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Fonts Highlights

BlinkOn 10, Toronto

Lightning Talks Day 1

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Dominik Röttsches�drott@google.com

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Native support for AAT Fonts

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Font Matching Improvements

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AAT - State Machine

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OpenType - GSUB Lookup Tables

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html5-full-render on Mac

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Results

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Results

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Thanks, @behdad, @ebraminio!

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Font Matching Improvements

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Family Matching

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“Local Matching”

Resolving src: local(<name>)

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Google Fonts on Android

  • Google Fonts uses src: local() sources as speed-up when local version is available
  • Without correct src: local() matching �Google Fonts speedup ineffective

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Before

After

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Only Roboto Regular selectable for local-speedup

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~12 Fonts

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All pre-installed fonts precisely selectable

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~240 Fonts

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Summary

  • Native AAT support in HarfBuzz brings 3-12x improvements in AAT shaping performance
  • Src: local() fix allows better selection of pre-installed fonts on Android and other OSes

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