A compressed format incorporating a files folder and a KML (.kml) file.
some new Garmin GPS models support raster images wrapped into Google Earths KMZ file. kmz) User created raster map (not locked to device).
The track in your image above is where the 2012 NORRA Mexican 1000 Rally was going to go, but I moved the race course to a new set of roads further North-East to avoid racing through the streets of Todos Santos. How to create custom GPS map with Mapwel software - Basic Steps. I do it all the time, but it's not a simple process.ġ) Convert each PDF into a JPEG or PNG, as you did to post that image above.Ģ) In Google Earth, use the Image Overlay tool (in the Add menu) to import the image as an overlay.ģ) Adjust the image transparency so you can see both the overlay image and the underlying Google Earth imagery.Ĥ) Move and scale the image so it perfectly lines up with the same geographic area in Google Earth.ĥ) Use the Google Earth "Add Path" tool to draw a line on top of the red line from your image.Ħ) In Google Earth, save that path you just drew (or set of paths) as a KML file (unless you can import KML directly).ħ) Use GPS Babel to convert the KML file to a GPX file.Ĩ) Open the GPX file in MapSource or BaseCamp to adjust track colors, then load into your GPS. If its still not listed, some very old GPS units, like the Nuvi 500 do not support custom map names so you must rename the file to gmapsupp.img in the. Click to expand.YES, it's possible, and it doesn't involve maps or Routes, it only involves GPS Tracks.