optimize src mode (opaque src in srcover) singleton with aa (e.g. a8 text mask)
Before:
8/8 MB 1 9.09ms 10.8ms 10.3ms 11.5ms 9% █▆▆▁▁▁▂▅█▆ nonrendering xfer4f_srcover_aa_1_opaque_linear
8/8 MB 1 10.2ms 12.1ms 11.7ms 13.2ms 9% ▅▇▁▂▁▄█▆▅▆ nonrendering xfer4f_srcover_aa_1_opaque_srgb
After:
8/8 MB 1 1.6ms 1.68ms 1.73ms 2.17ms 10% ▄▄█▁▃▁▁▂▁▁ nonrendering xfer4f_srcover_aa_1_opaque_linear
8/8 MB 1 3.13ms 3.62ms 3.97ms 5.81ms 21% █▃▁▂▆▂▂▂▃▂ nonrendering xfer4f_srcover_aa_1_opaque_srgb
BUG=skia:
GOLD_TRYBOT_URL= https://gold.skia.org/search2?unt=true&query=source_type%3Dgm&master=false&issue=1664713003
Review URL: https://codereview.chromium.org/1664713003
1 file changed