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Archive for 'Uncategorized'

Closed Contour Hillshading

Back in the old days of using paper USGS topographic maps the only indication of topography were the contour lines themselves. It could be difficult to distinguish between a gully and a ridge. Digital representations of topographic maps have improved the situation by adding hillshading, a visual cue that allows your brain to think about [...]

Enjoy the Map

There are so many things I’d like to do with the Closed Contour SPS map.  Cleaning up data problems, better labeling of important landmarks for climbers, features for overlaying personal data, making the map prettier — I really could work on it forever. But Closed Contour is just a hobby for me and it’s unclear [...]

Lessons from the Weekend

Last weekend I climbed Liberty Cap and Mount Watkins in Yosemite National Park with my brother and his wife.  It was a great trip, the waterfalls were going crazy, the weather was sunny and not too hot, and the nights not too cold.  A good (late) start to the season. While we were making our [...]

Welcome

So, my friend Jeff tweeted about my site so I guess in some sense it’s now public.  There were a few things I wanted to clean up before I went public but nothing too major: Tiles for the outer zoom levels look like crap right now.  I’ve got a somewhat cleaner look and feel for [...]