8 |
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#include <signal.h> |
9 |
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#include <ctype.h> |
10 |
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|
11 |
< |
#include "platform.h" |
11 |
> |
#include "paths.h" /* win_popen() */ |
12 |
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#include "mkillum.h" |
13 |
– |
#include "random.h" |
13 |
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|
14 |
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/* default parameters */ |
15 |
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#define SAMPDENS 48 /* points per projected steradian */ |
24 |
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|
25 |
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struct illum_args thisillum = { /* our illum and default values */ |
26 |
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0, |
28 |
– |
UDzpos, |
27 |
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DFLMAT, |
28 |
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DFLDAT, |
29 |
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0, |
30 |
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VOIDID, |
31 |
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SAMPDENS, |
32 |
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NSAMPS, |
35 |
– |
NULL, |
33 |
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0., |
34 |
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}; |
35 |
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|
66 |
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gargv = argv; |
67 |
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progname = gargv[0]; |
68 |
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/* set up rendering defaults */ |
69 |
< |
dstrsrc = 0.25; |
69 |
> |
dstrsrc = 0.5; |
70 |
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directrelay = 3; |
74 |
– |
directvis = 0; |
71 |
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ambounce = 2; |
72 |
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/* get options from command line */ |
73 |
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for (i = 1; i < argc; i++) { |
173 |
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|
174 |
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|
175 |
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void |
176 |
+ |
quit(ec) /* make sure exit is called */ |
177 |
+ |
int ec; |
178 |
+ |
{ |
179 |
+ |
if (ray_pnprocs > 0) /* close children if any */ |
180 |
+ |
ray_pclose(0); |
181 |
+ |
exit(ec); |
182 |
+ |
} |
183 |
+ |
|
184 |
+ |
|
185 |
+ |
void |
186 |
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filter( /* process stream */ |
187 |
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register FILE *infp, |
188 |
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char *name |
304 |
|
} |
305 |
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cp = sskip(cp); |
306 |
|
continue; |
307 |
< |
case 'd': /* sample density / BSDF data */ |
307 |
> |
case 'd': /* sample density */ |
308 |
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if (*++cp != '=') |
309 |
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break; |
304 |
– |
if (thisillum.sd != NULL) { |
305 |
– |
free_BSDF(thisillum.sd); |
306 |
– |
thisillum.sd = NULL; |
307 |
– |
} |
310 |
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if (!*++cp || isspace(*cp)) |
311 |
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continue; |
312 |
< |
if (isintd(++cp, " \t\n\r")) { |
312 |
> |
if (isintd(cp, " \t\n\r")) { |
313 |
|
thisillum.sampdens = atoi(cp); |
314 |
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} else { |
315 |
< |
atos(buf, sizeof(buf), cp); |
316 |
< |
thisillum.sd = load_BSDF(buf); |
315 |
< |
if (thisillum.sd == NULL) |
316 |
< |
break; |
315 |
> |
error(WARNING, "direct BSDF input unsupported"); |
316 |
> |
goto opterr; |
317 |
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} |
318 |
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cp = sskip(cp); |
319 |
|
continue; |
359 |
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} |
360 |
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doneheader = 0; |
361 |
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continue; |
362 |
– |
case 'u': /* up direction */ |
363 |
– |
if (*++cp != '=') |
364 |
– |
break; |
365 |
– |
if (!*++cp || isspace(*cp)) { |
366 |
– |
thisillum.udir = UDunknown; |
367 |
– |
continue; |
368 |
– |
} |
369 |
– |
negax = 0; |
370 |
– |
if (*cp == '+') |
371 |
– |
cp++; |
372 |
– |
else if (*cp == '-') { |
373 |
– |
negax++; |
374 |
– |
cp++; |
375 |
– |
} |
376 |
– |
switch (*cp++) { |
377 |
– |
case 'x': |
378 |
– |
case 'X': |
379 |
– |
thisillum.udir = negax ? UDxneg : UDxpos; |
380 |
– |
break; |
381 |
– |
case 'y': |
382 |
– |
case 'Y': |
383 |
– |
thisillum.udir = negax ? UDyneg : UDypos; |
384 |
– |
break; |
385 |
– |
case 'z': |
386 |
– |
case 'Z': |
387 |
– |
thisillum.udir = negax ? UDxneg : UDxpos; |
388 |
– |
break; |
389 |
– |
default: |
390 |
– |
thisillum.udir = UDunknown; |
391 |
– |
break; |
392 |
– |
} |
393 |
– |
if (thisillum.udir == UDunknown || !isspace(*cp)) |
394 |
– |
break; |
395 |
– |
continue; |
362 |
|
case '!': /* processed file! */ |
363 |
|
sprintf(errmsg, "(%s): already processed!", nm); |
364 |
|
error(WARNING, errmsg); |
401 |
|
printf("l+\t\t\t\t# light type on\n"); |
402 |
|
else |
403 |
|
printf("l-\t\t\t\t# light type off\n"); |
404 |
< |
printf("d=%d\t\t\t\t# density of points\n", thisillum.sampdens); |
405 |
< |
printf("s=%d\t\t\t\t# samples per point\n", thisillum.nsamps); |
404 |
> |
printf("d=%d\t\t\t\t# density of directions\n", thisillum.sampdens); |
405 |
> |
printf("s=%d\t\t\t\t# samples per direction\n", thisillum.nsamps); |
406 |
|
printf("b=%f\t\t\t# minimum average brightness\n", thisillum.minbrt); |
441 |
– |
switch (thisillum.udir) { |
442 |
– |
case UDzneg: |
443 |
– |
fputs("u=-Z\t\t\t\t# up is negative Z\n", stdout); |
444 |
– |
break; |
445 |
– |
case UDyneg: |
446 |
– |
fputs("u=-Y\t\t\t\t# up is negative Y\n", stdout); |
447 |
– |
break; |
448 |
– |
case UDxneg: |
449 |
– |
fputs("u=-X\t\t\t\t# up is negative X\n", stdout); |
450 |
– |
break; |
451 |
– |
case UDxpos: |
452 |
– |
fputs("u=+X\t\t\t\t# up is positive X\n", stdout); |
453 |
– |
break; |
454 |
– |
case UDypos: |
455 |
– |
fputs("u=+Y\t\t\t\t# up is positive Y\n", stdout); |
456 |
– |
break; |
457 |
– |
case UDzpos: |
458 |
– |
fputs("u=+Z\t\t\t\t# up is positive Z\n", stdout); |
459 |
– |
break; |
460 |
– |
case UDunknown: |
461 |
– |
break; |
462 |
– |
} |
407 |
|
} |
408 |
|
|
409 |
|
|