Or, is there a canonical way to only update a cell if the dependencies actually change? [image] Can we do memoization? Question asked here: See the “changed” indicator stays activated every frame, instead of once per second: [image]

There’s not a general way to ignore changes: when a cell changes, everything downstream of that cell will be re-evaluated (even if the new cell’s value is equal to the old one, say per the same-value-zero algorithm). So, if you want something to update once a second, you would do it like this: sec…

Here’s a related discussion: [image] Throttle an observable Community Help I am trying to convert listeners like mousemove and zoom (of d3-zoom) into generators / observables in order to free them from their bindings. This way I can use them where and when ever I want to.…

I have an animation with 2 layers: with one layer that changes at 60fps, and one that changes less often than that. I think the mutable flow will work for that.

Here’s the output of that: [image] Sierpiński curve animation Here's a morphing space-filling Sierpinski curve, interpolating beween the steps! Inspired by This 1972 computer animation from Nelson Max's Topology Films Project Nadieh Bremer and piratefsh's versions (the curve drawing code…

Cell memoization

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mootari November 16, 2020, 8:19pm 3

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Cell memoization

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