RSL_get_next_cwise_ray
RSL_get_next_ccwise_ray
Synopsis
#include "rsl.h"
Ray *RSL_get_next_cwise_ray(Sweep *s, Ray *r);
Ray *RSL_get_next_ccwise_ray(Sweep *s, Ray *r);
Description
cwise, means clockwise and it is defined to mean "in the direction of increasing azimuth angle (don't ask)." ccwise means counter-clockwise and it is defined to mean "in the direction of decreasing azimuth angle." Dennis Flanigan defined cwise and ccwise.
Return value
Upon successful completion, a pointer to the Ray structure is returned. Otherwise, a NULL pointer is returned.
See also
RSL_get_ray_from_sweep, RSL_get_ray_above, RSL_get_ray_below, RSL_get_first_ray_of_sweep, RSL_get_first_ray_of_volume.
Author: John H. Merritt