Generating a KML ElevationΒΆ

This section covers how to use GeoServer templates in conjunction with Google Earth support for ‘height’ to create a height visualizations.

  1. Create the height.ftl file in %TRAINING_ROOT%\geoserver_data\workspaces\geosolutions\states\states\ directory

  2. Open the height.ftl with a text editor and enter the following content:

    ${PERSONS.value?number / 100.0}

  3. Save the height.ftl and navigate to the GeoServer Layers Preview.

  4. Click the KML link next to the geosolutions:states layer.

    ../_images/height2.png

    Generating KML with the map preview

  5. In the resulting dialog choose to Open with Google Earth and OK (or double click on downloaded KML file)

    ../_images/height3.png

    Opening KML from GeoServer with Google Earth

  6. Zoom in until states show up in vector form, and then tilt the view to see them extruded.

    ../_images/height1.png

    Viewing the States population layer in Google Earth