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by anholt
Wed Jun 27, 2018 4:24 pm
Forum: Raspbian
Topic: VC4 and Mesa Drivers Update Plan
Replies: 44
Views: 14029

Re: VC4 and Mesa Drivers Update Plan

@6by9 On Mesa master and current releases, the vc4 driver works with all kernel versions that Mesa has ever worked with. I don't believe we've ever had a kernel backwards compatibility regression.
by anholt
Thu Nov 23, 2017 1:40 am
Forum: Graphics programming
Topic: Getting Irrlicht engine to run on GL ES 2.
Replies: 8
Views: 4386

Re: Getting Irrlicht engine to run on GL ES 2.

Were you comparing to Mesa using irrlicht's GLES2 support, or a normal build? The minetest rendering I get on debian is awful -- legacy GL calls that are swamping the CPU with work, which aren't available in GLES2. Minetest on debian is also using GLX instead of EGL, so you get a bunch of bandwidth ...
by anholt
Mon Feb 15, 2016 9:47 pm
Forum: General discussion
Topic: New Open GL Driver, Bug report thread
Replies: 98
Views: 47628

Re: New Open GL Driver, Bug report thread

I've enabled issue tracking on my two github repos and propagated a bunch of these bugs there. Monitor issues and whole-system crashes would go to https://github.com/anholt/linux/issues and rendering troubles would go to https://github.com/anholt/mesa/issues. Feel free to put a +1 comment on issues ...
by anholt
Mon Feb 15, 2016 9:41 pm
Forum: Graphics programming
Topic: OpenGL development
Replies: 16
Views: 6494

Re: OpenGL development

Those black bands in the environment map might be some general issue with cube maps (they always appear near the edges), or some precision issue with my texcoord calculation (haven't checked that yet). We probably need to force the wrap mode for cubes to clamp-to-edge, if you haven't done that. I t...

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