Speed up rendering#165
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andreareina wants to merge 8 commits intoTrimps:masterfrom
andreareina:moar-faster
Open
Speed up rendering#165andreareina wants to merge 8 commits intoTrimps:masterfrom andreareina:moar-faster
andreareina wants to merge 8 commits intoTrimps:masterfrom
andreareina:moar-faster
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Appending to .innerHTML in a loop causes a parse every loop iteration, which is slow. Instead we accumulate the HTML strings and assign it to .innerHTML in one go so that parsing just happens once. This replaces the need for drawUpgrade(), so I've removed it as well.
Aggregating the style change is a minor speedup, most of the time is spent assigning the cell's `.innerHTML`.
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I think that's about as much as can be done with |
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The changes pretty much either remove modifications to
.innerHTMLwhere HTML isn't needed (e.g. numbers that don't go to infinity) or batch said modifications so that HTML parsing happens only once.One big source of jank I wasn't able to fix is in
drawGrid(), wherecell.innerHTMLis assigned to.