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Questions tagged [gmt]

Generic Mapping Tools (GMT) is an open source collection of about 80 command-line tools for manipulating geographic and Cartesian data sets (including filtering, trend fitting, gridding, projecting, etc.) and producing PostScript illustrations ranging from simple x–y plots via contour maps to artificially illuminated surfaces and 3D perspective views

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Fill color in polygons using attribute variable in GMT (Generic Mapping Tool)

I want to FILL colors of the polygon (converted from .shp ESRI shapefile) based on an attribute (here OBJECTID, Area) from lookup color (.cpt), but I am getting colored outline of each polygon. I ...
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Deriving Topographic Information from Geotagged Photos?

I wish to extract elevation data from geotagged photos? I have worked with DEM's and the open source CLI program: GMT for my graduate studies. I own a DJI Phantom 3 and used the trial version of ...
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Creating tiling scheme to get multiple extents before gridding elevation data

Looking to create 1 degree by 1 degree tiles with pixel overlap to get extents before I start gridding. So basically I would like to have a shapefile of the tiling scheme with extents before having ...