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|
/* SC A Spreadsheet Calculator
* Command routines
*
* original by James Gosling, September 1982
* modifications by Mark Weiser and Bruce Israel,
* University of Maryland
*
* More mods Robert Bond, 12/86
*
* $Revision: 1.1 $
*
* Modified by Dan Coppersmith, 5/94
*/
#include <config.h>
#include <sys/types.h>
#include <ctype.h>
#include <curses.h>
#include "sc.h"
/* next two structures move to sc.h by Bob Parbs 12-92 */
/*struct m_range_sd {
int ssr,ser,ssc,sec;
int dsr,der,dsc,dec;
};*/
/*struct m_range {
int sr,er,sc,ec;
};*/
struct m_range_sd *rge_sd;
struct m_range *rge_s1, *rge_s2, *rge_d;
/*#define MAXCOLS 702*/ /* temp adds by Bob Parbs 12-92 */
/*#define MAXROWS 2500*/
/***************************************************************************/
/* */
/* The following function calculate the transpose matrix of the input one */
/* */
/* -Fang Wang 12/91 */
/***************************************************************************/
/* REG_LEN moved to sc.h by Bob Parbs 12-92 */
/*#define REG_LEN 28 length of input range string*/
void
get_trans() /* void added by Bob Parbs 12-92 */
{
char s[100];
struct m_range_sd *find_rge(), *rge_sd;
struct ent *dv1,*dv2,*v1,*v2;
int minsr, minsc;
int maxsr, maxsc;
int mindr, mindc;
int maxdr, maxdc;
int vr, vc;
int r, c;
sprintf(s, "transpose [dest_range src_range] ");
get_str(s,REG_LEN);
rge_sd=find_rge(s);
/*check for input error*/
if (rge_sd == NULL) {
scerror("Input syntax");
return;
}
dv1=lookat(rge_sd->dsr,rge_sd->dsc);
dv2=lookat(rge_sd->der,rge_sd->dec);
v1=lookat(rge_sd->ssr,rge_sd->ssc);
v2=lookat(rge_sd->ser,rge_sd->sec);
mindr = dv1->row;
mindc = dv1->col;
maxdr = dv2->row;
maxdc = dv2->col;
if (mindr>maxdr) r = maxdr, maxdr = mindr, mindr = r;
if (mindc>maxdc) c = maxdc, maxdc = mindc, mindc = c;
maxsr = v2->row;
maxsc = v2->col;
minsr = v1->row;
minsc = v1->col;
if (minsr>maxsr) r = maxsr, maxsr = minsr, minsr = r;
if (minsc>maxsc) c = maxsc, maxsc = minsc, minsc = c;
/*if (maxdr >= MAXROWS || maxdc >= MAXCOLS) {
scerror("The table can't be any bigger");
return;
}*/ /* commented out by Bob Parbs 12-92 */
/*check for the matching of size of matrices*/
if (((maxsr-minsr) != (maxdc-mindc)) || ((maxsc-minsc) != (maxdr-mindr)))
{
scerror("Destination matrix range, source matrix range don't match");
return;
}
erase_area(mindr, mindc, maxdr, maxdc); /*clear the des. area*/
if (minsr == maxsr && minsc == maxsc) {
/* Source is a single cell */
for(vr = mindr; vr <= maxdr; vr++)
for (vc = mindc; vc <= maxdc; vc++)
transpose(vr, vc, minsr, minsc, maxsr, maxsc);
} else if (minsr == maxsr) {
/* Source is a single row */
for (vc = mindc; vc <= maxdc; vc++)
transpose( mindr,vc, minsr, minsc, maxsr, maxsc);
} else if (minsc == maxsc) {
/* Source is a single column */
for (vr = mindr; vr <= maxdr; vr++)
transpose(vr, mindc, minsr, minsc, maxsr, maxsc);
} else {
/* Everything else */
transpose(mindr, mindc, minsr, minsc, maxsr, maxsc);
}
}
/*#ifdef notdef SILLY PEOPLE... */
/***************************************************************************/
/* */
/* The following function find the range upper left corner row,upper col */
/* and bottom right corner row and col. */
/* */
/* -Fang Wang 12/91 */
/***************************************************************************/
/* ROWLIM, COLIM moved to sc.h by Bob Parbs 12-92 */
/*#define ROWLIM 4 size of the array stores col label*/
/*#define COLIM 3 size of the array stores row label*/
struct m_range_sd *
find_rge(s)
char *s;
{ char col[COLIM],row[ROWLIM];
int i, j, mtemp[9];
struct m_range_sd *rge_sd;
for (i=0;i<=8;i++)
mtemp[i] = 0;
j = 0;
while (*s != '\0') {
i = 0;
if ((*s == ':') || (*s == ' ')) s++;
while (((*s <= 'Z') && (*s >= 'A')) || ((*s <= 'z') && (*s >= 'a')))
col[i++] = *(s++);
col[i] = '\0';
if ((strlen(col) == 0 ) || (strlen(col) > (COLIM-1)))
return(NULL);
mtemp[j++] = convert(26,col,strlen(col));
i = 0;
while ((*s<='9') && (*s>='0'))
row[i++] = *(s++);
row[i] = '\0';
if ((strlen(row) == 0 ) || (strlen(row) > (ROWLIM-1)))
return(NULL);
mtemp[j++] = convert(10,row,strlen(row));
} /* end of while*/
/* altered by Bob Parbs */
rge_sd = (struct m_range_sd *) scxmalloc(sizeof(struct m_range_sd));
rge_sd->dsc = mtemp[0];
rge_sd->dsr = mtemp[1];
rge_sd->dec = mtemp[2];
rge_sd->der = mtemp[3];
rge_sd->ssc = mtemp[4];
rge_sd->ssr = mtemp[5];
rge_sd->sec = mtemp[6];
rge_sd->ser = mtemp[7];
return(rge_sd);
}
/***************************************************************************
* *
* Convert the col, row into integer. *
* -Fang Wang 12/91 *
**************************************************************************/
int convert( base, s, size)
int base,size;
char s[];
{ int val, i;
int temp;
temp = 0;
val = 0;
for (i=0; (i<size) && (s[i] != '\0'); i++) {
if (((s[i]<='Z') && (s[i]>='A')) || ((s[i]<='z') && (s[i]>='a'))) {
if (islower(s[i]))
s[i] = toupper(s[i]);
val = (temp*base) + ( s[i]-'A');
temp = temp + 1;
}
else if ((s[i]<='9') && (s[i]>='0'))
val = (val*base) + (s[i]-'0');
}
return (val);
}
/*#endif*/
/***************************************************************************
* *
* Calculates the transpose matrix. *
* *
* -Fang Wang 12/91 *
**************************************************************************/
void transpose(vr, vc, minsr, minsc, maxsr, maxsc) /* void added Bob Parbs */
int vr, vc, minsr, minsc, maxsr, maxsc;
{
register struct ent *p;
register struct ent *n;
register int sr, sc;
register int dr, dc;
for (dc=vc, sr=minsr; sr<=maxsr; sr++, dc++)
for (dr=vr, sc=minsc; sc<=maxsc; sc++, dr++) {
n = lookat (dr, dc);
(void) clearent(n);
if ((p = *ATBL(tbl, sr, sc)) != NULL)
copyent( n, p, dr - sr, dc - sc);
}
}
/***************************************************************************
* *
* Add two matrices. *
* *
* -Fang Wang 12/91 *
***************************************************************************/
/* TSSIZE move to sc.h Bob Parbs 12-92 */
/*#define TSSIZE 15*/
void get_add() /* void added Bob Parbs 12-92 */
{
char s[100];
struct m_range *findrge(),*rge_s1,*rge_s2,*rge_d;
struct ent *dmin,*dmax,*s1min,*s1max,*s2min,*s2max;
int mins1r, mins1c;
int maxs1r, maxs1c;
int mins2r, mins2c;
int maxs2r, maxs2c;
int mindr, mindc;
int maxdr, maxdc;
int vr, vc;
int r, c;
/*#ifdef notdef*/
sprintf(s,"1st matrix range:");
get_str(s,TSSIZE);
rge_s1 = findrge(s);
if (rge_s1 == NULL) {
scerror("Input syntax error");
return;
}
clearlines(0,0);
sprintf(s,"2nd matrix range:");
get_str(s,TSSIZE);
rge_s2 = findrge(s);
if (rge_s2 == NULL) {
scerror("Input syntax error");
return;
}
clearlines(0,0);
sprintf(s,"result matrix range:");
get_str(s,TSSIZE);
rge_d = findrge(s);
if (rge_d == NULL) {
scerror("Input syntax error");
return;
}
/*#endif*/
dmin=lookat(rge_d->sr,rge_d->sc);
dmax=lookat(rge_d->er,rge_d->ec);
s1min=lookat(rge_s1->sr,rge_s1->sc);
s1max=lookat(rge_s1->er,rge_s1->ec);
s2min=lookat(rge_s2->sr,rge_s2->sc);
s2max=lookat(rge_s2->er,rge_s2->ec);
mindr=dmin->row;
mindc=dmin->col;
maxdr=dmax->row;
maxdc=dmax->col;
if (mindr>maxdr) r = maxdr, maxdr = mindr, mindr = r;
if (mindc>maxdc) c = maxdc, maxdc = mindc, mindc = c;
maxs1r = s1max->row;
maxs1c = s1max->col;
mins1r = s1min->row;
mins1c = s1min->col;
maxs2r = s2max->row;
maxs2c = s2max->col;
mins2r = s2min->row;
mins2c = s2min->col;
if (mins1r>maxs1r) r = maxs1r, maxs1r = mins1r, mins1r = r;
if (mins1c>maxs1c) c = maxs1c, maxs1c = mins1c, mins1c = c;
if (mins2r>maxs2r) r = maxs2r, maxs2r = mins2r, mins2r = r;
if (mins2c>maxs2c) c = maxs2c, maxs2c = mins2c, mins2c = c;
/*if (maxdr >= MAXROWS ||
maxdc >= MAXCOLS) {
scerror("The table can't be any bigger");
return;
}*/ /* commented out by Bob Parbs 12-92 */
if (((maxs1r-mins1r) != (maxs2r-mins2r)) ||
((maxs2c-mins2c) != (maxs1c-mins1c))) {
scerror("Size of two matrices don't match, can't be added");
return;
}
if (((maxs1r-mins1r) != (maxdr-mindr)) ||
((maxdc-mindc) != (maxs1c-mins1c))) {
scerror("Size of source and destination matrices don't match");
return;
}
erase_area(mindr, mindc, maxdr, maxdc);
if (mins1r == maxs1r && mins1c == maxs1c && mins2r == maxs2r &&
mins2c == maxs2c ) {
/* Source is a single cell */
for(vr = mindr; vr <= maxdr; vr++)
for (vc = mindc; vc <= maxdc; vc++)
addmatrix(vr, vc, mins1r, mins1c, maxs1r, maxs1c,
mins2r, mins2c, maxs2r, maxs2c);
} else if (mins1r == maxs1r && mins2r == maxs2r) {
/* Source is a single row */
for (vr = mindr; vr <= maxdr; vr++)
addmatrix(vr,mindc, mins1r, mins1c, maxs1r, maxs1c,
mins2r, mins2c, maxs2r, maxs2c);
} else if (mins1c == maxs1c && mins2c == maxs2c ) {
/* Source is a single column */
for (vc = mindc; vc <= maxdc; vc++)
addmatrix(mindr, vc, mins1r, mins1c, maxs1r, maxs1c,
mins2r, mins2c, maxs2r, maxs2c);
} else {
/* Everything else */
addmatrix(mindr, mindc, mins1r, mins1c, maxs1r, maxs1c,
mins2r, mins2c, maxs2r, maxs2c);
}
}
/*#ifdef notdef SILLY */
/***************************************************************************
* *
* Get range for when input one by one. *
* *
* -Fang Wang 12/91 *
***************************************************************************/
/* ROWLIM, COLIM moved to sc.h Bob Parbs 12-92 */
/*#define ROWLIM 4*/
/*#define COLIM 3*/
struct m_range *findrge(s)
char *s;
{ char col[COLIM],row[ROWLIM];
int i, j, mtemp[5];
struct m_range *rge;
for (i=0;i<=4;i++)
mtemp[i] = 0;
j = 0;
while (*s != '\0') {
i = 0;
if (*s == ':') s++;
while (((*s <= 'Z') && (*s >= 'A')) || ((*s <= 'z') && (*s >= 'a')))
col[i++] = *(s++);
col[i] = '\0';
if ((strlen(col) == 0 ) || (strlen(col) > (COLIM-1)))
return(NULL);
mtemp[j++] = convert(26,col,strlen(col));
i = 0;
while ((*s<='9') && (*s>='0'))
row[i++] = *(s++);
row[i] = '\0';
if ((strlen(row) == 0 ) || (strlen(row) > (ROWLIM-1)))
return(NULL);
mtemp[j++] = convert(10,row,strlen(row));
} /* end of while*/
/* altered by Bob Parbs 12-92 */
rge = (struct m_range *) scxmalloc(sizeof(struct m_range));
rge->sc = mtemp[0];
rge->sr = mtemp[1];
rge->ec = mtemp[2];
rge->er = mtemp[3];
return(rge);
}
/*#endif*/
/***************************************************************************
* *
* Calculates addition of two matrices. *
* *
* -Fang Wang 12/91 *
***************************************************************************/
/* Function now works 12-92 Bob Parbs */
/* MAXSS no longer needed Bob Parbs 12-92 */
/*#define MAXSS 2000*/
void addmatrix(vr, vc, mins1r, mins1c, maxs1r, maxs1c,mins2r,mins2c,maxs2r,maxs2c)
/* void added Bob Parbs 12-92 */
int vr, vc, mins1r, mins1c, maxs1r, maxs1c,mins2r,mins2c,maxs2r,maxs2c;
{
register struct ent *p1,*p2;
register struct ent *n;
register int s1r, s1c, s2r, s2c;
register int dr, dc;
/*int i,j;*/ /* no longer needed B.P. */
/*int list1[MAXSS],list2[MAXSS];*/ /*commented out by Bob Parbs 12-92 */
/* lists no longer needed as values added to dest as read */
/* used to only add int parts, now adds entire entries Bob Parbs */
/* following loops to fill list1, list 2 no longer needed B.P. */
/*for (i=0;i<=MAXSS;i++)
{
list1[i] = 0;
list2[i] = 0;
}
i = 0;
for (s1r=mins1r;s1r<=maxs1r;s1r++)
for (s1c=mins1c;s1c<=maxs1c;s1c++)
if ((p1 = *ATBL(tbl, s1r, s1c)) && p1->flags&is_valid)
list1[i++] = p1->v;
j = 0;
for (s2r=mins2r;s2r<=maxs2r;s2r++)
for (s2c=mins2c;s2c<=maxs2c;s2c++)
if ((p2 = *ATBL(tbl, s2r, s2c)) && p2->flags&is_valid)
list2[j++] = p2->v;
for (i=0;i<=MAXSS;i++)
list1[i] = list1[i] + list2[i];
i = 0;*/
/* altered the following to add entries as read Bob Parbs 12-92 */
/* add much shorter now and works correctly B.P. */
for (dr=vr, s1r=mins1r,s2r=mins2r; s1r<=maxs1r; s1r++,dr++,s2r++)
for (dc=vc, s1c=mins1c,s2c=mins2c; s1c<=maxs1c; s1c++, dc++,s2c++) {
n = lookat (dr, dc);
(void) clearent(n);
if ((p2 = *ATBL(tbl,s2r,s2c))&&(p2->flags&is_valid)){
if ((p1 = *ATBL(tbl, s1r, s1c)) && (p1->flags&is_valid))
{
copyent( n, p1, dr - s1r, dc - s1c);
n->v = (p1->v+p2->v);
}}
}
}
/***************************************************************************
* *
* Subtraction of two matrices. *
* *
* -Fang Wang 12/91 *
***************************************************************************/
/* TSSIZE moved to sc.h Bob Parbs 12-92 */
/*#define TSSIZE 15*/
void get_sub() /* void added Bob Parbs 12-92 */
{
char s[100];
struct m_range *findrgt(),*rge_s1,*rge_s2;
struct ent *dmin,*dmax,*s1min,*s1max,*s2min,*s2max;
int mins1r, mins1c;
int maxs1r, maxs1c;
int mins2r, mins2c;
int maxs2r, maxs2c;
int mindr, mindc;
int maxdr, maxdc;
int vr, vc;
int r, c;
sprintf(s,"1st matrix range:");
get_str(s,TSSIZE);
rge_s1 = findrge(s);
if (rge_s1 == NULL ) {
scerror("Input syntax error");
return;
}
clearlines(0,0);
sprintf(s,"2nd matrix range:");
get_str(s,TSSIZE);
rge_s2 = findrge(s);
if (rge_s2 == NULL ) {
scerror("Input syntax error");
return;
}
clearlines(0,0);
sprintf(s,"result matrix range:");
get_str(s,TSSIZE);
rge_d = findrge(s);
if (rge_s2 == NULL ) {
scerror("Input syntax error");
return;
}
dmin=lookat(rge_d->sr,rge_d->sc);
dmax=lookat(rge_d->er,rge_d->ec);
s1min=lookat(rge_s1->sr,rge_s1->sc);
s1max=lookat(rge_s1->er,rge_s1->ec);
s2min=lookat(rge_s2->sr,rge_s2->sc);
s2max=lookat(rge_s2->er,rge_s2->ec);
mindr=dmin->row;
mindc=dmin->col;
maxdr=dmax->row;
maxdc=dmax->col;
if (mindr>maxdr) r = maxdr, maxdr = mindr, mindr = r;
if (mindc>maxdc) c = maxdc, maxdc = mindc, mindc = c;
maxs1r = s1max->row;
maxs1c = s1max->col;
mins1r = s1min->row;
mins1c = s1min->col;
maxs2r = s2max->row;
maxs2c = s2max->col;
mins2r = s2min->row;
mins2c = s2min->col;
if (mins1r>maxs1r) r = maxs1r, maxs1r = mins1r, mins1r = r;
if (mins1c>maxs1c) c = maxs1c, maxs1c = mins1c, mins1c = c;
if (mins2r>maxs2r) r = maxs2r, maxs2r = mins2r, mins2r = r;
if (mins2c>maxs2c) c = maxs2c, maxs2c = mins2c, mins2c = c;
/*if (maxdr >= MAXROWS ||
maxdc >= MAXCOLS) {
scerror("The table can't be any bigger");
return;
}*/ /* commented out by Bob Parbs 12-92 */
if (((maxs1r-mins1r) != (maxs2r-mins2r)) ||
((maxs2c-mins2c) != (maxs1c-mins1c))) {
scerror("Size of two matrices don't match, can't be subtracted");
return;
}
if (((maxs1r-mins1r) != (maxdr-mindr)) ||
((maxdc-mindc) != (maxs1c-mins1c))) {
scerror("Size of source and destination matrices don't match");
return;
}
erase_area(mindr, mindc, maxdr, maxdc);
if (mins1r == maxs1r && mins1c == maxs1c && mins2r == maxs2r &&
mins2c == maxs2c ) {
/* Source is a single cell */
for(vr = mindr; vr <= maxdr; vr++)
for (vc = mindc; vc <= maxdc; vc++)
submatrix(vr, vc, mins1r, mins1c, maxs1r, maxs1c,
mins2r, mins2c, maxs2r, maxs2c);
} else if (mins1r == maxs1r && mins2r == maxs2r) {
/* Source is a single row */
for (vr = mindr; vr <= maxdr; vr++)
submatrix(vr, mindc, mins1r, mins1c, maxs1r, maxs1c,
mins2r, mins2c, maxs2r, maxs2c);
} else if (mins1c == maxs1c && mins2c == maxs2c ) {
/* Source is a single column */
for (vc = mindc; vc <= maxdc; vc++)
submatrix(mindr, vc, mins1r, mins1c, maxs1r, maxs1c,
mins2r, mins2c, maxs2r, maxs2c);
} else {
/* Everything else */
submatrix(mindr, mindc, mins1r, mins1c, maxs1r, maxs1c,
mins2r, mins2c, maxs2r, maxs2c);
}
}
/***************************************************************************
* *
* Calculates Subtraction of two matrices. *
* *
* -Fang Wang 12/91 *
***************************************************************************/
/* Function now works 12-92 by Bob Parbs */
/* MAXSS no longer needed, similar changes as to addmatrix Bob Parbs 12-92 */
/*#define MAXSS 2000*/
void submatrix(vr, vc, mins1r, mins1c, maxs1r, maxs1c,mins2r,mins2c,maxs2r,maxs2c)
/* void added Bob Parbs 12-92 */
int vr, vc, mins1r, mins1c, maxs1r, maxs1c,mins2r,mins2c,maxs2r,maxs2c;
{
register struct ent *p1,*p2;
register struct ent *n;
register int s1r, s1c, s2r, s2c;
register int dr, dc;
/*int i,j;*/ /* no longer needed B.P. */
/*int list1[MAXSS],list2[MAXSS];*/ /* no longer needed B.P. */
/* following loops to fill list1,list2 no longer needed Bob Parbs 12-92 */
/*for (i=0;i<=MAXSS;i++)
{
list1[i] = 0;
list2[i] = 0;
}
i = 0;
for (s1r=mins1r;s1r<=maxs1r;s1r++)
for (s1c=mins1c;s1c<=maxs1c;s1c++)
if ((p1 = *ATBL(tbl, s1r, s1c)) && p1->flags&is_valid)
list1[i++] = p1->v;
j = 0;
for (s2r=mins2r;s2r<=maxs2r;s2r++)
for (s2c=mins2c;s2c<=maxs2c;s2c++)
if ((p2 = *ATBL(tbl, s2r, s2c)) && p2->flags&is_valid)
list2[j++] = p2->v;
for (i=0;i<=MAXSS;i++)
list1[i] = list1[i] - list2[i];
i = 0;*/
/* following loop modified to subtract entries as read Bob Parbs 12-92 */
for (dr=vr, s1r=mins1r,s2r=mins2r; s1r<=maxs1r; s1r++,dr++,s2r++)
for (dc=vc, s1c=mins1c,s2c=mins2c; s1c<=maxs1c; s1c++, dc++,s2c++) {
n = lookat (dr, dc);
(void) clearent(n);
if ((p2 = *ATBL(tbl,s2r,s2c))&&(p2->flags&is_valid)){
if ((p1 = *ATBL(tbl, s1r, s1c)) && (p1->flags&is_valid))
{
copyent( n, p1, dr - s1r, dc - s1c);
n->v = (p1->v-p2->v);
}}
}
}
/***************************************************************************
* *
* Multiplication of two matrices. *
* *
* -Fang Wang 12/91 *
***************************************************************************/
/* TSSIZE moved to sc.h Bob Parbs 12-92*/
/*#define TSSIZE 15*/
void get_mult() /* void added Bob Parbs 12-92 */
{
char s[100];
struct m_range *findrge(),*rge_s1,*rge_s2,*rge_d;
struct ent *dmin,*dmax,*s1min,*s1max,*s2min,*s2max;
int mins1r, mins1c;
int maxs1r, maxs1c;
int mins2r, mins2c;
int maxs2r, maxs2c;
int mindr, mindc;
int maxdr, maxdc;
int vr, vc;
int r, c;
sprintf(s,"1st matrix range:");
get_str(s,TSSIZE);
rge_s1 = findrge(s);
if (rge_s1 == NULL) {
scerror("Input syntax error");
return;
}
clearlines(0,0);
sprintf(s,"2nd matrix range:");
get_str(s,TSSIZE);
rge_s2 = findrge(s);
if (rge_s2 == NULL) {
scerror("Input syntax error");
return;
}
clearlines(0,0);
sprintf(s,"result matrix range:");
get_str(s,TSSIZE);
rge_d = findrge(s);
if (rge_d == NULL) {
scerror("Input syntax error");
return;
}
dmin=lookat(rge_d->sr,rge_d->sc);
dmax=lookat(rge_d->er,rge_d->ec);
s1min=lookat(rge_s1->sr,rge_s1->sc);
s1max=lookat(rge_s1->er,rge_s1->ec);
s2min=lookat(rge_s2->sr,rge_s2->sc);
s2max=lookat(rge_s2->er,rge_s2->ec);
mindr=dmin->row;
mindc=dmin->col;
maxdr=dmax->row;
maxdc=dmax->col;
if (mindr>maxdr) r = maxdr, maxdr = mindr, mindr = r;
if (mindc>maxdc) c = maxdc, maxdc = mindc, mindc = c;
maxs1r = s1max->row;
maxs1c = s1max->col;
mins1r = s1min->row;
mins1c = s1min->col;
maxs2r = s2max->row;
maxs2c = s2max->col;
mins2r = s2min->row;
mins2c = s2min->col;
if (mins1r>maxs1r) r = maxs1r, maxs1r = mins1r, mins1r = r;
if (mins1c>maxs1c) c = maxs1c, maxs1c = mins1c, mins1c = c;
if (mins2r>maxs2r) r = maxs2r, maxs2r = mins2r, mins2r = r;
if (mins2c>maxs2c) c = maxs2c, maxs2c = mins2c, mins2c = c;
/*if (maxdr >= MAXROWS ||
maxdc >= MAXCOLS) {
scerror("The table can't be any bigger");
return;
} */ /* commented out by Bob Parbs 12-92 */
if ((maxs1c-mins1c) != (maxs2r-mins2r))
{
scerror("The size of two matrices doesn't match,cann't multply");
return;
}
if (((maxs1r-mins1r) != (maxdr-mindr)) ||
((maxdc-mindc) != (maxs2c-mins2c))) {
scerror("Size of source and destination matrices don't match");
return;
}
erase_area(mindr, mindc, maxdr, maxdc);
if (mins1r == maxs1r && mins1c == maxs1c && mins2r == maxs2r &&
mins2c == maxs2c ) {
/* Source is a single cell */
for(vr = mindr; vr <= maxdr; vr++)
for (vc = mindc; vc <= maxdc; vc++)
multmatrix(vr, vc, mins1r, mins1c, maxs1r, maxs1c,
mins2r, mins2c, maxs2r, maxs2c);
}
/* else if ((mins2c==maxs2c) && (mins1r != maxs1r)) {
for (vr=mindr;vr<=maxdr;vc++)
multmatrix1(vr,mindc,mins1r,mins1c,maxs1r,maxs1c,
mins2r,mins2c,maxs2r,maxs2c);
}
*/
else {
/* Everything else */
multmatrix(mindr, mindc, mins1r, mins1c, maxs1r, maxs1c,
mins2r, mins2c, maxs2r, maxs2c);
}
}
/*
#define MINMAX 25
multmatrix1 (vr, vc, mins1r, mins1c, maxs1r, maxs1c,mins2r,mins2c,maxs2r,maxs2c)
int vr,vc, mins1r, mins1c, maxs1r, maxs1c,mins2r,mins2c,maxs2r,maxs2c;
{
register struct ent *p1,*p2;
register struct ent *n;
register int s1r, s1c, s2r, s2c;
register int dr, dc;
double sum;
int i,j,k;
double list1[MINMAX][MINMAX];
int list2[MINMAX];
int list3[MINMAX];
for (i=0;i<MINMAX;i++)
{
list2[MINMAX] = 0;
for (j=0;j<MINMAX;j++)
list1[i][j] = 0;
}
i = 0;
for (s1r=mins1r;s1r<=maxs1r;s1r++)
{
j = 0;
for (s1c=mins1c;s1c<=maxs1c;s1c++)
{
if ((p1 = *ATBL(tbl, s1r, s1c)) && p1->flags&is_valid)
list1[i][j++] = p1->v;
}
i++;
}
j = 0;
for (s2r=mins2r;s2r<=maxs2r;s2r++)
if ((p2 = *ATBL(tbl, s2r, mins2c)) && p2->flags&is_valid)
list2[j++] = p2->v;
for (i=0;i<MINMAX;i++)
{
sum = 0;
for (k=0;k<MINMAX;k++)
sum = sum + list1[i][k] * list2[k];
list3[i++] = sum;
}
i = 0;
for (dr=vr, s1r=mins1r; s1r<=maxs1r; s1r++,dr++)
{
n = lookat (dr, vc);
(void) clearent(n);
if ((p1 = *ATBL(tbl, s1r, mins1c)) && (p1->flags&is_valid))
{
copyent( n, p1, dr - s1r, dc - s1c);
n->v = list3[i++];
}
}
}
*/
/***************************************************************************
* *
* Calcultes Multiplication of two matrices. *
* *
* -Fang Wang 12/91 *
***************************************************************************/
/* MINMAX moved to sc.h Bob Parbs 12-92 */
/*#define MINMAX 25*/
void multmatrix(vr, vc, mins1r, mins1c, maxs1r, maxs1c,mins2r,mins2c,maxs2r,maxs2c)
/* void added Bob Parbs 12-92 */
int vr, vc, mins1r, mins1c, maxs1r, maxs1c,mins2r,mins2c,maxs2r,maxs2c;
{
register struct ent *p1,*p2;
register struct ent *n;
register int s1r, s1c, s2r, s2c;
register int dr, dc;
double sum;
int i,j,k;
double list1[MINMAX][MINMAX];
double list2[MINMAX][MINMAX];
double list3[MINMAX][MINMAX];
for (i=0;i<MINMAX;i++)
for (j=0;j<MINMAX;j++)
{
list1[i][j] = 0;
list2[i][j] = 0;
list3[i][j] = 0;
}
i = 0;
for (s1r=mins1r;s1r<=maxs1r;s1r++)
{
j = 0;
for (s1c=mins1c;s1c<=maxs1c;s1c++)
if ((p1 = *ATBL(tbl, s1r, s1c)) && p1->flags&is_valid)
list1[i][j++] = p1->v;
i++;
}
i = 0;
for (s2r=mins2r;s2r<=maxs2r;s2r++)
{
j = 0;
for (s2c=mins2c;s2c<=maxs2c;s2c++)
if ((p2 = *ATBL(tbl, s2r, s2c)) && p2->flags&is_valid)
list2[i][j++] = p2->v;
i++;
}
for (i=0;i<MINMAX;i++)
for (j=0;j<MINMAX;j++)
{
sum = 0;
for (k=0;k<MINMAX;k++)
sum = sum + (list1[i][k]) * (list2[k][j]);
list3[i][j] = sum;
}
i = 0;
for (dr=vr, s1r=mins1r; s1r<=maxs1r; s1r++,dr++)
{
j = 0;
for (dc=vc, s1c=mins2c; s1c<=maxs2c; s1c++, dc++) {
n = lookat (dr, dc);
(void) clearent(n);
if ((p1 = *ATBL(tbl, s1r, s1c)) && (p1->flags&is_valid))
{
copyent( n, p1, dr - s1r, dc - s1c);
n->v = list3[i][j++];
}
}
i++;
}
}
/***************************************************************************
* *
* Invert the matrix. *
* *
* -Fang Wang 12/91 *
***************************************************************************/
/* REG_LEN moved to sc.h Bob Parbs 12-92 */
/*#define REG_LEN 28*/
void get_invert() /* void added Bob Parbs 12-92 */
{
char s[100];
struct m_range_sd *find_rge();
struct ent *dv1,*dv2,*v1,*v2;
int minsr, minsc;
int maxsr, maxsc;
int mindr, mindc;
int maxdr, maxdc;
int vr, vc;
int r, c;
sprintf(s, "invert [dest_range src_range] ");
get_str(s,REG_LEN);
rge_sd=find_rge(s);
if (rge_sd == NULL) {
scerror("Input syntax error");
return;
}
/* FIXME-real stuff (use this, or something close...:-)
maxr = e->e.o.right->e.r.right.vp -> row;
maxc = e->e.o.right->e.r.right.vp -> col;
minr = e->e.o.right->e.r.left.vp -> row;
minc = e->e.o.right->e.r.left.vp -> col;
if (minr>maxr) r = maxr, maxr = minr, minr = r;
if (minc>maxc) c = maxc, maxc = minc, minc = c;
*/
dv1=lookat(rge_sd->dsr,rge_sd->dsc);
dv2=lookat(rge_sd->der,rge_sd->dec);
v1=lookat(rge_sd->ssr,rge_sd->ssc);
v2=lookat(rge_sd->ser,rge_sd->sec);
mindr = dv1->row;
mindc = dv1->col;
maxdr = dv2->row;
maxdc = dv2->col;
if (mindr>maxdr)
{ r = maxdr, maxdr = mindr, mindr = r;
}
if (mindc>maxdc)
{ c = maxdc, maxdc = mindc, mindc = c;
}
maxsr = v2->row;
maxsc = v2->col;
minsr = v1->row;
minsc = v1->col;
if (minsr>maxsr) r = maxsr, maxsr = minsr, minsr = r;
if (minsc>maxsc) c = maxsc, maxsc = minsc, minsc = c;
/*if (maxdr >= MAXROWS ||
maxdc >= MAXCOLS) {
scerror("The table can't be any bigger");
return;
}*/ /* commented out by Bob Parbs 12-92 */
if (((maxsr-minsr) != (maxdr-mindr)) ||
((maxdc-mindc) != (maxsc-minsc))) {
scerror("Size of source and destination matrices don't match");
return;
}
erase_area(mindr, mindc, maxdr, maxdc);
if (minsr == maxsr && minsc == maxsc) {
/* Source is a single cell */
for(vr = mindr; vr <= maxdr; vr++)
for (vc = mindc; vc <= maxdc; vc++)
invertmatrix(vr, vc, minsr, minsc, maxsr, maxsc);
} else {
/* Everything else */
invertmatrix(mindr, mindc, minsr, minsc, maxsr, maxsc);
}
}
/***************************************************************************
* *
* Calcultes the inversion of the matrix. *
* *
* -Fang Wang 12/91 *
***************************************************************************/
/* MAXROW, MAXCOL moved to sc.h Bob Parbs 12-92 */
/*#define MAXROW 30*/
/*#define MAXCOL 30*/
void invertmatrix(vr, vc, minsr, minsc, maxsr, maxsc)/* void added Bob Parbs*/
int vr, vc, minsr, minsc, maxsr, maxsc;
{
register struct ent *p;
register struct ent *q;
register int sr, sc;
register int dr, dc;
double list[MAXROW][MAXCOL];
/* changed from MAXROWS, MAXCOLS B.P. */
int i,j,k,m,n;
int rowlim,collim;
double temp;
for (i=0; i<((maxsr-minsr)*2+1); i++)
for (j=0; j<((maxsc-minsc)*2+1); j++)
list[i][j] = 0;
rowlim = maxsr-minsr+1;
collim = maxsc-minsc+1;
for (i=0;i<rowlim;i++)
for (j=0;j<collim;j++)
if (i==j) list[i][j] = 1;
for (i=0,sr=minsr;(i<rowlim) && (sr<=maxsr); i++,sr++)
for (j=collim,sc=minsc;(j<(2*collim)) && (sc<=maxsc); j++,sc++)
if ((p = *ATBL(tbl, sr, sc)) && p->flags&is_valid)
list[i][j] = p->v;
for (j=collim; j<(2*collim); j++) {
k = j-collim;
temp = list[k][j];
for (i=0; i<(2*collim); i++)
list[k][i] = list[k][i] / temp;
for (m=0; m < rowlim; m++)
for (n=0; n<(2*collim); n++)
if (( m != k ) && ( n != j ))
list[m][n] = list[m][n]-list[k][n]*list[m][j];
}
i = 0;
for (dr=vr, sr=minsr; sr<=maxsr; sr++,dr++)
{
j = 0;
for (dc=vc, sc=minsc; sc<=maxsc; sc++, dc++) {
q = lookat (dr, dc);
(void) clearent(q);
if ((p = *ATBL(tbl, sr, sc)) && (p->flags&is_valid))
{
copyent( q, p, dr - sr, dc - sc);
q->v = list[i][j++];
}
}
i++;
}
}
/*#endif*/
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