| 419 |
|
r->rsrc>=0 && \ |
| 420 |
|
source[r->rsrc].so!=r->ro) |
| 421 |
|
|
| 422 |
+ |
#define distglow(m, r) (m->otype==MAT_GLOW && \ |
| 423 |
+ |
r->rot > m->oargs.farg[3]) |
| 424 |
+ |
|
| 425 |
|
#define badambient(m, r) ((r->crtype&(AMBIENT|SHADOW))==AMBIENT && \ |
| 426 |
< |
!(m->otype==MAT_GLOW&&r->rot>m->oargs.farg[3])) |
| 426 |
> |
!distglow(m, r)) |
| 427 |
|
|
| 428 |
|
#define passillum(m, r) (m->otype==MAT_ILLUM && \ |
| 429 |
|
!(r->rsrc>=0&&source[r->rsrc].so==r->ro)) |
| 430 |
|
|
| 431 |
+ |
#define srcignore(m, r) (directinvis && !(r->crtype&SHADOW) && \ |
| 432 |
+ |
!distglow(m, r)) |
| 433 |
|
|
| 434 |
+ |
|
| 435 |
|
m_light(m, r) /* ray hit a light source */ |
| 436 |
|
register OBJREC *m; |
| 437 |
|
register RAY *r; |
| 441 |
|
return; |
| 442 |
|
/* check for passed illum */ |
| 443 |
|
if (passillum(m, r)) { |
| 438 |
– |
|
| 444 |
|
if (m->oargs.nsargs < 1 || !strcmp(m->oargs.sarg[0], VOIDID)) |
| 445 |
|
raytrans(r); |
| 446 |
|
else |
| 447 |
|
rayshade(r, modifier(m->oargs.sarg[0])); |
| 448 |
< |
|
| 449 |
< |
/* otherwise treat as source */ |
| 450 |
< |
} else { |
| 448 |
> |
return; |
| 449 |
> |
} |
| 450 |
> |
/* otherwise treat as source */ |
| 451 |
|
/* check for behind */ |
| 452 |
< |
if (r->rod < 0.0) |
| 453 |
< |
return; |
| 452 |
> |
if (r->rod < 0.0) |
| 453 |
> |
return; |
| 454 |
> |
/* check for invisibility */ |
| 455 |
> |
if (srcignore(m, r)) |
| 456 |
> |
return; |
| 457 |
|
/* get distribution pattern */ |
| 458 |
< |
raytexture(r, m->omod); |
| 458 |
> |
raytexture(r, m->omod); |
| 459 |
|
/* get source color */ |
| 460 |
< |
setcolor(r->rcol, m->oargs.farg[0], |
| 461 |
< |
m->oargs.farg[1], |
| 462 |
< |
m->oargs.farg[2]); |
| 460 |
> |
setcolor(r->rcol, m->oargs.farg[0], |
| 461 |
> |
m->oargs.farg[1], |
| 462 |
> |
m->oargs.farg[2]); |
| 463 |
|
/* modify value */ |
| 464 |
< |
multcolor(r->rcol, r->pcol); |
| 457 |
< |
} |
| 464 |
> |
multcolor(r->rcol, r->pcol); |
| 465 |
|
} |
