deton

• deck.gl trips-layer animation: reading trips files dropped-onto
• animate moving icons

getting trips-json files

$ cat trips.json 
[{"vendor":"car","path":[[139.8007914,35.5144044],[139.9108676,35.4396142]],"timestamps":[0,600]},{"vendor":"escooter","path":[[139.9108139,35.439529],[139.8008987,35.5140027]],"timestamps":[0,600]}]
$ curl https://raw.githubusercontent.com/visgl/deck.gl-data/master/examples/trips/trips-v7.json 2> /dev/null | jq -c 'map(select(.path[0][0] < -73.98 and .path[-1][0] < -73.98 and .path[0][0] > -74.02 and .path[-1][0] > -74.02 and .path[0][1] < 40.75 and .path[-1][1] < 40.75 and .path[0][1] > 40.70 and .path[-1][1] > 40.70))' | jq -c '.' > trips-v7_0.json