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tmf.ui: instrument histogram #181

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@MatthewKhouzam MatthewKhouzam commented Nov 19, 2024

Add early exit when the model is unchanged

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This PR does more than instrument the histogram. It also adds some update to the code. The instrumentation should be a separate commit and the code change in another commit. The instrumentation should come first. you can both commits in this PR.

Add two flow scope logs and one scope log.

Change-Id: I1b59629da5f7f417880d8f35694fb296eaaddc62
Signed-off-by: Matthew Khouzam <[email protected]>
Speed up histogram by not redrawing when the data is unchanged.

Change-Id: Iea05f628da6e1baea4fd0be3b6071f363099c9bb
Signed-off-by: Matthew Khouzam <[email protected]>
@MatthewKhouzam MatthewKhouzam force-pushed the histogram-tracing branch 2 times, most recently from e247bb1 to 1f99bb8 Compare November 19, 2024 16:03
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Updated into two patches.

return;
}
fDataModel.setSelection(fSelectionBegin, fSelectionEnd);
HistogramScaledData scaledData = fDataModel.scaleTo(canvasWidth, canvasHeight, 1);
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shouldn't this be traced as well?

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