From f18a568fe26a30c9557e4133152e642383583f47 Mon Sep 17 00:00:00 2001 From: Chris Kuethe Date: Mon, 29 Dec 2008 16:06:06 +0000 Subject: add and document lla2ecef --- contrib/README | 4 ++++ 1 file changed, 4 insertions(+) (limited to 'contrib/README') diff --git a/contrib/README b/contrib/README index 322af612..4432ac42 100644 --- a/contrib/README +++ b/contrib/README @@ -47,3 +47,7 @@ horizon, 13 are tracking, and at least 12 are actually used in a solution. gpsdlcdd.c is a lcdproc client for gpsd that turns your car computer into a rudimentary GPS receiver (provided you have at least a 4x40 LCD screen plugged in and configured to work with lcdproc). + +lla2ecef transforms latitude/longitude/altitude (aka north-east-up or local +tangential plane) coordinates into the earth-centered-earth-fixed frame. If +invoked as "ecef2lla" it will transform coordinates in the opposite manner. -- cgit v1.2.1