37 |
|
#ifndef NFS |
38 |
|
#define NFS 1 |
39 |
|
#endif |
40 |
< |
/* set the following to 0 to forgo forking */ |
40 |
> |
|
41 |
> |
#ifndef RHAS_FORK_EXEC |
42 |
> |
#undef MAXFORK |
43 |
> |
#define MAXFORK 0 |
44 |
> |
#endif |
45 |
|
#ifndef MAXFORK |
46 |
|
#if NFS |
47 |
|
#define MAXFORK 3 /* allotment of duped processes */ |
105 |
|
char *argv[] |
106 |
|
) |
107 |
|
{ |
108 |
< |
register int i, rval; |
108 |
> |
int i, rval; |
109 |
|
|
110 |
|
progname = argv[0]; |
111 |
|
for (i = 1; i < argc; i++) { |
155 |
|
++i; |
156 |
|
continue; |
157 |
|
} |
158 |
+ |
if (argv[i][2] == 'X') { |
159 |
+ |
fprintf(stderr, "%s: -pXYZ unsupported\n", |
160 |
+ |
argv[0]); |
161 |
+ |
++i; |
162 |
+ |
continue; |
163 |
+ |
} |
164 |
+ |
if (argv[i][2] == 'c') { |
165 |
+ |
fprintf(stderr, "%s: -pc unsupported\n", |
166 |
+ |
argv[0]); |
167 |
+ |
i += 9; |
168 |
+ |
continue; |
169 |
+ |
} |
170 |
|
if (argv[i][2] != 'a' || argv[i][3]) |
171 |
|
break; |
172 |
|
pixaspect = atof(argv[++i]); |
251 |
|
if (fcntl(fd, F_SETLKW, &fls) < 0) { |
252 |
|
fprintf(stderr, "%s: cannot lock/unlock file: %s\n", |
253 |
|
progname, strerror(errno)); |
254 |
< |
exit(1); |
254 |
> |
_exit(1); |
255 |
|
} |
256 |
|
} |
257 |
|
|
291 |
|
normaspect(viewaspect(&ourview)*hmult/vmult, &pixaspect, &hres, &vres); |
292 |
|
if (!nowarn && (hr != hres*hmult) | (vr != vres*vmult)) |
293 |
|
fprintf(stderr, |
294 |
< |
"%s: warning - resolution changed from %dx%d to %dx%d\n", |
294 |
> |
"%s: warning - changed resolution from %dx%d to %dx%d\n", |
295 |
|
progname, hr, vr, hres*hmult, vres*vmult); |
296 |
|
sprintf(hrbuf, "%d", hres); |
297 |
|
rpargv[rpargc++] = "-x"; rpargv[rpargc++] = hrbuf; |
310 |
|
fprintf(fp, "SOFTWARE= %s\n", VersionID); |
311 |
|
fputs(VIEWSTR, fp); |
312 |
|
fprintview(&ourview, fp); |
313 |
< |
putc('\n', fp); |
313 |
> |
fputc('\n', fp); |
314 |
|
fputnow(fp); |
315 |
|
if (pixaspect < .99 || pixaspect > 1.01) |
316 |
|
fputaspect(pixaspect, fp); |
317 |
+ |
fputprims(stdprims, fp); |
318 |
|
fputformat(COLRFMT, fp); |
319 |
< |
putc('\n', fp); |
319 |
> |
fputc('\n', fp); |
320 |
|
fprtresolu(hres*hmult, vres*vmult, fp); |
321 |
|
} else if ((outfd = open(outfile, O_RDWR)) >= 0) { |
322 |
|
dolock(outfd, F_RDLCK); |
339 |
|
goto filerr; |
340 |
|
dolock(outfd, F_UNLCK); |
341 |
|
/* start rpict process */ |
342 |
+ |
rpd = sp_inactive; |
343 |
|
if (open_process(&rpd, rpargv) <= 0) { |
344 |
|
fprintf(stderr, "%s: cannot start %s\n", progname, rpargv[0]); |
345 |
|
exit(1); |
410 |
|
|
411 |
|
static int |
412 |
|
rvrpiece( /* check for recoverable pieces */ |
413 |
< |
register int *xp, |
414 |
< |
register int *yp |
413 |
> |
int *xp, |
414 |
> |
int *yp |
415 |
|
) |
416 |
|
{ |
417 |
|
static char *pdone = NULL; /* which pieces are done */ |
418 |
|
static long readpos = -1; /* how far we've read */ |
419 |
< |
register int i; |
419 |
> |
int px, py, i; |
420 |
|
/* |
421 |
|
* This routine is called by nextpiece() with an |
422 |
|
* exclusive lock on syncfp and the file pointer at the |
425 |
|
if (rvrlim < 0) |
426 |
|
return(0); /* only check if asked */ |
427 |
|
if (pdone == NULL) /* first call */ |
428 |
< |
pdone = calloc(hmult*vmult, sizeof(char)); |
428 |
> |
pdone = (char *)calloc(hmult*vmult, sizeof(char)); |
429 |
|
if (pdone == NULL) { |
430 |
|
fprintf(stderr, "%s: out of memory\n", progname); |
431 |
|
exit(1); |
432 |
|
} |
433 |
|
if (readpos != -1) /* mark what's been done */ |
434 |
|
fseek(syncfp, readpos, 0); |
435 |
< |
while (fscanf(syncfp, "%d %d", xp, yp) == 2) |
436 |
< |
pdone[*xp*vmult+*yp] = 1; |
435 |
> |
while (fscanf(syncfp, "%d %d", &px, &py) == 2) |
436 |
> |
pdone[px*vmult+py] = 1; |
437 |
|
if (!feof(syncfp)) { |
438 |
|
fprintf(stderr, "%s: format error in sync file\n", progname); |
439 |
|
exit(1); |
474 |
|
static void |
475 |
|
rpiece(void) /* render picture piece by piece */ |
476 |
|
{ |
477 |
+ |
char *err; |
478 |
|
VIEW pview; |
479 |
|
int xorg, yorg; |
461 |
– |
/* compute view parameters */ |
462 |
– |
pview = ourview; |
463 |
– |
switch (ourview.type) { |
464 |
– |
case VT_PER: |
465 |
– |
pview.horiz = (2.*180./PI)*atan( |
466 |
– |
tan((PI/180./2.)*ourview.horiz)/hmult ); |
467 |
– |
pview.vert = (2.*180./PI)*atan( |
468 |
– |
tan((PI/180./2.)*ourview.vert)/vmult ); |
469 |
– |
break; |
470 |
– |
case VT_PAR: |
471 |
– |
case VT_ANG: |
472 |
– |
pview.horiz = ourview.horiz / hmult; |
473 |
– |
pview.vert = ourview.vert / vmult; |
474 |
– |
break; |
475 |
– |
case VT_CYL: |
476 |
– |
pview.horiz = ourview.horiz / hmult; |
477 |
– |
pview.vert = (2.*180./PI)*atan( |
478 |
– |
tan((PI/180./2.)*ourview.vert)/vmult ); |
479 |
– |
break; |
480 |
– |
case VT_HEM: |
481 |
– |
pview.horiz = (2.*180./PI)*asin( |
482 |
– |
sin((PI/180./2.)*ourview.horiz)/hmult ); |
483 |
– |
pview.vert = (2.*180./PI)*asin( |
484 |
– |
sin((PI/180./2.)*ourview.vert)/vmult ); |
485 |
– |
break; |
486 |
– |
case VT_PLS: |
487 |
– |
pview.horiz = sin((PI/180./2.)*ourview.horiz) / |
488 |
– |
(1.0 + cos((PI/180./2.)*ourview.horiz)) / hmult; |
489 |
– |
pview.horiz *= pview.horiz; |
490 |
– |
pview.horiz = (2.*180./PI)*acos((1. - pview.horiz) / |
491 |
– |
(1. + pview.horiz)); |
492 |
– |
pview.vert = sin((PI/180./2.)*ourview.vert) / |
493 |
– |
(1.0 + cos((PI/180./2.)*ourview.vert)) / vmult; |
494 |
– |
pview.vert *= pview.vert; |
495 |
– |
pview.vert = (2.*180./PI)*acos((1. - pview.vert) / |
496 |
– |
(1. + pview.vert)); |
497 |
– |
break; |
498 |
– |
default: |
499 |
– |
fprintf(stderr, "%s: unknown view type '-vt%c'\n", |
500 |
– |
progname, ourview.type); |
501 |
– |
exit(cleanup(1)); |
502 |
– |
} |
480 |
|
/* render each piece */ |
481 |
|
while (nextpiece(&xorg, &yorg)) { |
482 |
< |
pview.hoff = ourview.hoff*hmult + xorg - 0.5*(hmult-1); |
483 |
< |
pview.voff = ourview.voff*vmult + yorg - 0.5*(vmult-1); |
482 |
> |
pview = ourview; |
483 |
> |
err = cropview(&pview, (double)xorg/hmult, (double)yorg/vmult, |
484 |
> |
(xorg+1.)/hmult, (yorg+1.)/vmult); |
485 |
> |
if (err != NULL) { |
486 |
> |
fprintf(stderr, "%s: %s\n", progname, err); |
487 |
> |
exit(cleanup(1)); |
488 |
> |
} |
489 |
|
fputs(VIEWSTR, torp); |
490 |
|
fprintview(&pview, torp); |
491 |
< |
putc('\n', torp); |
491 |
> |
fputc('\n', torp); |
492 |
|
fflush(torp); /* assigns piece to rpict */ |
493 |
|
putpiece(xorg, yorg); /* place piece in output */ |
494 |
|
} |
504 |
|
struct flock fls; |
505 |
|
int pid, status; |
506 |
|
int hr, vr; |
507 |
< |
register int y; |
507 |
> |
int y; |
508 |
|
/* check bounds */ |
509 |
|
if ((xpos < 0) | (ypos < 0) | (xpos >= hmult) | (ypos >= vmult)) { |
510 |
|
fprintf(stderr, "%s: requested piece (%d,%d) out of range\n", |
555 |
|
/* lock file section so NFS doesn't mess up */ |
556 |
|
fls.l_whence = 0; |
557 |
|
fls.l_type = F_WRLCK; |
558 |
+ |
#if 0 |
559 |
|
if (fcntl(outfd, F_SETLKW, &fls) < 0) |
560 |
|
filerr("lock"); |
561 |
+ |
#else |
562 |
+ |
dolock(outfd, F_WRLCK); |
563 |
|
#endif |
564 |
+ |
#endif |
565 |
|
/* write new piece to file */ |
566 |
|
if (lseek(outfd, (off_t)fls.l_start, SEEK_SET) < 0) |
567 |
|
filerr("seek"); |
568 |
|
if (hmult == 1) { |
569 |
< |
if (writebuf(outfd, (char *)pbuf, |
569 |
> |
if (writebuf(outfd, pbuf, |
570 |
|
vr*hr*sizeof(COLR)) != vr*hr*sizeof(COLR)) |
571 |
|
filerr("write"); |
572 |
|
} else |
573 |
|
for (y = 0; y < vr; y++) { |
574 |
< |
if (writebuf(outfd, (char *)(pbuf+y*hr), |
574 |
> |
if (writebuf(outfd, pbuf+y*hr, |
575 |
|
hr*sizeof(COLR)) != hr*sizeof(COLR)) |
576 |
|
filerr("write"); |
577 |
|
if (y < vr-1 && lseek(outfd, |
581 |
|
} |
582 |
|
#if NFS |
583 |
|
fls.l_type = F_UNLCK; /* release lock */ |
584 |
+ |
#if 0 |
585 |
|
if (fcntl(outfd, F_SETLKW, &fls) < 0) |
586 |
|
filerr("lock"); |
587 |
+ |
#else |
588 |
+ |
dolock(outfd, F_UNLCK); |
589 |
+ |
#endif |
590 |
|
#endif |
591 |
|
if (verbose) { /* notify caller */ |
592 |
|
printf("%d %d done\n", xpos, ypos); |