The Journal

My thoughts, my passion.

Prerequisites To follow this tutorial you need intermediate knowledge on how to make use and apply QGIS, the open-source GIS application Sketchup Pro, by Trimble Also, you will need a DEM heightmap A DEM heightmap is a grayscale map, that defines terrain heights by their greyshade, where white is high and black is low altitude.

Prerequisites To follow this tutorial you need intermediate knowledge on how to make use and apply QGIS, the open-source GIS application Sketchup Pro, by Trimble Also, you will need a DEM heightmap A DEM heightmap is a grayscale map, that defines terrain heights by their greyshade, where white is high and black is low altitude.