| 12 |
|
#include "fvect.h" |
| 13 |
|
#include "view.h" |
| 14 |
|
|
| 15 |
– |
#define MAXWORD 64 /* maximum word (number) length */ |
| 16 |
– |
|
| 15 |
|
char *progname; /* global argv[0] */ |
| 16 |
|
|
| 17 |
|
VIEW vw = STDVIEW; |
| 18 |
|
int gotvw = 0; |
| 19 |
< |
char fmt[MAXFMTLEN] = "Unknown"; |
| 19 |
> |
char fmt[MAXFMTLEN] = "ascii"; /* assumed when unspecified */ |
| 20 |
|
int ncomp = 0; |
| 21 |
|
RESOLU res; |
| 22 |
|
int rmin, cmin, nrows, ncols; |
| 197 |
|
return(0); |
| 198 |
|
} |
| 199 |
|
|
| 200 |
+ |
/* Adjust (crop) our view */ |
| 201 |
+ |
static int |
| 202 |
+ |
adjust_view(void) |
| 203 |
+ |
{ |
| 204 |
+ |
double p0[2], p1[2]; |
| 205 |
+ |
const char *err; |
| 206 |
+ |
|
| 207 |
+ |
if (res.rt & YMAJOR) { |
| 208 |
+ |
p0[0] = cmin/(double)res.xr; |
| 209 |
+ |
p0[1] = rmin/(double)res.yr; |
| 210 |
+ |
p1[0] = (cmin+ncols)/(double)res.xr; |
| 211 |
+ |
p1[1] = (rmin+nrows)/(double)res.yr; |
| 212 |
+ |
} else { |
| 213 |
+ |
p0[0] = rmin/(double)res.xr; |
| 214 |
+ |
p0[1] = cmin/(double)res.yr; |
| 215 |
+ |
p1[0] = (rmin+nrows)/(double)res.xr; |
| 216 |
+ |
p1[1] = (cmin+ncols)/(double)res.yr; |
| 217 |
+ |
} |
| 218 |
+ |
if (res.rt & XDECR) { |
| 219 |
+ |
p0[0] = 1. - p0[0]; |
| 220 |
+ |
p1[0] = 1. - p1[0]; |
| 221 |
+ |
} |
| 222 |
+ |
if (res.rt & YDECR) { |
| 223 |
+ |
p0[1] = 1. - p0[1]; |
| 224 |
+ |
p1[1] = 1. - p1[1]; |
| 225 |
+ |
} |
| 226 |
+ |
err = cropview(&vw, p0[0], p0[1], p1[0], p1[1]); |
| 227 |
+ |
|
| 228 |
+ |
if (!err) |
| 229 |
+ |
return(1); /* success! */ |
| 230 |
+ |
|
| 231 |
+ |
fputs(progname, stderr); |
| 232 |
+ |
fputs(": view error - ", stderr); |
| 233 |
+ |
fputs(err, stderr); |
| 234 |
+ |
fputc('\n', stderr); |
| 235 |
+ |
return(0); /* something went wrong */ |
| 236 |
+ |
} |
| 237 |
+ |
|
| 238 |
+ |
|
| 239 |
|
/* Main routine -- load header and call processor */ |
| 240 |
|
int |
| 241 |
|
main(int argc, char *argv[]) |
| 271 |
|
fputs(": cannot open for writing\n", stderr); |
| 272 |
|
return(1); |
| 273 |
|
} |
| 274 |
+ |
#ifdef getc_unlocked /* avoid stupid semaphores */ |
| 275 |
+ |
flockfile(fp); |
| 276 |
+ |
flockfile(stdout); |
| 277 |
+ |
#endif |
| 278 |
|
/* process information header */ |
| 279 |
|
if (getheader(fp, headline, NULL) < 0) { |
| 280 |
|
fputs(progname, stderr); |
| 298 |
|
fputs(": illegal crop\n", stderr); |
| 299 |
|
return(1); |
| 300 |
|
} |
| 301 |
< |
printargs(argc, argv, stdout); |
| 302 |
< |
if (gotvw) { /* adjust view? */ |
| 303 |
< |
double p0[2], p1[2]; |
| 304 |
< |
const char *err; |
| 305 |
< |
if (res.rt & YMAJOR) { |
| 265 |
< |
p0[0] = cmin/(double)res.xr; |
| 266 |
< |
p0[1] = rmin/(double)res.yr; |
| 267 |
< |
p1[0] = (cmin+ncols)/(double)res.xr; |
| 268 |
< |
p1[1] = (rmin+nrows)/(double)res.yr; |
| 269 |
< |
} else { |
| 270 |
< |
p0[1] = cmin/(double)res.xr; |
| 271 |
< |
p0[0] = rmin/(double)res.yr; |
| 272 |
< |
p1[1] = (cmin+ncols)/(double)res.xr; |
| 273 |
< |
p1[0] = (rmin+nrows)/(double)res.yr; |
| 274 |
< |
} |
| 275 |
< |
if (res.rt & XDECR) { |
| 276 |
< |
p0[0] = 1. - p0[0]; |
| 277 |
< |
p1[0] = 1. - p1[0]; |
| 278 |
< |
} |
| 279 |
< |
if (res.rt & YDECR) { |
| 280 |
< |
p0[1] = 1. - p0[1]; |
| 281 |
< |
p1[1] = 1. - p1[1]; |
| 282 |
< |
} |
| 283 |
< |
err = cropview(&vw, p0[0], p0[1], p1[0], p1[1]); |
| 284 |
< |
if (err) { |
| 285 |
< |
fputs(progname, stderr); |
| 286 |
< |
fputs(": view error - ", stderr); |
| 287 |
< |
fputs(err, stderr); |
| 288 |
< |
fputc('\n', stderr); |
| 289 |
< |
return(1); |
| 290 |
< |
} else { |
| 291 |
< |
fputs(VIEWSTR, stdout); |
| 292 |
< |
fprintview(&vw, stdout); |
| 293 |
< |
fputc('\n', stdout); |
| 294 |
< |
} |
| 301 |
> |
printargs(5, argv, stdout); /* add to header */ |
| 302 |
> |
if (gotvw && adjust_view()) { |
| 303 |
> |
fputs(VIEWSTR, stdout); /* write adjusted view */ |
| 304 |
> |
fprintview(&vw, stdout); |
| 305 |
> |
fputc('\n', stdout); |
| 306 |
|
} |
| 307 |
< |
if (gotdims) |
| 307 |
> |
if (gotdims) /* dimensions + format */ |
| 308 |
|
printf("NROWS=%d\nNCOLS=%d\n", nrows, ncols); |
| 309 |
|
if (ncomp) |
| 310 |
|
printf("NCOMP=%d\n", ncomp); |
| 350 |
|
return(1); |
| 351 |
|
} |
| 352 |
|
if (!(asiz < 0 ? colr_copyf(fp) : |
| 353 |
< |
!asiz ? ascii_copyf(fp) : binary_copyf(fp, asiz))) |
| 353 |
> |
asiz ? binary_copyf(fp, asiz) : ascii_copyf(fp))) |
| 354 |
|
return(1); |
| 355 |
|
/* need to consume the rest? */ |
| 356 |
|
if (fp == stdin && rmin+nrows < numscans(&res) && |
