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/*									*/
/*	Copyright Pittsburgh Supercomputing Center 1987, 1988, 1990	*/
/*	All Rights Reserved						*/
/*	Author Joel Welling						*/
/*			    						*/
/*      cgm_clip.h version 1.0                                          */
/*                                                                      */
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extern void clip_on();  /* activate clipping */
extern void clip_off(); /* deactivate clipping */
extern void clip_toggle_debug(); /* turn debugging on or off */
extern int clip_markers(); /* clip a set of marker coordinates */
extern int clip_lines(); /* clip a set of line coordinates */
extern int clip_polygon(); /* clip a set of polygon coordinates */