A map of California with a shaded relief layer and drop shadow.
Building drop shadows with #turfjs
willymaps.github.io/experiments/...
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Hashtag
#turfjs
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The Sun position calculation is adapted from @wikipedia.org and #Turfjs is used to generate the terminator line from the Sun’s position.
en.wikipedia.org/wiki/Positio...
en.wikipedia.org/wiki/Equatio...
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Made this little guy to track the substantial growth of Erin's tropical-storm-force winds #mapshaper #turfjs #flubber #svelte5 🎁 www.nytimes.com/interactive/...
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In-browser spatial analysis pipelines with buffers, spatial filters, convex hulls, and more - but all you need is R code, no JavaScript required.
Learn how in the new mapgl vignette: walker-data.com/mapg...
#rstats #GIS #turfjs
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Endless stairs with #turfjs
willymaps.github.io/experiments/...
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Bumped an old #turfjs project that draws extruded arcs to the @maplibre.org v5 globe: willymaps.github.io/arcs/arc.html
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Turf.js rocks.
That is all.
#turfjs
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Drawing arrows and other symbols with #turfjs
willymaps.github.io/experiments/...
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8. Videos are also really smooth on a canvas element. Here is a great example from @darrenwiens.github.io: sparkgeo.com/blog/foss-fm.... I also tried combining #turfjs and a drone video here: willymaps.github.io/video/
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Interpolation with #turfjs willymaps.github.io/experiments/...
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A map previewing an application that allows someone to find the closest three MTA stops given their location
👋 Going to try and get back into sharing random web mapping things here.
Find the three closest MTA stops: williambdavis.ca/projects/mta... built with #maplibre #protomaps #turfjs
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chuffed to be the first backer of #TurfJS on @opencollect: if you care for the future of open source geospatial tech, i entreat you to do the same https://opencollective.com/turf?referral=1260
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