8 |
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#include <signal.h> |
9 |
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#include <ctype.h> |
10 |
|
|
11 |
– |
#include "platform.h" |
11 |
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#include "mkillum.h" |
13 |
– |
#include "random.h" |
12 |
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|
13 |
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/* default parameters */ |
14 |
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#define SAMPDENS 48 /* points per projected steradian */ |
24 |
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struct illum_args thisillum = { /* our illum and default values */ |
25 |
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0, |
26 |
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UDzpos, |
27 |
+ |
0., |
28 |
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DFLMAT, |
29 |
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DFLDAT, |
30 |
|
0, |
68 |
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gargv = argv; |
69 |
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progname = gargv[0]; |
70 |
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/* set up rendering defaults */ |
71 |
< |
dstrsrc = 0.25; |
71 |
> |
dstrsrc = 0.5; |
72 |
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directrelay = 3; |
73 |
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directvis = 0; |
74 |
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ambounce = 2; |
176 |
|
|
177 |
|
|
178 |
|
void |
179 |
+ |
quit(ec) /* make sure exit is called */ |
180 |
+ |
int ec; |
181 |
+ |
{ |
182 |
+ |
if (ray_pnprocs > 0) /* close children if any */ |
183 |
+ |
ray_pclose(0); |
184 |
+ |
exit(ec); |
185 |
+ |
} |
186 |
+ |
|
187 |
+ |
|
188 |
+ |
void |
189 |
|
filter( /* process stream */ |
190 |
|
register FILE *infp, |
191 |
|
char *name |
316 |
|
} |
317 |
|
if (!*++cp || isspace(*cp)) |
318 |
|
continue; |
319 |
< |
if (isintd(++cp, " \t\n\r")) { |
319 |
> |
if (isintd(cp, " \t\n\r")) { |
320 |
|
thisillum.sampdens = atoi(cp); |
321 |
|
} else { |
322 |
|
atos(buf, sizeof(buf), cp); |
393 |
|
break; |
394 |
|
case 'z': |
395 |
|
case 'Z': |
396 |
< |
thisillum.udir = negax ? UDxneg : UDxpos; |
396 |
> |
thisillum.udir = negax ? UDzneg : UDzpos; |
397 |
|
break; |
398 |
|
default: |
399 |
|
thisillum.udir = UDunknown; |
402 |
|
if (thisillum.udir == UDunknown || !isspace(*cp)) |
403 |
|
break; |
404 |
|
continue; |
405 |
+ |
case 't': /* object thickness */ |
406 |
+ |
if (*++cp != '=') |
407 |
+ |
break; |
408 |
+ |
if (!isfltd(++cp, " \t\n\r")) |
409 |
+ |
break; |
410 |
+ |
thisillum.thick = atof(cp); |
411 |
+ |
if (thisillum.thick < .0) |
412 |
+ |
thisillum.thick = .0; |
413 |
+ |
cp = sskip(cp); |
414 |
+ |
continue; |
415 |
|
case '!': /* processed file! */ |
416 |
|
sprintf(errmsg, "(%s): already processed!", nm); |
417 |
|
error(WARNING, errmsg); |
454 |
|
printf("l+\t\t\t\t# light type on\n"); |
455 |
|
else |
456 |
|
printf("l-\t\t\t\t# light type off\n"); |
457 |
< |
printf("d=%d\t\t\t\t# density of points\n", thisillum.sampdens); |
458 |
< |
printf("s=%d\t\t\t\t# samples per point\n", thisillum.nsamps); |
457 |
> |
printf("d=%d\t\t\t\t# density of directions\n", thisillum.sampdens); |
458 |
> |
printf("s=%d\t\t\t\t# samples per direction\n", thisillum.nsamps); |
459 |
|
printf("b=%f\t\t\t# minimum average brightness\n", thisillum.minbrt); |
460 |
|
switch (thisillum.udir) { |
461 |
|
case UDzneg: |
479 |
|
case UDunknown: |
480 |
|
break; |
481 |
|
} |
482 |
+ |
printf("t=%f\t\t\t# object thickness\n", thisillum.thick); |
483 |
|
} |
484 |
|
|
485 |
|
|