id summary reporter owner description type status priority milestone component version resolution keywords cc 2579 Add ST_AsTIN to PostGIS smathermather pramsey Leverage ST_Delaunay to provide 2.5D TIN from geometries. I have attached a hackerish SQL function which simply does a replace() on the appropriate ST_AsText results. I will patch to handle coordinate systems if there is interest in including in PostGIS. enhancement closed medium PostGIS 2.1.2 postgis 2.1.x duplicate TIN, ST_Delaunay, 3D