29 |
|
#include "source.h" |
30 |
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#include "otypes.h" |
31 |
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#include "resolu.h" |
32 |
+ |
#include "random.h" |
33 |
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|
34 |
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CUBE thescene; /* our scene */ |
35 |
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OBJECT nsceneobjs; /* number of objects in our scene */ |
47 |
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|
48 |
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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 |
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void (*trace)() = NULL; /* trace call */ |
53 |
|
|
54 |
< |
char *tralist[128]; /* list of modifers to trace (or no) */ |
54 |
> |
#ifndef MAXMODLIST |
55 |
> |
#define MAXMODLIST 1024 /* maximum modifiers we'll track */ |
56 |
> |
#endif |
57 |
> |
|
58 |
> |
char *tralist[MAXMODLIST]; /* list of modifers to trace (or no) */ |
59 |
|
int traincl = -1; /* include == 1, exclude == 0 */ |
60 |
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#ifndef MAXTSET |
61 |
< |
#define MAXTSET 1024 /* maximum number in trace set */ |
61 |
> |
#define MAXTSET 8191 /* maximum number in trace set */ |
62 |
|
#endif |
63 |
|
OBJECT traset[MAXTSET+1]={0}; /* trace include/exclude set */ |
64 |
|
|
105 |
|
static putf_t puta, putd, putf; |
106 |
|
|
107 |
|
typedef void oputf_t(RAY *r); |
108 |
< |
static oputf_t oputo, oputd, oputv, oputl, oputL, oputc, oputp, |
108 |
> |
static oputf_t oputo, oputd, oputv, oputV, oputl, oputL, oputc, oputp, |
109 |
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oputn, oputN, oputs, oputw, oputW, oputm, oputM, oputtilde; |
110 |
|
|
111 |
|
static void setoutput(char *vs); |
202 |
|
nextflush = hresolu; |
203 |
|
} |
204 |
|
} else { |
205 |
< |
samplendx = rand_samp ? random() : samplendx+1; |
205 |
> |
samplendx++; |
206 |
|
/* compute and print */ |
207 |
|
if (imm_irrad) |
208 |
|
irrad(orig, direc); |
219 |
|
if (vcount && !--vcount) /* check for end */ |
220 |
|
break; |
221 |
|
} |
222 |
< |
fflush(stdout); |
222 |
> |
if (fflush(stdout) < 0) |
223 |
> |
error(SYSTEM, "write error"); |
224 |
|
if (vcount) |
225 |
|
error(USER, "unexpected EOF on input"); |
226 |
|
if (fname != NULL) |
269 |
|
*table++ = oputv; |
270 |
|
castonly = 0; |
271 |
|
break; |
272 |
+ |
case 'V': /* contribution */ |
273 |
+ |
*table++ = oputV; |
274 |
+ |
if (ambounce > 0 && (ambacc > FTINY || ambssamp > 0)) |
275 |
+ |
error(WARNING, |
276 |
+ |
"-otV accuracy depends on -aa 0 -as 0"); |
277 |
+ |
break; |
278 |
|
case 'l': /* effective distance */ |
279 |
|
*table++ = oputl; |
280 |
|
castonly = 0; |
542 |
|
|
543 |
|
|
544 |
|
static void |
545 |
+ |
oputV( /* print value contribution */ |
546 |
+ |
RAY *r |
547 |
+ |
) |
548 |
+ |
{ |
549 |
+ |
double contr[3]; |
550 |
+ |
|
551 |
+ |
raycontrib(contr, r, PRIMARY); |
552 |
+ |
multcolor(contr, r->rcol); |
553 |
+ |
(*putreal)(contr[RED]); |
554 |
+ |
(*putreal)(contr[GRN]); |
555 |
+ |
(*putreal)(contr[BLU]); |
556 |
+ |
} |
557 |
+ |
|
558 |
+ |
|
559 |
+ |
static void |
560 |
|
oputl( /* print effective distance */ |
561 |
|
RAY *r |
562 |
|
) |
661 |
|
|
662 |
|
|
663 |
|
static void |
664 |
< |
oputW( /* print contribution */ |
664 |
> |
oputW( /* print coefficient */ |
665 |
|
RAY *r |
666 |
|
) |
667 |
|
{ |