diff options
| author | Seigo Nonaka <nona@google.com> | 2019-02-04 21:07:41 -0800 |
|---|---|---|
| committer | Seigo Nonaka <nona@google.com> | 2019-02-04 21:07:41 -0800 |
| commit | 1090f49c5aada61b7ed6eb7743e34cd4ea937b46 (patch) | |
| tree | b1d1a92b1546a6a7f3999d583f0d6e9980a4d300 /libs/hwui/renderthread/RenderThread.cpp | |
| parent | 49181399d571fa6b8f396ed29b2183ded4a1d565 (diff) | |
Implement batch horizontal advances callback
The SkFont's overhead is not negligible if we performs glyph width
computation one-by-one. HarfBuzz now supports batch width request,
so let's use it for aoviding SkFont's overhead.
Here is the raw performance scores:
android.text.StaticLayoutPerfTest:
create
RandomText Balanced Hyphenation : 16,311 -> 15,253: (-1058, -6.5%)
RandomText Balanced NoHyphenation : 6,679 -> 6,164: ( -515, -7.7%)
RandomText Greedy Hyphenation : 6,614 -> 6,083: ( -531, -8.0%)
RandomText Greedy NoHyphenation : 6,613 -> 6,090: ( -523, -7.9%)
Bug: 123907498
Test: minikin_tests
Test: hwui_unit_tests
Test: atest CtsTextTestCases
Test: atest CtsGraphicsTestCases
Test: atest CtsWidgetTestCases
Test: TreeHugger
Change-Id: I5a33e24aa0b5d865f02518c5e80177d5a7706593
Diffstat (limited to 'libs/hwui/renderthread/RenderThread.cpp')
0 files changed, 0 insertions, 0 deletions