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Use bisection on StackChartTiming

Open gregtatum opened this issue 7 years ago • 2 comments

This should help to do less work on the chart drawing logic:

https://github.com/devtools-html/perf.html/blob/e177d4cd1a617d98bffbc2cb13972e2087893090/src/components/stack-chart/Canvas.js#L120-L133

┆Issue is synchronized with this Jira Task

gregtatum avatar Apr 03 '18 20:04 gregtatum

If you have a profile where this shows up, could you please share the link?

julienw avatar Apr 04 '18 11:04 julienw

Here is _drawCanvas taking time: https://perfht.ml/2GWswQH

STR:

  • Go to: https://perfht.ml/2GVAPfo
  • Add a selection
  • On Macbook put two fingers on trackpad down, and scroll diagonally on the stack chart.

gregtatum avatar Apr 04 '18 18:04 gregtatum