5 |
|
* General component matrix operations. |
6 |
|
*/ |
7 |
|
|
8 |
– |
#include <stdio.h> |
8 |
|
#include <stdlib.h> |
9 |
|
#include <errno.h> |
10 |
|
#include "rtio.h" |
14 |
|
|
15 |
|
#define MAXCOMP 16 /* #components we support */ |
16 |
|
|
18 |
– |
static const char stdin_name[] = "<stdin>"; |
19 |
– |
|
17 |
|
/* unary matrix operation(s) */ |
18 |
|
typedef struct { |
19 |
|
double sca[MAXCOMP]; /* scalar coefficients */ |
26 |
|
/* matrix input source and requested operation(s) */ |
27 |
|
typedef struct { |
28 |
|
const char *inspec; /* input specification */ |
29 |
+ |
RMPref rmp; /* matrix preference */ |
30 |
|
RUNARYOP preop; /* unary operation(s) */ |
31 |
|
RMATRIX *mtx; /* original matrix if loaded */ |
32 |
|
int binop; /* binary op with next (or 0) */ |
41 |
|
if (rop->mtx != NULL) |
42 |
|
return(0); |
43 |
|
|
44 |
< |
rop->mtx = rmx_load(rop->inspec == stdin_name ? |
47 |
< |
(const char *)NULL : rop->inspec); |
44 |
> |
rop->mtx = rmx_load(rop->inspec, rop->rmp); |
45 |
|
if (rop->mtx == NULL) { |
46 |
|
fputs(rop->inspec, stderr); |
47 |
|
fputs(": cannot load matrix\n", stderr); |
380 |
|
get_factors(mop[nmats].preop.cmat, |
381 |
|
n, argv+i+1); |
382 |
|
break; |
383 |
+ |
case 'r': |
384 |
+ |
if (argv[i][2] == 'f') |
385 |
+ |
mop[nmats].rmp = RMPreflF; |
386 |
+ |
else if (argv[i][2] == 'b') |
387 |
+ |
mop[nmats].rmp = RMPreflB; |
388 |
+ |
else |
389 |
+ |
goto userr; |
390 |
+ |
break; |
391 |
|
default: |
392 |
|
fprintf(stderr, "%s: unknown operation '%s'\n", |
393 |
|
argv[0], argv[i]); |
430 |
|
return(0); |
431 |
|
userr: |
432 |
|
fprintf(stderr, |
433 |
< |
"Usage: %s [-v][-f[adfc][-t][-s sf .. | -c ce ..] m1 [.+*/] .. > mres\n", |
433 |
> |
"Usage: %s [-v][-f[adfc][-t][-s sf .. | -c ce ..][-r[fb]] m1 [.+*/] .. > mres\n", |
434 |
|
argv[0]); |
435 |
|
return(1); |
436 |
|
} |