The Smell of Molten Projects in the Morning

Ed Nisley's Blog: Shop notes, electronics, firmware, machinery, 3D printing, laser cuttery, and curiosities. Contents: 100% human thinking, 0% AI slop.

The New Hotness

  • Faking OpenGL 2.0 on Intel i945 Hardware

    OpenSCAD grumps about not finding OpenGL 2.0 whenever it starts up on my ancient laptop, which is tedious: that situation just isn’t going to change. Not a fatal error, although I do wonder what the OpenCSG rendering would look like.

    Anyhow, a bit of rummaging turns up a hack that’ll cause OpenSCAD to STFU and just start up. That doesn’t make OpenCSG work, which is pretty much not a problem for my simple needs.

    On Ubuntu-flavored distros, install driconf, then activate two options (in the Performance and Debugging tabs, respectively):

    • Enable limited ARB_fragment_shader support on 915/945
    • Enable stub ARB_occlusion_query support on 915/945

    And then It Just Works…