3 commits

Author	SHA1	Message	Date
torsten	1ce2924c28	one final(?) cleanup: ... - no need for sign() to be a class member - rename local ground elevation variable and make it method local	2009-05-02 00:44:21 +02:00
torsten	6af3e0eec3	- avoid duplicate computations ... - move local variables out of the class into the methods - use SG_xxx constants where applicable - use indexed properties instead of _0, _1, ... - code cleanup	2009-05-02 00:44:21 +02:00
torsten	7e3531ef5c	Implementation of ridge lift from Patrice Poly based on an algorithm of Ian Forster-Lewis	2009-05-02 00:44:20 +02:00