id summary reporter owner description type status priority milestone component version severity resolution keywords cc 311 GEOSGeom_getDimensions returns only 3 atrofast warmerdam The GEOSGeom_getDimensions (and _r) in the C API returns only 3, it seems that it never calls the Geometry object's getDimension but p->getCoordinateRO->getDimension() which I believe always leads to a 3 as seen in this file: source/headers/geos/geom/CoordinateArraySequence.h defect closed major 3.2.1 C API main Significant fixed dimension Charles.Thibert@… pramsey