/*  * This file is part of the UCB release of Plan 9. It is subject to the license * terms in the LICENSE file found in the top-level directory of this * distribution and at http://akaros.cs.berkeley.edu/files/Plan9License. No * part of the UCB release of Plan 9, including this file, may be copied, * modified, propagated, or distributed except according to the terms contained * in the LICENSE file. */ #include "e.h" void sqrt(int p2){	static int af = 0;	int nps;	/* point size for radical */	double radscale = 0.95; 	if (ttype == DEVPOST)		radscale = 1.05;	nps = ps * radscale * eht[p2] / EM(1.0,ps) + 0.99;	/* kludgy */	nps = max(EFFPS(nps), ps);	yyval = p2;	if (ttype == DEVCAT || ttype == DEVAPS)		eht[yyval] = EM(1.2, nps);	else if (ttype == DEVPOST)		eht[yyval] = EM(1.15, nps);	else		/* DEV202, DEVPOST */		eht[yyval] = EM(1.15, nps);	dprintf(".\tS%d <- sqrt S%d;b=%g, h=%g, nps=%d\n", 		yyval, p2, ebase[yyval], eht[yyval], nps);	printf(".as %d \\|\n", yyval);	nrwid(p2, ps, p2);	if (af++ == 0)		printf(".af 10 01\n");	/* make it two digits when it prints */	printf(".nr 10 %.3fu*\\n(.su/10\n", 9.2*eht[p2]);	/* this nonsense */			/* guesses point size corresponding to height of stuff */	printf(".ds %d \\v'%gm'\\s(\\n(10", yyval, REL(ebase[p2],ps));	if (ttype == DEVCAT || ttype == DEVAPS)		printf("\\v'-.2m'\\(sr\\l'\\n(%du\\(rn'\\v'.2m'", p2);	else		/* DEV202, DEVPOST so far */		printf("\\(sr\\l'\\n(%du\\(rn'", p2);	printf("\\s0\\v'%gm'\\h'-\\n(%du'\\^\\*(%d\n", REL(-ebase[p2],ps), p2, p2);	lfont[yyval] = rfont[yyval] = ROM;}