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bokeh 2.2.3 (via conda 4.8.3); Mac OS X 10.15.7

Description of expected behavior and the observed behavior

Scatter points jittered on a categorical axis don't move when the categorical factor range (provided as range parameter) is modified. In a Discourse thread, Bryan put this down to a "deficiency in the current caching behavior of

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I don't think this is a duplicate ticket, even though it's quite an obvious feature after that cat demo at SciPy2018.

The code that selects and renders the different geos is here in the THREE.js code
https://github.com/maartenbreddels/ipyvolume/blob/master/js/src/scatter.js#L57

I don't know quite where/how to inject the mesh definition compatible with the data file of this form, but i

Some regular grids in Iris are generated from a reference point along a given coordinate direction along with an associated spacing.

The way this is currently implemented uses numpy.arange as follows:

https://github.com/SciTools/iris/blob/b2ce2a34e2eef7e3d6203c77ada7ed4ce89e3145/lib/iris/coords.py#L2293

Where zeroth is the value prior to the first point value, step is the numer