Subversion Repositories planix.SVN

Rev

Rev 2 | Details | Compare with Previous | Last modification | View Log | RSS feed

Rev Author Line No. Line
2 - 1 
#include "e.h"
2 
 
3 
startcol(int type)	/* mark start of column in lp[] array */
4 
{
5 
	int oct = ct;
6 
 
7 
	lp[ct++] = type;
8 
	lp[ct++] = 0;	/* count, to come */
9 
	lp[ct++] = 0;	/* separation, to come */
10 
	return oct;
11 
}
12 
 
13 
void column(int oct, int sep)	/* remember end of column that started at lp[oct] */
14 
{
15 
	int i, type;
16 
 
17 
	lp[oct+1] = ct - oct - 3;
18 
	lp[oct+2] = sep;
19 
	type = lp[oct];
20 
	if (dbg) {
21 
		printf(".\t%d column of", type);
22 
		for (i = oct+3; i < ct; i++ )
23 
			printf(" S%d", lp[i]);
24 
		printf(", rows=%d, sep=%d\n", lp[oct+1], lp[oct+2]);
25 
	}
26 
}
27 
 
28 
void matrix(int oct)	/* matrix is list of columns */
29 
{
30 
	int nrow, ncol, i, j, k, val[100];
31 
	double b, hb;
32 
	char *space;
33 
	extern char *Matspace;
34 
 
35 
	space = Matspace;	/* between columns of matrix */
36 
	nrow = lp[oct+1];	/* disaster if rows inconsistent */
37 
				/* also assumes just columns */
38 
				/* fix when add other things */
39 
	ncol = 0;
40 
	for (i = oct+1; i < ct; i += lp[i]+3 ) {
41 
		ncol++;
42 
		dprintf(".\tcolct=%d\n", lp[i]);
43 
	}
44 
	for (k=1; k <= nrow; k++) {
45 
		hb = b = 0;
46 
		j = oct + k + 2;
47 
		for (i=0; i < ncol; i++) {
48 
			hb = max(hb, eht[lp[j]]-ebase[lp[j]]);
49 
			b = max(b, ebase[lp[j]]);
50 
			j += nrow + 3;
51 
		}
52 
		dprintf(".\trow %d: b=%g, hb=%g\n", k, b, hb);
53 
		j = oct + k + 2;
54 
		for (i=0; i<ncol; i++) {
55 
			ebase[lp[j]] = b;
56 
			eht[lp[j]] = b + hb;
57 
			j += nrow + 3;
58 
		}
59 
	}
60 
	j = oct;
61 
	for (i=0; i<ncol; i++) {
62 
		pile(j);
63 
		val[i] = yyval;
64 
		j += nrow + 3;
65 
	}
66 
	yyval = salloc();
67 
	eht[yyval] = eht[val[0]];
68 
	ebase[yyval] = ebase[val[0]];
69 
	lfont[yyval] = rfont[yyval] = 0;
70 
	dprintf(".\tmatrix S%d: r=%d, c=%d, h=%g, b=%g\n",
71 
		yyval,nrow,ncol,eht[yyval],ebase[yyval]);
72 
	printf(".ds %d \"", yyval);
73 
	for( i=0; i<ncol; i++ )  {
74 
		printf("\\*(%d%s", val[i], i==ncol-1 ? "" : space);
75 
		sfree(val[i]);
76 
	}
77 
	printf("\n");
78 
}