tree 9de4153cb0ab40cbbb6c90709156bc2f246b8728
parent 6c772454a3faf6bacd375cf9c4dcd4d4c19debca
author John Stiles <johnstiles@google.com> 1679065531 -0400
committer SkCQ <skcq-be@skia-corp.google.com.iam.gserviceaccount.com> 1679079762 +0000

Implement reflect intrinsic in RP codegen.

This is done by manually evaluating `I - (N * dot(I,N) * 2)` on the
stack. I've verified the behavior via the existing runtime-effect test
slide.

Change-Id: Ic9953bd7af2a16565d059188b857fd83e638c227
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/657999
Commit-Queue: John Stiles <johnstiles@google.com>
Commit-Queue: Brian Osman <brianosman@google.com>
Reviewed-by: Brian Osman <brianosman@google.com>
Auto-Submit: John Stiles <johnstiles@google.com>