This is a reland of 997b37fdb9
Layout tests have been suppressed.
Original change's description:
> Revert "Revert "Make FP optimizations helpers use SkAlphaType not GrColorType""
>
> This reverts commit 078e8faa26.
>
> Change-Id: I67b2970584db5a1afbf9928b77c5444947ef71a3
> Reviewed-on: https://skia-review.googlesource.com/c/skia/+/255897
> Reviewed-by: Brian Salomon <bsalomon@google.com>
> Commit-Queue: Brian Salomon <bsalomon@google.com>
Change-Id: I6db4cff8b71ef1f29ac47f7729b9514d009f730a
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/256225
Reviewed-by: Brian Salomon <bsalomon@google.com>
Commit-Queue: Brian Salomon <bsalomon@google.com>
Metal swapchain textures (equivalent to GL's FBO 0) can't be used with
MTLBlitCommandEncoder. For copySurface we need to detect this and fail.
Future changes will handle GrSurfaceProxy.
Change-Id: I9235d91cf31e96260c8d1da5938f5441d2e49d27
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/252045
Commit-Queue: Jim Van Verth <jvanverth@google.com>
Reviewed-by: Greg Daniel <egdaniel@google.com>