Georg Lehmann 83e9ae2d5c radv: do not report wave32 in gl_SubgroupSize for Doom Dark Ages
The shaders in question use:

(memory_load + (gl_SubgroupSize - 1)) & ~(gl_SubgroupSize - 1)

My guess is that this is supposed to be the subgroup size of whatever
produced the value, not the subgroup size in this shader.
And because in the consumer the workgroup size is 32, we use wave32.

Fixes: a2d3cbac2a ("radv: determine subgroup/wave size early")
Closes: https://gitlab.freedesktop.org/mesa/mesa/-/issues/14187

Reviewed-by: Samuel Pitoiset <samuel.pitoiset@gmail.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/38214>
2025-11-04 16:52:13 +00:00
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`Mesa <https://mesa3d.org>`_ - The 3D Graphics Library
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