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GEOS

'GEOS' is a C++ implementation of the functions and predicates defined in the OpenGIS "Simple Features for SQL" specification. It includes high quality implementations of all important spatial relationships and operations, robust versions of all functions in the dimensionally extended 9 intersection predicate model, and implementations of the operators Buffer(), Union(), and Intersection() and all other SFSQL functions including Area(), Length(), Centroid(), etc.

Last updated 7 Jan, 2008


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License(s) :

LGPLv2.1

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About

Leadership
Related Projects

GRASS (Geographic Resources Analysis Support System), PostGIS

Versions

2.1.3

2.1.3 stable released 2005-07-05

User Community and Support

Developer API documentation available in HTML format from http://geos.refractions.net/ro/doxygen_docs/html/

General Resources

Development

Developer Resources
  • VCS Checkout Command: -d :pserver: cvs@geos.refractions.net: /home/cvs/postgis login
  • E-mail
 

Please send comments on these web pages to bug-directory@fsf.org, send other questions to info@fsf.org.

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Permission is granted to copy, distribute, and/or modify this document under the terms of the GNU Free Documentation License, Version 1.2 or any later version published by the Free Software Foundation; with no Invariant Sections, with no Front-Cover Texts, and with no Back-Cover Texts.