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#include "view.h" |
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|
23 |
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#define MAXINP 32 /* maximum number of input files */ |
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< |
#define WINSIZ 9 /* scanline window size */ |
25 |
< |
#define MIDSCN 4 /* current scan position */ |
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> |
#define WINSIZ 17 /* scanline window size */ |
25 |
> |
#define MIDSCN ((WINSIZ-1)/2+1) |
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|
27 |
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struct { |
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char *name; /* file or command name */ |
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|
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int nfiles; /* number of input files */ |
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|
39 |
+ |
char ourfmt[LPICFMT+1] = PICFMT; /* input picture format */ |
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|
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char Command[] = "<Command>"; |
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char vcolin[3][4] = {"ri", "gi", "bi"}; |
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char vcolout[3][4] = {"ro", "go", "bo"}; |
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} |
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break; |
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} |
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+ |
newheader("RADIANCE", stdout); /* start header */ |
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/* process files */ |
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for (nfiles = 0; nfiles < MAXINP; nfiles++) { |
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setcolor(input[nfiles].coef, 1.0, 1.0, 1.0); |
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} |
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/* complete header */ |
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printargs(argc, argv, stdout); |
208 |
< |
fputformat(COLRFMT, stdout); |
208 |
> |
if (strcmp(ourfmt, PICFMT)) |
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> |
fputformat(ourfmt, stdout); /* print format if known */ |
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putchar('\n'); |
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fprtresolu(xres, yres, stdout); |
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/* combine pictures */ |
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double d; |
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COLOR ctmp; |
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|
231 |
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if (isformat(s)) { /* check format */ |
228 |
< |
formatval(fmt, s); |
229 |
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wrongformat = strcmp(fmt, COLRFMT); |
231 |
> |
if (isheadid(s)) /* header id */ |
232 |
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return; /* don't echo */ |
233 |
+ |
if (formatval(fmt, s)) { /* check format */ |
234 |
+ |
if (globmatch(ourfmt, fmt)) { |
235 |
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wrongformat = 0; |
236 |
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strcpy(ourfmt, fmt); |
237 |
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} else |
238 |
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wrongformat = 1; |
239 |
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return; /* don't echo */ |
240 |
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} |
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if (isexpos(s)) { /* exposure */ |
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d = exposval(s); |
287 |
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} |
288 |
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|
289 |
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|
290 |
+ |
double |
291 |
+ |
rgb_bright(clr) |
292 |
+ |
COLOR clr; |
293 |
+ |
{ |
294 |
+ |
return(bright(clr)); |
295 |
+ |
} |
296 |
+ |
|
297 |
+ |
|
298 |
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double |
299 |
+ |
xyz_bright(clr) |
300 |
+ |
COLOR clr; |
301 |
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{ |
302 |
+ |
return(clr[CIEY]); |
303 |
+ |
} |
304 |
+ |
|
305 |
+ |
|
306 |
+ |
double (*ourbright)() = rgb_bright; |
307 |
+ |
|
308 |
+ |
|
309 |
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init() /* perform final setup */ |
310 |
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{ |
311 |
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double l_colin(), l_expos(), l_ray(); |
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funset(vbrtin, 1, '=', l_colin); |
324 |
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for (i = 0; i < 6; i++) |
325 |
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funset(vray[i], 1, '=', l_ray); |
326 |
+ |
/* set brightness function */ |
327 |
+ |
if (!strcmp(ourfmt, CIEFMT)) |
328 |
+ |
ourbright = xyz_bright; |
329 |
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} |
330 |
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|
331 |
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|
425 |
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if (fn < 0 || fn >= nfiles) |
426 |
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return(1.0); |
427 |
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if (nam == vbrtexp) |
428 |
< |
return(bright(input[fn].expos)); |
428 |
> |
return((*ourbright)(input[fn].expos)); |
429 |
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n = 3; |
430 |
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while (n--) |
431 |
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if (nam == vcolexp[n]) |
482 |
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} |
483 |
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} |
484 |
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if (nam == vbrtin) |
485 |
< |
return(bright(input[fn].scan[MIDSCN+yoff][xscan+xoff])); |
485 |
> |
return((*ourbright)(input[fn].scan[MIDSCN+yoff][xscan+xoff])); |
486 |
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n = 3; |
487 |
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while (n--) |
488 |
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if (nam == vcolin[n]) |
496 |
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l_ray(nam) /* return ray origin or direction */ |
497 |
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register char *nam; |
498 |
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{ |
499 |
< |
static long ltick[MAXINP]; |
499 |
> |
static unsigned long ltick[MAXINP]; |
500 |
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static FVECT lorg[MAXINP], ldir[MAXINP]; |
501 |
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FLOAT loc[2]; |
502 |
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double d; |
515 |
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lorg[fn][0] = lorg[fn][1] = lorg[fn][2] = 0.0; |
516 |
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ldir[fn][0] = ldir[fn][1] = ldir[fn][2] = 0.0; |
517 |
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if (input[fn].vw.type == 0) |
518 |
< |
errno = ERANGE; |
518 |
> |
errno = EDOM; |
519 |
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else { |
520 |
< |
pix2loc(loc, &input[fn].rs, xpos, ypos); |
520 |
> |
pix2loc(loc, &input[fn].rs, xscan, ymax-1-yscan); |
521 |
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if (viewray(lorg[fn], ldir[fn], |
522 |
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&input[fn].vw, loc[0], loc[1]) < 0) |
523 |
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errno = ERANGE; |