[Liblas-devel] libLAS 0.9.3 Released

Howard Butler hobu.inc at gmail.com
Fri Apr 11 02:36:18 EDT 2008


All,

I am pleased to announce the release of libLAS 0.9.3.  This release  
focused on Python bindings and Python autotests for the library.  The  
new Python bindings are located in ./python, and the Windows binaries  
include a zip file and a .exe installer that can be installed in a  
Python 2.5 installation.

To see how to use the Python bindings, take a look at the  
doctests .txt files located in http://liblas.org/browser/trunk/python/tests 
   They are built around the concept of a "file", much like the  
LASFile interface, with some more Python sugar (like iterator support  
so you can do 'for point in file:'.  I would like to add  
__geo_interface__ support to them in the near future, but I thought I  
would get them out there so people can test.

The only requirement to use the Python bindings is the ctypes library,  
which is standard in 2.5+.  If you install your own copy of ctypes,  
you should be able to use the bindings all the way back to Python  
2.3.  I have only tested them on 2.5 in both OS X and Windows, however.

Other changes to the library include:
- Adding LASReader_GetPointAt to support fetching a point at any  
location in the file
- Some tweaks to the windows makefiles
- Fix a copy/paste typo in LASPoint_GetFlightLineEdge (thanks Python  
autotests)

http://liblas.org/wiki/0.9.3/

Howard



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