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(parent: 2610323) | patch
sse2: Skip src pixels that are zero in sse2_composite_over_8888_n_8888()
authorSøren Sandmann Pedersen <ssp@redhat.com>
Mon, 20 Dec 2010 21:11:48 +0000 (16:11 -0500)
committerSøren Sandmann Pedersen <ssp@redhat.com>
Tue, 21 Dec 2010 00:37:11 +0000 (19:37 -0500)
commita484a9c49c98dfad0d74af4440039f61bef24d48
tree1a882587570756a87465ab514583311ce8e4c7dctree | snapshot
parent2610323545cb5ee3dff0b7d7da505a1cd1e01b73commit | diff
sse2: Skip src pixels that are zero in sse2_composite_over_8888_n_8888()

This is a big speed-up in the SVG helicopter game:

   http://ie.microsoft.com/testdrive/Performance/Helicopter/Default.xhtml

when rendered by Firefox 4 since it is compositing big images
consisting almost entirely of zeros.
pixman/pixman-sse2.c diff | blob | history
Domain: Graphics System / Rendering Engine;