Optimization when we know that surface is in transparent black. 02/45102/2
authorHenry Song <henry.song@samsung.com>
Thu, 23 Jul 2015 14:08:39 +0000 (19:38 +0530)
committernisanthmp <nisanth.mp@samsung.com>
Mon, 3 Aug 2015 13:18:33 +0000 (18:48 +0530)
commit85d32b74e6eb43b0aa43f8635fce34ff83ef63a1
treec9419b2ff1c00c2993de90c9041f89d1079abe12
parent6553e8bbfb0afcc558a0e4bb2147159c0971d9db
Optimization when we know that surface is in transparent black.

If the original surface has not been modified or is clear,
we can avoid downloading data.

Change-Id: If881bae9109a57f061a4e8d956c3eaf3c6691cf1
Signed-off-by: nisanthmp <nisanth.mp@samsung.com>
src/cairo-gl-surface.c