8 |
|
*/ |
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 { |
31 |
|
|
32 |
|
int nfiles; /* number of input files */ |
33 |
|
|
34 |
+ |
VIEW commvw; /* common view parameters */ |
35 |
+ |
|
36 |
|
char ourfmt[LPICFMT+1] = PICFMT; /* input picture format */ |
37 |
|
|
38 |
|
char StandardInput[] = "<stdin>"; |
70 |
|
|
71 |
|
char *progname; /* global argv[0] */ |
72 |
|
|
73 |
+ |
int echoheader = 1; |
74 |
|
int wrongformat = 0; |
75 |
|
int gotview; |
76 |
|
|
77 |
|
|
78 |
< |
extern char *emalloc(); |
78 |
> |
static gethfunc headline; |
79 |
> |
static void checkfile(void); |
80 |
> |
static double rgb_bright(COLOR clr); |
81 |
> |
static double xyz_bright(COLOR clr); |
82 |
> |
static void init(void); |
83 |
> |
static void combine(void); |
84 |
> |
static void advance(void); |
85 |
> |
static double l_expos(char *nam); |
86 |
> |
static double l_pixaspect(char *nm); |
87 |
> |
static double l_colin(char *nam); |
88 |
> |
static double l_ray(char *nam); |
89 |
> |
static double l_psize(char *nm); |
90 |
|
|
77 |
– |
static gethfunc tabputs; |
91 |
|
|
92 |
< |
main(argc, argv) |
93 |
< |
int argc; |
94 |
< |
char *argv[]; |
92 |
> |
int |
93 |
> |
main( |
94 |
> |
int argc, |
95 |
> |
char *argv[] |
96 |
> |
) |
97 |
|
{ |
98 |
|
int original; |
99 |
|
double f; |
100 |
< |
int a, i; |
100 |
> |
int a; |
101 |
> |
|
102 |
|
SET_DEFAULT_BINARY(); |
103 |
|
SET_FILE_BINARY(stdin); |
104 |
|
SET_FILE_BINARY(stdout); |
105 |
|
progname = argv[0]; |
106 |
+ |
esupport |= E_VARIABLE|E_FUNCTION|E_RCONST; |
107 |
+ |
esupport &= ~(E_OUTCHAN|E_INCHAN); |
108 |
|
/* scan options */ |
109 |
|
for (a = 1; a < argc; a++) { |
110 |
|
if (argv[a][0] == '-') |
116 |
|
case 'w': |
117 |
|
nowarn = !nowarn; |
118 |
|
continue; |
119 |
+ |
case 'h': |
120 |
+ |
echoheader = !echoheader; |
121 |
+ |
continue; |
122 |
|
case 'f': |
123 |
|
case 'e': |
124 |
|
a++; |
193 |
|
init(); /* set constants */ |
194 |
|
/* go back and get expressions */ |
195 |
|
for (a = 1; a < argc; a++) { |
196 |
+ |
char *fpath; |
197 |
|
if (argv[a][0] == '-') |
198 |
|
switch (argv[a][1]) { |
199 |
|
case 'x': |
204 |
|
continue; |
205 |
|
case 'w': |
206 |
|
continue; |
207 |
+ |
case 'h': |
208 |
+ |
continue; |
209 |
|
case 'f': |
210 |
< |
fcompile(argv[++a]); |
210 |
> |
fpath = getpath(argv[++a], getrlibpath(), 0); |
211 |
> |
if (fpath == NULL) { |
212 |
> |
eputs(argv[0]); |
213 |
> |
eputs(": cannot find file '"); |
214 |
> |
eputs(argv[a]); |
215 |
> |
eputs("'\n"); |
216 |
> |
quit(1); |
217 |
> |
} |
218 |
> |
fcompile(fpath); |
219 |
|
continue; |
220 |
|
case 'e': |
221 |
|
scompile(argv[++a], NULL, 0); |
223 |
|
} |
224 |
|
break; |
225 |
|
} |
226 |
< |
/* set/get output resolution */ |
195 |
< |
if (!vardefined(vxres)) |
196 |
< |
varset(vxres, ':', (double)xmax); |
197 |
< |
if (!vardefined(vyres)) |
198 |
< |
varset(vyres, ':', (double)ymax); |
226 |
> |
/* get output resolution */ |
227 |
|
xres = varvalue(vxres) + .5; |
228 |
|
yres = varvalue(vyres) + .5; |
229 |
|
if (xres <= 0 || yres <= 0) { |
233 |
|
} |
234 |
|
/* complete header */ |
235 |
|
printargs(argc, argv, stdout); |
236 |
+ |
if (commvw.type) { |
237 |
+ |
fputs(VIEWSTR, stdout); |
238 |
+ |
fprintview(&commvw, stdout); |
239 |
+ |
fputc('\n', stdout); |
240 |
+ |
} |
241 |
|
if (strcmp(ourfmt, PICFMT)) |
242 |
|
fputformat(ourfmt, stdout); /* print format if known */ |
243 |
|
putchar('\n'); |
249 |
|
eputs("Usage: "); |
250 |
|
eputs(argv[0]); |
251 |
|
eputs( |
252 |
< |
" [-w][-x xr][-y yr][-e expr][-f file] [ [-o][-s f][-c r g b] pic ..]\n"); |
252 |
> |
" [-w][-h][-x xr][-y yr][-e expr][-f file] [ [-o][-s f][-c r g b] hdr ..]\n"); |
253 |
|
quit(1); |
254 |
+ |
return 1; /* pro forma return */ |
255 |
|
} |
256 |
|
|
257 |
|
|
258 |
|
static int |
259 |
< |
tabputs( /* put out string preceded by a tab */ |
259 |
> |
headline( /* check header line & echo if requested */ |
260 |
|
char *s, |
261 |
|
void *p |
262 |
|
) |
263 |
|
{ |
264 |
< |
char fmt[32]; |
264 |
> |
char fmt[MAXFMTLEN]; |
265 |
|
double d; |
266 |
|
COLOR ctmp; |
267 |
|
|
285 |
|
input[nfiles].pa *= aspectval(s); |
286 |
|
else if (isview(s) && sscanview(&input[nfiles].vw, s) > 0) |
287 |
|
gotview++; |
288 |
< |
/* echo line */ |
289 |
< |
putchar('\t'); |
290 |
< |
return(fputs(s, stdout)); |
288 |
> |
|
289 |
> |
if (echoheader) { /* echo line */ |
290 |
> |
putchar('\t'); |
291 |
> |
return(fputs(s, stdout)); |
292 |
> |
} |
293 |
> |
return(0); |
294 |
|
} |
295 |
|
|
296 |
|
|
297 |
< |
checkfile() /* ready a file */ |
297 |
> |
static void |
298 |
> |
checkfile(void) /* ready a file */ |
299 |
|
{ |
300 |
< |
register int i; |
300 |
> |
int i; |
301 |
|
/* process header */ |
302 |
|
gotview = 0; |
303 |
< |
fputs(input[nfiles].name, stdout); |
304 |
< |
fputs(":\n", stdout); |
305 |
< |
getheader(input[nfiles].fp, tabputs, NULL); |
303 |
> |
if (echoheader) { |
304 |
> |
fputs(input[nfiles].name, stdout); |
305 |
> |
fputs(":\n", stdout); |
306 |
> |
} |
307 |
> |
getheader(input[nfiles].fp, headline, NULL); |
308 |
|
if (wrongformat < 0) { |
309 |
|
eputs(input[nfiles].name); |
310 |
|
eputs(": not a Radiance picture\n"); |
316 |
|
} |
317 |
|
if (!gotview || setview(&input[nfiles].vw) != NULL) |
318 |
|
input[nfiles].vw.type = 0; |
319 |
+ |
else if (!commvw.type) |
320 |
+ |
commvw = input[nfiles].vw; |
321 |
|
if (!fgetsresolu(&input[nfiles].rs, input[nfiles].fp)) { |
322 |
|
eputs(input[nfiles].name); |
323 |
|
eputs(": bad picture size\n"); |
338 |
|
} |
339 |
|
|
340 |
|
|
341 |
< |
double |
342 |
< |
rgb_bright(clr) |
343 |
< |
COLOR clr; |
341 |
> |
static double |
342 |
> |
rgb_bright( |
343 |
> |
COLOR clr |
344 |
> |
) |
345 |
|
{ |
346 |
|
return(bright(clr)); |
347 |
|
} |
348 |
|
|
349 |
|
|
350 |
< |
double |
351 |
< |
xyz_bright(clr) |
352 |
< |
COLOR clr; |
350 |
> |
static double |
351 |
> |
xyz_bright( |
352 |
> |
COLOR clr |
353 |
> |
) |
354 |
|
{ |
355 |
|
return(clr[CIEY]); |
356 |
|
} |
359 |
|
double (*ourbright)() = rgb_bright; |
360 |
|
|
361 |
|
|
362 |
< |
init() /* perform final setup */ |
362 |
> |
static void |
363 |
> |
init(void) /* perform final setup */ |
364 |
|
{ |
365 |
< |
double l_colin(char *), l_expos(char *), l_pixaspect(char *), |
321 |
< |
l_ray(char *), l_psize(char *); |
322 |
< |
register int i; |
365 |
> |
int i; |
366 |
|
/* define constants */ |
367 |
|
varset("PI", ':', PI); |
368 |
|
varset(vnfiles, ':', (double)nfiles); |
385 |
|
ourbright = xyz_bright; |
386 |
|
} else |
387 |
|
varset(vwhteff, ':', WHTEFFICACY); |
388 |
+ |
/* these may be overridden */ |
389 |
+ |
varset(vxres, ':', (double)xmax); |
390 |
+ |
varset(vyres, ':', (double)ymax); |
391 |
|
} |
392 |
|
|
393 |
|
|
394 |
< |
combine() /* combine pictures */ |
394 |
> |
static void |
395 |
> |
combine(void) /* combine pictures */ |
396 |
|
{ |
397 |
|
EPNODE *coldef[3], *brtdef; |
398 |
|
COLOR *scanout; |
399 |
|
double d; |
400 |
< |
register int i, j; |
400 |
> |
int i, j; |
401 |
|
/* check defined variables */ |
402 |
|
for (j = 0; j < 3; j++) { |
403 |
|
if (vardefined(vcolout[j])) |
418 |
|
advance(); |
419 |
|
varset(vypos, '=', (double)ypos); |
420 |
|
for (xpos = 0; xpos < xres; xpos++) { |
421 |
< |
xscan = (long)xpos*xmax/xres; |
421 |
> |
xscan = (xpos+.5)*xmax/xres; |
422 |
|
varset(vxpos, '=', (double)xpos); |
423 |
|
eclock++; |
424 |
|
if (brtdef != NULL) { |
450 |
|
} |
451 |
|
|
452 |
|
|
453 |
< |
advance() /* read in data for next scanline */ |
453 |
> |
static void |
454 |
> |
advance(void) /* read in data for next scanline */ |
455 |
|
{ |
456 |
|
int ytarget; |
457 |
< |
register COLOR *st; |
458 |
< |
register int i, j; |
457 |
> |
COLOR *st; |
458 |
> |
int i, j; |
459 |
|
|
460 |
< |
for (ytarget = (long)ypos*ymax/yres; yscan > ytarget; yscan--) |
460 |
> |
for (ytarget = (ypos+.5)*ymax/yres; yscan > ytarget; yscan--) |
461 |
|
for (i = 0; i < nfiles; i++) { |
462 |
|
st = input[i].scan[WINSIZ-1]; |
463 |
|
for (j = WINSIZ-1; j > 0; j--) /* rotate window */ |
470 |
|
eputs(": read error\n"); |
471 |
|
quit(1); |
472 |
|
} |
473 |
< |
if (fabs(colval(input[i].coef,RED)-1.0) > 1e-3 || |
474 |
< |
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); |
473 |
> |
for (j = 0; j < xmax; j++) /* adjust color */ |
474 |
> |
multcolor(st[j], input[i].coef); |
475 |
|
} |
476 |
|
} |
477 |
|
|
478 |
|
|
479 |
< |
double |
480 |
< |
l_expos(nam) /* return picture exposure */ |
481 |
< |
register char *nam; |
479 |
> |
static double |
480 |
> |
l_expos( /* return picture exposure */ |
481 |
> |
char *nam |
482 |
> |
) |
483 |
|
{ |
484 |
< |
register int fn, n; |
484 |
> |
int fn, n; |
485 |
> |
double d; |
486 |
|
|
487 |
< |
fn = argument(1) - .5; |
488 |
< |
if (fn < 0 || fn >= nfiles) |
489 |
< |
return(1.0); |
487 |
> |
d = argument(1); |
488 |
> |
if (d <= -0.5 || d >= nfiles+0.5) { |
489 |
> |
errno = EDOM; |
490 |
> |
return(0.0); |
491 |
> |
} |
492 |
> |
if (d < 0.5) |
493 |
> |
return((double)nfiles); |
494 |
> |
fn = d - 0.5; |
495 |
|
if (nam == vbrtexp) |
496 |
|
return((*ourbright)(input[fn].expos)); |
497 |
|
n = 3; |
500 |
|
return(colval(input[fn].expos,n)); |
501 |
|
eputs("Bad call to l_expos()!\n"); |
502 |
|
quit(1); |
503 |
+ |
return 1; /* pro forma return */ |
504 |
|
} |
505 |
|
|
506 |
|
|
507 |
< |
double |
507 |
> |
static double |
508 |
|
l_pixaspect(char *nm) /* return pixel aspect ratio */ |
509 |
|
{ |
510 |
< |
register int fn; |
510 |
> |
int fn; |
511 |
> |
double d; |
512 |
|
|
513 |
< |
fn = argument(1) - .5; |
514 |
< |
if (fn < 0 || fn >= nfiles) |
515 |
< |
return(1.0); |
513 |
> |
d = argument(1); |
514 |
> |
if (d <= -0.5 || d >= nfiles+0.5) { |
515 |
> |
errno = EDOM; |
516 |
> |
return(0.0); |
517 |
> |
} |
518 |
> |
if (d < 0.5) |
519 |
> |
return((double)nfiles); |
520 |
> |
fn = d - 0.5; |
521 |
|
return(input[fn].pa); |
522 |
|
} |
523 |
|
|
524 |
|
|
525 |
< |
double |
526 |
< |
l_colin(nam) /* return color value for picture */ |
527 |
< |
register char *nam; |
525 |
> |
static double |
526 |
> |
l_colin( /* return color value for picture */ |
527 |
> |
char *nam |
528 |
> |
) |
529 |
|
{ |
530 |
|
int fn; |
531 |
< |
register int n, xoff, yoff; |
531 |
> |
int n, xoff, yoff; |
532 |
|
double d; |
533 |
|
|
534 |
< |
fn = argument(1) - .5; |
535 |
< |
if (fn < 0 || fn >= nfiles) { |
534 |
> |
d = argument(1); |
535 |
> |
if (d <= -0.5 || d >= nfiles+0.5) { |
536 |
|
errno = EDOM; |
537 |
|
return(0.0); |
538 |
|
} |
539 |
+ |
if (d < 0.5) |
540 |
+ |
return((double)nfiles); |
541 |
+ |
fn = d - 0.5; |
542 |
|
xoff = yoff = 0; |
543 |
|
n = nargum(); |
544 |
|
if (n >= 2) { |
577 |
|
return(colval(input[fn].scan[MIDSCN+yoff][xscan+xoff],n)); |
578 |
|
eputs("Bad call to l_colin()!\n"); |
579 |
|
quit(1); |
580 |
+ |
return 1; /* pro forma return */ |
581 |
|
} |
582 |
|
|
583 |
|
|
584 |
< |
double |
585 |
< |
l_ray(nam) /* return ray origin or direction */ |
586 |
< |
register char *nam; |
584 |
> |
static double |
585 |
> |
l_ray( /* return ray origin or direction */ |
586 |
> |
char *nam |
587 |
> |
) |
588 |
|
{ |
589 |
|
static unsigned long ltick[MAXINP]; |
590 |
|
static FVECT lorg[MAXINP], ldir[MAXINP]; |
591 |
|
static double ldist[MAXINP]; |
592 |
|
RREAL loc[2]; |
593 |
+ |
double d; |
594 |
|
int fn; |
595 |
< |
register int i; |
595 |
> |
int i; |
596 |
|
|
597 |
< |
fn = argument(1) - .5; |
598 |
< |
if (fn < 0 || fn >= nfiles) { |
597 |
> |
d = argument(1); |
598 |
> |
if (d <= -0.5 || d >= nfiles+0.5) { |
599 |
|
errno = EDOM; |
600 |
|
return(0.0); |
601 |
|
} |
602 |
+ |
if (d < 0.5) |
603 |
+ |
return((double)nfiles); |
604 |
+ |
fn = d - 0.5; |
605 |
|
if (ltick[fn] != eclock) { /* need to compute? */ |
606 |
|
lorg[fn][0] = lorg[fn][1] = lorg[fn][2] = 0.0; |
607 |
|
ldir[fn][0] = ldir[fn][1] = ldir[fn][2] = 0.0; |
622 |
|
return(i < 3 ? lorg[fn][i] : ldir[fn][i-3]); |
623 |
|
eputs("Bad call to l_ray()!\n"); |
624 |
|
quit(1); |
625 |
+ |
return 1; /* pro forma return */ |
626 |
|
} |
627 |
|
|
628 |
|
|
629 |
< |
double |
629 |
> |
static double |
630 |
|
l_psize(char *nm) /* compute pixel size in steradians */ |
631 |
|
{ |
632 |
|
static unsigned long ltick[MAXINP]; |
635 |
|
RREAL locx[2], locy[2]; |
636 |
|
double d; |
637 |
|
int fn; |
638 |
< |
register int i; |
638 |
> |
int i; |
639 |
|
|
640 |
|
d = argument(1); |
641 |
< |
if (d < .5 || d >= nfiles+.5) { |
641 |
> |
if (d <= -0.5 || d >= nfiles+0.5) { |
642 |
|
errno = EDOM; |
643 |
|
return(0.0); |
644 |
|
} |
645 |
< |
fn = d - .5; |
645 |
> |
if (d < 0.5) |
646 |
> |
return((double)nfiles); |
647 |
> |
fn = d - 0.5; |
648 |
|
if (ltick[fn] != eclock) { /* need to compute? */ |
649 |
|
psize[fn] = 0.0; |
650 |
|
if (input[fn].vw.type == 0) |
651 |
|
errno = EDOM; |
652 |
|
else if (input[fn].vw.type != VT_PAR && |
653 |
< |
funvalue(vray[6], 1, &d) >= 0) { |
653 |
> |
funvalue(vray[6], 1, &d) >= -FTINY) { |
654 |
|
for (i = 0; i < 3; i++) |
655 |
|
dir0[i] = funvalue(vray[3+i], 1, &d); |
656 |
|
pix2loc(locx, &input[fn].rs, xscan+1, ymax-1-yscan); |
657 |
|
pix2loc(locy, &input[fn].rs, xscan, ymax-yscan); |
658 |
|
if (viewray(org, dirx, &input[fn].vw, |
659 |
< |
locx[0], locx[1]) >= 0 && |
659 |
> |
locx[0], locx[1]) >= -FTINY && |
660 |
|
viewray(org, diry, &input[fn].vw, |
661 |
< |
locy[0], locy[1]) >= 0) { |
661 |
> |
locy[0], locy[1]) >= -FTINY) { |
662 |
|
/* approximate solid angle */ |
663 |
|
for (i = 0; i < 3; i++) { |
664 |
|
dirx[i] -= dir0[i]; |
665 |
|
diry[i] -= dir0[i]; |
666 |
|
} |
667 |
|
fcross(dir0, dirx, diry); |
668 |
< |
psize[fn] = sqrt(DOT(dir0,dir0)); |
668 |
> |
psize[fn] = VLEN(dir0); |
669 |
|
} |
670 |
|
} |
671 |
|
ltick[fn] = eclock; |
692 |
|
extern void |
693 |
|
quit(int code) /* exit gracefully */ |
694 |
|
{ |
695 |
< |
register int i; |
695 |
> |
int i; |
696 |
|
/* close input files */ |
697 |
|
for (i = 0; i < nfiles; i++) |
698 |
|
if (input[i].name == Command) |