| 1 |
< |
/* Copyright (c) 1992 Regents of the University of California */ |
| 1 |
> |
/* Copyright (c) 1994 Regents of the University of California */ |
| 2 |
|
|
| 3 |
|
#ifndef lint |
| 4 |
|
static char SCCSid[] = "$SunId$ LBL"; |
| 53 |
|
double dstrsrc = 0.0; /* square source distribution */ |
| 54 |
|
double shadthresh = .05; /* shadow threshold */ |
| 55 |
|
double shadcert = .5; /* shadow certainty */ |
| 56 |
< |
int directrelay = 1; /* number of source relays */ |
| 56 |
> |
int directrelay = 2; /* number of source relays */ |
| 57 |
|
int vspretest = 512; /* virtual source pretest density */ |
| 58 |
|
int directvis = 1; /* sources visible? */ |
| 59 |
< |
double srcsizerat = .25; /* maximum ratio source size/dist. */ |
| 59 |
> |
double srcsizerat = .2; /* maximum ratio source size/dist. */ |
| 60 |
|
|
| 61 |
|
double specthresh = .15; /* specular sampling threshold */ |
| 62 |
|
double specjitter = 1.; /* specular sampling jitter */ |
| 63 |
|
|
| 64 |
+ |
int backvis = 1; /* back face visibility */ |
| 65 |
+ |
|
| 66 |
|
int maxdepth = 6; /* maximum recursion depth */ |
| 67 |
|
double minweight = 4e-3; /* minimum ray weight */ |
| 68 |
|
|
| 69 |
|
COLOR ambval = BLKCOLOR; /* ambient value */ |
| 70 |
|
double ambacc = 0.2; /* ambient accuracy */ |
| 71 |
< |
int ambres = 32; /* ambient resolution */ |
| 72 |
< |
int ambdiv = 128; /* ambient divisions */ |
| 71 |
> |
int ambres = 128; /* ambient resolution */ |
| 72 |
> |
int ambdiv = 512; /* ambient divisions */ |
| 73 |
|
int ambssamp = 0; /* ambient super-samples */ |
| 74 |
|
int ambounce = 0; /* ambient bounces */ |
| 75 |
|
char *amblist[128]; /* ambient include/exclude list */ |
| 135 |
|
setmode(fileno(fp), O_BINARY); |
| 136 |
|
#endif |
| 137 |
|
/* set up output */ |
| 138 |
< |
if (imm_irrad) |
| 137 |
< |
outvals = "v"; |
| 138 |
< |
else |
| 139 |
< |
setoutput(outvals); |
| 138 |
> |
setoutput(outvals); |
| 139 |
|
switch (outform) { |
| 140 |
|
case 'a': putreal = puta; break; |
| 141 |
|
case 'f': putreal = putf; break; |
| 165 |
|
if (imm_irrad) |
| 166 |
|
irrad(orig, direc); |
| 167 |
|
else |
| 168 |
< |
traceray(orig, direc); |
| 168 |
> |
rad(orig, direc); |
| 169 |
|
/* flush if time */ |
| 170 |
|
if (--nextflush == 0) { |
| 171 |
|
fflush(stdout); |
| 240 |
|
} |
| 241 |
|
|
| 242 |
|
|
| 243 |
< |
traceray(org, dir) /* compute and print ray value(s) */ |
| 243 |
> |
rad(org, dir) /* compute and print ray value(s) */ |
| 244 |
|
FVECT org, dir; |
| 245 |
|
{ |
| 247 |
– |
register int (**tp)(); |
| 248 |
– |
|
| 246 |
|
VCOPY(thisray.rorg, org); |
| 247 |
|
VCOPY(thisray.rdir, dir); |
| 248 |
+ |
thisray.rmax = 0.0; |
| 249 |
|
rayorigin(&thisray, NULL, PRIMARY, 1.0); |
| 250 |
|
if (castonly) |
| 251 |
|
localhit(&thisray, &thescene) || sourcehit(&thisray); |
| 252 |
|
else |
| 253 |
|
rayvalue(&thisray); |
| 254 |
< |
|
| 257 |
< |
if (ray_out[0] == NULL) |
| 258 |
< |
return; |
| 259 |
< |
for (tp = ray_out; *tp != NULL; tp++) |
| 260 |
< |
(**tp)(&thisray); |
| 261 |
< |
if (outform == 'a') |
| 262 |
< |
putchar('\n'); |
| 254 |
> |
printvals(&thisray); |
| 255 |
|
} |
| 256 |
|
|
| 257 |
|
|
| 266 |
|
} |
| 267 |
|
rayorigin(&thisray, NULL, PRIMARY, 1.0); |
| 268 |
|
/* pretend we hit surface */ |
| 269 |
< |
thisray.rot = 1.0; |
| 269 |
> |
thisray.rot = 1.0-1e-4; |
| 270 |
|
thisray.rod = 1.0; |
| 271 |
|
VCOPY(thisray.ron, dir); |
| 272 |
|
for (i = 0; i < 3; i++) /* fudge factor */ |
| 273 |
|
thisray.rop[i] = org[i] + 1e-4*dir[i]; |
| 274 |
|
/* compute and print */ |
| 275 |
|
(*ofun[Lamb.otype].funp)(&Lamb, &thisray); |
| 276 |
< |
oputv(&thisray); |
| 276 |
> |
printvals(&thisray); |
| 277 |
> |
} |
| 278 |
> |
|
| 279 |
> |
|
| 280 |
> |
printvals(r) /* print requested ray values */ |
| 281 |
> |
RAY *r; |
| 282 |
> |
{ |
| 283 |
> |
register int (**tp)(); |
| 284 |
> |
|
| 285 |
> |
if (ray_out[0] == NULL) |
| 286 |
> |
return; |
| 287 |
> |
for (tp = ray_out; *tp != NULL; tp++) |
| 288 |
> |
(**tp)(r); |
| 289 |
|
if (outform == 'a') |
| 290 |
|
putchar('\n'); |
| 291 |
|
} |
| 358 |
|
|
| 359 |
|
if (every_out[0] == NULL) |
| 360 |
|
return; |
| 361 |
< |
if (traincl == 1 && r->ro == NULL) |
| 362 |
< |
return; |
| 363 |
< |
if (traincl != -1 && traincl != inset(traset, r->ro->omod)) |
| 361 |
> |
if (r->ro == NULL) { |
| 362 |
> |
if (traincl == 1) |
| 363 |
> |
return; |
| 364 |
> |
} else if (traincl != -1 && traincl != inset(traset, r->ro->omod)) |
| 365 |
|
return; |
| 366 |
|
tabin(r); |
| 367 |
|
for (tp = every_out; *tp != NULL; tp++) |
