1 5cedca1b 2004-05-15 devnull #include "e.h"
 2 5cedca1b 2004-05-15 devnull #include "y.tab.h"
 3 5cedca1b 2004-05-15 devnull 
 4 5cedca1b 2004-05-15 devnull void pile(int oct)
 5 5cedca1b 2004-05-15 devnull {
 6 5cedca1b 2004-05-15 devnull 	int i, nlist, nlist2, mid;
 7 5cedca1b 2004-05-15 devnull 	double bi, h, b, gap, sb;
 8 5cedca1b 2004-05-15 devnull 	extern double Pilegap, Pilebase;
 9 5cedca1b 2004-05-15 devnull 	int type, p1, p2;
10 5cedca1b 2004-05-15 devnull 
11 5cedca1b 2004-05-15 devnull 	yyval = salloc();
12 5cedca1b 2004-05-15 devnull 	type = lp[oct];
13 5cedca1b 2004-05-15 devnull 	p1 = oct + 3;		/* first entry */
14 5cedca1b 2004-05-15 devnull 	p2 = p1 + lp[oct+1];	/* 1 after last */
15 5cedca1b 2004-05-15 devnull 	gap = lp[oct+2];
16 5cedca1b 2004-05-15 devnull 	if (gap != DEFGAP)
17 5cedca1b 2004-05-15 devnull 		gap = EM(gap/100.0, ps);
18 5cedca1b 2004-05-15 devnull 	else if (type == COL)
19 5cedca1b 2004-05-15 devnull 		gap = 0;
20 5cedca1b 2004-05-15 devnull 	else
21 5cedca1b 2004-05-15 devnull 		gap = EM(Pilegap, ps);	/* 0.4 m between LCOL, etc. */
22 5cedca1b 2004-05-15 devnull 	nlist = p2 - p1;
23 5cedca1b 2004-05-15 devnull 	nlist2 = (nlist+1)/2;
24 5cedca1b 2004-05-15 devnull 	mid = p1 + nlist2 - 1;
25 5cedca1b 2004-05-15 devnull 	h = 0;
26 5cedca1b 2004-05-15 devnull 	for (i = p1; i < p2; i++)
27 5cedca1b 2004-05-15 devnull 		h += eht[lp[i]];
28 5cedca1b 2004-05-15 devnull 	eht[yyval] = h + (nlist-1)*gap;
29 5cedca1b 2004-05-15 devnull 	b = 0;
30 5cedca1b 2004-05-15 devnull 	for (i = p2-1; i > mid; i--)
31 5cedca1b 2004-05-15 devnull 		b += eht[lp[i]] + gap;
32 5cedca1b 2004-05-15 devnull 	ebase[yyval] = (nlist%2) ? b + ebase[lp[mid]]
33 5cedca1b 2004-05-15 devnull 			: b - EM(Pilebase, ps) - gap;
34 5cedca1b 2004-05-15 devnull 	if (dbg) {
35 5cedca1b 2004-05-15 devnull 		printf(".\tS%d <- %d pile of:", yyval, type);
36 5cedca1b 2004-05-15 devnull 		for (i = p1; i < p2; i++)
37 5cedca1b 2004-05-15 devnull 			printf(" S%d", lp[i]);
38 5cedca1b 2004-05-15 devnull 		printf("; h=%g b=%g\n", eht[yyval], ebase[yyval]);
39 5cedca1b 2004-05-15 devnull 	}
40 5cedca1b 2004-05-15 devnull 	nrwid(lp[p1], ps, lp[p1]);
41 5cedca1b 2004-05-15 devnull 	printf(".nr %d \\n(%d\n", yyval, lp[p1]);
42 5cedca1b 2004-05-15 devnull 	for (i = p1+1; i < p2; i++) {
43 5cedca1b 2004-05-15 devnull 		nrwid(lp[i], ps, lp[i]);
44 5cedca1b 2004-05-15 devnull 		printf(".if \\n(%d>\\n(%d .nr %d \\n(%d\n", 
45 5cedca1b 2004-05-15 devnull 			lp[i], yyval, yyval, lp[i]);
46 5cedca1b 2004-05-15 devnull 	}
47 5cedca1b 2004-05-15 devnull 	printf(".ds %d \\v'%gm'\\h'%du*\\n(%du'\\\n", yyval, REL(ebase[yyval],ps), 
48 5cedca1b 2004-05-15 devnull 		type==RCOL ? 1 : 0, yyval);
49 5cedca1b 2004-05-15 devnull 	sb = 0;		/* sum of box hts */
50 5cedca1b 2004-05-15 devnull 	for (i = p2-1; i >= p1; i--) {
51 5cedca1b 2004-05-15 devnull 		bi = sb + ebase[lp[i]];
52 5cedca1b 2004-05-15 devnull 		switch (type) {
53 5cedca1b 2004-05-15 devnull 		case LCOL:
54 5cedca1b 2004-05-15 devnull 			printf("\\v'%gm'\\*(%d\\h'-\\n(%du'\\v'%gm'\\\n", 
55 5cedca1b 2004-05-15 devnull 				REL(-bi,ps), lp[i], lp[i], REL(bi,ps));
56 5cedca1b 2004-05-15 devnull 			break;
57 5cedca1b 2004-05-15 devnull 		case RCOL:
58 5cedca1b 2004-05-15 devnull 			printf("\\v'%gm'\\h'-\\n(%du'\\*(%d\\v'%gm'\\\n", 
59 5cedca1b 2004-05-15 devnull 				REL(-bi,ps), lp[i], lp[i], REL(bi,ps));
60 5cedca1b 2004-05-15 devnull 			break;
61 5cedca1b 2004-05-15 devnull 		case CCOL:
62 5cedca1b 2004-05-15 devnull 		case COL:
63 5cedca1b 2004-05-15 devnull 			printf("\\v'%gm'\\h'\\n(%du-\\n(%du/2u'\\*(%d", 
64 5cedca1b 2004-05-15 devnull 				REL(-bi,ps), yyval, lp[i], lp[i]);
65 5cedca1b 2004-05-15 devnull 			printf("\\h'-\\n(%du-\\n(%du/2u'\\v'%gm'\\\n", 
66 5cedca1b 2004-05-15 devnull 				yyval, lp[i], REL(bi,ps));
67 5cedca1b 2004-05-15 devnull 			break;
68 5cedca1b 2004-05-15 devnull 		}
69 5cedca1b 2004-05-15 devnull 		sb += eht[lp[i]] + gap;
70 5cedca1b 2004-05-15 devnull 	}
71 5cedca1b 2004-05-15 devnull 	printf("\\v'%gm'\\h'%du*\\n(%du'\n", REL(-ebase[yyval],ps), 
72 5cedca1b 2004-05-15 devnull 		type!=RCOL ? 1 : 0, yyval);
73 5cedca1b 2004-05-15 devnull 	for (i = p1; i < p2; i++)
74 5cedca1b 2004-05-15 devnull 		sfree(lp[i]);
75 5cedca1b 2004-05-15 devnull 	lfont[yyval] = rfont[yyval] = 0;
76 5cedca1b 2004-05-15 devnull }