Sonntag, 26. August 2012

Gearscape Geoprocessing Language GGL2

GGL2 is a completely new language that takes ideas from different well known languages (SQL, XPath, imperative languages, etc.) to make geoprocessing easy and reliable.
The typical workflow when working with GGL2 is:
- To have a Desktop GIS (e.g. gvSIG CE, QGIS) with some data loaded on it.
- Execute a processing instruction with GGL2 (e.g.: show buildings > 1000 m²):



- Visualize in your Desktop GIS the results of the process:

GGL2 is a programming language designed specifically to solve geoprocessing problems. One key advantage of GGL2 is that scripts can be reused from other scripts and users very easily.
The website of GGL2 is well documented with tutorials and examples to start working with this powerful geoprocessing language.

You will be able to create some functionalities by yourself just writing a GGL2 script. This one for example will add a field with values: