dgit.raspbian.org Git - gtk4.git/commit

author	Benjamin Otte <otte@redhat.com>
	Mon, 3 Jul 2023 18:45:53 +0000 (20:45 +0200)
committer	Benjamin Otte <otte@redhat.com>
	Mon, 3 Jul 2023 20:02:44 +0000 (22:02 +0200)
commit	c6eb7fd4837c34ab83de7c79c141404862b80810
tree	0d826c3b8358bc0b986c81d86b4a4881a1149297	tree \| snapshot
parent	7c5837067318288efc15d9e753e9f3550cb7d7a2	commit \| diff

gsk: Fix luminance in Cairo and GL renderer

In particular, fix the combination of luminance and alpha. We want to do
mask = luminance * alpha
and for inverted
mask = (1.0 - luminance) * alpha
so add a test that makes sure we do that and then fix the code and
existing tests to conform to it.

gsk/gl/resources/mask.glsl		diff \| blob \| history
gsk/gskrendernodeimpl.c		diff \| blob \| history
testsuite/gsk/compare/mask-modes-with-alpha.node	[new file with mode: 0644]	blob
testsuite/gsk/compare/mask-modes-with-alpha.png	[new file with mode: 0644]	blob
testsuite/gsk/compare/mask-modes.png		diff \| blob \| history
testsuite/gsk/meson.build		diff \| blob \| history

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