5 <a HREF="index.html"> <IMG SRC="rsl.gif"> </a>
9 <h1>RSL_get_first_sweep_of_volume</h1>
14 <b>#include "rsl.h"</b> <br>
15 <b><a href=RSL_sweep_struct.html>Sweep</a> *RSL_get_first_sweep_of_volume(<a href=RSL_volume_struct.html>Volume</a> *v);</b>
19 <b>RSL_get_first_sweep_of_volume</b> returns a pointer to the first sweep pointer in the <b>Volume</b> structure <b>*v</b>, if one exist. Otherwise NULL is returned.
23 Upon successful completion, a pointer to the Sweep structure is returned. Otherwise, a NULL pointer is returned.
27 <a href=RSL_get_first_ray_of.html>RSL_get_first_ray_of_sweep</a><br>
28 <a href=RSL_get_first_ray_of.html>RSL_get_first_ray_of_volume</a>
31 <p>Author: <a href=john.merritt.html>John H. Merritt</a>