?? arc.c
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#ifndef lintstatic char SccsId[] = " @(#)arc.c 4.1 (ULTRIX) 7/2/90";#endif not(lint)/* * Modification History * * April-11-1989, Pradeep Chetal * Added changes from 4.3Tahoe BSD for lots of new drivers *//* * Copyright (c) 1980, 1986 Regents of the University of California. * All rights reserved. The Berkeley software License Agreement * specifies the terms and conditions for redistribution. */#ifndef lintstatic char sccsid[] = "@(#)arc.c 6.1 (Berkeley) 8/29/86";#endif not lint#include "grnplot.h"arc(x,y,x0,y0,x1,y1){ extern double atan2(); if (!ingrnfile) erase(); endvector(); printf("ARC\n"); outxy(x,y); outxy(x0,y0); outxy(x1,y1); printf("*\n%d %d\n0\n",linestyle,(int) (atan2(x1-x,y1-y)-atan2(x0-x,y0-y))); curx =x; cury =y;}
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