1*11023Sshannon /*	integral.c	4.2	83/02/12	*/
211006Sshannon 
311006Sshannon # include "e.h"
411006Sshannon # include "e.def"
511006Sshannon 
611006Sshannon integral(p, p1, p2) {
7*11023Sshannon #ifndef	NEQN
811006Sshannon 	if (p1 != 0)
911006Sshannon 		printf(".ds %d \\h'-0.4m'\\v'0.4m'\\*(%d\\v'-0.4m'\n", p1, p1);
1011006Sshannon 	if (p2 != 0)
1111006Sshannon 		printf(".ds %d \\v'-0.3m'\\*(%d\\v'0.3m'\n", p2, p2);
12*11023Sshannon #endif
1311006Sshannon 	if (p1 != 0 && p2 != 0)
1411006Sshannon 		shift2(p, p1, p2);
1511006Sshannon 	else if (p1 != 0)
1611006Sshannon 		bshiftb(p, SUB, p1);
1711006Sshannon 	else if (p2 != 0)
1811006Sshannon 		bshiftb(p, SUP, p2);
1911006Sshannon 	if(dbg)printf(".\tintegral: S%d; h=%d b=%d\n",
2011006Sshannon 		p, eht[p], ebase[p]);
2111006Sshannon 	lfont[p] = ROM;
2211006Sshannon }
2311006Sshannon 
2411006Sshannon setintegral() {
2511006Sshannon 	char *f;
2611006Sshannon 
2711006Sshannon 	yyval = oalloc();
2811006Sshannon 	f = "\\(is";
29*11023Sshannon #ifndef NEQN
3011006Sshannon 	printf(".ds %d \\s%d\\v'.1m'\\s+4%s\\s-4\\v'-.1m'\\s%d\n",
3111006Sshannon 		yyval, ps, f, ps);
3211006Sshannon 	eht[yyval] = VERT( (((ps+4)*12)/10)*6 );
3311006Sshannon 	ebase[yyval] = VERT( (ps*6*3)/10 );
34*11023Sshannon #else NEQN
35*11023Sshannon 	printf(".ds %d %s\n", yyval, f);
36*11023Sshannon 	eht[yyval] = VERT(2);
37*11023Sshannon 	ebase[yyval] = 0;
38*11023Sshannon #endif NEQN
3911006Sshannon 	lfont[yyval] = rfont[yyval] = ROM;
4011006Sshannon }
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