1 #ifndef lint 2 static char sccsid[] = "@(#)matrix.c 4.2 08/11/83"; 3 #endif 4 5 #include "e.h" 6 7 column(type, p1) int type, p1; { 8 int i; 9 10 lp[p1] = ct - p1 - 1; 11 if( dbg ){ 12 printf(".\t%d column of", type); 13 for( i=p1+1; i<ct; i++ ) 14 printf(" S%d", lp[i]); 15 printf(", rows=%d\n",lp[p1]); 16 } 17 lp[ct++] = type; 18 } 19 20 matrix(p1) int p1; { 21 int nrow, ncol, i, j, k, hb, b, val[100]; 22 char *space; 23 24 space = "\\ \\ "; 25 nrow = lp[p1]; /* disaster if rows inconsistent */ 26 ncol = 0; 27 for( i=p1; i<ct; i += lp[i]+2 ){ 28 ncol++; 29 if(dbg)printf(".\tcolct=%d\n",lp[i]); 30 } 31 for( k=1; k<=nrow; k++ ) { 32 hb = b = 0; 33 j = p1 + k; 34 for( i=0; i<ncol; i++ ) { 35 hb = max(hb, eht[lp[j]]-ebase[lp[j]]); 36 b = max(b, ebase[lp[j]]); 37 j += nrow + 2; 38 } 39 if(dbg)printf(".\trow %d: b=%d, hb=%d\n", k, b, hb); 40 j = p1 + k; 41 for( i=0; i<ncol; i++ ) { 42 ebase[lp[j]] = b; 43 eht[lp[j]] = b + hb; 44 j += nrow + 2; 45 } 46 } 47 j = p1; 48 for( i=0; i<ncol; i++ ) { 49 lpile(lp[j+lp[j]+1], j+1, j+lp[j]+1); 50 val[i] = yyval; 51 j += nrow + 2; 52 } 53 yyval = oalloc(); 54 eht[yyval] = eht[val[0]]; 55 ebase[yyval] = ebase[val[0]]; 56 lfont[yyval] = rfont[yyval] = 0; 57 if(dbg)printf(".\tmatrix S%d: r=%d, c=%d, h=%d, b=%d\n", 58 yyval,nrow,ncol,eht[yyval],ebase[yyval]); 59 printf(".ds %d \"", yyval); 60 for( i=0; i<ncol; i++ ) { 61 printf("\\*(%d%s", val[i], i==ncol-1 ? "" : space); 62 ofree(val[i]); 63 } 64 printf("\n"); 65 ct = p1; 66 } 67