Commit b3eeb2a403548bc44fc605c051b622081de42410
2019-08-05T17:02:43
Emulate RGB textures using BGRX IOSurfaces. When the user requests an IOSurface Pbuffer with an RGB format, emulate the missing alpha channel by clearing it to 1.0 and masking reads and writes in shaders. BUG=angleproject:3766 Change-Id: I58c992bf641d9ece0f923603f32640615150e4f3 Reviewed-on: https://chromium-review.googlesource.com/c/angle/angle/+/1737437 Commit-Queue: Geoff Lang <geofflang@chromium.org> Reviewed-by: Kenneth Russell <kbr@chromium.org>