Questions tagged [breaklines]

A line in a TIN that represents a distinct interruption in the slope of a surface, such as a ridge, road, or stream.

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How to include 3D break lines in QGIS raster interpolation

I wish to add a break line to an interpolation of a set of survey points to simulate an elevated ridge in the survey area. Using QGIS 2.6 on Windows 7. I have created a polyline shapefile with a ...
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Generate breaklines

For a research project I'm working on a sound model. For the sound model I need the breaklines of the landscape. The breaklines describe a change in the behaviour of the surface. I added a picture of ...
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Points on the opposing side of a breakline

If you have a breakline or even a single line segment within a DEM, how can you tell if two points lie on the opposing side of that breakline or line segment? From a computational geometry standpoint ...
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Importing .geotiffs and wavelet denoise plug-in - GIMP

I am trying to run the wavelet denoise plug-in tool on GIMP to smooth a .geotiff. Unfortunately when I import the .tiff, the spatial refernece is lost and the image appears black. My goal was to ...
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Projecting 2D (poly)lines and polygons on point cloud or (tri)mesh (TIN)?

I'm searching a way to project 2D (break)lines and polygons (they are in an Esri shapefile but I can translate them to something different if needed, like geojson for example) on a point cloud (seems ...