edbb31f7ddea834b8e55ea66587ea8d33adc53fa - skia

commit	edbb31f7ddea834b8e55ea66587ea8d33adc53fa	[log] [tgz]
author	cdalton <cdalton@nvidia.com>	Mon Jun 08 12:14:44 2015 -0700
committer	Commit bot <commit-bot@chromium.org>	Mon Jun 08 12:14:44 2015 -0700
tree	15ddac4ce23919b8b8f5c60b8dfe2e623ca35dac
parent	c31af44336f5eb4a50e83e76e51962d46c3ed458 [diff]

Apply coverage in XP base class when using dst reads

Moves the coverage logic into GrGLXferProcessor for XPs that perform
dst reads. XPs that don't use a dst read are still responsible to
handle coverage on their own.

BUG=skia:

Review URL: https://codereview.chromium.org/1170553002

include/gpu/GrXferProcessor.h[diff]
src/effects/SkArithmeticMode_gpu.cpp[diff]
src/gpu/GrXferProcessor.cpp[diff]
src/gpu/effects/GrCoverageSetOpXP.cpp[diff]
src/gpu/effects/GrCustomXfermode.cpp[diff]
src/gpu/effects/GrDisableColorXP.cpp[diff]
src/gpu/effects/GrPorterDuffXferProcessor.cpp[diff]
src/gpu/gl/GrGLXferProcessor.cpp[diff]
src/gpu/gl/GrGLXferProcessor.h[diff]

9 files changed