integral.c revision 7c478bd95313f5f23a4c958a745db2134aa03244
/* Copyright (c) 1984, 1986, 1987, 1988, 1989 AT&T */
/* All Rights Reserved */
/*
* Copyright (c) 1980 Regents of the University of California.
* All rights reserved. The Berkeley software License Agreement
* specifies the terms and conditions for redistribution.
*/
/*
* Copyright (c) 1983, 1984 1985, 1986, 1987, 1988, Sun Microsystems, Inc.
* All Rights Reserved.
*/
#ident "%Z%%M% %I% %E% SMI" /* SVr4.0 1.1 */
# include "e.h"
# include "e.def"
integral(p, p1, p2) {
#ifndef NEQN
if (p1 != 0)
printf(".ds %d \\h'-0.4m'\\v'0.4m'\\*(%d\\v'-0.4m'\n", p1, p1);
if (p2 != 0)
printf(".ds %d \\v'-0.3m'\\*(%d\\v'0.3m'\n", p2, p2);
#endif
if (p1 != 0 && p2 != 0)
shift2(p, p1, p2);
else if (p1 != 0)
bshiftb(p, SUB, p1);
else if (p2 != 0)
bshiftb(p, SUP, p2);
if(dbg)printf(".\tintegral: S%d; h=%d b=%d\n",
p, eht[p], ebase[p]);
lfont[p] = ROM;
}
setintegral() {
char *f;
yyval = oalloc();
f = "\\(is";
#ifndef NEQN
printf(".ds %d \\s%d\\v'.1m'\\s+4%s\\s-4\\v'-.1m'\\s%d\n",
yyval, ps, f, ps);
eht[yyval] = VERT(EM(1.15, ps+4));
ebase[yyval] = VERT(EM(0.3, ps));
#else NEQN
printf(".ds %d %s\n", yyval, f);
eht[yyval] = VERT(2);
ebase[yyval] = 0;
#endif NEQN
lfont[yyval] = rfont[yyval] = ROM;
}