally again.

      • 4.1 my card does support it but I don´t know why cycles does not work.

        GPU Engine Specs:
        1536CUDA Cores
        720Processor Clock Tester(MHz)
        92.2Texture Fill Rate (billion/sec)
        Memory Specs:
        2500 MHzMemory Clock
        GDDR5Memory Interface
        256-bitMemory Interface Width
        160Memory Bandwidth (GB/sec)
        Feature Support:
        4.5OpenGL
        1.1OpenCL
        PCI Express 3.0Bus Support
        YesCertified for Windows 7
        3D Vision, 3DTV Play, CUDA, DirectX 11, PhysX, SLI, TXAA, Adaptive VSync, FXAASupported Technologies
        2-waySLI Options
        Yes3D Vision Ready
        12 API

  4. just checked- doesn't work on my main computer...Gigabyte H61N-USB3,Intel i7-3770k CPU @ 3.50GHz 3.80 Gz,memory (RAM)16.0 GB,GeForce GTX Nvidia 1070 Founders series,Windows 10.

    Will be checking my laptops and Surface3 today. Hope someone gets info online about system structure that works. hardware and software.

  5. OpenGL 3.3 is a perfectly reasonable minimum requirement. Any hardware that doesn't support OpenGL 3.3, has to be very, VERY old, and probably quite slow too.

    I know money doesn't grow on trees, but seriously, if your PC doesn't support OpenGL 3.3, you're overdue for an upgrade by about 5 years. Sorry but it's time to get a new PC!

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