8 |
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*/ |
9 |
|
|
10 |
|
#include "platform.h" |
11 |
< |
#include "rtprocess.h" |
12 |
< |
#include "rterror.h" |
11 |
> |
#include "standard.h" |
12 |
> |
#include "paths.h" |
13 |
|
#include "color.h" |
14 |
|
#include "calcomp.h" |
15 |
|
#include "view.h" |
16 |
|
|
17 |
< |
#define MAXINP 32 /* maximum number of input files */ |
18 |
< |
#define WINSIZ 64 /* scanline window size */ |
17 |
> |
#define MAXINP 1024 /* maximum number of input files */ |
18 |
> |
#define WINSIZ 127 /* scanline window size */ |
19 |
|
#define MIDSCN ((WINSIZ-1)/2+1) |
20 |
|
|
21 |
|
struct { |
68 |
|
|
69 |
|
char *progname; /* global argv[0] */ |
70 |
|
|
71 |
+ |
int echoheader = 1; |
72 |
|
int wrongformat = 0; |
73 |
|
int gotview; |
74 |
|
|
75 |
|
|
76 |
< |
extern char *emalloc(); |
76 |
> |
static gethfunc headline; |
77 |
> |
static void checkfile(void); |
78 |
> |
static double rgb_bright(COLOR clr); |
79 |
> |
static double xyz_bright(COLOR clr); |
80 |
> |
static void init(void); |
81 |
> |
static void combine(void); |
82 |
> |
static void advance(void); |
83 |
> |
static double l_expos(char *nam); |
84 |
> |
static double l_pixaspect(char *nm); |
85 |
> |
static double l_colin(char *nam); |
86 |
> |
static double l_ray(char *nam); |
87 |
> |
static double l_psize(char *nm); |
88 |
|
|
77 |
– |
static gethfunc tabputs; |
89 |
|
|
90 |
< |
main(argc, argv) |
91 |
< |
int argc; |
92 |
< |
char *argv[]; |
90 |
> |
int |
91 |
> |
main( |
92 |
> |
int argc, |
93 |
> |
char *argv[] |
94 |
> |
) |
95 |
|
{ |
96 |
|
int original; |
97 |
|
double f; |
98 |
< |
int a, i; |
98 |
> |
int a; |
99 |
|
SET_DEFAULT_BINARY(); |
100 |
|
SET_FILE_BINARY(stdin); |
101 |
|
SET_FILE_BINARY(stdout); |
111 |
|
case 'w': |
112 |
|
nowarn = !nowarn; |
113 |
|
continue; |
114 |
+ |
case 'h': |
115 |
+ |
echoheader = !echoheader; |
116 |
+ |
continue; |
117 |
|
case 'f': |
118 |
|
case 'e': |
119 |
|
a++; |
198 |
|
continue; |
199 |
|
case 'w': |
200 |
|
continue; |
201 |
+ |
case 'h': |
202 |
+ |
continue; |
203 |
|
case 'f': |
204 |
|
fcompile(argv[++a]); |
205 |
|
continue; |
234 |
|
eputs("Usage: "); |
235 |
|
eputs(argv[0]); |
236 |
|
eputs( |
237 |
< |
" [-w][-x xr][-y yr][-e expr][-f file] [ [-o][-s f][-c r g b] pic ..]\n"); |
237 |
> |
" [-w][-h][-x xr][-y yr][-e expr][-f file] [ [-o][-s f][-c r g b] hdr ..]\n"); |
238 |
|
quit(1); |
239 |
+ |
return 1; /* pro forma return */ |
240 |
|
} |
241 |
|
|
242 |
|
|
243 |
|
static int |
244 |
< |
tabputs( /* put out string preceded by a tab */ |
244 |
> |
headline( /* check header line & echo if requested */ |
245 |
|
char *s, |
246 |
|
void *p |
247 |
|
) |
270 |
|
input[nfiles].pa *= aspectval(s); |
271 |
|
else if (isview(s) && sscanview(&input[nfiles].vw, s) > 0) |
272 |
|
gotview++; |
273 |
< |
/* echo line */ |
274 |
< |
putchar('\t'); |
275 |
< |
return(fputs(s, stdout)); |
273 |
> |
|
274 |
> |
if (echoheader) { /* echo line */ |
275 |
> |
putchar('\t'); |
276 |
> |
return(fputs(s, stdout)); |
277 |
> |
} |
278 |
> |
return(0); |
279 |
|
} |
280 |
|
|
281 |
|
|
282 |
< |
checkfile() /* ready a file */ |
282 |
> |
static void |
283 |
> |
checkfile(void) /* ready a file */ |
284 |
|
{ |
285 |
|
register int i; |
286 |
|
/* process header */ |
287 |
|
gotview = 0; |
288 |
< |
fputs(input[nfiles].name, stdout); |
289 |
< |
fputs(":\n", stdout); |
290 |
< |
getheader(input[nfiles].fp, tabputs, NULL); |
288 |
> |
if (echoheader) { |
289 |
> |
fputs(input[nfiles].name, stdout); |
290 |
> |
fputs(":\n", stdout); |
291 |
> |
} |
292 |
> |
getheader(input[nfiles].fp, headline, NULL); |
293 |
|
if (wrongformat < 0) { |
294 |
|
eputs(input[nfiles].name); |
295 |
|
eputs(": not a Radiance picture\n"); |
321 |
|
} |
322 |
|
|
323 |
|
|
324 |
< |
double |
325 |
< |
rgb_bright(clr) |
326 |
< |
COLOR clr; |
324 |
> |
static double |
325 |
> |
rgb_bright( |
326 |
> |
COLOR clr |
327 |
> |
) |
328 |
|
{ |
329 |
|
return(bright(clr)); |
330 |
|
} |
331 |
|
|
332 |
|
|
333 |
< |
double |
334 |
< |
xyz_bright(clr) |
335 |
< |
COLOR clr; |
333 |
> |
static double |
334 |
> |
xyz_bright( |
335 |
> |
COLOR clr |
336 |
> |
) |
337 |
|
{ |
338 |
|
return(clr[CIEY]); |
339 |
|
} |
342 |
|
double (*ourbright)() = rgb_bright; |
343 |
|
|
344 |
|
|
345 |
< |
init() /* perform final setup */ |
345 |
> |
static void |
346 |
> |
init(void) /* perform final setup */ |
347 |
|
{ |
320 |
– |
double l_colin(char *), l_expos(char *), l_pixaspect(char *), |
321 |
– |
l_ray(char *), l_psize(char *); |
348 |
|
register int i; |
349 |
|
/* define constants */ |
350 |
|
varset("PI", ':', PI); |
371 |
|
} |
372 |
|
|
373 |
|
|
374 |
< |
combine() /* combine pictures */ |
374 |
> |
static void |
375 |
> |
combine(void) /* combine pictures */ |
376 |
|
{ |
377 |
|
EPNODE *coldef[3], *brtdef; |
378 |
|
COLOR *scanout; |
398 |
|
advance(); |
399 |
|
varset(vypos, '=', (double)ypos); |
400 |
|
for (xpos = 0; xpos < xres; xpos++) { |
401 |
< |
xscan = (long)xpos*xmax/xres; |
401 |
> |
xscan = (xpos+.5)*xmax/xres; |
402 |
|
varset(vxpos, '=', (double)xpos); |
403 |
|
eclock++; |
404 |
|
if (brtdef != NULL) { |
430 |
|
} |
431 |
|
|
432 |
|
|
433 |
< |
advance() /* read in data for next scanline */ |
433 |
> |
static void |
434 |
> |
advance(void) /* read in data for next scanline */ |
435 |
|
{ |
436 |
|
int ytarget; |
437 |
|
register COLOR *st; |
438 |
|
register int i, j; |
439 |
|
|
440 |
< |
for (ytarget = (long)ypos*ymax/yres; yscan > ytarget; yscan--) |
440 |
> |
for (ytarget = (ypos+.5)*ymax/yres; yscan > ytarget; yscan--) |
441 |
|
for (i = 0; i < nfiles; i++) { |
442 |
|
st = input[i].scan[WINSIZ-1]; |
443 |
|
for (j = WINSIZ-1; j > 0; j--) /* rotate window */ |
450 |
|
eputs(": read error\n"); |
451 |
|
quit(1); |
452 |
|
} |
453 |
< |
if (fabs(colval(input[i].coef,RED)-1.0) > 1e-3 || |
454 |
< |
fabs(colval(input[i].coef,GRN)-1.0) > 1e-3 || |
427 |
< |
fabs(colval(input[i].coef,BLU)-1.0) > 1e-3) |
428 |
< |
for (j = 0; j < xmax; j++) /* adjust color */ |
429 |
< |
multcolor(st[j], input[i].coef); |
453 |
> |
for (j = 0; j < xmax; j++) /* adjust color */ |
454 |
> |
multcolor(st[j], input[i].coef); |
455 |
|
} |
456 |
|
} |
457 |
|
|
458 |
|
|
459 |
< |
double |
460 |
< |
l_expos(nam) /* return picture exposure */ |
461 |
< |
register char *nam; |
459 |
> |
static double |
460 |
> |
l_expos( /* return picture exposure */ |
461 |
> |
char *nam |
462 |
> |
) |
463 |
|
{ |
464 |
< |
register int fn, n; |
464 |
> |
int fn, n; |
465 |
> |
double d; |
466 |
|
|
467 |
< |
fn = argument(1) - .5; |
468 |
< |
if (fn < 0 || fn >= nfiles) |
469 |
< |
return(1.0); |
467 |
> |
d = argument(1); |
468 |
> |
if (d <= -0.5 || d >= nfiles+0.5) { |
469 |
> |
errno = EDOM; |
470 |
> |
return(0.0); |
471 |
> |
} |
472 |
> |
if (d < 0.5) |
473 |
> |
return((double)nfiles); |
474 |
> |
fn = d - 0.5; |
475 |
|
if (nam == vbrtexp) |
476 |
|
return((*ourbright)(input[fn].expos)); |
477 |
|
n = 3; |
480 |
|
return(colval(input[fn].expos,n)); |
481 |
|
eputs("Bad call to l_expos()!\n"); |
482 |
|
quit(1); |
483 |
+ |
return 1; /* pro forma return */ |
484 |
|
} |
485 |
|
|
486 |
|
|
487 |
< |
double |
487 |
> |
static double |
488 |
|
l_pixaspect(char *nm) /* return pixel aspect ratio */ |
489 |
|
{ |
490 |
< |
register int fn; |
490 |
> |
int fn; |
491 |
> |
double d; |
492 |
|
|
493 |
< |
fn = argument(1) - .5; |
494 |
< |
if (fn < 0 || fn >= nfiles) |
495 |
< |
return(1.0); |
493 |
> |
d = argument(1); |
494 |
> |
if (d <= -0.5 || d >= nfiles+0.5) { |
495 |
> |
errno = EDOM; |
496 |
> |
return(0.0); |
497 |
> |
} |
498 |
> |
if (d < 0.5) |
499 |
> |
return((double)nfiles); |
500 |
> |
fn = d - 0.5; |
501 |
|
return(input[fn].pa); |
502 |
|
} |
503 |
|
|
504 |
|
|
505 |
< |
double |
506 |
< |
l_colin(nam) /* return color value for picture */ |
507 |
< |
register char *nam; |
505 |
> |
static double |
506 |
> |
l_colin( /* return color value for picture */ |
507 |
> |
register char *nam |
508 |
> |
) |
509 |
|
{ |
510 |
|
int fn; |
511 |
|
register int n, xoff, yoff; |
512 |
|
double d; |
513 |
|
|
514 |
< |
fn = argument(1) - .5; |
515 |
< |
if (fn < 0 || fn >= nfiles) { |
514 |
> |
d = argument(1); |
515 |
> |
if (d <= -0.5 || d >= nfiles+0.5) { |
516 |
|
errno = EDOM; |
517 |
|
return(0.0); |
518 |
|
} |
519 |
+ |
if (d < 0.5) |
520 |
+ |
return((double)nfiles); |
521 |
+ |
fn = d - 0.5; |
522 |
|
xoff = yoff = 0; |
523 |
|
n = nargum(); |
524 |
|
if (n >= 2) { |
557 |
|
return(colval(input[fn].scan[MIDSCN+yoff][xscan+xoff],n)); |
558 |
|
eputs("Bad call to l_colin()!\n"); |
559 |
|
quit(1); |
560 |
+ |
return 1; /* pro forma return */ |
561 |
|
} |
562 |
|
|
563 |
|
|
564 |
< |
double |
565 |
< |
l_ray(nam) /* return ray origin or direction */ |
566 |
< |
register char *nam; |
564 |
> |
static double |
565 |
> |
l_ray( /* return ray origin or direction */ |
566 |
> |
register char *nam |
567 |
> |
) |
568 |
|
{ |
569 |
|
static unsigned long ltick[MAXINP]; |
570 |
|
static FVECT lorg[MAXINP], ldir[MAXINP]; |
571 |
|
static double ldist[MAXINP]; |
572 |
|
RREAL loc[2]; |
573 |
+ |
double d; |
574 |
|
int fn; |
575 |
|
register int i; |
576 |
|
|
577 |
< |
fn = argument(1) - .5; |
578 |
< |
if (fn < 0 || fn >= nfiles) { |
577 |
> |
d = argument(1); |
578 |
> |
if (d <= -0.5 || d >= nfiles+0.5) { |
579 |
|
errno = EDOM; |
580 |
|
return(0.0); |
581 |
|
} |
582 |
+ |
if (d < 0.5) |
583 |
+ |
return((double)nfiles); |
584 |
+ |
fn = d - 0.5; |
585 |
|
if (ltick[fn] != eclock) { /* need to compute? */ |
586 |
|
lorg[fn][0] = lorg[fn][1] = lorg[fn][2] = 0.0; |
587 |
|
ldir[fn][0] = ldir[fn][1] = ldir[fn][2] = 0.0; |
602 |
|
return(i < 3 ? lorg[fn][i] : ldir[fn][i-3]); |
603 |
|
eputs("Bad call to l_ray()!\n"); |
604 |
|
quit(1); |
605 |
+ |
return 1; /* pro forma return */ |
606 |
|
} |
607 |
|
|
608 |
|
|
609 |
< |
double |
609 |
> |
static double |
610 |
|
l_psize(char *nm) /* compute pixel size in steradians */ |
611 |
|
{ |
612 |
|
static unsigned long ltick[MAXINP]; |
618 |
|
register int i; |
619 |
|
|
620 |
|
d = argument(1); |
621 |
< |
if (d < .5 || d >= nfiles+.5) { |
621 |
> |
if (d <= -0.5 || d >= nfiles+0.5) { |
622 |
|
errno = EDOM; |
623 |
|
return(0.0); |
624 |
|
} |
625 |
< |
fn = d - .5; |
625 |
> |
if (d < 0.5) |
626 |
> |
return((double)nfiles); |
627 |
> |
fn = d - 0.5; |
628 |
|
if (ltick[fn] != eclock) { /* need to compute? */ |
629 |
|
psize[fn] = 0.0; |
630 |
|
if (input[fn].vw.type == 0) |
631 |
|
errno = EDOM; |
632 |
|
else if (input[fn].vw.type != VT_PAR && |
633 |
< |
funvalue(vray[6], 1, &d) >= 0) { |
633 |
> |
funvalue(vray[6], 1, &d) >= -FTINY) { |
634 |
|
for (i = 0; i < 3; i++) |
635 |
|
dir0[i] = funvalue(vray[3+i], 1, &d); |
636 |
|
pix2loc(locx, &input[fn].rs, xscan+1, ymax-1-yscan); |
637 |
|
pix2loc(locy, &input[fn].rs, xscan, ymax-yscan); |
638 |
|
if (viewray(org, dirx, &input[fn].vw, |
639 |
< |
locx[0], locx[1]) >= 0 && |
639 |
> |
locx[0], locx[1]) >= -FTINY && |
640 |
|
viewray(org, diry, &input[fn].vw, |
641 |
< |
locy[0], locy[1]) >= 0) { |
641 |
> |
locy[0], locy[1]) >= -FTINY) { |
642 |
|
/* approximate solid angle */ |
643 |
|
for (i = 0; i < 3; i++) { |
644 |
|
dirx[i] -= dir0[i]; |
645 |
|
diry[i] -= dir0[i]; |
646 |
|
} |
647 |
|
fcross(dir0, dirx, diry); |
648 |
< |
psize[fn] = sqrt(DOT(dir0,dir0)); |
648 |
> |
psize[fn] = VLEN(dir0); |
649 |
|
} |
650 |
|
} |
651 |
|
ltick[fn] = eclock; |