1 #include "e.h"
2 
3 void sqrt(int p2)
4 {
5 	static int af = 0;
6 	int nps;	/* point size for radical */
7 	double radscale = 0.95;
8 
9 	if (ttype == DEVPOST)
10 		radscale = 1.05;
11 	nps = ps * radscale * eht[p2] / EM(1.0,ps) + 0.99;	/* kludgy */
12 	nps = max(EFFPS(nps), ps);
13 	yyval = p2;
14 	if (ttype == DEVCAT || ttype == DEVAPS)
15 		eht[yyval] = EM(1.2, nps);
16 	else if (ttype == DEVPOST)
17 		eht[yyval] = EM(1.15, nps);
18 	else		/* DEV202, DEVPOST */
19 		eht[yyval] = EM(1.15, nps);
20 	dprintf(".\tS%d <- sqrt S%d;b=%g, h=%g, nps=%d\n", 
21 		(int)yyval, p2, ebase[yyval], eht[yyval], nps);
22 	printf(".as %d \\|\n", (int)yyval);
23 	nrwid(p2, ps, p2);
24 	if (af++ == 0)
25 		printf(".af 10 01\n");	/* make it two digits when it prints */
26 	printf(".nr 10 %.3fu*\\n(.su/10\n", 9.2*eht[p2]);	/* this nonsense */
27 			/* guesses point size corresponding to height of stuff */
28 	printf(".ds %d \\v'%gm'\\s(\\n(10", (int)yyval, REL(ebase[p2],ps));
29 	if (ttype == DEVCAT || ttype == DEVAPS)
30 		printf("\\v'-.2m'\\(sr\\l'\\n(%du\\(rn'\\v'.2m'", p2);
31 	else		/* DEV202, DEVPOST so far */
32 		printf("\\(sr\\l'\\n(%du\\(rn'", p2);
33 	printf("\\s0\\v'%gm'\\h'-\\n(%du'\\^\\*(%d\n", REL(-ebase[p2],ps), p2, p2);
34 	lfont[yyval] = rfont[yyval] = ROM;
35 }