make elevation_overlay() use rasterbrick

neilcharles / geoviz

Functions to make it easy to process DEM data and add GPS traces to rstats Rayshader scenes, and to overlay mapbox and elevation shading imagery

http://www.hilltop-analytics.com

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Closed neilcharles closed 5 years ago

neilcharles commented 5 years ago

Allows png conversion to be generalised and elevation_overlay() and slippy_overlay() to return either rasterbrick or png.

Then ggmap overlays will work :)

neilcharles commented 5 years ago