about 13 years ago - Comments Off on 50,000 Point GPS Track in Silverlight
About six months ago I posted a video showing a GPS track with 7,000 points in a slippy map control called DeepEarth. If you watch the video you can see that the track lags behind the map a little and I think I was at the limit of what was usable. Yesterday I wrote about…
about 13 years ago - 2 comments
There are a range of pan and zoom map controls (sometimes called slippy maps) available for C#/.NET and Silverlight/Moonlight. All the ones I’ve seen have something in common – they are bloated. The authors attempt to address the needs of as many users as possible and the result is large downloads and far too many…
about 13 years ago - 1 comment
Love maps? Want to make your own? Now it’s easy thanks to a set of free software. Previously I wrote about the OpenStreetMap project, which allows anyone to edit a map of the world. People can add points, lines and areas and “tag” them to show what they are. Once the data is uploaded a…
about 14 years ago - Comments Off on Optimizing DeepEarth For GIS Mapping
DeepEarth is an interesting Silverlight project. It allows interactive tile-based maps to run in a browser with overlays of custom data, however it suffers from some performance problems. Large GPS Track Logs I had the need to display GPS tracks in DeepEarth. GPS tracks can contain thousands of points. DeepEarth has three update modes called…
about 15 years ago - 2 comments
I recently embarked on the process of adding the shapefiles for Region 3 of the US Forest Service into OpenStreetMap (OSM). This post describes the method I used. First a bit of background. OSM is a free street level map of the world. Just like Wikipedia is a encylopaedia that anyone can edit, OSM is…
about 12 years ago
Hi, could tou explain how you did the poster as you explain in the previous post “how to be a cartographer” the use of Maperitive?
Thanks.
Romain
about 12 years ago
I used Maperitive to generate a very large bitmap which was then sliced up using a free poster program.
about 12 years ago
And coud you give the name of the free poster program?
Thanks.