380 typedef struct frectangle {  struct
382 } frectangle;  argument
384 frectangle empty_frect = {1e30, 1e30, -1e30, -1e30};
389 int fintersects(const frectangle* r1, const frectangle* r2, double slant)  in fintersects()
400 int fcontains(const frectangle* r, fpoint p)  in fcontains()
406 void grow_bb(frectangle* dest, const frectangle* r)  in grow_bb()
415 void slant_frect(frectangle *r, double sl)  in slant_frect()
422 fpoint fcenter(const frectangle* r)  in fcenter()
434 	frectangle bb;			/* bounding box */
443 	frectangle bb;			/* overall bounding box */
444 	frectangle disp;		/* part being mapped onto screen->r */
533 	const frectangle* s = &univ.disp;  in cur_trans()
945 double frac_outside(const fpoint* p, const fpoint* q, const frectangle* r,  in frac_outside()
966 double in_length(const fpoint* p0, const fpoint* pn, frectangle r, double slope)  in in_length()
982 double out_length(const fpoint* p0, const fpoint* pn, frectangle r, double slope)  in out_length()
1228 int improve_pt(fpoint* p0, double len, const frectangle* r, double slant,  in improve_pt()
1263 void select_in_fpoly(fpolygon* fp, const frectangle* r, double slant,  in select_in_fpoly()
1296 pt_on_fpoly* select_in_univ(const frectangle* r, double slant)  in select_in_univ()
1444 	frectangle r;  in do_select()
1546 		const frectangle *udisp, double slant)  in draw_1fpoly()
1567 double get_clip_data(const fpolygons *u, frectangle *r)  in get_clip_data()
1578 	frectangle r;  in draw_fpoly()
1588 	frectangle clipr;  in eresized()