Add willReadFrequently to 2d canvas contexts to heatmap #6741
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Looking good. |
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This PR is the follow up of #6084. |
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No need for the draftlog. I'll mention this PR in the release changelog. |
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fix for #6740
This change adds the willReadFrequently:true 2d context creation
attribute to the heatmap plotly. This is a performance hint that tells
the browser to optimize for readbacks.
See: https://html.spec.whatwg.org/multipage/canvas.html#concept-canvas-will-read-frequently