Files
filament/libs/math/tests
Philip Rideout 450fe214f9 Flip the shading normal when det < 0.
This was tested by replacing the node 0 scale in BusterDrone with
[-1, 1, 1].

For future reference, commit f728776 shows when we switched from
transpose(inverse()) to cof(). This was a good change, but before that
particular change, we had a "two wrongs made a right" situation for
mirrored normals.

Fixes #3001.
2020-09-22 16:54:44 -07:00
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