Comment by tppiotrowski

Mapping shadows across the earth in real time based on location and time of day.

https://shademap.app/

Things I learned along the way:

- How slippy maps work and Leaflet.js

- Most elevation maps use data collected back in 2000! [1]

- You can perform calculation on the GPU without knowing GLSL [2]

[1] https://en.wikipedia.org/wiki/Shuttle_Radar_Topography_Missi...

[2] https://gpu.rocks/