gcpg83 - function [north, east] = gcpg83(fi, lam) % %...

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function [north, east] = gcpg83(fi, lam) % % GCPG83 Convert geodetic positions to NAD 83 state plane coordinates % for the Texas Central Zone % % The function accepts the latitude and longitude for a point in the % Texas Central Zone State Plane Coordinate System and computes the % corresponding State Plane Coordinates using the North American Datum of % 1983 (NAD 1983). % % Define Variables: % fi -- Latitude in decimal degrees % lam -- Longitude in decimal degrees % north -- State plane coordinate northing % east -- State plane coordinate easting % % References: % This program is an excerpt from the FORTRAN program spcs83.exe % distributed by the National Geodetic Survey and available for download % from http://www.ngs.noaa.gov/TOOLS/spc.html % % Examples: % format long % [N, E] = gcpg83(30.2746722, 97.7403306) % N = 3.070309369132513e+06 % E = 9.494651508324327e+05 % % Scott A. Socolofsky % CVEN 302, Fall 2009 % August 2009 % Convert inputs from degrees to radians fi = fi * pi/180; % Latitude in rad
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gcpg83 - function [north, east] = gcpg83(fi, lam) % %...

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