47 |
|
|
48 |
|
int do_irrad = 0; /* compute irradiance? */ |
49 |
|
|
50 |
< |
int rand_samp = 0; /* pure Monte Carlo sampling? */ |
50 |
> |
int rand_samp = 1; /* pure Monte Carlo sampling? */ |
51 |
|
|
52 |
|
void (*trace)() = NULL; /* trace call */ |
53 |
|
|
54 |
|
char *tralist[128]; /* list of modifers to trace (or no) */ |
55 |
|
int traincl = -1; /* include == 1, exclude == 0 */ |
56 |
|
#ifndef MAXTSET |
57 |
< |
#define MAXTSET 1024 /* maximum number in trace set */ |
57 |
> |
#define MAXTSET 8192 /* maximum number in trace set */ |
58 |
|
#endif |
59 |
|
OBJECT traset[MAXTSET+1]={0}; /* trace include/exclude set */ |
60 |
|
|
101 |
|
static putf_t puta, putd, putf; |
102 |
|
|
103 |
|
typedef void oputf_t(RAY *r); |
104 |
< |
static oputf_t oputo, oputd, oputv, oputl, oputL, oputc, oputp, |
104 |
> |
static oputf_t oputo, oputd, oputv, oputV, oputl, oputL, oputc, oputp, |
105 |
|
oputn, oputN, oputs, oputw, oputW, oputm, oputM, oputtilde; |
106 |
|
|
107 |
|
static void setoutput(char *vs); |
198 |
|
nextflush = hresolu; |
199 |
|
} |
200 |
|
} else { |
201 |
< |
samplendx = rand_samp ? random() : samplendx+1; |
201 |
> |
samplendx++; |
202 |
|
/* compute and print */ |
203 |
|
if (imm_irrad) |
204 |
|
irrad(orig, direc); |
215 |
|
if (vcount && !--vcount) /* check for end */ |
216 |
|
break; |
217 |
|
} |
218 |
< |
fflush(stdout); |
218 |
> |
if (fflush(stdout) < 0) |
219 |
> |
error(SYSTEM, "write error"); |
220 |
|
if (vcount) |
221 |
|
error(USER, "unexpected EOF on input"); |
222 |
|
if (fname != NULL) |
265 |
|
*table++ = oputv; |
266 |
|
castonly = 0; |
267 |
|
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; |
274 |
|
case 'l': /* effective distance */ |
275 |
|
*table++ = oputl; |
276 |
|
castonly = 0; |
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 |
|
{ |