Sample environment and script to create high quality contours via GRASS and GDAL/OGR. Typical use cases are isobar maps for weather- and elevation maps
It is inspired by an answer on StackOverflow.
http://gis.stackexchange.com/questions/87505/grass-v-generalize-method-douglas-not-working-as-expected
- GRASS GIS 7.2.0
- GDAL 2.1.2, released 2016/10/24
docker build -t grass .
docker run -it --rm -v $(pwd):$(pwd) -w $(pwd) grass ./sample-script.sh- results in new file
sample-data/isolines.geojson
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GRASS and Shell
https://grasswiki.osgeo.org/wiki/GRASS_and_Shell -
GRASS Docker Images
https://github.com/geo-data/grass-docker