s-expressions at the REPL prompt.
@example
- (load-option 'PLANETARIUM)
+ (load-option 'planetarium)
(define t (make-tellurion))
@end example
For example, to center the globe on Fairbanks, Alaska, enter this:
@example
- (t 'TURN-TO 64.844 -147.723)
+ (t 'turn-to 64.844 -147.723)
@end example
You can also have the tellurion draw the terminator as it would appear
Time''.)
@example
- (t 'TIME-TO
+ (t 'time-to
;; a recent vernal equinox
(make-decoded-time 0 29 9 19 3 2016))
@end example
symbols @code{time-to} and @code{current}.
@example
- (t 'TIME-TO 'CURRENT)
+ (t 'time-to 'current)
@end example
The tellurion redraws every 15 minutes to show the terminator's crawl
you apply it to @code{go}.
@example
- (t 'STOP)
- (t 'GO)
+ (t 'stop)
+ (t 'go)
@end example
@node Terrain Viewer, GNU Free Documentation License, Introduction, Top