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On Apr 20 10:49, Marco Atzeri wrote: > > Already present in most of the distributions > > --------------------------------------------------------------------- > GEOS (Geometry Engine - Open Source) is a C++ port of the âJava Topology > Suite (JTS). As such, it aims to contain the complete functionality of JTS > in C++. This includes all the âOpenGIS Simple Features for SQL spatial > predicate functions and spatial operators, as well as specific JTS enhanced > topology functions. > > Geometries: Point, LineString, Polygon, MultiPoint, MultiLineString, > MultiPolygon, GeometryCollection > Predicates: Intersects, Touches, Disjoint, Crosses, Within, Contains, > Overlaps, Equals, Covers > Operations: Union, Distance, Intersection, Symmetric Difference, Convex > Hull, Envelope, Buffer, Simplify, Polygon Assembly, Valid, Area, Length, > Prepared geometries (pre-spatially indexed) > STR spatial index > OGC Well Known Text (WKT) and Well Known Binary (WKB) encoders and > decoders. > C and C++ API (C API gives long term ABI stability) > Thread safe (using the reentrant API) > ------------------------------------------------------------------------ Sure, go ahead. Thanks, Corinna -- Corinna Vinschen Please, send mails regarding Cygwin to Cygwin Maintainer cygwin AT cygwin DOT com Red Hat
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