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#include "source.h" |
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#include "otypes.h" |
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#include "resolu.h" |
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#include "random.h" |
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|
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CUBE thescene; /* our scene */ |
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OBJECT nsceneobjs; /* number of objects in our scene */ |
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|
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int do_irrad = 0; /* compute irradiance? */ |
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|
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int rand_samp = 1; /* pure Monte Carlo sampling? */ |
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|
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void (*trace)() = NULL; /* trace call */ |
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|
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char *tralist[128]; /* list of modifers to trace (or no) */ |
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int traincl = -1; /* include == 1, exclude == 0 */ |
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#define MAXTSET 511 /* maximum number in trace set */ |
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#ifndef MAXTSET |
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#define MAXTSET 8192 /* maximum number in trace set */ |
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#endif |
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OBJECT traset[MAXTSET+1]={0}; /* trace include/exclude set */ |
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|
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int hresolu = 0; /* horizontal (scan) size */ |
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|
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int backvis = 1; /* back face visibility */ |
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|
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int maxdepth = 8; /* maximum recursion depth */ |
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int maxdepth = -10; /* maximum recursion depth */ |
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double minweight = 2e-3; /* minimum ray weight */ |
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|
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char *ambfile = NULL; /* ambient file name */ |
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static putf_t puta, putd, putf; |
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|
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typedef void oputf_t(RAY *r); |
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static oputf_t oputo, oputd, oputv, oputl, oputL, oputc, oputp, |
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oputn, oputN, oputs, oputw, oputW, oputm, oputM; |
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> |
static oputf_t oputo, oputd, oputv, oputV, oputl, oputL, oputc, oputp, |
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oputn, oputN, oputs, oputw, oputW, oputm, oputM, oputtilde; |
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|
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static void setoutput(char *vs); |
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static void tranotify(OBJECT obj); |
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char *fname |
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) |
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{ |
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< |
long vcount = hresolu>1 ? hresolu*vresolu : vresolu; |
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> |
unsigned long vcount = (hresolu > 1) ? (unsigned long)hresolu*vresolu |
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> |
: vresolu; |
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long nextflush = hresolu; |
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FILE *fp; |
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double d; |
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sprintf(errmsg, "cannot open input file \"%s\"", fname); |
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error(SYSTEM, errmsg); |
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} |
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#ifdef _WIN32 |
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if (inform != 'a') |
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SET_FILE_BINARY(fp); |
166 |
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#endif |
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/* set up output */ |
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setoutput(outvals); |
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switch (outform) { |
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d = normalize(direc); |
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if (d == 0.0) { /* zero ==> flush */ |
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bogusray(); |
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< |
if (--nextflush <= 0 || vcount <= 0) { |
196 |
> |
if (--nextflush <= 0 || !vcount) { |
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fflush(stdout); |
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nextflush = hresolu; |
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} |
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else |
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rad(orig, direc, lim_dist ? d : 0.0); |
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/* flush if time */ |
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< |
if (--nextflush == 0) { |
208 |
> |
if (!--nextflush) { |
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fflush(stdout); |
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nextflush = hresolu; |
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} |
212 |
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} |
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if (ferror(stdout)) |
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error(SYSTEM, "write error"); |
215 |
< |
if (--vcount == 0) /* check for end */ |
215 |
> |
if (vcount && !--vcount) /* check for end */ |
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break; |
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} |
218 |
< |
fflush(stdout); |
219 |
< |
if (vcount > 0) |
220 |
< |
error(USER, "read error"); |
218 |
> |
if (fflush(stdout) < 0) |
219 |
> |
error(SYSTEM, "write error"); |
220 |
> |
if (vcount) |
221 |
> |
error(USER, "unexpected EOF on input"); |
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|
if (fname != NULL) |
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fclose(fp); |
224 |
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} |
245 |
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while (*vs) |
246 |
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switch (*vs++) { |
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case 'T': /* trace sources */ |
248 |
+ |
if (!*vs) break; |
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trace_sources(); |
250 |
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/* fall through */ |
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case 't': /* trace */ |
252 |
+ |
if (!*vs) break; |
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*table = NULL; |
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table = every_out; |
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trace = ourtrace; |
265 |
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*table++ = oputv; |
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castonly = 0; |
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break; |
268 |
+ |
case 'V': /* contribution */ |
269 |
+ |
*table++ = oputV; |
270 |
+ |
if (ambounce > 0 && (ambacc > FTINY || ambssamp > 0)) |
271 |
+ |
error(WARNING, |
272 |
+ |
"-otV accuracy depends on -aa 0 -as 0"); |
273 |
+ |
break; |
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|
case 'l': /* effective distance */ |
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*table++ = oputl; |
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castonly = 0; |
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*table++ = oputW; |
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if (ambounce > 0 && (ambacc > FTINY || ambssamp > 0)) |
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error(WARNING, |
304 |
< |
"-otW accuracy requires -aa 0 -as 0"); |
304 |
> |
"-otW accuracy depends on -aa 0 -as 0"); |
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|
break; |
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case 'm': /* modifier */ |
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*table++ = oputm; |
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case 'M': /* material */ |
310 |
|
*table++ = oputM; |
311 |
|
break; |
312 |
+ |
case '~': /* tilde */ |
313 |
+ |
*table++ = oputtilde; |
314 |
+ |
break; |
315 |
|
} |
316 |
|
*table = NULL; |
317 |
|
} |
479 |
|
tabin(r); |
480 |
|
for (tp = every_out; *tp != NULL; tp++) |
481 |
|
(**tp)(r); |
482 |
< |
putchar('\n'); |
482 |
> |
if (outform == 'a') |
483 |
> |
putchar('\n'); |
484 |
|
} |
485 |
|
|
486 |
|
|
523 |
|
RAY *r |
524 |
|
) |
525 |
|
{ |
509 |
– |
COLR cout; |
510 |
– |
|
526 |
|
if (outform == 'c') { |
527 |
+ |
COLR cout; |
528 |
|
setcolr(cout, colval(r->rcol,RED), |
529 |
|
colval(r->rcol,GRN), |
530 |
|
colval(r->rcol,BLU)); |
538 |
|
|
539 |
|
|
540 |
|
static void |
541 |
+ |
oputV( /* print value contribution */ |
542 |
+ |
RAY *r |
543 |
+ |
) |
544 |
+ |
{ |
545 |
+ |
double contr[3]; |
546 |
+ |
|
547 |
+ |
raycontrib(contr, r, PRIMARY); |
548 |
+ |
multcolor(contr, r->rcol); |
549 |
+ |
(*putreal)(contr[RED]); |
550 |
+ |
(*putreal)(contr[GRN]); |
551 |
+ |
(*putreal)(contr[BLU]); |
552 |
+ |
} |
553 |
+ |
|
554 |
+ |
|
555 |
+ |
static void |
556 |
|
oputl( /* print effective distance */ |
557 |
|
RAY *r |
558 |
|
) |
657 |
|
|
658 |
|
|
659 |
|
static void |
660 |
< |
oputW( /* print contribution */ |
660 |
> |
oputW( /* print coefficient */ |
661 |
|
RAY *r |
662 |
|
) |
663 |
|
{ |
664 |
< |
COLOR contr; |
634 |
< |
COLR cout; |
664 |
> |
double contr[3]; |
665 |
|
|
666 |
|
raycontrib(contr, r, PRIMARY); |
667 |
< |
if (outform == 'c') { |
668 |
< |
setcolr(cout, colval(contr,RED), |
669 |
< |
colval(contr,GRN), |
640 |
< |
colval(contr,BLU)); |
641 |
< |
fwrite((char *)cout, sizeof(cout), 1, stdout); |
642 |
< |
return; |
643 |
< |
} |
644 |
< |
(*putreal)(colval(contr,RED)); |
645 |
< |
(*putreal)(colval(contr,GRN)); |
646 |
< |
(*putreal)(colval(contr,BLU)); |
667 |
> |
(*putreal)(contr[RED]); |
668 |
> |
(*putreal)(contr[GRN]); |
669 |
> |
(*putreal)(contr[BLU]); |
670 |
|
} |
671 |
|
|
672 |
|
|
701 |
|
} else |
702 |
|
putchar('*'); |
703 |
|
putchar('\t'); |
704 |
+ |
} |
705 |
+ |
|
706 |
+ |
|
707 |
+ |
static void |
708 |
+ |
oputtilde( /* output tilde (spacer) */ |
709 |
+ |
RAY *r |
710 |
+ |
) |
711 |
+ |
{ |
712 |
+ |
fputs("~\t", stdout); |
713 |
|
} |
714 |
|
|
715 |
|
|