tree 4926753a99407911577d641182b46083a451c80f
parent 6655095842ecdc56e1ab5507646dedd241e13d8b
author Mike Klein <mtklein@google.com> 1566396238 -0500
committer Skia Commit-Bot <skia-commit-bot@chromium.org> 1566396924 +0000

reject negative inv.a

Turns out we _can_ create a (only very very slightly) negative a term
when inverting a profile that passes our sanity tests.

Reject them like we do in fitting.  Was thinking about nudging it up to
0, but that would imply some strange things, like x not mattering...

Bug: oss-fuzz:16581
Change-Id: I2b30a36250936042da08e0f1771f5dc7610b9853
Reviewed-on: https://skia-review.googlesource.com/c/skcms/+/236082
Reviewed-by: Brian Osman <brianosman@google.com>
Commit-Queue: Mike Klein <mtklein@google.com>