1 5cedca1b 2004-05-15 devnull #include "e.h"
 2 5cedca1b 2004-05-15 devnull 
 3 b237df90 2004-05-16 devnull int
 4 5cedca1b 2004-05-15 devnull startcol(int type)	/* mark start of column in lp[] array */
 5 5cedca1b 2004-05-15 devnull {
 6 5cedca1b 2004-05-15 devnull 	int oct = ct;
 7 5cedca1b 2004-05-15 devnull 
 8 5cedca1b 2004-05-15 devnull 	lp[ct++] = type;
 9 5cedca1b 2004-05-15 devnull 	lp[ct++] = 0;	/* count, to come */
10 5cedca1b 2004-05-15 devnull 	lp[ct++] = 0;	/* separation, to come */
11 5cedca1b 2004-05-15 devnull 	return oct;
12 5cedca1b 2004-05-15 devnull }
13 5cedca1b 2004-05-15 devnull 
14 5cedca1b 2004-05-15 devnull void column(int oct, int sep)	/* remember end of column that started at lp[oct] */
15 5cedca1b 2004-05-15 devnull {
16 5cedca1b 2004-05-15 devnull 	int i, type;
17 5cedca1b 2004-05-15 devnull 
18 5cedca1b 2004-05-15 devnull 	lp[oct+1] = ct - oct - 3;
19 5cedca1b 2004-05-15 devnull 	lp[oct+2] = sep;
20 5cedca1b 2004-05-15 devnull 	type = lp[oct];
21 5cedca1b 2004-05-15 devnull 	if (dbg) {
22 5cedca1b 2004-05-15 devnull 		printf(".\t%d column of", type);
23 5cedca1b 2004-05-15 devnull 		for (i = oct+3; i < ct; i++ )
24 5cedca1b 2004-05-15 devnull 			printf(" S%d", lp[i]);
25 5cedca1b 2004-05-15 devnull 		printf(", rows=%d, sep=%d\n", lp[oct+1], lp[oct+2]);
26 5cedca1b 2004-05-15 devnull 	}
27 5cedca1b 2004-05-15 devnull }
28 5cedca1b 2004-05-15 devnull 
29 5cedca1b 2004-05-15 devnull void matrix(int oct)	/* matrix is list of columns */
30 5cedca1b 2004-05-15 devnull {
31 5cedca1b 2004-05-15 devnull 	int nrow, ncol, i, j, k, val[100];
32 5cedca1b 2004-05-15 devnull 	double b, hb;
33 5cedca1b 2004-05-15 devnull 	char *space;
34 5cedca1b 2004-05-15 devnull 	extern char *Matspace;
35 5cedca1b 2004-05-15 devnull 
36 5cedca1b 2004-05-15 devnull 	space = Matspace;	/* between columns of matrix */
37 5cedca1b 2004-05-15 devnull 	nrow = lp[oct+1];	/* disaster if rows inconsistent */
38 5cedca1b 2004-05-15 devnull 				/* also assumes just columns */
39 5cedca1b 2004-05-15 devnull 				/* fix when add other things */
40 5cedca1b 2004-05-15 devnull 	ncol = 0;
41 5cedca1b 2004-05-15 devnull 	for (i = oct+1; i < ct; i += lp[i]+3 ) {
42 5cedca1b 2004-05-15 devnull 		ncol++;
43 5cedca1b 2004-05-15 devnull 		dprintf(".\tcolct=%d\n", lp[i]);
44 5cedca1b 2004-05-15 devnull 	}
45 5cedca1b 2004-05-15 devnull 	for (k=1; k <= nrow; k++) {
46 5cedca1b 2004-05-15 devnull 		hb = b = 0;
47 5cedca1b 2004-05-15 devnull 		j = oct + k + 2;
48 5cedca1b 2004-05-15 devnull 		for (i=0; i < ncol; i++) {
49 5cedca1b 2004-05-15 devnull 			hb = max(hb, eht[lp[j]]-ebase[lp[j]]);
50 5cedca1b 2004-05-15 devnull 			b = max(b, ebase[lp[j]]);
51 5cedca1b 2004-05-15 devnull 			j += nrow + 3;
52 5cedca1b 2004-05-15 devnull 		}
53 5cedca1b 2004-05-15 devnull 		dprintf(".\trow %d: b=%g, hb=%g\n", k, b, hb);
54 5cedca1b 2004-05-15 devnull 		j = oct + k + 2;
55 5cedca1b 2004-05-15 devnull 		for (i=0; i<ncol; i++) {
56 5cedca1b 2004-05-15 devnull 			ebase[lp[j]] = b;
57 5cedca1b 2004-05-15 devnull 			eht[lp[j]] = b + hb;
58 5cedca1b 2004-05-15 devnull 			j += nrow + 3;
59 5cedca1b 2004-05-15 devnull 		}
60 5cedca1b 2004-05-15 devnull 	}
61 5cedca1b 2004-05-15 devnull 	j = oct;
62 5cedca1b 2004-05-15 devnull 	for (i=0; i<ncol; i++) {
63 5cedca1b 2004-05-15 devnull 		pile(j);
64 5cedca1b 2004-05-15 devnull 		val[i] = yyval;
65 5cedca1b 2004-05-15 devnull 		j += nrow + 3;
66 5cedca1b 2004-05-15 devnull 	}
67 5cedca1b 2004-05-15 devnull 	yyval = salloc();
68 5cedca1b 2004-05-15 devnull 	eht[yyval] = eht[val[0]];
69 5cedca1b 2004-05-15 devnull 	ebase[yyval] = ebase[val[0]];
70 5cedca1b 2004-05-15 devnull 	lfont[yyval] = rfont[yyval] = 0;
71 5cedca1b 2004-05-15 devnull 	dprintf(".\tmatrix S%d: r=%d, c=%d, h=%g, b=%g\n",
72 6cb755b6 2006-02-06 devnull 		(int)yyval,nrow,ncol,eht[yyval],ebase[yyval]);
73 eb9be703 2006-02-04 devnull 	printf(".ds %d \"", (int)yyval);
74 5cedca1b 2004-05-15 devnull 	for( i=0; i<ncol; i++ )  {
75 5cedca1b 2004-05-15 devnull 		printf("\\*(%d%s", val[i], i==ncol-1 ? "" : space);
76 5cedca1b 2004-05-15 devnull 		sfree(val[i]);
77 5cedca1b 2004-05-15 devnull 	}
78 5cedca1b 2004-05-15 devnull 	printf("\n");
79 5cedca1b 2004-05-15 devnull }