217 |
|
raytrans(r); |
218 |
|
return(1); |
219 |
|
} |
220 |
< |
if (!islight(m->otype)) |
220 |
> |
if (!islight(m->otype)) { |
221 |
> |
setcolor(r->pcol, 1.0, 1.0, 1.0); |
222 |
|
return((*ofun[Lamb.otype].funp)(&Lamb, r)); |
223 |
+ |
} |
224 |
|
} |
225 |
|
return(0); /* not a qualifying surface */ |
226 |
|
} |
537 |
|
return(1); /* shouldn't happen */ |
538 |
|
if (r->ro == NULL) |
539 |
|
return(0); /* ditto */ |
540 |
< |
if ((mnew = findmaterial(o)) == NULL) |
541 |
< |
return(1); /* new has no material */ |
542 |
< |
if ((mray = findmaterial(r->ro)) == NULL) |
540 |
> |
mnew = findmaterial(o); |
541 |
> |
mray = findmaterial(r->ro); /* check material transparencies */ |
542 |
> |
if (mnew == NULL) { |
543 |
> |
if (mray != NULL) |
544 |
> |
return(1); /* new has no material */ |
545 |
> |
} else if (mray == NULL) { |
546 |
|
return(0); /* old has no material(!) */ |
547 |
< |
if (istransp(mnew->otype)) |
548 |
< |
return(1); /* new is transparent */ |
549 |
< |
if (istransp(mray->otype)) |
547 |
> |
} else if (istransp(mnew->otype)) { |
548 |
> |
if (!istransp(mray->otype)) |
549 |
> |
return(1); /* new is transparent */ |
550 |
> |
} else if (istransp(mray->otype)) { |
551 |
|
return(0); /* old is transparent */ |
552 |
+ |
} |
553 |
|
/* weakest priority to later modifier definition */ |
554 |
|
return (r->ro->omod >= o->omod); |
555 |
|
} |