Public bug reported:
Unity8 falls back to software rendering, confirmed the same error on
both low-end and high-end Intel graphics: Diamondville Atom N270 netbook
and Haswell i7-4770 desktop:
intel_miptree_blit: Can't use hardware blitter from MESA_FORMAT_R8G8B8A8_UNORM
to MESA_FORMAT_A_UNORM8, falling back.
intelCopyTexSubImage - fallback to swrast
Noticed in unity8.log after adding environment INTEL_DEBUG=perf
** Affects: unity8 (Ubuntu)
Importance: High
Status: New
** Tags: performance
** Summary changed:
- Unity8 falls back to software rendering [intel_miptree_blit: Can't use
hardware blitter from MESA_FORMAT_R8G8B8A8_UNORM to MESA_FORMAT_A_UNORM8,
falling back. intelCopyTexSubImage - fallback to swrast]
+ Unity8 falls back to software rendering on Intel GPUs [intel_miptree_blit:
Can't use hardware blitter from MESA_FORMAT_R8G8B8A8_UNORM to
MESA_FORMAT_A_UNORM8, falling back. intelCopyTexSubImage - fallback to swrast]
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https://bugs.launchpad.net/bugs/1583949
Title:
Unity8 falls back to software rendering on Intel GPUs
[intel_miptree_blit: Can't use hardware blitter from
MESA_FORMAT_R8G8B8A8_UNORM to MESA_FORMAT_A_UNORM8, falling back.
intelCopyTexSubImage - fallback to swrast]
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https://bugs.launchpad.net/ubuntu/+source/unity8/+bug/1583949/+subscriptions
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