FUNCTION findpolecross(maxline, minline, model)
long *maxline; long *minline; struct MODEL *model;
The line number of the maximum latitude.
The line number of the minimum latitude.
Model and orbital information.
Find the line numbers of the maximum and minimum latitude in the image. If the image crosses the South Pole, minline will be set to the line at which the image crosses the pole and maxline will be the northernmost line (either the first or last line of the image).
findpolecross() has no return value.