Re: [R-sig-Geo] Elevation profiles

2016-01-25 Thread Forrest Stevens
Hey Allie, long time, hope things are going well! Coincidentally I was working on something for a student of mine to do this so I'll throw my two bits in. Starting from two points which specify a line perpendicular to your swath and separated by the distance of your swath width, you can create a s

Re: [R-sig-Geo] Elevation profiles

2016-01-25 Thread chris english
Allie, Perhaps rgoes, gBuffer (which wouldn't necessarily fit your arbitrary width criteria but otherwise serve, (perhaps selecting your widths from a random distribution multiplier)) your polyline and lay it over your DEM, something like a swath transect? Sorry, just kinda thinking out loud. Or r

[R-sig-Geo] Elevation profiles

2016-01-25 Thread Alexander Shenkin
Hello All, I've done this in ArcMAP, but further requirements are making it harder to do it there, so was hoping I can do it in R. I have SRTM DEM rasters, and want to create an elevation profile. This profile is drawn along a polyline connecting 10 GPS points. I was able to do all that in