Lin.ear th.inking

The OGC Simple Features specification implemented by JTS has strict rules about what constitutes a valid polygonal geometry.  These includ...

Now that OverlayNG has landed on JTS master , it is getting attention from downstream projects interested in porting it or using it.  One of...

I'm happy to say that OverlayNG has landed on the JTS master branch!  This is the culmination of over a year of work, and even more y...

This is another in a series of posts about the new OverlayNG algorithm being developed for the JTS Topology Suite . (Previous ones are  her...

In a previous post I unveiled the exciting new improvement in the JTS Topology Suite called OverlayNG .  This new implementation  provides...

In the JTS Topology Suite ,  Overlay is the general term used for the binary   set-theoretic operations intersection , union , difference ...

There is often a need to find a point which is guaranteed to lie in the interior of a polygon.  Uses include placing cartographic labels, an...

The JTS TestBuilder is a great tool for creating geometry, processing it with JTS spatial functions, and visualizing the results.  It has p...

The operation of buffering a geometry is a core geospatial concept.  Standard buffers are computed using a fixed distance around the input ...

Since inception JTS has provided two client tools to aid in using the library.  They are the TestBuilder and the TestRunner .  The Test...