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27 views

It is possible to invoke PostGIS internal function within new PostgreSQL user-defined function in C?

I have fuction f() and function ST_Area() for example. Can I invoke ST_Area() in the body of my function f()? Function f() is written in C. The code might look like this: #include "postgres.h" ...
2
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1answer
416 views

The minimum bounding circle of geometry that crosses the 180th meridian

Background: I've been given a task where I have to calculate the minimum bounding circle of Alaska (for the purpose of running a Roeck test). I'm using the Census' state level geometries available ...