PROCEDURE: plot3d_options PURPOSE: Sets default options for the "plot3d" routine The only inputs are through keywords: KEYWORDS: MAP: one of the following strings: 'cylindrical', 'molleweide', 'ait' ,'lambert' .... (See manual for other maps, only the first 3 characters are req'd) COMPRESS: integer defining map resolution (see manual) 1 si default SMOOTH: 0 gives no smoothing. LOG: 0: linear color scale; 1: log color scale TRIANGULATE: Uses spherical triangulation if set LATITUDE: Center Latitude. LONGITUDE: Center Longitude. CREATED BY: Davin Larson LAST MODIFICATION: @(#)plot3d_options.pro 1.10 96/09/24